Package org.xhtmlrenderer.layout
Class SharedContext
- java.lang.Object
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- org.xhtmlrenderer.layout.SharedContext
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public final class SharedContext extends Object
The SharedContext is that which is kept between successive layout and render runs.- Author:
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Constructor Summary
Constructors Constructor Description SharedContext()SharedContext(UserAgentCallback uac)SharedContext(UserAgentCallback uac, FontResolver fr, ReplacedElementFactory ref, TextRenderer tr, float dpi)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description voidaddBoxId(String id, Box box)booleandebugDrawBoxes()booleandebugDrawFontMetrics()booleandebugDrawInlineBoxes()booleandebugDrawLineBoxes()voidflushFonts()StringgetBaseURL()Gets the baseURL attribute of the RenderingContext objectBoxgetBoxById(String id)FSCanvasgetCanvas()StyleReferencegetCss()intgetDotsPerPixel()floatgetDPI()Gets the dPI attribute of the RenderingContext objectRectanglegetFixedRectangle()FSFontgetFont(FontSpecification spec)FontResolvergetFontResolver()Gets the fontResolver attribute of the Context objectMap<String,Box>getIdMap()LineBreakingStrategygetLineBreakingStrategy()StringgetMedia()The media for this contextfloatgetMmPerPx()Gets the dPI attribute in a more useful form of the RenderingContext objectNamespaceHandlergetNamespaceHandler()ReplacedElementFactorygetReplacedElementFactory()CalculatedStylegetStyle(Element e)CalculatedStylegetStyle(Element e, boolean restyle)TextRenderergetTextRenderer()UserAgentCallbackgetUac()Gets the uac attribute of the RenderingContext objectUserAgentCallbackgetUserAgentCallback()floatgetXHeight(FontContext fontContext, FontSpecification fs)booleanisInteractive()booleanisPaged()Returns true if the currently set media type is paged.booleanisPrint()LayoutContextnewLayoutContextInstance()RenderingContextnewRenderingContextInstance()voidremoveBoxId(String id)voidremoveElementReferences(Element e)voidreset()voidsetBaseURL(String url)Sets the baseURL attribute of the RenderingContext objectvoidsetCanvas(FSCanvas canvas)voidsetCss(StyleReference css)voidsetDebug_draw_boxes(boolean debug_draw_boxes)voidsetDebug_draw_font_metrics(boolean debug_draw_font_metrics)voidsetDebug_draw_inline_boxes(boolean debug_draw_inline_boxes)voidsetDebug_draw_line_boxes(boolean debug_draw_line_boxes)voidsetDotsPerPixel(int pixelsPerDot)voidsetDPI(float dpi)Sets the effective DPI (Dots Per Inch) of the screen.voidsetFontMapping(String name, Font font)Adds or overrides a font mapping, meaning you can associate a particular font with a particular string.voidsetFontResolver(FontResolver resolver)voidsetFormSubmissionListener(FormSubmissionListener fsl)voidsetInteractive(boolean interactive)voidsetLineBreakingStrategy(LineBreakingStrategy lineBreakingStrategy)voidsetMedia(String media)Set the current media type.voidsetNamespaceHandler(NamespaceHandler nh)voidsetPrint(boolean print)voidsetReplacedElementFactory(ReplacedElementFactory ref)voidsetTemporaryCanvas(Rectangle rect)voidsetTextRenderer(TextRenderer textRenderer)Sets the textRenderer attribute of the RenderingContext objectvoidsetUserAgentCallback(UserAgentCallback userAgentCallback)
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Constructor Detail
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SharedContext
public SharedContext()
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SharedContext
public SharedContext(UserAgentCallback uac)
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SharedContext
public SharedContext(UserAgentCallback uac, FontResolver fr, ReplacedElementFactory ref, TextRenderer tr, float dpi)
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Method Detail
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setFormSubmissionListener
public void setFormSubmissionListener(FormSubmissionListener fsl)
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newLayoutContextInstance
public LayoutContext newLayoutContextInstance()
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newRenderingContextInstance
public RenderingContext newRenderingContextInstance()
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getFontResolver
public FontResolver getFontResolver()
Gets the fontResolver attribute of the Context object- Returns:
- The fontResolver value
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flushFonts
public void flushFonts()
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getMedia
public String getMedia()
The media for this context
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getTextRenderer
public TextRenderer getTextRenderer()
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debugDrawBoxes
public boolean debugDrawBoxes()
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debugDrawLineBoxes
public boolean debugDrawLineBoxes()
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debugDrawInlineBoxes
public boolean debugDrawInlineBoxes()
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debugDrawFontMetrics
public boolean debugDrawFontMetrics()
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setDebug_draw_boxes
public void setDebug_draw_boxes(boolean debug_draw_boxes)
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setDebug_draw_line_boxes
public void setDebug_draw_line_boxes(boolean debug_draw_line_boxes)
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setDebug_draw_inline_boxes
public void setDebug_draw_inline_boxes(boolean debug_draw_inline_boxes)
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setDebug_draw_font_metrics
public void setDebug_draw_font_metrics(boolean debug_draw_font_metrics)
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getCss
public StyleReference getCss()
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setCss
public void setCss(StyleReference css)
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getCanvas
public FSCanvas getCanvas()
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setCanvas
public void setCanvas(FSCanvas canvas)
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setTemporaryCanvas
public void setTemporaryCanvas(Rectangle rect)
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getFixedRectangle
public Rectangle getFixedRectangle()
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setNamespaceHandler
public void setNamespaceHandler(NamespaceHandler nh)
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getNamespaceHandler
public NamespaceHandler getNamespaceHandler()
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removeBoxId
public void removeBoxId(String id)
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setTextRenderer
public void setTextRenderer(TextRenderer textRenderer)
Sets the textRenderer attribute of the RenderingContext object- Parameters:
textRenderer- The new textRenderer value
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setMedia
public void setMedia(String media)
Set the current media type. This is usually something like screen or print . See the media section of the CSS 2.1 spec for more information on media types.
- Parameters:
media- The new media value
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getUac
public UserAgentCallback getUac()
Gets the uac attribute of the RenderingContext object- Returns:
- The uac value
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getUserAgentCallback
public UserAgentCallback getUserAgentCallback()
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setUserAgentCallback
public void setUserAgentCallback(UserAgentCallback userAgentCallback)
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getDPI
public float getDPI()
Gets the dPI attribute of the RenderingContext object- Returns:
- The dPI value
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setDPI
public void setDPI(float dpi)
Sets the effective DPI (Dots Per Inch) of the screen. You should normally never need to override the dpi, as it is already set to the system default byToolkit.getDefaultToolkit().getScreenResolution(). You can override the value if you want to scale the fonts for accessibility or printing purposes. Currently, the DPI setting only affects font sizing.- Parameters:
dpi- The new dPI value
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getMmPerPx
public float getMmPerPx()
Gets the dPI attribute in a more useful form of the RenderingContext object- Returns:
- The dPI value
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getFont
public FSFont getFont(FontSpecification spec)
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getXHeight
public float getXHeight(FontContext fontContext, FontSpecification fs)
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getBaseURL
public String getBaseURL()
Gets the baseURL attribute of the RenderingContext object- Returns:
- The baseURL value
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setBaseURL
public void setBaseURL(@Nullable String url)Sets the baseURL attribute of the RenderingContext object- Parameters:
url- The new baseURL value
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isPaged
public boolean isPaged()
Returns true if the currently set media type is paged. Currently, returns true only for print , projection , and embossed , handheld , and tv . See the media section of the CSS 2.1 spec for more information on media types.- Returns:
- The paged value
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isInteractive
public boolean isInteractive()
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setInteractive
public void setInteractive(boolean interactive)
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isPrint
public boolean isPrint()
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setPrint
public void setPrint(boolean print)
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setFontMapping
public void setFontMapping(String name, Font font)
Adds or overrides a font mapping, meaning you can associate a particular font with a particular string. For example, the following would load a font out of the cool.ttf file and associate it with the name CoolFont :
Font font = Font.createFont(Font.TRUETYPE_FONT, new FileInputStream("cool.ttf"); setFontMapping("CoolFont", font);You could then put the following css in your page
p { font-family: CoolFont Arial sans-serif; }You can also override existing font mappings, like replacing Arial with Helvetica.
- Parameters:
name- The new font namefont- The actual Font to map
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setFontResolver
public void setFontResolver(FontResolver resolver)
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getDotsPerPixel
public int getDotsPerPixel()
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setDotsPerPixel
public void setDotsPerPixel(int pixelsPerDot)
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getStyle
public CalculatedStyle getStyle(Element e)
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getStyle
public CalculatedStyle getStyle(Element e, boolean restyle)
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reset
public void reset()
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getReplacedElementFactory
public ReplacedElementFactory getReplacedElementFactory()
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setReplacedElementFactory
public void setReplacedElementFactory(ReplacedElementFactory ref)
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removeElementReferences
public void removeElementReferences(Element e)
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getLineBreakingStrategy
public LineBreakingStrategy getLineBreakingStrategy()
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setLineBreakingStrategy
public void setLineBreakingStrategy(LineBreakingStrategy lineBreakingStrategy)
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