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SDL_mouse_c.h
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/*
SDL - Simple DirectMedia Layer
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Copyright (C) 1997-2009 Sam Lantinga
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This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
*/
#include "SDL_config.h"
#ifndef _SDL_mouse_c_h
#define _SDL_mouse_c_h
typedef struct SDL_Mouse SDL_Mouse;
struct SDL_Cursor
{
SDL_Mouse *mouse;
SDL_Cursor *next;
void *driverdata;
};
struct SDL_Mouse
{
/* Create a cursor from a surface */
SDL_Cursor *(*CreateCursor) (SDL_Surface * surface, int hot_x, int hot_y);
/* Show the specified cursor, or hide if cursor is NULL */
int (*ShowCursor) (SDL_Cursor * cursor);
/* This is called when a mouse motion event occurs */
void (*MoveCursor) (SDL_Cursor * cursor);
/* Free a window manager cursor */
void (*FreeCursor) (SDL_Cursor * cursor);
/* Warp the mouse to (x,y) */
void (*WarpMouse) (SDL_Mouse * mouse, SDL_WindowID windowID, int x,
int y);
/* Free the mouse when it's time */
void (*FreeMouse) (SDL_Mouse * mouse);
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/* data common for tablets */
int pressure;
int pressure_max;
int pressure_min;
int tilt; /* for future use */
int rotation; /* for future use */
int total_ends;
int current_end;
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/* Data common to all mice */
SDL_WindowID focus;
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int which;
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int x;
int y;
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int z; /* for future use */
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int xdelta;
int ydelta;
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int last_x, last_y; /* the last reported x and y coordinates */
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char *name;
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Uint8 buttonstate;
SDL_bool relative_mode;
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SDL_bool proximity;
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SDL_bool flush_motion;
SDL_Cursor *cursors;
SDL_Cursor *def_cursor;
SDL_Cursor *cur_cursor;
SDL_bool cursor_shown;
void *driverdata;
};
/* Initialize the mouse subsystem */
extern int SDL_MouseInit(void);
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/* Assign an id to a mouse at an index */
extern int SDL_SetMouseIndexId(int id, int index);
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/* Get the index of a mouse specified by id */
extern int SDL_GetMouseIndexId(int id);
/* Get the mouse at an index */
extern SDL_Mouse *SDL_GetMouse(int index);
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/* Add a mouse, possibly reattaching at a particular index (or -1),
returning the index of the mouse, or -1 if there was an error.
*/
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extern int SDL_AddMouse(const SDL_Mouse * mouse, int index, char *name,
int pressure_max, int pressure_min, int ends);
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/* Remove a mouse at an index, clearing the slot for later */
extern void SDL_DelMouse(int index);
/* Clear the button state of a mouse at an index */
extern void SDL_ResetMouse(int index);
/* Set the mouse focus window */
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extern void SDL_SetMouseFocus(int id, SDL_WindowID windowID);
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/* Send a mouse motion event for a mouse */
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extern int SDL_SendMouseMotion(int id, int relative, int x, int y, int z);
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/* Send a mouse button event for a mouse */
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extern int SDL_SendMouseButton(int id, Uint8 state, Uint8 button);
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/* Send a mouse wheel event for a mouse */
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extern int SDL_SendMouseWheel(int id, int x, int y);
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/* Send a proximity event for a mouse */
extern int SDL_SendProximity(int id, int x, int y, int type);
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/* Shutdown the mouse subsystem */
extern void SDL_MouseQuit(void);
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/* FIXME: Where do these functions go in this header? */
extern void SDL_ChangeEnd(int id, int end);
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#endif /* _SDL_mouse_c_h */
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