public Paint ( |
||
g | ||
rect | ||
리턴 | void |
protected override void OnPaint(System.Windows.Forms.PaintEventArgs e) { int currentXPos = 0; int currentYPos = 0; bool adjustScrollBars = false; Graphics g = e.Graphics; Rectangle clipRectangle = e.ClipRectangle; bool isFullRepaint = clipRectangle.X == 0 && clipRectangle.Y == 0 && clipRectangle.Width == this.Width && clipRectangle.Height == this.Height; g.TextRenderingHint = this.TextEditorProperties.TextRenderingHint; if (updateMargin != null) { updateMargin.Paint(g, updateMargin.DrawingPosition); // clipRectangle.Intersect(updateMargin.DrawingPosition); } if (clipRectangle.Width <= 0 || clipRectangle.Height <= 0) { return; } foreach (AbstractMargin margin in leftMargins) { if (margin.IsVisible) { Rectangle marginRectangle = new Rectangle(currentXPos, currentYPos, margin.Size.Width, Height - currentYPos); if (marginRectangle != margin.DrawingPosition) { // margin changed size if (!isFullRepaint && !clipRectangle.Contains(marginRectangle)) { Invalidate(); // do a full repaint } adjustScrollBars = true; margin.DrawingPosition = marginRectangle; } currentXPos += margin.DrawingPosition.Width; if (clipRectangle.IntersectsWith(marginRectangle)) { marginRectangle.Intersect(clipRectangle); if (!marginRectangle.IsEmpty) { margin.Paint(g, marginRectangle); } } } } Rectangle textViewArea = new Rectangle(currentXPos, currentYPos, Width - currentXPos, Height - currentYPos); if (textViewArea != textView.DrawingPosition) { adjustScrollBars = true; textView.DrawingPosition = textViewArea; // update caret position (but outside of WM_PAINT!) BeginInvoke((MethodInvoker)caret.UpdateCaretPosition); } if (clipRectangle.IntersectsWith(textViewArea)) { textViewArea.Intersect(clipRectangle); if (!textViewArea.IsEmpty) { textView.Paint(g, textViewArea); } } if (adjustScrollBars) { this.motherTextAreaControl.AdjustScrollBars(); } // we cannot update the caret position here, it's not allowed to call the caret API inside WM_PAINT //Caret.UpdateCaretPosition(); base.OnPaint(e); }
protected override void OnPaint(System.Windows.Forms.PaintEventArgs e) { int currentXPos = 0; int currentYPos = 0; bool adjustScrollBars = false; Graphics g = e.Graphics; Rectangle clipRectangle = e.ClipRectangle; if (updateMargin != null) { updateMargin.Paint(g, updateMargin.DrawingPosition); // clipRectangle.Intersect(updateMargin.DrawingPosition); } if (clipRectangle.Width <= 0 || clipRectangle.Height <= 0) { return; } if (this.TextEditorProperties.UseAntiAliasedFont) { g.TextRenderingHint = TextRenderingHint.ClearTypeGridFit; } else { g.TextRenderingHint = TextRenderingHint.SystemDefault; } foreach (AbstractMargin margin in leftMargins) { if (margin.IsVisible) { Rectangle marginRectangle = new Rectangle(currentXPos, currentYPos, margin.Size.Width, Height - currentYPos); if (marginRectangle != margin.DrawingPosition) { adjustScrollBars = true; margin.DrawingPosition = marginRectangle; } currentXPos += margin.DrawingPosition.Width; if (clipRectangle.IntersectsWith(marginRectangle)) { marginRectangle.Intersect(clipRectangle); if (!marginRectangle.IsEmpty) { margin.Paint(g, marginRectangle); } } } } Rectangle textViewArea = new Rectangle(currentXPos, currentYPos, Width - currentXPos, Height - currentYPos); if (textViewArea != textView.DrawingPosition) { adjustScrollBars = true; textView.DrawingPosition = textViewArea; } if (clipRectangle.IntersectsWith(textViewArea)) { textViewArea.Intersect(clipRectangle); if (!textViewArea.IsEmpty) { textView.Paint(g, textViewArea); } } if (adjustScrollBars) { this.motherTextAreaControl.AdjustScrollBars(null, null); } Caret.UpdateCaretPosition(); base.OnPaint(e); }