SDL_winrtmouse.cpp
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/*
Simple DirectMedia Layer
Copyright (C) 1997-2016 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_internal.h"
#if SDL_VIDEO_DRIVER_WINRT
/*
* Windows includes:
*/
#include <Windows.h>
using namespace Windows::UI::Core;
using Windows::UI::Core::CoreCursor;
/*
* SDL includes:
*/
extern "C" {
#include "SDL_assert.h"
#include "../../events/SDL_mouse_c.h"
#include "../../events/SDL_touch_c.h"
#include "../SDL_sysvideo.h"
#include "SDL_events.h"
#include "SDL_log.h"
}
#include "../../core/winrt/SDL_winrtapp_direct3d.h"
#include "SDL_winrtvideo_cpp.h"
#include "SDL_winrtmouse_c.h"
extern "C" SDL_bool WINRT_UsingRelativeMouseMode = SDL_FALSE;
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;
}
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();
}
return cursor;
}
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);
}
static int
WINRT_ShowCursor(SDL_Cursor * cursor)
{
// TODO, WinRT, XAML: make WINRT_ShowCursor work when XAML support is enabled.
if ( ! CoreWindow::GetForCurrentThread()) {
return 0;
}
if (cursor) {
CoreCursor ^* theCursor = (CoreCursor ^*) cursor->driverdata;
CoreWindow::GetForCurrentThread()->PointerCursor = *theCursor;
} else {
CoreWindow::GetForCurrentThread()->PointerCursor = nullptr;
}
return 0;
}
static int
WINRT_SetRelativeMouseMode(SDL_bool enabled)
{
WINRT_UsingRelativeMouseMode = enabled;
return 0;
}
void
WINRT_InitMouse(_THIS)
{
SDL_Mouse *mouse = SDL_GetMouse();
/* DLudwig, Dec 3, 2012: WinRT does not currently provide APIs for
the following features, AFAIK:
- custom cursors (multiple system cursors are, however, available)
- programmatically moveable cursors
*/
#if WINAPI_FAMILY != WINAPI_FAMILY_PHONE_APP
//mouse->CreateCursor = WINRT_CreateCursor;
mouse->CreateSystemCursor = WINRT_CreateSystemCursor;
mouse->ShowCursor = WINRT_ShowCursor;
mouse->FreeCursor = WINRT_FreeCursor;
//mouse->WarpMouse = WINRT_WarpMouse;
mouse->SetRelativeMouseMode = WINRT_SetRelativeMouseMode;
SDL_SetDefaultCursor(WINRT_CreateDefaultCursor());
#endif
}
void
WINRT_QuitMouse(_THIS)
{
}
#endif /* SDL_VIDEO_DRIVER_WINRT */
/* vi: set ts=4 sw=4 expandtab: */
SDL_GetMouse
SDL_Mouse * SDL_GetMouse(void)
Definition: SDL_mouse.c:66
SDL_Mouse::ShowCursor
int(* ShowCursor)(SDL_Cursor *cursor)
Definition: SDL_mouse_c.h:52
SDL_SYSTEM_CURSOR_ARROW
Definition: SDL_mouse.h:48
SDL_log.h
SDL_SYSTEM_CURSOR_HAND
Definition: SDL_mouse.h:59
SDL_Mouse::SetRelativeMouseMode
int(* SetRelativeMouseMode)(SDL_bool enabled)
Definition: SDL_mouse_c.h:67
SDL_events.h
SDL_Cursor
Definition: SDL_mouse_c.h:30
WINRT_InitMouse
void WINRT_InitMouse(_THIS)
SDL_winrtvideo_cpp.h
SDL_SYSTEM_CURSOR_SIZEALL
Definition: SDL_mouse.h:57
SDL_bool
SDL_bool
Definition: SDL_stdinc.h:126
SDL_SYSTEM_CURSOR_SIZEWE
Definition: SDL_mouse.h:55
SDL_calloc
void * SDL_calloc(size_t nmemb, size_t size)
SDL_SYSTEM_CURSOR_SIZENWSE
Definition: SDL_mouse.h:53
SDL_winrtmouse_c.h
_THIS
#define _THIS
Definition: SDL_alsa_audio.h:31
SDL_free
void SDL_free(void *mem)
SDL_SystemCursor
SDL_SystemCursor
Cursor types for SDL_CreateSystemCursor.
Definition: SDL_mouse.h:46
cursor
SDL_Cursor * cursor
Definition: testwm2.c:40
SDL_SetDefaultCursor
void SDL_SetDefaultCursor(SDL_Cursor *cursor)
Definition: SDL_mouse.c:55
enabled
GLenum GLenum GLsizei const GLuint GLboolean enabled
Definition: SDL_opengl_glext.h:2479
SDL_Mouse::FreeCursor
void(* FreeCursor)(SDL_Cursor *cursor)
Definition: SDL_mouse_c.h:58
SDL_assert
#define SDL_assert(condition)
Definition: SDL_assert.h:167
SDL_SYSTEM_CURSOR_CROSSHAIR
Definition: SDL_mouse.h:51
NULL
#define NULL
Definition: begin_code.h:143
SDL_OutOfMemory
#define SDL_OutOfMemory()
Definition: SDL_error.h:52
SDL_SYSTEM_CURSOR_WAIT
Definition: SDL_mouse.h:50
SDL_SYSTEM_CURSOR_IBEAM
Definition: SDL_mouse.h:49
SDL_FALSE
Definition: SDL_stdinc.h:128
SDL_SYSTEM_CURSOR_SIZENESW
Definition: SDL_mouse.h:54
WINRT_QuitMouse
void WINRT_QuitMouse(_THIS)
SDL_Mouse
Definition: SDL_mouse_c.h:43
SDL_SYSTEM_CURSOR_NO
Definition: SDL_mouse.h:58
WINRT_UsingRelativeMouseMode
SDL_bool WINRT_UsingRelativeMouseMode
SDL_SYSTEM_CURSOR_SIZENS
Definition: SDL_mouse.h:56
ref
GLenum GLint ref
Definition: SDL_opengl_glext.h:657
SDL_SYSTEM_CURSOR_WAITARROW
Definition: SDL_mouse.h:52
SDL_Mouse::CreateSystemCursor
SDL_Cursor *(* CreateSystemCursor)(SDL_SystemCursor id)
Definition: SDL_mouse_c.h:49
SDL_Cursor::driverdata
void * driverdata
Definition: SDL_mouse_c.h:33
SDL_assert.h
Core