Java Coordinate类代码示例

import net.coobird.thumbnailator.geometry.Coordinate; //导入依赖的package包/类
@Test
public void appliesSourceRegionTooBig() throws IOException
{
	// given
	BufferedImage sourceImage = ImageIO.read(new File("src/test/resources/Thumbnailator/grid.png"));
	
	BufferedImageSource source = new BufferedImageSource(sourceImage);
	source.setThumbnailParameter(
			new ThumbnailParameterBuilder()
				.region(new Region(new Coordinate(20, 20), new AbsoluteSize(100, 100)))
				.size(80, 80)
				.build()
	);
	
	// when
	BufferedImage img = source.read();
	
	// then
	BufferedImage expectedImg = sourceImage.getSubimage(20, 20, 80, 80);
	assertTrue(BufferedImageComparer.isSame(expectedImg, img));
}
 

import net.coobird.thumbnailator.geometry.Coordinate; //导入依赖的package包/类
@Test
public void appliesSourceRegionBeyondOrigin() throws IOException
{
	// given
	BufferedImage sourceImage = ImageIO.read(new File("src/test/resources/Thumbnailator/grid.png"));
	
	BufferedImageSource source = new BufferedImageSource(sourceImage);
	source.setThumbnailParameter(
			new ThumbnailParameterBuilder()
				.region(new Region(new Coordinate(-20, -20), new AbsoluteSize(100, 100)))
				.size(80, 80)
				.build()
	);
	
	// when
	BufferedImage img = source.read();
	
	// then
	BufferedImage expectedImg = sourceImage.getSubimage(0, 0, 80, 80);
	assertTrue(BufferedImageComparer.isSame(expectedImg, img));
}
 

import net.coobird.thumbnailator.geometry.Coordinate; //导入依赖的package包/类
@Test
public void appliesSourceRegionTooBig() throws IOException
{
	// given
	File sourceFile = new File("src/test/resources/Thumbnailator/grid.png");
	BufferedImage sourceImage = ImageIO.read(sourceFile);
	
	URLImageSource source = new URLImageSource(new URL("file:src/test/resources/Thumbnailator/grid.png"));
	source.setThumbnailParameter(
			new ThumbnailParameterBuilder()
				.region(new Region(new Coordinate(20, 20), new AbsoluteSize(100, 100)))
				.size(80, 80)
				.build()
	);
	
	// when
	BufferedImage img = source.read();
	
	// then
	BufferedImage expectedImg = sourceImage.getSubimage(20, 20, 80, 80);
	assertTrue(BufferedImageComparer.isRGBSimilar(expectedImg, img));
}
 

import net.coobird.thumbnailator.geometry.Coordinate; //导入依赖的package包/类
@Test
public void appliesSourceRegionBeyondOrigin() throws IOException
{
	// given
	File sourceFile = new File("src/test/resources/Thumbnailator/grid.png");
	BufferedImage sourceImage = ImageIO.read(sourceFile);
	
	URLImageSource source = new URLImageSource(new URL("file:src/test/resources/Thumbnailator/grid.png"));
	source.setThumbnailParameter(
			new ThumbnailParameterBuilder()
				.region(new Region(new Coordinate(-20, -20), new AbsoluteSize(100, 100)))
				.size(80, 80)
				.build()
	);
	
	// when
	BufferedImage img = source.read();
	
	// then
	BufferedImage expectedImg = sourceImage.getSubimage(0, 0, 80, 80);
	assertTrue(BufferedImageComparer.isRGBSimilar(expectedImg, img));
}
 

import net.coobird.thumbnailator.geometry.Coordinate; //导入依赖的package包/类
@Test
public void appliesSourceRegionTooBig() throws IOException
{
	// given
	File sourceFile = new File("src/test/resources/Thumbnailator/grid.png");
	BufferedImage sourceImage = ImageIO.read(sourceFile);
	
	InputStreamImageSource source = new InputStreamImageSource(new FileInputStream(sourceFile));
	source.setThumbnailParameter(
			new ThumbnailParameterBuilder()
				.region(new Region(new Coordinate(20, 20), new AbsoluteSize(100, 100)))
				.size(80, 80)
				.build()
	);
	
	// when
	BufferedImage img = source.read();
	
	// then
	BufferedImage expectedImg = sourceImage.getSubimage(20, 20, 80, 80);
	assertTrue(BufferedImageComparer.isRGBSimilar(expectedImg, img));
}
 

import net.coobird.thumbnailator.geometry.Coordinate; //导入依赖的package包/类
@Test
public void appliesSourceRegionBeyondOrigin() throws IOException
{
	// given
	File sourceFile = new File("src/test/resources/Thumbnailator/grid.png");
	BufferedImage sourceImage = ImageIO.read(sourceFile);
	
	InputStreamImageSource source = new InputStreamImageSource(new FileInputStream(sourceFile));
	source.setThumbnailParameter(
			new ThumbnailParameterBuilder()
				.region(new Region(new Coordinate(-20, -20), new AbsoluteSize(100, 100)))
				.size(80, 80)
				.build()
	);
	
	// when
	BufferedImage img = source.read();
	
	// then
	BufferedImage expectedImg = sourceImage.getSubimage(0, 0, 80, 80);
	assertTrue(BufferedImageComparer.isRGBSimilar(expectedImg, img));
}
 

import net.coobird.thumbnailator.geometry.Coordinate; //导入依赖的package包/类
@Test
public void appliesSourceRegionTooBig() throws IOException
{
	// given
	File sourceFile = new File("src/test/resources/Thumbnailator/grid.png");
	BufferedImage sourceImage = ImageIO.read(sourceFile);
	
	FileImageSource source = new FileImageSource(sourceFile);
	source.setThumbnailParameter(
			new ThumbnailParameterBuilder()
				.region(new Region(new Coordinate(20, 20), new AbsoluteSize(100, 100)))
				.size(80, 80)
				.build()
	);
	
	// when
	BufferedImage img = source.read();
	
	// then
	BufferedImage expectedImg = sourceImage.getSubimage(20, 20, 80, 80);
	assertTrue(BufferedImageComparer.isRGBSimilar(expectedImg, img));
}
 

import net.coobird.thumbnailator.geometry.Coordinate; //导入依赖的package包/类
@Test
public void appliesSourceRegionBeyondOrigin() throws IOException
{
	// given
	File sourceFile = new File("src/test/resources/Thumbnailator/grid.png");
	BufferedImage sourceImage = ImageIO.read(sourceFile);
	
	FileImageSource source = new FileImageSource(sourceFile);
	source.setThumbnailParameter(
			new ThumbnailParameterBuilder()
				.region(new Region(new Coordinate(-20, -20), new AbsoluteSize(100, 100)))
				.size(80, 80)
				.build()
	);
	
	// when
	BufferedImage img = source.read();
	
	// then
	BufferedImage expectedImg = sourceImage.getSubimage(0, 0, 80, 80);
	assertTrue(BufferedImageComparer.isRGBSimilar(expectedImg, img));
}
 

import net.coobird.thumbnailator.geometry.Coordinate; //导入依赖的package包/类
/**
 * Test for the {@link Thumbnails.Builder} class where,
 * <ol>
 * <li>sourceRegion(Region) is called with valid parameters</li>
 * </ol>
 * and the expected outcome is,
 * <ol>
 * <li>The thumbnail is successfully produced</li>
 * <li>The specified range is used as the source</li>
 * </ol>
 * @throws IOException
 */	
@Test
public void sourceRegion_Region() throws IOException
{
	// given
	BufferedImage img = ImageIO.read(new File("src/test/resources/Thumbnailator/grid.png"));
	File outFile = new File("src/test/resources/Thumbnailator/grid.tmp.png");
	outFile.deleteOnExit();
	
	// when
	Thumbnails.of(img)
		.sourceRegion(new Region(new Coordinate(0, 0), new AbsoluteSize(50, 50)))
		.size(50, 50)
		.toFile(outFile);
	
	// then
	BufferedImage thumbnail = ImageIO.read(outFile);
	assertEquals(50, thumbnail.getWidth());
	assertEquals(50, thumbnail.getHeight());
	assertTrue(BufferedImageComparer.isRGBSimilar(thumbnail, img.getSubimage(0, 0, 50, 50)));
}
 

import net.coobird.thumbnailator.geometry.Coordinate; //导入依赖的package包/类
/**
 * Test for the {@link Thumbnails.Builder} class where,
 * <ol>
 * <li>sourceRegion(Position, Size) is called with valid parameters</li>
 * </ol>
 * and the expected outcome is,
 * <ol>
 * <li>The thumbnail is successfully produced</li>
 * <li>The specified range is used as the source</li>
 * </ol>
 * @throws IOException
 */	
@Test
public void sourceRegion_PositionSize() throws IOException
{
	// given
	BufferedImage img = ImageIO.read(new File("src/test/resources/Thumbnailator/grid.png"));
	File outFile = new File("src/test/resources/Thumbnailator/grid.tmp.png");
	outFile.deleteOnExit();
	
	// when
	Thumbnails.of(img)
		.sourceRegion(new Coordinate(0, 0), new AbsoluteSize(50, 50))
		.size(50, 50)
		.toFile(outFile);
	
	// then
	BufferedImage thumbnail = ImageIO.read(outFile);
	assertEquals(50, thumbnail.getWidth());
	assertEquals(50, thumbnail.getHeight());
	assertTrue(BufferedImageComparer.isRGBSimilar(thumbnail, img.getSubimage(0, 0, 50, 50)));
}
 

import net.coobird.thumbnailator.geometry.Coordinate; //导入依赖的package包/类
/**
 * Test for the {@link Thumbnails.Builder} class where,
 * <ol>
 * <li>sourceRegion(Position, Size) is called with Size as null</li>
 * </ol>
 * and the expected outcome is,
 * <ol>
 * <li>An NullPointerException is thrown</li>
 * </ol>
 * @throws IOException
 */	
@Test
public void sourceRegion_PositionSize_SizeNull() throws IOException
{
	// given
	BufferedImage img = ImageIO.read(new File("src/test/resources/Thumbnailator/grid.png"));
	File outFile = new File("src/test/resources/Thumbnailator/grid.tmp.png");
	outFile.deleteOnExit();
	
	// when
	try
	{
		Thumbnails.of(img)
			.sourceRegion(new Coordinate(0, 0), null)
			.size(50, 50)
			.toFile(outFile);
		fail();
	}
	catch (NullPointerException e)
	{
		// then
	}
}
 

import net.coobird.thumbnailator.geometry.Coordinate; //导入依赖的package包/类
/**
 * Test for the {@link Thumbnails.Builder} class where,
 * <ol>
 * <li>sourceRegion(Position, int, int) is called with valid parameters</li>
 * </ol>
 * and the expected outcome is,
 * <ol>
 * <li>The thumbnail is successfully produced</li>
 * <li>The specified range is used as the source</li>
 * </ol>
 * @throws IOException
 */	
@Test
public void sourceRegion_PositionIntInt() throws IOException
{
	// given
	BufferedImage img = ImageIO.read(new File("src/test/resources/Thumbnailator/grid.png"));
	File outFile = new File("src/test/resources/Thumbnailator/grid.tmp.png");
	outFile.deleteOnExit();
	
	// when
	Thumbnails.of(img)
		.sourceRegion(new Coordinate(0, 0), 50, 50)
		.size(50, 50)
		.toFile(outFile);
	
	// then
	BufferedImage thumbnail = ImageIO.read(outFile);
	assertEquals(50, thumbnail.getWidth());
	assertEquals(50, thumbnail.getHeight());
	assertTrue(BufferedImageComparer.isRGBSimilar(thumbnail, img.getSubimage(0, 0, 50, 50)));
}
 

import net.coobird.thumbnailator.geometry.Coordinate; //导入依赖的package包/类
/**
 * Test for the {@link Thumbnails.Builder} class where,
 * <ol>
 * <li>sourceRegion(Position, int, int) is called with width as non-positive</li>
 * </ol>
 * and the expected outcome is,
 * <ol>
 * <li>An IllegalArgumentException is thrown</li>
 * </ol>
 * @throws IOException
 */	
@Test
public void sourceRegion_PositionIntInt_WidthNonPositive() throws IOException
{
	// given
	BufferedImage img = ImageIO.read(new File("src/test/resources/Thumbnailator/grid.png"));
	File outFile = new File("src/test/resources/Thumbnailator/grid.tmp.png");
	outFile.deleteOnExit();
	
	// when
	try
	{
		Thumbnails.of(img)
			.sourceRegion(new Coordinate(0, 0), -1, 50)
			.size(50, 50)
			.toFile(outFile);
		fail();
	}
	catch (IllegalArgumentException e)
	{
		// then
	}
}
 

import net.coobird.thumbnailator.geometry.Coordinate; //导入依赖的package包/类
/**
 * Test for the {@link Thumbnails.Builder} class where,
 * <ol>
 * <li>sourceRegion(Position, int, int) is called with height as non-positive</li>
 * </ol>
 * and the expected outcome is,
 * <ol>
 * <li>An IllegalArgumentException is thrown</li>
 * </ol>
 * @throws IOException
 */	
@Test
public void sourceRegion_PositionIntInt_HeightNonPositive() throws IOException
{
	// given
	BufferedImage img = ImageIO.read(new File("src/test/resources/Thumbnailator/grid.png"));
	File outFile = new File("src/test/resources/Thumbnailator/grid.tmp.png");
	outFile.deleteOnExit();
	
	// when
	try
	{
		Thumbnails.of(img)
		.sourceRegion(new Coordinate(0, 0), 50, -1)
		.size(50, 50)
		.toFile(outFile);
		fail();
	}
	catch (IllegalArgumentException e)
	{
		// then
	}
}
 

import net.coobird.thumbnailator.geometry.Coordinate; //导入依赖的package包/类
/**
 * Specifies the source region from which the thumbnail is to be
 * created from.
 * <p>
 * Calling this method multiple times will result in an
 * {@link IllegalStateException} to be thrown.
 * 
 * @param region		A rectangular region which specifies the source
 * 						region to use when creating the thumbnail.
 * @throws NullPointerException		If the region is {@code null}.
 * @since 	0.3.4
 */
public Builder<T> sourceRegion(Rectangle region)
{
	if (region == null)
	{
		throw new NullPointerException("Region cannot be null.");
	}
	
	return sourceRegion(
			new Coordinate(region.x, region.y),
			new AbsoluteSize(region.getSize())
	);
}