src/events/SDL_mouse_c.h
author Sam Lantinga
Sat, 18 May 2013 12:48:50 -0700
changeset 7190 11612d544fcd
parent 7114 02b2fe147478
child 7191 75360622e65f
permissions -rw-r--r--
Added mobile application events, with implementations for iOS and Android
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/*
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  Simple DirectMedia Layer
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  Copyright (C) 1997-2013 Sam Lantinga <slouken@libsdl.org>
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  This software is provided 'as-is', without any express or implied
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  warranty.  In no event will the authors be held liable for any damages
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  arising from the use of this software.
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  Permission is granted to anyone to use this software for any purpose,
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  including commercial applications, and to alter it and redistribute it
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  freely, subject to the following restrictions:
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  1. The origin of this software must not be misrepresented; you must not
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     claim that you wrote the original software. If you use this software
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     in a product, an acknowledgment in the product documentation would be
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     appreciated but is not required.
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  2. Altered source versions must be plainly marked as such, and must not be
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     misrepresented as being the original software.
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  3. This notice may not be removed or altered from any source distribution.
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*/
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#include "SDL_config.h"
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#ifndef _SDL_mouse_c_h
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#define _SDL_mouse_c_h
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#include "SDL_mouse.h"
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typedef Uint32 SDL_MouseID;
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struct SDL_Cursor
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{
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    struct SDL_Cursor *next;
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    void *driverdata;
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};
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typedef struct
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{
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    /* Create a cursor from a surface */
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    SDL_Cursor *(*CreateCursor) (SDL_Surface * surface, int hot_x, int hot_y);
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    /* Create a system cursor */
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	SDL_Cursor *(*CreateSystemCursor) (SDL_SystemCursor id);
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    /* Show the specified cursor, or hide if cursor is NULL */
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    int (*ShowCursor) (SDL_Cursor * cursor);
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    /* This is called when a mouse motion event occurs */
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    void (*MoveCursor) (SDL_Cursor * cursor);
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    /* Free a window manager cursor */
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    void (*FreeCursor) (SDL_Cursor * cursor);
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    /* Warp the mouse to (x,y) */
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    void (*WarpMouse) (SDL_Window * window, int x, int y);
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    /* Set relative mode */
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    int (*SetRelativeMouseMode) (SDL_bool enabled);
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    /* Data common to all mice */
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    SDL_MouseID mouseID;
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    SDL_Window *focus;
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    int x;
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    int y;
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    int xdelta;
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    int ydelta;
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    int last_x, last_y;         /* the last reported x and y coordinates */
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    Uint32 buttonstate;
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    SDL_bool relative_mode;
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    /* the x and y coordinates when relative mode was activated */
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    int original_x, original_y;
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    SDL_Cursor *cursors;
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    SDL_Cursor *def_cursor;
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    SDL_Cursor *cur_cursor;
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    SDL_bool cursor_shown;
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    /* Driver-dependent data. */
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    void *driverdata;
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} SDL_Mouse;
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/* Initialize the mouse subsystem */
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extern int SDL_MouseInit(void);
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/* Get the mouse state structure */
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SDL_Mouse *SDL_GetMouse(void);
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/* Set the default mouse cursor */
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extern void SDL_SetDefaultCursor(SDL_Cursor * cursor);
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/* Set the mouse focus window */
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extern void SDL_SetMouseFocus(SDL_Window * window);
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/* Send a mouse motion event */
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extern int SDL_SendMouseMotion(SDL_Window * window, SDL_MouseID mouseID, int relative, int x, int y);
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/* Send a mouse button event */
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extern int SDL_SendMouseButton(SDL_Window * window, SDL_MouseID mouseID, Uint8 state, Uint8 button);
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/* Send a mouse wheel event */
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extern int SDL_SendMouseWheel(SDL_Window * window, SDL_MouseID mouseID, int x, int y);
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/* Shutdown the mouse subsystem */
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extern void SDL_MouseQuit(void);
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#endif /* _SDL_mouse_c_h */
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