public synchronized void draw(FlipRenderer renderer, GL10 gl) {
applyTexture(renderer, gl);
if (!TextureUtils.isValidTexture(frontCards.getTexture())
&& !TextureUtils.isValidTexture(backCards.getTexture())) return;
if (!visible) return;
switch (state) {
case STATE_INIT:
{
/*if (false) { //XXX: debug only
if (angle >= 180)
forward = false;
else if (angle <= 0)
forward = true;
rotateBy((forward ? TIP_SPEED : -TIP_SPEED));
if (angle > 90 && angle <= 180 - MAX_TIP_ANGLE) {
forward = true;
} else if (angle < 90 && angle >= MAX_TIP_ANGLE) {
forward = false;
}
}*/
}
break;
case STATE_TOUCH:
break;
case STATE_AUTO_ROTATE:
{
animatedFrame++;
rotateBy((forward ? ACCELERATION : -ACCELERATION) * animatedFrame);
if (angle >= 180 || angle <= 0) {
setState(STATE_INIT);
if (angle >= 180) { // flip to next page
if (backCards.getIndex() != -1) {
activeIndex = backCards.getIndex();
controller.postFlippedToView(activeIndex);
} else angle = 180;
}
controller.postHideFlipAnimation();
} else controller.getSurfaceView().requestRender();
}
break;
default:
AphidLog.e("Invalid state: " + state);
break;
}
if (angle < 90) { // render front view over back view
frontCards.getTopCard().setAngle(0);
frontCards.getTopCard().draw(gl);
backCards.getBottomCard().setAngle(0);
backCards.getBottomCard().draw(gl);
frontCards.getBottomCard().setAngle(angle);
frontCards.getBottomCard().draw(gl);
} else { // render back view first
frontCards.getTopCard().setAngle(0);
frontCards.getTopCard().draw(gl);
backCards.getTopCard().setAngle(180 - angle);
backCards.getTopCard().draw(gl);
backCards.getBottomCard().setAngle(0);
backCards.getBottomCard().draw(gl);
}
}
