public void mouseDragged(
ViewPanel v, int mod, int buttonNumber, int jpx, int jpy, MouseEvent e) {
if (buttonNumber == 3 || ((mod == META_MOD || mod == META_SHIFT_MOD) && buttonNumber == 1)) {
Camera c = application.vsm.getActiveCamera();
double a = (c.focal + Math.abs(c.altitude)) / c.focal;
if (mod == META_SHIFT_MOD) {
application.cam.setXspeed(0);
application.cam.setYspeed(0);
application.cam.setZspeed(
(c.altitude > 0)
? (long) ((lastJPY - jpy) * (a / 50.0f))
: (long) ((lastJPY - jpy) / (a * 50)));
// 50 is just a speed factor (too fast otherwise)
} else {
application.cam.setXspeed(
(c.altitude > 0)
? (long) ((jpx - lastJPX) * (a / 50.0f))
: (long) ((jpx - lastJPX) / (a * 50)));
application.cam.setYspeed(
(c.altitude > 0)
? (long) ((lastJPY - jpy) * (a / 50.0f))
: (long) ((lastJPY - jpy) / (a * 50)));
application.cam.setZspeed(0);
}
}
}
public void mouseWheelMoved(
ViewPanel v, short wheelDirection, int jpx, int jpy, MouseWheelEvent e) {
Camera c = application.vsm.getActiveCamera();
double a = (c.focal + Math.abs(c.altitude)) / c.focal;
if (wheelDirection == WHEEL_UP) {
c.altitudeOffset(-a * 5);
application.vsm.repaint();
} else {
// wheelDirection == WHEEL_DOWN
c.altitudeOffset(a * 5);
application.vsm.repaint();
}
}