void ICanvas.ShowView(IView toShow)
{
if (paintTo3D is PaintToOpenGL openGL)
{
openGL.Disconnect(this);
}
view = toShow;
switch (toShow.PaintType)
{
case "GDI":
// create the GDI paint machine
this.SetStyle(ControlStyles.AllPaintingInWmPaint | ControlStyles.Opaque | ControlStyles.ResizeRedraw | ControlStyles.UserPaint, true);
this.SetStyle(ControlStyles.OptimizedDoubleBuffer, false);
paintTo3D = new PaintToGDI(toShow.Projection, this.CreateGraphics());
break;
case "3D":
default:
{
// create the OpenGL machine
this.SetStyle(ControlStyles.AllPaintingInWmPaint | ControlStyles.Opaque | ControlStyles.ResizeRedraw | ControlStyles.UserPaint, true);
this.SetStyle(ControlStyles.OptimizedDoubleBuffer, false);
this.DoubleBuffered = false;
PaintToOpenGL paintToOpenGL = new PaintToOpenGL(1e-6);
paintToOpenGL.Init(this);
paintTo3D = paintToOpenGL;
}
break;
}
view.Connect(this);
Invalidate();
}
IPaintTo3D IUIService.CreatePaintInterface(Bitmap paintToBitmap, double precision)
{
System.Drawing.Graphics gr = System.Drawing.Graphics.FromImage(paintToBitmap);
PaintToOpenGL paintTo3D = new PaintToOpenGL(precision);
IntPtr dc = gr.GetHdc();
paintTo3D.Init(dc, paintToBitmap.Width, paintToBitmap.Height, true);
return(paintTo3D);
}
