source/gameengine/GamePlayer/ghost/GPG_Canvas.cpp

   1 /*
   2  * $Id$
   3  *
   4  * ***** BEGIN GPL LICENSE BLOCK *****
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License
   8  * as published by the Free Software Foundation; either version 2
   9  * of the License, or (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software Foundation,
  18  * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  19  *
  20  * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
  21  * All rights reserved.
  22  *
  23  * The Original Code is: all of this file.
  24  *
  25  * Contributor(s): none yet.
  26  *
  27  * ***** END GPL LICENSE BLOCK *****
  28  */
  29
  30 /** \file gameengine/GamePlayer/ghost/GPG_Canvas.cpp
  31  *  \ingroup player
  32  */
  33
  34
  35 #include "GPG_Canvas.h"
  36 #include <assert.h>
  37 #include "GHOST_ISystem.h"
  38
  39 GPG_Canvas::GPG_Canvas(GHOST_IWindow* window)
  40 : GPC_Canvas(0, 0), m_window(window)
  41 {
  42         if (m_window)
  43         {
  44                 GHOST_Rect bnds;
  45                 m_window->getClientBounds(bnds);
  46                 this->Resize(bnds.getWidth(), bnds.getHeight());
  47         }
  48 }
  49
  50
  51 GPG_Canvas::~GPG_Canvas(void)
  52 {
  53 }
  54
  55
  56 void GPG_Canvas::Init()
  57 {
  58         if (m_window)
  59         {
  60                 GHOST_TSuccess success;
  61                 success = m_window->setDrawingContextType(GHOST_kDrawingContextTypeOpenGL);
  62                 assert(success == GHOST_kSuccess);
  63         }
  64 }
  65
  66 void GPG_Canvas::SetMousePosition(int x, int y)
  67 {
  68         GHOST_ISystem* system = GHOST_ISystem::getSystem();
  69         if (system && m_window)
  70         {
  71                 GHOST_TInt32 gx = (GHOST_TInt32)x;
  72                 GHOST_TInt32 gy = (GHOST_TInt32)y;
  73                 GHOST_TInt32 cx;
  74                 GHOST_TInt32 cy;
  75                 m_window->clientToScreen(gx, gy, cx, cy);
  76                 system->setCursorPosition(cx, cy);
  77         }
  78 }
  79
  80
  81 void GPG_Canvas::SetMouseState(RAS_MouseState mousestate)
  82 {
  83         m_mousestate = mousestate;
  84
  85         if (m_window)
  86         {
  87                 switch (mousestate)
  88                 {
  89                 case MOUSE_INVISIBLE:
  90                         m_window->setCursorVisibility(false);
  91                         break;
  92                 case MOUSE_WAIT:
  93                         m_window->setCursorShape(GHOST_kStandardCursorWait);
  94                         m_window->setCursorVisibility(true);
  95                         break;
  96                 case MOUSE_NORMAL:
  97                         m_window->setCursorShape(GHOST_kStandardCursorRightArrow);
  98                         m_window->setCursorVisibility(true);
  99                         break;
 100                 }
 101         }
 102 }
 103
 104
 105 void GPG_Canvas::SwapBuffers()
 106 {
 107         if (m_window)
 108         {
 109                 m_window->swapBuffers();
 110         }
 111 }
 112
 113 float GPG_Canvas::GetMouseNormalizedX(int x)
 114 {
 115         return float(x)/this->GetWidth();
 116 }
 117
 118 float GPG_Canvas::GetMouseNormalizedY(int y)
 119 {
 120         return float(y)/this->GetHeight();
 121 }