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Added mouse lock.

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bkaradzic 2013-01-19 00:22:25 -08:00
parent 165e98c60b
commit f513da8b67
6 changed files with 75 additions and 0 deletions
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1
examples/common/entry.h
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@ -159,6 +159,7 @@ namespace entry
void setWindowSize(uint32_t _width, uint32_t _height); void setWindowSize(uint32_t _width, uint32_t _height);
void toggleWindowFrame(); void toggleWindowFrame();
void setMouseLock(bool _lock);
} // namespace entry } // namespace entry

4
examples/common/entry_emscripten.cpp
View file

@ -32,6 +32,10 @@ namespace entry
{ {
} }
void setMouseLock(bool _lock)
{
}
} // namespace entry } // namespace entry
extern int _main_(int _argc, char** _argv); extern int _main_(int _argc, char** _argv);

4
examples/common/entry_linux.cpp
View file

@ -302,6 +302,10 @@ namespace entry
{ {
} }
void setMouseLock(bool _lock)
{
}
} // namespace entry } // namespace entry
int main(int _argc, char** _argv) int main(int _argc, char** _argv)

4
examples/common/entry_nacl.cpp
View file

@ -44,6 +44,10 @@ namespace entry
{ {
} }
void setMouseLock(bool _lock)
{
}
} // namespace entry } // namespace entry
extern int _main_(int _argc, char** _argv); extern int _main_(int _argc, char** _argv);

4
examples/common/entry_osx.mm
View file

@ -236,6 +236,10 @@ namespace entry
{ {
} }
void setMouseLock(bool _lock)
{
}
} // namespace entry } // namespace entry
int main(int _argc, char** _argv) int main(int _argc, char** _argv)

58
examples/common/entry_windows.cpp
View file

@ -20,6 +20,7 @@
#define WM_USER_SET_WINDOW_SIZE (WM_USER+0) #define WM_USER_SET_WINDOW_SIZE (WM_USER+0)
#define WM_USER_TOGGLE_WINDOW_FRAME (WM_USER+1) #define WM_USER_TOGGLE_WINDOW_FRAME (WM_USER+1)
#define WM_USER_MOUSE_LOCK (WM_USER+2)
extern int _main_(int _argc, char** _argv); extern int _main_(int _argc, char** _argv);
@ -267,6 +268,10 @@ namespace entry
} }
break; break;
case WM_USER_MOUSE_LOCK:
setMouseLock(!!_lparam);
break;
case WM_DESTROY: case WM_DESTROY:
break; break;
@ -348,6 +353,21 @@ namespace entry
{ {
int32_t mx = GET_X_LPARAM(_lparam); int32_t mx = GET_X_LPARAM(_lparam);
int32_t my = GET_Y_LPARAM(_lparam); int32_t my = GET_Y_LPARAM(_lparam);
if (m_mouseLock)
{
mx -= m_mx;
my -= m_my;
if (0 == mx
&& 0 == my)
{
break;
}
setMousePos(m_mx, m_my);
}
m_eventQueue.postMouseEvent(mx, my); m_eventQueue.postMouseEvent(mx, my);
} }
break; break;
@ -505,6 +525,34 @@ namespace entry
m_frame = _windowFrame; m_frame = _windowFrame;
} }
void setMousePos(int32_t _mx, int32_t _my)
{
POINT pt = { _mx, _my };
ClientToScreen(m_hwnd, &pt);
SetCursorPos(pt.x, pt.y);
}
void setMouseLock(bool _lock)
{
if (_lock != m_mouseLock)
{
if (_lock)
{
m_mx = m_width/2;
m_my = m_height/2;
ShowCursor(false);
setMousePos(m_mx, m_my);
}
else
{
setMousePos(m_mx, m_my);
ShowCursor(true);
}
m_mouseLock = _lock;
}
}
static LRESULT CALLBACK wndProc(HWND _hwnd, UINT _id, WPARAM _wparam, LPARAM _lparam); static LRESULT CALLBACK wndProc(HWND _hwnd, UINT _id, WPARAM _wparam, LPARAM _lparam);
EventQueue m_eventQueue; EventQueue m_eventQueue;
@ -517,7 +565,12 @@ namespace entry
uint32_t m_oldWidth; uint32_t m_oldWidth;
uint32_t m_oldHeight; uint32_t m_oldHeight;
float m_aspectRatio; float m_aspectRatio;
int32_t m_mx;
int32_t m_my;
bool m_frame; bool m_frame;
bool m_mouseLock;
bool m_init; bool m_init;
bool m_exit; bool m_exit;
@ -550,6 +603,11 @@ namespace entry
PostMessage(s_ctx.m_hwnd, WM_USER_TOGGLE_WINDOW_FRAME, 0, 0); PostMessage(s_ctx.m_hwnd, WM_USER_TOGGLE_WINDOW_FRAME, 0, 0);
} }
void setMouseLock(bool _lock)
{
PostMessage(s_ctx.m_hwnd, WM_USER_MOUSE_LOCK, 0, _lock);
}
int32_t MainThreadEntry::threadFunc(void* _userData) int32_t MainThreadEntry::threadFunc(void* _userData)
{ {
MainThreadEntry* self = (MainThreadEntry*)_userData; MainThreadEntry* self = (MainThreadEntry*)_userData;