internal TextInfo Update(MeshGenerationContextUtils.TextParams parms, float pixelsPerPoint)
{
parms.rect = new Rect(Vector2.zero, parms.rect.size);
int hashCode = parms.GetHashCode();
bool flag = this.m_PreviousGenerationSettingsHash == hashCode;
TextInfo textInfo;
if (flag)
{
textInfo = this.textInfo;
}
else
{
TextHandle.UpdateGenerationSettingsCommon(parms, this.m_CurrentGenerationSettings);
this.m_CurrentGenerationSettings.color = parms.fontColor;
this.m_CurrentGenerationSettings.inverseYAxis = true;
this.m_CurrentGenerationSettings.scale = pixelsPerPoint;
this.m_CurrentGenerationSettings.overflowMode = parms.textOverflowMode;
this.textInfo.isDirty = true;
UnityEngine.TextCore.TextGenerator.GenerateText(this.m_CurrentGenerationSettings, this.textInfo);
this.m_PreviousGenerationSettingsHash = hashCode;
textInfo = this.textInfo;
}
return(textInfo);
}
private void OnAttachToPanel(AttachToPanelEvent e)
{
TextHandle textHandle = this.textHandle;
textHandle.useLegacy = (e.destinationPanel.contextType == ContextType.Editor);
this.textHandle = textHandle;
}
public static TextHandle New()
{
TextHandle h = new TextHandle();
h.m_TextInfo = new TextInfo();
h.useLegacy = false;
h.m_CurrentGenerationSettings = new TextCore.TextGenerationSettings();
h.m_CurrentLayoutSettings = new TextCore.TextGenerationSettings();
return(h);
}
private void UpdatePreferredValues(MeshGenerationContextUtils.TextParams parms)
{
parms.rect = new Rect(Vector2.zero, parms.rect.size);
int hashCode = parms.GetHashCode();
bool flag = this.m_PreviousLayoutSettingsHash == hashCode;
if (!flag)
{
TextHandle.UpdateGenerationSettingsCommon(parms, this.m_CurrentLayoutSettings);
this.m_PreferredSize = UnityEngine.TextCore.TextGenerator.GetPreferredValues(this.m_CurrentLayoutSettings, this.textInfo);
this.m_PreviousLayoutSettingsHash = hashCode;
}
}
protected TextInputBaseField(string label, int maxLength, char maskChar, TextInputBaseField <TValueType> .TextInputBase textInputBase)
{
this.< textHandle > k__BackingField = TextHandle.New();
base..ctor(label, textInputBase);
base.tabIndex = 0;
base.delegatesFocus = false;
base.AddToClassList(TextInputBaseField <TValueType> .ussClassName);
base.labelElement.AddToClassList(TextInputBaseField <TValueType> .labelUssClassName);
base.visualInput.AddToClassList(TextInputBaseField <TValueType> .inputUssClassName);
this.m_TextInputBase = textInputBase;
this.m_TextInputBase.maxLength = maxLength;
this.m_TextInputBase.maskChar = maskChar;
base.RegisterCallback <AttachToPanelEvent>(new EventCallback <AttachToPanelEvent>(this.OnAttachToPanel), TrickleDown.NoTrickleDown);
}
private static void UpdateGenerationSettingsCommon(MeshGenerationContextUtils.TextParams painterParams, UnityEngine.TextCore.TextGenerationSettings settings)
{
settings.fontAsset = TextHandle.GetFontAsset(painterParams.font);
settings.material = settings.fontAsset.material;
Rect rect = painterParams.rect;
bool flag = float.IsNaN(rect.width);
if (flag)
{
rect.width = painterParams.wordWrapWidth;
}
settings.screenRect = rect;
settings.text = (string.IsNullOrEmpty(painterParams.text) ? " " : painterParams.text);
settings.fontSize = (float)((painterParams.fontSize > 0) ? painterParams.fontSize : painterParams.font.fontSize);
settings.fontStyle = TextGeneratorUtilities.LegacyStyleToNewStyle(painterParams.fontStyle);
settings.textAlignment = TextGeneratorUtilities.LegacyAlignmentToNewAlignment(painterParams.anchor);
settings.wordWrap = painterParams.wordWrap;
settings.richText = false;
settings.overflowMode = TextOverflowMode.Overflow;
}
/// <summary>
/// DO NOT USE MeasureVisualElementTextSize, use TextUtilities.MeasureVisualElementTextSize instead. This method is only there for backward compatibility reason and will soon be stripped.
/// </summary>
internal static Vector2 MeasureVisualElementTextSize(VisualElement ve, string textToMeasure, float width,
MeasureMode widthMode, float height, MeasureMode heightMode, TextHandle textHandle)
{
return(TextUtilities.MeasureVisualElementTextSize(ve, textToMeasure, width, widthMode, height, heightMode,
textHandle.textHandle));
}
internal void DrawWithTextSelectionAndCursor(MeshGenerationContext mgc, string newText, float pixelsPerPoint)
{
var playmodeTintColor = panel.contextType == ContextType.Editor
? UIElementsUtility.editorPlayModeTintColor
: Color.white;
var keyboardTextEditor = editorEventHandler as KeyboardTextEditorEventHandler;
if (keyboardTextEditor == null)
{
return;
}
keyboardTextEditor.PreDrawCursor(newText);
int cursorIndex = editorEngine.cursorIndex;
int selectIndex = editorEngine.selectIndex;
Rect localPosition = editorEngine.localPosition;
var scrollOffset = editorEngine.scrollOffset;
float textScaling = TextHandle.ComputeTextScaling(worldTransform, pixelsPerPoint);
var textParams = MeshGenerationContextUtils.TextParams.MakeStyleBased(this, text);
textParams.text = " ";
textParams.wordWrapWidth = 0.0f;
textParams.wordWrap = false;
float lineHeight = m_TextHandle.ComputeTextHeight(textParams, textScaling);
float wordWrapWidth = 0.0f;
// Make sure to take into account the word wrap style...
if (editorEngine.multiline && (resolvedStyle.whiteSpace == WhiteSpace.Normal))
{
wordWrapWidth = contentRect.width;
// Since the wrapping is enabled, there is no need to offset the text... It will always fit the space on screen !
scrollOffset = Vector2.zero;
}
Vector2 pos = editorEngine.graphicalCursorPos - scrollOffset;
pos.y += lineHeight;
GUIUtility.compositionCursorPos = this.LocalToWorld(pos);
Color drawCursorColor = cursorColor;
int selectionEndIndex = string.IsNullOrEmpty(GUIUtility.compositionString)
? selectIndex
: cursorIndex + GUIUtility.compositionString.Length;
CursorPositionStylePainterParameters cursorParams;
// Draw highlighted section, if any
if ((cursorIndex != selectionEndIndex) && !isDragging)
{
int min = cursorIndex < selectionEndIndex ? cursorIndex : selectionEndIndex;
int max = cursorIndex > selectionEndIndex ? cursorIndex : selectionEndIndex;
cursorParams = CursorPositionStylePainterParameters.GetDefault(this, text);
cursorParams.text = editorEngine.text;
cursorParams.wordWrapWidth = wordWrapWidth;
cursorParams.cursorIndex = min;
Vector2 minPos = m_TextHandle.GetCursorPosition(cursorParams, textScaling);
cursorParams.cursorIndex = max;
Vector2 maxPos = m_TextHandle.GetCursorPosition(cursorParams, textScaling);
minPos -= scrollOffset;
maxPos -= scrollOffset;
if (Mathf.Approximately(minPos.y, maxPos.y))
{
mgc.Rectangle(new MeshGenerationContextUtils.RectangleParams()
{
rect = new Rect(minPos.x, minPos.y, maxPos.x - minPos.x, lineHeight),
color = selectionColor,
playmodeTintColor = playmodeTintColor
});
}
else
{
// Draw first line
mgc.Rectangle(new MeshGenerationContextUtils.RectangleParams()
{
rect = new Rect(minPos.x, minPos.y, contentRect.xMax - minPos.x, lineHeight),
color = selectionColor,
playmodeTintColor = playmodeTintColor
});
var inbetweenHeight = (maxPos.y - minPos.y) - lineHeight;
if (inbetweenHeight > 0f)
{
// Draw all lines in-between
mgc.Rectangle(new MeshGenerationContextUtils.RectangleParams()
{
rect = new Rect(contentRect.xMin, minPos.y + lineHeight, contentRect.width, inbetweenHeight),
color = selectionColor,
playmodeTintColor = playmodeTintColor
});
}
// Draw last line if not empty
if (maxPos.x != contentRect.x)
{
mgc.Rectangle(new MeshGenerationContextUtils.RectangleParams()
{
rect = new Rect(contentRect.xMin, maxPos.y, maxPos.x, lineHeight),
color = selectionColor,
playmodeTintColor = playmodeTintColor
});
}
}
}
// Draw the text with the scroll offset
if (!string.IsNullOrEmpty(editorEngine.text) && contentRect.width > 0.0f && contentRect.height > 0.0f)
{
textParams = MeshGenerationContextUtils.TextParams.MakeStyleBased(this, text);
textParams.rect = new Rect(contentRect.x - scrollOffset.x, contentRect.y - scrollOffset.y, contentRect.width + scrollOffset.x, contentRect.height + scrollOffset.y);
textParams.text = editorEngine.text;
mgc.Text(textParams, m_TextHandle, scaledPixelsPerPoint);
}
// Draw the cursor
if (!isReadOnly && !isDragging)
{
if (cursorIndex == selectionEndIndex && computedStyle.unityFont.value != null)
{
cursorParams = CursorPositionStylePainterParameters.GetDefault(this, text);
cursorParams.text = editorEngine.text;
cursorParams.wordWrapWidth = wordWrapWidth;
cursorParams.cursorIndex = cursorIndex;
Vector2 cursorPosition = m_TextHandle.GetCursorPosition(cursorParams, textScaling);
cursorPosition -= scrollOffset;
mgc.Rectangle(new MeshGenerationContextUtils.RectangleParams
{
rect = new Rect(cursorPosition.x, cursorPosition.y, 1f, lineHeight),
color = drawCursorColor,
playmodeTintColor = playmodeTintColor
});
}
// Draw alternate cursor, if any
if (editorEngine.altCursorPosition != -1)
{
cursorParams = CursorPositionStylePainterParameters.GetDefault(this, text);
cursorParams.text = editorEngine.text.Substring(0, editorEngine.altCursorPosition);
cursorParams.wordWrapWidth = wordWrapWidth;
cursorParams.cursorIndex = editorEngine.altCursorPosition;
Vector2 altCursorPosition = m_TextHandle.GetCursorPosition(cursorParams, textScaling);
altCursorPosition -= scrollOffset;
mgc.Rectangle(new MeshGenerationContextUtils.RectangleParams
{
rect = new Rect(altCursorPosition.x, altCursorPosition.y, 1f, lineHeight),
color = drawCursorColor,
playmodeTintColor = playmodeTintColor
});
}
}
keyboardTextEditor.PostDrawCursor();
}
public static void Text(this MeshGenerationContext mgc, TextParams textParams, TextHandle handle, float pixelsPerPoint)
{
if (textParams.font != null)
{
mgc.painter.DrawText(textParams, handle, pixelsPerPoint);
}
}
internal static Vector2 MeasureVisualElementTextSize(VisualElement ve, string textToMeasure, float width, MeasureMode widthMode, float height, MeasureMode heightMode, TextHandle textHandle)
{
float measuredWidth = float.NaN;
float measuredHeight = float.NaN;
Font usedFont = ve.computedStyle.unityFont.value;
if (textToMeasure == null || usedFont == null)
{
return(new Vector2(measuredWidth, measuredHeight));
}
var elementScaling = ve.ComputeGlobalScale();
float scaling = (elementScaling.x + elementScaling.y) * 0.5f * ve.scaledPixelsPerPoint;
if (scaling <= 0)
{
return(Vector2.zero);
}
if (widthMode == MeasureMode.Exactly)
{
measuredWidth = width;
}
else
{
var textParams = GetTextSettings(ve, textToMeasure);
textParams.wordWrap = false;
textParams.richText = true;
//we make sure to round up as yoga could decide to round down and text would start wrapping
measuredWidth = Mathf.Ceil(textHandle.ComputeTextWidth(textParams, scaling));
if (widthMode == MeasureMode.AtMost)
{
measuredWidth = Mathf.Min(measuredWidth, width);
}
}
if (heightMode == MeasureMode.Exactly)
{
measuredHeight = height;
}
else
{
var textParams = GetTextSettings(ve, textToMeasure);
textParams.wordWrapWidth = measuredWidth;
measuredHeight = Mathf.Ceil(textHandle.ComputeTextHeight(textParams, scaling));
if (heightMode == MeasureMode.AtMost)
{
measuredHeight = Mathf.Min(measuredHeight, height);
}
}
return(new Vector2(measuredWidth, measuredHeight));
}
internal static Vector2 MeasureVisualElementTextSize(VisualElement ve, string textToMeasure, float width, VisualElement.MeasureMode widthMode, float height, VisualElement.MeasureMode heightMode, TextHandle textHandle)
{
float num = float.NaN;
float num2 = float.NaN;
Font value = ve.computedStyle.unityFont.value;
bool flag = textToMeasure == null || value == null;
Vector2 result;
if (flag)
{
result = new Vector2(num, num2);
}
else
{
Vector3 vector = ve.ComputeGlobalScale();
bool flag2 = vector.x + vector.y <= 0f || ve.scaledPixelsPerPoint <= 0f;
if (flag2)
{
result = Vector2.zero;
}
else
{
float scaledPixelsPerPoint = ve.scaledPixelsPerPoint;
float num3 = 0.02f;
float num4 = num3 / scaledPixelsPerPoint;
bool flag3 = widthMode == VisualElement.MeasureMode.Exactly;
if (flag3)
{
num = width;
}
else
{
MeshGenerationContextUtils.TextParams textSettings = TextElement.GetTextSettings(ve, textToMeasure);
textSettings.wordWrap = false;
textSettings.richText = false;
num = textHandle.ComputeTextWidth(textSettings, scaledPixelsPerPoint);
num = ((num < num4) ? 0f : AlignmentUtils.CeilToPixelGrid(num, scaledPixelsPerPoint, num3));
bool flag4 = widthMode == VisualElement.MeasureMode.AtMost;
if (flag4)
{
num = Mathf.Min(num, width);
}
}
bool flag5 = heightMode == VisualElement.MeasureMode.Exactly;
if (flag5)
{
num2 = height;
}
else
{
MeshGenerationContextUtils.TextParams textSettings2 = TextElement.GetTextSettings(ve, textToMeasure);
textSettings2.wordWrapWidth = num;
textSettings2.richText = false;
num2 = textHandle.ComputeTextHeight(textSettings2, scaledPixelsPerPoint);
num2 = ((num2 < num4) ? 0f : AlignmentUtils.CeilToPixelGrid(num2, scaledPixelsPerPoint, num3));
bool flag6 = heightMode == VisualElement.MeasureMode.AtMost;
if (flag6)
{
num2 = Mathf.Min(num2, height);
}
}
result = new Vector2(num, num2);
}
}
return(result);
}
internal static Vector2 MeasureVisualElementTextSize(VisualElement ve, string textToMeasure, float width, MeasureMode widthMode, float height, MeasureMode heightMode, TextHandle textHandle)
{
float measuredWidth = float.NaN;
float measuredHeight = float.NaN;
Font usedFont = ve.computedStyle.unityFont.value;
if (textToMeasure == null || usedFont == null)
{
return(new Vector2(measuredWidth, measuredHeight));
}
var elementScaling = ve.ComputeGlobalScale();
if (elementScaling.x + elementScaling.y <= 0 || ve.scaledPixelsPerPoint <= 0)
{
return(Vector2.zero);
}
float pixelsPerPoint = ve.scaledPixelsPerPoint;
float pixelOffset = 0.02f;
float pointOffset = pixelOffset / pixelsPerPoint;
if (widthMode == MeasureMode.Exactly)
{
measuredWidth = width;
}
else
{
var textParams = GetTextSettings(ve, textToMeasure);
textParams.wordWrap = false;
textParams.richText = false;
// Case 1215962: round up as yoga could decide to round down and text would start wrapping
measuredWidth = textHandle.ComputeTextWidth(textParams, pixelsPerPoint);
measuredWidth = measuredWidth < pointOffset ? 0 : AlignmentUtils.CeilToPixelGrid(measuredWidth, pixelsPerPoint, pixelOffset);
if (widthMode == MeasureMode.AtMost)
{
measuredWidth = Mathf.Min(measuredWidth, width);
}
}
if (heightMode == MeasureMode.Exactly)
{
measuredHeight = height;
}
else
{
var textParams = GetTextSettings(ve, textToMeasure);
textParams.wordWrapWidth = measuredWidth;
textParams.richText = false;
measuredHeight = textHandle.ComputeTextHeight(textParams, pixelsPerPoint);
measuredHeight = measuredHeight < pointOffset ? 0 : AlignmentUtils.CeilToPixelGrid(measuredHeight, pixelsPerPoint, pixelOffset);
if (heightMode == MeasureMode.AtMost)
{
measuredHeight = Mathf.Min(measuredHeight, height);
}
}
return(new Vector2(measuredWidth, measuredHeight));
}
public UITKTextHandle(TextElement te)
{
m_CurrentGenerationSettings = new UnityEngine.TextCore.Text.TextGenerationSettings();
textHandle = new TextHandle();
m_TextElement = te;
}
public static void Text(this MeshGenerationContext mgc, MeshGenerationContextUtils.TextParams textParams, TextHandle handle, float pixelsPerPoint)
{
bool flag = textParams.font != null;
if (flag)
{
mgc.painter.DrawText(textParams, handle, pixelsPerPoint);
}
}
internal void DrawWithTextSelectionAndCursor(MeshGenerationContext mgc, string newText, float pixelsPerPoint)
{
Color playmodeTintColor = (base.panel.contextType == ContextType.Editor) ? UIElementsUtility.editorPlayModeTintColor : Color.white;
KeyboardTextEditorEventHandler keyboardTextEditorEventHandler = this.editorEventHandler as KeyboardTextEditorEventHandler;
bool flag = keyboardTextEditorEventHandler == null;
if (!flag)
{
keyboardTextEditorEventHandler.PreDrawCursor(newText);
int cursorIndex = this.editorEngine.cursorIndex;
int selectIndex = this.editorEngine.selectIndex;
Rect localPosition = this.editorEngine.localPosition;
Vector2 scrollOffset = this.editorEngine.scrollOffset;
float scaling = TextHandle.ComputeTextScaling(base.worldTransform, pixelsPerPoint);
MeshGenerationContextUtils.TextParams textParams = MeshGenerationContextUtils.TextParams.MakeStyleBased(this, this.text);
textParams.text = " ";
textParams.wordWrapWidth = 0f;
textParams.wordWrap = false;
float num = this.m_TextHandle.ComputeTextHeight(textParams, scaling);
float wordWrapWidth = 0f;
bool flag2 = this.editorEngine.multiline && base.resolvedStyle.whiteSpace == WhiteSpace.Normal;
if (flag2)
{
wordWrapWidth = base.contentRect.width;
}
Vector2 p = this.editorEngine.graphicalCursorPos - scrollOffset;
p.y += num;
GUIUtility.compositionCursorPos = this.LocalToWorld(p);
Color cursorColor = this.cursorColor;
int num2 = string.IsNullOrEmpty(GUIUtility.compositionString) ? selectIndex : (cursorIndex + GUIUtility.compositionString.Length);
bool flag3 = cursorIndex != num2 && !this.isDragging;
if (flag3)
{
int cursorIndex2 = (cursorIndex < num2) ? cursorIndex : num2;
int cursorIndex3 = (cursorIndex > num2) ? cursorIndex : num2;
CursorPositionStylePainterParameters @default = CursorPositionStylePainterParameters.GetDefault(this, this.text);
@default.text = this.editorEngine.text;
@default.wordWrapWidth = wordWrapWidth;
@default.cursorIndex = cursorIndex2;
Vector2 vector = this.m_TextHandle.GetCursorPosition(@default, scaling);
@default.cursorIndex = cursorIndex3;
Vector2 vector2 = this.m_TextHandle.GetCursorPosition(@default, scaling);
vector -= scrollOffset;
vector2 -= scrollOffset;
bool flag4 = Mathf.Approximately(vector.y, vector2.y);
if (flag4)
{
mgc.Rectangle(new MeshGenerationContextUtils.RectangleParams
{
rect = new Rect(vector.x, vector.y, vector2.x - vector.x, num),
color = this.selectionColor,
playmodeTintColor = playmodeTintColor
});
}
else
{
mgc.Rectangle(new MeshGenerationContextUtils.RectangleParams
{
rect = new Rect(vector.x, vector.y, base.contentRect.xMax - vector.x, num),
color = this.selectionColor,
playmodeTintColor = playmodeTintColor
});
float num3 = vector2.y - vector.y - num;
bool flag5 = num3 > 0f;
if (flag5)
{
mgc.Rectangle(new MeshGenerationContextUtils.RectangleParams
{
rect = new Rect(base.contentRect.xMin, vector.y + num, base.contentRect.width, num3),
color = this.selectionColor,
playmodeTintColor = playmodeTintColor
});
}
bool flag6 = vector2.x != base.contentRect.x;
if (flag6)
{
mgc.Rectangle(new MeshGenerationContextUtils.RectangleParams
{
rect = new Rect(base.contentRect.xMin, vector2.y, vector2.x, num),
color = this.selectionColor,
playmodeTintColor = playmodeTintColor
});
}
}
}
bool flag7 = !string.IsNullOrEmpty(this.editorEngine.text) && base.contentRect.width > 0f && base.contentRect.height > 0f;
if (flag7)
{
textParams = MeshGenerationContextUtils.TextParams.MakeStyleBased(this, this.text);
textParams.rect = new Rect(base.contentRect.x - scrollOffset.x, base.contentRect.y - scrollOffset.y, base.contentRect.width + scrollOffset.x, base.contentRect.height + scrollOffset.y);
textParams.text = this.editorEngine.text;
mgc.Text(textParams, this.m_TextHandle, base.scaledPixelsPerPoint);
}
bool flag8 = !this.isReadOnly && !this.isDragging;
if (flag8)
{
bool flag9 = cursorIndex == num2 && base.computedStyle.unityFont.value != null;
if (flag9)
{
CursorPositionStylePainterParameters @default = CursorPositionStylePainterParameters.GetDefault(this, this.text);
@default.text = this.editorEngine.text;
@default.wordWrapWidth = wordWrapWidth;
@default.cursorIndex = cursorIndex;
Vector2 vector3 = this.m_TextHandle.GetCursorPosition(@default, scaling);
vector3 -= scrollOffset;
mgc.Rectangle(new MeshGenerationContextUtils.RectangleParams
{
rect = new Rect(vector3.x, vector3.y, 1f, num),
color = cursorColor,
playmodeTintColor = playmodeTintColor
});
}
bool flag10 = this.editorEngine.altCursorPosition != -1;
if (flag10)
{
CursorPositionStylePainterParameters @default = CursorPositionStylePainterParameters.GetDefault(this, this.text);
@default.text = this.editorEngine.text.Substring(0, this.editorEngine.altCursorPosition);
@default.wordWrapWidth = wordWrapWidth;
@default.cursorIndex = this.editorEngine.altCursorPosition;
Vector2 vector4 = this.m_TextHandle.GetCursorPosition(@default, scaling);
vector4 -= scrollOffset;
mgc.Rectangle(new MeshGenerationContextUtils.RectangleParams
{
rect = new Rect(vector4.x, vector4.y, 1f, num),
color = cursorColor,
playmodeTintColor = playmodeTintColor
});
}
}
keyboardTextEditorEventHandler.PostDrawCursor();
}
}
public static void Text(this MeshGenerationContext mgc, TextParams textParams, TextHandle handle)
{
if (textParams.font != null)
{
mgc.painter.DrawText(textParams, handle);
}
}