/**
* Writes the <code>shape</code>, <code>coords</code>, <code>href</code>,
* <code>nohref</code> Attribute for the specified figure and shape.
*
* @return Returns true, if the polygon is inside of the image bounds.
*/
private boolean writePolyAttributes(IXMLElement elem, SVGFigure f, Shape shape) {
AffineTransform t = TRANSFORM.getClone(f);
if (t == null) {
t = drawingTransform;
} else {
t.preConcatenate(drawingTransform);
}
StringBuilder buf = new StringBuilder();
float[] coords = new float[6];
GeneralPath path = new GeneralPath();
for (PathIterator i = shape.getPathIterator(t, 1.5f);
! i.isDone(); i.next()) {
switch (i.currentSegment(coords)) {
case PathIterator.SEG_MOVETO :
if (buf.length() != 0) {
throw new IllegalArgumentException("Illegal shape "+shape);
}
if (buf.length() != 0) {
buf.append(',');
}
buf.append((int) coords[0]);
buf.append(',');
buf.append((int) coords[1]);
path.moveTo(coords[0], coords[1]);
break;
case PathIterator.SEG_LINETO :
if (buf.length() != 0) {
buf.append(',');
}
buf.append((int) coords[0]);
buf.append(',');
buf.append((int) coords[1]);
path.lineTo(coords[0], coords[1]);
break;
case PathIterator.SEG_CLOSE :
path.closePath();
break;
default :
throw new InternalError("Illegal segment type "+i.currentSegment(coords));
}
}
elem.setAttribute("shape", "poly");
elem.setAttribute("coords", buf.toString());
writeHrefAttribute(elem, f);
return path.intersects(new Rectangle2D.Float(bounds.x, bounds.y, bounds.width, bounds.height));
}
/**
* This implementation calls <code>super.hitTest</code> and returns the result if non-null (this
* should be a HitInfo.Point), then returns a HitInfo.Interior if the mouse-click occured inside
* the text bound (as defined by text layout)
*
* @return a HitInfo corresponding to the given mouse-event
*/
public HitInfo hitTest(PEMouseEvent e) {
// from Bitmap:
if (image != null) {
if (getBounds().contains(e.getPicPoint())) {
return new HitInfo.Interior((PicText) element, e);
}
return null;
}
// from TextLayout:
if (!getBounds().contains(e.getPicPoint())) return null;
PicText te = (PicText) element;
// recompute textlayout b-box, but store it in a temporary field !
Rectangle2D tb = textLayout.getBounds();
Shape text_bounds = text2ModelTr.createTransformedShape(tb);
if (text_bounds.contains(e.getPicPoint())) {
// [SR:pending] for the hitInfo to be reliable, getPicPoint() should first be transformed by
// inverse text2ModelTr ! (especially when rotationAngle != 0)
TextHitInfo thi =
textLayout.hitTestChar(
(float) (e.getPicPoint().x - strx),
(float) (e.getPicPoint().y - stry)); // guaranteed to return a non-null thi
return new HitInfo.Text((PicText) element, thi, e);
}
// test hit on textlayout's bounding rectangle :
// else if (bounds.contains(e.getPicPoint())) return new HitInfo.Interior(element,e);
return null;
}
private Paint decodeGradient6(Shape s) {
Rectangle2D bounds = s.getBounds2D();
float x = (float) bounds.getX();
float y = (float) bounds.getY();
float w = (float) bounds.getWidth();
float h = (float) bounds.getHeight();
return decodeGradient(
(0.5f * w) + x,
(0.0f * h) + y,
(0.5f * w) + x,
(1.0f * h) + y,
new float[] {0.0f, 0.03f, 0.06f, 0.33f, 0.6f, 0.65f, 0.7f, 0.825f, 0.95f, 0.975f, 1.0f},
new Color[] {
color28,
decodeColor(color28, color29, 0.5f),
color29,
decodeColor(color29, color30, 0.5f),
color30,
decodeColor(color30, color30, 0.5f),
color30,
decodeColor(color30, color31, 0.5f),
color31,
decodeColor(color31, color32, 0.5f),
color32
});
}
private Paint decodeGradient10(Shape s) {
Rectangle2D bounds = s.getBounds2D();
float x = (float) bounds.getX();
float y = (float) bounds.getY();
float w = (float) bounds.getWidth();
float h = (float) bounds.getHeight();
return decodeGradient(
(0.5f * w) + x,
(0.0f * h) + y,
(0.5f * w) + x,
(1.0f * h) + y,
new float[] {0.0f, 0.024f, 0.06f, 0.276f, 0.6f, 0.65f, 0.7f, 0.856f, 0.96f, 0.98f, 1.0f},
new Color[] {
(Color) componentColors[0],
decodeColor((Color) componentColors[0], (Color) componentColors[1], 0.5f),
(Color) componentColors[1],
decodeColor((Color) componentColors[1], (Color) componentColors[2], 0.5f),
(Color) componentColors[2],
decodeColor((Color) componentColors[2], (Color) componentColors[2], 0.5f),
(Color) componentColors[2],
decodeColor((Color) componentColors[2], (Color) componentColors[3], 0.5f),
(Color) componentColors[3],
decodeColor((Color) componentColors[3], (Color) componentColors[3], 0.5f),
(Color) componentColors[3]
});
}
private Paint decodeGradient10(Shape s) {
Rectangle2D bounds = s.getBounds2D();
float x = (float) bounds.getX();
float y = (float) bounds.getY();
float w = (float) bounds.getWidth();
float h = (float) bounds.getHeight();
return decodeGradient(
(0.24868421f * w) + x,
(0.0014705883f * h) + y,
(0.24868421f * w) + x,
(1.0f * h) + y,
new float[] {0.0f, 0.5f, 1.0f},
new Color[] {color48, decodeColor(color48, color49, 0.5f), color49});
}
private Paint decodeGradient2(Shape s) {
Rectangle2D bounds = s.getBounds2D();
float x = (float) bounds.getX();
float y = (float) bounds.getY();
float w = (float) bounds.getWidth();
float h = (float) bounds.getHeight();
return decodeGradient(
(0.25f * w) + x,
(0.0f * h) + y,
(0.25441176f * w) + x,
(1.0016667f * h) + y,
new float[] {0.0f, 0.5f, 1.0f},
new Color[] {color3, decodeColor(color3, color2, 0.5f), color2});
}
private Paint decodeGradient13(Shape s) {
Rectangle2D bounds = s.getBounds2D();
float x = (float) bounds.getX();
float y = (float) bounds.getY();
float w = (float) bounds.getWidth();
float h = (float) bounds.getHeight();
return decodeGradient(
(0.5f * w) + x,
(0.0f * h) + y,
(0.5f * w) + x,
(1.0f * h) + y,
new float[] {0.26047903f, 0.6302395f, 1.0f},
new Color[] {color62, decodeColor(color62, color63, 0.5f), color63});
}
private Paint decodeGradient4(Shape s) {
Rectangle2D bounds = s.getBounds2D();
float x = (float) bounds.getX();
float y = (float) bounds.getY();
float w = (float) bounds.getWidth();
float h = (float) bounds.getHeight();
return decodeGradient(
(0.5f * w) + x,
(0.0f * h) + y,
(0.5f * w) + x,
(1.0f * h) + y,
new float[] {0.0f, 0.1684492f, 1.0f},
new Color[] {color10, decodeColor(color10, color11, 0.5f), color11});
}
private Paint decodeGradient3(Shape s) {
Rectangle2D bounds = s.getBounds2D();
float x = (float) bounds.getX();
float y = (float) bounds.getY();
float w = (float) bounds.getWidth();
float h = (float) bounds.getHeight();
return decodeGradient(
(0.5f * w) + x,
(0.0f * h) + y,
(0.5f * w) + x,
(1.0f * h) + y,
new float[] {0.0f, 0.49573863f, 0.99147725f},
new Color[] {color8, decodeColor(color8, color9, 0.5f), color9});
}
private Paint decodeGradient9(Shape s) {
Rectangle2D bounds = s.getBounds2D();
float x = (float) bounds.getX();
float y = (float) bounds.getY();
float w = (float) bounds.getWidth();
float h = (float) bounds.getHeight();
return decodeGradient(
(0.5f * w) + x,
(0.0f * h) + y,
(0.5f * w) + x,
(1.0f * h) + y,
new float[] {0.09f, 0.52f, 0.95f},
new Color[] {color39, decodeColor(color39, color40, 0.5f), color40});
}
private Paint decodeGradient5(Shape s) {
Rectangle2D bounds = s.getBounds2D();
float x = (float) bounds.getX();
float y = (float) bounds.getY();
float w = (float) bounds.getWidth();
float h = (float) bounds.getHeight();
return decodeGradient(
(0.5f * w) + x,
(0.0f * h) + y,
(0.5f * w) + x,
(1.0f * h) + y,
new float[] {0.1f, 0.49999997f, 0.9f},
new Color[] {color7, decodeColor(color7, color8, 0.5f), color8});
}
private Paint decodeGradient4(Shape s) {
Rectangle2D bounds = s.getBounds2D();
float x = (float) bounds.getX();
float y = (float) bounds.getY();
float w = (float) bounds.getWidth();
float h = (float) bounds.getHeight();
return decodeGradient(
(0.5f * w) + x,
(0.0f * h) + y,
(0.5f * w) + x,
(1.0f * h) + y,
new float[] {0.1f, 0.49999997f, 0.9f},
new Color[] {
(Color) componentColors[0],
decodeColor((Color) componentColors[0], (Color) componentColors[1], 0.5f),
(Color) componentColors[1]
});
}
private Paint decodeGradient9(Shape s) {
Rectangle2D bounds = s.getBounds2D();
float x = (float) bounds.getX();
float y = (float) bounds.getY();
float w = (float) bounds.getWidth();
float h = (float) bounds.getHeight();
return decodeGradient(
(0.25f * w) + x,
(0.0f * h) + y,
(0.25441176f * w) + x,
(1.0016667f * h) + y,
new float[] {0.0f, 0.26988637f, 0.53977275f, 0.5951705f, 0.6505682f, 0.8252841f, 1.0f},
new Color[] {
color37,
decodeColor(color37, color38, 0.5f),
color38,
decodeColor(color38, color39, 0.5f),
color39,
decodeColor(color39, color18, 0.5f),
color18
});
}
private Paint decodeGradient15(Shape s) {
Rectangle2D bounds = s.getBounds2D();
float x = (float) bounds.getX();
float y = (float) bounds.getY();
float w = (float) bounds.getWidth();
float h = (float) bounds.getHeight();
return decodeGradient(
(0.25f * w) + x,
(0.0f * h) + y,
(0.25441176f * w) + x,
(1.0016667f * h) + y,
new float[] {0.0f, 0.26988637f, 0.53977275f, 0.66659296f, 0.79341316f, 0.8967066f, 1.0f},
new Color[] {
color37,
decodeColor(color37, color38, 0.5f),
color38,
decodeColor(color38, color39, 0.5f),
color39,
decodeColor(color39, color70, 0.5f),
color70
});
}
private Paint decodeGradient12(Shape s) {
Rectangle2D bounds = s.getBounds2D();
float x = (float) bounds.getX();
float y = (float) bounds.getY();
float w = (float) bounds.getWidth();
float h = (float) bounds.getHeight();
return decodeGradient(
(0.25f * w) + x,
(0.0f * h) + y,
(0.25441176f * w) + x,
(1.0016667f * h) + y,
new float[] {0.0f, 0.26988637f, 0.53977275f, 0.6082097f, 0.6766467f, 0.83832335f, 1.0f},
new Color[] {
color3,
decodeColor(color3, color59, 0.5f),
color59,
decodeColor(color59, color60, 0.5f),
color60,
decodeColor(color60, color2, 0.5f),
color2
});
}
private Paint decodeGradient16(Shape s) {
Rectangle2D bounds = s.getBounds2D();
float x = (float) bounds.getX();
float y = (float) bounds.getY();
float w = (float) bounds.getWidth();
float h = (float) bounds.getHeight();
return decodeGradient(
(0.25f * w) + x,
(0.0f * h) + y,
(0.25441176f * w) + x,
(1.0016667f * h) + y,
new float[] {0.0f, 0.26988637f, 0.53977275f, 0.6291678f, 0.7185629f, 0.8592814f, 1.0f},
new Color[] {
color50,
decodeColor(color50, color52, 0.5f),
color52,
decodeColor(color52, color52, 0.5f),
color52,
decodeColor(color52, color53, 0.5f),
color53
});
}
/**
* Rebuilds the template from an input image. The input image dimensions must match the original.
* The input and original are overlaid onto the existing template, if any. Pixels that fall
* outside the mask are ignored in the final template.
*
* @param image the input image
* @param alphaInput the opacity with which the input image is overlaid
* @param alphaOriginal the opacity with which the original image is overlaid
*/
public void rebuildTemplate(BufferedImage image, int alphaInput, int alphaOriginal) {
int w = image.getWidth();
int h = image.getHeight();
// return if image dimensions do not match original image
if (original.getWidth() != w || original.getHeight() != h) return;
// return if both alphas are zero
if (alphaInput == 0 && alphaOriginal == 0) return;
// draw image onto argb input
BufferedImage input = new BufferedImage(w, h, BufferedImage.TYPE_INT_ARGB);
input.createGraphics().drawImage(image, 0, 0, null);
// create working image if needed
if (working == null) {
working = new BufferedImage(w, h, BufferedImage.TYPE_INT_ARGB);
}
// reset template dimensions and create new template if needed
if (template == null || w != wTemplate || h != hTemplate) {
wTemplate = w;
hTemplate = h;
int len = w * h;
template = new BufferedImage(w, h, BufferedImage.TYPE_INT_ARGB);
pixels = new int[len];
templateR = new int[len];
templateG = new int[len];
templateB = new int[len];
isPixelTransparent = new boolean[len];
}
// set alpha of input and draw onto working
Graphics2D gWorking = working.createGraphics();
alphaInput = Math.max(0, Math.min(255, alphaInput));
if (alphaInput > 0) { // overlay only if not transparent
gWorking.setComposite(getComposite(alphaInput));
input.getRaster().getDataElements(0, 0, w, h, pixels);
gWorking.drawImage(input, 0, 0, null);
}
// set alpha of original and draw onto working
alphaOriginal = Math.max(0, Math.min(255, alphaOriginal));
if (alphaOriginal > 0) { // overlay only if not transparent
gWorking.setComposite(getComposite(alphaOriginal));
original.getRaster().getDataElements(0, 0, w, h, pixels);
gWorking.drawImage(original, 0, 0, null);
}
// read pixels from working raster
working.getRaster().getDataElements(0, 0, wTemplate, hTemplate, pixels);
if (mask != null) {
// set pixels outside mask to transparent
for (int i = 0; i < pixels.length; i++) {
boolean inside = true;
// pixel is inside only if all corners are inside
int x = i % wTemplate, y = i / wTemplate;
for (int j = 0; j < 2; j++) {
for (int k = 0; k < 2; k++) {
p.setLocation(x + j, y + k);
inside = inside && mask.contains(p);
}
}
if (!inside) pixels[i] = pixels[i] & (0 << 24); // set alpha to zero (transparent)
}
}
// write pixels to template raster
template.getRaster().setDataElements(0, 0, wTemplate, hTemplate, pixels);
// trim transparent edges from template
int trimRight = 0, trimBottom = 0;
trimLeft = trimTop = 0;
// left edge
boolean transparentEdge = true;
while (transparentEdge && trimLeft < wTemplate) {
for (int line = 0; line < hTemplate; line++) {
int i = line * wTemplate + trimLeft;
transparentEdge = transparentEdge && getAlpha(pixels[i]) == 0;
}
if (transparentEdge) trimLeft++;
}
// right edge
transparentEdge = true;
while (transparentEdge && (trimLeft + trimRight) < wTemplate) {
for (int line = 0; line < hTemplate; line++) {
int i = (line + 1) * wTemplate - 1 - trimRight;
transparentEdge = transparentEdge && getAlpha(pixels[i]) == 0;
}
if (transparentEdge) trimRight++;
}
// top edge
transparentEdge = true;
while (transparentEdge && trimTop < hTemplate) {
for (int col = 0; col < wTemplate; col++) {
int i = trimTop * wTemplate + col;
transparentEdge = transparentEdge && getAlpha(pixels[i]) == 0;
}
if (transparentEdge) trimTop++;
}
// bottom edge
transparentEdge = true;
while (transparentEdge && (trimTop + trimBottom) < hTemplate) {
for (int col = 0; col < wTemplate; col++) {
int i = (hTemplate - 1 - trimBottom) * wTemplate + col;
transparentEdge = transparentEdge && getAlpha(pixels[i]) == 0;
}
if (transparentEdge) trimBottom++;
}
// reduce size of template if needed
if (trimLeft + trimRight + trimTop + trimBottom > 0) {
wTemplate -= (trimLeft + trimRight);
hTemplate -= (trimTop + trimBottom);
pixels = new int[wTemplate * hTemplate];
templateR = new int[wTemplate * hTemplate];
templateG = new int[wTemplate * hTemplate];
templateB = new int[wTemplate * hTemplate];
isPixelTransparent = new boolean[wTemplate * hTemplate];
BufferedImage bi = new BufferedImage(wTemplate, hTemplate, BufferedImage.TYPE_INT_ARGB);
bi.createGraphics().drawImage(template, -trimLeft, -trimTop, null);
template = bi;
template.getRaster().getDataElements(0, 0, wTemplate, hTemplate, pixels);
}
// set up rgb and transparency arrays for faster matching
for (int i = 0; i < pixels.length; i++) {
int val = pixels[i];
templateR[i] = getRed(val); // red
templateG[i] = getGreen(val); // green
templateB[i] = getBlue(val); // blue
isPixelTransparent[i] = getAlpha(val) == 0; // alpha
}
}
@Override
public int getIconHeight() {
return star.getBounds().height;
}
@Override
public int getIconWidth() {
return star.getBounds().width;
}
// Graphics2D g=getG();return g==null?null:g.getClip();}
public Rectangle getClipBounds() {
Shape s = bufferClip();
return s == null ? null : s.getBounds();
}