diff options
Diffstat (limited to 'src/main/java/com/kitfox/svg/ImageSVG.java')
| -rw-r--r-- | src/main/java/com/kitfox/svg/ImageSVG.java | 197 |
1 files changed, 124 insertions, 73 deletions
diff --git a/src/main/java/com/kitfox/svg/ImageSVG.java b/src/main/java/com/kitfox/svg/ImageSVG.java index 5ac93d3..5b4c66f 100644 --- a/src/main/java/com/kitfox/svg/ImageSVG.java +++ b/src/main/java/com/kitfox/svg/ImageSVG.java @@ -33,16 +33,19 @@ *
* Created on February 20, 2004, 10:00 PM
*/
-
package com.kitfox.svg;
import com.kitfox.svg.app.data.Handler;
-import com.kitfox.svg.xml.*;
-
-import java.awt.*;
-import java.awt.geom.*;
-import java.awt.image.*;
-import java.net.*;
+import com.kitfox.svg.xml.StyleAttribute;
+import java.awt.AlphaComposite;
+import java.awt.Composite;
+import java.awt.Graphics2D;
+import java.awt.geom.AffineTransform;
+import java.awt.geom.Point2D;
+import java.awt.geom.Rectangle2D;
+import java.awt.image.BufferedImage;
+import java.net.URI;
+import java.net.URL;
import java.util.List;
import java.util.logging.Level;
import java.util.logging.Logger;
@@ -55,66 +58,84 @@ import java.util.logging.Logger; */
public class ImageSVG extends RenderableElement
{
+ public static final String TAG_NAME = "image";
+
float x = 0f;
float y = 0f;
float width = 0f;
float height = 0f;
-
// BufferedImage href = null;
URL imageSrc = null;
-
AffineTransform xform;
Rectangle2D bounds;
- /** Creates a new instance of Font */
+ /**
+ * Creates a new instance of Font
+ */
public ImageSVG()
{
}
-
+
+ public String getTagName()
+ {
+ return TAG_NAME;
+ }
+
protected void build() throws SVGException
{
super.build();
-
+
StyleAttribute sty = new StyleAttribute();
-
- if (getPres(sty.setName("x"))) x = sty.getFloatValueWithUnits();
- if (getPres(sty.setName("y"))) y = sty.getFloatValueWithUnits();
+ if (getPres(sty.setName("x")))
+ {
+ x = sty.getFloatValueWithUnits();
+ }
- if (getPres(sty.setName("width"))) width = sty.getFloatValueWithUnits();
+ if (getPres(sty.setName("y")))
+ {
+ y = sty.getFloatValueWithUnits();
+ }
+
+ if (getPres(sty.setName("width")))
+ {
+ width = sty.getFloatValueWithUnits();
+ }
- if (getPres(sty.setName("height"))) height = sty.getFloatValueWithUnits();
+ if (getPres(sty.setName("height")))
+ {
+ height = sty.getFloatValueWithUnits();
+ }
- try {
+ try
+ {
if (getPres(sty.setName("xlink:href")))
{
URI src = sty.getURIValue(getXMLBase());
if ("data".equals(src.getScheme()))
{
imageSrc = new URL(null, src.toASCIIString(), new Handler());
- }
- else
+ } else
{
- try {
+ try
+ {
imageSrc = src.toURL();
- }
- catch (Exception e)
+ } catch (Exception e)
{
- Logger.getLogger(SVGConst.SVG_LOGGER).log(Level.WARNING,
+ Logger.getLogger(SVGConst.SVG_LOGGER).log(Level.WARNING,
"Could not parse xlink:href", e);
// e.printStackTrace();
imageSrc = null;
}
}
}
- }
- catch (Exception e)
+ } catch (Exception e)
{
throw new SVGException(e);
}
diagram.getUniverse().registerImage(imageSrc);
-
+
//Set widths if not set
BufferedImage img = diagram.getUniverse().getImage(imageSrc);
if (img == null)
@@ -123,26 +144,45 @@ public class ImageSVG extends RenderableElement bounds = new Rectangle2D.Float();
return;
}
-
- if (width == 0) width = img.getWidth();
- if (height == 0) height = img.getHeight();
-
+
+ if (width == 0)
+ {
+ width = img.getWidth();
+ }
+ if (height == 0)
+ {
+ height = img.getHeight();
+ }
+
//Determine image xform
xform = new AffineTransform();
// xform.setToScale(this.width / img.getWidth(), this.height / img.getHeight());
// xform.translate(this.x, this.y);
xform.translate(this.x, this.y);
xform.scale(this.width / img.getWidth(), this.height / img.getHeight());
-
+
bounds = new Rectangle2D.Float(this.x, this.y, this.width, this.height);
}
-
-
-
- public float getX() { return x; }
- public float getY() { return y; }
- public float getWidth() { return width; }
- public float getHeight() { return height; }
+
+ public float getX()
+ {
+ return x;
+ }
+
+ public float getY()
+ {
+ return y;
+ }
+
+ public float getWidth()
+ {
+ return width;
+ }
+
+ public float getHeight()
+ {
+ return height;
+ }
void pick(Point2D point, boolean boundingBox, List retVec) throws SVGException
{
@@ -165,50 +205,63 @@ public class ImageSVG extends RenderableElement StyleAttribute styleAttrib = new StyleAttribute();
if (getStyle(styleAttrib.setName("visibility")))
{
- if (!styleAttrib.getStringValue().equals("visible")) return;
+ if (!styleAttrib.getStringValue().equals("visible"))
+ {
+ return;
+ }
}
-
+
beginLayer(g);
-
+
float opacity = 1f;
if (getStyle(styleAttrib.setName("opacity")))
{
opacity = styleAttrib.getRatioValue();
}
-
- if (opacity <= 0) return;
+
+ if (opacity <= 0)
+ {
+ return;
+ }
Composite oldComp = null;
-
+
if (opacity < 1)
{
oldComp = g.getComposite();
Composite comp = AlphaComposite.getInstance(AlphaComposite.SRC_OVER, opacity);
g.setComposite(comp);
}
-
+
BufferedImage img = diagram.getUniverse().getImage(imageSrc);
- if (img == null) return;
-
+ if (img == null)
+ {
+ return;
+ }
+
AffineTransform curXform = g.getTransform();
g.transform(xform);
-
+
g.drawImage(img, 0, 0, null);
-
+
g.setTransform(curXform);
- if (oldComp != null) g.setComposite(oldComp);
-
+ if (oldComp != null)
+ {
+ g.setComposite(oldComp);
+ }
+
finishLayer(g);
}
-
+
public Rectangle2D getBoundingBox()
{
return boundsToParent(bounds);
}
/**
- * Updates all attributes in this diagram associated with a time event.
- * Ie, all attributes with track information.
+ * Updates all attributes in this diagram associated with a time event. Ie,
+ * all attributes with track information.
+ *
* @return - true if this node has changed state as a result of the time
* update
*/
@@ -220,7 +273,7 @@ public class ImageSVG extends RenderableElement //Get current values for parameters
StyleAttribute sty = new StyleAttribute();
boolean shapeChange = false;
-
+
if (getPres(sty.setName("x")))
{
float newVal = sty.getFloatValueWithUnits();
@@ -230,7 +283,7 @@ public class ImageSVG extends RenderableElement shapeChange = true;
}
}
-
+
if (getPres(sty.setName("y")))
{
float newVal = sty.getFloatValueWithUnits();
@@ -240,7 +293,7 @@ public class ImageSVG extends RenderableElement shapeChange = true;
}
}
-
+
if (getPres(sty.setName("width")))
{
float newVal = sty.getFloatValueWithUnits();
@@ -250,7 +303,7 @@ public class ImageSVG extends RenderableElement shapeChange = true;
}
}
-
+
if (getPres(sty.setName("height")))
{
float newVal = sty.getFloatValueWithUnits();
@@ -260,8 +313,9 @@ public class ImageSVG extends RenderableElement shapeChange = true;
}
}
-
- try {
+
+ try
+ {
if (getPres(sty.setName("xlink:href")))
{
URI src = sty.getURIValue(getXMLBase());
@@ -270,32 +324,29 @@ public class ImageSVG extends RenderableElement if ("data".equals(src.getScheme()))
{
newVal = new URL(null, src.toASCIIString(), new Handler());
- }
- else
+ } else
{
newVal = src.toURL();
}
-
+
if (!newVal.equals(imageSrc))
{
imageSrc = newVal;
shapeChange = true;
}
}
- }
- catch (IllegalArgumentException ie)
+ } catch (IllegalArgumentException ie)
{
- Logger.getLogger(SVGConst.SVG_LOGGER).log(Level.WARNING,
- "Image provided with illegal value for href: \""
+ Logger.getLogger(SVGConst.SVG_LOGGER).log(Level.WARNING,
+ "Image provided with illegal value for href: \""
+ sty.getStringValue() + '"', ie);
- }
- catch (Exception e)
+ } catch (Exception e)
{
- Logger.getLogger(SVGConst.SVG_LOGGER).log(Level.WARNING,
+ Logger.getLogger(SVGConst.SVG_LOGGER).log(Level.WARNING,
"Could not parse xlink:href", e);
}
-
+
if (shapeChange)
{
build();
@@ -325,7 +376,7 @@ public class ImageSVG extends RenderableElement //
// return true;
}
-
+
return changeState || shapeChange;
}
}
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