com.sun.scenario.effect.impl.prism.PrCropPeer Maven / Gradle / Ivy
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package com.sun.scenario.effect.impl.prism;
import com.sun.javafx.geom.Rectangle;
import com.sun.javafx.geom.transform.BaseTransform;
import com.sun.prism.Graphics;
import com.sun.scenario.effect.Effect;
import com.sun.scenario.effect.FilterContext;
import com.sun.scenario.effect.ImageData;
import com.sun.scenario.effect.impl.EffectPeer;
import com.sun.scenario.effect.impl.Renderer;
import com.sun.scenario.effect.impl.state.RenderState;
public class PrCropPeer extends EffectPeer {
public PrCropPeer(FilterContext fctx, Renderer r, String uniqueName) {
super(fctx, r, uniqueName);
}
@Override
public ImageData filter(Effect effect,
RenderState rstate,
BaseTransform transform,
Rectangle outputClip,
ImageData... inputs)
{
FilterContext fctx = getFilterContext();
ImageData srcData = inputs[0];
Rectangle srcBounds = srcData.getTransformedBounds(null);
if (outputClip.contains(srcBounds)) {
srcData.addref();
return srcData;
}
Rectangle dstBounds = new Rectangle(srcBounds);
dstBounds.intersectWith(outputClip);
int w = dstBounds.width;
int h = dstBounds.height;
PrDrawable dst = (PrDrawable)getRenderer().getCompatibleImage(w, h);
if (!srcData.validate(fctx) || dst == null) {
dst = null;
} else {
Graphics gdst = dst.createGraphics();
PrEffectHelper.renderImageData(gdst, srcData, dstBounds);
}
return new ImageData(fctx, dst, dstBounds);
}
}