MegaMan.LevelEditor.ScreenDrawingSurface.ReDrawMaster C# (CSharp) Метод

        private void ReDrawMaster()
        {
            if (Screen == null)
                return;

            using (Graphics g = Graphics.FromImage(masterImage))
            {
                g.Clear(Color.Black);

                g.CompositingMode = System.Drawing.Drawing2D.CompositingMode.SourceCopy;

                if (MainForm.Instance.DrawTiles)
                {
                    if (active)
                    {
                        if (tileLayer != null) g.DrawImageUnscaled(tileLayer, 0, 0);
                    }
                    else
                    {
                        if (grayDirty) DrawGray();
                        if (grayTiles != null) g.DrawImageUnscaled(grayTiles, 0, 0);
                    }
                }

                g.CompositingMode = System.Drawing.Drawing2D.CompositingMode.SourceOver;

                if (MainForm.Instance.DrawEntities && entityLayer != null)
                    g.DrawImageUnscaled(entityLayer, 0, 0);

                if (MainForm.Instance.DrawBlock && blockLayer != null)
                    g.DrawImageUnscaled(blockLayer, 0, 0);

                if (MainForm.Instance.DrawGrid && gridLayer != null)
                    g.DrawImageUnscaled(gridLayer, 0, 0);

                if (MainForm.Instance.DrawJoins && joinLayer != null)
                    g.DrawImageUnscaled(joinLayer, 0, 0);

                if (toolLayer != null)
                    g.DrawImageUnscaled(toolLayer, 0, 0);

                if (active) g.DrawImageUnscaled(mouseLayer, 0, 0);
            }

            RefreshSize();
        }