/**
* Write the given text string in the current font, centered on (x, y) and rotated by the
* specified number of degrees
*
* @param x the center x-coordinate of the text
* @param y the center y-coordinate of the text
* @param s the text
* @param degrees is the number of degrees to rotate counterclockwise
*/
public static void text(double x, double y, String s, double degrees) {
double xs = scaleX(x);
double ys = scaleY(y);
offscreen.rotate(Math.toRadians(-degrees), xs, ys);
text(x, y, s);
offscreen.rotate(Math.toRadians(+degrees), xs, ys);
}
/**
* Draw picture (gif, jpg, or png) centered on (x, y), rotated given number of degrees
*
* @param x the center x-coordinate of the image
* @param y the center y-coordinate of the image
* @param s the name of the image/picture, e.g., "ball.gif"
* @param degrees is the number of degrees to rotate counterclockwise
* @throws RuntimeException if the image is corrupt
*/
public static void picture(double x, double y, String s, double degrees) {
Image image = getImage(s);
double xs = scaleX(x);
double ys = scaleY(y);
int ws = image.getWidth(null);
int hs = image.getHeight(null);
if (ws < 0 || hs < 0) throw new RuntimeException("image " + s + " is corrupt");
offscreen.rotate(Math.toRadians(-degrees), xs, ys);
offscreen.drawImage(
image, (int) Math.round(xs - ws / 2.0), (int) Math.round(ys - hs / 2.0), null);
offscreen.rotate(Math.toRadians(+degrees), xs, ys);
draw();
}
/**
* Draw picture (gif, jpg, or png) centered on (x, y), rotated given number of degrees, rescaled
* to w-by-h.
*
* @param x the center x-coordinate of the image
* @param y the center y-coordinate of the image
* @param s the name of the image/picture, e.g., "ball.gif"
* @param w the width of the image
* @param h the height of the image
* @param degrees is the number of degrees to rotate counterclockwise
* @throws RuntimeException if the image is corrupt
*/
public static void picture(double x, double y, String s, double w, double h, double degrees) {
Image image = getImage(s);
double xs = scaleX(x);
double ys = scaleY(y);
double ws = factorX(w);
double hs = factorY(h);
if (ws < 0 || hs < 0) throw new RuntimeException("image " + s + " is corrupt");
if (ws <= 1 && hs <= 1) pixel(x, y);
offscreen.rotate(Math.toRadians(-degrees), xs, ys);
offscreen.drawImage(
image,
(int) Math.round(xs - ws / 2.0),
(int) Math.round(ys - hs / 2.0),
(int) Math.round(ws),
(int) Math.round(hs),
null);
offscreen.rotate(Math.toRadians(+degrees), xs, ys);
draw();
}
/**
* Returns the text rotation in radians : subclassers that don't support rotating text may return
* 0 here. Used by TextLayout only.
*/
protected double getRotation() {
// debug(set.getAttribute(TEXT_ROTATION).toString());
return Math.toRadians(element.getAttribute(TEXT_ROTATION).doubleValue());
}