/**
* @param group an empty group to be the parent
* @return the group with the current selection
*/
public Group createGroup(Group group) {
// New group has the same transformation as this
group.setBounds(getX(), getY(), getWidth(), getHeight());
group.setOrigin(getOriginX(), getOriginY());
group.setRotation(getRotation());
group.setScale(getScaleX(), getScaleY());
// Each children in the group must be contained by the new group
Array<Actor> children = getChildren();
children.sort(
new Comparator<Actor>() {
@Override
public int compare(Actor actor, Actor actor2) {
return ((SelectionGhost) actor).getRepresentedActor().getZIndex()
- ((SelectionGhost) actor2).getRepresentedActor().getZIndex();
}
});
for (Actor actor : children) {
SelectionGhost ghost = (SelectionGhost) actor;
Actor representedActor = ghost.getRepresentedActor();
representedActor.setPosition(ghost.getX(), ghost.getY());
representedActor.setRotation(ghost.getRotation());
representedActor.setScale(ghost.getScaleX(), ghost.getScaleY());
group.addActor(representedActor);
}
return group;
}
@Override
public void setRotation(float degrees) {
if (dataVO.type == LightType.CONE) {
lightObject.setDirection(direction + degrees);
}
super.setRotation(degrees);
}
/**
* Updates transformation of the represented actor to match the selection ghost transformation
*/
private void updateTransformation() {
Actor parent = representedActor.getParent();
this.localToAscendantCoordinates(parent, tmp1.set(0, 0));
this.localToAscendantCoordinates(parent, tmp2.set(getWidth(), 0));
this.localToAscendantCoordinates(parent, tmp3.set(0, getHeight()));
modifier.applyTransformation(representedActor, tmp1, tmp2, tmp3);
representedActor.setRotation(startingRotation + getParent().getRotation());
}
@Override
public void control(Actor actor, float deltaSeconds) {
long deltaMillis = (long) (deltaSeconds * 1000);
timePeriodManager.update(deltaMillis);
float angle;
float normalizedValue;
int subPeriod = timePeriodManager.getCurrentSubPeriod();
// Rotate up
if (subPeriod == rotateUpSubPeriod) {
normalizedValue = timePeriodManager.getNormalizedCurrentSubPeriodTime();
Interpolation interpolation = Interpolation.linear;
if (this.interpolation != null) {
interpolation = this.interpolation;
}
angle = interpolation.apply(minAngle, maxAngle, normalizedValue);
}
// Stall up
else if (subPeriod == stallUpSubPeriod) {
angle = maxAngle;
}
// Rotate down
else if (subPeriod == rotateDownSubPeriod) {
normalizedValue = timePeriodManager.getNormalizedCurrentSubPeriodTime();
Interpolation interpolation = Interpolation.linear;
if (this.interpolation != null) {
interpolation = this.interpolation;
}
angle = interpolation.apply(maxAngle, minAngle, normalizedValue);
}
// Stall up
else {
angle = minAngle;
}
actor.setRotation(angle);
}
/**
* For a given actor computes and applies the transformation to keep the same screen
* transformation in a new group
*
* @param actor
* @param parent
*/
public static void computeTransformFor(Actor actor, Group parent) {
Vector2 tmp1 = Pools.obtain(Vector2.class);
Vector2 tmp2 = Pools.obtain(Vector2.class);
Vector2 tmp3 = Pools.obtain(Vector2.class);
Vector2 tmp4 = Pools.obtain(Vector2.class);
Vector2 tmp5 = Pools.obtain(Vector2.class);
calculateBounds(actor, tmp4, tmp5);
Vector2 o = tmp1.set(tmp4.x, tmp4.y);
Vector2 t = tmp2.set(tmp4.x + tmp5.x, tmp4.y);
Vector2 n = tmp3.set(tmp4.x, tmp4.y + tmp5.y);
actor.localToAscendantCoordinates(parent, o);
actor.localToAscendantCoordinates(parent, t);
actor.localToAscendantCoordinates(parent, n);
actor.setRotation(actor.getRotation() + actor.getParent().getRotation());
applyTransformation(actor, o, t, n);
Pools.free(tmp1);
Pools.free(tmp2);
Pools.free(tmp3);
Pools.free(tmp4);
Pools.free(tmp5);
}
/** Adds the specified rotation to the current rotation. */
public void rotate(float amountInDegrees) {
setRotation(rotation + amountInDegrees);
}
@Override
public void render() {
Gdx.gl.glViewport(0, 0, Gdx.graphics.getWidth(), Gdx.graphics.getHeight());
Gdx.gl.glClearColor(0.2f, 0.2f, 0.2f, 1);
Gdx.gl.glClear(GL20.GL_COLOR_BUFFER_BIT);
if (Gdx.input.isTouched()) {
stage.screenToStageCoordinates(stageCoords.set(Gdx.input.getX(), Gdx.input.getY()));
Actor actor = stage.hit(stageCoords.x, stageCoords.y, true);
if (actor != null)
actor.setColor(
(float) Math.random(),
(float) Math.random(),
(float) Math.random(),
0.5f + 0.5f * (float) Math.random());
}
Array<Actor> actors = stage.getActors();
int len = actors.size;
if (rotateSprites) {
for (int i = 0; i < len; i++) actors.get(i).rotateBy(Gdx.graphics.getDeltaTime() * 10);
}
scale += vScale * Gdx.graphics.getDeltaTime();
if (scale > 1) {
scale = 1;
vScale = -vScale;
}
if (scale < 0.5f) {
scale = 0.5f;
vScale = -vScale;
}
len = sprites.size;
for (int i = 0; i < len; i++) {
Actor sprite = sprites.get(i);
if (rotateSprites) sprite.rotateBy(-40 * Gdx.graphics.getDeltaTime());
else sprite.setRotation(0);
if (scaleSprites) {
sprite.setScale(scale);
} else {
sprite.setScale(1);
}
}
stage.draw();
renderer.begin(ShapeType.Point);
renderer.setColor(1, 0, 0, 1);
len = actors.size;
for (int i = 0; i < len; i++) {
Group group = (Group) actors.get(i);
renderer.point(group.getX() + group.getOriginX(), group.getY() + group.getOriginY(), 0);
}
renderer.end();
fps.setText(
"fps: "
+ Gdx.graphics.getFramesPerSecond()
+ ", actors "
+ sprites.size
+ ", groups "
+ sprites.size);
ui.draw();
}