Panda3D

eglGraphicsWindow.h

00001 // Filename: eglGraphicsWindow.h
00002 // Created by:  pro-rsoft (21May09)
00003 //
00004 ////////////////////////////////////////////////////////////////////
00005 //
00006 // PANDA 3D SOFTWARE
00007 // Copyright (c) Carnegie Mellon University.  All rights reserved.
00008 //
00009 // All use of this software is subject to the terms of the revised BSD
00010 // license.  You should have received a copy of this license along
00011 // with this source code in a file named "LICENSE."
00012 //
00013 ////////////////////////////////////////////////////////////////////
00014 
00015 #ifndef EGLGRAPHICSWINDOW_H
00016 #define EGLGRAPHICSWINDOW_H
00017 
00018 #include "pandabase.h"
00019 
00020 #include "eglGraphicsPipe.h"
00021 #include "graphicsWindow.h"
00022 #include "buttonHandle.h"
00023 #include "get_x11.h"
00024 
00025 ////////////////////////////////////////////////////////////////////
00026 //       Class : eglGraphicsWindow
00027 // Description : An interface to the egl system for managing GLES
00028 //               windows under X.
00029 ////////////////////////////////////////////////////////////////////
00030 class eglGraphicsWindow : public GraphicsWindow {
00031 public:
00032   eglGraphicsWindow(GraphicsEngine *engine, GraphicsPipe *pipe,
00033                     const string &name,
00034                     const FrameBufferProperties &fb_prop,
00035                     const WindowProperties &win_prop,
00036                     int flags,
00037                     GraphicsStateGuardian *gsg,
00038                     GraphicsOutput *host);
00039   virtual ~eglGraphicsWindow();
00040 
00041   virtual bool move_pointer(int device, int x, int y);
00042   virtual bool begin_frame(FrameMode mode, Thread *current_thread);
00043   virtual void end_frame(FrameMode mode, Thread *current_thread);
00044   virtual void end_flip();
00045 
00046   virtual void process_events();
00047   virtual void set_properties_now(WindowProperties &properties);
00048 
00049   INLINE X11_Window get_xwindow() const;
00050 
00051 protected:
00052   virtual void close_window();
00053   virtual bool open_window();
00054 
00055 private:
00056   void set_wm_properties(const WindowProperties &properties,
00057                          bool already_mapped);
00058 
00059   void setup_colormap(XVisualInfo *visual);
00060   void handle_keystroke(XKeyEvent &event);
00061   void handle_keypress(XKeyEvent &event);
00062   void handle_keyrelease(XKeyEvent &event);
00063 
00064   ButtonHandle get_button(XKeyEvent &key_event, bool allow_shift);
00065   ButtonHandle map_button(KeySym key);
00066   ButtonHandle get_mouse_button(XButtonEvent &button_event);
00067 
00068   static Bool check_event(X11_Display *display, XEvent *event, char *arg);
00069 
00070   void open_raw_mice();
00071   void poll_raw_mice();
00072 
00073 private:
00074   X11_Display *_display;
00075   int _screen;
00076   X11_Window _xwindow;
00077   Colormap _colormap;
00078   XIC _ic;
00079   EGLDisplay _egl_display;
00080   EGLSurface _egl_surface;
00081 
00082   long _event_mask;
00083   bool _awaiting_configure;
00084   Atom _wm_delete_window;
00085   Atom _net_wm_window_type;
00086   Atom _net_wm_window_type_splash;
00087   Atom _net_wm_window_type_fullscreen;
00088   Atom _net_wm_state;
00089   Atom _net_wm_state_fullscreen;
00090   Atom _net_wm_state_above;
00091   Atom _net_wm_state_below;
00092   Atom _net_wm_state_add;
00093   Atom _net_wm_state_remove;
00094 
00095   struct MouseDeviceInfo {
00096     int    _fd;
00097     int    _input_device_index;
00098     string _io_buffer;
00099   };
00100   pvector<MouseDeviceInfo> _mouse_device_info;
00101 
00102 public:
00103   static TypeHandle get_class_type() {
00104     return _type_handle;
00105   }
00106   static void init_type() {
00107     GraphicsWindow::init_type();
00108     register_type(_type_handle, "eglGraphicsWindow",
00109                   GraphicsWindow::get_class_type());
00110   }
00111   virtual TypeHandle get_type() const {
00112     return get_class_type();
00113   }
00114   virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
00115 
00116 private:
00117   static TypeHandle _type_handle;
00118 };
00119 
00120 #include "eglGraphicsWindow.I"
00121 
00122 #endif
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