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org.apache.batik.svggen
Class SVGGeneratorContext

java.lang.Object
  extended by org.apache.batik.svggen.SVGGeneratorContext
All Implemented Interfaces:
ErrorConstants
public class SVGGeneratorContext
extends Object
implements ErrorConstants

This class contains all non graphical contextual information that are needed by the SVGGraphics2D to generate SVG from Java 2D primitives. You can subclass it to change the defaults.

See Also:
SVGGraphics2D.SVGGraphics2D(SVGGeneratorContext,boolean)

Nested Class Summary
static class SVGGeneratorContext.GraphicContextDefaults
          Class to describe the GraphicContext defaults to be used.
 
Field Summary
protected  DecimalFormat decimalFormat
          Current double value formatter
protected static DecimalFormat[] decimalFormats
           
protected static DecimalFormatSymbols dsf
           
 
Fields inherited from interface org.apache.batik.svggen.ErrorConstants
ERR_ACI, ERR_CANNOT_USE_IMAGE_DIR, ERR_CANVAS_SIZE_NULL, ERR_CLIP_NULL, ERR_CONTEXT_NULL, ERR_DOM_FACTORY_NULL, ERR_DOMTREEMANAGER_NULL, ERR_ERROR_HANDLER_NULL, ERR_EXTENSION_HANDLER_NULL, ERR_FONT_NULL, ERR_GC_NULL, ERR_HINT_NULL, ERR_ID_GENERATOR_NULL, ERR_ILLEGAL_BUFFERED_IMAGE_LOOKUP_OP, ERR_ILLEGAL_BUFFERED_IMAGE_RESCALE_OP, ERR_IMAGE_DIR_DOES_NOT_EXIST, ERR_IMAGE_DIR_NULL, ERR_IMAGE_HANDLER_NOT_SUPPORTED, ERR_IMAGE_HANDLER_NULL, ERR_IMAGE_NULL, ERR_MAP_NULL, ERR_MAXGCOVERRIDES_OUTOFRANGE, ERR_PROXY, ERR_READ, ERR_SCALE_FACTORS_AND_OFFSETS_MISMATCH, ERR_STROKE_NULL, ERR_STYLE_HANDLER_NULL, ERR_TOP_LEVEL_GROUP_NOT_G, ERR_TOP_LEVEL_GROUP_NULL, ERR_TRANS_NULL, ERR_UNEXPECTED, ERR_WRITE, ERR_XOR, INVALID_NODE
 
Constructor Summary
protected SVGGeneratorContext(Document domFactory)
          Builds an instance of SVGGeneratorContext with the given domFactory but let the user set later the other contextual information.
 
Method Summary
static SVGGeneratorContext createDefault(Document domFactory)
          Creates an instance of SVGGeneratorContext with the given domFactory and with the default values for the other information.
 String doubleString(double value)
          Converts the input double value to a string with a number of decimal places controlled by the precision attribute.
 String getComment()
          Returns the comment to be generated in the SVG file.
 Document getDOMFactory()
          Returns the DOM Factory that has been set.
 ErrorHandler getErrorHandler()
          Returns the ErrorHandler that has been set.
 ExtensionHandler getExtensionHandler()
          Returns the ExtensionHandler that has been set.
 SVGGeneratorContext.GraphicContextDefaults getGraphicContextDefaults()
          Returns the set of defaults which should be used for the GraphicContext.
 SVGIDGenerator getIDGenerator()
          Returns the SVGIDGenerator that has been set.
 ImageHandler getImageHandler()
          Returns the ImageHandler that has been set.
 int getPrecision()
          Returns the current precision used by this context
 StyleHandler getStyleHandler()
          Returns the StyleHandler that has been set.
 boolean isEmbeddedFontsOn()
          Returns true if we should generate SVG Fonts for texts.
 void setComment(String generatorComment)
          Sets the comment to be used.
 void setDOMFactory(Document domFactory)
          Sets the DOM Factory to be used.
 void setEmbeddedFontsOn(boolean svgFont)
          Sets if we should generate SVG Fonts for texts.
 void setErrorHandler(ErrorHandler errorHandler)
          Sets the ErrorHandler to be used.
 void setExtensionHandler(ExtensionHandler extensionHandler)
          Sets the ExtensionHandler to be used.
 void setGenericImageHandler(GenericImageHandler genericImageHandler)
          Sets the GenericImageHandler to be used.
 void setGraphicContextDefaults(SVGGeneratorContext.GraphicContextDefaults gcDefaults)
          Sets the default to be used for the graphic context.
 void setIDGenerator(SVGIDGenerator idGenerator)
          Sets the SVGIDGenerator to be used.
 void setImageHandler(ImageHandler imageHandler)
          Sets the ImageHandler to be used.
 void setPrecision(int precision)
          Sets the precision used by this context.
 void setStyleHandler(StyleHandler styleHandler)
          Sets the StyleHandler to be used.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Field Detail

decimalFormat

protected DecimalFormat decimalFormat
Current double value formatter

dsf

protected static DecimalFormatSymbols dsf

decimalFormats

protected static DecimalFormat[] decimalFormats
Constructor Detail

SVGGeneratorContext

protected SVGGeneratorContext(Document domFactory)
Builds an instance of SVGGeneratorContext with the given domFactory but let the user set later the other contextual information. Please note that none of the parameter below should be null.

See Also:
setIDGenerator(org.apache.batik.svggen.SVGIDGenerator), setExtensionHandler(org.apache.batik.svggen.ExtensionHandler), setImageHandler(org.apache.batik.svggen.ImageHandler), setStyleHandler(org.apache.batik.svggen.StyleHandler), setErrorHandler(org.apache.batik.svggen.ErrorHandler)
Method Detail

createDefault

public static SVGGeneratorContext createDefault(Document domFactory)
Creates an instance of SVGGeneratorContext with the given domFactory and with the default values for the other information.

See Also:
SVGIDGenerator, DefaultExtensionHandler, ImageHandlerBase64Encoder, DefaultStyleHandler, DefaultErrorHandler

getGraphicContextDefaults

public final SVGGeneratorContext.GraphicContextDefaults getGraphicContextDefaults()
Returns the set of defaults which should be used for the GraphicContext.

setGraphicContextDefaults

public final void setGraphicContextDefaults(SVGGeneratorContext.GraphicContextDefaults gcDefaults)
Sets the default to be used for the graphic context. Note that gcDefaults may be null and that any of its attributes may be null.

getIDGenerator

public final SVGIDGenerator getIDGenerator()
Returns the SVGIDGenerator that has been set.

setIDGenerator

public final void setIDGenerator(SVGIDGenerator idGenerator)
Sets the SVGIDGenerator to be used. It should not be null.

getDOMFactory

public final Document getDOMFactory()
Returns the DOM Factory that has been set.

setDOMFactory

public final void setDOMFactory(Document domFactory)
Sets the DOM Factory to be used. It should not be null.

getExtensionHandler

public final ExtensionHandler getExtensionHandler()
Returns the ExtensionHandler that has been set.

setExtensionHandler

public final void setExtensionHandler(ExtensionHandler extensionHandler)
Sets the ExtensionHandler to be used. It should not be null.

getImageHandler

public final ImageHandler getImageHandler()
Returns the ImageHandler that has been set.

setImageHandler

public final void setImageHandler(ImageHandler imageHandler)
Sets the ImageHandler to be used. It should not be null.

setGenericImageHandler

public final void setGenericImageHandler(GenericImageHandler genericImageHandler)
Sets the GenericImageHandler to be used.

getStyleHandler

public final StyleHandler getStyleHandler()
Returns the StyleHandler that has been set.

setStyleHandler

public final void setStyleHandler(StyleHandler styleHandler)
Sets the StyleHandler to be used. It should not be null.

getComment

public final String getComment()
Returns the comment to be generated in the SVG file.

setComment

public final void setComment(String generatorComment)
Sets the comment to be used. It can be null if you want to disable it.

getErrorHandler

public final ErrorHandler getErrorHandler()
Returns the ErrorHandler that has been set.

setErrorHandler

public final void setErrorHandler(ErrorHandler errorHandler)
Sets the ErrorHandler to be used. It should not be null.

isEmbeddedFontsOn

public final boolean isEmbeddedFontsOn()
Returns true if we should generate SVG Fonts for texts.

setEmbeddedFontsOn

public final void setEmbeddedFontsOn(boolean svgFont)
Sets if we should generate SVG Fonts for texts. Default value is false.

getPrecision

public final int getPrecision()
Returns the current precision used by this context

setPrecision

public final void setPrecision(int precision)
Sets the precision used by this context. The precision controls the number of decimal places used in floating point values output by the SVGGraphics2D generator. Note that the precision is clipped to the [0,12] range.

doubleString

public final String doubleString(double value)
Converts the input double value to a string with a number of decimal places controlled by the precision attribute.

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