207 lines
4.7 KiB
C++
207 lines
4.7 KiB
C++
// Copyright (C) 2002-2007 Nikolaus Gebhardt
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// This file is part of the "Irrlicht Engine".
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// For conditions of distribution and use, see copyright notice in irrlicht.h
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// This device code is based on the original SDL device implementation
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// contributed by Shane Parker (sirshane).
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#ifndef __C_IRR_DEVICE_SDL_H_INCLUDED__
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#define __C_IRR_DEVICE_SDL_H_INCLUDED__
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#include "IrrCompileConfig.h"
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#ifdef _IRR_USE_SDL_DEVICE_
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#include "IrrlichtDevice.h"
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#include "CIrrDeviceStub.h"
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#include "IImagePresenter.h"
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#include "ICursorControl.h"
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#include <SDL/SDL.h>
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namespace irr
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{
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class CIrrDeviceSDL : public CIrrDeviceStub, video::IImagePresenter
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{
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public:
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//! constructor
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CIrrDeviceSDL(video::E_DRIVER_TYPE deviceType,
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const core::dimension2d<s32>& windowSize, u32 bits,
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bool fullscreen, bool stencilbuffer, bool vsync,
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bool antiAlias, IEventReceiver* receiver,
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void* windowID, const char* version);
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//! destructor
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virtual ~CIrrDeviceSDL();
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//! runs the device. Returns false if device wants to be deleted
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virtual bool run();
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//! pause execution temporarily
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virtual void yield();
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//! pause execution for a specified time
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virtual void sleep(u32 timeMs, bool pauseTimer);
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//! sets the caption of the window
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virtual void setWindowCaption(const wchar_t* text);
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//! returns if window is active. if not, nothing need to be drawn
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virtual bool isWindowActive() const;
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//! presents a surface in the client area
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virtual void present(video::IImage* surface, s32 windowId = 0, core::rect<s32>* src=0);
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//! notifies the device that it should close itself
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virtual void closeDevice();
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//! \return Returns a pointer to a list with all video modes supported
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video::IVideoModeList* getVideoModeList();
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//! Sets if the window should be resizeable in windowed mode.
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virtual void setResizeAble(bool resize=false);
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//! Implementation of the linux cursor control
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class CCursorControl : public gui::ICursorControl
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{
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public:
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CCursorControl(CIrrDeviceSDL* dev)
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: Device(dev), IsVisible(true)
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{
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}
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//! Changes the visible state of the mouse cursor.
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virtual void setVisible(bool visible)
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{
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IsVisible = visible;
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if ( visible )
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SDL_ShowCursor( SDL_ENABLE );
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else
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SDL_ShowCursor( SDL_DISABLE );
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}
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//! Returns if the cursor is currently visible.
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virtual bool isVisible() const
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{
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return IsVisible;
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}
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//! Sets the new position of the cursor.
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virtual void setPosition(const core::position2d<f32> &pos)
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{
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setPosition(pos.X, pos.Y);
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}
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//! Sets the new position of the cursor.
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virtual void setPosition(f32 x, f32 y)
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{
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setPosition((s32)(x*Device->Width), (s32)(y*Device->Height));
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}
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//! Sets the new position of the cursor.
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virtual void setPosition(const core::position2d<s32> &pos)
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{
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setPosition(pos.X, pos.Y);
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}
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//! Sets the new position of the cursor.
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virtual void setPosition(s32 x, s32 y)
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{
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SDL_WarpMouse( x, y );
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}
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//! Returns the current position of the mouse cursor.
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virtual core::position2d<s32> getPosition()
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{
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updateCursorPos();
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return CursorPos;
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}
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//! Returns the current position of the mouse cursor.
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virtual core::position2d<f32> getRelativePosition()
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{
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updateCursorPos();
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return core::position2d<f32>(CursorPos.X / (f32)Device->Width,
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CursorPos.Y / (f32)Device->Height);
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}
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virtual void setReferenceRect(core::rect<s32>* rect=0)
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{
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}
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private:
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void updateCursorPos()
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{
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CursorPos.X = Device->MouseX;
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CursorPos.Y = Device->MouseY;
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if (CursorPos.X < 0)
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CursorPos.X = 0;
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if (CursorPos.X > (s32)Device->Width)
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CursorPos.X = Device->Width;
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if (CursorPos.Y < 0)
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CursorPos.Y = 0;
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if (CursorPos.Y > (s32)Device->Height)
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CursorPos.Y = Device->Height;
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}
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CIrrDeviceSDL* Device;
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core::position2d<s32> CursorPos;
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bool IsVisible;
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};
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private:
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//! create the driver
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void createDriver(video::E_DRIVER_TYPE driverType,
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const core::dimension2d<s32>& windowSize);
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bool createWindow(video::E_DRIVER_TYPE driverType);
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void createKeyMap();
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s32 MouseX, MouseY;
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u32 Depth;
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bool Fullscreen;
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bool Stencilbuffer;
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bool Vsync;
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bool AntiAlias;
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bool Resizeable;
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SDL_Surface* Screen;
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SDL_Event SDL_event;
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int SDL_Flags;
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u32 Width, Height;
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bool Close;
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bool WindowActive;
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struct SKeyMap
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{
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SKeyMap() {}
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SKeyMap(s32 x11, s32 win32)
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: SDLKey(x11), Win32Key(win32)
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{
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}
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s32 SDLKey;
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s32 Win32Key;
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bool operator<(const SKeyMap& o) const
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{
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return SDLKey<o.SDLKey;
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}
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};
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core::array<SKeyMap> KeyMap;
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};
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} // end namespace irr
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#endif // _IRR_USE_SDL_DEVICE_
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#endif // __C_IRR_DEVICE_SDL_H_INCLUDED__
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