protected override void OnClosing()
{
//make current before clear GL resource
_windowControl.MakeCurrent();
if (_openGLViewport != null)
{
_openGLViewport.Close();
}
if (_windowControl != null)
{
_windowControl.Dispose();
}
}
public void BindSurface(LayoutFarm.UI.GraphicsViewRoot surfaceViewport)
{
_myWidth = 800;
_myHeight = 600;
_surfaceViewport = surfaceViewport;
_rootGfx = surfaceViewport.RootGfx;
//----------------------
_nativeWindow = surfaceViewport.MyNativeWindow;
_nativeWindow.MakeCurrent();
}
public void MakeCurrent()
{
_viewport.MakeCurrent();
}
public void InitRootGraphics(RootGraphic rootgfx,
ITopWindowEventRoot topWinEventRoot,
InnerViewportKind innerViewportKind,
IGpuOpenGLSurfaceView nativeWindow,
AbstractTopWindowBridge bridge)
{
//create a proper bridge****
_rootgfx = rootgfx;
_topWinEventRoot = topWinEventRoot;
_innerViewportKind = innerViewportKind;
_viewport = nativeWindow;
_winBridge = bridge;
nativeWindow.SetSize(rootgfx.Width, rootgfx.Height);
switch (innerViewportKind)
{
case InnerViewportKind.GdiPlusOnGLES:
case InnerViewportKind.AggOnGLES:
case InnerViewportKind.GLES:
{
_winBridge.OnHostControlLoaded();
try
{
nativeWindow.MakeCurrent();
}
catch (Exception ex)
{
}
int w = nativeWindow.Width;
int h = nativeWindow.Height;
int max = Math.Max(w, h);
_pcx = PixelFarm.DrawingGL.GLPainterCore.Create(max, max, w, h, true);
_glPainter = new GLPainter();
_glPainter.BindToPainterCore(_pcx);
if (PixelFarm.Drawing.GLES2.GLES2Platform.TextService != null)
{
var printer = new GLBitmapGlyphTextPrinter(_glPainter, PixelFarm.Drawing.GLES2.GLES2Platform.TextService);
_glPainter.TextPrinter = printer;
}
else
{
//warn....!
}
//canvasPainter.SmoothingMode = PixelFarm.Drawing.SmoothingMode.HighQuality;
//----------------------
//1. win gdi based
//var printer = new WinGdiFontPrinter(canvas2d, view.Width, view.Height);
//canvasPainter.TextPrinter = printer;
//----------------------
//2. raw vxs
//var printer = new PixelFarm.Drawing.Fonts.VxsTextPrinter(canvasPainter);
//canvasPainter.TextPrinter = printer;
//----------------------
//3. agg texture based font texture
//_glPainter.TextPrinter = new CpuBlitTextSpanPrinter2(_glPainter, 400, 50, PixelFarm.Drawing.GLES2.GLES2Platform.TextService);
//TODO: review this again!
//3
var drawboard = new PixelFarm.Drawing.GLES2.MyGLDrawBoard(_glPainter);
_glPainter.SetDrawboard(drawboard);
_drawboard = drawboard;
//{
//in mixed mode
//GDI+ on GLES, Agg on GLES we provide a software rendering layer too
PixelFarm.Drawing.DrawBoard cpuDrawBoard = null; // CreateSoftwareDrawBoard(view.Width, view.Height, innerViewportKind);
drawboard.SetCpuBlitDrawBoardCreator(() => cpuDrawBoard ?? (cpuDrawBoard = CreateSoftwareDrawBoard(w, h, innerViewportKind)));
//}
((OpenGL.MyTopWindowBridgeOpenGL)_winBridge).SetCanvas(drawboard);
}
break;
}
}
public void LoadExample(DemoBase demoBase)
{
_nativeWindow.MakeCurrent();
_demoBase = demoBase;
demoBase.Init();
if (WithGdiPlusDrawBoard)
{
_bridgeUI = new GdiOnGLESUIElement(_myWidth, _myHeight);
}
else
{
//pure agg's cpu blit
_bridgeUI = new CpuBlitGLESUIElement(_myWidth, _myHeight);
}
//
_bridgeUI.SetUpdateCpuBlitSurfaceDelegate((p, updateArea) => _demoBase.Draw(p));
DemoBase.InvokePainterReady(_demoBase, _bridgeUI.GetAggPainter());
//
//use existing GLRenderSurface and GLPainter
//see=>UISurfaceViewportControl.InitRootGraphics()
GLPainterCore pcx = _surfaceViewport.GLPainterCore();
GLPainter glPainter = _surfaceViewport.GetGLPainter();
_bridgeUI.CreatePrimaryRenderElement(pcx, glPainter, _rootGfx);
//-----------------------------------------------
demoBase.SetEssentialGLHandlers(
_nativeWindow.SwapBuffers,
_nativeWindow.GetEglDisplay,
_nativeWindow.GetEglSurface
);
//-----------------------------------------------
DemoBase.InvokeGLPainterReady(demoBase, pcx, glPainter);
//Add to RenderTree
_rootGfx.AddChild(_bridgeUI.GetPrimaryRenderElement());
//-----------------------------------------------
//***
GeneralEventListener genEvListener = new GeneralEventListener();
genEvListener.MouseDown += (s, e) =>
{
_demoBase.MouseDown(e.X, e.Y, e.Buttons == UIMouseButtons.Right);
_bridgeUI.InvalidateGraphics();
};
genEvListener.MouseMove += (s, e) =>
{
if (e.IsDragging)
{
_bridgeUI.InvalidateGraphics();
_demoBase.MouseDrag(e.X, e.Y);
_bridgeUI.InvalidateGraphics();
}
};
genEvListener.MouseUp += (s, e) =>
{
_demoBase.MouseUp(e.X, e.Y);
};
//-----------------------------------------------
_bridgeUI.AttachExternalEventListener(genEvListener);
}