Code Coverage Statistics for Source File
c:\Tools\SD3\src\Libraries\ICSharpCode.TextEditor\Project\Src\Util\TipText.cs
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// <file> |
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// <copyright see="prj:///doc/copyright.txt"/> |
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// <license see="prj:///doc/license.txt"/> |
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// <owner name="none" email=""/> |
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// <version>$Revision: 2561 $</version> |
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// </file> |
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using System; |
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using System.Drawing; |
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namespace ICSharpCode.TextEditor.Util |
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{ |
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class CountTipText: TipText |
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{ |
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float triHeight = 10; |
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float triWidth = 10; |
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public CountTipText(Graphics graphics, Font font, string text) : base(graphics, font, text) |
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{ |
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} |
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void DrawTriangle(float x, float y, bool flipped) |
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{ |
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Brush brush = BrushRegistry.GetBrush(Color.FromArgb(192, 192, 192)); |
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base.Graphics.FillRectangle(brush, new RectangleF(x, y, triHeight, triHeight)); |
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float triHeight2 = triHeight / 2; |
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float triHeight4 = triHeight / 4; |
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brush = Brushes.Black; |
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if (flipped) { |
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base.Graphics.FillPolygon(brush, new PointF[] { |
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new PointF(x, y + triHeight2 - triHeight4), |
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new PointF(x + triWidth / 2, y + triHeight2 + triHeight4), |
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new PointF(x + triWidth, y + triHeight2 - triHeight4), |
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}); |
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} else { |
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base.Graphics.FillPolygon(brush, new PointF[] { |
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new PointF(x, y + triHeight2 + triHeight4), |
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new PointF(x + triWidth / 2, y + triHeight2 - triHeight4), |
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new PointF(x + triWidth, y + triHeight2 + triHeight4), |
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}); |
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} |
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} |
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public Rectangle DrawingRectangle1; |
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public Rectangle DrawingRectangle2; |
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public override void Draw(PointF location) |
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{ |
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if (tipText != null && tipText.Length > 0) { |
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base.Draw(new PointF(location.X + triWidth + 4, location.Y)); |
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DrawingRectangle1 = new Rectangle((int)location.X + 2, |
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(int)location.Y + 2, |
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(int)(triWidth), |
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(int)(triHeight)); |
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DrawingRectangle2 = new Rectangle((int)(location.X + base.AllocatedSize.Width - triWidth - 2), |
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(int)location.Y + 2, |
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(int)(triWidth), |
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(int)(triHeight)); |
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DrawTriangle(location.X + 2, location.Y + 2, false); |
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DrawTriangle(location.X + base.AllocatedSize.Width - triWidth - 2, location.Y + 2, true); |
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} |
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} |
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protected override void OnMaximumSizeChanged() |
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{ |
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if (IsTextVisible()) { |
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SizeF tipSize = Graphics.MeasureString |
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(tipText, tipFont, MaximumSize, |
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GetInternalStringFormat()); |
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tipSize.Width += triWidth * 2 + 8; |
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SetRequiredSize(tipSize); |
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} else { |
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SetRequiredSize(SizeF.Empty); |
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} |
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} |
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} |
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class TipText: TipSection |
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{ |
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protected StringAlignment horzAlign; |
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protected StringAlignment vertAlign; |
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protected Color tipColor; |
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protected Font tipFont; |
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protected StringFormat tipFormat; |
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protected string tipText; |
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public TipText(Graphics graphics, Font font, string text): |
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base(graphics) |
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{ |
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tipFont = font; tipText = text; |
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if (text != null && text.Length > short.MaxValue) |
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throw new ArgumentException("TipText: text too long (max. is " + short.MaxValue + " characters)", "text"); |
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Color = SystemColors.InfoText; |
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HorizontalAlignment = StringAlignment.Near; |
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VerticalAlignment = StringAlignment.Near; |
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} |
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public override void Draw(PointF location) |
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{ |
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if (IsTextVisible()) { |
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RectangleF drawRectangle = new RectangleF(location, AllocatedSize); |
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Graphics.DrawString(tipText, tipFont, |
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BrushRegistry.GetBrush(Color), |
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drawRectangle, |
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GetInternalStringFormat()); |
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} |
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} |
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protected StringFormat GetInternalStringFormat() |
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{ |
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if (tipFormat == null) { |
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tipFormat = CreateTipStringFormat(horzAlign, vertAlign); |
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} |
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return tipFormat; |
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} |
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protected override void OnMaximumSizeChanged() |
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{ |
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base.OnMaximumSizeChanged(); |
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if (IsTextVisible()) { |
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SizeF tipSize = Graphics.MeasureString |
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(tipText, tipFont, MaximumSize, |
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GetInternalStringFormat()); |
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SetRequiredSize(tipSize); |
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} else { |
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SetRequiredSize(SizeF.Empty); |
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} |
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} |
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static StringFormat CreateTipStringFormat(StringAlignment horizontalAlignment, StringAlignment verticalAlignment) |
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{ |
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StringFormat format = (StringFormat)StringFormat.GenericTypographic.Clone(); |
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format.FormatFlags = StringFormatFlags.FitBlackBox | StringFormatFlags.MeasureTrailingSpaces; |
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// note: Align Near, Line Center seemed to do something before |
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format.Alignment = horizontalAlignment; |
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format.LineAlignment = verticalAlignment; |
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return format; |
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} |
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protected bool IsTextVisible() |
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{ |
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return tipText != null && tipText.Length > 0; |
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} |
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public Color Color { |
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get { |
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return tipColor; |
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} |
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set { |
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tipColor = value; |
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} |
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} |
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public StringAlignment HorizontalAlignment { |
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get { |
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return horzAlign; |
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} |
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set { |
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horzAlign = value; |
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tipFormat = null; |
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} |
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} |
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public StringAlignment VerticalAlignment { |
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get { |
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return vertAlign; |
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} |
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set { |
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vertAlign = value; |
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tipFormat = null; |
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} |
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} |
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} |
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} |