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Java example source code file (D3DTextRenderer.java)

This example Java source code file (D3DTextRenderer.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

awt, bufferedtextpipe, composite, d3ddrawglyphs, d3dsurfacedata, d3dtextrenderer, font, glyphlist, java2d, override, tracer

The D3DTextRenderer.java Java example source code

/*
 * Copyright (c) 2007, 2008, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

package sun.java2d.d3d;

import java.awt.Composite;
import sun.font.GlyphList;
import sun.java2d.SunGraphics2D;
import sun.java2d.loops.GraphicsPrimitive;
import sun.java2d.pipe.BufferedTextPipe;
import sun.java2d.pipe.RenderQueue;

class D3DTextRenderer extends BufferedTextPipe {

    D3DTextRenderer(RenderQueue rq) {
        super(rq);
    }

    @Override
    protected native void drawGlyphList(int numGlyphs, boolean usePositions,
                                        boolean subPixPos, boolean rgbOrder,
                                        int lcdContrast,
                                        float glOrigX, float glOrigY,
                                        long[] images, float[] positions);

    @Override
    protected void validateContext(SunGraphics2D sg2d, Composite comp) {
        // assert rq.lock.isHeldByCurrentThread();
        D3DSurfaceData d3dDst = (D3DSurfaceData)sg2d.surfaceData;
        D3DContext.validateContext(d3dDst, d3dDst,
                                   sg2d.getCompClip(), comp,
                                   null, sg2d.paint, sg2d,
                                   D3DContext.NO_CONTEXT_FLAGS);
    }

    D3DTextRenderer traceWrap() {
        return new Tracer(this);
    }

    private static class Tracer extends D3DTextRenderer {
        Tracer(D3DTextRenderer d3dtr) {
            super(d3dtr.rq);
        }
        protected void drawGlyphList(SunGraphics2D sg2d, GlyphList gl) {
            GraphicsPrimitive.tracePrimitive("D3DDrawGlyphs");
            super.drawGlyphList(sg2d, gl);
        }
    }
}

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