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src/java.desktop/share/classes/java/awt/image/renderable/RenderableImageOp.java

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 116      *         java.awt.Image.UndefinedProperty.
 117      */
 118     public Object getProperty(String name) {
 119         return myCRIF.getProperty(paramBlock, name);
 120     }
 121 
 122     /**
 123      * Return a list of names recognized by getProperty.
 124      * @return a list of property names.
 125      */
 126     public String[] getPropertyNames() {
 127         return myCRIF.getPropertyNames();
 128     }
 129 
 130     /**
 131      * Returns true if successive renderings (that is, calls to
 132      * createRendering() or createScaledRendering()) with the same arguments
 133      * may produce different results.  This method may be used to
 134      * determine whether an existing rendering may be cached and
 135      * reused.  The CRIF's isDynamic method will be called.
 136      * @return <code>true</code> if successive renderings with the
 137      *         same arguments might produce different results;
 138      *         <code>false</code> otherwise.
 139      */
 140     public boolean isDynamic() {
 141         return myCRIF.isDynamic();
 142     }
 143 
 144     /**
 145      * Gets the width in user coordinate space.  By convention, the
 146      * usual width of a RenderableImage is equal to the image's aspect
 147      * ratio (width divided by height).
 148      *
 149      * @return the width of the image in user coordinates.
 150      */
 151     public float getWidth() {
 152         if (boundingBox == null) {
 153             boundingBox = myCRIF.getBounds2D(paramBlock);
 154         }
 155         return (float)boundingBox.getWidth();
 156     }
 157 
 158     /**


 189     }
 190 
 191     /**
 192      * Change the current ParameterBlock of the operation, allowing
 193      * editing of image rendering chains.  The effects of such a
 194      * change will be visible when a new rendering is created from
 195      * this RenderableImageOp or any dependent RenderableImageOp.
 196      *
 197      * @param paramBlock the new ParameterBlock.
 198      * @return the old ParameterBlock.
 199      * @see #getParameterBlock
 200      */
 201     public ParameterBlock setParameterBlock(ParameterBlock paramBlock) {
 202         ParameterBlock oldParamBlock = this.paramBlock;
 203         this.paramBlock = (ParameterBlock)paramBlock.clone();
 204         return oldParamBlock;
 205     }
 206 
 207     /**
 208      * Returns a reference to the current parameter block.
 209      * @return the <code>ParameterBlock</code> of this
 210      *         <code>RenderableImageOp</code>.
 211      * @see #setParameterBlock(ParameterBlock)
 212      */
 213     public ParameterBlock getParameterBlock() {
 214         return paramBlock;
 215     }
 216 
 217     /**
 218      * Creates a RenderedImage instance of this image with width w, and
 219      * height h in pixels.  The RenderContext is built automatically
 220      * with an appropriate usr2dev transform and an area of interest
 221      * of the full image.  All the rendering hints come from hints
 222      * passed in.
 223      *
 224      * <p> If w == 0, it will be taken to equal
 225      * Math.round(h*(getWidth()/getHeight())).
 226      * Similarly, if h == 0, it will be taken to equal
 227      * Math.round(w*(getHeight()/getWidth())).  One of
 228      * w or h must be non-zero or else an IllegalArgumentException
 229      * will be thrown.
 230      *




 116      *         java.awt.Image.UndefinedProperty.
 117      */
 118     public Object getProperty(String name) {
 119         return myCRIF.getProperty(paramBlock, name);
 120     }
 121 
 122     /**
 123      * Return a list of names recognized by getProperty.
 124      * @return a list of property names.
 125      */
 126     public String[] getPropertyNames() {
 127         return myCRIF.getPropertyNames();
 128     }
 129 
 130     /**
 131      * Returns true if successive renderings (that is, calls to
 132      * createRendering() or createScaledRendering()) with the same arguments
 133      * may produce different results.  This method may be used to
 134      * determine whether an existing rendering may be cached and
 135      * reused.  The CRIF's isDynamic method will be called.
 136      * @return {@code true} if successive renderings with the
 137      *         same arguments might produce different results;
 138      *         {@code false} otherwise.
 139      */
 140     public boolean isDynamic() {
 141         return myCRIF.isDynamic();
 142     }
 143 
 144     /**
 145      * Gets the width in user coordinate space.  By convention, the
 146      * usual width of a RenderableImage is equal to the image's aspect
 147      * ratio (width divided by height).
 148      *
 149      * @return the width of the image in user coordinates.
 150      */
 151     public float getWidth() {
 152         if (boundingBox == null) {
 153             boundingBox = myCRIF.getBounds2D(paramBlock);
 154         }
 155         return (float)boundingBox.getWidth();
 156     }
 157 
 158     /**


 189     }
 190 
 191     /**
 192      * Change the current ParameterBlock of the operation, allowing
 193      * editing of image rendering chains.  The effects of such a
 194      * change will be visible when a new rendering is created from
 195      * this RenderableImageOp or any dependent RenderableImageOp.
 196      *
 197      * @param paramBlock the new ParameterBlock.
 198      * @return the old ParameterBlock.
 199      * @see #getParameterBlock
 200      */
 201     public ParameterBlock setParameterBlock(ParameterBlock paramBlock) {
 202         ParameterBlock oldParamBlock = this.paramBlock;
 203         this.paramBlock = (ParameterBlock)paramBlock.clone();
 204         return oldParamBlock;
 205     }
 206 
 207     /**
 208      * Returns a reference to the current parameter block.
 209      * @return the {@code ParameterBlock} of this
 210      *         {@code RenderableImageOp}.
 211      * @see #setParameterBlock(ParameterBlock)
 212      */
 213     public ParameterBlock getParameterBlock() {
 214         return paramBlock;
 215     }
 216 
 217     /**
 218      * Creates a RenderedImage instance of this image with width w, and
 219      * height h in pixels.  The RenderContext is built automatically
 220      * with an appropriate usr2dev transform and an area of interest
 221      * of the full image.  All the rendering hints come from hints
 222      * passed in.
 223      *
 224      * <p> If w == 0, it will be taken to equal
 225      * Math.round(h*(getWidth()/getHeight())).
 226      * Similarly, if h == 0, it will be taken to equal
 227      * Math.round(w*(getHeight()/getWidth())).  One of
 228      * w or h must be non-zero or else an IllegalArgumentException
 229      * will be thrown.
 230      *


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