public class PSPainter extends AbstractIFPainter<PSDocumentHandler>
INSTREAM_OBJECT_URI, state
Modifier | Constructor and Description |
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PSPainter(PSDocumentHandler documentHandler)
Default constructor.
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protected |
PSPainter(PSDocumentHandler documentHandler,
IFState state) |
Modifier and Type | Method and Description |
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protected void |
beginTextObject()
Indicates the beginning of a text object.
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void |
clipBackground(Rectangle rect,
BorderProps bpsBefore,
BorderProps bpsAfter,
BorderProps bpsStart,
BorderProps bpsEnd)
Restricts the current clipping region to the inner border.
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void |
clipRect(Rectangle rect)
Restricts the current clipping region with the given rectangle.
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protected Map |
createDefaultImageProcessingHints(org.apache.xmlgraphics.image.loader.ImageSessionContext sessionContext)
Creates the default map of processing hints for the image loading framework.
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protected RenderingContext |
createRenderingContext()
Creates a new RenderingContext instance.
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void |
drawBorderRect(Rectangle rect,
BorderProps top,
BorderProps bottom,
BorderProps left,
BorderProps right,
Color innerBackgroundColor)
Draws a border rectangle.
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void |
drawImage(Document doc,
Rectangle rect)
Draws an image (represented by a DOM document) inside a given rectangle.
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void |
drawImage(String uri,
Rectangle rect)
Draws an image identified by a URI inside a given rectangle.
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protected void |
drawImageUsingImageHandler(org.apache.xmlgraphics.image.loader.ImageInfo info,
Rectangle rect)
Loads a preloaded image and draws it using a suitable image handler.
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void |
drawLine(Point start,
Point end,
int width,
Color color,
RuleStyle style)
Draws a line.
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void |
drawText(int x,
int y,
int letterSpacing,
int wordSpacing,
int[][] dp,
String text)
Draws text.
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void |
endGroup()
Ends the current group and restores the previous coordinate system (and layer).
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protected void |
endTextObject()
Indicates the end of a text object.
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void |
endViewport()
Ends the current viewport and restores the previous coordinate system.
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void |
fillRect(Rectangle rect,
Paint fill)
Fills a rectangular area.
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protected void |
restoreGraphicsState()
Restores the last graphics state of the rendering engine.
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protected void |
saveGraphicsState()
Saves the graphics state of the rendering engine.
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void |
startGroup(AffineTransform transform,
String layer)
Starts a new group of graphical elements.
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void |
startViewport(AffineTransform transform,
Dimension size,
Rectangle clipRect)
Starts a new viewport, establishing a new coordinate system.
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drawImage, drawImage, drawImageUsingDocument, drawImageUsingURI, drawSVGText, drawText, getContext, getDocumentHandler, getFontInfo, getFontKey, getImageForSupportedFlavors, getImageInfo, getLineBoundingBox, getUserAgent, hasOnlySolidBorders, isBackgroundRequired, setFont, startGroup, startViewport, toPoints
public PSPainter(PSDocumentHandler documentHandler)
documentHandler
- the parent document handlerprotected PSPainter(PSDocumentHandler documentHandler, IFState state)
public void startViewport(AffineTransform transform, Dimension size, Rectangle clipRect) throws IFException
transform
- the transformation matrix establishing the new coordinate systemsize
- the size of the viewportclipRect
- the clipping rectangle (may be null)IFException
- if an error occurs while handling this elementpublic void endViewport() throws IFException
IFException
- if an error occurs while handling this elementpublic void startGroup(AffineTransform transform, String layer) throws IFException
transform
- the transformation matrix establishing the new coordinate systemlayer
- an optional layer label (or null if none)IFException
- if an error occurs while handling this elementpublic void endGroup() throws IFException
IFException
- if an error occurs while handling this elementprotected Map createDefaultImageProcessingHints(org.apache.xmlgraphics.image.loader.ImageSessionContext sessionContext)
createDefaultImageProcessingHints
in class AbstractIFPainter<PSDocumentHandler>
sessionContext
- the session context for access to resolution informationprotected RenderingContext createRenderingContext()
createRenderingContext
in class AbstractIFPainter<PSDocumentHandler>
protected void drawImageUsingImageHandler(org.apache.xmlgraphics.image.loader.ImageInfo info, Rectangle rect) throws org.apache.xmlgraphics.image.loader.ImageException, IOException
drawImageUsingImageHandler
in class AbstractIFPainter<PSDocumentHandler>
info
- the information object of the preloaded imagerect
- the rectangle in which to paint the imageorg.apache.xmlgraphics.image.loader.ImageException
- if there's an error while processing the imageIOException
- if there's an I/O error while loading the imagepublic void drawImage(String uri, Rectangle rect) throws IFException
uri
- the image's URIrect
- the rectangle in which the image shall be paintedIFException
- if an error occurs while handling this eventpublic void drawImage(Document doc, Rectangle rect) throws IFException
doc
- the DOM document containing the foreign objectrect
- the rectangle in which the image shall be paintedIFException
- if an error occurs while handling this eventpublic void clipRect(Rectangle rect) throws IFException
rect
- the rectangle's coordinates and extentIFException
- if an error occurs while handling this eventpublic void clipBackground(Rectangle rect, BorderProps bpsBefore, BorderProps bpsAfter, BorderProps bpsStart, BorderProps bpsEnd) throws IFException
rect
- the rectangle's coordinates and extentbpsBefore
- the border segment on the before-side (top)bpsAfter
- the border segment on the after-side (bottom)bpsStart
- the border segment on the start-side (left)bpsEnd
- the border segment on the end-side (right)IFException
- if an error occurs while handling this eventpublic void fillRect(Rectangle rect, Paint fill) throws IFException
rect
- the rectangle's coordinates and extentfill
- the fill paintIFException
- if an error occurs while handling this eventpublic void drawBorderRect(Rectangle rect, BorderProps top, BorderProps bottom, BorderProps left, BorderProps right, Color innerBackgroundColor) throws IFException
BorderProps
instances.drawBorderRect
in interface IFPainter
drawBorderRect
in class AbstractIFPainter<PSDocumentHandler>
rect
- the rectangle's coordinates and extenttop
- the border segment on the top edgebottom
- the border segment on the bottom edgeleft
- the border segment on the left edgeright
- the border segment on the right edgeinnerBackgroundColor
- the color of the inner backgroundIFException
- if an error occurs while handling this eventpublic void drawLine(Point start, Point end, int width, Color color, RuleStyle style) throws IFException
drawLine
in interface IFPainter
drawLine
in class AbstractIFPainter<PSDocumentHandler>
start
- the start point of the lineend
- the end point of the linewidth
- the line widthcolor
- the line colorstyle
- the line style (using the Constants.EN_* constants for the rule-style property)IFException
- if an error occurs while handling this eventprotected void saveGraphicsState() throws IOException
IOException
- if an I/O error occursprotected void restoreGraphicsState() throws IOException
IOException
- if an I/O error occursprotected void beginTextObject() throws IOException
IOException
- if an I/O error occursprotected void endTextObject() throws IOException
IOException
- if an I/O error occurspublic void drawText(int x, int y, int letterSpacing, int wordSpacing, int[][] dp, String text) throws IFException
x
- X-coordinate of the starting point of the texty
- Y-coordinate of the starting point of the textletterSpacing
- additional spacing between characters (may be 0)wordSpacing
- additional spacing between words (may be 0)dp
- an array of 4-tuples, expressing [X,Y] placment
adjustments and [X,Y] advancement adjustments, in that order (may be null); if
not null, then adjustments.length must be the same as text.length()text
- the textIFException
- if an error occurs while handling this eventCopyright © 2025 Apache Software Foundation. All rights reserved.