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- //#define TMP_DEBUG_MODE
- using System;
- using System.Collections;
- using System.Collections.Generic;
- using System.Text;
- using System.Text.RegularExpressions;
- using UnityEngine;
- using UnityEngine.UI;
- using UnityEngine.Events;
- using UnityEngine.EventSystems;
- using UnityEngine.Serialization;
- namespace TMPro
- {
- /// <summary>
- /// Editable text input field.
- /// </summary>
- [AddComponentMenu("UI/TextMeshPro - Input Field", 11)]
- public class TMP_InputField : Selectable,
- IUpdateSelectedHandler,
- IBeginDragHandler,
- IDragHandler,
- IEndDragHandler,
- IPointerClickHandler,
- ISubmitHandler,
- ICanvasElement,
- ILayoutElement,
- IScrollHandler
- {
- // Setting the content type acts as a shortcut for setting a combination of InputType, CharacterValidation, LineType, and TouchScreenKeyboardType
- public enum ContentType
- {
- Standard,
- Autocorrected,
- IntegerNumber,
- DecimalNumber,
- Alphanumeric,
- Name,
- EmailAddress,
- Password,
- Pin,
- Custom
- }
- public enum InputType
- {
- Standard,
- AutoCorrect,
- Password,
- }
- public enum CharacterValidation
- {
- None,
- Digit,
- Integer,
- Decimal,
- Alphanumeric,
- Name,
- Regex,
- EmailAddress,
- CustomValidator
- }
- public enum LineType
- {
- SingleLine,
- MultiLineSubmit,
- MultiLineNewline
- }
- public delegate char OnValidateInput(string text, int charIndex, char addedChar);
- [Serializable]
- public class SubmitEvent : UnityEvent<string> { }
- [Serializable]
- public class OnChangeEvent : UnityEvent<string> { }
- [Serializable]
- public class SelectionEvent : UnityEvent<string> { }
- [Serializable]
- public class TextSelectionEvent : UnityEvent<string, int, int> { }
- [Serializable]
- public class TouchScreenKeyboardEvent : UnityEvent<TouchScreenKeyboard.Status> { }
- protected TouchScreenKeyboard m_SoftKeyboard;
- static private readonly char[] kSeparators = { ' ', '.', ',', '\t', '\r', '\n' };
- #region Exposed properties
- /// <summary>
- /// Text Text used to display the input's value.
- /// </summary>
- [SerializeField]
- protected RectTransform m_TextViewport;
- //Vector3[] m_ViewportCorners = new Vector3[4];
- [SerializeField]
- protected TMP_Text m_TextComponent;
- protected RectTransform m_TextComponentRectTransform;
- [SerializeField]
- protected Graphic m_Placeholder;
- [SerializeField]
- protected Scrollbar m_VerticalScrollbar;
- [SerializeField]
- protected TMP_ScrollbarEventHandler m_VerticalScrollbarEventHandler;
- //private bool m_ForceDeactivation;
- private bool m_IsDrivenByLayoutComponents = false;
- /// <summary>
- /// Used to keep track of scroll position
- /// </summary>
- private float m_ScrollPosition;
- /// <summary>
- ///
- /// </summary>
- [SerializeField]
- protected float m_ScrollSensitivity = 1.0f;
- //[SerializeField]
- //protected TMP_Text m_PlaceholderTextComponent;
- [SerializeField]
- private ContentType m_ContentType = ContentType.Standard;
- /// <summary>
- /// Type of data expected by the input field.
- /// </summary>
- [SerializeField]
- private InputType m_InputType = InputType.Standard;
- /// <summary>
- /// The character used to hide text in password field.
- /// </summary>
- [SerializeField]
- private char m_AsteriskChar = '*';
- /// <summary>
- /// Keyboard type applies to mobile keyboards that get shown.
- /// </summary>
- [SerializeField]
- private TouchScreenKeyboardType m_KeyboardType = TouchScreenKeyboardType.Default;
- [SerializeField]
- private LineType m_LineType = LineType.SingleLine;
- /// <summary>
- /// Should hide mobile input field part of the virtual keyboard.
- /// </summary>
- [SerializeField]
- private bool m_HideMobileInput = false;
- /// <summary>
- /// Should hide soft / virtual keyboard.
- /// </summary>
- [SerializeField]
- private bool m_HideSoftKeyboard = false;
- /// <summary>
- /// What kind of validation to use with the input field's data.
- /// </summary>
- [SerializeField]
- private CharacterValidation m_CharacterValidation = CharacterValidation.None;
- /// <summary>
- /// The Regex expression used for validating the text input.
- /// </summary>
- [SerializeField]
- private string m_RegexValue = string.Empty;
- /// <summary>
- /// The point sized used by the placeholder and input text object.
- /// </summary>
- [SerializeField]
- private float m_GlobalPointSize = 14;
- /// <summary>
- /// Maximum number of characters allowed before input no longer works.
- /// </summary>
- [SerializeField]
- private int m_CharacterLimit = 0;
- /// <summary>
- /// Event delegates triggered when the input field submits its data.
- /// </summary>
- [SerializeField]
- private SubmitEvent m_OnEndEdit = new SubmitEvent();
- /// <summary>
- /// Event delegates triggered when the input field submits its data.
- /// </summary>
- [SerializeField]
- private SubmitEvent m_OnSubmit = new SubmitEvent();
- /// <summary>
- /// Event delegates triggered when the input field is focused.
- /// </summary>
- [SerializeField]
- private SelectionEvent m_OnSelect = new SelectionEvent();
- /// <summary>
- /// Event delegates triggered when the input field focus is lost.
- /// </summary>
- [SerializeField]
- private SelectionEvent m_OnDeselect = new SelectionEvent();
- /// <summary>
- /// Event delegates triggered when the text is selected / highlighted.
- /// </summary>
- [SerializeField]
- private TextSelectionEvent m_OnTextSelection = new TextSelectionEvent();
- /// <summary>
- /// Event delegates triggered when text is no longer select / highlighted.
- /// </summary>
- [SerializeField]
- private TextSelectionEvent m_OnEndTextSelection = new TextSelectionEvent();
- /// <summary>
- /// Event delegates triggered when the input field changes its data.
- /// </summary>
- [SerializeField]
- private OnChangeEvent m_OnValueChanged = new OnChangeEvent();
- /// <summary>
- /// Event delegates triggered when the status of the TouchScreenKeyboard changes.
- /// </summary>
- [SerializeField]
- private TouchScreenKeyboardEvent m_OnTouchScreenKeyboardStatusChanged = new TouchScreenKeyboardEvent();
- /// <summary>
- /// Custom validation callback.
- /// </summary>
- [SerializeField]
- private OnValidateInput m_OnValidateInput;
- [SerializeField]
- private Color m_CaretColor = new Color(50f / 255f, 50f / 255f, 50f / 255f, 1f);
- [SerializeField]
- private bool m_CustomCaretColor = false;
- [SerializeField]
- private Color m_SelectionColor = new Color(168f / 255f, 206f / 255f, 255f / 255f, 192f / 255f);
- /// <summary>
- /// Input field's value.
- /// </summary>
- [SerializeField]
- [TextArea(5, 10)]
- protected string m_Text = string.Empty;
- [SerializeField]
- [Range(0f, 4f)]
- private float m_CaretBlinkRate = 0.85f;
- [SerializeField]
- [Range(1, 5)]
- private int m_CaretWidth = 1;
- [SerializeField]
- private bool m_ReadOnly = false;
- [SerializeField]
- private bool m_RichText = true;
- #endregion
- protected int m_StringPosition = 0;
- protected int m_StringSelectPosition = 0;
- protected int m_CaretPosition = 0;
- protected int m_CaretSelectPosition = 0;
- private RectTransform caretRectTrans = null;
- protected UIVertex[] m_CursorVerts = null;
- private CanvasRenderer m_CachedInputRenderer;
- private Vector2 m_LastPosition;
- [NonSerialized]
- protected Mesh m_Mesh;
- private bool m_AllowInput = false;
- //bool m_HasLostFocus = false;
- private bool m_ShouldActivateNextUpdate = false;
- private bool m_UpdateDrag = false;
- private bool m_DragPositionOutOfBounds = false;
- private const float kHScrollSpeed = 0.05f;
- private const float kVScrollSpeed = 0.10f;
- protected bool m_CaretVisible;
- private Coroutine m_BlinkCoroutine = null;
- private float m_BlinkStartTime = 0.0f;
- private Coroutine m_DragCoroutine = null;
- private string m_OriginalText = "";
- private bool m_WasCanceled = false;
- private bool m_HasDoneFocusTransition = false;
- private WaitForSecondsRealtime m_WaitForSecondsRealtime;
- private bool m_PreventCallback = false;
- private bool m_TouchKeyboardAllowsInPlaceEditing = false;
- private bool m_IsTextComponentUpdateRequired = false;
- private bool m_IsScrollbarUpdateRequired = false;
- private bool m_IsUpdatingScrollbarValues = false;
- private bool m_isLastKeyBackspace = false;
- private float m_PointerDownClickStartTime;
- private float m_KeyDownStartTime;
- private float m_DoubleClickDelay = 0.5f;
- // Doesn't include dot and @ on purpose! See usage for details.
- const string kEmailSpecialCharacters = "!#$%&'*+-/=?^_`{|}~";
- private BaseInput inputSystem
- {
- get
- {
- if (EventSystem.current && EventSystem.current.currentInputModule)
- return EventSystem.current.currentInputModule.input;
- return null;
- }
- }
- private string compositionString
- {
- get { return inputSystem != null ? inputSystem.compositionString : Input.compositionString; }
- }
- protected TMP_InputField()
- {
- SetTextComponentWrapMode();
- }
- protected Mesh mesh
- {
- get
- {
- if (m_Mesh == null)
- m_Mesh = new Mesh();
- return m_Mesh;
- }
- }
- /// <summary>
- /// Should the mobile keyboard input be hidden.
- /// </summary>
- public bool shouldHideMobileInput
- {
- get
- {
- switch (Application.platform)
- {
- case RuntimePlatform.Android:
- case RuntimePlatform.IPhonePlayer:
- case RuntimePlatform.tvOS:
- return m_HideMobileInput;
- default:
- return true;
- }
- }
- set
- {
- switch(Application.platform)
- {
- case RuntimePlatform.Android:
- case RuntimePlatform.IPhonePlayer:
- case RuntimePlatform.tvOS:
- SetPropertyUtility.SetStruct(ref m_HideMobileInput, value);
- break;
- default:
- m_HideMobileInput = true;
- break;
- }
- }
- }
- public bool shouldHideSoftKeyboard
- {
- get
- {
- switch (Application.platform)
- {
- case RuntimePlatform.Android:
- case RuntimePlatform.IPhonePlayer:
- case RuntimePlatform.tvOS:
- case RuntimePlatform.WSAPlayerX86:
- case RuntimePlatform.WSAPlayerX64:
- case RuntimePlatform.WSAPlayerARM:
- return m_HideSoftKeyboard;
- default:
- return true;
- }
- }
- set
- {
- switch (Application.platform)
- {
- case RuntimePlatform.Android:
- case RuntimePlatform.IPhonePlayer:
- case RuntimePlatform.tvOS:
- case RuntimePlatform.WSAPlayerX86:
- case RuntimePlatform.WSAPlayerX64:
- case RuntimePlatform.WSAPlayerARM:
- SetPropertyUtility.SetStruct(ref m_HideSoftKeyboard, value);
- break;
- default:
- m_HideSoftKeyboard = true;
- break;
- }
-
- if (m_HideSoftKeyboard == true && m_SoftKeyboard != null && TouchScreenKeyboard.isSupported && m_SoftKeyboard.active)
- {
- m_SoftKeyboard.active = false;
- m_SoftKeyboard = null;
- }
- }
- }
- private bool isKeyboardUsingEvents()
- {
- switch (Application.platform)
- {
- case RuntimePlatform.Android:
- case RuntimePlatform.IPhonePlayer:
- case RuntimePlatform.tvOS:
- return false;
- default:
- return true;
- }
- }
- /// <summary>
- /// Input field's current text value. This is not necessarily the same as what is visible on screen.
- /// </summary>
- /// <remarks>
- /// Note that null is invalid value for InputField.text.
- /// </remarks>
- /// <example>
- /// <code>
- /// using UnityEngine;
- /// using System.Collections;
- /// using UnityEngine.UI; // Required when Using UI elements.
- ///
- /// public class Example : MonoBehaviour
- /// {
- /// public InputField mainInputField;
- ///
- /// public void Start()
- /// {
- /// mainInputField.text = "Enter Text Here...";
- /// }
- /// }
- /// </code>
- /// </example>
- public string text
- {
- get
- {
- return m_Text;
- }
- set
- {
- SetText(value);
- }
- }
- /// <summary>
- /// Set Input field's current text value without invoke onValueChanged. This is not necessarily the same as what is visible on screen.
- /// </summary>
- public void SetTextWithoutNotify(string input)
- {
- SetText(input, false);
- }
- void SetText(string value, bool sendCallback = true)
- {
- if (this.text == value)
- return;
- if (value == null)
- value = "";
- value = value.Replace("\0", string.Empty); // remove embedded nulls
- m_Text = value;
- /*
- if (m_LineType == LineType.SingleLine)
- value = value.Replace("\n", "").Replace("\t", "");
- // If we have an input validator, validate the input and apply the character limit at the same time.
- if (onValidateInput != null || characterValidation != CharacterValidation.None)
- {
- m_Text = "";
- OnValidateInput validatorMethod = onValidateInput ?? Validate;
- m_CaretPosition = m_CaretSelectPosition = value.Length;
- int charactersToCheck = characterLimit > 0 ? Math.Min(characterLimit, value.Length) : value.Length;
- for (int i = 0; i < charactersToCheck; ++i)
- {
- char c = validatorMethod(m_Text, m_Text.Length, value[i]);
- if (c != 0)
- m_Text += c;
- }
- }
- else
- {
- m_Text = characterLimit > 0 && value.Length > characterLimit ? value.Substring(0, characterLimit) : value;
- }
- */
- #if UNITY_EDITOR
- if (!Application.isPlaying)
- {
- SendOnValueChangedAndUpdateLabel();
- return;
- }
- #endif
- if (m_SoftKeyboard != null)
- m_SoftKeyboard.text = m_Text;
- if (m_StringPosition > m_Text.Length)
- m_StringPosition = m_StringSelectPosition = m_Text.Length;
- else if (m_StringSelectPosition > m_Text.Length)
- m_StringSelectPosition = m_Text.Length;
- // Set RectTransform relative position to top of viewport.
- AdjustTextPositionRelativeToViewport(0);
- m_forceRectTransformAdjustment = true;
- m_IsTextComponentUpdateRequired = true;
- UpdateLabel();
- if (sendCallback)
- SendOnValueChanged();
- }
- public bool isFocused
- {
- get { return m_AllowInput; }
- }
- public float caretBlinkRate
- {
- get { return m_CaretBlinkRate; }
- set
- {
- if (SetPropertyUtility.SetStruct(ref m_CaretBlinkRate, value))
- {
- if (m_AllowInput)
- SetCaretActive();
- }
- }
- }
- public int caretWidth { get { return m_CaretWidth; } set { if (SetPropertyUtility.SetStruct(ref m_CaretWidth, value)) MarkGeometryAsDirty(); } }
- public RectTransform textViewport { get { return m_TextViewport; } set { SetPropertyUtility.SetClass(ref m_TextViewport, value); } }
- public TMP_Text textComponent
- {
- get { return m_TextComponent; }
- set
- {
- if (SetPropertyUtility.SetClass(ref m_TextComponent, value))
- {
- SetTextComponentWrapMode();
- }
- }
- }
- //public TMP_Text placeholderTextComponent { get { return m_PlaceholderTextComponent; } set { SetPropertyUtility.SetClass(ref m_PlaceholderTextComponent, value); } }
- public Graphic placeholder { get { return m_Placeholder; } set { SetPropertyUtility.SetClass(ref m_Placeholder, value); } }
- public Scrollbar verticalScrollbar
- {
- get { return m_VerticalScrollbar; }
- set
- {
- if (m_VerticalScrollbar != null)
- m_VerticalScrollbar.onValueChanged.RemoveListener(OnScrollbarValueChange);
- SetPropertyUtility.SetClass(ref m_VerticalScrollbar, value);
- if (m_VerticalScrollbar)
- {
- m_VerticalScrollbar.onValueChanged.AddListener(OnScrollbarValueChange);
-
- }
- }
- }
- public float scrollSensitivity { get { return m_ScrollSensitivity; } set { if (SetPropertyUtility.SetStruct(ref m_ScrollSensitivity, value)) MarkGeometryAsDirty(); } }
- public Color caretColor { get { return customCaretColor ? m_CaretColor : textComponent.color; } set { if (SetPropertyUtility.SetColor(ref m_CaretColor, value)) MarkGeometryAsDirty(); } }
- public bool customCaretColor { get { return m_CustomCaretColor; } set { if (m_CustomCaretColor != value) { m_CustomCaretColor = value; MarkGeometryAsDirty(); } } }
- public Color selectionColor { get { return m_SelectionColor; } set { if (SetPropertyUtility.SetColor(ref m_SelectionColor, value)) MarkGeometryAsDirty(); } }
- public SubmitEvent onEndEdit { get { return m_OnEndEdit; } set { SetPropertyUtility.SetClass(ref m_OnEndEdit, value); } }
- public SubmitEvent onSubmit { get { return m_OnSubmit; } set { SetPropertyUtility.SetClass(ref m_OnSubmit, value); } }
- public SelectionEvent onSelect { get { return m_OnSelect; } set { SetPropertyUtility.SetClass(ref m_OnSelect, value); } }
- public SelectionEvent onDeselect { get { return m_OnDeselect; } set { SetPropertyUtility.SetClass(ref m_OnDeselect, value); } }
- public TextSelectionEvent onTextSelection { get { return m_OnTextSelection; } set { SetPropertyUtility.SetClass(ref m_OnTextSelection, value); } }
- public TextSelectionEvent onEndTextSelection { get { return m_OnEndTextSelection; } set { SetPropertyUtility.SetClass(ref m_OnEndTextSelection, value); } }
- public OnChangeEvent onValueChanged { get { return m_OnValueChanged; } set { SetPropertyUtility.SetClass(ref m_OnValueChanged, value); } }
- public TouchScreenKeyboardEvent onTouchScreenKeyboardStatusChanged { get { return m_OnTouchScreenKeyboardStatusChanged; } set { SetPropertyUtility.SetClass(ref m_OnTouchScreenKeyboardStatusChanged, value); } }
- public OnValidateInput onValidateInput { get { return m_OnValidateInput; } set { SetPropertyUtility.SetClass(ref m_OnValidateInput, value); } }
- public int characterLimit
- {
- get { return m_CharacterLimit; }
- set
- {
- if (SetPropertyUtility.SetStruct(ref m_CharacterLimit, Math.Max(0, value)))
- {
- UpdateLabel();
- if (m_SoftKeyboard != null)
- m_SoftKeyboard.characterLimit = value;
- }
- }
- }
- //public bool isInteractableControl { set { if ( } }
- /// <summary>
- /// Set the point size on both Placeholder and Input text object.
- /// </summary>
- public float pointSize
- {
- get { return m_GlobalPointSize; }
- set {
- if (SetPropertyUtility.SetStruct(ref m_GlobalPointSize, Math.Max(0, value)))
- {
- SetGlobalPointSize(m_GlobalPointSize);
- UpdateLabel();
- }
- }
- }
- /// <summary>
- /// Sets the Font Asset on both Placeholder and Input child objects.
- /// </summary>
- public TMP_FontAsset fontAsset
- {
- get { return m_GlobalFontAsset; }
- set
- {
- if (SetPropertyUtility.SetClass(ref m_GlobalFontAsset, value))
- {
- SetGlobalFontAsset(m_GlobalFontAsset);
- UpdateLabel();
- }
- }
- }
- [SerializeField]
- protected TMP_FontAsset m_GlobalFontAsset;
- /// <summary>
- /// Determines if the whole text will be selected when focused.
- /// </summary>
- public bool onFocusSelectAll
- {
- get { return m_OnFocusSelectAll; }
- set { m_OnFocusSelectAll = value; }
- }
- [SerializeField]
- protected bool m_OnFocusSelectAll = true;
- protected bool m_isSelectAll;
- /// <summary>
- /// Determines if the text and caret position as well as selection will be reset when the input field is deactivated.
- /// </summary>
- public bool resetOnDeActivation
- {
- get { return m_ResetOnDeActivation; }
- set { m_ResetOnDeActivation = value; }
- }
- [SerializeField]
- protected bool m_ResetOnDeActivation = true;
- private bool m_SelectionStillActive = false;
- private bool m_ReleaseSelection = false;
- private GameObject m_SelectedObject;
- /// <summary>
- /// Controls whether the original text is restored when pressing "ESC".
- /// </summary>
- public bool restoreOriginalTextOnEscape
- {
- get { return m_RestoreOriginalTextOnEscape; }
- set { m_RestoreOriginalTextOnEscape = value; }
- }
- [SerializeField]
- private bool m_RestoreOriginalTextOnEscape = true;
- /// <summary>
- /// Is Rich Text editing allowed?
- /// </summary>
- public bool isRichTextEditingAllowed
- {
- get { return m_isRichTextEditingAllowed; }
- set { m_isRichTextEditingAllowed = value; }
- }
- [SerializeField]
- protected bool m_isRichTextEditingAllowed = false;
- // Content Type related
- public ContentType contentType { get { return m_ContentType; } set { if (SetPropertyUtility.SetStruct(ref m_ContentType, value)) EnforceContentType(); } }
- public LineType lineType
- {
- get { return m_LineType; }
- set
- {
- if (SetPropertyUtility.SetStruct(ref m_LineType, value))
- {
- SetToCustomIfContentTypeIsNot(ContentType.Standard, ContentType.Autocorrected);
- SetTextComponentWrapMode();
- }
- }
- }
- /// <summary>
- /// Limits the number of lines of text in the Input Field.
- /// </summary>
- public int lineLimit
- {
- get { return m_LineLimit; }
- set
- {
- if (m_LineType == LineType.SingleLine)
- m_LineLimit = 1;
- else
- SetPropertyUtility.SetStruct(ref m_LineLimit, value);
- }
- }
- [SerializeField]
- protected int m_LineLimit = 0;
- public InputType inputType { get { return m_InputType; } set { if (SetPropertyUtility.SetStruct(ref m_InputType, value)) SetToCustom(); } }
- public TouchScreenKeyboardType keyboardType
- {
- get { return m_KeyboardType; }
- set
- {
- if (SetPropertyUtility.SetStruct(ref m_KeyboardType, value))
- SetToCustom();
- }
- }
- public CharacterValidation characterValidation { get { return m_CharacterValidation; } set { if (SetPropertyUtility.SetStruct(ref m_CharacterValidation, value)) SetToCustom(); } }
- /// <summary>
- /// Sets the Input Validation to use a Custom Input Validation script.
- /// </summary>
- public TMP_InputValidator inputValidator
- {
- get { return m_InputValidator; }
- set { if (SetPropertyUtility.SetClass(ref m_InputValidator, value)) SetToCustom(CharacterValidation.CustomValidator); }
- }
- [SerializeField]
- protected TMP_InputValidator m_InputValidator = null;
- public bool readOnly { get { return m_ReadOnly; } set { m_ReadOnly = value; } }
- public bool richText { get { return m_RichText; } set { m_RichText = value; SetTextComponentRichTextMode(); } }
- // Derived property
- public bool multiLine { get { return m_LineType == LineType.MultiLineNewline || lineType == LineType.MultiLineSubmit; } }
- // Not shown in Inspector.
- public char asteriskChar { get { return m_AsteriskChar; } set { if (SetPropertyUtility.SetStruct(ref m_AsteriskChar, value)) UpdateLabel(); } }
- public bool wasCanceled { get { return m_WasCanceled; } }
- protected void ClampStringPos(ref int pos)
- {
- if (pos < 0)
- pos = 0;
- else if (pos > text.Length)
- pos = text.Length;
- }
- protected void ClampCaretPos(ref int pos)
- {
- if (pos < 0)
- pos = 0;
- else if (pos > m_TextComponent.textInfo.characterCount - 1)
- pos = m_TextComponent.textInfo.characterCount - 1;
- }
- /// <summary>
- /// Current position of the cursor.
- /// Getters are public Setters are protected
- /// </summary>
- protected int caretPositionInternal { get { return m_CaretPosition + compositionString.Length; } set { m_CaretPosition = value; ClampCaretPos(ref m_CaretPosition); } }
- protected int stringPositionInternal { get { return m_StringPosition + compositionString.Length; } set { m_StringPosition = value; ClampStringPos(ref m_StringPosition); } }
- protected int caretSelectPositionInternal { get { return m_CaretSelectPosition + compositionString.Length; } set { m_CaretSelectPosition = value; ClampCaretPos(ref m_CaretSelectPosition); } }
- protected int stringSelectPositionInternal { get { return m_StringSelectPosition + compositionString.Length; } set { m_StringSelectPosition = value; ClampStringPos(ref m_StringSelectPosition); } }
- private bool hasSelection { get { return stringPositionInternal != stringSelectPositionInternal; } }
- private bool m_isSelected;
- private bool m_IsStringPositionDirty;
- private bool m_IsCaretPositionDirty;
- private bool m_forceRectTransformAdjustment;
- /// <summary>
- /// Get: Returns the focus position as thats the position that moves around even during selection.
- /// Set: Set both the anchor and focus position such that a selection doesn't happen
- /// </summary>
- public int caretPosition
- {
- get { return caretSelectPositionInternal; }
- set { selectionAnchorPosition = value; selectionFocusPosition = value; m_IsStringPositionDirty = true; }
- }
- /// <summary>
- /// Get: Returns the fixed position of selection
- /// Set: If compositionString is 0 set the fixed position
- /// </summary>
- public int selectionAnchorPosition
- {
- get
- {
- return caretPositionInternal;
- }
- set
- {
- if (compositionString.Length != 0)
- return;
- caretPositionInternal = value;
- m_IsStringPositionDirty = true;
- }
- }
- /// <summary>
- /// Get: Returns the variable position of selection
- /// Set: If compositionString is 0 set the variable position
- /// </summary>
- public int selectionFocusPosition
- {
- get
- {
- return caretSelectPositionInternal;
- }
- set
- {
- if (compositionString.Length != 0)
- return;
- caretSelectPositionInternal = value;
- m_IsStringPositionDirty = true;
- }
- }
- /// <summary>
- ///
- /// </summary>
- public int stringPosition
- {
- get { return stringSelectPositionInternal; }
- set { selectionStringAnchorPosition = value; selectionStringFocusPosition = value; m_IsCaretPositionDirty = true; }
- }
- /// <summary>
- /// The fixed position of the selection in the raw string which may contains rich text.
- /// </summary>
- public int selectionStringAnchorPosition
- {
- get
- {
- return stringPositionInternal;
- }
- set
- {
- if (compositionString.Length != 0)
- return;
- stringPositionInternal = value;
- m_IsCaretPositionDirty = true;
- }
- }
- /// <summary>
- /// The variable position of the selection in the raw string which may contains rich text.
- /// </summary>
- public int selectionStringFocusPosition
- {
- get
- {
- return stringSelectPositionInternal;
- }
- set
- {
- if (compositionString.Length != 0)
- return;
- stringSelectPositionInternal = value;
- m_IsCaretPositionDirty = true;
- }
- }
- #if UNITY_EDITOR
- // Remember: This is NOT related to text validation!
- // This is Unity's own OnValidate method which is invoked when changing values in the Inspector.
- protected override void OnValidate()
- {
- base.OnValidate();
- EnforceContentType();
- m_CharacterLimit = Math.Max(0, m_CharacterLimit);
- //This can be invoked before OnEnabled is called. So we shouldn't be accessing other objects, before OnEnable is called.
- if (!IsActive())
- return;
- SetTextComponentRichTextMode();
- UpdateLabel();
- if (m_AllowInput)
- SetCaretActive();
- }
- #endif
- protected override void OnEnable()
- {
- //Debug.Log("*** OnEnable() *** - " + this.name);
- base.OnEnable();
- if (m_Text == null)
- m_Text = string.Empty;
- if (Application.isPlaying)
- {
- if (m_CachedInputRenderer == null && m_TextComponent != null)
- {
- // Check if Input Field is driven by any layout components
- m_IsDrivenByLayoutComponents = GetComponent<ILayoutController>() != null ? true : false;
- GameObject go = new GameObject(transform.name + " Input Caret", typeof(RectTransform));
- // Add MaskableGraphic Component
- TMP_SelectionCaret caret = go.AddComponent<TMP_SelectionCaret>();
- caret.raycastTarget = false;
- caret.color = Color.clear;
- go.hideFlags = HideFlags.DontSave;
- go.transform.SetParent(m_TextComponent.transform.parent);
- go.transform.SetAsFirstSibling();
- go.layer = gameObject.layer;
- caretRectTrans = go.GetComponent<RectTransform>();
- m_CachedInputRenderer = go.GetComponent<CanvasRenderer>();
- m_CachedInputRenderer.SetMaterial(Graphic.defaultGraphicMaterial, Texture2D.whiteTexture);
- // Needed as if any layout is present we want the caret to always be the same as the text area.
- go.AddComponent<LayoutElement>().ignoreLayout = true;
- AssignPositioningIfNeeded();
- }
- }
- // If we have a cached renderer then we had OnDisable called so just restore the material.
- if (m_CachedInputRenderer != null)
- m_CachedInputRenderer.SetMaterial(Graphic.defaultGraphicMaterial, Texture2D.whiteTexture);
- if (m_TextComponent != null)
- {
- m_TextComponent.RegisterDirtyVerticesCallback(MarkGeometryAsDirty);
- m_TextComponent.RegisterDirtyVerticesCallback(UpdateLabel);
- //m_TextComponent.ignoreRectMaskCulling = multiLine;
- //m_DefaultTransformPosition = m_TextComponent.rectTransform.localPosition;
- // Cache reference to Vertical Scrollbar RectTransform and add listener.
- if (m_VerticalScrollbar != null)
- {
- m_TextComponent.ignoreRectMaskCulling = true;
- m_VerticalScrollbar.onValueChanged.AddListener(OnScrollbarValueChange);
- }
- UpdateLabel();
- }
- // Subscribe to event fired when text object has been regenerated.
- TMPro_EventManager.TEXT_CHANGED_EVENT.Add(ON_TEXT_CHANGED);
- }
- protected override void OnDisable()
- {
- // the coroutine will be terminated, so this will ensure it restarts when we are next activated
- m_BlinkCoroutine = null;
- DeactivateInputField();
- if (m_TextComponent != null)
- {
- m_TextComponent.UnregisterDirtyVerticesCallback(MarkGeometryAsDirty);
- m_TextComponent.UnregisterDirtyVerticesCallback(UpdateLabel);
- if (m_VerticalScrollbar != null)
- m_VerticalScrollbar.onValueChanged.RemoveListener(OnScrollbarValueChange);
- }
- CanvasUpdateRegistry.UnRegisterCanvasElementForRebuild(this);
- // Clear needs to be called otherwise sync never happens as the object is disabled.
- if (m_CachedInputRenderer != null)
- m_CachedInputRenderer.Clear();
- if (m_Mesh != null)
- DestroyImmediate(m_Mesh);
- m_Mesh = null;
- // Unsubscribe to event triggered when text object has been regenerated
- TMPro_EventManager.TEXT_CHANGED_EVENT.Remove(ON_TEXT_CHANGED);
- base.OnDisable();
- }
- /// <summary>
- /// Method used to update the tracking of the caret position when the text object has been regenerated.
- /// </summary>
- /// <param name="obj"></param>
- private void ON_TEXT_CHANGED(UnityEngine.Object obj)
- {
- if (obj == m_TextComponent && Application.isPlaying && compositionString.Length == 0)
- {
- caretPositionInternal = GetCaretPositionFromStringIndex(stringPositionInternal);
- caretSelectPositionInternal = GetCaretPositionFromStringIndex(stringSelectPositionInternal);
- #if TMP_DEBUG_MODE
- Debug.Log("Caret Position: " + caretPositionInternal + " Selection Position: " + caretSelectPositionInternal + " String Position: " + stringPositionInternal + " String Select Position: " + stringSelectPositionInternal);
- #endif
- }
- }
- IEnumerator CaretBlink()
- {
- // Always ensure caret is initially visible since it can otherwise be confusing for a moment.
- m_CaretVisible = true;
- yield return null;
- while ((isFocused || m_SelectionStillActive) && m_CaretBlinkRate > 0)
- {
- // the blink rate is expressed as a frequency
- float blinkPeriod = 1f / m_CaretBlinkRate;
- // the caret should be ON if we are in the first half of the blink period
- bool blinkState = (Time.unscaledTime - m_BlinkStartTime) % blinkPeriod < blinkPeriod / 2;
- if (m_CaretVisible != blinkState)
- {
- m_CaretVisible = blinkState;
- if (!hasSelection)
- MarkGeometryAsDirty();
- }
- // Then wait again.
- yield return null;
- }
- m_BlinkCoroutine = null;
- }
- void SetCaretVisible()
- {
- if (!m_AllowInput)
- return;
- m_CaretVisible = true;
- m_BlinkStartTime = Time.unscaledTime;
- SetCaretActive();
- }
- // SetCaretActive will not set the caret immediately visible - it will wait for the next time to blink.
- // However, it will handle things correctly if the blink speed changed from zero to non-zero or non-zero to zero.
- void SetCaretActive()
- {
- if (!m_AllowInput)
- return;
- if (m_CaretBlinkRate > 0.0f)
- {
- if (m_BlinkCoroutine == null)
- m_BlinkCoroutine = StartCoroutine(CaretBlink());
- }
- else
- {
- m_CaretVisible = true;
- }
- }
- protected void OnFocus()
- {
- if (m_OnFocusSelectAll)
- SelectAll();
- }
- protected void SelectAll()
- {
- m_isSelectAll = true;
- stringPositionInternal = text.Length;
- stringSelectPositionInternal = 0;
- }
- /// <summary>
- /// Move to the end of the text.
- /// </summary>
- /// <param name="shift"></param>
- public void MoveTextEnd(bool shift)
- {
- if (m_isRichTextEditingAllowed)
- {
- int position = text.Length;
- if (shift)
- {
- stringSelectPositionInternal = position;
- }
- else
- {
- stringPositionInternal = position;
- stringSelectPositionInternal = stringPositionInternal;
- }
- }
- else
- {
- int position = m_TextComponent.textInfo.characterCount - 1;
- if (shift)
- {
- caretSelectPositionInternal = position;
- stringSelectPositionInternal = GetStringIndexFromCaretPosition(position);
- }
- else
- {
- caretPositionInternal = caretSelectPositionInternal = position;
- stringSelectPositionInternal = stringPositionInternal = GetStringIndexFromCaretPosition(position);
- }
- }
- UpdateLabel();
- }
- /// <summary>
- /// Move to the start of the text.
- /// </summary>
- /// <param name="shift"></param>
- public void MoveTextStart(bool shift)
- {
- if (m_isRichTextEditingAllowed)
- {
- int position = 0;
- if (shift)
- {
- stringSelectPositionInternal = position;
- }
- else
- {
- stringPositionInternal = position;
- stringSelectPositionInternal = stringPositionInternal;
- }
- }
- else
- {
- int position = 0;
- if (shift)
- {
- caretSelectPositionInternal = position;
- stringSelectPositionInternal = GetStringIndexFromCaretPosition(position);
- }
- else
- {
- caretPositionInternal = caretSelectPositionInternal = position;
- stringSelectPositionInternal = stringPositionInternal = GetStringIndexFromCaretPosition(position);
- }
- }
- UpdateLabel();
- }
- /// <summary>
- /// Move to the end of the current line of text.
- /// </summary>
- /// <param name="shift"></param>
- public void MoveToEndOfLine(bool shift, bool ctrl)
- {
- // Get the line the caret is currently located on.
- int currentLine = m_TextComponent.textInfo.characterInfo[caretPositionInternal].lineNumber;
- // Get the last character of the given line.
- int characterIndex = ctrl == true ? m_TextComponent.textInfo.characterCount - 1 : m_TextComponent.textInfo.lineInfo[currentLine].lastCharacterIndex;
- int position = m_TextComponent.textInfo.characterInfo[characterIndex].index;
- if (shift)
- {
- stringSelectPositionInternal = position;
- caretSelectPositionInternal = characterIndex;
- }
- else
- {
- stringPositionInternal = position;
- stringSelectPositionInternal = stringPositionInternal;
- caretSelectPositionInternal = caretPositionInternal = characterIndex;
- }
- UpdateLabel();
- }
- /// <summary>
- /// Move to the start of the current line of text.
- /// </summary>
- /// <param name="shift"></param>
- public void MoveToStartOfLine(bool shift, bool ctrl)
- {
- // Get the line the caret is currently located on.
- int currentLine = m_TextComponent.textInfo.characterInfo[caretPositionInternal].lineNumber;
- // Get the first character of the given line.
- int characterIndex = ctrl == true ? 0 : m_TextComponent.textInfo.lineInfo[currentLine].firstCharacterIndex;
- int position = 0;
- if (characterIndex > 0)
- position = m_TextComponent.textInfo.characterInfo[characterIndex - 1].index + m_TextComponent.textInfo.characterInfo[characterIndex - 1].stringLength;
- if (shift)
- {
- stringSelectPositionInternal = position;
- caretSelectPositionInternal = characterIndex;
- }
- else
- {
- stringPositionInternal = position;
- stringSelectPositionInternal = stringPositionInternal;
- caretSelectPositionInternal = caretPositionInternal = characterIndex;
- }
- UpdateLabel();
- }
- static string clipboard
- {
- get
- {
- return GUIUtility.systemCopyBuffer;
- }
- set
- {
- GUIUtility.systemCopyBuffer = value;
- }
- }
- private bool InPlaceEditing()
- {
- if (m_TouchKeyboardAllowsInPlaceEditing || (TouchScreenKeyboard.isSupported && (Application.platform == RuntimePlatform.WSAPlayerX86 || Application.platform == RuntimePlatform.WSAPlayerX64 || Application.platform == RuntimePlatform.WSAPlayerARM)))
- return true;
- if (TouchScreenKeyboard.isSupported && shouldHideSoftKeyboard)
- return true;
- if (TouchScreenKeyboard.isSupported && shouldHideSoftKeyboard == false && shouldHideMobileInput == false)
- return false;
- return true;
- }
- void UpdateStringPositionFromKeyboard()
- {
- // TODO: Might want to add null check here.
- var selectionRange = m_SoftKeyboard.selection;
- if (selectionRange.start == 0 && selectionRange.length == 0)
- return;
- var selectionStart = selectionRange.start;
- var selectionEnd = selectionRange.end;
- var stringPositionChanged = false;
- if (stringPositionInternal != selectionStart)
- {
- stringPositionChanged = true;
- stringPositionInternal = selectionStart;
- caretPositionInternal = GetCaretPositionFromStringIndex(stringPositionInternal);
- }
- if (stringSelectPositionInternal != selectionEnd)
- {
- stringSelectPositionInternal = selectionEnd;
- stringPositionChanged = true;
- caretSelectPositionInternal = GetCaretPositionFromStringIndex(stringSelectPositionInternal);
- }
- if (stringPositionChanged)
- {
- m_BlinkStartTime = Time.unscaledTime;
- UpdateLabel();
- }
- }
- /// <summary>
- /// Update the text based on input.
- /// </summary>
- // TODO: Make LateUpdate a coroutine instead. Allows us to control the update to only be when the field is active.
- protected virtual void LateUpdate()
- {
- // Only activate if we are not already activated.
- if (m_ShouldActivateNextUpdate)
- {
- if (!isFocused)
- {
- ActivateInputFieldInternal();
- m_ShouldActivateNextUpdate = false;
- return;
- }
- // Reset as we are already activated.
- m_ShouldActivateNextUpdate = false;
- }
- // Update Scrollbar if needed
- if (m_IsScrollbarUpdateRequired)
- {
- UpdateScrollbar();
- m_IsScrollbarUpdateRequired = false;
- }
- // Handle double click to reset / deselect Input Field when ResetOnActivation is false.
- if (!isFocused && m_SelectionStillActive)
- {
- GameObject selectedObject = EventSystem.current != null ? EventSystem.current.currentSelectedGameObject : null;
- if (selectedObject != null && selectedObject != this.gameObject)
- {
- if (selectedObject != m_SelectedObject)
- {
- m_SelectedObject = selectedObject;
- // Check if object has a TMP Input Field
- if (selectedObject.GetComponent<TMP_InputField>() != null)
- {
- // Release selection
- m_SelectionStillActive = false;
- MarkGeometryAsDirty();
- m_SelectedObject = null;
- }
- }
- return;
- }
- if (Input.GetKeyDown(KeyCode.Mouse0))
- {
- // Check for Double Click
- bool isDoubleClick = false;
- float timeStamp = Time.unscaledTime;
- if (m_KeyDownStartTime + m_DoubleClickDelay > timeStamp)
- isDoubleClick = true;
- m_KeyDownStartTime = timeStamp;
- if (isDoubleClick)
- {
- //m_StringPosition = m_StringSelectPosition = 0;
- //m_CaretPosition = m_CaretSelectPosition = 0;
- //m_TextComponent.rectTransform.localPosition = m_DefaultTransformPosition;
- //if (caretRectTrans != null)
- // caretRectTrans.localPosition = Vector3.zero;
- m_SelectionStillActive = false;
- MarkGeometryAsDirty();
- return;
- }
- }
- }
- if (InPlaceEditing() && isKeyboardUsingEvents() || !isFocused)
- {
- return;
- }
- AssignPositioningIfNeeded();
- if (m_SoftKeyboard == null || m_SoftKeyboard.status != TouchScreenKeyboard.Status.Visible)
- {
- if (m_SoftKeyboard != null)
- {
- if (!m_ReadOnly)
- text = m_SoftKeyboard.text;
- if (m_SoftKeyboard.status == TouchScreenKeyboard.Status.LostFocus)
- SendTouchScreenKeyboardStatusChanged();
- if (m_SoftKeyboard.status == TouchScreenKeyboard.Status.Canceled)
- {
- m_ReleaseSelection = true;
- m_WasCanceled = true;
- SendTouchScreenKeyboardStatusChanged();
- }
- if (m_SoftKeyboard.status == TouchScreenKeyboard.Status.Done)
- {
- m_ReleaseSelection = true;
- OnSubmit(null);
- SendTouchScreenKeyboardStatusChanged();
- }
- }
- OnDeselect(null);
- return;
- }
- string val = m_SoftKeyboard.text;
- if (m_Text != val)
- {
- if (m_ReadOnly)
- {
- m_SoftKeyboard.text = m_Text;
- }
- else
- {
- m_Text = "";
- for (int i = 0; i < val.Length; ++i)
- {
- char c = val[i];
- if (c == '\r' || (int)c == 3)
- c = '\n';
- if (onValidateInput != null)
- c = onValidateInput(m_Text, m_Text.Length, c);
- else if (characterValidation != CharacterValidation.None)
- c = Validate(m_Text, m_Text.Length, c);
- if (lineType == LineType.MultiLineSubmit && c == '\n')
- {
- m_SoftKeyboard.text = m_Text;
- OnSubmit(null);
- OnDeselect(null);
- return;
- }
- if (c != 0)
- m_Text += c;
- }
- if (characterLimit > 0 && m_Text.Length > characterLimit)
- m_Text = m_Text.Substring(0, characterLimit);
- UpdateStringPositionFromKeyboard();
- // Set keyboard text before updating label, as we might have changed it with validation
- // and update label will take the old value from keyboard if we don't change it here
- if (m_Text != val)
- m_SoftKeyboard.text = m_Text;
- SendOnValueChangedAndUpdateLabel();
- }
- }
- else if (m_HideMobileInput && Application.platform == RuntimePlatform.Android)
- {
- UpdateStringPositionFromKeyboard();
- }
- //else if (m_HideMobileInput) // m_Keyboard.canSetSelection
- //{
- // int length = stringPositionInternal < stringSelectPositionInternal ? stringSelectPositionInternal - stringPositionInternal : stringPositionInternal - stringSelectPositionInternal;
- // m_SoftKeyboard.selection = new RangeInt(stringPositionInternal < stringSelectPositionInternal ? stringPositionInternal : stringSelectPositionInternal, length);
- //}
- //else if (!m_HideMobileInput) // m_Keyboard.canGetSelection)
- //{
- // UpdateStringPositionFromKeyboard();
- //}
- if (m_SoftKeyboard.status != TouchScreenKeyboard.Status.Visible)
- {
- if (m_SoftKeyboard.status == TouchScreenKeyboard.Status.Canceled)
- m_WasCanceled = true;
- OnDeselect(null);
- }
- }
- private bool MayDrag(PointerEventData eventData)
- {
- return IsActive() &&
- IsInteractable() &&
- eventData.button == PointerEventData.InputButton.Left &&
- m_TextComponent != null &&
- (m_SoftKeyboard == null || shouldHideSoftKeyboard || shouldHideMobileInput);
- }
- public virtual void OnBeginDrag(PointerEventData eventData)
- {
- if (!MayDrag(eventData))
- return;
- m_UpdateDrag = true;
- }
- public virtual void OnDrag(PointerEventData eventData)
- {
- if (!MayDrag(eventData))
- return;
- int insertionIndex = TMP_TextUtilities.GetCursorIndexFromPosition(m_TextComponent, eventData.position, eventData.pressEventCamera, out CaretPosition insertionSide);
- if (m_isRichTextEditingAllowed)
- {
- if (insertionSide == CaretPosition.Left)
- {
- stringSelectPositionInternal = m_TextComponent.textInfo.characterInfo[insertionIndex].index;
- }
- else if (insertionSide == CaretPosition.Right)
- {
- stringSelectPositionInternal = m_TextComponent.textInfo.characterInfo[insertionIndex].index + m_TextComponent.textInfo.characterInfo[insertionIndex].stringLength;
- }
- }
- else
- {
- if (insertionSide == CaretPosition.Left)
- {
- stringSelectPositionInternal = insertionIndex == 0
- ? m_TextComponent.textInfo.characterInfo[0].index
- : m_TextComponent.textInfo.characterInfo[insertionIndex - 1].index + m_TextComponent.textInfo.characterInfo[insertionIndex - 1].stringLength;
- }
- else if (insertionSide == CaretPosition.Right)
- {
- stringSelectPositionInternal = m_TextComponent.textInfo.characterInfo[insertionIndex].index + m_TextComponent.textInfo.characterInfo[insertionIndex].stringLength;
- }
- }
- caretSelectPositionInternal = GetCaretPositionFromStringIndex(stringSelectPositionInternal);
- MarkGeometryAsDirty();
- m_DragPositionOutOfBounds = !RectTransformUtility.RectangleContainsScreenPoint(textViewport, eventData.position, eventData.pressEventCamera);
- if (m_DragPositionOutOfBounds && m_DragCoroutine == null)
- m_DragCoroutine = StartCoroutine(MouseDragOutsideRect(eventData));
- eventData.Use();
- #if TMP_DEBUG_MODE
- Debug.Log("Caret Position: " + caretPositionInternal + " Selection Position: " + caretSelectPositionInternal + " String Position: " + stringPositionInternal + " String Select Position: " + stringSelectPositionInternal);
- #endif
- }
- IEnumerator MouseDragOutsideRect(PointerEventData eventData)
- {
- while (m_UpdateDrag && m_DragPositionOutOfBounds)
- {
- RectTransformUtility.ScreenPointToLocalPointInRectangle(textViewport, eventData.position, eventData.pressEventCamera, out Vector2 localMousePos);
- Rect rect = textViewport.rect;
- if (multiLine)
- {
- if (localMousePos.y > rect.yMax)
- MoveUp(true, true);
- else if (localMousePos.y < rect.yMin)
- MoveDown(true, true);
- }
- else
- {
- if (localMousePos.x < rect.xMin)
- MoveLeft(true, false);
- else if (localMousePos.x > rect.xMax)
- MoveRight(true, false);
- }
- UpdateLabel();
- float delay = multiLine ? kVScrollSpeed : kHScrollSpeed;
- if (m_WaitForSecondsRealtime == null)
- m_WaitForSecondsRealtime = new WaitForSecondsRealtime(delay);
- else
- m_WaitForSecondsRealtime.waitTime = delay;
- yield return m_WaitForSecondsRealtime;
- }
- m_DragCoroutine = null;
- }
- public virtual void OnEndDrag(PointerEventData eventData)
- {
- if (!MayDrag(eventData))
- return;
- m_UpdateDrag = false;
- }
- public override void OnPointerDown(PointerEventData eventData)
- {
- if (!MayDrag(eventData))
- return;
- EventSystem.current.SetSelectedGameObject(gameObject, eventData);
- bool hadFocusBefore = m_AllowInput;
- base.OnPointerDown(eventData);
- if (InPlaceEditing() == false)
- {
- if (m_SoftKeyboard == null || !m_SoftKeyboard.active)
- {
- OnSelect(eventData);
- return;
- }
- }
- bool shift = Input.GetKey(KeyCode.LeftShift) || Input.GetKey(KeyCode.RightShift);
- // Check for Double Click
- bool isDoubleClick = false;
- float timeStamp = Time.unscaledTime;
- if (m_PointerDownClickStartTime + m_DoubleClickDelay > timeStamp)
- isDoubleClick = true;
- m_PointerDownClickStartTime = timeStamp;
- // Only set caret position if we didn't just get focus now.
- // Otherwise it will overwrite the select all on focus.
- if (hadFocusBefore || !m_OnFocusSelectAll)
- {
- int insertionIndex = TMP_TextUtilities.GetCursorIndexFromPosition(m_TextComponent, eventData.position, eventData.pressEventCamera, out CaretPosition insertionSide);
- if (shift)
- {
- if (m_isRichTextEditingAllowed)
- {
- if (insertionSide == CaretPosition.Left)
- {
- stringSelectPositionInternal = m_TextComponent.textInfo.characterInfo[insertionIndex].index;
- }
- else if (insertionSide == CaretPosition.Right)
- {
- stringSelectPositionInternal = m_TextComponent.textInfo.characterInfo[insertionIndex].index + m_TextComponent.textInfo.characterInfo[insertionIndex].stringLength;
- }
- }
- else
- {
- if (insertionSide == CaretPosition.Left)
- {
- stringSelectPositionInternal = insertionIndex == 0
- ? m_TextComponent.textInfo.characterInfo[0].index
- : m_TextComponent.textInfo.characterInfo[insertionIndex - 1].index + m_TextComponent.textInfo.characterInfo[insertionIndex - 1].stringLength;
- }
- else if (insertionSide == CaretPosition.Right)
- {
- stringSelectPositionInternal = m_TextComponent.textInfo.characterInfo[insertionIndex].index + m_TextComponent.textInfo.characterInfo[insertionIndex].stringLength;
- }
- }
- }
- else
- {
- if (m_isRichTextEditingAllowed)
- {
- if (insertionSide == CaretPosition.Left)
- {
- stringPositionInternal = stringSelectPositionInternal = m_TextComponent.textInfo.characterInfo[insertionIndex].index;
- }
- else if (insertionSide == CaretPosition.Right)
- {
- stringPositionInternal = stringSelectPositionInternal = m_TextComponent.textInfo.characterInfo[insertionIndex].index + m_TextComponent.textInfo.characterInfo[insertionIndex].stringLength;
- }
- }
- else
- {
- if (insertionSide == CaretPosition.Left)
- {
- stringPositionInternal = stringSelectPositionInternal = insertionIndex == 0
- ? m_TextComponent.textInfo.characterInfo[0].index
- : m_TextComponent.textInfo.characterInfo[insertionIndex - 1].index + m_TextComponent.textInfo.characterInfo[insertionIndex - 1].stringLength;
- }
- else if (insertionSide == CaretPosition.Right)
- {
- stringPositionInternal = stringSelectPositionInternal = m_TextComponent.textInfo.characterInfo[insertionIndex].index + m_TextComponent.textInfo.characterInfo[insertionIndex].stringLength;
- }
- }
- }
- if (isDoubleClick)
- {
- int wordIndex = TMP_TextUtilities.FindIntersectingWord(m_TextComponent, eventData.position, eventData.pressEventCamera);
- if (wordIndex != -1)
- {
- // TODO: Should behavior be different if rich text editing is enabled or not?
- // Select current word
- caretPositionInternal = m_TextComponent.textInfo.wordInfo[wordIndex].firstCharacterIndex;
- caretSelectPositionInternal = m_TextComponent.textInfo.wordInfo[wordIndex].lastCharacterIndex + 1;
- stringPositionInternal = m_TextComponent.textInfo.characterInfo[caretPositionInternal].index;
- stringSelectPositionInternal = m_TextComponent.textInfo.characterInfo[caretSelectPositionInternal - 1].index + m_TextComponent.textInfo.characterInfo[caretSelectPositionInternal - 1].stringLength;
- }
- else
- {
- // Select current character
- caretPositionInternal = insertionIndex;
- caretSelectPositionInternal = caretPositionInternal + 1;
- stringPositionInternal = m_TextComponent.textInfo.characterInfo[insertionIndex].index;
- stringSelectPositionInternal = stringPositionInternal + m_TextComponent.textInfo.characterInfo[insertionIndex].stringLength;
- }
- }
- else
- {
- caretPositionInternal = caretSelectPositionInternal = GetCaretPositionFromStringIndex(stringPositionInternal);
- }
- }
- UpdateLabel();
- eventData.Use();
- #if TMP_DEBUG_MODE
- Debug.Log("Caret Position: " + caretPositionInternal + " Selection Position: " + caretSelectPositionInternal + " String Position: " + stringPositionInternal + " String Select Position: " + stringSelectPositionInternal);
- #endif
- }
- protected enum EditState
- {
- Continue,
- Finish
- }
- protected EditState KeyPressed(Event evt)
- {
- var currentEventModifiers = evt.modifiers;
- bool ctrl = SystemInfo.operatingSystemFamily == OperatingSystemFamily.MacOSX ? (currentEventModifiers & EventModifiers.Command) != 0 : (currentEventModifiers & EventModifiers.Control) != 0;
- bool shift = (currentEventModifiers & EventModifiers.Shift) != 0;
- bool alt = (currentEventModifiers & EventModifiers.Alt) != 0;
- bool ctrlOnly = ctrl && !alt && !shift;
- switch (evt.keyCode)
- {
- case KeyCode.Backspace:
- {
- Backspace();
- return EditState.Continue;
- }
- case KeyCode.Delete:
- {
- DeleteKey();
- return EditState.Continue;
- }
- case KeyCode.Home:
- {
- MoveToStartOfLine(shift, ctrl);
- return EditState.Continue;
- }
- case KeyCode.End:
- {
- MoveToEndOfLine(shift, ctrl);
- return EditState.Continue;
- }
- // Select All
- case KeyCode.A:
- {
- if (ctrlOnly)
- {
- SelectAll();
- return EditState.Continue;
- }
- break;
- }
- // Copy
- case KeyCode.C:
- {
- if (ctrlOnly)
- {
- if (inputType != InputType.Password)
- clipboard = GetSelectedString();
- else
- clipboard = "";
- return EditState.Continue;
- }
- break;
- }
- // Paste
- case KeyCode.V:
- {
- if (ctrlOnly)
- {
- Append(clipboard);
- return EditState.Continue;
- }
- break;
- }
- // Cut
- case KeyCode.X:
- {
- if (ctrlOnly)
- {
- if (inputType != InputType.Password)
- clipboard = GetSelectedString();
- else
- clipboard = "";
- Delete();
- UpdateTouchKeyboardFromEditChanges();
- SendOnValueChangedAndUpdateLabel();
- return EditState.Continue;
- }
- break;
- }
- case KeyCode.LeftArrow:
- {
- MoveLeft(shift, ctrl);
- return EditState.Continue;
- }
- case KeyCode.RightArrow:
- {
- MoveRight(shift, ctrl);
- return EditState.Continue;
- }
- case KeyCode.UpArrow:
- {
- MoveUp(shift);
- return EditState.Continue;
- }
- case KeyCode.DownArrow:
- {
- MoveDown(shift);
- return EditState.Continue;
- }
- case KeyCode.PageUp:
- {
- MovePageUp(shift);
- return EditState.Continue;
- }
- case KeyCode.PageDown:
- {
- MovePageDown(shift);
- return EditState.Continue;
- }
- // Submit
- case KeyCode.Return:
- case KeyCode.KeypadEnter:
- {
- if (lineType != LineType.MultiLineNewline)
- {
- m_ReleaseSelection = true;
- return EditState.Finish;
- }
- break;
- }
- case KeyCode.Escape:
- {
- m_ReleaseSelection = true;
- m_WasCanceled = true;
- return EditState.Finish;
- }
- }
- char c = evt.character;
- // Don't allow return chars or tabulator key to be entered into single line fields.
- if (!multiLine && (c == '\t' || c == '\r' || c == 10))
- return EditState.Continue;
- // Convert carriage return and end-of-text characters to newline.
- if (c == '\r' || (int)c == 3)
- c = '\n';
- if (IsValidChar(c))
- {
- Append(c);
- }
- if (c == 0)
- {
- if (compositionString.Length > 0)
- {
- UpdateLabel();
- }
- }
- return EditState.Continue;
- }
- protected virtual bool IsValidChar(char c)
- {
- // Delete key on mac
- if ((int)c == 127)
- return false;
- // Accept newline and tab
- if (c == '\t' || c == '\n')
- return true;
- return true;
- // With the addition of Dynamic support, I think this will best be handled by the text component.
- //return m_TextComponent.font.HasCharacter(c, true);
- }
- /// <summary>
- /// Handle the specified event.
- /// </summary>
- private Event m_ProcessingEvent = new Event();
- public void ProcessEvent(Event e)
- {
- KeyPressed(e);
- }
- /// <summary>
- ///
- /// </summary>
- /// <param name="eventData"></param>
- public virtual void OnUpdateSelected(BaseEventData eventData)
- {
- if (!isFocused)
- return;
- bool consumedEvent = false;
- while (Event.PopEvent(m_ProcessingEvent))
- {
- if (m_ProcessingEvent.rawType == EventType.KeyDown)
- {
- //Debug.Log("Event: " + m_ProcessingEvent.ToString());
- consumedEvent = true;
- var shouldContinue = KeyPressed(m_ProcessingEvent);
- if (shouldContinue == EditState.Finish)
- {
- SendOnSubmit();
- DeactivateInputField();
- break;
- }
- }
- switch (m_ProcessingEvent.type)
- {
- case EventType.ValidateCommand:
- case EventType.ExecuteCommand:
- switch (m_ProcessingEvent.commandName)
- {
- case "SelectAll":
- SelectAll();
- consumedEvent = true;
- break;
- }
- break;
- }
- }
- if (consumedEvent)
- UpdateLabel();
- eventData.Use();
- }
- /// <summary>
- ///
- /// </summary>
- /// <param name="eventData"></param>
- public virtual void OnScroll(PointerEventData eventData)
- {
- if (m_TextComponent.preferredHeight < m_TextViewport.rect.height) return;
- float scrollDirection = -eventData.scrollDelta.y;
- m_ScrollPosition = m_ScrollPosition + (1f / m_TextComponent.textInfo.lineCount) * scrollDirection * m_ScrollSensitivity;
- m_ScrollPosition = Mathf.Clamp01(m_ScrollPosition);
- AdjustTextPositionRelativeToViewport(m_ScrollPosition);
- // Disable focus until user re-selected the input field.
- m_AllowInput = false;
- if (m_VerticalScrollbar)
- {
- m_IsUpdatingScrollbarValues = true;
- m_VerticalScrollbar.value = m_ScrollPosition;
- }
- //Debug.Log("Scroll Position:" + m_ScrollPosition);
- }
- private string GetSelectedString()
- {
- if (!hasSelection)
- return "";
- int startPos = stringPositionInternal;
- int endPos = stringSelectPositionInternal;
- // Ensure pos is always less then selPos to make the code simpler
- if (startPos > endPos)
- {
- int temp = startPos;
- startPos = endPos;
- endPos = temp;
- }
- //for (int i = m_CaretPosition; i < m_CaretSelectPosition; i++)
- //{
- // Debug.Log("Character [" + m_TextComponent.textInfo.characterInfo[i].character + "] using Style [" + m_TextComponent.textInfo.characterInfo[i].style + "] has been selected.");
- //}
- return text.Substring(startPos, endPos - startPos);
- }
- private int FindNextWordBegin()
- {
- if (stringSelectPositionInternal + 1 >= text.Length)
- return text.Length;
- int spaceLoc = text.IndexOfAny(kSeparators, stringSelectPositionInternal + 1);
- if (spaceLoc == -1)
- spaceLoc = text.Length;
- else
- spaceLoc++;
- return spaceLoc;
- }
- private void MoveRight(bool shift, bool ctrl)
- {
- if (hasSelection && !shift)
- {
- // By convention, if we have a selection and move right without holding shift,
- // we just place the cursor at the end.
- stringPositionInternal = stringSelectPositionInternal = Mathf.Max(stringPositionInternal, stringSelectPositionInternal);
- caretPositionInternal = caretSelectPositionInternal = GetCaretPositionFromStringIndex(stringSelectPositionInternal);
- #if TMP_DEBUG_MODE
- Debug.Log("Caret Position: " + caretPositionInternal + " Selection Position: " + caretSelectPositionInternal + " String Position: " + stringPositionInternal + " String Select Position: " + stringSelectPositionInternal);
- #endif
- return;
- }
- int position;
- if (ctrl)
- position = FindNextWordBegin();
- else
- {
- if (m_isRichTextEditingAllowed)
- {
- // Special handling for Surrogate pairs and Diacritical marks.
- if (stringSelectPositionInternal < text.Length && char.IsHighSurrogate(text[stringSelectPositionInternal]))
- position = stringSelectPositionInternal + 2;
- else
- position = stringSelectPositionInternal + 1;
- }
- else
- {
- position = m_TextComponent.textInfo.characterInfo[caretSelectPositionInternal].index + m_TextComponent.textInfo.characterInfo[caretSelectPositionInternal].stringLength;
- }
- }
- if (shift)
- {
- stringSelectPositionInternal = position;
- caretSelectPositionInternal = GetCaretPositionFromStringIndex(stringSelectPositionInternal);
- }
- else
- {
- stringSelectPositionInternal = stringPositionInternal = position;
- // Only increase caret position as we cross character boundary.
- if (stringPositionInternal >= m_TextComponent.textInfo.characterInfo[caretPositionInternal].index + m_TextComponent.textInfo.characterInfo[caretPositionInternal].stringLength)
- caretSelectPositionInternal = caretPositionInternal = GetCaretPositionFromStringIndex(stringSelectPositionInternal);
- }
- #if TMP_DEBUG_MODE
- Debug.Log("Caret Position: " + caretPositionInternal + " Selection Position: " + caretSelectPositionInternal + " String Position: " + stringPositionInternal + " String Select Position: " + stringSelectPositionInternal);
- #endif
- }
- private int FindPrevWordBegin()
- {
- if (stringSelectPositionInternal - 2 < 0)
- return 0;
- int spaceLoc = text.LastIndexOfAny(kSeparators, stringSelectPositionInternal - 2);
- if (spaceLoc == -1)
- spaceLoc = 0;
- else
- spaceLoc++;
- return spaceLoc;
- }
- private void MoveLeft(bool shift, bool ctrl)
- {
- if (hasSelection && !shift)
- {
- // By convention, if we have a selection and move left without holding shift,
- // we just place the cursor at the start.
- stringPositionInternal = stringSelectPositionInternal = Mathf.Min(stringPositionInternal, stringSelectPositionInternal);
- caretPositionInternal = caretSelectPositionInternal = GetCaretPositionFromStringIndex(stringSelectPositionInternal);
- #if TMP_DEBUG_MODE
- Debug.Log("Caret Position: " + caretPositionInternal + " Selection Position: " + caretSelectPositionInternal + " String Position: " + stringPositionInternal + " String Select Position: " + stringSelectPositionInternal);
- #endif
- return;
- }
- int position;
- if (ctrl)
- position = FindPrevWordBegin();
- else
- {
- if (m_isRichTextEditingAllowed)
- {
- // Special handling for Surrogate pairs and Diacritical marks.
- if (stringSelectPositionInternal > 0 && char.IsLowSurrogate(text[stringSelectPositionInternal - 1]))
- position = stringSelectPositionInternal - 2;
- else
- position = stringSelectPositionInternal - 1;
- }
- else
- {
- //position = GetStringIndexFromCaretPosition(caretSelectPositionInternal - 1);
- position = caretSelectPositionInternal < 2
- ? m_TextComponent.textInfo.characterInfo[0].index
- : m_TextComponent.textInfo.characterInfo[caretSelectPositionInternal - 2].index + m_TextComponent.textInfo.characterInfo[caretSelectPositionInternal - 2].stringLength;
- }
- }
- if (shift)
- {
- stringSelectPositionInternal = position;
- caretSelectPositionInternal = GetCaretPositionFromStringIndex(stringSelectPositionInternal);
- }
- else
- {
- stringSelectPositionInternal = stringPositionInternal = position;
- // Only decrease caret position as we cross character boundary.
- if (caretPositionInternal > 0 && stringPositionInternal <= m_TextComponent.textInfo.characterInfo[caretPositionInternal - 1].index)
- caretSelectPositionInternal = caretPositionInternal = GetCaretPositionFromStringIndex(stringSelectPositionInternal);
- }
- #if TMP_DEBUG_MODE
- Debug.Log("Caret Position: " + caretPositionInternal + " Selection Position: " + caretSelectPositionInternal + " String Position: " + stringPositionInternal + " String Select Position: " + stringSelectPositionInternal);
- #endif
- }
- private int LineUpCharacterPosition(int originalPos, bool goToFirstChar)
- {
- if (originalPos >= m_TextComponent.textInfo.characterCount)
- originalPos -= 1;
- TMP_CharacterInfo originChar = m_TextComponent.textInfo.characterInfo[originalPos];
- int originLine = originChar.lineNumber;
- // We are on the first line return first character
- if (originLine - 1 < 0)
- return goToFirstChar ? 0 : originalPos;
- int endCharIdx = m_TextComponent.textInfo.lineInfo[originLine].firstCharacterIndex - 1;
- int closest = -1;
- float distance = TMP_Math.FLOAT_MAX;
- float range = 0;
- for (int i = m_TextComponent.textInfo.lineInfo[originLine - 1].firstCharacterIndex; i < endCharIdx; ++i)
- {
- TMP_CharacterInfo currentChar = m_TextComponent.textInfo.characterInfo[i];
- float d = originChar.origin - currentChar.origin;
- float r = d / (currentChar.xAdvance - currentChar.origin);
- if (r >= 0 && r <= 1)
- {
- if (r < 0.5f)
- return i;
- else
- return i + 1;
- }
- d = Mathf.Abs(d);
- if (d < distance)
- {
- closest = i;
- distance = d;
- range = r;
- }
- }
- if (closest == -1) return endCharIdx;
- //Debug.Log("Returning nearest character with Range = " + range);
- if (range < 0.5f)
- return closest;
- else
- return closest + 1;
- }
- private int LineDownCharacterPosition(int originalPos, bool goToLastChar)
- {
- if (originalPos >= m_TextComponent.textInfo.characterCount)
- return m_TextComponent.textInfo.characterCount - 1; // text.Length;
- TMP_CharacterInfo originChar = m_TextComponent.textInfo.characterInfo[originalPos];
- int originLine = originChar.lineNumber;
- //// We are on the last line return last character
- if (originLine + 1 >= m_TextComponent.textInfo.lineCount)
- return goToLastChar ? m_TextComponent.textInfo.characterCount - 1 : originalPos;
- // Need to determine end line for next line.
- int endCharIdx = m_TextComponent.textInfo.lineInfo[originLine + 1].lastCharacterIndex;
- int closest = -1;
- float distance = TMP_Math.FLOAT_MAX;
- float range = 0;
- for (int i = m_TextComponent.textInfo.lineInfo[originLine + 1].firstCharacterIndex; i < endCharIdx; ++i)
- {
- TMP_CharacterInfo currentChar = m_TextComponent.textInfo.characterInfo[i];
- float d = originChar.origin - currentChar.origin;
- float r = d / (currentChar.xAdvance - currentChar.origin);
- if (r >= 0 && r <= 1)
- {
- if (r < 0.5f)
- return i;
- else
- return i + 1;
- }
- d = Mathf.Abs(d);
- if (d < distance)
- {
- closest = i;
- distance = d;
- range = r;
- }
- }
- if (closest == -1) return endCharIdx;
- //Debug.Log("Returning nearest character with Range = " + range);
- if (range < 0.5f)
- return closest;
- else
- return closest + 1;
- }
- private int PageUpCharacterPosition(int originalPos, bool goToFirstChar)
- {
- if (originalPos >= m_TextComponent.textInfo.characterCount)
- originalPos -= 1;
- TMP_CharacterInfo originChar = m_TextComponent.textInfo.characterInfo[originalPos];
- int originLine = originChar.lineNumber;
- // We are on the first line return first character
- if (originLine - 1 < 0)
- return goToFirstChar ? 0 : originalPos;
- float viewportHeight = m_TextViewport.rect.height;
- int newLine = originLine - 1;
- // Iterate through each subsequent line to find the first baseline that is not visible in the viewport.
- for (; newLine > 0; newLine--)
- {
- if (m_TextComponent.textInfo.lineInfo[newLine].baseline > m_TextComponent.textInfo.lineInfo[originLine].baseline + viewportHeight)
- break;
- }
- int endCharIdx = m_TextComponent.textInfo.lineInfo[newLine].lastCharacterIndex;
- int closest = -1;
- float distance = TMP_Math.FLOAT_MAX;
- float range = 0;
- for (int i = m_TextComponent.textInfo.lineInfo[newLine].firstCharacterIndex; i < endCharIdx; ++i)
- {
- TMP_CharacterInfo currentChar = m_TextComponent.textInfo.characterInfo[i];
- float d = originChar.origin - currentChar.origin;
- float r = d / (currentChar.xAdvance - currentChar.origin);
- if (r >= 0 && r <= 1)
- {
- if (r < 0.5f)
- return i;
- else
- return i + 1;
- }
- d = Mathf.Abs(d);
- if (d < distance)
- {
- closest = i;
- distance = d;
- range = r;
- }
- }
- if (closest == -1) return endCharIdx;
- //Debug.Log("Returning nearest character with Range = " + range);
- if (range < 0.5f)
- return closest;
- else
- return closest + 1;
- }
- private int PageDownCharacterPosition(int originalPos, bool goToLastChar)
- {
- if (originalPos >= m_TextComponent.textInfo.characterCount)
- return m_TextComponent.textInfo.characterCount - 1;
- TMP_CharacterInfo originChar = m_TextComponent.textInfo.characterInfo[originalPos];
- int originLine = originChar.lineNumber;
- // We are on the last line return last character
- if (originLine + 1 >= m_TextComponent.textInfo.lineCount)
- return goToLastChar ? m_TextComponent.textInfo.characterCount - 1 : originalPos;
- float viewportHeight = m_TextViewport.rect.height;
- int newLine = originLine + 1;
- // Iterate through each subsequent line to find the first baseline that is not visible in the viewport.
- for (; newLine < m_TextComponent.textInfo.lineCount - 1; newLine++)
- {
- if (m_TextComponent.textInfo.lineInfo[newLine].baseline < m_TextComponent.textInfo.lineInfo[originLine].baseline - viewportHeight)
- break;
- }
- // Need to determine end line for next line.
- int endCharIdx = m_TextComponent.textInfo.lineInfo[newLine].lastCharacterIndex;
- int closest = -1;
- float distance = TMP_Math.FLOAT_MAX;
- float range = 0;
- for (int i = m_TextComponent.textInfo.lineInfo[newLine].firstCharacterIndex; i < endCharIdx; ++i)
- {
- TMP_CharacterInfo currentChar = m_TextComponent.textInfo.characterInfo[i];
- float d = originChar.origin - currentChar.origin;
- float r = d / (currentChar.xAdvance - currentChar.origin);
- if (r >= 0 && r <= 1)
- {
- if (r < 0.5f)
- return i;
- else
- return i + 1;
- }
- d = Mathf.Abs(d);
- if (d < distance)
- {
- closest = i;
- distance = d;
- range = r;
- }
- }
- if (closest == -1) return endCharIdx;
- if (range < 0.5f)
- return closest;
- else
- return closest + 1;
- }
- private void MoveDown(bool shift)
- {
- MoveDown(shift, true);
- }
- private void MoveDown(bool shift, bool goToLastChar)
- {
- if (hasSelection && !shift)
- {
- // If we have a selection and press down without shift,
- // set caret to end of selection before we move it down.
- caretPositionInternal = caretSelectPositionInternal = Mathf.Max(caretPositionInternal, caretSelectPositionInternal);
- }
- int position = multiLine ? LineDownCharacterPosition(caretSelectPositionInternal, goToLastChar) : m_TextComponent.textInfo.characterCount - 1; // text.Length;
- if (shift)
- {
- caretSelectPositionInternal = position;
- stringSelectPositionInternal = GetStringIndexFromCaretPosition(caretSelectPositionInternal);
- }
- else
- {
- caretSelectPositionInternal = caretPositionInternal = position;
- stringSelectPositionInternal = stringPositionInternal = GetStringIndexFromCaretPosition(caretSelectPositionInternal);
- }
- #if TMP_DEBUG_MODE
- Debug.Log("Caret Position: " + caretPositionInternal + " Selection Position: " + caretSelectPositionInternal + " String Position: " + stringPositionInternal + " String Select Position: " + stringSelectPositionInternal);
- #endif
- }
- private void MoveUp(bool shift)
- {
- MoveUp(shift, true);
- }
- private void MoveUp(bool shift, bool goToFirstChar)
- {
- if (hasSelection && !shift)
- {
- // If we have a selection and press up without shift,
- // set caret position to start of selection before we move it up.
- caretPositionInternal = caretSelectPositionInternal = Mathf.Min(caretPositionInternal, caretSelectPositionInternal);
- }
- int position = multiLine ? LineUpCharacterPosition(caretSelectPositionInternal, goToFirstChar) : 0;
- if (shift)
- {
- caretSelectPositionInternal = position;
- stringSelectPositionInternal = GetStringIndexFromCaretPosition(caretSelectPositionInternal);
- }
- else
- {
- caretSelectPositionInternal = caretPositionInternal = position;
- stringSelectPositionInternal = stringPositionInternal = GetStringIndexFromCaretPosition(caretSelectPositionInternal);
- }
- #if TMP_DEBUG_MODE
- Debug.Log("Caret Position: " + caretPositionInternal + " Selection Position: " + caretSelectPositionInternal + " String Position: " + stringPositionInternal + " String Select Position: " + stringSelectPositionInternal);
- #endif
- }
- private void MovePageUp(bool shift)
- {
- MovePageUp(shift, true);
- }
- private void MovePageUp(bool shift, bool goToFirstChar)
- {
- if (hasSelection && !shift)
- {
- // If we have a selection and press up without shift,
- // set caret position to start of selection before we move it up.
- caretPositionInternal = caretSelectPositionInternal = Mathf.Min(caretPositionInternal, caretSelectPositionInternal);
- }
- int position = multiLine ? PageUpCharacterPosition(caretSelectPositionInternal, goToFirstChar) : 0;
- if (shift)
- {
- caretSelectPositionInternal = position;
- stringSelectPositionInternal = GetStringIndexFromCaretPosition(caretSelectPositionInternal);
- }
- else
- {
- caretSelectPositionInternal = caretPositionInternal = position;
- stringSelectPositionInternal = stringPositionInternal = GetStringIndexFromCaretPosition(caretSelectPositionInternal);
- }
- // Scroll to top of viewport
- //int currentLine = m_TextComponent.textInfo.characterInfo[position].lineNumber;
- //float lineAscender = m_TextComponent.textInfo.lineInfo[currentLine].ascender;
- // Adjust text area up or down if not in single line mode.
- if (m_LineType != LineType.SingleLine)
- {
- float offset = m_TextViewport.rect.height; // m_TextViewport.rect.yMax - (m_TextComponent.rectTransform.anchoredPosition.y + lineAscender);
- float topTextBounds = m_TextComponent.rectTransform.position.y + m_TextComponent.textBounds.max.y;
- float topViewportBounds = m_TextViewport.position.y + m_TextViewport.rect.yMax;
- offset = topViewportBounds > topTextBounds + offset ? offset : topViewportBounds - topTextBounds;
- m_TextComponent.rectTransform.anchoredPosition += new Vector2(0, offset);
- AssignPositioningIfNeeded();
- m_IsScrollbarUpdateRequired = true;
- }
- #if TMP_DEBUG_MODE
- Debug.Log("Caret Position: " + caretPositionInternal + " Selection Position: " + caretSelectPositionInternal + " String Position: " + stringPositionInternal + " String Select Position: " + stringSelectPositionInternal);
- #endif
- }
- private void MovePageDown(bool shift)
- {
- MovePageDown(shift, true);
- }
- private void MovePageDown(bool shift, bool goToLastChar)
- {
- if (hasSelection && !shift)
- {
- // If we have a selection and press down without shift,
- // set caret to end of selection before we move it down.
- caretPositionInternal = caretSelectPositionInternal = Mathf.Max(caretPositionInternal, caretSelectPositionInternal);
- }
- int position = multiLine ? PageDownCharacterPosition(caretSelectPositionInternal, goToLastChar) : m_TextComponent.textInfo.characterCount - 1;
- if (shift)
- {
- caretSelectPositionInternal = position;
- stringSelectPositionInternal = GetStringIndexFromCaretPosition(caretSelectPositionInternal);
- }
- else
- {
- caretSelectPositionInternal = caretPositionInternal = position;
- stringSelectPositionInternal = stringPositionInternal = GetStringIndexFromCaretPosition(caretSelectPositionInternal);
- }
- // Scroll to top of viewport
- //int currentLine = m_TextComponent.textInfo.characterInfo[position].lineNumber;
- //float lineAscender = m_TextComponent.textInfo.lineInfo[currentLine].ascender;
- // Adjust text area up or down if not in single line mode.
- if (m_LineType != LineType.SingleLine)
- {
- float offset = m_TextViewport.rect.height; // m_TextViewport.rect.yMax - (m_TextComponent.rectTransform.anchoredPosition.y + lineAscender);
- float bottomTextBounds = m_TextComponent.rectTransform.position.y + m_TextComponent.textBounds.min.y;
- float bottomViewportBounds = m_TextViewport.position.y + m_TextViewport.rect.yMin;
- offset = bottomViewportBounds > bottomTextBounds + offset ? offset : bottomViewportBounds - bottomTextBounds;
- m_TextComponent.rectTransform.anchoredPosition += new Vector2(0, offset);
- AssignPositioningIfNeeded();
- m_IsScrollbarUpdateRequired = true;
- }
- #if TMP_DEBUG_MODE
- Debug.Log("Caret Position: " + caretPositionInternal + " Selection Position: " + caretSelectPositionInternal + " String Position: " + stringPositionInternal + " String Select Position: " + stringSelectPositionInternal);
- #endif
- }
- private void Delete()
- {
- if (m_ReadOnly)
- return;
- if (stringPositionInternal == stringSelectPositionInternal)
- return;
- if (m_isRichTextEditingAllowed || m_isSelectAll)
- {
- // Handling of Delete when Rich Text is allowed.
- if (stringPositionInternal < stringSelectPositionInternal)
- {
- m_Text = text.Remove(stringPositionInternal, stringSelectPositionInternal - stringPositionInternal);
- stringSelectPositionInternal = stringPositionInternal;
- }
- else
- {
- m_Text = text.Remove(stringSelectPositionInternal, stringPositionInternal - stringSelectPositionInternal);
- stringPositionInternal = stringSelectPositionInternal;
- }
- m_isSelectAll = false;
- }
- else
- {
- if (caretPositionInternal < caretSelectPositionInternal)
- {
- stringPositionInternal = m_TextComponent.textInfo.characterInfo[caretPositionInternal].index;
- stringSelectPositionInternal = m_TextComponent.textInfo.characterInfo[caretSelectPositionInternal - 1].index + m_TextComponent.textInfo.characterInfo[caretSelectPositionInternal - 1].stringLength;
- m_Text = text.Remove(stringPositionInternal, stringSelectPositionInternal - stringPositionInternal);
- stringSelectPositionInternal = stringPositionInternal;
- caretSelectPositionInternal = caretPositionInternal;
- }
- else
- {
- stringPositionInternal = m_TextComponent.textInfo.characterInfo[caretPositionInternal - 1].index + m_TextComponent.textInfo.characterInfo[caretPositionInternal - 1].stringLength;
- stringSelectPositionInternal = m_TextComponent.textInfo.characterInfo[caretSelectPositionInternal].index;
- m_Text = text.Remove(stringSelectPositionInternal, stringPositionInternal - stringSelectPositionInternal);
- stringPositionInternal = stringSelectPositionInternal;
- caretPositionInternal = caretSelectPositionInternal;
- }
- }
- #if TMP_DEBUG_MODE
- Debug.Log("Caret Position: " + caretPositionInternal + " Selection Position: " + caretSelectPositionInternal + " String Position: " + stringPositionInternal + " String Select Position: " + stringSelectPositionInternal);
- #endif
- }
- /// <summary>
- /// Handling of DEL key
- /// </summary>
- private void DeleteKey()
- {
- if (m_ReadOnly)
- return;
- if (hasSelection)
- {
- Delete();
- UpdateTouchKeyboardFromEditChanges();
- SendOnValueChangedAndUpdateLabel();
- }
- else
- {
- if (m_isRichTextEditingAllowed)
- {
- if (stringPositionInternal < text.Length)
- {
- // Special handling for Surrogate Pairs
- if (char.IsHighSurrogate(text[stringPositionInternal]))
- m_Text = text.Remove(stringPositionInternal, 2);
- else
- m_Text = text.Remove(stringPositionInternal, 1);
- UpdateTouchKeyboardFromEditChanges();
- SendOnValueChangedAndUpdateLabel();
- }
- }
- else
- {
- if (caretPositionInternal < m_TextComponent.textInfo.characterCount - 1)
- {
- int numberOfCharactersToRemove = m_TextComponent.textInfo.characterInfo[caretPositionInternal].stringLength;
- // Adjust string position to skip any potential rich text tags.
- int nextCharacterStringPosition = m_TextComponent.textInfo.characterInfo[caretPositionInternal].index;
- m_Text = text.Remove(nextCharacterStringPosition, numberOfCharactersToRemove);
- SendOnValueChangedAndUpdateLabel();
- }
- }
- }
- #if TMP_DEBUG_MODE
- Debug.Log("Caret Position: " + caretPositionInternal + " Selection Position: " + caretSelectPositionInternal + " String Position: " + stringPositionInternal + " String Select Position: " + stringSelectPositionInternal);
- #endif
- }
- /// <summary>
- /// Handling of Backspace key
- /// </summary>
- private void Backspace()
- {
- if (m_ReadOnly)
- return;
- if (hasSelection)
- {
- Delete();
- UpdateTouchKeyboardFromEditChanges();
- SendOnValueChangedAndUpdateLabel();
- }
- else
- {
- if (m_isRichTextEditingAllowed)
- {
- if (stringPositionInternal > 0)
- {
- int numberOfCharactersToRemove = 1;
- // Special handling for Surrogate pairs and Diacritical marks
- if (char.IsLowSurrogate(text[stringPositionInternal - 1]))
- numberOfCharactersToRemove = 2;
- stringSelectPositionInternal = stringPositionInternal = stringPositionInternal - numberOfCharactersToRemove;
- m_Text = text.Remove(stringPositionInternal, numberOfCharactersToRemove);
- caretSelectPositionInternal = caretPositionInternal = caretPositionInternal - 1;
- m_isLastKeyBackspace = true;
- UpdateTouchKeyboardFromEditChanges();
- SendOnValueChangedAndUpdateLabel();
- }
- }
- else
- {
- if (caretPositionInternal > 0)
- {
- int numberOfCharactersToRemove = m_TextComponent.textInfo.characterInfo[caretPositionInternal - 1].stringLength;
- // Delete the previous character
- m_Text = text.Remove(m_TextComponent.textInfo.characterInfo[caretPositionInternal - 1].index, numberOfCharactersToRemove);
- // Get new adjusted string position
- stringSelectPositionInternal = stringPositionInternal = caretPositionInternal < 2
- ? m_TextComponent.textInfo.characterInfo[0].index
- : m_TextComponent.textInfo.characterInfo[caretPositionInternal - 2].index + m_TextComponent.textInfo.characterInfo[caretPositionInternal - 2].stringLength;
- caretSelectPositionInternal = caretPositionInternal = caretPositionInternal - 1;
- }
- m_isLastKeyBackspace = true;
- UpdateTouchKeyboardFromEditChanges();
- SendOnValueChangedAndUpdateLabel();
- }
- }
- #if TMP_DEBUG_MODE
- Debug.Log("Caret Position: " + caretPositionInternal + " Selection Position: " + caretSelectPositionInternal + " String Position: " + stringPositionInternal + " String Select Position: " + stringSelectPositionInternal);
- #endif
- }
- /// <summary>
- /// Append the specified text to the end of the current.
- /// </summary>
- protected virtual void Append(string input)
- {
- if (m_ReadOnly)
- return;
- if (InPlaceEditing() == false)
- return;
- for (int i = 0, imax = input.Length; i < imax; ++i)
- {
- char c = input[i];
- if (c >= ' ' || c == '\t' || c == '\r' || c == 10 || c == '\n')
- {
- Append(c);
- }
- }
- }
- protected virtual void Append(char input)
- {
- if (m_ReadOnly)
- return;
- if (InPlaceEditing() == false)
- return;
- // If we have an input validator, validate the input first
- if (onValidateInput != null)
- input = onValidateInput(text, stringPositionInternal, input);
- else if (characterValidation == CharacterValidation.CustomValidator)
- {
- input = Validate(text, stringPositionInternal, input);
- if (input == 0) return;
- SendOnValueChanged();
- UpdateLabel();
- return;
- }
- else if (characterValidation != CharacterValidation.None)
- input = Validate(text, stringPositionInternal, input);
- // If the input is invalid, skip it
- if (input == 0)
- return;
- // Append the character and update the label
- Insert(input);
- }
- // Insert the character and update the label.
- private void Insert(char c)
- {
- if (m_ReadOnly)
- return;
- string replaceString = c.ToString();
- Delete();
- // Can't go past the character limit
- if (characterLimit > 0 && text.Length >= characterLimit)
- return;
- m_Text = text.Insert(m_StringPosition, replaceString);
- if (!char.IsHighSurrogate(c))
- caretSelectPositionInternal = caretPositionInternal += 1;
- stringSelectPositionInternal = stringPositionInternal += 1;
- UpdateTouchKeyboardFromEditChanges();
- SendOnValueChanged();
- #if TMP_DEBUG_MODE
- Debug.Log("Caret Position: " + caretPositionInternal + " Selection Position: " + caretSelectPositionInternal + " String Position: " + stringPositionInternal + " String Select Position: " + stringSelectPositionInternal);
- #endif
- }
- private void UpdateTouchKeyboardFromEditChanges()
- {
- // Update the TouchKeyboard's text from edit changes
- // if in-place editing is allowed
- if (m_SoftKeyboard != null && InPlaceEditing())
- {
- m_SoftKeyboard.text = m_Text;
- }
- }
- private void SendOnValueChangedAndUpdateLabel()
- {
- UpdateLabel();
- SendOnValueChanged();
- }
- private void SendOnValueChanged()
- {
- if (onValueChanged != null)
- onValueChanged.Invoke(text);
- }
- /// <summary>
- /// Submit the input field's text.
- /// </summary>
- protected void SendOnEndEdit()
- {
- if (onEndEdit != null)
- onEndEdit.Invoke(m_Text);
- }
- protected void SendOnSubmit()
- {
- if (onSubmit != null)
- onSubmit.Invoke(m_Text);
- }
- protected void SendOnFocus()
- {
- if (onSelect != null)
- onSelect.Invoke(m_Text);
- }
- protected void SendOnFocusLost()
- {
- if (onDeselect != null)
- onDeselect.Invoke(m_Text);
- }
- protected void SendOnTextSelection()
- {
- m_isSelected = true;
- if (onTextSelection != null)
- onTextSelection.Invoke(m_Text, stringPositionInternal, stringSelectPositionInternal);
- }
- protected void SendOnEndTextSelection()
- {
- if (!m_isSelected) return;
- if (onEndTextSelection != null)
- onEndTextSelection.Invoke(m_Text, stringPositionInternal, stringSelectPositionInternal);
- m_isSelected = false;
- }
- protected void SendTouchScreenKeyboardStatusChanged()
- {
- if (onTouchScreenKeyboardStatusChanged != null)
- onTouchScreenKeyboardStatusChanged.Invoke(m_SoftKeyboard.status);
- }
- /// <summary>
- /// Update the visual text Text.
- /// </summary>
- protected void UpdateLabel()
- {
- if (m_TextComponent != null && m_TextComponent.font != null && m_PreventCallback == false)
- {
- // Prevent callback from the text component as we assign new text. This is to prevent a recursive call.
- m_PreventCallback = true;
- string fullText;
- if (compositionString.Length > 0)
- {
- fullText = text.Substring(0, m_StringPosition) + compositionString + text.Substring(m_StringPosition);
-
- // Should adjust caret position
- //Debug.Log("Handling IME Input... [" + compositionString + "] of length [" + compositionString.Length + "] at StringPosition [" + m_StringPosition + "]");
- //for (int i = 0; i < compositionString.Length; i++)
- // Debug.Log((uint)compositionString[i]);
- }
- else
- {
- fullText = text;
- //Debug.Log("Handling Input... [" + text + "]");
- }
- string processed;
- if (inputType == InputType.Password)
- processed = new string(asteriskChar, fullText.Length);
- else
- processed = fullText;
- bool isEmpty = string.IsNullOrEmpty(fullText);
- if (m_Placeholder != null)
- m_Placeholder.enabled = isEmpty;
- if (!isEmpty)
- {
- SetCaretVisible();
- }
- m_TextComponent.text = processed + "\u200B"; // Extra space is added for Caret tracking.
- // Special handling to limit the number of lines of text in the Input Field.
- if (m_LineLimit > 0)
- {
- m_TextComponent.ForceMeshUpdate();
- // Check if text exceeds maximum number of lines.
- if (m_TextComponent.textInfo.lineCount > m_LineLimit)
- {
- int lastValidCharacterIndex = m_TextComponent.textInfo.lineInfo[m_LineLimit - 1].lastCharacterIndex;
- int characterStringIndex = m_TextComponent.textInfo.characterInfo[lastValidCharacterIndex].index + m_TextComponent.textInfo.characterInfo[lastValidCharacterIndex].stringLength;
- text = processed.Remove(characterStringIndex, processed.Length - characterStringIndex);
- m_TextComponent.text = text + "\u200B";
- }
- }
- if (m_IsTextComponentUpdateRequired)
- {
- m_IsTextComponentUpdateRequired = false;
- m_TextComponent.ForceMeshUpdate();
- }
- MarkGeometryAsDirty();
- // Scrollbar should be updated.
- m_IsScrollbarUpdateRequired = true;
- m_PreventCallback = false;
- }
- }
- void UpdateScrollbar()
- {
- // Update Scrollbar
- if (m_VerticalScrollbar)
- {
- float size = m_TextViewport.rect.height / m_TextComponent.preferredHeight;
- m_IsUpdatingScrollbarValues = true;
- m_VerticalScrollbar.size = size;
- m_ScrollPosition = m_VerticalScrollbar.value = m_TextComponent.rectTransform.anchoredPosition.y / (m_TextComponent.preferredHeight - m_TextViewport.rect.height);
- //m_VerticalScrollbar.numberOfSteps = (int)(m_TextComponent.textInfo.lineCount / 0.25f); // Replace by scroll sensitivity.
- //Debug.Log("Updating Scrollbar... Value: " + m_VerticalScrollbar.value);
- }
- }
- /// <summary>
- /// Function to update the vertical position of the text container when OnValueChanged event is received from the Scrollbar.
- /// </summary>
- /// <param name="value"></param>
- void OnScrollbarValueChange(float value)
- {
- if (m_IsUpdatingScrollbarValues) { m_IsUpdatingScrollbarValues = false; return; }
- if (value < 0 || value > 1) return;
- AdjustTextPositionRelativeToViewport(value);
- m_ScrollPosition = value;
- //Debug.Log("Scrollbar value is: " + value + " Transform POS: " + m_TextComponent.rectTransform.anchoredPosition);
- }
- /// <summary>
- /// Adjusts the relative position of the body of the text relative to the viewport.
- /// </summary>
- /// <param name="relativePosition"></param>
- void AdjustTextPositionRelativeToViewport (float relativePosition)
- {
- //Debug.Log("- Adjusting vertical text position to " + relativePosition);
- if (m_TextViewport == null)
- return;
- TMP_TextInfo textInfo = m_TextComponent.textInfo;
- // Check to make sure we have valid data and lines to query.
- if (textInfo == null || textInfo.lineInfo == null || textInfo.lineCount == 0 || textInfo.lineCount > textInfo.lineInfo.Length) return;
- //m_TextComponent.rectTransform.anchoredPosition = new Vector2(m_TextComponent.rectTransform.anchoredPosition.x, (textHeight - viewportHeight) * relativePosition);
- m_TextComponent.rectTransform.anchoredPosition = new Vector2(m_TextComponent.rectTransform.anchoredPosition.x, (m_TextComponent.preferredHeight - m_TextViewport.rect.height) * relativePosition);
- AssignPositioningIfNeeded();
- //Debug.Log("Text height: " + m_TextComponent.preferredHeight + " Viewport height: " + m_TextViewport.rect.height + " Adjusted RectTransform anchordedPosition:" + m_TextComponent.rectTransform.anchoredPosition + " Text Bounds: " + m_TextComponent.bounds.ToString("f3"));
- }
- private int GetCaretPositionFromStringIndex(int stringIndex)
- {
- int count = m_TextComponent.textInfo.characterCount;
- for (int i = 0; i < count; i++)
- {
- if (m_TextComponent.textInfo.characterInfo[i].index >= stringIndex)
- return i;
- }
- return count;
- }
- /// <summary>
- /// Returns / places the caret before the given character at the string index.
- /// </summary>
- /// <param name="stringIndex"></param>
- /// <returns></returns>
- private int GetMinCaretPositionFromStringIndex(int stringIndex)
- {
- int count = m_TextComponent.textInfo.characterCount;
- for (int i = 0; i < count; i++)
- {
- if (stringIndex < m_TextComponent.textInfo.characterInfo[i].index + m_TextComponent.textInfo.characterInfo[i].stringLength)
- return i;
- }
- return count;
- }
- /// <summary>
- /// Returns / places the caret after the given character at the string index.
- /// </summary>
- /// <param name="stringIndex"></param>
- /// <returns></returns>
- private int GetMaxCaretPositionFromStringIndex(int stringIndex)
- {
- int count = m_TextComponent.textInfo.characterCount;
- for (int i = 0; i < count; i++)
- {
- if (m_TextComponent.textInfo.characterInfo[i].index >= stringIndex)
- return i;
- }
- return count;
- }
- private int GetStringIndexFromCaretPosition(int caretPosition)
- {
- // Clamp values between 0 and character count.
- ClampCaretPos(ref caretPosition);
- return m_TextComponent.textInfo.characterInfo[caretPosition].index;
- }
- public void ForceLabelUpdate()
- {
- UpdateLabel();
- }
- private void MarkGeometryAsDirty()
- {
- #if UNITY_EDITOR
- #if UNITY_2018_3_OR_NEWER
- if (!Application.isPlaying || UnityEditor.PrefabUtility.IsPartOfPrefabAsset(this))
- return;
- #else
- if (!Application.isPlaying || UnityEditor.PrefabUtility.GetPrefabObject(gameObject) != null)
- return;
- #endif
- #endif
- CanvasUpdateRegistry.RegisterCanvasElementForGraphicRebuild(this);
- }
- public virtual void Rebuild(CanvasUpdate update)
- {
- switch (update)
- {
- case CanvasUpdate.LatePreRender:
- UpdateGeometry();
- break;
- }
- }
- public virtual void LayoutComplete()
- { }
- public virtual void GraphicUpdateComplete()
- { }
- private void UpdateGeometry()
- {
- #if UNITY_EDITOR
- if (!Application.isPlaying)
- return;
- #endif
- // No need to draw a cursor on mobile as its handled by the devices keyboard.
- if (InPlaceEditing() == false)
- return;
- if (m_CachedInputRenderer == null)
- return;
- OnFillVBO(mesh);
- m_CachedInputRenderer.SetMesh(mesh);
- }
- /// <summary>
- /// Method to keep the Caret RectTransform properties in sync with the text object's RectTransform
- /// </summary>
- private void AssignPositioningIfNeeded()
- {
- if (m_TextComponent != null && caretRectTrans != null &&
- (caretRectTrans.localPosition != m_TextComponent.rectTransform.localPosition ||
- caretRectTrans.localRotation != m_TextComponent.rectTransform.localRotation ||
- caretRectTrans.localScale != m_TextComponent.rectTransform.localScale ||
- caretRectTrans.anchorMin != m_TextComponent.rectTransform.anchorMin ||
- caretRectTrans.anchorMax != m_TextComponent.rectTransform.anchorMax ||
- caretRectTrans.anchoredPosition != m_TextComponent.rectTransform.anchoredPosition ||
- caretRectTrans.sizeDelta != m_TextComponent.rectTransform.sizeDelta ||
- caretRectTrans.pivot != m_TextComponent.rectTransform.pivot))
- {
- caretRectTrans.localPosition = m_TextComponent.rectTransform.localPosition;
- caretRectTrans.localRotation = m_TextComponent.rectTransform.localRotation;
- caretRectTrans.localScale = m_TextComponent.rectTransform.localScale;
- caretRectTrans.anchorMin = m_TextComponent.rectTransform.anchorMin;
- caretRectTrans.anchorMax = m_TextComponent.rectTransform.anchorMax;
- caretRectTrans.anchoredPosition = m_TextComponent.rectTransform.anchoredPosition;
- caretRectTrans.sizeDelta = m_TextComponent.rectTransform.sizeDelta;
- caretRectTrans.pivot = m_TextComponent.rectTransform.pivot;
- // Get updated world corners of viewport.
- //m_TextViewport.GetLocalCorners(m_ViewportCorners);
- }
- }
- private void OnFillVBO(Mesh vbo)
- {
- using (var helper = new VertexHelper())
- {
- if (!isFocused && !m_SelectionStillActive)
- {
- helper.FillMesh(vbo);
- return;
- }
- if (m_IsStringPositionDirty)
- {
- stringPositionInternal = GetStringIndexFromCaretPosition(m_CaretPosition);
- stringSelectPositionInternal = GetStringIndexFromCaretPosition(m_CaretSelectPosition);
- m_IsStringPositionDirty = false;
- }
- if (m_IsCaretPositionDirty)
- {
- caretPositionInternal = GetCaretPositionFromStringIndex(stringPositionInternal);
- caretSelectPositionInternal = GetCaretPositionFromStringIndex(stringSelectPositionInternal);
- m_IsCaretPositionDirty = false;
- }
- if (!hasSelection && !m_ReadOnly)
- {
- GenerateCaret(helper, Vector2.zero);
- SendOnEndTextSelection();
- }
- else
- {
- GenerateHightlight(helper, Vector2.zero);
- SendOnTextSelection();
- }
- helper.FillMesh(vbo);
- }
- }
- private void GenerateCaret(VertexHelper vbo, Vector2 roundingOffset)
- {
- if (!m_CaretVisible)
- return;
- if (m_CursorVerts == null)
- {
- CreateCursorVerts();
- }
- float width = m_CaretWidth;
- // TODO: Optimize to only update the caret position when needed.
- Vector2 startPosition = Vector2.zero;
- float height = 0;
- TMP_CharacterInfo currentCharacter;
- int currentLine = m_TextComponent.textInfo.characterInfo[caretPositionInternal].lineNumber;
- // Caret is positioned at the origin for the first character of each lines and at the advance for subsequent characters.
- if (caretPositionInternal == m_TextComponent.textInfo.lineInfo[currentLine].firstCharacterIndex)
- {
- currentCharacter = m_TextComponent.textInfo.characterInfo[caretPositionInternal];
- startPosition = new Vector2(currentCharacter.origin, currentCharacter.descender);
- height = currentCharacter.ascender - currentCharacter.descender;
- }
- else
- {
- currentCharacter = m_TextComponent.textInfo.characterInfo[caretPositionInternal - 1];
- startPosition = new Vector2(currentCharacter.xAdvance, currentCharacter.descender);
- height = currentCharacter.ascender - currentCharacter.descender;
- }
- if (m_SoftKeyboard != null)
- m_SoftKeyboard.selection = new RangeInt(stringPositionInternal, 0);
- // Adjust the position of the RectTransform based on the caret position in the viewport (only if we have focus).
- if (isFocused && startPosition != m_LastPosition || m_forceRectTransformAdjustment)
- AdjustRectTransformRelativeToViewport(startPosition, height, currentCharacter.isVisible);
- m_LastPosition = startPosition;
- // Clamp Caret height
- float top = startPosition.y + height;
- float bottom = top - height;
- // Minor tweak to address caret potentially being too thin based on canvas scaler values.
- float scale = m_TextComponent.canvas.scaleFactor;
- m_CursorVerts[0].position = new Vector3(startPosition.x, bottom, 0.0f);
- m_CursorVerts[1].position = new Vector3(startPosition.x, top, 0.0f);
- m_CursorVerts[2].position = new Vector3(startPosition.x + (width + 1) / scale, top, 0.0f);
- m_CursorVerts[3].position = new Vector3(startPosition.x + (width + 1) / scale, bottom, 0.0f);
- // Set Vertex Color for the caret color.
- m_CursorVerts[0].color = caretColor;
- m_CursorVerts[1].color = caretColor;
- m_CursorVerts[2].color = caretColor;
- m_CursorVerts[3].color = caretColor;
- vbo.AddUIVertexQuad(m_CursorVerts);
- int screenHeight = Screen.height;
- // Removed multiple display support until it supports none native resolutions(case 741751)
- //int displayIndex = m_TextComponent.canvas.targetDisplay;
- //if (Screen.fullScreen && displayIndex < Display.displays.Length)
- // screenHeight = Display.displays[displayIndex].renderingHeight;
- startPosition.y = screenHeight - startPosition.y;
- inputSystem.compositionCursorPos = startPosition;
- //#if TMP_DEBUG_MODE
- //Debug.Log("Caret position updated at frame: " + Time.frameCount);
- //#endif
- }
- private void CreateCursorVerts()
- {
- m_CursorVerts = new UIVertex[4];
- for (int i = 0; i < m_CursorVerts.Length; i++)
- {
- m_CursorVerts[i] = UIVertex.simpleVert;
- m_CursorVerts[i].uv0 = Vector2.zero;
- }
- }
- private void GenerateHightlight(VertexHelper vbo, Vector2 roundingOffset)
- {
- TMP_TextInfo textInfo = m_TextComponent.textInfo;
- caretPositionInternal = m_CaretPosition = GetCaretPositionFromStringIndex(stringPositionInternal);
- caretSelectPositionInternal = m_CaretSelectPosition = GetCaretPositionFromStringIndex(stringSelectPositionInternal);
- if (m_SoftKeyboard != null)
- {
- int stringPosition = caretPositionInternal < caretSelectPositionInternal ? textInfo.characterInfo[caretPositionInternal].index : textInfo.characterInfo[caretSelectPositionInternal].index;
- int length = caretPositionInternal < caretSelectPositionInternal ? stringSelectPositionInternal - stringPosition : stringPositionInternal - stringPosition;
- m_SoftKeyboard.selection = new RangeInt(stringPosition, length);
- }
- // Adjust text RectTranform position to make sure it is visible in viewport.
- Vector2 caretPosition;
- float height = 0;
- if (caretSelectPositionInternal < textInfo.characterCount)
- {
- caretPosition = new Vector2(textInfo.characterInfo[caretSelectPositionInternal].origin, textInfo.characterInfo[caretSelectPositionInternal].descender);
- height = textInfo.characterInfo[caretSelectPositionInternal].ascender - textInfo.characterInfo[caretSelectPositionInternal].descender;
- }
- else
- {
- caretPosition = new Vector2(textInfo.characterInfo[caretSelectPositionInternal - 1].xAdvance, textInfo.characterInfo[caretSelectPositionInternal - 1].descender);
- height = textInfo.characterInfo[caretSelectPositionInternal - 1].ascender - textInfo.characterInfo[caretSelectPositionInternal - 1].descender;
- }
- // TODO: Don't adjust the position of the RectTransform if Reset On Deactivation is disabled
- // and we just selected the Input Field again.
- AdjustRectTransformRelativeToViewport(caretPosition, height, true);
- int startChar = Mathf.Max(0, caretPositionInternal);
- int endChar = Mathf.Max(0, caretSelectPositionInternal);
- // Ensure pos is always less then selPos to make the code simpler
- if (startChar > endChar)
- {
- int temp = startChar;
- startChar = endChar;
- endChar = temp;
- }
- endChar -= 1;
- //Debug.Log("Updating Highlight... Caret Position: " + startChar + " Caret Select POS: " + endChar);
- int currentLineIndex = textInfo.characterInfo[startChar].lineNumber;
- int nextLineStartIdx = textInfo.lineInfo[currentLineIndex].lastCharacterIndex;
- UIVertex vert = UIVertex.simpleVert;
- vert.uv0 = Vector2.zero;
- vert.color = selectionColor;
- int currentChar = startChar;
- while (currentChar <= endChar && currentChar < textInfo.characterCount)
- {
- if (currentChar == nextLineStartIdx || currentChar == endChar)
- {
- TMP_CharacterInfo startCharInfo = textInfo.characterInfo[startChar];
- TMP_CharacterInfo endCharInfo = textInfo.characterInfo[currentChar];
- // Extra check to handle Carriage Return
- if (currentChar > 0 && endCharInfo.character == 10 && textInfo.characterInfo[currentChar - 1].character == 13)
- endCharInfo = textInfo.characterInfo[currentChar - 1];
- Vector2 startPosition = new Vector2(startCharInfo.origin, textInfo.lineInfo[currentLineIndex].ascender);
- Vector2 endPosition = new Vector2(endCharInfo.xAdvance, textInfo.lineInfo[currentLineIndex].descender);
- var startIndex = vbo.currentVertCount;
- vert.position = new Vector3(startPosition.x, endPosition.y, 0.0f);
- vbo.AddVert(vert);
- vert.position = new Vector3(endPosition.x, endPosition.y, 0.0f);
- vbo.AddVert(vert);
- vert.position = new Vector3(endPosition.x, startPosition.y, 0.0f);
- vbo.AddVert(vert);
- vert.position = new Vector3(startPosition.x, startPosition.y, 0.0f);
- vbo.AddVert(vert);
- vbo.AddTriangle(startIndex, startIndex + 1, startIndex + 2);
- vbo.AddTriangle(startIndex + 2, startIndex + 3, startIndex + 0);
- startChar = currentChar + 1;
- currentLineIndex++;
- if (currentLineIndex < textInfo.lineCount)
- nextLineStartIdx = textInfo.lineInfo[currentLineIndex].lastCharacterIndex;
- }
- currentChar++;
- }
- // Scrollbar should be updated.
- m_IsScrollbarUpdateRequired = true;
- //#if TMP_DEBUG_MODE
- // Debug.Log("Text selection updated at frame: " + Time.frameCount);
- //#endif
- }
- /// <summary>
- ///
- /// </summary>
- /// <param name="startPosition"></param>
- /// <param name="height"></param>
- /// <param name="isCharVisible"></param>
- private void AdjustRectTransformRelativeToViewport(Vector2 startPosition, float height, bool isCharVisible)
- {
- //Debug.Log("Adjusting transform position relative to viewport.");
- if (m_TextViewport == null || m_IsDrivenByLayoutComponents)
- return;
- float viewportMin = m_TextViewport.rect.xMin;
- float viewportMax = m_TextViewport.rect.xMax;
- //Debug.Log("Viewport Rect: " + viewportMax + " Start Position: " + startPosition);
- // Adjust the position of the RectTransform based on the caret position in the viewport.
- float rightOffset = viewportMax - (m_TextComponent.rectTransform.anchoredPosition.x + startPosition.x + m_TextComponent.margin.z + m_CaretWidth);
- if (rightOffset < 0f)
- {
- if (!multiLine || (multiLine && isCharVisible))
- {
- //Debug.Log("Shifting text to the right by " + rightOffset.ToString("f3"));
- m_TextComponent.rectTransform.anchoredPosition += new Vector2(rightOffset, 0);
- AssignPositioningIfNeeded();
- }
- }
- float leftOffset = (m_TextComponent.rectTransform.anchoredPosition.x + startPosition.x - m_TextComponent.margin.x) - viewportMin;
- if (leftOffset < 0f)
- {
- //Debug.Log("Shifting text to the left by " + leftOffset.ToString("f3"));
- m_TextComponent.rectTransform.anchoredPosition += new Vector2(-leftOffset, 0);
- AssignPositioningIfNeeded();
- }
- // Adjust text area up or down if not in single line mode.
- if (m_LineType != LineType.SingleLine)
- {
- float topOffset = m_TextViewport.rect.yMax - (m_TextComponent.rectTransform.anchoredPosition.y + startPosition.y + height);
- if (topOffset < -0.0001f)
- {
- m_TextComponent.rectTransform.anchoredPosition += new Vector2(0, topOffset);
- AssignPositioningIfNeeded();
- m_IsScrollbarUpdateRequired = true;
- }
- float bottomOffset = (m_TextComponent.rectTransform.anchoredPosition.y + startPosition.y) - m_TextViewport.rect.yMin;
- if (bottomOffset < 0f)
- {
- m_TextComponent.rectTransform.anchoredPosition -= new Vector2(0, bottomOffset);
- AssignPositioningIfNeeded();
- m_IsScrollbarUpdateRequired = true;
- }
- }
- // Special handling of backspace
- if (m_isLastKeyBackspace)
- {
- float firstCharPosition = m_TextComponent.rectTransform.anchoredPosition.x + m_TextComponent.textInfo.characterInfo[0].origin - m_TextComponent.margin.x;
- float lastCharPosition = m_TextComponent.rectTransform.anchoredPosition.x + m_TextComponent.textInfo.characterInfo[m_TextComponent.textInfo.characterCount - 1].origin + m_TextComponent.margin.z;
- // Check if caret is at the left most position of the viewport
- if (m_TextComponent.rectTransform.anchoredPosition.x + startPosition.x <= viewportMin + 0.0001f)
- {
- if (firstCharPosition < viewportMin)
- {
- float offset = Mathf.Min((viewportMax - viewportMin) / 2, viewportMin - firstCharPosition);
- m_TextComponent.rectTransform.anchoredPosition += new Vector2(offset, 0);
- AssignPositioningIfNeeded();
- }
- }
- else if (lastCharPosition < viewportMax && firstCharPosition < viewportMin)
- {
- float offset = Mathf.Min(viewportMax - lastCharPosition, viewportMin - firstCharPosition);
- m_TextComponent.rectTransform.anchoredPosition += new Vector2(offset, 0);
- AssignPositioningIfNeeded();
- }
- m_isLastKeyBackspace = false;
- }
- m_forceRectTransformAdjustment = false;
- }
- /// <summary>
- /// Validate the specified input.
- /// </summary>
- protected char Validate(string text, int pos, char ch)
- {
- // Validation is disabled
- if (characterValidation == CharacterValidation.None || !enabled)
- return ch;
- if (characterValidation == CharacterValidation.Integer || characterValidation == CharacterValidation.Decimal)
- {
- // Integer and decimal
- bool cursorBeforeDash = (pos == 0 && text.Length > 0 && text[0] == '-');
- bool selectionAtStart = stringPositionInternal == 0 || stringSelectPositionInternal == 0;
- if (!cursorBeforeDash)
- {
- if (ch >= '0' && ch <= '9') return ch;
- if (ch == '-' && (pos == 0 || selectionAtStart)) return ch;
- if (ch == '.' && characterValidation == CharacterValidation.Decimal && !text.Contains(".")) return ch;
- }
- }
- else if (characterValidation == CharacterValidation.Digit)
- {
- if (ch >= '0' && ch <= '9') return ch;
- }
- else if (characterValidation == CharacterValidation.Alphanumeric)
- {
- // All alphanumeric characters
- if (ch >= 'A' && ch <= 'Z') return ch;
- if (ch >= 'a' && ch <= 'z') return ch;
- if (ch >= '0' && ch <= '9') return ch;
- }
- else if (characterValidation == CharacterValidation.Name)
- {
- char lastChar = (text.Length > 0) ? text[Mathf.Clamp(pos, 0, text.Length - 1)] : ' ';
- char nextChar = (text.Length > 0) ? text[Mathf.Clamp(pos + 1, 0, text.Length - 1)] : '\n';
- if (char.IsLetter(ch))
- {
- // Space followed by a letter -- make sure it's capitalized
- if (char.IsLower(ch) && lastChar == ' ')
- return char.ToUpper(ch);
- // Uppercase letters are only allowed after spaces (and apostrophes)
- if (char.IsUpper(ch) && lastChar != ' ' && lastChar != '\'')
- return char.ToLower(ch);
- // If character was already in correct case, return it as-is.
- // Also, letters that are neither upper nor lower case are always allowed.
- return ch;
- }
- else if (ch == '\'')
- {
- // Don't allow more than one apostrophe
- if (lastChar != ' ' && lastChar != '\'' && nextChar != '\'' && !text.Contains("'"))
- return ch;
- }
- else if (ch == ' ')
- {
- // Don't allow more than one space in a row
- if (lastChar != ' ' && lastChar != '\'' && nextChar != ' ' && nextChar != '\'')
- return ch;
- }
- }
- else if (characterValidation == CharacterValidation.EmailAddress)
- {
- // From StackOverflow about allowed characters in email addresses:
- // Uppercase and lowercase English letters (a-z, A-Z)
- // Digits 0 to 9
- // Characters ! # $ % & ' * + - / = ? ^ _ ` { | } ~
- // Character . (dot, period, full stop) provided that it is not the first or last character,
- // and provided also that it does not appear two or more times consecutively.
- if (ch >= 'A' && ch <= 'Z') return ch;
- if (ch >= 'a' && ch <= 'z') return ch;
- if (ch >= '0' && ch <= '9') return ch;
- if (ch == '@' && text.IndexOf('@') == -1) return ch;
- if (kEmailSpecialCharacters.IndexOf(ch) != -1) return ch;
- if (ch == '.')
- {
- char lastChar = (text.Length > 0) ? text[Mathf.Clamp(pos, 0, text.Length - 1)] : ' ';
- char nextChar = (text.Length > 0) ? text[Mathf.Clamp(pos + 1, 0, text.Length - 1)] : '\n';
- if (lastChar != '.' && nextChar != '.')
- return ch;
- }
- }
- else if (characterValidation == CharacterValidation.Regex)
- {
- // Regex expression
- if (Regex.IsMatch(ch.ToString(), m_RegexValue))
- {
- return ch;
- }
- }
- else if (characterValidation == CharacterValidation.CustomValidator)
- {
- if (m_InputValidator != null)
- {
- char c = m_InputValidator.Validate(ref text, ref pos, ch);
- m_Text = text;
- stringSelectPositionInternal = stringPositionInternal = pos;
- return c;
- }
- }
- return (char)0;
- }
- public void ActivateInputField()
- {
- if (m_TextComponent == null || m_TextComponent.font == null || !IsActive() || !IsInteractable())
- return;
- if (isFocused)
- {
- if (m_SoftKeyboard != null && !m_SoftKeyboard.active)
- {
- m_SoftKeyboard.active = true;
- m_SoftKeyboard.text = m_Text;
- }
- }
- m_ShouldActivateNextUpdate = true;
- }
- private void ActivateInputFieldInternal()
- {
- if (EventSystem.current == null)
- return;
- if (EventSystem.current.currentSelectedGameObject != gameObject)
- EventSystem.current.SetSelectedGameObject(gameObject);
- if (TouchScreenKeyboard.isSupported && shouldHideSoftKeyboard == false)
- {
- if (inputSystem.touchSupported)
- {
- TouchScreenKeyboard.hideInput = shouldHideMobileInput;
- }
- if (shouldHideSoftKeyboard == false && m_ReadOnly == false && contentType != ContentType.Custom)
- {
- m_SoftKeyboard = (inputType == InputType.Password) ?
- TouchScreenKeyboard.Open(m_Text, keyboardType, false, multiLine, true, false, "", characterLimit) :
- TouchScreenKeyboard.Open(m_Text, keyboardType, inputType == InputType.AutoCorrect, multiLine, false, false, "", characterLimit);
- if (shouldHideMobileInput == false)
- {
- MoveTextEnd(false);
- }
- else
- {
- OnFocus();
- // Opening the soft keyboard sets its selection to the end of the text.
- // As such, we set the selection to match the Input Field's internal selection.
- if (m_SoftKeyboard != null)
- {
- int length = stringPositionInternal < stringSelectPositionInternal ? stringSelectPositionInternal - stringPositionInternal : stringPositionInternal - stringSelectPositionInternal;
- m_SoftKeyboard.selection = new RangeInt(stringPositionInternal < stringSelectPositionInternal ? stringPositionInternal : stringSelectPositionInternal, length);
- }
- }
- }
- // Cache the value of isInPlaceEditingAllowed, because on UWP this involves calling into native code
- // The value only needs to be updated once when the TouchKeyboard is opened.
- #if UNITY_2019_1_OR_NEWER
- m_TouchKeyboardAllowsInPlaceEditing = TouchScreenKeyboard.isInPlaceEditingAllowed;
- #endif
- }
- else
- {
- if (!TouchScreenKeyboard.isSupported)
- inputSystem.imeCompositionMode = IMECompositionMode.On;
- OnFocus();
- }
- m_AllowInput = true;
- m_OriginalText = text;
- m_WasCanceled = false;
- SetCaretVisible();
- UpdateLabel();
- }
- public override void OnSelect(BaseEventData eventData)
- {
- //Debug.Log("OnSelect()");
- base.OnSelect(eventData);
- SendOnFocus();
- ActivateInputField();
- }
- public virtual void OnPointerClick(PointerEventData eventData)
- {
- //Debug.Log("Pointer Click Event...");
- if (eventData.button != PointerEventData.InputButton.Left)
- return;
- ActivateInputField();
- }
- public void OnControlClick()
- {
- //Debug.Log("Input Field control click...");
- }
- public void ReleaseSelection()
- {
- m_SelectionStillActive = false;
- MarkGeometryAsDirty();
- }
- public void DeactivateInputField(bool clearSelection = false)
- {
- //Debug.Log("Deactivate Input Field...");
- // Not activated do nothing.
- if (!m_AllowInput)
- return;
- m_HasDoneFocusTransition = false;
- m_AllowInput = false;
- if (m_Placeholder != null)
- m_Placeholder.enabled = string.IsNullOrEmpty(m_Text);
- if (m_TextComponent != null && IsInteractable())
- {
- if (m_WasCanceled && m_RestoreOriginalTextOnEscape)
- text = m_OriginalText;
- if (m_SoftKeyboard != null)
- {
- m_SoftKeyboard.active = false;
- m_SoftKeyboard = null;
- }
- m_SelectionStillActive = true;
- if (m_ResetOnDeActivation || m_ReleaseSelection)
- {
- //m_StringPosition = m_StringSelectPosition = 0;
- //m_CaretPosition = m_CaretSelectPosition = 0;
- //m_TextComponent.rectTransform.localPosition = m_DefaultTransformPosition;
- //if (caretRectTrans != null)
- // caretRectTrans.localPosition = Vector3.zero;
- m_SelectionStillActive = false;
- m_ReleaseSelection = false;
- m_SelectedObject = null;
- }
- SendOnEndEdit();
- SendOnEndTextSelection();
- inputSystem.imeCompositionMode = IMECompositionMode.Auto;
- }
- MarkGeometryAsDirty();
- // Scrollbar should be updated.
- m_IsScrollbarUpdateRequired = true;
- }
- public override void OnDeselect(BaseEventData eventData)
- {
- DeactivateInputField();
- base.OnDeselect(eventData);
- SendOnFocusLost();
- }
- public virtual void OnSubmit(BaseEventData eventData)
- {
- //Debug.Log("OnSubmit()");
- if (!IsActive() || !IsInteractable())
- return;
- if (!isFocused)
- m_ShouldActivateNextUpdate = true;
- SendOnSubmit();
- }
- //public virtual void OnLostFocus(BaseEventData eventData)
- //{
- // if (!IsActive() || !IsInteractable())
- // return;
- //}
- private void EnforceContentType()
- {
- switch (contentType)
- {
- case ContentType.Standard:
- {
- // Don't enforce line type for this content type.
- m_InputType = InputType.Standard;
- m_KeyboardType = TouchScreenKeyboardType.Default;
- m_CharacterValidation = CharacterValidation.None;
- break;
- }
- case ContentType.Autocorrected:
- {
- // Don't enforce line type for this content type.
- m_InputType = InputType.AutoCorrect;
- m_KeyboardType = TouchScreenKeyboardType.Default;
- m_CharacterValidation = CharacterValidation.None;
- break;
- }
- case ContentType.IntegerNumber:
- {
- m_LineType = LineType.SingleLine;
- m_InputType = InputType.Standard;
- m_KeyboardType = TouchScreenKeyboardType.NumberPad;
- m_CharacterValidation = CharacterValidation.Integer;
- break;
- }
- case ContentType.DecimalNumber:
- {
- m_LineType = LineType.SingleLine;
- m_InputType = InputType.Standard;
- m_KeyboardType = TouchScreenKeyboardType.NumbersAndPunctuation;
- m_CharacterValidation = CharacterValidation.Decimal;
- break;
- }
- case ContentType.Alphanumeric:
- {
- m_LineType = LineType.SingleLine;
- m_InputType = InputType.Standard;
- m_KeyboardType = TouchScreenKeyboardType.ASCIICapable;
- m_CharacterValidation = CharacterValidation.Alphanumeric;
- break;
- }
- case ContentType.Name:
- {
- m_LineType = LineType.SingleLine;
- m_InputType = InputType.Standard;
- m_KeyboardType = TouchScreenKeyboardType.Default;
- m_CharacterValidation = CharacterValidation.Name;
- break;
- }
- case ContentType.EmailAddress:
- {
- m_LineType = LineType.SingleLine;
- m_InputType = InputType.Standard;
- m_KeyboardType = TouchScreenKeyboardType.EmailAddress;
- m_CharacterValidation = CharacterValidation.EmailAddress;
- break;
- }
- case ContentType.Password:
- {
- m_LineType = LineType.SingleLine;
- m_InputType = InputType.Password;
- m_KeyboardType = TouchScreenKeyboardType.Default;
- m_CharacterValidation = CharacterValidation.None;
- break;
- }
- case ContentType.Pin:
- {
- m_LineType = LineType.SingleLine;
- m_InputType = InputType.Password;
- m_KeyboardType = TouchScreenKeyboardType.NumberPad;
- m_CharacterValidation = CharacterValidation.Digit;
- break;
- }
- default:
- {
- // Includes Custom type. Nothing should be enforced.
- break;
- }
- }
- SetTextComponentWrapMode();
- }
- void SetTextComponentWrapMode()
- {
- if (m_TextComponent == null)
- return;
- if (multiLine)
- m_TextComponent.enableWordWrapping = true;
- else
- m_TextComponent.enableWordWrapping = false;
- }
- // Control Rich Text option on the text component.
- void SetTextComponentRichTextMode()
- {
- if (m_TextComponent == null)
- return;
- m_TextComponent.richText = m_RichText;
- }
- void SetToCustomIfContentTypeIsNot(params ContentType[] allowedContentTypes)
- {
- if (contentType == ContentType.Custom)
- return;
- for (int i = 0; i < allowedContentTypes.Length; i++)
- if (contentType == allowedContentTypes[i])
- return;
- contentType = ContentType.Custom;
- }
- void SetToCustom()
- {
- if (contentType == ContentType.Custom)
- return;
- contentType = ContentType.Custom;
- }
- void SetToCustom(CharacterValidation characterValidation)
- {
- if (contentType == ContentType.Custom)
- {
- characterValidation = CharacterValidation.CustomValidator;
- return;
- }
- contentType = ContentType.Custom;
- characterValidation = CharacterValidation.CustomValidator;
- }
- protected override void DoStateTransition(SelectionState state, bool instant)
- {
- if (m_HasDoneFocusTransition)
- state = SelectionState.Highlighted;
- else if (state == SelectionState.Pressed)
- m_HasDoneFocusTransition = true;
- base.DoStateTransition(state, instant);
- }
- /// <summary>
- /// See ILayoutElement.CalculateLayoutInputHorizontal.
- /// </summary>
- public virtual void CalculateLayoutInputHorizontal()
- { }
- /// <summary>
- /// See ILayoutElement.CalculateLayoutInputVertical.
- /// </summary>
- public virtual void CalculateLayoutInputVertical()
- { }
- /// <summary>
- /// See ILayoutElement.minWidth.
- /// </summary>
- public virtual float minWidth { get { return 0; } }
- /// <summary>
- /// Get the displayed with of all input characters.
- /// </summary>
- public virtual float preferredWidth
- {
- get
- {
- if (textComponent == null)
- return 0;
- return m_TextComponent.preferredWidth + 16 + m_CaretWidth + 1;
- }
- }
- /// <summary>
- /// See ILayoutElement.flexibleWidth.
- /// </summary>
- public virtual float flexibleWidth { get { return -1; } }
- /// <summary>
- /// See ILayoutElement.minHeight.
- /// </summary>
- public virtual float minHeight { get { return 0; } }
- /// <summary>
- /// Get the height of all the text if constrained to the height of the RectTransform.
- /// </summary>
- public virtual float preferredHeight
- {
- get
- {
- if (textComponent == null)
- return 0;
- return m_TextComponent.preferredHeight + 16;
- }
- }
- /// <summary>
- /// See ILayoutElement.flexibleHeight.
- /// </summary>
- public virtual float flexibleHeight { get { return -1; } }
- /// <summary>
- /// See ILayoutElement.layoutPriority.
- /// </summary>
- public virtual int layoutPriority { get { return 1; } }
- /// <summary>
- /// Function to conveniently set the point size of both Placeholder and Input Field text object.
- /// </summary>
- /// <param name="pointSize"></param>
- public void SetGlobalPointSize(float pointSize)
- {
- TMP_Text placeholderTextComponent = m_Placeholder as TMP_Text;
- if (placeholderTextComponent != null) placeholderTextComponent.fontSize = pointSize;
- textComponent.fontSize = pointSize;
- }
- /// <summary>
- /// Function to conveniently set the Font Asset of both Placeholder and Input Field text object.
- /// </summary>
- /// <param name="fontAsset"></param>
- public void SetGlobalFontAsset(TMP_FontAsset fontAsset)
- {
- TMP_Text placeholderTextComponent = m_Placeholder as TMP_Text;
- if (placeholderTextComponent != null) placeholderTextComponent.font = fontAsset;
- textComponent.font = fontAsset;
- }
- }
- static class SetPropertyUtility
- {
- public static bool SetColor(ref Color currentValue, Color newValue)
- {
- if (currentValue.r == newValue.r && currentValue.g == newValue.g && currentValue.b == newValue.b && currentValue.a == newValue.a)
- return false;
- currentValue = newValue;
- return true;
- }
- public static bool SetEquatableStruct<T>(ref T currentValue, T newValue) where T : IEquatable<T>
- {
- if (currentValue.Equals(newValue))
- return false;
- currentValue = newValue;
- return true;
- }
- public static bool SetStruct<T>(ref T currentValue, T newValue) where T : struct
- {
- if (currentValue.Equals(newValue))
- return false;
- currentValue = newValue;
- return true;
- }
- public static bool SetClass<T>(ref T currentValue, T newValue) where T : class
- {
- if ((currentValue == null && newValue == null) || (currentValue != null && currentValue.Equals(newValue)))
- return false;
- currentValue = newValue;
- return true;
- }
- }
- }
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