/**
* Applies Camera transformations and draws all the Layers in this World.
*
* @param canvas The Canvas onto which the World will be drawn.
*/
public void draw(Canvas canvas) {
canvas.save();
canvas.translate(-camera.getPosition().getX(), -camera.getPosition().getY());
for (Layer l : layers) {
l.draw(canvas, camera.getBoundingBox());
}
canvas.restore();
}
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();
}
}
public void step() {
Camera cam = cameras.get(0);
cam.activate();
cam.setColor(Color.black);
tree.display(50, 90, cam, spread, levelHeight);
// -------------------------------------------------
cam = cameras.get(1);
cam.activate();
if (state.equals("add")) {
cam.setColor(Color.black);
cam.drawText(">>> " + stringToAdd, 5, 2);
}
}
public void keyPressed(KeyEvent e) {
int code = e.getKeyCode();
Camera cam = cameras.get(0);
if (state.equals("regular")) {
if (code == KeyEvent.VK_L) {
cam.shiftRegion(0.25, 0);
} else if (code == KeyEvent.VK_R) {
cam.shiftRegion(-0.25, 0);
} else if (code == KeyEvent.VK_U) {
cam.shiftRegion(0, -0.25);
} else if (code == KeyEvent.VK_D) {
cam.shiftRegion(0, 0.25);
} else if (code == KeyEvent.VK_S) {
cam.scaleRegion(1.1, 1.1);
} else if (code == KeyEvent.VK_B) {
cam.scaleRegion(1 / 1.1, 1 / 1.1);
} else if (code == KeyEvent.VK_W) {
spread *= 1.1;
} else if (code == KeyEvent.VK_N) {
spread /= 1.1;
} else if (code == KeyEvent.VK_H) {
cam.setRegion(0, 100, 0, 100);
}
} // regular state
else if (state.equals("add")) {
if (code == KeyEvent.VK_ENTER) {
state = "regular";
if (!stringToAdd.equals("")) tree.add(stringToAdd);
} else if (code == KeyEvent.VK_DELETE || code == KeyEvent.VK_BACK_SPACE) {
if (stringToAdd.length() > 0)
stringToAdd = stringToAdd.substring(0, stringToAdd.length() - 1);
}
} // add state
}
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);
}