src/events/SDL_mouse_c.h
author Paul Hunkin <paul@bieh.net>
Mon, 17 May 2010 15:14:34 +1200
changeset 4695 b7918263da92
parent 3697 f7b03b6838cb
child 4465 3e69e077cb95
permissions -rw-r--r--
Initial commit, adding __ANDROID__ to the platform list
     1 /*
     2     SDL - Simple DirectMedia Layer
     3     Copyright (C) 1997-2010 Sam Lantinga
     4 
     5     This library is free software; you can redistribute it and/or
     6     modify it under the terms of the GNU Lesser General Public
     7     License as published by the Free Software Foundation; either
     8     version 2.1 of the License, or (at your option) any later version.
     9 
    10     This library is distributed in the hope that it will be useful,
    11     but WITHOUT ANY WARRANTY; without even the implied warranty of
    12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    13     Lesser General Public License for more details.
    14 
    15     You should have received a copy of the GNU Lesser General Public
    16     License along with this library; if not, write to the Free Software
    17     Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
    18 
    19     Sam Lantinga
    20     slouken@libsdl.org
    21 */
    22 #include "SDL_config.h"
    23 
    24 #ifndef _SDL_mouse_c_h
    25 #define _SDL_mouse_c_h
    26 
    27 typedef struct SDL_Mouse SDL_Mouse;
    28 
    29 struct SDL_Cursor
    30 {
    31     SDL_Mouse *mouse;
    32     SDL_Cursor *next;
    33     void *driverdata;
    34 };
    35 
    36 struct SDL_Mouse
    37 {
    38     /* Create a cursor from a surface */
    39     SDL_Cursor *(*CreateCursor) (SDL_Surface * surface, int hot_x, int hot_y);
    40 
    41     /* Show the specified cursor, or hide if cursor is NULL */
    42     int (*ShowCursor) (SDL_Cursor * cursor);
    43 
    44     /* This is called when a mouse motion event occurs */
    45     void (*MoveCursor) (SDL_Cursor * cursor);
    46 
    47     /* Free a window manager cursor */
    48     void (*FreeCursor) (SDL_Cursor * cursor);
    49 
    50     /* Warp the mouse to (x,y) */
    51     void (*WarpMouse) (SDL_Mouse * mouse, SDL_Window * window, int x,
    52                        int y);
    53 
    54     /* Free the mouse when it's time */
    55     void (*FreeMouse) (SDL_Mouse * mouse);
    56 
    57     /* data common for tablets */
    58     int pressure;
    59     int pressure_max;
    60     int pressure_min;
    61     int tilt;                   /* for future use */
    62     int rotation;               /* for future use */
    63     int total_ends;
    64     int current_end;
    65 
    66     /* Data common to all mice */
    67     int id;
    68     SDL_Window *focus;
    69     int which;
    70     int x;
    71     int y;
    72     int z;                      /* for future use */
    73     int xdelta;
    74     int ydelta;
    75     int last_x, last_y;         /* the last reported x and y coordinates */
    76     char *name;
    77     Uint8 buttonstate;
    78     SDL_bool relative_mode;
    79     SDL_bool proximity;
    80     SDL_bool flush_motion;
    81 
    82     SDL_Cursor *cursors;
    83     SDL_Cursor *def_cursor;
    84     SDL_Cursor *cur_cursor;
    85     SDL_bool cursor_shown;
    86 
    87     void *driverdata;
    88 };
    89 
    90 /* Initialize the mouse subsystem */
    91 extern int SDL_MouseInit(void);
    92 
    93 /* Get the mouse at an index */
    94 extern SDL_Mouse *SDL_GetMouse(int index);
    95 
    96 /* Add a mouse, possibly reattaching at a particular index (or -1),
    97    returning the index of the mouse, or -1 if there was an error.
    98  */
    99 extern int SDL_AddMouse(const SDL_Mouse * mouse, char *name,
   100                         int pressure_max, int pressure_min, int ends);
   101 
   102 /* Remove a mouse at an index, clearing the slot for later */
   103 extern void SDL_DelMouse(int index);
   104 
   105 /* Clear the button state of a mouse at an index */
   106 extern void SDL_ResetMouse(int index);
   107 
   108 /* Set the mouse focus window */
   109 extern void SDL_SetMouseFocus(int id, SDL_Window * window);
   110 
   111 /* Send a mouse motion event for a mouse */
   112 extern int SDL_SendMouseMotion(int id, int relative, int x, int y, int z);
   113 
   114 /* Send a mouse button event for a mouse */
   115 extern int SDL_SendMouseButton(int id, Uint8 state, Uint8 button);
   116 
   117 /* Send a mouse wheel event for a mouse */
   118 extern int SDL_SendMouseWheel(int id, int x, int y);
   119 
   120 /* Send a proximity event for a mouse */
   121 extern int SDL_SendProximity(int id, int x, int y, int type);
   122 
   123 /* Shutdown the mouse subsystem */
   124 extern void SDL_MouseQuit(void);
   125 
   126 /* FIXME: Where do these functions go in this header? */
   127 extern void SDL_ChangeEnd(int id, int end);
   128 
   129 #endif /* _SDL_mouse_c_h */
   130 
   131 /* vi: set ts=4 sw=4 expandtab: */