public static Vector2 screenPosToWindowPos(Vector2 screenPos, txUIObject parent, bool screenCenterAsZero = false, bool isNGUI = true)
{
Camera camera = mCameraManager.getUICamera().getCamera();
Vector2 rootSize = WidgetUtility.getRootSize();
screenPos.x = screenPos.x / camera.pixelWidth * rootSize.x;
screenPos.y = screenPos.y / camera.pixelHeight * rootSize.y;
Vector3 parentWorldPosition = parent != null?parent.getWorldPosition() : Vector3.zero;
txUIObject root = isNGUI ? mLayoutManager.getNGUIRoot() : mLayoutManager.getUGUIRoot();
Vector3 scale = root.getScale();
parentWorldPosition.x = parentWorldPosition.x / scale.x;
parentWorldPosition.y = parentWorldPosition.y / scale.y;
Vector2 parentWorldScale = parent != null?parent.getWorldScale() : Vector2.one;
Vector2 pos = new Vector2(screenPos.x - parentWorldPosition.x, screenPos.y - parentWorldPosition.y);
Vector2 windowPos = new Vector2(pos.x / parentWorldScale.x, pos.y / parentWorldScale.y);
if (screenCenterAsZero)
{
windowPos -= rootSize / 2;
}
return(windowPos);
}
protected override void applyScreenPosition(Vector3 screenPos)
{
txUIObject window = mComponentOwner as txUIObject;
Vector2 rootSize = WidgetUtility.getRootSize();
window.setLocalPosition(UnityUtility.screenPosToWindowPos(screenPos, window.getParent()) - rootSize / 2);
}
public static bool whetherGameObjectInScreen(Vector3 worldPos)
{
Vector3 screenPos = worldPosToScreenPos(worldPos);
Vector2 rootSize = WidgetUtility.getRootSize();
return(screenPos.z >= 0.0f &&
(screenPos.x > 0 && screenPos.x < rootSize.x) &&
(screenPos.y > 0 && screenPos.y < rootSize.y));
}
