public void drawVerticalString(String string, int x, int y) {
// x and y here are the center of the string
FontMetrics fm = cp.getFontMetrics();
int ascent = fm.getAscent();
int descent = fm.getDescent();
int height = ascent + descent;
int width = cp.getStringWidth(string);
int[] mask = new int[width * height];
for (int i = 0; i < width * height; i++) {
mask[i] = 0xffffffff;
}
ColorProcessor cp2 = new ColorProcessor(width, height, mask);
cp2.setAntialiasedText(antialias);
cp2.setFont(cp.getFont());
cp2.drawString(string, 0, ascent);
ColorProcessor cp3 = (ColorProcessor) cp2.rotateLeft();
mask = (int[]) cp3.getPixels();
int newx = x - height / 2;
int newy = y - width / 2;
int[] pixels = (int[]) cp.getPixels();
int owidth = cp.getWidth();
int oheight = cp.getHeight();
for (int i = 0; i < width; i++) {
int b = newy + i;
if (b >= 0 && b < oheight) {
for (int j = 0; j < height; j++) {
int a = newx + j;
if (a >= 0 && a < owidth) {
if (mask[j + i * height] != 0xffffffff) {
pixels[a + owidth * b] = mask[j + i * height];
}
}
}
}
}
}
public ImagePlusInteractiveDisplay2D(
final int width,
final int height,
final ScreenImageRenderer renderer,
final TransformListener2D renderTransformListener) {
sourceToScreen = new AffineTransform2D();
final ColorProcessor cp = new ColorProcessor(width, height);
screenImage = new ARGBScreenImage(cp.getWidth(), cp.getHeight(), (int[]) cp.getPixels());
this.renderer = renderer;
renderer.screenImageChanged(screenImage);
this.renderTransformListener = renderTransformListener;
imp = new ImagePlus("argbScreenProjection", cp);
imp.show();
imp.getCanvas().setMagnification(1.0);
imp.draw();
gui = new GUI(imp);
handler = new TransformEventHandler2Dij(imp, this);
handler.setWindowCenter(width / 2, height / 2);
addHandler(handler);
// additional keyboard mappings
addHandler(
new KeyListener() {
@Override
public void keyPressed(final KeyEvent e) {
if (e.getKeyCode() == KeyEvent.VK_E) {
IJ.log(sourceToScreen.toString());
} else if (e.getKeyCode() == KeyEvent.VK_F1) {
IJ.showMessage(handler.getHelpString());
} else if (e.getKeyCode() == KeyEvent.VK_PLUS || e.getKeyCode() == KeyEvent.VK_EQUALS) {
IJ.run("In [+]");
} else if (e.getKeyCode() == KeyEvent.VK_MINUS) {
IJ.run("Out [-]");
}
}
@Override
public void keyTyped(final KeyEvent e) {}
@Override
public void keyReleased(final KeyEvent e) {}
});
}
public void makeTransition(ImagePlus imp, int from, int num) {
if (from > imp.getStackSize()) {
IJ.error("Need a following slice to which to transit.");
return;
}
num++; // so that really num slices are added
ImageStack stack = imp.getStack();
int[] before = (int[]) (stack.getProcessor(from).convertToRGB().getPixels());
int[] after = (int[]) (stack.getProcessor(from + 1).convertToRGB().getPixels());
for (int z = 1; z < num; z++) {
ColorProcessor bp = new ColorProcessor(stack.getWidth(), stack.getHeight());
int[] pixels = (int[]) bp.getPixels();
double dp = z;
double dn = num - z;
for (int i = 0; i < pixels.length; i++) {
pixels[i] = interpolate(before[i], dp, after[i], dn);
}
new ImagePlus("slice + " + z, bp).show();
stack.addSlice("", bp, from + z - 1);
}
}
public ColorHistogram(ColorProcessor ip) {
this((int[]) ip.getPixels());
}