本文整理汇总了C#中TextView.EnsureVisualLines方法的典型用法代码示例。如果您正苦于以下问题：C# TextView.EnsureVisualLines方法的具体用法？C# TextView.EnsureVisualLines怎么用？C# TextView.EnsureVisualLines使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类TextView的用法示例。
在下文中一共展示了TextView.EnsureVisualLines方法的13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，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: Draw
public void Draw(TextView textView, DrawingContext drawingContext)
{
textView.EnsureVisualLines();
#region Highlight Error Tokens
var errorsToVisualize = _solution.ErrorService.GetErrorsFromDocument(_codeitem);
foreach(var err in errorsToVisualize) {
if(err.Range != null) {
foreach(Rect r in BackgroundGeometryBuilder.GetRectsForSegment(textView, err.Range)) {
//drawingContext.DrawRectangle(null, _errorPen, r);
drawingContext.DrawLine(_errorPen, r.BottomLeft, r.BottomRight);
}
} else {
var line = _editor.Document.GetLineByNumber(err.StartLine);
if(line != null) {
var segment = new TextSegment { StartOffset = line.Offset, EndOffset = line.EndOffset };
foreach(Rect r in BackgroundGeometryBuilder.GetRectsForSegment(textView, segment)) {
drawingContext.DrawRectangle(_errorBrush, _errorPen, r);
}
}
}
}
#endregion
}示例2: Draw
public void Draw(TextView textView, DrawingContext drawingContext)
{
if (_editor.Document == null)
return;
textView.EnsureVisualLines();
var currentLine = _editor.Document.GetLineByOffset(_editor.CaretOffset);
foreach (var rect in BackgroundGeometryBuilder.GetRectsForSegment(textView, currentLine))
{
drawingContext.DrawRectangle(
new SolidColorBrush(Color.FromArgb(0x40, 0, 0, 0xFF)), null,
new Rect(rect.Location, new Size(textView.ActualWidth - 32, rect.Height)));
}
}示例3: Draw
public void Draw(TextView textView, DrawingContext drawingContext)
{
textView.EnsureVisualLines();
foreach (var lineToHighlight in HighlightedLines.Where(i => textView.Document.LineCount >= i))
{
if (lineToHighlight <= 0)
continue;
foreach (var rect in BackgroundGeometryBuilder.GetRectsForSegment(textView, textView.Document.GetLineByNumber(lineToHighlight), true))
{
drawingContext.DrawRectangle(new SolidColorBrush(Color.FromArgb(100, 255, 184, 0)), null, new Rect(rect.Location, new Size(textView.ActualWidth, rect.Height)));
}
}
}示例4: Draw
public void Draw(TextView textView, DrawingContext drawingContext)
{
if (m_textEditor.Document == null || m_textBlocks == null)
return;
textView.EnsureVisualLines();
foreach (TextBlock textBlock in m_textBlocks)
{
foreach (var rect in BackgroundGeometryBuilder.GetRectsForSegment(textView, textBlock))
{
drawingContext.DrawRectangle(
new SolidColorBrush(textBlock.Color), new Pen(new SolidColorBrush(textBlock.BorderColor), 1),
rect);
}
}
}示例5: Draw
public void Draw(TextView textView, DrawingContext drawingContext)
{
textView.EnsureVisualLines();
if (_line.IsDeleted) return;
var segment = new TextSegment
{
StartOffset = _line.Offset,
EndOffset = _line.EndOffset
};
// ReSharper disable once RedundantArgumentDefaultValue
foreach (var current in BackgroundGeometryBuilder.GetRectsForSegment(textView, segment, false))
{
drawingContext.DrawRoundedRectangle(new SolidColorBrush(EditorOptions.Instance.HighlightedLineColor),
new Pen(Brushes.Red, 0.0),
new Rect(current.Location, new Size(textView.ActualWidth, current.Height)), 3.0, 3.0);
}
}示例6: Draw
public void Draw(TextView textView, DrawingContext drawingContext)
{
textView.EnsureVisualLines();
#region Highlight Current Line
if(lastLine != _editor.TextArea.Caret.Line) {
var line = _editor.Document.GetLineByOffset(_editor.CaretOffset);
var segment = new TextSegment { StartOffset = line.Offset, EndOffset = line.EndOffset };
foreach(Rect r in BackgroundGeometryBuilder.GetRectsForSegment(textView, segment)) {
drawingContext.DrawRoundedRectangle(_lineSelection, _borderPen, new Rect(r.Location, new Size(textView.ActualWidth, r.Height)), 3, 3);
}
}
#endregion
#region Highlight Brackets
if(_editor.TextArea.Caret.Offset > 1 && TokenHelper.BRAKETS.ContainsKey(_editor.TextArea.Document.GetCharAt(_editor.TextArea.Caret.Offset - 1))) {
var offset = _editor.TextArea.Caret.Offset;
var seg = _projectitem.SegmentService.QueryCodeSegmentAt(offset);
if(seg != null && TokenHelper.BRAKETS.ContainsValue(seg.Token)) {
var other = seg.FindOtherBracked(true);
var col = other != null ? _braketMatch : _braketMatchFail;
var braketsegment = new TextSegment { StartOffset = seg.Range.Offset, EndOffset = seg.Range.EndOffset };
foreach(Rect r in BackgroundGeometryBuilder.GetRectsForSegment(textView, braketsegment)) {
drawingContext.DrawRectangle(col, _borderPen, r);
}
if(other != null) {
braketsegment = new TextSegment { StartOffset = other.Range.Offset, EndOffset = other.Range.EndOffset };
foreach(Rect r in BackgroundGeometryBuilder.GetRectsForSegment(textView, braketsegment)) {
drawingContext.DrawRectangle(_braketMatch, _borderPen, r);
}
}
}
}
#endregion
}示例7: Draw
public void Draw(TextView textView, DrawingContext drawingContext)
{
textView.EnsureVisualLines();
bool odd = true;
if (!G.AppSettings.isFixedBackgroundLines)
if (textView.VisualLines[0].FirstDocumentLine.LineNumber % 2 == 0)
odd = false;
for (int i = 0; i < textView.VisualLines.Count; i++)
{
//textView.LineTransformers.Add(IVisualLineTransformer)
//textView.Options
var segment = new TextSegment
{
StartOffset = textView.VisualLines[i].FirstDocumentLine.Offset,
EndOffset = textView.VisualLines[i].LastDocumentLine.EndOffset
};
foreach (Rect r in BackgroundGeometryBuilder.GetRectsForSegment(textView, segment))
{
if (!odd)
//if (textView.VisualLines[i].FirstDocumentLine.LineNumber % 2 == 0)
drawingContext.DrawRectangle(scbEven,
border,
new Rect(r.Location, new Size(textView.ActualWidth, r.Height))
);
else
drawingContext.DrawRectangle(scbOdd,
border,
new Rect(r.Location, new Size(textView.ActualWidth, r.Height))
);
if (odd) odd = false; else odd = true;
}
} //foreach
}示例8: Draw
public void Draw(TextView textView, DrawingContext drawingContext)
{
if (m_textEditor.Document == null)
return;
textView.EnsureVisualLines();
var currentLine = m_textEditor.Document.GetLineByOffset(m_textEditor.CaretOffset);
foreach (var rect in BackgroundGeometryBuilder.GetRectsForSegment(textView, currentLine))
{
drawingContext.DrawRectangle(
new SolidColorBrush(Color.FromArgb(0xFF, 0x10, 0x10, 0x10)), null,
new Rect(rect.Location, new Size(textView.ActualWidth, rect.Height)));
Brush edgeBrush = new SolidColorBrush(Color.FromArgb(0xFF, 0x60, 0x60, 0x60));
drawingContext.DrawRectangle(
edgeBrush, null,
new Rect(rect.Location, new Size(textView.ActualWidth, 1)));
Point point = rect.Location;
point.Offset(0, rect.Height);
drawingContext.DrawRectangle(
edgeBrush, null,
new Rect(point, new Size(textView.ActualWidth, 1)));
}
}示例9: Draw
public void Draw(TextView textView, DrawingContext drawingContext)
{
if (_editor.Document == null)
return;
for (int i=start_line; i<start_line+no_lines; i++)
{
if (!(i > 0)) return;
textView.EnsureVisualLines();
var currentLine = _editor.Document.GetLineByNumber(i);
foreach (var rect in BackgroundGeometryBuilder.GetRectsForSegment(textView, currentLine))
{
drawingContext.DrawRectangle(
new SolidColorBrush(Color.FromArgb(0x20, 0, 0xFF, 0)), null,
new Rect(rect.Location, new Size(textView.ActualWidth, rect.Height)));
}
}
}示例10: Draw
public void Draw(TextView textView, DrawingContext drawingContext)
{
if (textView.Document == null) return;
textView.EnsureVisualLines();
var firstLine = textView.VisualLines.First().FirstDocumentLine.LineNumber;
int nextBlockLine = int.MaxValue;
int blockIndex;
Color backColor;
MergeAlternate alt;
MergeLocation colorLocation;
for (blockIndex = 1; blockIndex < _view._starts.Count; blockIndex++)
{
if (_view._starts[blockIndex].LineNumber > firstLine)
{
nextBlockLine = _view._starts[blockIndex].LineNumber;
blockIndex--;
break;
}
}
if (blockIndex >= _view._starts.Count) blockIndex = _view._starts.Count - 1;
foreach (var visLine in textView.VisualLines)
{
if (visLine.FirstDocumentLine.LineNumber >= nextBlockLine)
{
blockIndex++;
nextBlockLine = (blockIndex < (_view._starts.Count - 1) ? _view._starts[blockIndex + 1].LineNumber : int.MaxValue);
}
alt = _view._starts[blockIndex].Alternate;
if (_view._starts[blockIndex].Alternate.Parent.Alternates.Count > 1
&& (_view.Location == MergeLocation.Output
|| _view.Location == MergeLocation.Parent
|| (alt.Location & MergeLocation.Parent) == 0))
{
colorLocation = alt.Location & ~MergeLocation.Output;
if (_view.Location == MergeLocation.Output)
{
if ((colorLocation & MergeLocation.Right) != 0)
{
backColor = GetColor(MergeLocation.Right);
}
else if ((colorLocation & MergeLocation.Parent) != 0)
{
backColor = GetColor(MergeLocation.Parent);
}
else
{
backColor = GetColor(MergeLocation.Left);
}
}
else
{
backColor = GetColor(_view.Location);
if (colorLocation == (MergeLocation.Left | MergeLocation.Right)) backColor = GetColor(MergeLocation.Right);
}
var backgroundGeometryBuilder = new BackgroundGeometryBuilder();
var y = visLine.VisualTop - textView.ScrollOffset.Y;
backgroundGeometryBuilder.AddRectangle(textView, new Rect(0.0, y, textView.ActualWidth, visLine.Height));
var geometry = backgroundGeometryBuilder.CreateGeometry();
if (geometry != null)
{
drawingContext.DrawGeometry(new SolidColorBrush(backColor), null, geometry);
}
}
}
}示例11: Draw
public void Draw(TextView textView, DrawingContext drawingContext)
{
if (textView.Document == null) return;
textView.EnsureVisualLines();
Color backColor;
foreach (var visLine in textView.VisualLines)
{
backColor = default(Color);
switch (GetDiffType(visLine.FirstDocumentLine.LineNumber))
{
case DiffType.Add:
backColor = this.AddColor;
break;
case DiffType.Change:
backColor = Color.FromRgb(0xcc, 0xcc, 0xff);
break;
}
if (backColor != default(Color))
{
var backgroundGeometryBuilder = new BackgroundGeometryBuilder();
var y = visLine.VisualTop - textView.ScrollOffset.Y;
backgroundGeometryBuilder.AddRectangle(textView, new Rect(0.0, y, textView.ActualWidth, visLine.Height));
var geometry = backgroundGeometryBuilder.CreateGeometry();
if (geometry != null)
{
drawingContext.DrawGeometry(new SolidColorBrush(backColor), null, geometry);
}
}
}
}示例12: Draw
public void Draw(TextView textView, DrawingContext drawingContext)
{
try
{
textView.EnsureVisualLines();
///////////////////////////////////////////////////////////////////////////////////////////////////////////////////
bool odd = true;
if (!G.AppSettings.isFixedBackgroundLines)
if (textView.VisualLines.Count>0)
if (textView.VisualLines[0].FirstDocumentLine.LineNumber % 2 == 0)
odd = false;
for (int i = 0; i < textView.VisualLines.Count; i++)
{
var segment2 = new TextSegment
{
StartOffset = textView.VisualLines[i].FirstDocumentLine.Offset,
EndOffset = textView.VisualLines[i].LastDocumentLine.EndOffset
};
foreach (Rect r in BackgroundGeometryBuilder.GetRectsForSegment(textView, segment2))
{
if (!odd)
drawingContext.DrawRectangle(scbEven, border,
new Rect(r.Location, new Size(textView.ActualWidth, r.Height)));//draw even line
else drawingContext.DrawRectangle(scbOdd, border,
new Rect(r.Location, new Size(textView.ActualWidth, r.Height)));//draw odd line
if (G.AppSettings.isShowUnderline)
{
string str = editor.Document.GetText(textView.VisualLines[i].FirstDocumentLine.Offset, textView.VisualLines[i].FirstDocumentLine.Length);
//if (str.Contains("<frame_end>") || str.Contains("<bmp_end>"))
if (Contains(str, G.AppSettings.underlineThisWords))
{
double halfPenWidth = lpen.Thickness / 2;
GuidelineSet guidelines = new GuidelineSet();
guidelines.GuidelinesX.Add(r.Left + halfPenWidth);
guidelines.GuidelinesX.Add(r.Right + halfPenWidth);
guidelines.GuidelinesY.Add(r.Top + halfPenWidth);
guidelines.GuidelinesY.Add(r.Bottom + halfPenWidth);
drawingContext.PushGuidelineSet(guidelines);
drawingContext.DrawLine(lpen, new Point(r.Left, r.Bottom), new Point(textView.ActualWidth, r.Bottom)); //draw underline
}
}
if (odd) odd = false; else odd = true;
} //foreach
} //for
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
var line = editor.Document.GetLineByOffset(editor.CaretOffset);
var segment = new TextSegment { StartOffset = line.Offset, EndOffset = line.EndOffset };
foreach (Rect r in BackgroundGeometryBuilder.GetRectsForSegment(textView, segment))
{
drawingContext.DrawRectangle(lgbLine, border,
new Rect(r.Location, new Size(textView.ActualWidth, r.Height))); //Draw current cursor line
if (G.AppSettings.isShowUnderline)
{
string str2 = editor.Document.GetText(segment);
if (Contains(str2, G.AppSettings.underlineThisWords))
{
double halfPenWidth = lpen.Thickness / 2;
GuidelineSet guidelines = new GuidelineSet();
guidelines.GuidelinesX.Add(r.Left + halfPenWidth);
guidelines.GuidelinesX.Add(r.Right + halfPenWidth);
guidelines.GuidelinesY.Add(r.Top + halfPenWidth);
guidelines.GuidelinesY.Add(r.Bottom + halfPenWidth);
drawingContext.PushGuidelineSet(guidelines);
drawingContext.DrawLine(lpen, new Point(r.Left, r.Bottom), new Point(textView.ActualWidth, r.Bottom)); //correct underline
}
}
}
}
catch (Exception ex) { new wException(ex).ShowDialog(); }
}//Draw end示例13: Draw
public void Draw(TextView textView, DrawingContext ctx)
{
textView.EnsureVisualLines();
// update first and last line
viewportFirstLine = editor.TextArea.TextView.GetDocumentLineByVisualTop(editor.TextArea.TextView.ScrollOffset.Y);
viewportLastLine = editor.TextArea.TextView.GetDocumentLineByVisualTop(editor.TextArea.TextView.ScrollOffset.Y + editor.ActualHeight);
#region Draw tabs
if (Settings.Instance.ShowTabsInEditor)
{
foreach (Match match in Regex.Matches(editor.Text, "\t"))
{
if (!IsOffsetInsideViewport(match.Index, match.Index + 1))
continue;
var rects = BackgroundGeometryBuilder.GetRectsForSegment(editor.TextArea.TextView, new TextSegment {
StartOffset = match.Index,
Length = 1,
});
if (rects.Count() == 0)
continue;
var rect = rects.First();
var x1 = rect.X + 3;
var y1 = rect.Y + rect.Height / 2;
var x2 = rect.X + rect.Width - 3;
var y2 = y1;
if (x1 < 0 || y1 < 0 || x2 < 0 || y2 < 0 || x1 == x2)
continue;
var pen = new Pen
{
Brush = tabsColor,
Thickness = 0.3
};
ctx.DrawLine(pen, new Point(x1, y1), new Point(x2, y2));
}
}
#endregion
#region Draw spaces
if (Settings.Instance.ShowSpacesInEditor)
{
foreach (Match match in Regex.Matches(editor.Text, " "))
{
if (!IsOffsetInsideViewport(match.Index, match.Index + 1))
continue;
var point = GetPositionFromOffset(editor, VisualYPosition.LineMiddle, match.Index);
var x1 = point.X - editor.TextArea.TextView.ScrollOffset.X + 2;
var y1 = point.Y - editor.TextArea.TextView.ScrollOffset.Y;
var x2 = point.X - editor.TextArea.TextView.ScrollOffset.X + 4;
var y2 = point.Y - editor.TextArea.TextView.ScrollOffset.Y;
if (x1 < 0 || y1 < 0 || x2 < 0 || y2 < 0 || x1 == x2)
continue;
var pen = new Pen
{
Brush = spacesColor,
Thickness = 1
};
ctx.DrawLine(pen, new Point(x1, y1), new Point(x2, y2));
}
}
#endregion
#region Draw highlighted line
if (Theme.Instance.HighlightLineOfCaret && editor.TextArea.IsFocused)
{
var line = editor.Document.GetLineByOffset(editor.CaretOffset);
var start = GetPositionFromOffset(editor, VisualYPosition.LineTop, line.Offset);
var end = GetPositionFromOffset(editor, VisualYPosition.LineBottom, line.Offset);
ctx.DrawRoundedRectangle(lineOfCaret, new Pen(), new Rect(start.X, start.Y - editor.TextArea.TextView.ScrollOffset.Y, textView.ActualWidth, end.Y - start.Y), 3, 3);
}
#endregion
#region Draw blocks
foreach (var block in blocks)
{
if (!IsOffsetInsideViewport(block.Offset, block.Offset + block.Length))
continue;
var startPosition = GetPositionFromOffset(editor, VisualYPosition.LineTop, block.Offset);
//.........这里部分代码省略.........