private void ProcessDrawingInput(MouseEventArgs e)
{
Point cursorPosition = e.GetPosition(PageContainer);
VectorInt pixelPosition = GetPixelPosition(cursorPosition);
if (e.LeftButton == MouseButtonState.Pressed)
{
Draw(pixelPosition.x, pixelPosition.y, brush.Color);
}
if (e.RightButton == MouseButtonState.Pressed)
{
Draw(pixelPosition.x, pixelPosition.y, Colors.Transparent);
}
}