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();
}
}
/**
* Builds a new portal displaying what is seen through a camera and the region seen through
* another camera.
*
* @param x top-left horizontal coordinate of portal, in parent's JPanel coordinates
* @param y top-left vertical coordinate of portal, in parent's JPanel coordinates
* @param w portal width
* @param h portal height
* @param pc camera associated with the portal (provinding the overview)
* @param orc camera observing a region; this region is displayed as an overlay in the portal
*/
public OverviewPortal(int x, int y, int w, int h, Camera pc, Camera orc) {
super(x, y, w, h, pc);
this.observedRegionCamera = orc;
this.observedRegionView = orc.getOwningView();
observedRegion = new double[4];
borderTimer = new Timer();
borderTimer.scheduleAtFixedRate(new BorderTimer(this), 40, 40);
}
public void initTest(String vt) {
eh = new TestDefaultHandler.EventHandlerTestDTH(this);
vs = vsm.addVirtualSpace("src");
cam = vs.addCamera();
List<Camera> cameras = new ArrayList<Camera>();
cameras.add(cam);
cam.setZoomFloor(-90);
testView = vsm.addFrameView(cameras, "Test", vt, 800, 600, true);
testView.setBackgroundColor(Color.LIGHT_GRAY);
testView.setListener(eh);
final Glyph circle = new VCircle(100, 0, 0, 40, Color.WHITE);
cam.setAltitude(50);
vs.addGlyph(circle);
vsm.repaint();
AnimationManager am = vsm.getAnimationManager();
for (int i = 0; i < 4; ++i) {
Animation anim =
am.getAnimationFactory()
.createAnimation(
3000,
1.0,
Animation.RepeatBehavior.LOOP,
circle,
Animation.Dimension.POSITION,
new DefaultTimingHandler() {
public void timingEvent(
float fraction, Object subject, Animation.Dimension dim) {
Glyph g = (Glyph) subject;
g.moveTo(100 - (double) 600 * fraction, 0);
}
},
new SplineInterpolator(0.7f, 0.1f, 0.3f, 0.9f));
am.startAnimation(anim, false);
}
Animation anim =
am.getAnimationFactory()
.createAnimation(
8000,
1.0,
Animation.RepeatBehavior.LOOP,
circle,
Animation.Dimension.FILLCOLOR,
new DefaultTimingHandler() {
public void timingEvent(float fraction, Object subject, Animation.Dimension dim) {
Glyph g = (Glyph) subject;
g.setColor(new Color(0, 0, Float.valueOf(255 * fraction).intValue()));
}
});
am.startAnimation(anim, false);
Animation animSize =
am.getAnimationFactory()
.createAnimation(
4000,
1.0,
Animation.RepeatBehavior.LOOP,
circle,
Animation.Dimension.SIZE,
new DefaultTimingHandler() {
public void timingEvent(float fraction, Object subject, Animation.Dimension dim) {
Glyph g = (Glyph) subject;
g.sizeTo(40 + 60 * fraction);
}
});
am.startAnimation(animSize, false);
}