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package sun.java2d.loops;

import sun.java2d.loops.GraphicsPrimitive;
import sun.java2d.pipe.Region;
import sun.java2d.SunGraphics2D;
import sun.java2d.SurfaceData;
import sun.font.GlyphList;

DrawGlyphListAA - loops for AATextRenderer pipe 1) draw anti-aliased text onto destination surface 2) must accept output area [x, y, dx, dy] from within the surface description data for clip rect
/** * DrawGlyphListAA - loops for AATextRenderer pipe * 1) draw anti-aliased text onto destination surface * 2) must accept output area [x, y, dx, dy] * from within the surface description data for clip rect */
public class DrawGlyphListAA extends GraphicsPrimitive { public static final String methodSignature = "DrawGlyphListAA(...)".toString(); public static final int primTypeID = makePrimTypeID(); public static DrawGlyphListAA locate(SurfaceType srctype, CompositeType comptype, SurfaceType dsttype) { return (DrawGlyphListAA) GraphicsPrimitiveMgr.locate(primTypeID, srctype, comptype, dsttype); } protected DrawGlyphListAA(SurfaceType srctype, CompositeType comptype, SurfaceType dsttype) { super(methodSignature, primTypeID, srctype, comptype, dsttype); } public DrawGlyphListAA(long pNativePrim, SurfaceType srctype, CompositeType comptype, SurfaceType dsttype) { super(pNativePrim, methodSignature, primTypeID, srctype, comptype, dsttype); } public native void DrawGlyphListAA(SunGraphics2D sg2d, SurfaceData dest, GlyphList srcData); static { GraphicsPrimitiveMgr.registerGeneral( new DrawGlyphListAA(null, null, null)); } public GraphicsPrimitive makePrimitive(SurfaceType srctype, CompositeType comptype, SurfaceType dsttype) { return new General(srctype, comptype, dsttype); } public static class General extends DrawGlyphListAA { MaskFill maskop; public General(SurfaceType srctype, CompositeType comptype, SurfaceType dsttype) { super(srctype, comptype, dsttype); maskop = MaskFill.locate(srctype, comptype, dsttype); } public void DrawGlyphListAA(SunGraphics2D sg2d, SurfaceData dest, GlyphList gl) { gl.getBounds(); // Don't delete, bug 4895493 int num = gl.getNumGlyphs(); Region clip = sg2d.getCompClip(); int cx1 = clip.getLoX(); int cy1 = clip.getLoY(); int cx2 = clip.getHiX(); int cy2 = clip.getHiY(); for (int i = 0; i < num; i++) { gl.setGlyphIndex(i); int[] metrics = gl.getMetrics(); int gx1 = metrics[0]; int gy1 = metrics[1]; int w = metrics[2]; int gx2 = gx1 + w; int gy2 = gy1 + metrics[3]; int off = 0; if (gx1 < cx1) { off = cx1 - gx1; gx1 = cx1; } if (gy1 < cy1) { off += (cy1 - gy1) * w; gy1 = cy1; } if (gx2 > cx2) gx2 = cx2; if (gy2 > cy2) gy2 = cy2; if (gx2 > gx1 && gy2 > gy1) { byte[] alpha = gl.getGrayBits(); maskop.MaskFill(sg2d, dest, sg2d.composite, gx1, gy1, gx2 - gx1, gy2 - gy1, alpha, off, w); } } } } public GraphicsPrimitive traceWrap() { return new TraceDrawGlyphListAA(this); } private static class TraceDrawGlyphListAA extends DrawGlyphListAA { DrawGlyphListAA target; public TraceDrawGlyphListAA(DrawGlyphListAA target) { super(target.getSourceType(), target.getCompositeType(), target.getDestType()); this.target = target; } public GraphicsPrimitive traceWrap() { return this; } public void DrawGlyphListAA(SunGraphics2D sg2d, SurfaceData dest, GlyphList glyphs) { tracePrimitive(target); target.DrawGlyphListAA(sg2d, dest, glyphs); } } }