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Diffstat (limited to 'main/src/addins/MonoDevelop.SourceEditor2/MonoDevelop.SourceEditor/TextMarker/WavedLineMarker.cs')
| -rw-r--r-- | main/src/addins/MonoDevelop.SourceEditor2/MonoDevelop.SourceEditor/TextMarker/WavedLineMarker.cs | 133 |
1 files changed, 133 insertions, 0 deletions
diff --git a/main/src/addins/MonoDevelop.SourceEditor2/MonoDevelop.SourceEditor/TextMarker/WavedLineMarker.cs b/main/src/addins/MonoDevelop.SourceEditor2/MonoDevelop.SourceEditor/TextMarker/WavedLineMarker.cs new file mode 100644 index 0000000000..fdd11c9729 --- /dev/null +++ b/main/src/addins/MonoDevelop.SourceEditor2/MonoDevelop.SourceEditor/TextMarker/WavedLineMarker.cs @@ -0,0 +1,133 @@ +// +// WavedLineMarker.cs +// +// Author: +// Mike Krüger <mkrueger@xamarin.com> +// +// Copyright (c) 2014 Xamarin Inc. (http://xamarin.com) +// +// Permission is hereby granted, free of charge, to any person obtaining a copy +// of this software and associated documentation files (the "Software"), to deal +// in the Software without restriction, including without limitation the rights +// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +// copies of the Software, and to permit persons to whom the Software is +// furnished to do so, subject to the following conditions: +// +// The above copyright notice and this permission notice shall be included in +// all copies or substantial portions of the Software. +// +// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN +// THE SOFTWARE. +using System; +using Mono.TextEditor; +using MonoDevelop.Components; +using MonoDevelop.Debugger; +using Pango; + +namespace MonoDevelop.SourceEditor +{ + class GenericUnderlineMarker : UnderlineTextSegmentMarker, MonoDevelop.Ide.Editor.IGenericTextSegmentMarker + { + HslColor color; + + HslColor MonoDevelop.Ide.Editor.IGenericTextSegmentMarker.Color { + get { + return color; + } + set { + color = value; + } + } + + public GenericUnderlineMarker (TextSegment segment, MonoDevelop.Ide.Editor.TextSegmentMarkerEffect effect) : base ("", segment) + { + this.effect = effect; + } + + public override void Draw (MonoTextEditor editor, Cairo.Context cr, LineMetrics layout, int startOffset, int endOffset) + { + if (DebuggingService.IsDebugging) + return; + int markerStart = Segment.Offset; + int markerEnd = Segment.EndOffset; + if (markerEnd < startOffset || markerStart > endOffset) + return; + + double drawFrom; + double drawTo; + double y = layout.LineYRenderStartPosition; + double startXPos = layout.TextRenderStartPosition; + double endXPos = layout.TextRenderEndPosition; + + if (markerStart < startOffset && endOffset < markerEnd) { + drawTo = endXPos; + var line = editor.GetLineByOffset (startOffset); + int offset = line.GetIndentation (editor.Document).Length; + drawFrom = startXPos + (layout.Layout.Layout.IndexToPos (offset).X / Pango.Scale.PangoScale); + } else { + int start; + if (startOffset < markerStart) { + start = markerStart; + } else { + var line = editor.GetLineByOffset (startOffset); + int offset = line.GetIndentation (editor.Document).Length; + start = startOffset + offset; + } + int end = endOffset < markerEnd ? endOffset : markerEnd; + int x_pos; + + x_pos = layout.Layout.Layout.IndexToPos (start - startOffset).X; + drawFrom = startXPos + (int)(x_pos / Pango.Scale.PangoScale); + x_pos = layout.Layout.Layout.IndexToPos (end - startOffset).X; + + drawTo = startXPos + (int)(x_pos / Pango.Scale.PangoScale); + } + + drawFrom = Math.Max (drawFrom, editor.TextViewMargin.XOffset); + drawTo = Math.Max (drawTo, editor.TextViewMargin.XOffset); + if (drawFrom >= drawTo) + return; + + double height = editor.LineHeight / 5; + cr.SetSourceColor (color); + if (effect == MonoDevelop.Ide.Editor.TextSegmentMarkerEffect.WavedLine) { + Pango.CairoHelper.ShowErrorUnderline (cr, drawFrom, y + editor.LineHeight - height, drawTo - drawFrom, height); + } else if (effect == MonoDevelop.Ide.Editor.TextSegmentMarkerEffect.DottedLine) { + cr.Save (); + cr.LineWidth = 1; + cr.MoveTo (drawFrom + 1, y + editor.LineHeight - 1 + 0.5); + cr.RelLineTo (Math.Min (drawTo - drawFrom, 4 * 3), 0); + cr.SetDash (new double[] { 2, 2 }, 0); + cr.Stroke (); + cr.Restore (); + } else { + cr.MoveTo (drawFrom, y + editor.LineHeight - 1); + cr.LineTo (drawTo, y + editor.LineHeight - 1); + cr.Stroke (); + } + } + + public event EventHandler<MonoDevelop.Ide.Editor.TextMarkerMouseEventArgs> MousePressed; + + public event EventHandler<MonoDevelop.Ide.Editor.TextMarkerMouseEventArgs> MouseHover; + + object MonoDevelop.Ide.Editor.ITextSegmentMarker.Tag { + get; + set; + } + + MonoDevelop.Ide.Editor.TextSegmentMarkerEffect effect; + MonoDevelop.Ide.Editor.TextSegmentMarkerEffect MonoDevelop.Ide.Editor.IGenericTextSegmentMarker.Effect { + get { + return effect; + } + } + + } +} + |