// ~~ private
// ~ Non-Static
// ~~ public
public void OnDrag(PointerEventData pData)
{
// If the pointer is off screen, do nothing.
if (!pData.IsOnScreen() || locked)
{
return;
}
// Get the signs for operations on size and position.
Vector4 signs = GetSigns(pData);
// Get the absolute delta between pointer position and handle position.
Vector2 delta = pData.DeltaPosition(transform.position);
float deltaSizeX = delta.x * signs.x;
float deltaSizeY = delta.y * signs.y;
float deltaPosX = delta.x * signs.z * .5f;
float deltaPosY = delta.y * signs.w * .5f;
ViewData.InnerWidth += deltaSizeX;
ViewData.InnerHeight += deltaSizeY;
ViewData.PosX += deltaPosX;
ViewData.PosY += deltaPosY;
}