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painting optimization

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bancika
2011-01-15 21:05:31 +00:00
parent 0ceed9a93a
commit 60e0ce6392
1 changed files with 5 additions and 1 deletions
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diy-layout-creator --username bancika@gmail.com/DIYLC/src/org/diylc/presenter/G2DWrapper.java
+5 -1
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@@ -62,6 +62,7 @@ class G2DWrapper extends Graphics2D {
private Font originalFont; private Font originalFont;
private AffineTransform currentTx; private AffineTransform currentTx;
private Area currentArea; private Area currentArea;
private Shape lastFilledShape;
/** /**
* Creates a wrapper around specified {@link Graphics2D} object. * Creates a wrapper around specified {@link Graphics2D} object.
@@ -87,6 +88,7 @@ class G2DWrapper extends Graphics2D {
originalComposite = canvasGraphics.getComposite(); originalComposite = canvasGraphics.getComposite();
originalFont = canvasGraphics.getFont(); originalFont = canvasGraphics.getFont();
currentTx = new AffineTransform(); currentTx = new AffineTransform();
lastFilledShape = null;
} }
/** /**
@@ -117,6 +119,7 @@ class G2DWrapper extends Graphics2D {
Area area = new Area(s); Area area = new Area(s);
area.transform(currentTx); area.transform(currentTx);
currentArea.add(area); currentArea.add(area);
lastFilledShape = s;
} }
/** /**
@@ -125,7 +128,8 @@ class G2DWrapper extends Graphics2D {
* @param s * @param s
*/ */
private void appendShapeOutline(Shape s) { private void appendShapeOutline(Shape s) {
if (!drawingComponent) { // Do not add shape outline if the same shape has been filled recently.
if (!drawingComponent || s.equals(lastFilledShape)) {
return; return;
} }
PathIterator pathIterator = s.getPathIterator(null); PathIterator pathIterator = s.getPathIterator(null);