private ArcAnimator(ArcMetric arcmetric, View target) {
mArcMetric = arcmetric;
mTarget = new WeakReference<>(target);
mAnimator =
new WeakReference<>(
ObjectAnimator.ofFloat(
ArcAnimator.this, // target
"degree", // property
arcmetric.getStartDegree(),
arcmetric.getEndDegree()));
}
public static ArcAnimator createArcAnimator(
View clipView, float endX, float endY, float degree, Side side) {
ArcMetric arcMetric =
ArcMetric.evaluate(
Utils.centerX(clipView), Utils.centerY(clipView), endX, endY, degree, side);
return new ArcAnimator(arcMetric, clipView);
}
void setDegree(float degree) {
mValue = degree;
View clipView = mTarget.get();
float x = mArcMetric.getAxisPoint().x + mArcMetric.mRadius * Utils.cos(degree);
float y = mArcMetric.getAxisPoint().y - mArcMetric.mRadius * Utils.sin(degree);
ViewHelper.setX(clipView, x - clipView.getWidth() / 2);
ViewHelper.setY(clipView, y - clipView.getHeight() / 2);
}
@Override
public String toString() {
return mArcMetric.toString();
}
