Animation.java
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/*
* Decompiled with CFR 0_118.
*/
package com.day.image;
import com.day.image.ImageSupport;
import com.day.image.Layer;
import com.day.imageio.plugins.GIFImageMetadata;
import com.day.imageio.plugins.GIFStreamMetadata;
import java.awt.Color;
import java.awt.image.BufferedImage;
import java.awt.image.RenderedImage;
import java.io.IOException;
import java.io.OutputStream;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import javax.imageio.IIOImage;
import javax.imageio.ImageIO;
import javax.imageio.ImageTypeSpecifier;
import javax.imageio.ImageWriteParam;
import javax.imageio.ImageWriter;
import javax.imageio.metadata.IIOMetadata;
import javax.imageio.stream.ImageOutputStream;
public class Animation {
public static int DISPOSAL_NONE = 0;
public static int DISPOSAL_NO = 1;
public static int DISPOSAL_BACKGROUND = 2;
public static int DISPOSAL_PREVIOUS = 4;
private List layers = new ArrayList();
private int loops;
private int defaultDisposal;
private int bgColor;
public Animation(int loops, int defaultDisposal, int bgColor) {
this.loops = loops;
this.defaultDisposal = defaultDisposal;
this.bgColor = bgColor & 16777215;
}
public Animation(int loops) {
this(loops, DISPOSAL_BACKGROUND, -1);
}
public Animation() {
this(0, DISPOSAL_BACKGROUND, -1);
}
public void setLoops(int loops) {
this.loops = loops;
}
public int getLoops() {
return this.loops;
}
public void setDefaultDisposal(int defaultDisposal) {
this.defaultDisposal = defaultDisposal;
}
public int getDefaultDisposal() {
return this.defaultDisposal;
}
public void setBackgroundColor(int bgColor) {
this.bgColor = bgColor & 16777215;
}
public int getBackgroundColor() {
return this.bgColor;
}
public void addLayer(Layer layer, int delay) {
this.addLayer(layer, delay, this.defaultDisposal);
}
public void addLayer(Layer layer, int delay, int disposal) {
this.layers.add(new Patch(layer, delay, disposal));
}
public Layer removeLayer(int idx) {
Patch p = (Patch)this.layers.remove(idx);
return p != null ? p.getLayer() : null;
}
public Layer removeLayer(Layer layer) {
for (Patch patch : this.layers) {
if (patch.getLayer() != layer) continue;
this.layers.remove(patch);
return layer;
}
return null;
}
public void write(String mimeType, int numColors, OutputStream outs) throws IOException {
if (mimeType == null || mimeType.toLowerCase().indexOf("gif") < 0) {
throw new IllegalArgumentException("image/gif support only");
}
if (outs == null) {
throw new NullPointerException("outs");
}
if (numColors < 2 || numColors > 256) {
numColors = 256;
}
Iterator<ImageWriter> writers = ImageIO.getImageWritersByMIMEType(mimeType);
ImageWriter writer = writers.next();
ImageOutputStream ios = ImageIO.createImageOutputStream(outs);
writer.setOutput(ios);
IIOMetadata streamMetadata = this.getStreamMetaData(writer);
IIOMetadata imageMetadata = null;
for (Patch patch : this.layers) {
Layer layer = patch.getLayer();
IIOMetadata[] gifMeta = ImageSupport.createGIFMetadata(layer, writer, numColors);
imageMetadata = gifMeta[1] != null ? gifMeta[1] : writer.getDefaultImageMetadata(null, null);
GIFImageMetadata gifIM = (GIFImageMetadata)imageMetadata;
gifIM.delayTime = patch.getDelay();
gifIM.disposalMethod = patch.getDisposal();
IIOImage image = new IIOImage(layer.getImage(), null, imageMetadata);
writer.write(streamMetadata, image, null);
}
writer.dispose();
ios.close();
outs.flush();
}
public String toString() {
return "Animation : loops=" + this.loops + ", defaultDisposal=" + this.defaultDisposal + ", patches:" + this.layers.size();
}
private IIOMetadata getStreamMetaData(ImageWriter writer) {
int height = 0;
int width = 0;
long bgcolor = this.bgColor;
for (Patch patch : this.layers) {
Layer l = patch.getLayer();
if (width < l.getWidth()) {
width = l.getWidth();
}
if (height < l.getHeight()) {
height = l.getHeight();
}
if (bgcolor != -1) continue;
bgcolor = l.getBackgroundColor().getRGB();
}
GIFStreamMetadata streamMetadata = (GIFStreamMetadata)writer.getDefaultStreamMetadata(null);
streamMetadata.logicalScreenHeight = height;
streamMetadata.logicalScreenWidth = width;
streamMetadata.backgroundColorIndex = (int)bgcolor;
if (this.loops >= 0) {
streamMetadata.setLoops(this.loops);
}
return streamMetadata;
}
static {
ImageSupport.initialize();
}
private static class Patch {
private final int delay;
private final int disposal;
private final Layer layer;
public Patch(Layer layer, int delay, int disposal) {
this.layer = layer;
this.delay = delay;
this.disposal = disposal;
}
public int getDelay() {
return this.delay;
}
public int getDisposal() {
return this.disposal;
}
public Layer getLayer() {
return this.layer;
}
}
}