diff options
Diffstat (limited to 'eclipse/plugins/com.android.ide.eclipse.tests/unittests/com/android/ide/eclipse/adt/internal/editors/layout/gle2/ImageUtilsTest.java')
-rw-r--r-- | eclipse/plugins/com.android.ide.eclipse.tests/unittests/com/android/ide/eclipse/adt/internal/editors/layout/gle2/ImageUtilsTest.java | 368 |
1 files changed, 0 insertions, 368 deletions
diff --git a/eclipse/plugins/com.android.ide.eclipse.tests/unittests/com/android/ide/eclipse/adt/internal/editors/layout/gle2/ImageUtilsTest.java b/eclipse/plugins/com.android.ide.eclipse.tests/unittests/com/android/ide/eclipse/adt/internal/editors/layout/gle2/ImageUtilsTest.java deleted file mode 100644 index d1c56c233..000000000 --- a/eclipse/plugins/com.android.ide.eclipse.tests/unittests/com/android/ide/eclipse/adt/internal/editors/layout/gle2/ImageUtilsTest.java +++ /dev/null @@ -1,368 +0,0 @@ -/* - * Copyright (C) 2010 The Android Open Source Project - * - * Licensed under the Eclipse Public License, Version 1.0 (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.eclipse.org/org/documents/epl-v10.php - * - * 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.layout.gle2; - -import com.android.ide.common.api.Rect; - -import org.eclipse.swt.graphics.RGB; -import org.eclipse.swt.graphics.Rectangle; - -import java.awt.Color; -import java.awt.Graphics; -import java.awt.Graphics2D; -import java.awt.image.BufferedImage; -import java.util.Arrays; -import java.util.Collections; -import java.util.List; - -import junit.framework.TestCase; - -@SuppressWarnings("javadoc") -public class ImageUtilsTest extends TestCase { - public void testCropBlank() throws Exception { - BufferedImage image = new BufferedImage(100, 100, BufferedImage.TYPE_INT_ARGB_PRE); - Graphics g = image.getGraphics(); - g.setColor(new Color(0, true)); - g.fillRect(0, 0, image.getWidth(), image.getHeight()); - g.dispose(); - - BufferedImage crop = ImageUtils.cropBlank(image, null); - assertNull(crop); - } - - public void testCropBlankPre() throws Exception { - BufferedImage image = new BufferedImage(100, 100, BufferedImage.TYPE_INT_ARGB_PRE); - Graphics g = image.getGraphics(); - g.setColor(new Color(0, true)); - g.fillRect(0, 0, image.getWidth(), image.getHeight()); - g.dispose(); - - BufferedImage crop = ImageUtils.cropBlank(image, new Rect(5, 5, 80, 80)); - assertNull(crop); - } - - public void testCropNonblank() throws Exception { - BufferedImage image = new BufferedImage(100, 100, BufferedImage.TYPE_INT_ARGB_PRE); - Graphics g = image.getGraphics(); - g.setColor(new Color(0, false)); - g.fillRect(0, 0, image.getWidth(), image.getHeight()); - g.dispose(); - - BufferedImage crop = ImageUtils.cropBlank(image, null); - assertNotNull(crop); - assertEquals(image.getWidth(), crop.getWidth()); - assertEquals(image.getHeight(), crop.getHeight()); - } - - public void testCropSomething() throws Exception { - BufferedImage image = new BufferedImage(100, 100, BufferedImage.TYPE_INT_ARGB_PRE); - Graphics g = image.getGraphics(); - g.setColor(new Color(0, true)); - g.fillRect(0, 0, image.getWidth(), image.getHeight()); - g.setColor(new Color(0xFF00FF00, true)); - g.fillRect(25, 25, 50, 50); - g.dispose(); - - BufferedImage crop = ImageUtils.cropBlank(image, null); - assertNotNull(crop); - assertEquals(50, crop.getWidth()); - assertEquals(50, crop.getHeight()); - assertEquals(0xFF00FF00, crop.getRGB(0, 0)); - assertEquals(0xFF00FF00, crop.getRGB(49, 49)); - } - - public void testCropSomethingPre() throws Exception { - BufferedImage image = new BufferedImage(100, 100, BufferedImage.TYPE_INT_ARGB_PRE); - Graphics g = image.getGraphics(); - g.setColor(new Color(0, true)); - g.fillRect(0, 0, image.getWidth(), image.getHeight()); - g.setColor(new Color(0xFF00FF00, true)); - g.fillRect(25, 25, 50, 50); - g.dispose(); - - BufferedImage crop = ImageUtils.cropBlank(image, new Rect(0, 0, 100, 100)); - assertNotNull(crop); - assertEquals(50, crop.getWidth()); - assertEquals(50, crop.getHeight()); - assertEquals(0xFF00FF00, crop.getRGB(0, 0)); - assertEquals(0xFF00FF00, crop.getRGB(49, 49)); - } - - public void testCropSomethingPre2() throws Exception { - BufferedImage image = new BufferedImage(100, 100, BufferedImage.TYPE_INT_ARGB_PRE); - Graphics g = image.getGraphics(); - g.setColor(new Color(0, true)); - g.fillRect(0, 0, image.getWidth(), image.getHeight()); - g.setColor(new Color(0xFF00FF00, true)); - g.fillRect(25, 25, 50, 50); - g.dispose(); - - BufferedImage crop = ImageUtils.cropBlank(image, new Rect(5, 5, 80, 80)); - assertNotNull(crop); - assertEquals(50, crop.getWidth()); - assertEquals(50, crop.getHeight()); - assertEquals(0xFF00FF00, crop.getRGB(0, 0)); - assertEquals(0xFF00FF00, crop.getRGB(49, 49)); - } - - public void testCropColor() throws Exception { - BufferedImage image = new BufferedImage(100, 100, BufferedImage.TYPE_INT_ARGB_PRE); - Graphics g = image.getGraphics(); - g.setColor(new Color(0xFF00FF00, true)); - g.fillRect(0, 0, image.getWidth(), image.getHeight()); - g.dispose(); - - BufferedImage crop = ImageUtils.cropColor(image, 0xFF00FF00, null); - assertNull(crop); - } - - public void testCropNonColor() throws Exception { - BufferedImage image = new BufferedImage(100, 100, BufferedImage.TYPE_INT_ARGB_PRE); - Graphics g = image.getGraphics(); - g.setColor(new Color(0xFF00FF00, true)); - g.fillRect(0, 0, image.getWidth(), image.getHeight()); - g.dispose(); - - BufferedImage crop = ImageUtils.cropColor(image, 0xFFFF0000, null); - assertNotNull(crop); - assertEquals(image.getWidth(), crop.getWidth()); - assertEquals(image.getHeight(), crop.getHeight()); - } - - public void testCropColorSomething() throws Exception { - BufferedImage image = new BufferedImage(100, 100, BufferedImage.TYPE_INT_ARGB_PRE); - Graphics g = image.getGraphics(); - g.setColor(new Color(0xFF00FF00, true)); - g.fillRect(0, 0, image.getWidth(), image.getHeight()); - g.setColor(new Color(0xFFFF0000, true)); - g.fillRect(25, 25, 50, 50); - g.dispose(); - - BufferedImage crop = ImageUtils.cropColor(image, 0xFF00FF00, null); - assertEquals(50, crop.getWidth()); - assertEquals(50, crop.getHeight()); - assertEquals(0xFFFF0000, crop.getRGB(0, 0)); - assertEquals(0xFFFF0000, crop.getRGB(49, 49)); - } - - public void testNothingTodo() throws Exception { - BufferedImage image = new BufferedImage(100, 100, BufferedImage.TYPE_INT_ARGB_PRE); - Graphics g = image.getGraphics(); - g.setColor(new Color(0xFF00FF00, true)); - g.fillRect(0, 0, image.getWidth(), image.getHeight()); - g.dispose(); - - BufferedImage crop = ImageUtils.cropColor(image, 0xFFFF0000, new Rect(40, 40, 0, 0)); - assertNull(crop); - } - - public void testContainsDarkPixels() throws Exception { - BufferedImage image = new BufferedImage(100, 100, BufferedImage.TYPE_INT_ARGB_PRE); - Graphics g = image.getGraphics(); - g.setColor(new Color(0, true)); - g.fillRect(0, 0, image.getWidth(), image.getHeight()); - g.dispose(); - - assertFalse(ImageUtils.containsDarkPixels(image)); - - image.setRGB(50, 50, 0xFFFFFFFF); - assertFalse(ImageUtils.containsDarkPixels(image)); - image.setRGB(50, 50, 0xFFAAAAAA); - assertFalse(ImageUtils.containsDarkPixels(image)); - image.setRGB(50, 50, 0xFF00FF00); - assertFalse(ImageUtils.containsDarkPixels(image)); - image.setRGB(50, 50, 0xFFFF8800); - assertFalse(ImageUtils.containsDarkPixels(image)); - image.setRGB(50, 50, 0xFF333333); - assertTrue(ImageUtils.containsDarkPixels(image)); - - } - - public void testGetBoundingRectangle() { - assertEquals(null, ImageUtils.getBoundingRectangle(Collections.<Rectangle> emptyList())); - - assertEquals(new Rectangle(1, 2, 3, 4), ImageUtils.getBoundingRectangle(Arrays - .asList(new Rectangle(1, 2, 3, 4)))); - assertEquals(new Rectangle(1, 2, 3, 4), ImageUtils.getBoundingRectangle(Arrays - .asList(new Rectangle(1, 2, 3, 4), new Rectangle(1, 2, 1, 1)))); - assertEquals(new Rectangle(5, 5, 25, 25), ImageUtils.getBoundingRectangle(Arrays.asList( - new Rectangle(10, 10, 20, 20), new Rectangle(5, 5, 1, 1)))); - } - - /** - * Paints a set of {@link Rectangle} object out of a rendered {@link BufferedImage} - * such that the resulting image is transparent except for a minimum bounding - * rectangle of the selected elements. - * - * @param image the source image - * @param rectangles the set of rectangles to copy - * @param boundingBox the bounding rectangle of the set of rectangles to copy, can be - * computed by {@link ImageUtils#getBoundingRectangle} - * @param scale a scale factor to apply to the result, e.g. 0.5 to shrink the - * destination down 50%, 1.0 to leave it alone and 2.0 to zoom in by - * doubling the image size - * @return a rendered image, or null - */ - public static BufferedImage drawRectangles(BufferedImage image, - List<Rectangle> rectangles, Rectangle boundingBox, double scale) { - - // This code is not a test. When I implemented image cropping, I first implemented - // it for BufferedImages (since it's easier; easy image painting, easy scaling, - // easy transparency handling, etc). However, this meant that we would need to - // convert the SWT images from the ImageOverlay to BufferedImages, crop and convert - // back; not ideal, so I rewrote it in SWT (see SwtUtils). However, I - // don't want to throw away the code in case we start keeping BufferedImages rather - // than SWT images or need it for other purposes, but rather than place it in the - // production codebase I'm leaving this utility here in the associated ImageUtils - // test class. It was used like this: - // @formatter:off - // - // BufferedImage wholeImage = SwtUtils.convertToAwt(image); - // BufferedImage result = ImageUtils.cropSelection(wholeImage, - // rectangles, boundingBox, scale); - // e.image = SwtUtils.convertToSwt(image.getDevice(), result, true, - // DRAG_TRANSPARENCY); - // - // @formatter:on - - if (boundingBox == null) { - return null; - } - - int destWidth = (int) (scale * boundingBox.width); - int destHeight = (int) (scale * boundingBox.height); - BufferedImage dest = new BufferedImage(destWidth, destHeight, image.getType()); - - Graphics2D g = dest.createGraphics(); - - for (Rectangle bounds : rectangles) { - int dx1 = bounds.x - boundingBox.x; - int dy1 = bounds.y - boundingBox.y; - int dx2 = dx1 + bounds.width; - int dy2 = dy1 + bounds.height; - - dx1 *= scale; - dy1 *= scale; - dx2 *= scale; - dy2 *= scale; - - int sx1 = bounds.x; - int sy1 = bounds.y; - int sx2 = sx1 + bounds.width; - int sy2 = sy1 + bounds.height; - - g.drawImage(image, dx1, dy1, dx2, dy2, sx1, sy1, sx2, sy2, null); - } - - g.dispose(); - - return dest; - } - - public void testSubImage() throws Exception { - BufferedImage image = new BufferedImage(100, 100, BufferedImage.TYPE_INT_ARGB_PRE); - Graphics g = image.getGraphics(); - g.setColor(new Color(0xFF00FF00, true)); - g.fillRect(0, 0, image.getWidth(), image.getHeight()); - g.setColor(new Color(0xFFFF0000, true)); - g.fillRect(25, 25, 50, 50); - g.dispose(); - - BufferedImage sub = ImageUtils.subImage(image, 25, 25, 35, 45); - assertEquals(10, sub.getWidth()); - assertEquals(20, sub.getHeight()); - assertEquals(0xFFFF0000, sub.getRGB(0, 0)); - assertEquals(0xFFFF0000, sub.getRGB(9, 9)); - - sub = ImageUtils.subImage(image, 23, 23, 23 + 5, 23 + 5); - assertEquals(5, sub.getWidth()); - assertEquals(5, sub.getHeight()); - assertEquals(0xFF00FF00, sub.getRGB(0, 0)); - assertEquals(0xFFFF0000, sub.getRGB(4, 4)); - } - - public void testGetColor() throws Exception { - assertEquals(0xFF000000, ImageUtils.getColor("#000")); - assertEquals(0xFF000000, ImageUtils.getColor("#000000")); - assertEquals(0xABCDEF91, ImageUtils.getColor("#ABCDEF91")); - } - - public void testGetBrightness() throws Exception { - assertEquals(96, ImageUtils.getBrightness(0x456789)); - assertEquals(198, ImageUtils.getBrightness(0xABCDEF)); - - assertEquals(0, ImageUtils.getBrightness(0x0)); - assertEquals(255, ImageUtils.getBrightness(0xFFFFFF)); - assertEquals(299*255/1000, ImageUtils.getBrightness(0xFF0000)); - assertEquals(587*255/1000, ImageUtils.getBrightness(0x00FF00)); - assertEquals(114*255/1000, ImageUtils.getBrightness(0x0000FF)); - } - - public void testColorConversion() throws Exception { - assertEquals(0, ImageUtils.rgbToInt(ImageUtils.intToRgb(0), 0)); - assertEquals(0xFFFFFFFF, ImageUtils.rgbToInt(ImageUtils.intToRgb(0xFFFFFF), 0xFF)); - assertEquals(0x12345678, ImageUtils.rgbToInt(ImageUtils.intToRgb(0x345678), 0x12)); - } - - public void testScaleImage() throws Exception { - BufferedImage image = new BufferedImage(100, 100, BufferedImage.TYPE_INT_ARGB_PRE); - Graphics g = image.getGraphics(); - g.setColor(new Color(0xFF00FF00, true)); - g.fillRect(0, 0, image.getWidth(), image.getHeight()); - g.setColor(new Color(0xFFFF0000, true)); - g.fillRect(25, 25, 50, 50); - g.dispose(); - - BufferedImage scaled = ImageUtils.scale(image, 0.5, 0.5); - assertEquals(50, scaled.getWidth()); - assertEquals(50, scaled.getHeight()); - assertEquals(0xFF00FF00, scaled.getRGB(0, 0)); - assertEquals(0xFF00FF00, scaled.getRGB(49, 49)); - assertEquals(0xFFFF0000, scaled.getRGB(25, 25)); - - scaled = ImageUtils.scale(image, 2.0, 2.0); - assertEquals(200, scaled.getWidth()); - assertEquals(200, scaled.getHeight()); - assertEquals(0xFF00FF00, scaled.getRGB(0, 0)); - assertEquals(0xFF00FF00, scaled.getRGB(48, 48)); - assertEquals(0xFFFF0000, scaled.getRGB(100, 100)); - assertEquals(0xFF00FF00, scaled.getRGB(199, 199)); - - scaled = ImageUtils.scale(image, 0.25, 0.25); - assertEquals(25, scaled.getWidth()); - assertEquals(25, scaled.getHeight()); - assertEquals(0xFF00FF00, scaled.getRGB(0, 0)); - assertEquals(0xFF00FF00, scaled.getRGB(24, 24)); - assertEquals(0xFFFF0000, scaled.getRGB(13, 13)); - - scaled = ImageUtils.scale(image, 0.25, 0.25, 75, 95); - assertEquals(100, scaled.getWidth()); - assertEquals(120, scaled.getHeight()); - assertEquals(0xFF00FF00, scaled.getRGB(0, 0)); - assertEquals(0xFF00FF00, scaled.getRGB(24, 24)); - assertEquals(0xFFFF0000, scaled.getRGB(13, 13)); - - } - - public void testCreateColoredImage() throws Exception { - BufferedImage image = ImageUtils.createColoredImage(120, 110, new RGB(0xFE, 0xFD, 0xFC)); - assertEquals(120, image.getWidth()); - assertEquals(110, image.getHeight()); - assertEquals(0xFFFEFDFC, image.getRGB(0, 0)); - assertEquals(0xFFFEFDFC, image.getRGB(50, 50)); - assertEquals(0xFFFEFDFC, image.getRGB(119, 109)); - } -} |