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Performance: use clipped polygon to draw lines #48

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Merged
merged 2 commits into from
Nov 28, 2012
Merged

Performance: use clipped polygon to draw lines #48

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9fe5a91
ignore IntelliJ project files
nigelzor Nov 27, 2012
f553548
use clipped polygon to draw lines, too
nigelzor Nov 27, 2012
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2 changes: 2 additions & 0 deletions .gitignore
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Original file line number Diff line number Diff line change
Expand Up @@ -4,3 +4,5 @@
/deploy.bat
/GCViewer.ofp
/releasenotes.txt
/*.iml
/.idea/
4 changes: 2 additions & 2 deletions src/main/java/com/tagtraum/perf/gcviewer/renderer/PolygonChartRenderer.java
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Original file line number Diff line number Diff line change
Expand Up @@ -55,22 +55,22 @@ public void paintComponent(Graphics2D g2d) {
// don't recompute polygon for each paint event
polygon = computePolygon(getModelChart(), getModelChart().getModel());
}
clippedPolygon = initClippedPolygon(polygon, g2d.getClip());
if (drawPolygon) {
// don't antialias the polygon, if we are going to antialias the bounding lines
Object oldAAHint = g2d.getRenderingHint(RenderingHints.KEY_ANTIALIASING);
if (isDrawLine()) {
g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_OFF);
}
g2d.setPaint(createPaint(polygon));
clippedPolygon = initClippedPolygon(polygon, g2d.getClip());
g2d.fillPolygon(clippedPolygon);
if (isDrawLine()) {
g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, oldAAHint);
}
}
if (isDrawLine()) {
g2d.setPaint(getLinePaint());
g2d.drawPolyline(polygon.xpoints, polygon.ypoints, polygon.npoints-1);
g2d.drawPolyline(clippedPolygon.xpoints, clippedPolygon.ypoints, clippedPolygon.npoints-1);
}
}

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