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/*
* Copyright (c) 2011, 2022, 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
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package com.sun.javafx.webkit.prism;
import com.sun.javafx.iio.ImageFrame;
import com.sun.javafx.logging.PlatformLogger;
import com.sun.javafx.logging.PlatformLogger.Level;
import com.sun.prism.Graphics;
import com.sun.prism.Image;
import com.sun.prism.PrinterGraphics;
import com.sun.prism.ResourceFactory;
import com.sun.prism.Texture;
import com.sun.prism.image.CompoundCoords;
import com.sun.prism.image.CompoundTexture;
import com.sun.prism.image.Coords;
import com.sun.prism.image.ViewPort;
import java.nio.ByteBuffer;
import javafx.scene.image.PixelFormat;
/**
* @author Alexey.Ushakov
*/
final class WCImageImpl extends PrismImage {
private final static PlatformLogger log =
PlatformLogger.getLogger(WCImageImpl.class.getName());
private final Image img;
private Texture texture;
private CompoundTexture compoundTexture;
WCImageImpl(int w, int h) {
if (log.isLoggable(Level.FINE)) {
log.fine("Creating empty image({0},{1})",
new Object[] {w, h});
}
img = Image.fromIntArgbPreData(new int[w*h], w, h);
}
WCImageImpl(int[] buffer, int w, int h) {
if (log.isLoggable(Level.FINE)) {
log.fine("Creating image({0},{1}) from buffer",
new Object[] {w, h});
}
img = Image.fromIntArgbPreData(buffer, w, h);
}
WCImageImpl(ImageFrame frame) {
if (log.isLoggable(Level.FINE)) {
log.fine("Creating image {0}x{1} of type {2} from buffer",
new Object[]{frame.getWidth(), frame.getHeight(), frame.getImageType()});
}
img = Image.convertImageFrame(frame);
}
@Override
Image getImage() {
return img;
}
@Override
Graphics getGraphics() {
return null;
}
@Override
void draw(Graphics g,
int dstx1, int dsty1, int dstx2, int dsty2,
int srcx1, int srcy1, int srcx2, int srcy2)
{
ResourceFactory resourceFactory = g.getResourceFactory();
if (resourceFactory.isDisposed()) {
log.fine("WCImageImpl::draw : skip because device disposed or not ready");
return;
}
if (g instanceof PrinterGraphics) {
// We're printing. Wrap [img] into a J2DTexture and draw it.
Texture t = resourceFactory.createTexture(
img, Texture.Usage.STATIC, Texture.WrapMode.CLAMP_NOT_NEEDED);
g.drawTexture(t,
dstx1, dsty1, dstx2, dsty2,
srcx1, srcy1, srcx2, srcy2);
t.dispose();
return;
}
if (texture != null) {
texture.lock();
if (texture.isSurfaceLost()) {
texture = null;
}
}
if (texture == null && compoundTexture == null) {
int maxSize = resourceFactory.getMaximumTextureSize();
if (img.getWidth() <= maxSize && img.getHeight() <= maxSize) {
texture = resourceFactory.createTexture(img, Texture.Usage.DEFAULT, Texture.WrapMode.CLAMP_TO_EDGE);
assert texture != null;
} else {
compoundTexture = new CompoundTexture(img, maxSize);
}
}
if (texture != null) {
assert compoundTexture == null;
g.drawTexture(
texture,
dstx1, dsty1, dstx2, dsty2,
srcx1, srcy1, srcx2, srcy2);
texture.unlock();
} else {
assert compoundTexture != null;
ViewPort viewPort = new ViewPort(
srcx1,
srcy1,
srcx2 - srcx1,
srcy2 - srcy1);
Coords coords = new Coords(dstx2 - dstx1, dsty2 - dsty1, viewPort);
CompoundCoords compoundCoords = new CompoundCoords(
compoundTexture,
coords);
compoundCoords.draw(g, compoundTexture, dstx1, dsty1);
}
}
@Override
void dispose() {
if (texture != null) {
texture.dispose();
texture = null;
}
if (compoundTexture != null) {
compoundTexture.dispose();
compoundTexture = null;
}
}
@Override
public int getWidth() {
return img.getWidth();
}
@Override
public int getHeight() {
return img.getHeight();
}
@Override
public ByteBuffer getPixelBuffer() {
int w = img.getWidth();
int h = img.getHeight();
int s = w*4;
ByteBuffer pixels = ByteBuffer.allocate(s * h);
img.getPixels(0, 0, w, h,
PixelFormat.getByteBgraInstance(),
pixels, s);
return pixels;
}
@Override
public float getPixelScale() {
return img.getPixelScale();
}
}
