include/vcl/openglwin.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  */
   9
  10 #ifndef INCLUDED_VCL_OPENGLWIN_HXX
  11 #define INCLUDED_VCL_OPENGLWIN_HXX
  12
  13 #include <vcl/event.hxx>
  14 #include <vcl/syschild.hxx>
  15 #include <vcl/dllapi.h>
  16
  17 class OpenGLContext;
  18 class OpenGLWindowImpl;
  19
  20 class VCL_DLLPUBLIC IRenderer
  21 {
  22 public:
  23     virtual ~IRenderer() {}
  24     virtual void update() = 0;
  25     virtual void clickedAt(const Point& rPos, sal_uInt16 nButtons) = 0;
  26     virtual void mouseDragMove(const Point& rPosBegin, const Point& rPosEnd, sal_uInt16 nButtons) = 0;
  27     virtual void scroll(long nDelta) = 0;
  28
  29     virtual void contextDestroyed() = 0;
  30 };
  31
  32 // pImpl Pattern to avoid linking against OpenGL libs when using the class without the context
  33 class VCL_DLLPUBLIC OpenGLWindow : public vcl::Window
  34 {
  35 public:
  36                    OpenGLWindow(vcl::Window* pParent);
  37     virtual        ~OpenGLWindow();
  38     virtual void   dispose() SAL_OVERRIDE;
  39
  40     OpenGLContext& getContext();
  41
  42     void setRenderer(IRenderer* pRenderer);
  43
  44     virtual void Paint(vcl::RenderContext& rRenderContext, const Rectangle&) SAL_OVERRIDE;
  45
  46     virtual void MouseButtonDown( const MouseEvent& rMEvt ) SAL_OVERRIDE;
  47     virtual void MouseButtonUp( const MouseEvent& rMEvt ) SAL_OVERRIDE;
  48     virtual void MouseMove( const MouseEvent& rMEvt ) SAL_OVERRIDE;
  49     virtual void Command( const CommandEvent& rCEvt ) SAL_OVERRIDE;
  50
  51 private:
  52     std::unique_ptr<OpenGLWindowImpl> mxImpl;
  53     IRenderer* mpRenderer;
  54
  55     Point maStartPoint;
  56 };
  57
  58 #endif
  59
  60 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */