private void ResizeLayers()
{
ResizeLayer(ref tileLayer);
ResizeLayer(ref grayTiles);
ResizeLayer(ref gridLayer);
ResizeLayer(ref entityLayer);
ResizeLayer(ref blockLayer);
ResizeLayer(ref mouseLayer);
ResizeLayer(ref joinLayer);
ResizeLayer(ref toolLayer);
ResizeLayer(ref masterImage);
ReDrawAll();
}