本文整理汇总了C#中ICSharpCode.AvalonEdit.Rendering.VisualLine类的典型用法代码示例。如果您正苦于以下问题:C# VisualLine类的具体用法?C# VisualLine怎么用?C# VisualLine使用的例子?那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
VisualLine类属于ICSharpCode.AvalonEdit.Rendering命名空间,在下文中一共展示了VisualLine类的20个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的C#代码示例。
示例1: VisualLineText
/// <summary>
/// Creates a visual line text element with the specified length.
/// It uses the <see cref="ITextRunConstructionContext.VisualLine"/> and its
/// <see cref="VisualLineElement.RelativeTextOffset"/> to find the actual text string.
/// </summary>
public VisualLineText(VisualLine parentVisualLine, int length)
: base(length, length)
{
if (parentVisualLine == null)
throw new ArgumentNullException("parentVisualLine");
this.parentVisualLine = parentVisualLine;
}
开发者ID:richardschneider,项目名称:ILSpy,代码行数:12,代码来源:VisualLineText.cs
示例2: Render
public void Render(DrawingContext drawingContext, VisualLine line, Size pixelSize)
{
var lineMiddle = line.GetTextLineVisualYPosition(line.TextLines[0], VisualYPosition.TextMiddle) -
_textView.VerticalOffset;
// Draw the error line
drawingContext.DrawLine(new Pen(Brushes.DarkGoldenrod, 4), new Point(0, lineMiddle), new Point(20, lineMiddle));
}
开发者ID:peterschen,项目名称:SMAStudio,代码行数:8,代码来源:AnalyzerWarningRenderer.cs
示例3: RemoveInlineObjects
internal void RemoveInlineObjects(VisualLine visualLine)
{
// Delay removing inline objects:
// A document change immediately invalidates affected visual lines, but it does not
// cause an immediate redraw.
// To prevent inline objects from flickering when they are recreated, we delay removing
// inline objects until the next redraw.
visualLinesWithOutstandingInlineObjects.Add(visualLine);
}
开发者ID:Bombadil77,项目名称:SharpDevelop,代码行数:9,代码来源:TextLayer.cs
示例4: GetEndOfLineCaretPosition
static TextViewPosition GetEndOfLineCaretPosition(VisualLine visualLine, TextLine textLine)
{
int newVC = visualLine.GetTextLineVisualStartColumn(textLine) + textLine.Length - textLine.TrailingWhitespaceLength;
TextViewPosition pos = visualLine.GetTextViewPosition(newVC);
pos.IsAtEndOfLine = true;
return pos;
}
开发者ID:Zolniu,项目名称:DigitalRune,代码行数:7,代码来源:CaretNavigationCommandHandler.cs
示例5: GetRectsFromVisualSegment
/// <summary>
/// Calculates the rectangles for the visual column segment.
/// This returns one rectangle for each line inside the segment.
/// </summary>
public static IEnumerable<Rect> GetRectsFromVisualSegment(TextView textView, VisualLine line, int startVC, int endVC)
{
if (textView == null)
throw new ArgumentNullException("textView");
if (line == null)
throw new ArgumentNullException("line");
return ProcessTextLines(textView, line, startVC, endVC);
}
开发者ID:AkshayVats,项目名称:SuperShell,代码行数:12,代码来源:BackgroundGeometryBuilder.cs
示例6: RevalidateVisualColumn
/// <summary>
/// Validates the visual column of the caret using the specified visual line.
/// The visual line must contain the caret offset.
/// </summary>
void RevalidateVisualColumn(VisualLine visualLine)
{
if (visualLine == null)
throw new ArgumentNullException("visualLine");
// mark column as validated
visualColumnValid = true;
int caretOffset = textView.Document.GetOffset(position.Location);
int firstDocumentLineOffset = visualLine.FirstDocumentLine.Offset;
position.VisualColumn = visualLine.ValidateVisualColumn(position, textArea.Selection.EnableVirtualSpace);
// search possible caret positions
int newVisualColumnForwards = visualLine.GetNextCaretPosition(position.VisualColumn - 1, LogicalDirection.Forward, CaretPositioningMode.Normal, textArea.Selection.EnableVirtualSpace);
// If position.VisualColumn was valid, we're done with validation.
if (newVisualColumnForwards != position.VisualColumn) {
// also search backwards so that we can pick the better match
int newVisualColumnBackwards = visualLine.GetNextCaretPosition(position.VisualColumn + 1, LogicalDirection.Backward, CaretPositioningMode.Normal, textArea.Selection.EnableVirtualSpace);
if (newVisualColumnForwards < 0 && newVisualColumnBackwards < 0)
throw ThrowUtil.NoValidCaretPosition();
// determine offsets for new visual column positions
int newOffsetForwards;
if (newVisualColumnForwards >= 0)
newOffsetForwards = visualLine.GetRelativeOffset(newVisualColumnForwards) + firstDocumentLineOffset;
else
newOffsetForwards = -1;
int newOffsetBackwards;
if (newVisualColumnBackwards >= 0)
newOffsetBackwards = visualLine.GetRelativeOffset(newVisualColumnBackwards) + firstDocumentLineOffset;
else
newOffsetBackwards = -1;
int newVisualColumn, newOffset;
// if there's only one valid position, use it
if (newVisualColumnForwards < 0) {
newVisualColumn = newVisualColumnBackwards;
newOffset = newOffsetBackwards;
} else if (newVisualColumnBackwards < 0) {
newVisualColumn = newVisualColumnForwards;
newOffset = newOffsetForwards;
} else {
// two valid positions: find the better match
if (Math.Abs(newOffsetBackwards - caretOffset) < Math.Abs(newOffsetForwards - caretOffset)) {
// backwards is better
newVisualColumn = newVisualColumnBackwards;
newOffset = newOffsetBackwards;
} else {
// forwards is better
newVisualColumn = newVisualColumnForwards;
newOffset = newOffsetForwards;
}
}
this.Position = new TextViewPosition(textView.Document.GetLocation(newOffset), newVisualColumn);
}
}
开发者ID:hardliner66,项目名称:ATMELGitSCC,代码行数:61,代码来源:Caret.cs
示例7: GetVisualPos
double GetVisualPos(VisualLine vl, TextLine tl)
{
double pos = vl.GetTextLineVisualYPosition(tl, VisualYPosition.LineTop) + tl.Height / 2 - TextView.VerticalOffset;
return Math.Round(pos) + 0.5;
}
开发者ID:kjk,项目名称:kjkpub,代码行数:5,代码来源:FoldingMargin.cs
示例8: VisualLineLinkText
/// <summary>
/// Creates a visual line text element with the specified length.
/// It uses the <see cref="ITextRunConstructionContext.VisualLine"/> and its
/// <see cref="VisualLineElement.RelativeTextOffset"/> to find the actual text string.
/// </summary>
public VisualLineLinkText(VisualLine parentVisualLine, int length) : base(parentVisualLine, length)
{
this.RequireControlModifierForClick = true;
}
开发者ID:Gobiner,项目名称:ILSpy,代码行数:9,代码来源:VisualLineLinkText.cs
示例9: CalcCaretOverstrikeRectangle
Rect CalcCaretOverstrikeRectangle(VisualLine visualLine)
{
if (!visualColumnValid) {
RevalidateVisualColumn(visualLine);
}
int currentPos = position.VisualColumn;
// The text being overwritten in overstrike mode is everything up to the next normal caret stop
int nextPos = visualLine.GetNextCaretPosition(currentPos, LogicalDirection.Forward, CaretPositioningMode.Normal, true);
TextLine textLine = visualLine.GetTextLine(currentPos);
Rect r;
if (currentPos < visualLine.VisualLength) {
// If the caret is within the text, use GetTextBounds() for the text being overwritten.
// This is necessary to ensure the rectangle is calculated correctly in bidirectional text.
var textBounds = textLine.GetTextBounds(currentPos, nextPos - currentPos)[0];
r = textBounds.Rectangle;
r.Y += visualLine.GetTextLineVisualYPosition(textLine, VisualYPosition.LineTop);
} else {
// If the caret is at the end of the line (or in virtual space),
// use the visual X position of currentPos and nextPos (one or more of which will be in virtual space)
double xPos = visualLine.GetTextLineVisualXPosition(textLine, currentPos);
double xPos2 = visualLine.GetTextLineVisualXPosition(textLine, nextPos);
double lineTop = visualLine.GetTextLineVisualYPosition(textLine, VisualYPosition.TextTop);
double lineBottom = visualLine.GetTextLineVisualYPosition(textLine, VisualYPosition.TextBottom);
r = new Rect(xPos, lineTop, xPos2 - xPos, lineBottom - lineTop);
}
// If the caret is too small (e.g. in front of zero-width character), ensure it's still visible
if (r.Width < SystemParameters.CaretWidth)
r.Width = SystemParameters.CaretWidth;
return r;
}
开发者ID:Rpinski,项目名称:SharpDevelop,代码行数:32,代码来源:Caret.cs
示例10: SetCaretPosition
private static void SetCaretPosition(TextArea textArea, VisualLine targetVisualLine, TextLine targetLine, int newVisualColumn, bool allowWrapToNextLine)
{
int targetLineStartCol = targetVisualLine.GetTextLineVisualStartColumn(targetLine);
if (!allowWrapToNextLine && newVisualColumn >= targetLineStartCol + targetLine.Length)
{
if (newVisualColumn <= targetVisualLine.VisualLength)
newVisualColumn = targetLineStartCol + targetLine.Length - 1;
}
int newOffset = targetVisualLine.GetRelativeOffset(newVisualColumn) + targetVisualLine.FirstDocumentLine.Offset;
SetCaretPosition(textArea, newVisualColumn, newOffset);
}
开发者ID:arkanoid1,项目名称:FakePacketSender,代码行数:11,代码来源:CaretNavigationCommandHandler.cs
示例11: GetLineNumberString
protected virtual string GetLineNumberString(VisualLine line)
{
return line.FirstDocumentLine.LineNumber.ToString(CultureInfo.CurrentCulture);
}
开发者ID:adimitrov93,项目名称:AvalonEdit,代码行数:4,代码来源:LineNumberMargin.cs
示例12: DocumentLines
private static IEnumerable<DocumentLine> DocumentLines(VisualLine visLine)
{
var line = visLine.FirstDocumentLine;
while (line != visLine.LastDocumentLine)
{
yield return line;
line = line.NextLine;
}
yield return line;
}
开发者ID:cornelius90,项目名称:InnovatorAdmin,代码行数:10,代码来源:DiffViewer.xaml.cs
示例13: GetUpDownCaretPosition
static TextViewPosition GetUpDownCaretPosition(TextView textView, TextViewPosition caretPosition, CaretMovementType direction, VisualLine visualLine, TextLine textLine, bool enableVirtualSpace, ref double xPos)
{
// moving up/down happens using the desired visual X position
if (double.IsNaN(xPos))
xPos = visualLine.GetTextLineVisualXPosition(textLine, caretPosition.VisualColumn);
// now find the TextLine+VisualLine where the caret will end up in
VisualLine targetVisualLine = visualLine;
TextLine targetLine;
int textLineIndex = visualLine.TextLines.IndexOf(textLine);
switch (direction) {
case CaretMovementType.LineUp:
{
// Move up: move to the previous TextLine in the same visual line
// or move to the last TextLine of the previous visual line
int prevLineNumber = visualLine.FirstDocumentLine.LineNumber - 1;
if (textLineIndex > 0) {
targetLine = visualLine.TextLines[textLineIndex - 1];
} else if (prevLineNumber >= 1) {
DocumentLine prevLine = textView.Document.GetLineByNumber(prevLineNumber);
targetVisualLine = textView.GetOrConstructVisualLine(prevLine);
targetLine = targetVisualLine.TextLines[targetVisualLine.TextLines.Count - 1];
} else {
targetLine = null;
}
break;
}
case CaretMovementType.LineDown:
{
// Move down: move to the next TextLine in the same visual line
// or move to the first TextLine of the next visual line
int nextLineNumber = visualLine.LastDocumentLine.LineNumber + 1;
if (textLineIndex < visualLine.TextLines.Count - 1) {
targetLine = visualLine.TextLines[textLineIndex + 1];
} else if (nextLineNumber <= textView.Document.LineCount) {
DocumentLine nextLine = textView.Document.GetLineByNumber(nextLineNumber);
targetVisualLine = textView.GetOrConstructVisualLine(nextLine);
targetLine = targetVisualLine.TextLines[0];
} else {
targetLine = null;
}
break;
}
case CaretMovementType.PageUp:
case CaretMovementType.PageDown:
{
// Page up/down: find the target line using its visual position
double yPos = visualLine.GetTextLineVisualYPosition(textLine, VisualYPosition.LineMiddle);
if (direction == CaretMovementType.PageUp)
yPos -= textView.RenderSize.Height;
else
yPos += textView.RenderSize.Height;
DocumentLine newLine = textView.GetDocumentLineByVisualTop(yPos);
targetVisualLine = textView.GetOrConstructVisualLine(newLine);
targetLine = targetVisualLine.GetTextLineByVisualYPosition(yPos);
break;
}
default:
throw new NotSupportedException(direction.ToString());
}
if (targetLine != null) {
double yPos = targetVisualLine.GetTextLineVisualYPosition(targetLine, VisualYPosition.LineMiddle);
int newVisualColumn = targetVisualLine.GetVisualColumn(new Point(xPos, yPos), enableVirtualSpace);
// prevent wrapping to the next line; TODO: could 'IsAtEnd' help here?
int targetLineStartCol = targetVisualLine.GetTextLineVisualStartColumn(targetLine);
if (newVisualColumn >= targetLineStartCol + targetLine.Length) {
if (newVisualColumn <= targetVisualLine.VisualLength)
newVisualColumn = targetLineStartCol + targetLine.Length - 1;
}
return targetVisualLine.GetTextViewPosition(newVisualColumn);
} else {
return caretPosition;
}
}
开发者ID:Zolniu,项目名称:DigitalRune,代码行数:74,代码来源:CaretNavigationCommandHandler.cs
示例14: GetPrevCaretPosition
static TextViewPosition GetPrevCaretPosition(TextView textView, TextViewPosition caretPosition, VisualLine visualLine, CaretPositioningMode mode, bool enableVirtualSpace)
{
int pos = visualLine.GetNextCaretPosition(caretPosition.VisualColumn, LogicalDirection.Backward, mode, enableVirtualSpace);
if (pos >= 0) {
return visualLine.GetTextViewPosition(pos);
} else {
// move to end of previous line
DocumentLine previousDocumentLine = visualLine.FirstDocumentLine.PreviousLine;
if (previousDocumentLine != null) {
VisualLine previousLine = textView.GetOrConstructVisualLine(previousDocumentLine);
pos = previousLine.GetNextCaretPosition(previousLine.VisualLength + 1, LogicalDirection.Backward, mode, enableVirtualSpace);
if (pos < 0)
throw ThrowUtil.NoValidCaretPosition();
return previousLine.GetTextViewPosition(pos);
} else {
// at start of document
Debug.Assert(visualLine.FirstDocumentLine.Offset == 0);
return new TextViewPosition(0, 0);
}
}
}
开发者ID:Zolniu,项目名称:DigitalRune,代码行数:21,代码来源:CaretNavigationCommandHandler.cs
示例15: GetNextCaretPosition
static TextViewPosition GetNextCaretPosition(TextView textView, TextViewPosition caretPosition, VisualLine visualLine, CaretPositioningMode mode, bool enableVirtualSpace)
{
int pos = visualLine.GetNextCaretPosition(caretPosition.VisualColumn, LogicalDirection.Forward, mode, enableVirtualSpace);
if (pos >= 0) {
return visualLine.GetTextViewPosition(pos);
} else {
// move to start of next line
DocumentLine nextDocumentLine = visualLine.LastDocumentLine.NextLine;
if (nextDocumentLine != null) {
VisualLine nextLine = textView.GetOrConstructVisualLine(nextDocumentLine);
pos = nextLine.GetNextCaretPosition(-1, LogicalDirection.Forward, mode, enableVirtualSpace);
if (pos < 0)
throw ThrowUtil.NoValidCaretPosition();
return nextLine.GetTextViewPosition(pos);
} else {
// at end of document
Debug.Assert(visualLine.LastDocumentLine.Offset + visualLine.LastDocumentLine.TotalLength == textView.Document.TextLength);
return new TextViewPosition(textView.Document.GetLocation(textView.Document.TextLength));
}
}
}
开发者ID:Zolniu,项目名称:DigitalRune,代码行数:21,代码来源:CaretNavigationCommandHandler.cs
示例16: GetVisualPos
double GetVisualPos(VisualLine vl, TextLine tl, double pixelHeight)
{
double pos = vl.GetTextLineVisualYPosition(tl, VisualYPosition.TextMiddle) - TextView.VerticalOffset;
return PixelSnapHelpers.PixelAlign(pos, pixelHeight);
}
开发者ID:Gobiner,项目名称:ILSpy,代码行数:5,代码来源:FoldingMargin.cs
示例17: VisualLineReferenceText
/// <summary>
/// Creates a visual line text element with the specified length.
/// It uses the <see cref="ITextRunConstructionContext.VisualLine"/> and its
/// <see cref="VisualLineElement.RelativeTextOffset"/> to find the actual text string.
/// </summary>
public VisualLineReferenceText(VisualLine parentVisualLine, int length, ReferenceElementGenerator parent, ReferenceSegment referenceSegment)
: base(parentVisualLine, length)
{
this.parent = parent;
this.referenceSegment = referenceSegment;
}
开发者ID:BahNahNah,项目名称:dnSpy,代码行数:11,代码来源:ReferenceElementGenerator.cs
示例18: MoveCaretLeft
static void MoveCaretLeft(TextArea textArea, TextViewPosition caretPosition, VisualLine visualLine, CaretPositioningMode mode)
{
int pos = visualLine.GetNextCaretPosition(caretPosition.VisualColumn, LogicalDirection.Backward, mode);
if (pos >= 0) {
SetCaretPosition(textArea, pos, visualLine.GetRelativeOffset(pos) + visualLine.FirstDocumentLine.Offset);
} else {
// move to end of previous line
DocumentLine previousDocumentLine = visualLine.FirstDocumentLine.PreviousLine;
if (previousDocumentLine != null) {
VisualLine previousLine = textArea.TextView.GetOrConstructVisualLine(previousDocumentLine);
pos = previousLine.GetNextCaretPosition(previousLine.VisualLength + 1, LogicalDirection.Backward, mode);
if (pos < 0)
throw ThrowUtil.NoValidCaretPosition();
SetCaretPosition(textArea, pos, previousLine.GetRelativeOffset(pos) + previousLine.FirstDocumentLine.Offset);
} else {
// at start of document
Debug.Assert(visualLine.FirstDocumentLine.Offset == 0);
SetCaretPosition(textArea, 0, 0);
}
}
}
开发者ID:Amichai,项目名称:PhysicsPad,代码行数:21,代码来源:CaretNavigationCommandHandler.cs
示例19: GetPrevCaretPosition
static TextViewPosition GetPrevCaretPosition(TextView textView, TextViewPosition caretPosition, VisualLine visualLine, CaretPositioningMode mode, bool enableVirtualSpace) {
int pos = visualLine.GetNextCaretPosition(caretPosition.VisualColumn, LogicalDirection.Backward, mode, enableVirtualSpace);
if (pos >= 0)
return visualLine.GetTextViewPosition(pos);
var previousDocumentLine = visualLine.FirstDocumentLine.PreviousLine;
if (previousDocumentLine != null) {
var previousLine = textView.GetOrConstructVisualLine(previousDocumentLine);
pos = previousLine.GetNextCaretPosition(previousLine.VisualLength + 1, LogicalDirection.Backward, mode, enableVirtualSpace);
return previousLine.GetTextViewPosition(pos);
}
return new TextViewPosition(0, 0);
}
开发者ID:GreenDamTan,项目名称:dnSpy,代码行数:12,代码来源:ReplEditorUI.cs
示例20: MoveCaretRight
static void MoveCaretRight(TextArea textArea, TextViewPosition caretPosition, VisualLine visualLine, CaretPositioningMode mode)
{
int pos = visualLine.GetNextCaretPosition(caretPosition.VisualColumn, LogicalDirection.Forward, mode);
if (pos >= 0) {
SetCaretPosition(textArea, pos, visualLine.GetRelativeOffset(pos) + visualLine.FirstDocumentLine.Offset);
} else {
// move to start of next line
DocumentLine nextDocumentLine = visualLine.LastDocumentLine.NextLine;
if (nextDocumentLine != null) {
VisualLine nextLine = textArea.TextView.GetOrConstructVisualLine(nextDocumentLine);
pos = nextLine.GetNextCaretPosition(-1, LogicalDirection.Forward, mode);
if (pos < 0)
throw ThrowUtil.NoValidCaretPosition();
SetCaretPosition(textArea, pos, nextLine.GetRelativeOffset(pos) + nextLine.FirstDocumentLine.Offset);
} else {
// at end of document
Debug.Assert(visualLine.LastDocumentLine.Offset + visualLine.LastDocumentLine.TotalLength == textArea.Document.TextLength);
SetCaretPosition(textArea, -1, textArea.Document.TextLength);
}
}
}
开发者ID:Amichai,项目名称:PhysicsPad,代码行数:21,代码来源:CaretNavigationCommandHandler.cs
注:本文中的ICSharpCode.AvalonEdit.Rendering.VisualLine类示例由纯净天空整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。 |
请发表评论