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