public static Vector2 GetPointerPositionInPanelCoordinates(PanelHelper panelHelper, bool invertY = false)
{
Vector2 pointerScreenCoordinates = new(Pointer.current.position.x.ReadValue(), Pointer.current.position.y.ReadValue());
Vector2 pointerPanelCoordinates = panelHelper.ScreenToPanel(pointerScreenCoordinates);
if (invertY)
{
Vector2 screenSizeInPanelCoordinates = ApplicationUtils.GetScreenSizeInPanelCoordinates(panelHelper);
return(new Vector2(pointerPanelCoordinates.x, screenSizeInPanelCoordinates.y - pointerPanelCoordinates.y));
}
return(pointerPanelCoordinates);
}
public static void MoveVisualElementFullyInsideScreen(VisualElement visualElement, PanelHelper panelHelper)
{
Vector2 screenSizeInPanelCoordinates = ApplicationUtils.GetScreenSizeInPanelCoordinates(panelHelper);
float overshootRight = visualElement.worldBound.xMax - screenSizeInPanelCoordinates.x;
float overshootLeft = visualElement.worldBound.xMin;
float overshootBottom = visualElement.worldBound.yMax - screenSizeInPanelCoordinates.y;
float overshootTop = visualElement.worldBound.yMin;
Vector2 shift = Vector2.zero;
if (overshootLeft < 0)
{
shift = new Vector2(overshootLeft, shift.y);
}
if (overshootRight > 0)
{
shift = new Vector2(overshootRight, shift.y);
}
if (overshootTop < 0)
{
shift = new Vector2(shift.x, overshootTop);
}
if (overshootBottom > 0)
{
shift = new Vector2(shift.x, overshootBottom);
}
if (shift == Vector2.zero)
{
return;
}
if (shift.x != 0)
{
if (visualElement.style.left != new StyleLength(StyleKeyword.Null) &&
visualElement.style.left != new StyleLength(StyleKeyword.Auto))
{
visualElement.style.left = visualElement.style.left.value.value - shift.x;
}
else if (visualElement.style.right != new StyleLength(StyleKeyword.Null) &&
visualElement.style.right != new StyleLength(StyleKeyword.Auto))
{
visualElement.style.right = visualElement.style.right.value.value + shift.x;
}
}
if (shift.y != 0)
{
if (visualElement.style.top != new StyleLength(StyleKeyword.Null) &&
visualElement.style.top != new StyleLength(StyleKeyword.Auto))
{
visualElement.style.top = visualElement.style.top.value.value - shift.y;
}
else if (visualElement.style.bottom != new StyleLength(StyleKeyword.Null) &&
visualElement.style.bottom != new StyleLength(StyleKeyword.Auto))
{
visualElement.style.top = visualElement.style.bottom.value.value + shift.y;
}
}
}