Fixed Bitmap missing method when using Baozi Manhua extensions. (#687)
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@@ -1,20 +1,23 @@
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package android.graphics;
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import java.awt.image.BufferedImage;
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import java.io.ByteArrayInputStream;
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import java.io.IOException;
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import java.io.OutputStream;
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import java.util.Iterator;
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import android.annotation.ColorInt;
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import android.annotation.NonNull;
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import javax.imageio.IIOImage;
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import javax.imageio.ImageIO;
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import javax.imageio.ImageWriteParam;
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import javax.imageio.ImageWriter;
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import javax.imageio.stream.ImageOutputStream;
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import java.awt.image.BufferedImage;
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import java.awt.image.Raster;
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import java.io.IOException;
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import java.io.OutputStream;
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import java.util.Iterator;
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public final class Bitmap {
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private int width;
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private int height;
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private BufferedImage image;
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private final int width;
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private final int height;
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private final BufferedImage image;
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public Bitmap(BufferedImage image) {
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this.image = image;
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@@ -59,8 +62,8 @@ public final class Bitmap {
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final int nativeInt;
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private static Config sConfigs[] = {
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null, ALPHA_8, null, RGB_565, ARGB_4444, ARGB_8888, RGBA_F16, HARDWARE, RGBA_1010102
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private static final Config[] sConfigs = {
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null, ALPHA_8, null, RGB_565, ARGB_4444, ARGB_8888, RGBA_F16, HARDWARE, RGBA_1010102
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};
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Config(int ni) {
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@@ -72,11 +75,60 @@ public final class Bitmap {
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}
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}
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/**
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* Common code for checking that x and y are >= 0
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*
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* @param x x coordinate to ensure is >= 0
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* @param y y coordinate to ensure is >= 0
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*/
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private static void checkXYSign(int x, int y) {
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if (x < 0) {
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throw new IllegalArgumentException("x must be >= 0");
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}
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if (y < 0) {
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throw new IllegalArgumentException("y must be >= 0");
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}
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}
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/**
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* Common code for checking that width and height are > 0
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*
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* @param width width to ensure is > 0
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* @param height height to ensure is > 0
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*/
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private static void checkWidthHeight(int width, int height) {
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if (width <= 0) {
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throw new IllegalArgumentException("width must be > 0");
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}
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if (height <= 0) {
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throw new IllegalArgumentException("height must be > 0");
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}
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}
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public static Bitmap createBitmap(int width, int height, Config config) {
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BufferedImage image = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
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return new Bitmap(image);
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}
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public static Bitmap createBitmap(@NonNull Bitmap source, int x, int y, int width, int height) {
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checkXYSign(x, y);
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checkWidthHeight(width, height);
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if (x + width > source.getWidth()) {
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throw new IllegalArgumentException("x + width must be <= bitmap.width()");
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}
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if (y + height > source.getHeight()) {
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throw new IllegalArgumentException("y + height must be <= bitmap.height()");
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}
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// Android will make a copy when creating a sub image,
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// so we do the same here
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BufferedImage subImage = source.image.getSubimage(x, y, width, height);
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BufferedImage newImage = new BufferedImage(subImage.getWidth(), subImage.getHeight(), subImage.getType());
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newImage.setData(subImage.getData());
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return new Bitmap(newImage);
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}
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public boolean compress(CompressFormat format, int quality, OutputStream stream) {
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if (stream == null) {
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throw new NullPointerException();
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@@ -87,7 +139,7 @@ public final class Bitmap {
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}
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float qualityFloat = ((float) quality) / 100;
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String formatString = "";
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String formatString;
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if (format == Bitmap.CompressFormat.PNG) {
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formatString = "png";
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} else if (format == Bitmap.CompressFormat.JPEG) {
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@@ -100,7 +152,7 @@ public final class Bitmap {
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if (!writers.hasNext()) {
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throw new IllegalStateException("no image writers found for this format!");
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}
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ImageWriter writer = (ImageWriter) writers.next();
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ImageWriter writer = writers.next();
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ImageOutputStream ios;
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try {
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@@ -111,19 +163,73 @@ public final class Bitmap {
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writer.setOutput(ios);
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ImageWriteParam param = writer.getDefaultWriteParam();
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if (formatString == "jpg") {
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if ("jpg".equals(formatString)) {
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param.setCompressionMode(ImageWriteParam.MODE_EXPLICIT);
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param.setCompressionQuality(qualityFloat);
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}
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try {
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writer.write(null, new IIOImage(image, null, null), param);
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ios.close();
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writer.dispose();
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writer.write(null, new IIOImage(image, null, null), param);
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ios.close();
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writer.dispose();
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} catch (IOException ex) {
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throw new RuntimeException(ex);
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}
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return true;
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}
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/**
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* Shared code to check for illegal arguments passed to getPixels()
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* or setPixels()
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*
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* @param x left edge of the area of pixels to access
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* @param y top edge of the area of pixels to access
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* @param width width of the area of pixels to access
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* @param height height of the area of pixels to access
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* @param offset offset into pixels[] array
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* @param stride number of elements in pixels[] between each logical row
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* @param pixels array to hold the area of pixels being accessed
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*/
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private void checkPixelsAccess(int x, int y, int width, int height,
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int offset, int stride, int[] pixels) {
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checkXYSign(x, y);
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if (width < 0) {
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throw new IllegalArgumentException("width must be >= 0");
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}
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if (height < 0) {
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throw new IllegalArgumentException("height must be >= 0");
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}
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if (x + width > getWidth()) {
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throw new IllegalArgumentException(
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"x + width must be <= bitmap.width()");
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}
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if (y + height > getHeight()) {
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throw new IllegalArgumentException(
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"y + height must be <= bitmap.height()");
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}
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if (Math.abs(stride) < width) {
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throw new IllegalArgumentException("abs(stride) must be >= width");
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}
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int lastScanline = offset + (height - 1) * stride;
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int length = pixels.length;
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if (offset < 0 || (offset + width > length)
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|| lastScanline < 0
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|| (lastScanline + width > length)) {
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throw new ArrayIndexOutOfBoundsException();
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}
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}
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public void getPixels(@ColorInt int[] pixels, int offset, int stride,
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int x, int y, int width, int height) {
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checkPixelsAccess(x, y, width, height, offset, stride, pixels);
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Raster raster = image.getData();
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int[] rasterPixels = raster.getPixels(x, y, width, height, (int[]) null);
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for (int ht = 0; ht < height; ht++) {
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int rowOffset = offset + stride * ht;
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System.arraycopy(rasterPixels, ht * width, pixels, rowOffset, width);
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}
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}
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}
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