/**
* Convert an AWT Shape to an SWT Path.
*
* @param shape
* @return the SWT Path or <code>null</code> if <code>shape == null</code>
*/
private Path convertToPath(Shape shape) {
if (shape == null) {
return null;
}
Path path = new Path(_gc.getDevice());
PathIterator iter = shape.getPathIterator(null);
float[] coords = new float[6];
while (!iter.isDone()) {
int op = iter.currentSegment(coords);
switch (op) {
case PathIterator.SEG_MOVETO:
path.moveTo(coords[0], coords[1]);
break;
case PathIterator.SEG_LINETO:
path.lineTo(coords[0], coords[1]);
break;
case PathIterator.SEG_QUADTO:
path.quadTo(coords[0], coords[1], coords[2], coords[3]);
break;
case PathIterator.SEG_CUBICTO:
path.cubicTo(coords[0], coords[1], coords[2], coords[3], coords[4], coords[5]);
break;
case PathIterator.SEG_CLOSE:
path.close();
break;
}
iter.next();
}
return path;
}
public void translate(double tx, double ty) {
if (_transform == null) {
_transform = new Transform(_gc.getDevice());
}
_transform.translate((int) tx, (int) ty);
_gc.setTransform(_transform);
if (_clippingArea != null) {
AffineTransform t = new AffineTransform();
t.translate(-tx, -ty);
_clippingArea.transform(t);
}
}
public void setColor(java.awt.Color color) {
if (color.equals(_awt_color)) {
return;
}
Color col = new Color(_gc.getDevice(), color.getRed(), color.getGreen(), color.getBlue());
_gc.setForeground(col);
_gc.setBackground(col);
_gc.setAlpha(color.getAlpha());
if (_color != null) {
_color.dispose();
}
_color = col;
_awt_color = color;
}
public void drawImage(FSImage image, int x, int y) {
Image img = ((SWTFSImage) image).getImage();
if (img == null) {
int width = image.getWidth();
int height = image.getHeight();
Color oldBG = _gc.getBackground();
Color oldFG = _gc.getForeground();
_gc.setBackground(_gc.getDevice().getSystemColor(SWT.COLOR_WHITE));
_gc.setForeground(_gc.getDevice().getSystemColor(SWT.COLOR_BLACK));
_gc.fillRectangle(x, y, width, height);
_gc.drawRectangle(x, y, width, height);
_gc.drawLine(x, y, x + width - 1, y + height - 1);
_gc.drawLine(x, y + height - 1, x + width - 1, y);
_gc.setBackground(oldBG);
_gc.setForeground(oldFG);
} else {
Rectangle bounds = img.getBounds();
_gc.drawImage(
img, 0, 0, bounds.width, bounds.height, x, y, image.getWidth(), image.getHeight());
}
}
