internal protected override void Draw (Cairo.Context cr, Cairo.Rectangle area, LineSegment lineSegment, int line, double x, double y, double lineHeight)
{
cr.MoveTo (x + 0.5, y);
cr.LineTo (x + 0.5, y + lineHeight);
cr.Color = color;
cr.Stroke ();
}
public static int RemoveTabInLine (TextEditorData data, LineSegment line)
{
if (line.Length == 0)
return 0;
char ch = data.Document.GetCharAt (line.Offset);
if (ch == '\t') {
data.Remove (line.Offset, 1);
return 1;
} else if (ch == ' ') {
int removeCount = 0;
for (int i = 0; i < data.Options.IndentationSize;) {
ch = data.Document.GetCharAt (line.Offset + i);
if (ch == ' ') {
removeCount ++;
i++;
} else if (ch == '\t') {
removeCount ++;
i += data.Options.TabSize;
} else {
break;
}
}
data.Remove (line.Offset, removeCount);
return removeCount;
}
return 0;
}
public bool RemoveLine (LineSegment line)
{
if (!lineWidthDictionary.ContainsKey (line))
return false;
lineWidthDictionary.Remove (line);
return true;
}
//(MonoDevelop.Projects.Dom.Error info, LineSegment line)
//StyleTextMarker marker;
public HoverMarker(LineSegment line,int startOffset, int endOffset)
{
this.Line = line; // may be null if no line is assigned to the error.
//string underlineColor; = Mono.TextEditor.Highlighting.Style.WarningUnderlineString;
marker = new UsageMarker (startOffset,endOffset);
}
public void DrawIcon (Mono.TextEditor.TextEditor editor, Cairo.Context cr, LineSegment line, int lineNumber, double x, double y, double width, double height)
{
double size;
if (width > height) {
x += (width - height) / 2;
size = height;
} else {
y += (height - width) / 2;
size = width;
}
DrawIcon (cr, x, y, size);
}
public override void Analyze (Document doc, LineSegment line, Chunk startChunk, int startOffset, int endOffset)
{
if (endOffset <= startOffset || startOffset >= doc.Length)
return;
string text = doc.GetTextAt (startOffset, endOffset - startOffset);
int startColumn = startOffset - line.Offset;
line.RemoveMarker (typeof(UrlMarker));
foreach (System.Text.RegularExpressions.Match m in urlRegex.Matches (text)) {
line.AddMarker (new UrlMarker (line, m.Value, UrlType.Url, syntax, startColumn + m.Index, startColumn + m.Index + m.Length));
}
foreach (System.Text.RegularExpressions.Match m in mailRegex.Matches (text)) {
line.AddMarker (new UrlMarker (line, m.Value, UrlType.Email, syntax, startColumn + m.Index, startColumn + m.Index + m.Length));
}
}
public void DrawIcon (Mono.TextEditor.TextEditor editor, Gdk.Drawable win, LineSegment line, int lineNumber, int x, int y, int width, int height)
{
int size;
if (width > height) {
x += (width - height) / 2;
size = height;
} else {
y += (height - width) / 2;
size = width;
}
using (Cairo.Context cr = Gdk.CairoHelper.Create (win)) {
DrawIcon (cr, x, y, size);
}
}
//(MonoDevelop.Projects.Dom.Error info, LineSegment line)
public ErrorMarker(LineSegment line)
{
//this.Info = info;
this.Line = line; // may be null if no line is assigned to the error.
string underlineColor;
//if (info.ErrorType == ErrorType.Warning)
// underlineColor = Mono.TextEditor.Highlighting.Style.WarningUnderlineString;
//else
underlineColor = Mono.TextEditor.Highlighting.Style.ErrorUnderlineString;
marker = new UnderlineMarker (underlineColor, - 1, line.Length-1);
//if (Info.Region.Start.Line == info.Region.End.Line)
// marker = new UnderlineMarker (underlineColor, Info.Region.Start.Column - 1, info.Region.End.Column - 1);
//else
// marker = new UnderlineMarker (underlineColor, - 1, - 1);
}
public override void Analyze (TextDocument doc, LineSegment line, Chunk startChunk, int startOffset, int endOffset)
{
if (endOffset <= startOffset || startOffset >= doc.TextLength || inUpdate)
return;
inUpdate = true;
try {
string text = doc.GetTextAt (startOffset, endOffset - startOffset);
int startColumn = startOffset - line.Offset;
var markers = new List <UrlMarker> (line.Markers.Where (m => m is UrlMarker).Cast<UrlMarker> ());
markers.ForEach (m => doc.RemoveMarker (m, false));
foreach (System.Text.RegularExpressions.Match m in UrlRegex.Matches (text)) {
doc.AddMarker (line, new UrlMarker (doc, line, m.Value, UrlType.Url, syntax, startColumn + m.Index, startColumn + m.Index + m.Length), false);
}
foreach (System.Text.RegularExpressions.Match m in MailRegex.Matches (text)) {
doc.AddMarker (line, new UrlMarker (doc, line, m.Value, UrlType.Email, syntax, startColumn + m.Index, startColumn + m.Index + m.Length), false);
}
} finally {
inUpdate = false;
}
}
public void DrawIcon (TextEditor editor, Cairo.Context cr, LineSegment lineSegment, int lineNumber, double x, double y, double width, double height)
{
if (lineSegment.IsBookmarked) {
Cairo.Color color1 = editor.ColorStyle.BookmarkColor1;
Cairo.Color color2 = editor.ColorStyle.BookmarkColor2;
DrawRoundRectangle (cr, x + 1, y + 1, 8, width - 4, height - 4);
Cairo.Gradient pat = new Cairo.LinearGradient (x + width / 4, y, x + width / 2, y + height - 4);
pat.AddColorStop (0, color1);
pat.AddColorStop (1, color2);
cr.Pattern = pat;
cr.FillPreserve ();
pat = new Cairo.LinearGradient (x, y + height, x + width, y);
pat.AddColorStop (0, color2);
//pat.AddColorStop (1, color1);
cr.Pattern = pat;
cr.Stroke ();
}
}
public void DrawIcon (TextEditor editor, Gdk.Drawable win, LineSegment lineSegment, int lineNumber, int x, int y, int width, int height)
{
if (lineSegment.IsBookmarked) {
Cairo.Color color1 = Style.ToCairoColor (editor.ColorStyle.BookmarkColor1);
Cairo.Color color2 = Style.ToCairoColor (editor.ColorStyle.BookmarkColor2);
Cairo.Context cr = Gdk.CairoHelper.Create (win);
DrawRoundRectangle (cr, x + 1, y + 1, 8, width - 4, height - 4);
Cairo.Gradient pat = new Cairo.LinearGradient (x + width / 4, y, x + width / 2, y + height - 4);
pat.AddColorStop (0, color1);
pat.AddColorStop (1, color2);
cr.Pattern = pat;
cr.FillPreserve ();
pat = new Cairo.LinearGradient (x, y + height, x + width, y);
pat.AddColorStop (0, color2);
//pat.AddColorStop (1, color1);
cr.Pattern = pat;
cr.Stroke ();
((IDisposable)cr).Dispose();
}
}
public double GetLineHeight (LineSegment line)
{
if (line == null)
return LineHeight;
foreach (var marker in line.Markers) {
IExtendingTextMarker extendingTextMarker = marker as IExtendingTextMarker;
if (extendingTextMarker == null)
continue;
return extendingTextMarker.GetLineHeight (textEditor);
}
int lineNumber = textEditor.OffsetToLineNumber (line.Offset);
var node = textEditor.GetTextEditorData ().HeightTree.GetNodeByLine (lineNumber);
if (node == null)
return LineHeight;
return node.height / node.count;
}
void GetSelectionOffsets (LineSegment line, out int selectionStart, out int selectionEnd)
{
selectionStart = -1;
selectionEnd = -1;
if (textEditor.IsSomethingSelected) {
TextSegment segment = textEditor.SelectionRange;
selectionStart = segment.Offset;
selectionEnd = segment.EndOffset;
if (textEditor.SelectionMode == SelectionMode.Block) {
DocumentLocation start = textEditor.MainSelection.Anchor;
DocumentLocation end = textEditor.MainSelection.Lead;
DocumentLocation visStart = textEditor.LogicalToVisualLocation (start);
DocumentLocation visEnd = textEditor.LogicalToVisualLocation (end);
int lineOffset = line.Offset;
int lineNumber = Document.OffsetToLineNumber (lineOffset);
if (textEditor.MainSelection.MinLine <= lineNumber && lineNumber <= textEditor.MainSelection.MaxLine) {
selectionStart = lineOffset + line.GetLogicalColumn (this.textEditor.GetTextEditorData (), System.Math.Min (visStart.Column, visEnd.Column)) - 1;
selectionEnd = lineOffset + line.GetLogicalColumn (this.textEditor.GetTextEditorData (), System.Math.Max (visStart.Column, visEnd.Column)) - 1;
}
}
}
}
internal protected override void MouseHover (MarginMouseEventArgs args)
{
base.MouseHover (args);
LineSegment lineSegment = null;
if (args.LineSegment != null) {
lineSegment = args.LineSegment;
if (lineHover != lineSegment) {
lineHover = lineSegment;
editor.RedrawMargin (this);
}
}
lineHover = lineSegment;
bool found = false;
foreach (FoldSegment segment in editor.Document.GetFoldingContaining (lineSegment)) {
if (segment.StartLine.Offset == lineSegment.Offset) {
found = true;
break;
}
}
delayTimer.Stop ();
if (found) {
foldings = editor.Document.GetFoldingContaining (lineSegment);
if (editor.TextViewMargin.BackgroundRenderer == null) {
delayTimer.Start ();
} else {
DelayTimerElapsed (this, null);
}
} else {
RemoveBackgroundRenderer ();
}
}
public string GetLineIndent(LineSegment segment)
{
return(Document.GetLineIndent(segment));
}
public void DrawIcon (Mono.TextEditor.TextEditor editor, Cairo.Context cr, LineSegment line, int lineNumber, double x, double y, double width, double height)
{
if (DebuggingService.IsDebugging)
return;
// TODO:
// win.DrawPixbuf (editor.Style.BaseGC (Gtk.StateType.Normal), errors.Any (e => e.IsError) ? errorPixbuf : warningPixbuf, 0, 0, x + (width - errorPixbuf.Width) / 2, y + (height - errorPixbuf.Height) / 2, errorPixbuf.Width, errorPixbuf.Height, Gdk.RgbDither.None, 0, 0);
}
void RemoveDebugMarkers ()
{
if (currentLineSegment != null) {
widget.TextEditor.Document.RemoveMarker (currentDebugLineMarker);
currentLineSegment = null;
}
if (debugStackSegment != null) {
widget.TextEditor.Document.RemoveMarker (debugStackLineMarker);
debugStackSegment = null;
}
}
public LayoutWrapper CreateLinePartLayout (ISyntaxMode mode, LineSegment line, int logicalRulerColumn, int offset, int length, int selectionStart, int selectionEnd)
{
bool containsPreedit = textEditor.ContainsPreedit (offset, length);
LayoutDescriptor descriptor;
if (!containsPreedit && layoutDict.TryGetValue (line, out descriptor)) {
bool isInvalid;
if (descriptor.Equals (line, offset, length, selectionStart, selectionEnd, out isInvalid) && descriptor.Layout != null) {
return descriptor.Layout;
}
descriptor.Dispose ();
layoutDict.Remove (line);
}
var wrapper = new LayoutWrapper (PangoUtil.CreateLayout (textEditor));
wrapper.IsUncached = containsPreedit;
if (logicalRulerColumn < 0)
logicalRulerColumn = line.GetLogicalColumn (textEditor.GetTextEditorData (), textEditor.Options.RulerColumn);
var atts = new FastPangoAttrList ();
wrapper.Layout.Alignment = Pango.Alignment.Left;
wrapper.Layout.FontDescription = textEditor.Options.Font;
wrapper.Layout.Tabs = tabArray;
StringBuilder textBuilder = new StringBuilder ();
var chunks = GetCachedChunks (mode, Document, textEditor.ColorStyle, line, offset, length);
foreach (var chunk in chunks) {
try {
textBuilder.Append (Document.GetTextAt (chunk));
} catch {
Console.WriteLine (chunk);
}
}
var spanStack = line.StartSpan;
int lineOffset = line.Offset;
string lineText = textBuilder.ToString ();
uint preeditLength = 0;
if (containsPreedit) {
lineText = lineText.Insert (textEditor.preeditOffset - offset, textEditor.preeditString);
preeditLength = (uint)textEditor.preeditString.Length;
}
char[] lineChars = lineText.ToCharArray ();
//int startOffset = offset, endOffset = offset + length;
uint curIndex = 0, byteIndex = 0;
uint curChunkIndex = 0, byteChunkIndex = 0;
uint oldEndIndex = 0;
foreach (Chunk chunk in chunks) {
ChunkStyle chunkStyle = chunk != null ? textEditor.ColorStyle.GetChunkStyle (chunk) : null;
spanStack = chunk.SpanStack ?? spanStack;
foreach (TextMarker marker in line.Markers)
chunkStyle = marker.GetStyle (chunkStyle);
if (chunkStyle != null) {
//startOffset = chunk.Offset;
//endOffset = chunk.EndOffset;
uint startIndex = (uint)(oldEndIndex);
uint endIndex = (uint)(startIndex + chunk.Length);
oldEndIndex = endIndex;
HandleSelection (lineOffset, logicalRulerColumn, selectionStart, selectionEnd, chunk.Offset, chunk.EndOffset, delegate(int start, int end) {
if (containsPreedit) {
if (textEditor.preeditOffset < start)
start += (int)preeditLength;
if (textEditor.preeditOffset < end)
end += (int)preeditLength;
}
var si = TranslateToUTF8Index (lineChars, (uint)(startIndex + start - chunk.Offset), ref curIndex, ref byteIndex);
var ei = TranslateToUTF8Index (lineChars, (uint)(startIndex + end - chunk.Offset), ref curIndex, ref byteIndex);
atts.AddForegroundAttribute (chunkStyle.Color, si, ei);
if (!chunkStyle.TransparentBackround && GetPixel (ColorStyle.Default.BackgroundColor) != GetPixel (chunkStyle.BackgroundColor)) {
wrapper.AddBackground (chunkStyle.CairoBackgroundColor, (int)si, (int)ei);
} else if (chunk.SpanStack != null && ColorStyle != null) {
foreach (var span in chunk.SpanStack) {
if (span == null)
continue;
var spanStyle = ColorStyle.GetChunkStyle (span.Color);
if (!spanStyle.TransparentBackround && GetPixel (ColorStyle.Default.BackgroundColor) != GetPixel (spanStyle.BackgroundColor)) {
wrapper.AddBackground (spanStyle.CairoBackgroundColor, (int)si, (int)ei);
break;
}
}
}
}, delegate(int start, int end) {
if (containsPreedit) {
if (textEditor.preeditOffset < start)
start += (int)preeditLength;
if (textEditor.preeditOffset < end)
end += (int)preeditLength;
}
var si = TranslateToUTF8Index (lineChars, (uint)(startIndex + start - chunk.Offset), ref curIndex, ref byteIndex);
var ei = TranslateToUTF8Index (lineChars, (uint)(startIndex + end - chunk.Offset), ref curIndex, ref byteIndex);
atts.AddForegroundAttribute (SelectionColor.Color, si, ei);
if (!wrapper.StartSet)
wrapper.SelectionStartIndex = (int)si;
wrapper.SelectionEndIndex = (int)ei;
});
var translatedStartIndex = TranslateToUTF8Index (lineChars, (uint)startIndex, ref curChunkIndex, ref byteChunkIndex);
var translatedEndIndex = TranslateToUTF8Index (lineChars, (uint)endIndex, ref curChunkIndex, ref byteChunkIndex);
if (chunkStyle.Bold)
atts.AddWeightAttribute (Pango.Weight.Bold, translatedStartIndex, translatedEndIndex);
if (chunkStyle.Italic)
atts.AddStyleAttribute (Pango.Style.Italic, translatedStartIndex, translatedEndIndex);
if (chunkStyle.Underline)
atts.AddUnderlineAttribute (Pango.Underline.Single, translatedStartIndex, translatedEndIndex);
}
}
if (containsPreedit) {
var si = TranslateToUTF8Index (lineChars, (uint)(textEditor.preeditOffset - offset), ref curIndex, ref byteIndex);
var ei = TranslateToUTF8Index (lineChars, (uint)(textEditor.preeditOffset - offset + preeditLength), ref curIndex, ref byteIndex);
atts.Splice (textEditor.preeditAttrs, (int)si, (int)(ei - si));
}
wrapper.LineChars = lineChars;
wrapper.Layout.SetText (lineText);
wrapper.EolSpanStack = spanStack;
atts.AssignTo (wrapper.Layout);
atts.Dispose ();
int w, h;
wrapper.Layout.GetSize (out w, out h);
wrapper.PangoWidth = w;
selectionStart = System.Math.Max (line.Offset - 1, selectionStart);
selectionEnd = System.Math.Min (line.EndOffsetIncludingDelimiter + 1, selectionEnd);
descriptor = new LayoutDescriptor (line, offset, length, wrapper, selectionStart, selectionEnd);
if (!containsPreedit)
layoutDict[line] = descriptor;
return wrapper;
}
internal protected override void Draw(Cairo.Context cr, Cairo.Rectangle area, LineSegment lineSegment, int line, double x, double y, double lineHeight)
{
cr.MoveTo(x + 0.5, y);
cr.LineTo(x + 0.5, y + lineHeight);
cr.Color = color;
cr.Stroke();
}
int FindNextWordOffset(Document doc, int offset, bool subword)
{
int lineNumber = doc.OffsetToLineNumber(offset);
LineSegment line = doc.GetLine(lineNumber);
if (line == null)
{
return(offset);
}
int result = offset;
int endOffset = line.Offset + line.EditableLength;
if (result == endOffset)
{
line = doc.GetLine(lineNumber + 1);
if (line != null)
{
result = line.Offset;
}
return(result);
}
CharacterClass current = GetCharacterClass(doc.GetCharAt(result), subword, false);
while (result < endOffset)
{
CharacterClass next = GetCharacterClass(doc.GetCharAt(result), subword, false);
if (next != current)
{
// camelCase and PascalCase handling
bool camelSkip = false;
if (next == CharacterClass.LowercaseLetter && current == CharacterClass.UppercaseLetter)
{
if (result - 2 > line.Offset)
{
CharacterClass previous = GetCharacterClass(doc.GetCharAt(result - 2), subword, false);
if (previous == CharacterClass.UppercaseLetter && result - 2 > offset)
{
result--;
}
else
{
camelSkip = true;
}
}
}
if (!camelSkip)
{
break;
}
}
current = next;
result++;
}
while (result < endOffset && GetCharacterClass(doc.GetCharAt(result), subword, false) == CharacterClass.Whitespace)
{
result++;
}
return(result);
}
public LayoutDescriptor (LineSegment line, int offset, int length, LayoutWrapper layout, int selectionStart, int selectionEnd) : base(line, offset, length)
{
this.Layout = layout;
if (selectionEnd >= 0) {
this.SelectionStart = selectionStart;
this.SelectionEnd = selectionEnd;
}
}
public void Draw(Cairo.Context cr, Cairo.Rectangle area, LineSegment lineSegment, double x, double y, double lineHeight)
{
int foundSegment = -1;
if (lineSegment != null)
{
for (int i = 0; i < foldSegments.Count; i++)
{
FoldSegment segment = foldSegments[i];
if (segment.StartLine.Offset <= lineSegment.Offset && lineSegment.EndOffset <= segment.EndLine.EndOffset)
{
foundSegment = i;
roles[i] = Roles.Between;
if (segment.StartLine.Offset == lineSegment.Offset)
{
roles[i] |= Roles.Start;
if (segment.IsFolded)
{
roles[i] |= Roles.End;
}
}
if (segment.EndLine.Offset == lineSegment.Offset)
{
roles[i] |= Roles.End;
}
}
}
}
TextViewMargin textViewMargin = editor.TextViewMargin;
SyntaxMode mode = Document.SyntaxMode != null && editor.Options.EnableSyntaxHighlighting ? Document.SyntaxMode : SyntaxMode.Default;
// Gdk.Rectangle lineArea = new Gdk.Rectangle (textViewMargin.XOffset, y, editor.Allocation.Width - textViewMargin.XOffset, editor.LineHeight);
// Gdk.GC gc = new Gdk.GC (drawable);
TextViewMargin.LayoutWrapper lineLayout = null;
double brightness = HslColor.Brightness(editor.ColorStyle.Default.BackgroundColor);
int colorCount = foldSegments.Count + 2;
for (int segment = -1; segment <= foundSegment; segment++)
{
HslColor hslColor = new HslColor(editor.ColorStyle.Default.BackgroundColor);
int colorPosition = segment + 1;
if (segment == foldSegments.Count - 1)
{
colorPosition += 2;
}
if (brightness < 0.5)
{
hslColor.L = hslColor.L * 0.81 + hslColor.L * 0.25 * (colorCount - colorPosition) / colorCount;
}
else
{
hslColor.L = hslColor.L * 0.86 + hslColor.L * 0.1 * colorPosition / colorCount;
}
Roles role = Roles.Between;
double xPos = textViewMargin.XOffset;
double rectangleWidth = editor.Allocation.Width - xPos;
if (segment >= 0)
{
LineSegment segmentStartLine = foldSegments[segment].StartLine;
lineLayout = textViewMargin.CreateLinePartLayout(mode, segmentStartLine, segmentStartLine.Offset, segmentStartLine.EditableLength, -1, -1);
Pango.Rectangle rectangle = lineLayout.Layout.IndexToPos(GetFirstNonWsIdx(lineLayout.Layout.Text));
xPos = System.Math.Max(textViewMargin.XOffset, (textViewMargin.XOffset + rectangle.X / Pango.Scale.PangoScale - editor.HAdjustment.Value));
LineSegment segmentEndLine = foldSegments[segment].EndLine;
lineLayout = textViewMargin.CreateLinePartLayout(mode, segmentEndLine, segmentEndLine.Offset, segmentEndLine.EditableLength, -1, -1);
rectangle = lineLayout.Layout.IndexToPos(GetFirstNonWsIdx(lineLayout.Layout.Text));
xPos = System.Math.Min(xPos, System.Math.Max(textViewMargin.XOffset, (textViewMargin.XOffset + rectangle.X / Pango.Scale.PangoScale - editor.HAdjustment.Value)));
int width = editor.Allocation.Width;
if (editor.HAdjustment.Upper > width)
{
width = (int)(textViewMargin.XOffset + editor.HAdjustment.Upper - editor.HAdjustment.Value);
}
rectangleWidth = (int)(width - xPos - 6 * (segment + 1));
role = roles[segment];
}
DrawRoundRectangle(cr, (role & Roles.Start) == Roles.Start, (role & Roles.End) == Roles.End, xPos, y, editor.LineHeight / 2, rectangleWidth, lineHeight);
cr.Color = ColorSheme.ToCairoColor(hslColor);
cr.Fill();
/* if (segment == foldSegments.Count - 1) {
* cr.Color = new Cairo.Color (0.5, 0.5, 0.5, 1);
* cr.Stroke ();
* }*/
if (lineLayout != null && lineLayout.IsUncached)
{
lineLayout.Dispose();
lineLayout = null;
}
}
// gc.Dispose ();
}
int FindPrevWordOffset(Document doc, int offset, bool subword)
{
int lineNumber = doc.OffsetToLineNumber(offset);
LineSegment line = doc.GetLine(lineNumber);
if (line == null)
{
return(offset);
}
int result = offset;
if (result == line.Offset)
{
line = doc.GetLine(lineNumber - 1);
if (line != null)
{
result = line.Offset + line.EditableLength;
}
return(result);
}
CharacterClass current = GetCharacterClass(doc.GetCharAt(result - 1), subword, false);
if (current == CharacterClass.Whitespace && result - 1 > line.Offset)
{
result--;
current = GetCharacterClass(doc.GetCharAt(result - 2), subword, false);
}
while (result > line.Offset)
{
CharacterClass prev = GetCharacterClass(doc.GetCharAt(result - 1), subword, false);
if (prev != current)
{
// camelCase and PascalCase handling
bool camelSkip = false;
if (prev == CharacterClass.UppercaseLetter && current == CharacterClass.LowercaseLetter)
{
if (result - 2 > line.Offset)
{
CharacterClass back2 = GetCharacterClass(doc.GetCharAt(result - 2), subword, false);
if (back2 == CharacterClass.UppercaseLetter)
{
result--;
}
else
{
camelSkip = true;
}
}
}
if (!camelSkip)
{
break;
}
}
current = prev;
result--;
}
return(result);
}
public void CalculateLineStarts(out double x1, out double x2, out double delta)
{
TextEditor editor = mode.editor;
LineSegment lineAbove = editor.Document.GetLine(mode.CurrentInsertionPoint.Line - 1);
LineSegment lineBelow = editor.Document.GetLine(mode.CurrentInsertionPoint.Line);
double aboveStart = 0, aboveEnd = editor.TextViewMargin.XOffset;
double /*belowStart = 0,*/ belowEnd = editor.TextViewMargin.XOffset;
int l = 0, tmp;
if (lineAbove != null)
{
var wrapper = editor.TextViewMargin.GetLayout(lineAbove);
wrapper.Layout.IndexToLineX(lineAbove.GetIndentation(editor.Document).Length, true, out l, out tmp);
aboveStart = tmp / Pango.Scale.PangoScale;
aboveEnd = wrapper.PangoWidth / Pango.Scale.PangoScale;
if (wrapper.IsUncached)
{
wrapper.Dispose();
}
}
if (lineBelow != null)
{
var wrapper = editor.TextViewMargin.GetLayout(lineBelow);
int index = lineAbove != null?lineAbove.GetIndentation(editor.Document).Length : 0;
if (index == 0)
{
tmp = 0;
}
else if (index >= lineBelow.EditableLength)
{
tmp = wrapper.PangoWidth;
}
else
{
wrapper.Layout.IndexToLineX(index, true, out l, out tmp);
}
//belowStart = tmp / Pango.Scale.PangoScale;
belowEnd = wrapper.PangoWidth / Pango.Scale.PangoScale;
if (wrapper.IsUncached)
{
wrapper.Dispose();
}
}
delta = editor.LineHeight / 3;
x1 = editor.TextViewMargin.XOffset - editor.HAdjustment.Value;
x2 = x1;
if (aboveStart < belowEnd)
{
//x1 += aboveStart;
x2 += belowEnd;
}
else if (aboveStart > belowEnd)
{
delta *= -1;
//x1 += belowEnd;
x2 += aboveStart;
}
else
{
//x1 += System.Math.Min (aboveStart, belowStart);
x2 += System.Math.Max(aboveEnd, belowEnd);
if (x1 == x2)
{
x2 += 50;
}
}
}
protected LineDescriptor (LineSegment line, int offset, int length)
{
this.Offset = offset;
this.Length = length;
this.MarkerLength = line.MarkerCount;
this.Spans = line.StartSpan;
}
void CalculateLineFit (TextEditor editor, LineSegment lineSegment)
{
KeyValuePair<int, int> textSize;
if (!lineWidthDictionary.TryGetValue (lineSegment, out textSize)) {
Pango.Layout textLayout = editor.TextViewMargin.GetLayout (lineSegment).Layout;
int textWidth, textHeight;
textLayout.GetPixelSize (out textWidth, out textHeight);
textSize = new KeyValuePair<int, int> (textWidth, textHeight);
if (textWidthDictionary.Count > 10000)
textWidthDictionary.Clear ();
lineWidthDictionary[lineSegment] = textSize;
}
EnsureLayoutCreated (editor);
fitsInSameLine = editor.TextViewMargin.XOffset + textSize.Key + LayoutWidth + errorPixbuf.Width + border + editor.LineHeight / 2 < editor.Allocation.Width;
}
public bool Equals (LineSegment line, int offset, int length, out bool isInvalid)
{
isInvalid = MarkerLength != line.MarkerCount || !line.StartSpan.Equals (Spans);
return offset == Offset && Length == length && !isInvalid;
}
internal protected abstract void Draw(Cairo.Context cr, Cairo.Rectangle area, LineSegment line, int lineNumber, double x, double y, double lineHeight);
public bool Equals (LineSegment line, int offset, int length, int selectionStart, int selectionEnd, out bool isInvalid)
{
int selStart = 0, selEnd = 0;
if (selectionEnd >= 0) {
selStart = selectionStart;
selEnd = selectionEnd;
}
return base.Equals (line, offset, length, out isInvalid) && selStart == this.SelectionStart && selEnd == this.SelectionEnd;
}
protected void InsertCharacter(uint unicodeKey)
{
if (!textEditorData.CanEdit(Data.Caret.Line))
{
return;
}
HideMouseCursor();
Document.BeginAtomicUndo();
textEditorData.DeleteSelectedText(textEditorData.IsSomethingSelected ? textEditorData.MainSelection.SelectionMode != SelectionMode.Block : true);
char ch = (char)unicodeKey;
if (!char.IsControl(ch) && textEditorData.CanEdit(Caret.Line))
{
LineSegment line = Document.GetLine(Caret.Line);
if (Caret.IsInInsertMode || Caret.Column >= line.EditableLength + 1)
{
string text = Caret.Column > line.EditableLength + 1 ? textEditorData.GetVirtualSpaces(Caret.Line, Caret.Column) + ch.ToString() : ch.ToString();
if (textEditorData.IsSomethingSelected && textEditorData.MainSelection.SelectionMode == SelectionMode.Block)
{
int length = 0;
for (int lineNumber = textEditorData.MainSelection.MinLine; lineNumber <= textEditorData.MainSelection.MaxLine; lineNumber++)
{
length = textEditorData.Insert(textEditorData.Document.GetLine(lineNumber).Offset + Caret.Column - 1, text);
}
Caret.PreserveSelection = true;
Caret.Column += length - 1;
textEditorData.MainSelection.Lead = new DocumentLocation(textEditorData.MainSelection.Lead.Line, Caret.Column + 1);
textEditorData.MainSelection.Anchor = new DocumentLocation(textEditorData.MainSelection.Anchor.Line, Caret.Column + 1);
Document.CommitMultipleLineUpdate(textEditorData.MainSelection.MinLine, textEditorData.MainSelection.MaxLine);
}
else
{
int length = textEditorData.Insert(Caret.Offset, text);
Caret.Column += length - 1;
}
}
else
{
int length = textEditorData.Replace(Caret.Offset, 1, ch.ToString());
if (length > 1)
{
Caret.Offset += length - 1;
}
}
// That causes unnecessary redraws:
// bool autoScroll = Caret.AutoScrollToCaret;
Caret.Column++;
if (Caret.PreserveSelection)
{
Caret.PreserveSelection = false;
}
// Caret.AutoScrollToCaret = autoScroll;
// if (autoScroll)
// Editor.ScrollToCaret ();
// Document.RequestUpdate (new LineUpdate (Caret.Line));
// Document.CommitDocumentUpdate ();
}
Document.EndAtomicUndo();
Document.OptimizeTypedUndo();
}
public void RemoveCachedLine (LineSegment line)
{
if (line == null)
return;
LayoutDescriptor descriptor;
if (layoutDict.TryGetValue (line, out descriptor)) {
descriptor.Dispose ();
layoutDict.Remove (line);
}
ChunkDescriptor chunkDesriptor;
if (chunkDict.TryGetValue (line, out chunkDesriptor)) {
chunkDict.Remove (line);
}
}
internal protected override void Draw(Cairo.Context cr, Cairo.Rectangle area, LineSegment lineSegment, int line, double x, double y, double lineHeight)
{
foldSegmentSize = marginWidth * 4 / 6;
foldSegmentSize -= (foldSegmentSize) % 2;
Cairo.Rectangle drawArea = new Cairo.Rectangle(x, y, marginWidth, lineHeight);
Document.LineState state = editor.Document.GetLineState(line);
bool isFoldStart = false;
bool isContaining = false;
bool isFoldEnd = false;
bool isStartSelected = false;
bool isContainingSelected = false;
bool isEndSelected = false;
if (line <= editor.Document.LineCount)
{
startFoldings.Clear();
containingFoldings.Clear();
endFoldings.Clear();
foreach (FoldSegment segment in editor.Document.GetFoldingContaining(lineSegment))
{
if (segment.StartLine.Offset == lineSegment.Offset)
{
startFoldings.Add(segment);
}
else if (segment.EndLine.Offset == lineSegment.Offset)
{
endFoldings.Add(segment);
}
else
{
containingFoldings.Add(segment);
}
}
isFoldStart = startFoldings.Count > 0;
isContaining = containingFoldings.Count > 0;
isFoldEnd = endFoldings.Count > 0;
isStartSelected = this.lineHover != null && IsMouseHover(startFoldings);
isContainingSelected = this.lineHover != null && IsMouseHover(containingFoldings);
isEndSelected = this.lineHover != null && IsMouseHover(endFoldings);
}
var bgGC = foldBgGC;
if (editor.TextViewMargin.BackgroundRenderer != null)
{
if (isContainingSelected || isStartSelected || isEndSelected)
{
bgGC = foldBgGC;
}
else
{
bgGC = foldLineHighlightedGCBg;
}
}
cr.Rectangle(drawArea);
cr.Color = bgGC;
cr.Fill();
if (state == Document.LineState.Changed)
{
cr.Color = lineStateChangedGC;
cr.Rectangle(x + 1, y, marginWidth / 3, lineHeight);
cr.Fill();
}
else if (state == Document.LineState.Dirty)
{
cr.Color = lineStateDirtyGC;
cr.Rectangle(x + 1, y, marginWidth / 3, lineHeight);
cr.Fill();
}
if (line < editor.Document.LineCount)
{
double foldSegmentYPos = y + System.Math.Floor(editor.LineHeight - foldSegmentSize) / 2;
double xPos = x + System.Math.Floor(marginWidth / 2) + 0.5;
if (isFoldStart)
{
bool isVisible = true;
bool moreLinedOpenFold = false;
foreach (FoldSegment foldSegment in startFoldings)
{
if (foldSegment.IsFolded)
{
isVisible = false;
}
else
{
moreLinedOpenFold = foldSegment.EndLine.Offset > foldSegment.StartLine.Offset;
}
}
bool isFoldEndFromUpperFold = false;
foreach (FoldSegment foldSegment in endFoldings)
{
if (foldSegment.EndLine.Offset > foldSegment.StartLine.Offset && !foldSegment.IsFolded)
{
isFoldEndFromUpperFold = true;
}
}
DrawFoldSegment(cr, x, y, isVisible, isStartSelected);
if (isContaining || isFoldEndFromUpperFold)
{
cr.DrawLine(isContainingSelected ? foldLineHighlightedGC : foldLineGC, xPos, drawArea.Y, xPos, foldSegmentYPos - 2);
}
if (isContaining || moreLinedOpenFold)
{
cr.DrawLine(isEndSelected || (isStartSelected && isVisible) || isContainingSelected ? foldLineHighlightedGC : foldLineGC, xPos, foldSegmentYPos + foldSegmentSize + 2, xPos, drawArea.Y + drawArea.Height);
}
}
else
{
if (isFoldEnd)
{
double yMid = drawArea.Y + drawArea.Height / 2;
cr.DrawLine(isEndSelected ? foldLineHighlightedGC : foldLineGC, xPos, yMid, x + marginWidth - 2, yMid);
cr.DrawLine(isContainingSelected || isEndSelected ? foldLineHighlightedGC : foldLineGC, xPos, drawArea.Y, xPos, yMid);
if (isContaining)
{
cr.DrawLine(isContainingSelected ? foldLineHighlightedGC : foldLineGC, xPos, yMid + 1, xPos, drawArea.Y + drawArea.Height);
}
}
else if (isContaining)
{
cr.DrawLine(isContainingSelected ? foldLineHighlightedGC : foldLineGC, xPos, drawArea.Y, xPos, drawArea.Y + drawArea.Height);
}
}
}
}
public MessageBubbleTextMarker (TextEditor editor, Task task, LineSegment lineSegment, bool isError, string errorMessage)
{
this.editor = editor;
this.task = task;
this.IsVisible = true;
this.lineSegment = lineSegment;
this.initialText = editor.Document.GetTextAt (lineSegment);
this.Flags = TextMarkerFlags.DrawsSelection;
AddError (isError, errorMessage);
editor.EditorOptionsChanged += HandleEditorEditorOptionsChanged;
errorPixbuf = ImageService.GetPixbuf (MonoDevelop.Ide.Gui.Stock.Error, Gtk.IconSize.Menu);
warningPixbuf = ImageService.GetPixbuf (MonoDevelop.Ide.Gui.Stock.Warning, Gtk.IconSize.Menu);
}
protected internal override void Draw (Cairo.Context cr, Cairo.Rectangle area, LineSegment line, int lineNr, double x, double y, double _lineHeight)
{
// double xStart = System.Math.Max (area.X, XOffset);
// xStart = System.Math.Max (0, xStart);
var lineArea = new Cairo.Rectangle (XOffset - 1, y, textEditor.Allocation.Width - XOffset + 1, _lineHeight);
int width, height;
double pangoPosition = (x - textEditor.HAdjustment.Value + TextStartPosition) * Pango.Scale.PangoScale;
defaultBgColor = Document.ReadOnly ? ColorStyle.ReadOnlyTextBg : ColorStyle.Default.CairoBackgroundColor;
// Draw the default back color for the whole line. Colors other than the default
// background will be drawn when rendering the text chunks.
DrawRectangleWithRuler (cr, x, lineArea, defaultBgColor, true);
bool isSelectionDrawn = false;
if (BackgroundRenderer != null)
BackgroundRenderer.Draw (cr, area, line, x, y, _lineHeight);
// Check if line is beyond the document length
if (line == null) {
if (textEditor.Options.ShowInvalidLines)
DrawInvalidLineMarker (cr, pangoPosition / Pango.Scale.PangoScale, y);
var marker = Document.GetExtendingTextMarker (lineNr);
if (marker != null)
marker.Draw (textEditor, cr, lineNr, lineArea);
return;
}
IEnumerable<FoldSegment> foldings = Document.GetStartFoldings (line);
int offset = line.Offset;
int caretOffset = Caret.Offset;
bool isEolFolded = false;
restart:
int logicalRulerColumn = line.GetLogicalColumn (textEditor.GetTextEditorData (), textEditor.Options.RulerColumn);
foreach (FoldSegment folding in foldings) {
int foldOffset = folding.StartLine.Offset + folding.Column - 1;
if (foldOffset < offset)
continue;
if (folding.IsFolded) {
DrawLinePart (cr, line, lineNr, logicalRulerColumn, offset, foldOffset - offset, ref pangoPosition, ref isSelectionDrawn, y, area.X + area.Width);
offset = folding.EndLine.Offset + folding.EndColumn;
markerLayout.SetText (folding.Description);
markerLayout.GetSize (out width, out height);
bool isFoldingSelected = !this.HideSelection && textEditor.IsSomethingSelected && textEditor.SelectionRange.Contains (folding.Segment);
double pixelX = pangoPosition / Pango.Scale.PangoScale;
double pixelWidth = (pangoPosition + width) / Pango.Scale.PangoScale - pixelX;
var foldingRectangle = new Cairo.Rectangle (pixelX + 0.5, y + 0.5, pixelWidth - cr.LineWidth, this.LineHeight - cr.LineWidth);
if (BackgroundRenderer == null) {
cr.Color = isFoldingSelected ? SelectionColor.CairoBackgroundColor : defaultBgColor;
cr.Rectangle (foldingRectangle);
cr.Fill ();
}
cr.Color = isFoldingSelected ? SelectionColor.CairoColor : ColorStyle.FoldLine.CairoColor;
cr.Rectangle (foldingRectangle);
cr.Stroke ();
cr.Save ();
cr.Translate (pangoPosition / Pango.Scale.PangoScale, y);
cr.Color = isFoldingSelected ? SelectionColor.CairoColor : ColorStyle.FoldLine.CairoColor;
cr.ShowLayout (markerLayout);
cr.Restore ();
if (caretOffset == foldOffset && !string.IsNullOrEmpty (folding.Description))
SetVisibleCaretPosition ((int)(pangoPosition / Pango.Scale.PangoScale), y);
pangoPosition += width;
if (caretOffset == foldOffset + folding.Length && !string.IsNullOrEmpty (folding.Description))
SetVisibleCaretPosition ((int)(pangoPosition / Pango.Scale.PangoScale), y);
if (folding.EndLine != line) {
line = folding.EndLine;
lineNr = Document.OffsetToLineNumber (line.Offset);
foldings = Document.GetStartFoldings (line);
isEolFolded = line.Length <= folding.EndColumn;
goto restart;
}
isEolFolded = line.Length <= folding.EndColumn;
}
}
// Draw remaining line - must be called for empty line parts as well because the caret may be at this positon
// and the caret position is calculated in DrawLinePart.
if (line.EndOffsetIncludingDelimiter - offset >= 0)
DrawLinePart (cr, line, lineNr, logicalRulerColumn, offset, line.Offset + line.Length - offset, ref pangoPosition, ref isSelectionDrawn, y, area.X + area.Width);
bool isEolSelected = !this.HideSelection && textEditor.IsSomethingSelected && textEditor.SelectionMode == SelectionMode.Normal && textEditor.SelectionRange.Contains (line.Offset + line.Length);
lineArea = new Cairo.Rectangle (pangoPosition / Pango.Scale.PangoScale,
lineArea.Y,
textEditor.Allocation.Width - pangoPosition / Pango.Scale.PangoScale,
lineArea.Height);
if (textEditor.SelectionMode == SelectionMode.Block && textEditor.IsSomethingSelected && textEditor.SelectionRange.Contains (line.Offset + line.Length)) {
DocumentLocation start = textEditor.MainSelection.Anchor;
DocumentLocation end = textEditor.MainSelection.Lead;
DocumentLocation visStart = textEditor.LogicalToVisualLocation (start);
DocumentLocation visEnd = textEditor.LogicalToVisualLocation (end);
double x1 = this.ColumnToX (line, visStart.Column);
double x2 = this.ColumnToX (line, visEnd.Column);
if (x1 > x2) {
var tmp = x1;
x1 = x2;
x2 = tmp;
}
x1 += XOffset - textEditor.HAdjustment.Value;
x2 += XOffset - textEditor.HAdjustment.Value;
if (x2 > lineArea.X) {
if (x1 - lineArea.X > 0) {
DrawRectangleWithRuler (cr, x, new Cairo.Rectangle (lineArea.X, lineArea.Y, x1 - lineArea.X, lineArea.Height), defaultBgColor, false);
lineArea = new Cairo.Rectangle (x1, lineArea.Y, lineArea.Width, lineArea.Height);
}
DrawRectangleWithRuler (cr, x, new Cairo.Rectangle (lineArea.X, lineArea.Y, x2 - lineArea.X, lineArea.Height), this.SelectionColor.CairoBackgroundColor, false);
lineArea = new Cairo.Rectangle (x2, lineArea.Y, textEditor.Allocation.Width - lineArea.X, lineArea.Height);
}
}
if (!isSelectionDrawn) {
if (isEolSelected) {
if (!Platform.IsMac) {
// prevent "gaps" in the selection drawing ('fuzzy' lines problem)
lineArea = new Cairo.Rectangle (pangoPosition / Pango.Scale.PangoScale,
lineArea.Y,
textEditor.Allocation.Width - pangoPosition / Pango.Scale.PangoScale + 1,
lineArea.Height);
} else {
// prevent "gaps" in the selection drawing ('fuzzy' lines problem)
lineArea = new Cairo.Rectangle (pangoPosition / Pango.Scale.PangoScale - 1,
lineArea.Y,
textEditor.Allocation.Width - pangoPosition / Pango.Scale.PangoScale + 1,
lineArea.Height);
}
DrawRectangleWithRuler (cr, x, lineArea, this.SelectionColor.CairoBackgroundColor, false);
} else if (!(HighlightCaretLine || textEditor.Options.HighlightCaretLine) || Caret.Line != lineNr) {
LayoutWrapper wrapper = GetLayout (line);
if (wrapper.EolSpanStack != null) {
foreach (var span in wrapper.EolSpanStack) {
var spanStyle = textEditor.ColorStyle.GetChunkStyle (span.Color);
if (!spanStyle.TransparentBackround && GetPixel (ColorStyle.Default.BackgroundColor) != GetPixel (spanStyle.BackgroundColor)) {
DrawRectangleWithRuler (cr, x, lineArea, spanStyle.CairoBackgroundColor, false);
break;
}
}
}
} else {
double xPos = pangoPosition / Pango.Scale.PangoScale;
DrawCaretLineMarker (cr, xPos, y, lineArea.X + lineArea.Width - xPos);
}
}
if (!isEolFolded && textEditor.Options.ShowEolMarkers)
DrawEolMarker (cr, line, isEolSelected, pangoPosition / Pango.Scale.PangoScale, y);
var extendingMarker = Document.GetExtendingTextMarker (lineNr);
if (extendingMarker != null)
extendingMarker.Draw (textEditor, cr, lineNr, lineArea);
lastLineRenderWidth = pangoPosition / Pango.Scale.PangoScale;
}
void UpdateExecutionLocation ()
{
if (DebuggingService.IsDebugging && !DebuggingService.IsRunning) {
var frame = CheckFrameIsInFile (DebuggingService.CurrentFrame)
?? CheckFrameIsInFile (DebuggingService.GetCurrentVisibleFrame ());
if (frame != null) {
if (lastDebugLine == frame.SourceLocation.Line)
return;
RemoveDebugMarkers ();
lastDebugLine = frame.SourceLocation.Line;
var segment = widget.TextEditor.Document.GetLine (lastDebugLine);
if (segment != null) {
if (DebuggingService.CurrentFrameIndex == 0) {
currentLineSegment = segment;
widget.TextEditor.Document.AddMarker (segment, currentDebugLineMarker);
} else {
debugStackSegment = segment;
widget.TextEditor.Document.AddMarker (segment, debugStackLineMarker);
}
widget.TextEditor.QueueDraw ();
}
return;
}
}
if (currentLineSegment != null || debugStackSegment != null) {
RemoveDebugMarkers ();
lastDebugLine = -1;
widget.TextEditor.QueueDraw ();
}
}
public DocumentLocation PointToLocation (double xp, double yp)
{
lineNumber = System.Math.Min (margin.YToLine (yp + margin.textEditor.VAdjustment.Value), margin.Document.LineCount);
line = lineNumber <= margin.Document.LineCount ? margin.Document.GetLine (lineNumber) : null;
if (line == null)
return DocumentLocation.Empty;
int offset = line.Offset;
yp = ((int)yp % margin.LineHeight);
xp -= margin.TextStartPosition;
xp += margin.textEditor.HAdjustment.Value;
xp *= Pango.Scale.PangoScale;
yp *= Pango.Scale.PangoScale;
yp = System.Math.Max (0, yp);
if (xp < 0)
return new DocumentLocation (lineNumber, DocumentLocation.MinColumn);
int column = DocumentLocation.MinColumn;
ISyntaxMode mode = margin.Document.SyntaxMode != null && margin.textEditor.Options.EnableSyntaxHighlighting ? margin.Document.SyntaxMode : new SyntaxMode (margin.Document);
IEnumerable<FoldSegment> foldings = margin.Document.GetStartFoldings (line);
bool done = false;
Pango.Layout measueLayout = null;
restart:
int logicalRulerColumn = line.GetLogicalColumn(margin.textEditor.GetTextEditorData(), margin.textEditor.Options.RulerColumn);
foreach (FoldSegment folding in foldings.Where(f => f.IsFolded))
{
int foldOffset = folding.StartLine.Offset + folding.Column - 1;
if (foldOffset < offset)
continue;
layoutWrapper = margin.CreateLinePartLayout(mode, line, logicalRulerColumn, line.Offset, foldOffset - offset, -1, -1);
done |= ConsumeLayout ((int)(xp - xPos), (int)yp);
if (done)
break;
int height, width;
layoutWrapper.Layout.GetPixelSize (out width, out height);
xPos += width * (int)Pango.Scale.PangoScale;
if (measueLayout == null) {
measueLayout = PangoUtil.CreateLayout (margin.textEditor, folding.Description);
measueLayout.FontDescription = margin.textEditor.Options.Font;
}
int delta;
measueLayout.GetPixelSize (out delta, out height);
delta *= (int)Pango.Scale.PangoScale;
xPos += delta;
if (xPos - delta / 2 >= xp) {
index = foldOffset - offset;
done = true;
break;
}
offset = folding.EndLine.Offset + folding.EndColumn;
DocumentLocation foldingEndLocation = margin.Document.OffsetToLocation(offset);
lineNumber = foldingEndLocation.Line;
column = foldingEndLocation.Column;
if (xPos >= xp) {
index = 0;
done = true;
break;
}
if (folding.EndLine != line) {
line = folding.EndLine;
foldings = margin.Document.GetStartFoldings (line);
goto restart;
}
}
if (!done) {
layoutWrapper = margin.CreateLinePartLayout(mode, line, logicalRulerColumn, offset, line.Offset + line.Length - offset, -1, -1);
ConsumeLayout ((int)(xp - xPos), (int)yp);
}
if (measueLayout != null)
measueLayout.Dispose ();
return new DocumentLocation (lineNumber, column + index);
}
public ErrorMarker (MonoDevelop.Projects.Dom.Error info, LineSegment line)
{
this.Info = info;
this.Line = line; // may be null if no line is assigned to the error.
string underlineColor;
if (info.ErrorType == ErrorType.Warning)
underlineColor = Mono.TextEditor.Highlighting.Style.WarningUnderlineString;
else
underlineColor = Mono.TextEditor.Highlighting.Style.ErrorUnderlineString;
if (Info.Region.Start.Line == info.Region.End.Line)
marker = new UnderlineMarker (underlineColor, Info.Region.Start.Column, info.Region.End.Column);
else
marker = new UnderlineMarker (underlineColor, 0, 0);
}
public double ColumnToX (LineSegment line, int column)
{
column--;
if (line == null || line.Length == 0 || column < 0)
return 0;
int logicalRulerColumn = line.GetLogicalColumn (textEditor.GetTextEditorData (), textEditor.Options.RulerColumn);
int lineOffset = line.Offset;
StringBuilder textBuilder = new StringBuilder ();
ISyntaxMode mode = Document.SyntaxMode != null && textEditor.Options.EnableSyntaxHighlighting ? Document.SyntaxMode : new SyntaxMode (Document);
var startChunk = GetCachedChunks (mode, Document, textEditor.ColorStyle, line, lineOffset, line.Length);
foreach (Chunk chunk in startChunk) {
try {
textBuilder.Append (Document.GetTextAt (chunk));
} catch (Exception e) {
Console.WriteLine (e);
return 0;
}
}
string lineText = textBuilder.ToString ();
char[] lineChars = lineText.ToCharArray ();
bool containsPreedit = textEditor.ContainsPreedit (lineOffset, line.Length);
uint preeditLength = 0;
if (containsPreedit) {
lineText = lineText.Insert (textEditor.preeditOffset - lineOffset, textEditor.preeditString);
preeditLength = (uint)textEditor.preeditString.Length;
}
if (column < lineText.Length)
lineText = lineText.Substring (0, column);
var layout = PangoUtil.CreateLayout (textEditor, lineText);
layout.Alignment = Pango.Alignment.Left;
layout.FontDescription = textEditor.Options.Font;
layout.Tabs = tabArray;
int startOffset = lineOffset, endOffset = lineOffset + line.Length;
uint curIndex = 0, byteIndex = 0;
uint curChunkIndex = 0, byteChunkIndex = 0;
List<Pango.Attribute> attributes = new List<Pango.Attribute> ();
uint oldEndIndex = 0;
foreach (Chunk chunk in startChunk) {
ChunkStyle chunkStyle = chunk != null ? textEditor.ColorStyle.GetChunkStyle (chunk) : null;
foreach (TextMarker marker in line.Markers)
chunkStyle = marker.GetStyle (chunkStyle);
if (chunkStyle != null) {
startOffset = chunk.Offset;
endOffset = chunk.EndOffset;
uint startIndex = (uint)(oldEndIndex);
uint endIndex = (uint)(startIndex + chunk.Length);
oldEndIndex = endIndex;
if (containsPreedit) {
if (textEditor.preeditOffset < startOffset)
startIndex += preeditLength;
if (textEditor.preeditOffset < endOffset)
endIndex += preeditLength;
}
HandleSelection (lineOffset, logicalRulerColumn, - 1, -1, chunk.Offset, chunk.EndOffset, delegate(int start, int end) {
Pango.AttrForeground foreGround = new Pango.AttrForeground (chunkStyle.Color.Red, chunkStyle.Color.Green, chunkStyle.Color.Blue);
foreGround.StartIndex = TranslateToUTF8Index (lineChars, (uint)(startIndex + start - chunk.Offset), ref curIndex, ref byteIndex);
foreGround.EndIndex = TranslateToUTF8Index (lineChars, (uint)(startIndex + end - chunk.Offset), ref curIndex, ref byteIndex);
attributes.Add (foreGround);
if (!chunkStyle.TransparentBackround) {
var background = new Pango.AttrBackground (chunkStyle.BackgroundColor.Red, chunkStyle.BackgroundColor.Green, chunkStyle.BackgroundColor.Blue);
background.StartIndex = foreGround.StartIndex;
background.EndIndex = foreGround.EndIndex;
attributes.Add (background);
}
}, delegate(int start, int end) {
Pango.AttrForeground selectedForeground = new Pango.AttrForeground (SelectionColor.Color.Red, SelectionColor.Color.Green, SelectionColor.Color.Blue);
selectedForeground.StartIndex = TranslateToUTF8Index (lineChars, (uint)(startIndex + start - chunk.Offset), ref curIndex, ref byteIndex);
selectedForeground.EndIndex = TranslateToUTF8Index (lineChars, (uint)(startIndex + end - chunk.Offset), ref curIndex, ref byteIndex);
attributes.Add (selectedForeground);
});
var translatedStartIndex = TranslateToUTF8Index (lineChars, (uint)startIndex, ref curChunkIndex, ref byteChunkIndex);
var translatedEndIndex = TranslateToUTF8Index (lineChars, (uint)endIndex, ref curChunkIndex, ref byteChunkIndex);
if (chunkStyle.Bold) {
Pango.AttrWeight attrWeight = new Pango.AttrWeight (Pango.Weight.Bold);
attrWeight.StartIndex = translatedStartIndex;
attrWeight.EndIndex = translatedEndIndex;
attributes.Add (attrWeight);
}
if (chunkStyle.Italic) {
Pango.AttrStyle attrStyle = new Pango.AttrStyle (Pango.Style.Italic);
attrStyle.StartIndex = translatedStartIndex;
attrStyle.EndIndex = translatedEndIndex;
attributes.Add (attrStyle);
}
if (chunkStyle.Underline) {
Pango.AttrUnderline attrUnderline = new Pango.AttrUnderline (Pango.Underline.Single);
attrUnderline.StartIndex = translatedStartIndex;
attrUnderline.EndIndex = translatedEndIndex;
attributes.Add (attrUnderline);
}
}
}
Pango.AttrList attributeList = new Pango.AttrList ();
attributes.ForEach (attr => attributeList.Insert (attr));
layout.Attributes = attributeList;
Pango.Rectangle ink_rect, logical_rect;
layout.GetExtents (out ink_rect, out logical_rect);
attributes.ForEach (attr => attr.Dispose ());
attributeList.Dispose ();
layout.Dispose ();
return (logical_rect.Width + Pango.Scale.PangoScale - 1) / Pango.Scale.PangoScale;
}
internal protected override void MouseLeft ()
{
base.MouseLeft ();
if (lineHover != null) {
lineHover = null;
editor.RedrawMargin (this);
}
delayTimer.Stop ();
RemoveBackgroundRenderer ();
}
public abstract void Analyze(Document doc, LineSegment line, Chunk startChunk, int startOffset, int endOffset);
