| java.lang.Object
 org.apache.xmlgraphics.ps.PSImageUtils
| PSImageUtils | | public class PSImageUtils (Code) | | Utility code for rendering images in PostScript.
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| Method Summary | |
| public static int[] | getRGB(RenderedImage img, int startX, int startY, int w, int h, int[] rgbArray, int offset, int scansize)
Extracts a packed RGB integer array of a RenderedImage. | | public static void | paintForm(PSResource form, Rectangle2D targetRect, PSGenerator gen)
Paints a reusable image (previously added as a PostScript form). | | public static void | paintReusableImage(String formName, Rectangle2D targetRect, PSGenerator gen)
Paints a reusable image (previously added as a PostScript form). | | public static void | renderBitmapImage(RenderedImage img, float x, float y, float w, float h, PSGenerator gen)
Renders a bitmap image to PostScript. | | public static void | renderEPS(byte[] rawEPS, String name, float x, float y, float w, float h, float bboxx, float bboxy, float bboxw, float bboxh, PSGenerator gen)
Places an EPS file in the PostScript stream. | | public static void | writeImage(byte[] img, Dimension imgDim, String imgDescription, Rectangle2D targetRect, boolean isJPEG, ColorSpace colorSpace, PSGenerator gen)
Writes a bitmap image to the PostScript stream. | | public static PSResource | writeReusableImage(byte[] img, Dimension imgDim, String formName, String imageDescription, boolean isJPEG, ColorSpace colorSpace, PSGenerator gen)
Writes a bitmap image as a PostScript form enclosed by DSC resource wrappers to the
PostScript file. |
| getRGB | | public static int[] getRGB(RenderedImage img, int startX, int startY, int w, int h, int[] rgbArray, int offset, int scansize)(Code) | | Extracts a packed RGB integer array of a RenderedImage.
Parameters:
img - the image
Parameters:
startX - the starting X coordinate
Parameters:
startY - the starting Y coordinate
Parameters:
w - the width of the cropped image
Parameters:
h - the height of the cropped image
Parameters:
rgbArray - the prepared integer array to write to
Parameters:
offset - offset in the target array
Parameters:
scansize - width of a row in the target array the populated integer array previously passed in as rgbArray parameter |
| paintForm | | public static void paintForm(PSResource form, Rectangle2D targetRect, PSGenerator gen) throws IOException(Code) | | Paints a reusable image (previously added as a PostScript form).
Parameters:
form - the PostScript form resource implementing the image
Parameters:
targetRect - the target rectangle to place the image in
Parameters:
gen - the PostScript generator
throws:
IOException - In case of an I/O exception |
| paintReusableImage | | public static void paintReusableImage(String formName, Rectangle2D targetRect, PSGenerator gen) throws IOException(Code) | | Paints a reusable image (previously added as a PostScript form).
Parameters:
formName - the name of the PostScript form implementing the image
Parameters:
targetRect - the target rectangle to place the image in
Parameters:
gen - the PostScript generator
throws:
IOException - In case of an I/O exception |
| renderBitmapImage | | public static void renderBitmapImage(RenderedImage img, float x, float y, float w, float h, PSGenerator gen) throws IOException(Code) | | Renders a bitmap image to PostScript.
Parameters:
img - image to render
Parameters:
x - x position
Parameters:
y - y position
Parameters:
w - width
Parameters:
h - height
Parameters:
gen - PS generator
throws:
IOException - In case of an I/O problem while rendering the image |
| renderEPS | | public static void renderEPS(byte[] rawEPS, String name, float x, float y, float w, float h, float bboxx, float bboxy, float bboxw, float bboxh, PSGenerator gen) throws IOException(Code) | | Places an EPS file in the PostScript stream.
Parameters:
rawEPS - byte array containing the raw EPS data
Parameters:
name - name for the EPS document
Parameters:
x - x-coordinate of viewport in millipoints
Parameters:
y - y-coordinate of viewport in millipoints
Parameters:
w - width of viewport in millipoints
Parameters:
h - height of viewport in millipoints
Parameters:
bboxx - x-coordinate of EPS bounding box in points
Parameters:
bboxy - y-coordinate of EPS bounding box in points
Parameters:
bboxw - width of EPS bounding box in points
Parameters:
bboxh - height of EPS bounding box in points
Parameters:
gen - the PS generator
throws:
IOException - in case an I/O error happens during output |
| writeImage | | public static void writeImage(byte[] img, Dimension imgDim, String imgDescription, Rectangle2D targetRect, boolean isJPEG, ColorSpace colorSpace, PSGenerator gen) throws IOException(Code) | | Writes a bitmap image to the PostScript stream.
Parameters:
img - the bitmap image as a byte array
Parameters:
imgDim - the dimensions of the image
Parameters:
imgDescription - the name of the image
Parameters:
targetRect - the target rectangle to place the image in
Parameters:
isJPEG - true if "img" contains a DCT-encoded images, false if "img" contains the decoded bitmap
Parameters:
colorSpace - the color space of the image
Parameters:
gen - the PostScript generator
throws:
IOException - In case of an I/O exception |
| writeReusableImage | | public static PSResource writeReusableImage(byte[] img, Dimension imgDim, String formName, String imageDescription, boolean isJPEG, ColorSpace colorSpace, PSGenerator gen) throws IOException(Code) | | Writes a bitmap image as a PostScript form enclosed by DSC resource wrappers to the
PostScript file.
Parameters:
img - the raw bitmap data
Parameters:
imgDim - the dimensions of the image
Parameters:
formName - the name of the PostScript form to use
Parameters:
imageDescription - a description of the image added as a DSC Title comment
Parameters:
isJPEG - true if "img" contains a DCT-encoded images, false if "img" contains the decoded bitmap
Parameters:
colorSpace - the color space of the image
Parameters:
gen - the PostScript generator a PSResource representing the form for resource tracking
throws:
IOException - In case of an I/O exception |
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