diff options
Diffstat (limited to 'eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/eclipse/adt/internal/editors/draw9patch/graphics/GraphicsUtilities.java')
-rw-r--r-- | eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/eclipse/adt/internal/editors/draw9patch/graphics/GraphicsUtilities.java | 169 |
1 files changed, 0 insertions, 169 deletions
diff --git a/eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/eclipse/adt/internal/editors/draw9patch/graphics/GraphicsUtilities.java b/eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/eclipse/adt/internal/editors/draw9patch/graphics/GraphicsUtilities.java deleted file mode 100644 index 74c2f043e..000000000 --- a/eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/eclipse/adt/internal/editors/draw9patch/graphics/GraphicsUtilities.java +++ /dev/null @@ -1,169 +0,0 @@ -/* - * Copyright (C) 2013 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package com.android.ide.eclipse.adt.internal.editors.draw9patch.graphics; - -import org.eclipse.swt.graphics.ImageData; - -/** - * The utility class for SWT Image and ImageData manipulation. - */ -public class GraphicsUtilities { - - /** - * Convert normal image to 9-patched. - * @return Returns 9-patched ImageData object. If image is null, returns null. - */ - public static ImageData convertToNinePatch(ImageData image) { - if (image == null) { - return null; - } - ImageData result = new ImageData(image.width + 2, image.height + 2, image.depth, - image.palette); - - final int[] colors = new int[image.width]; - final byte[] alpha = new byte[image.width]; - - for (int y = 0; y < image.height; y++) { - - // Copy pixels - image.getPixels(0, y, image.width, colors, 0); - result.setPixels(1, y + 1, image.width, colors, 0); - - // Copy alpha - image.getAlphas(0, y, image.width, alpha, 0); - result.setAlphas(1, y + 1, image.width, alpha, 0); - } - - return result; - } - - /** - * Wipe all color and alpha pixels. - */ - public static void clearImageData(ImageData imageData) { - if (imageData == null) { - throw new IllegalArgumentException("image data must not be null"); - } - int width = imageData.width; - int height = imageData.height; - for (int y = 0; y < height; y++) { - for (int x = 0; x < width; x++) { - imageData.setPixel(x, y, 0x00000000); - imageData.setAlpha(x, y, 0x00); - } - } - } - - /** - * Duplicate the image data. - * @return If image is null, return null. - */ - public static ImageData copy(ImageData image) { - if (image == null) { - return null; - } - ImageData result = new ImageData(image.width, image.height, image.depth, - image.palette); - - final int[] colors = new int[image.width]; - final byte[] alpha = new byte[image.width]; - - for (int y = 0; y < image.height; y++) { - - // Copy pixels - image.getPixels(0, y, image.width, colors, 0); - result.setPixels(0, y, image.width, colors, 0); - - // Copy alpha - image.getAlphas(0, y, image.width, alpha, 0); - result.setAlphas(0, y, image.width, alpha, 0); - } - - return result; - } - - /** - * Get column pixels. - * @return length of obtained pixels. - */ - public static int getVerticalPixels(ImageData data, int x, int y, int height, int[] out) { - if (data == null) { - throw new IllegalArgumentException("data must not be null"); - } - if (out == null) { - throw new IllegalArgumentException("out array must not be null"); - } - if (height > out.length) { - throw new IllegalArgumentException("out array length must be > height"); - } - if (data.height < (y + height)) { - throw new IllegalArgumentException("image height must be > (y + height)"); - } - if (x < 0 || y < 0) { - throw new IllegalArgumentException("argument x, y must be >= 0"); - } - if (x >= data.width) { - throw new IllegalArgumentException("argument x must be < data.width"); - } - if (y >= data.height) { - throw new IllegalArgumentException("argument y must be < data.height"); - } - if (height <= 0) { - throw new IllegalArgumentException("argument height must be > 0"); - } - - int idx = 0; - while (idx < height) { - data.getPixels(x, (y + idx), 1, out, idx); - idx++; - } - return idx; - } - - /** - * Get row pixels. - */ - public static void getHorizontalPixels(ImageData data, int x, int y, int width, int[] out) { - if (data == null) { - throw new IllegalArgumentException("data must not be null"); - } - if (out == null) { - throw new IllegalArgumentException("out array must not be null"); - } - if (width > out.length) { - throw new IllegalArgumentException("out array length must be > width"); - } - if (data.width < (x + width)) { - throw new IllegalArgumentException("image height must be > (x + width)"); - } - if (x < 0 || y < 0) { - throw new IllegalArgumentException("argument x, y must be >= 0"); - } - if (x >= data.width) { - throw new IllegalArgumentException("argument x must be < data.width"); - } - if (y >= data.height) { - throw new IllegalArgumentException("argument y must be < data.height"); - } - if (width <= 0) { - throw new IllegalArgumentException("argument width must be > 0"); - } - - data.getPixels(x, y, width, out, 0); - } - -} |