source/Irrlicht/CIrrDeviceOSX.h

   1 // Copyright (C) 2005-2006 Etienne Petitjean\r
   2 // Copyright (C) 2007-2012 Christian Stehno\r
   3 // This file is part of the "Irrlicht Engine".\r
   4 // For conditions of distribution and use, see copyright notice in Irrlicht.h\r
   5 \r
   6 #ifndef __C_IRR_DEVICE_OSX_H_INCLUDED__\r
   7 #define __C_IRR_DEVICE_OSX_H_INCLUDED__\r
   8 \r
   9 \r
  10 #ifdef _IRR_COMPILE_WITH_OSX_DEVICE_\r
  11 \r
  12 #include "CIrrDeviceStub.h"\r
  13 #include "IrrlichtDevice.h"\r
  14 #include "IGUIEnvironment.h"\r
  15 #include "ICursorControl.h"\r
  16 \r
  17 #import <AppKit/NSWindow.h>\r
  18 #import <AppKit/NSBitmapImageRep.h>\r
  19 \r
  20 #include <map>\r
  21 \r
  22 namespace irr\r
  23 {\r
  24     class CIrrDeviceMacOSX;\r
  25 }\r
  26 \r
  27 @interface CIrrDelegateOSX : NSObject\r
  28 \r
  29 - (id)initWithDevice:(irr::CIrrDeviceMacOSX*)device;\r
  30 - (void)terminate:(id)sender;\r
  31 - (BOOL)isQuit;\r
  32 \r
  33 @end\r
  34 \r
  35 namespace irr\r
  36 {\r
  37         class CIrrDeviceMacOSX : public CIrrDeviceStub\r
  38         {\r
  39         public:\r
  40 \r
  41                 //! constructor\r
  42                 CIrrDeviceMacOSX(const SIrrlichtCreationParameters& params);\r
  43 \r
  44                 //! destructor\r
  45                 virtual ~CIrrDeviceMacOSX();\r
  46 \r
  47                 //! runs the device. Returns false if device wants to be deleted\r
  48                 bool run() override;\r
  49 \r
  50                 //! Cause the device to temporarily pause execution and let other processes to run\r
  51                 // This should bring down processor usage without major performance loss for Irrlicht\r
  52                 void yield() override;\r
  53 \r
  54                 //! Pause execution and let other processes to run for a specified amount of time.\r
  55                 void sleep(u32 timeMs, bool pauseTimer) override;\r
  56 \r
  57                 //! sets the caption of the window\r
  58                 void setWindowCaption(const wchar_t* text) override;\r
  59 \r
  60                 //! returns if window is active. if not, nothing need to be drawn\r
  61                 bool isWindowActive() const override;\r
  62 \r
  63                 //! Checks if the Irrlicht window has focus\r
  64                 bool isWindowFocused() const override;\r
  65 \r
  66                 //! Checks if the Irrlicht window is minimized\r
  67                 bool isWindowMinimized() const override;\r
  68 \r
  69                 //! notifies the device that it should close itself\r
  70                 void closeDevice() override;\r
  71 \r
  72                 //! Sets if the window should be resizable in windowed mode.\r
  73                 void setResizable(bool resize) override;\r
  74 \r
  75                 //! Returns true if the window is resizable, false if not\r
  76                 virtual bool isResizable() const;\r
  77 \r
  78                 //! Minimizes the window if possible\r
  79                 void minimizeWindow() override;\r
  80 \r
  81                 //! Maximizes the window if possible.\r
  82                 void maximizeWindow() override;\r
  83 \r
  84                 //! Restore the window to normal size if possible.\r
  85                 void restoreWindow() override;\r
  86 \r
  87         //! Get the position of this window on screen\r
  88         core::position2di getWindowPosition() override;\r
  89 \r
  90                 //! Activate any joysticks, and generate events for them.\r
  91                 bool activateJoysticks(core::array<SJoystickInfo> & joystickInfo) override;\r
  92 \r
  93                 //! Get the device type\r
  94                 E_DEVICE_TYPE getType() const override\r
  95                 {\r
  96                                 return EIDT_OSX;\r
  97                 }\r
  98 \r
  99                 void setMouseLocation(int x, int y);\r
 100                 void setResize(int width, int height);\r
 101                 void setCursorVisible(bool visible);\r
 102         void setWindow(NSWindow* window);\r
 103 \r
 104         private:\r
 105 \r
 106                 //! create the driver\r
 107                 void createDriver();\r
 108 \r
 109                 //! Implementation of the macos x cursor control\r
 110                 class CCursorControl : public gui::ICursorControl\r
 111                 {\r
 112                 public:\r
 113 \r
 114                         CCursorControl(const core::dimension2d<u32>& wsize, CIrrDeviceMacOSX *device)\r
 115                                 : WindowSize(wsize), InvWindowSize(0.0f, 0.0f), Device(device), IsVisible(true), UseReferenceRect(false)\r
 116                         {\r
 117                                 CursorPos.X = CursorPos.Y = 0;\r
 118                                 if (WindowSize.Width!=0)\r
 119                                         InvWindowSize.Width = 1.0f / WindowSize.Width;\r
 120                                 if (WindowSize.Height!=0)\r
 121                                         InvWindowSize.Height = 1.0f / WindowSize.Height;\r
 122                         }\r
 123 \r
 124                         //! Changes the visible state of the mouse cursor.\r
 125                         void setVisible(bool visible)  override\r
 126                         {\r
 127                                 IsVisible = visible;\r
 128                                 Device->setCursorVisible(visible);\r
 129                         }\r
 130 \r
 131                         //! Returns if the cursor is currently visible.\r
 132                         bool isVisible() const  override\r
 133                         {\r
 134                                 return IsVisible;\r
 135                         }\r
 136 \r
 137                         //! Sets the new position of the cursor.\r
 138                         void setPosition(const core::position2d<f32> &pos)  override\r
 139                         {\r
 140                                 setPosition(pos.X, pos.Y);\r
 141                         }\r
 142 \r
 143                         //! Sets the new position of the cursor.\r
 144                         void setPosition(f32 x, f32 y)  override\r
 145                         {\r
 146                                 setPosition((s32)(x*WindowSize.Width), (s32)(y*WindowSize.Height));\r
 147                         }\r
 148 \r
 149                         //! Sets the new position of the cursor.\r
 150                         void setPosition(const core::position2d<s32> &pos) override\r
 151                         {\r
 152                                 if (CursorPos.X != pos.X || CursorPos.Y != pos.Y)\r
 153                                         setPosition(pos.X, pos.Y);\r
 154                         }\r
 155 \r
 156                         //! Sets the new position of the cursor.\r
 157                         void setPosition(s32 x, s32 y) override\r
 158                         {\r
 159                                 if (UseReferenceRect)\r
 160                                 {\r
 161                                         Device->setMouseLocation(ReferenceRect.UpperLeftCorner.X + x, ReferenceRect.UpperLeftCorner.Y + y);\r
 162                                 }\r
 163                                 else\r
 164                                 {\r
 165                                         Device->setMouseLocation(x,y);\r
 166                                 }\r
 167                         }\r
 168 \r
 169                         //! Returns the current position of the mouse cursor.\r
 170                         const core::position2d<s32>& getPosition(bool updateCursor) override\r
 171                         {\r
 172                                 return CursorPos;\r
 173                         }\r
 174 \r
 175                         //! Returns the current position of the mouse cursor.\r
 176                         core::position2d<f32> getRelativePosition(bool updateCursor) override\r
 177                         {\r
 178                                 if (!UseReferenceRect)\r
 179                                 {\r
 180                                         return core::position2d<f32>(CursorPos.X * InvWindowSize.Width,\r
 181                                                 CursorPos.Y * InvWindowSize.Height);\r
 182                                 }\r
 183 \r
 184                                 return core::position2d<f32>(CursorPos.X / (f32)ReferenceRect.getWidth(),\r
 185                                                 CursorPos.Y / (f32)ReferenceRect.getHeight());\r
 186                         }\r
 187 \r
 188                         //! Sets an absolute reference rect for calculating the cursor position.\r
 189                         void setReferenceRect(core::rect<s32>* rect=0)  override\r
 190                         {\r
 191                                 if (rect)\r
 192                                 {\r
 193                                         ReferenceRect = *rect;\r
 194                                         UseReferenceRect = true;\r
 195 \r
 196                                         // prevent division through zero and uneven sizes\r
 197 \r
 198                                         if (!ReferenceRect.getHeight() || ReferenceRect.getHeight()%2)\r
 199                                                 ReferenceRect.LowerRightCorner.Y += 1;\r
 200 \r
 201                                         if (!ReferenceRect.getWidth() || ReferenceRect.getWidth()%2)\r
 202                                                 ReferenceRect.LowerRightCorner.X += 1;\r
 203                                 }\r
 204                                 else\r
 205                                         UseReferenceRect = false;\r
 206                         }\r
 207 \r
 208                         //! Updates the internal cursor position\r
 209                         void updateInternalCursorPosition(int x,int y)\r
 210                         {\r
 211                                 CursorPos.X = x;\r
 212                                 CursorPos.Y = y;\r
 213                         }\r
 214 \r
 215                 private:\r
 216 \r
 217                         core::position2d<s32> CursorPos;\r
 218                         core::dimension2d<s32> WindowSize;\r
 219                         core::dimension2d<float> InvWindowSize;\r
 220                         core::rect<s32> ReferenceRect;\r
 221                         CIrrDeviceMacOSX *Device;\r
 222                         bool IsVisible;\r
 223                         bool UseReferenceRect;\r
 224                 };\r
 225 \r
 226                 bool createWindow();\r
 227                 void initKeycodes();\r
 228                 void storeMouseLocation();\r
 229                 void postMouseEvent(void *event, irr::SEvent &ievent);\r
 230                 void postKeyEvent(void *event, irr::SEvent &ievent, bool pressed);\r
 231                 void pollJoysticks();\r
 232 \r
 233                 NSWindow* Window;\r
 234         CGDirectDisplayID Display;\r
 235                 std::map<int,int> KeyCodes;\r
 236                 int DeviceWidth;\r
 237                 int DeviceHeight;\r
 238                 int ScreenWidth;\r
 239                 int ScreenHeight;\r
 240                 u32 MouseButtonStates;\r
 241         bool IsFullscreen;\r
 242                 bool IsActive;\r
 243                 bool IsShiftDown;\r
 244                 bool IsControlDown;\r
 245                 bool IsResizable;\r
 246         };\r
 247 \r
 248 \r
 249 } // end namespace irr\r
 250 \r
 251 #endif // _IRR_COMPILE_WITH_OSX_DEVICE_\r
 252 #endif // __C_IRR_DEVICE_MACOSX_H_INCLUDED__\r
 253 \r