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WinRT: added cursor visibility toggling, and system cursor creation
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,146 @@ | ||
| /* | ||
| Simple DirectMedia Layer | ||
| Copyright (C) 1997-2012 Sam Lantinga <slouken@libsdl.org> | ||
| This software is provided 'as-is', without any express or implied | ||
| warranty. In no event will the authors be held liable for any damages | ||
| arising from the use of this software. | ||
| Permission is granted to anyone to use this software for any purpose, | ||
| including commercial applications, and to alter it and redistribute it | ||
| freely, subject to the following restrictions: | ||
| 1. The origin of this software must not be misrepresented; you must not | ||
| claim that you wrote the original software. If you use this software | ||
| in a product, an acknowledgment in the product documentation would be | ||
| appreciated but is not required. | ||
| 2. Altered source versions must be plainly marked as such, and must not be | ||
| misrepresented as being the original software. | ||
| 3. This notice may not be removed or altered from any source distribution. | ||
| */ | ||
|
|
||
| #include "SDL_config.h" | ||
|
|
||
| #if SDL_VIDEO_DRIVER_WINRT | ||
|
|
||
| extern "C" { | ||
| #include "SDL_assert.h" | ||
| #include "../../events/SDL_mouse_c.h" | ||
| #include "../SDL_sysvideo.h" | ||
| } | ||
|
|
||
| #include "SDL_WinRTApp.h" | ||
| #include "SDL_winrtmouse.h" | ||
|
|
||
| using Windows::UI::Core::CoreCursor; | ||
|
|
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| extern SDL_WinRTApp ^ SDL_WinRTGlobalApp; | ||
|
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|
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| static SDL_Cursor * | ||
| WINRT_CreateSystemCursor(SDL_SystemCursor id) | ||
| { | ||
| SDL_Cursor *cursor; | ||
| CoreCursorType cursorType = CoreCursorType::Arrow; | ||
|
|
||
| switch(id) | ||
| { | ||
| default: | ||
| SDL_assert(0); | ||
| return NULL; | ||
| case SDL_SYSTEM_CURSOR_ARROW: cursorType = CoreCursorType::Arrow; break; | ||
| case SDL_SYSTEM_CURSOR_IBEAM: cursorType = CoreCursorType::IBeam; break; | ||
| case SDL_SYSTEM_CURSOR_WAIT: cursorType = CoreCursorType::Wait; break; | ||
| case SDL_SYSTEM_CURSOR_CROSSHAIR: cursorType = CoreCursorType::Cross; break; | ||
| case SDL_SYSTEM_CURSOR_WAITARROW: cursorType = CoreCursorType::Wait; break; | ||
| case SDL_SYSTEM_CURSOR_SIZENWSE: cursorType = CoreCursorType::SizeNorthwestSoutheast; break; | ||
| case SDL_SYSTEM_CURSOR_SIZENESW: cursorType = CoreCursorType::SizeNortheastSouthwest; break; | ||
| case SDL_SYSTEM_CURSOR_SIZEWE: cursorType = CoreCursorType::SizeWestEast; break; | ||
| case SDL_SYSTEM_CURSOR_SIZENS: cursorType = CoreCursorType::SizeNorthSouth; break; | ||
| case SDL_SYSTEM_CURSOR_SIZEALL: cursorType = CoreCursorType::SizeAll; break; | ||
| case SDL_SYSTEM_CURSOR_NO: cursorType = CoreCursorType::UniversalNo; break; | ||
| case SDL_SYSTEM_CURSOR_HAND: cursorType = CoreCursorType::Hand; break; | ||
| } | ||
|
|
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| cursor = (SDL_Cursor *) SDL_calloc(1, sizeof(*cursor)); | ||
| if (cursor) { | ||
| /* Create a pointer to a COM reference to a cursor. The extra | ||
| pointer is used (on top of the COM reference) to allow the cursor | ||
| to be referenced by the SDL_cursor's driverdata field, which is | ||
| a void pointer. | ||
| */ | ||
| CoreCursor ^* theCursor = new CoreCursor^(nullptr); | ||
| *theCursor = ref new CoreCursor(cursorType, 0); | ||
| cursor->driverdata = (void *) theCursor; | ||
| } else { | ||
| SDL_OutOfMemory(); | ||
| } | ||
|
|
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| return cursor; | ||
| } | ||
|
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| static SDL_Cursor * | ||
| WINRT_CreateDefaultCursor() | ||
| { | ||
| return WINRT_CreateSystemCursor(SDL_SYSTEM_CURSOR_ARROW); | ||
| } | ||
|
|
||
| static void | ||
| WINRT_FreeCursor(SDL_Cursor * cursor) | ||
| { | ||
| if (cursor->driverdata) { | ||
| CoreCursor ^* theCursor = (CoreCursor ^*) cursor->driverdata; | ||
| *theCursor = nullptr; // Release the COM reference to the CoreCursor | ||
| delete theCursor; // Delete the pointer to the COM reference | ||
| } | ||
| SDL_free(cursor); | ||
| } | ||
|
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||
| static int | ||
| WINRT_ShowCursor(SDL_Cursor * cursor) | ||
| { | ||
| if (cursor) { | ||
| CoreCursor ^* theCursor = (CoreCursor ^*) cursor->driverdata; | ||
| CoreWindow::GetForCurrentThread()->PointerCursor = *theCursor; | ||
| } else { | ||
| CoreWindow::GetForCurrentThread()->PointerCursor = nullptr; | ||
| } | ||
| return 0; | ||
| } | ||
|
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||
| //static int | ||
| //WINRT_SetRelativeMouseMode(SDL_bool enabled) | ||
| //{ | ||
| // //return -1; | ||
| // return 0; | ||
| //} | ||
|
|
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| void | ||
| WINRT_InitMouse(_THIS) | ||
| { | ||
| SDL_Mouse *mouse = SDL_GetMouse(); | ||
|
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| /* DLudwig, Dec 3, 2012: Windows RT does not currently provide APIs for | ||
| the following features, AFAIK: | ||
| - custom cursors (multiple system cursors are, however, available) | ||
| - programmatically moveable cursors | ||
| */ | ||
|
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| //mouse->CreateCursor = WINRT_CreateCursor; | ||
| mouse->CreateSystemCursor = WINRT_CreateSystemCursor; | ||
| mouse->ShowCursor = WINRT_ShowCursor; | ||
| mouse->FreeCursor = WINRT_FreeCursor; | ||
| //mouse->WarpMouse = WINRT_WarpMouse; | ||
| //mouse->SetRelativeMouseMode = WINRT_SetRelativeMouseMode; // DLudwig: 'relative mouse mode' support is pending | ||
|
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| SDL_SetDefaultCursor(WINRT_CreateDefaultCursor()); | ||
| } | ||
|
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| void | ||
| WINRT_QuitMouse(_THIS) | ||
| { | ||
| } | ||
|
|
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| #endif /* SDL_VIDEO_DRIVER_WINRT */ | ||
|
|
||
| /* vi: set ts=4 sw=4 expandtab: */ |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,31 @@ | ||
| /* | ||
| Simple DirectMedia Layer | ||
| Copyright (C) 1997-2012 Sam Lantinga <slouken@libsdl.org> | ||
| This software is provided 'as-is', without any express or implied | ||
| warranty. In no event will the authors be held liable for any damages | ||
| arising from the use of this software. | ||
| Permission is granted to anyone to use this software for any purpose, | ||
| including commercial applications, and to alter it and redistribute it | ||
| freely, subject to the following restrictions: | ||
| 1. The origin of this software must not be misrepresented; you must not | ||
| claim that you wrote the original software. If you use this software | ||
| in a product, an acknowledgment in the product documentation would be | ||
| appreciated but is not required. | ||
| 2. Altered source versions must be plainly marked as such, and must not be | ||
| misrepresented as being the original software. | ||
| 3. This notice may not be removed or altered from any source distribution. | ||
| */ | ||
| #include "SDL_config.h" | ||
|
|
||
| #ifndef _SDL_windowsmouse_h | ||
| #define _SDL_windowsmouse_h | ||
|
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| extern void WINRT_InitMouse(_THIS); | ||
| extern void WINRT_QuitMouse(_THIS); | ||
|
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| #endif /* _SDL_windowsmouse_h */ | ||
|
|
||
| /* vi: set ts=4 sw=4 expandtab: */ |
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