Input.hpp

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00001 
00002 
00003 
00004 #ifndef GOSU_INPUT_HPP
00005 #define GOSU_INPUT_HPP
00006 
00007 #include <Gosu/Fwd.hpp>
00008 #include <Gosu/Platform.hpp>
00009 
00010 #ifdef GOSU_IS_WIN
00011 #include <Gosu/ButtonsWin.hpp>
00012 #include <windows.h>
00013 #endif
00014 
00015 #ifdef GOSU_IS_MAC
00016 #include <Gosu/ButtonsMac.hpp>
00017 #endif
00018 
00019 #ifdef GOSU_IS_X
00020 #include <X11/Xlib.h>
00021 #include <X11/Xutil.h>
00022 #include <X11/keysym.h>
00023 #include <Gosu/ButtonsX.hpp>
00024 #endif
00025 
00026 #include <Gosu/Platform.hpp>
00027 #include <Gosu/Fwd.hpp>
00028 #include <boost/function.hpp>
00029 #include <boost/scoped_ptr.hpp>
00030 #include <vector>
00031 
00032 namespace Gosu
00033 {
00035     class Button
00036     {
00037         unsigned id;
00038         
00039     public:
00041         explicit Button(unsigned id) : id(id) {}
00043         unsigned getId() const { return id; }
00044 
00046         Button() : id(noButton) {}
00047 
00049         Button(ButtonName name) : id(name) {}
00050     };
00051     
00052     // Available even on non-iPhone platforms to make it easier to compile the
00053     // same source for multiple platforms.
00054     
00057     struct Touch
00058     {
00060         void* id;
00062         double x, y;
00063     };
00064     typedef std::vector<Touch> Touches;
00065 
00067     inline bool operator==(Button lhs, Button rhs)
00068     {
00069         return lhs.getId() == rhs.getId();
00070     }
00071     inline bool operator!=(Button lhs, Button rhs)
00072     {
00073         return !(lhs == rhs);
00074     }
00075     
00078     class Input
00079     {
00080         struct Impl;
00081         boost::scoped_ptr<Impl> pimpl;
00082 
00083     public:
00084         #ifdef GOSU_IS_WIN
00085         Input(HWND window);
00086         #endif
00087         
00088         #ifdef GOSU_IS_MAC
00089         #ifdef GOSU_IS_IPHONE
00090         Input();
00091         #else
00092         Input(void* nswindow);
00093         bool feedNSEvent(void* event);
00094         #endif
00095         #endif
00096         
00097         #ifdef GOSU_IS_X
00098         Input(::Display* display, ::Window window);
00099         bool feedXEvent(::XEvent& event);
00100         #endif
00101         
00102         ~Input();
00103         
00105         static wchar_t idToChar(Button btn);
00108         static Button charToId(wchar_t ch);
00109         
00112         bool down(Button btn) const;
00113         
00116         double mouseX() const;
00118         double mouseY() const;
00119 
00123         void setMousePosition(double x, double y);
00124 
00125         // Undocumented for the moment.
00126         void setMouseFactors(double factorX, double factorY);
00127         
00130         void update();
00131         
00134         boost::function<void (Button)> onButtonDown, onButtonUp;
00135         
00137         TextInput* textInput() const;
00139         void setTextInput(TextInput* input);
00140     };
00141 }
00142 
00143 #endif