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annotate src/events/SDL_mouse_c.h @ 2218:6cc82cad8b77

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1.3 video API design chat
author Sam Lantinga <slouken@libsdl.org>
date Tue, 07 Aug 2007 07:08:25 +0000
parents 003c1b5b07da
children 44e49d3fa6cf 64f346a83ed3
rev   line source
1895
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2006 Sam Lantinga
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4
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5 This library is free software; you can redistribute it and/or
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6 modify it under the terms of the GNU Lesser General Public
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7 License as published by the Free Software Foundation; either
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8 version 2.1 of the License, or (at your option) any later version.
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9
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10 This library is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 Lesser General Public License for more details.
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14
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15 You should have received a copy of the GNU Lesser General Public
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16 License along with this library; if not, write to the Free Software
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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18
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19 Sam Lantinga
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20 slouken@libsdl.org
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21 */
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22 #include "SDL_config.h"
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23
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24 #ifndef _SDL_mouse_c_h
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25 #define _SDL_mouse_c_h
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26
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27 typedef struct SDL_Mouse SDL_Mouse;
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28
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29 struct SDL_Cursor
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30 {
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31 SDL_Mouse *mouse;
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32
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33 SDL_Cursor *next;
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34
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35 void *driverdata;
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36 };
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37
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38 struct SDL_Mouse
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39 {
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40 /* Create a cursor from a surface */
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41 SDL_Cursor *(*CreateCursor) (SDL_Surface * surface, int hot_x, int hot_y);
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42
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43 /* Show the specified cursor, or hide if cursor is NULL */
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44 int (*ShowCursor) (SDL_Cursor * cursor);
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45
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46 /* This is called when a mouse motion event occurs */
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47 void (*MoveCursor) (SDL_Cursor * cursor);
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48
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49 /* Free a window manager cursor */
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50 void (*FreeCursor) (SDL_Cursor * cursor);
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51
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52 /* Warp the mouse to (x,y) */
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53 void (*WarpMouse) (SDL_Mouse * mouse, SDL_WindowID windowID, int x,
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54 int y);
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55
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56 /* Free the mouse when it's time */
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57 void (*FreeMouse) (SDL_Mouse * mouse);
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58
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59 /* Data common to all mice */
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60 SDL_WindowID focus;
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61 int x;
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62 int y;
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63 int xdelta;
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64 int ydelta;
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65 Uint8 buttonstate;
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66 SDL_bool relative_mode;
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67 SDL_bool flush_motion;
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68
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69 SDL_Cursor *cursors;
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70 SDL_Cursor *def_cursor;
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71 SDL_Cursor *cur_cursor;
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72 SDL_bool cursor_shown;
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73
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74 void *driverdata;
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75 };
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76
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77
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78 /* Initialize the mouse subsystem */
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79 extern int SDL_MouseInit(void);
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80
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81 /* Get the mouse at an index */
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82 extern SDL_Mouse *SDL_GetMouse(int index);
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83
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84 /* Add a mouse, possibly reattaching at a particular index (or -1),
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85 returning the index of the mouse, or -1 if there was an error.
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86 */
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87 extern int SDL_AddMouse(const SDL_Mouse * mouse, int index);
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88
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89 /* Remove a mouse at an index, clearing the slot for later */
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90 extern void SDL_DelMouse(int index);
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91
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92 /* Clear the button state of a mouse at an index */
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93 extern void SDL_ResetMouse(int index);
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94
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95 /* Set the mouse focus window */
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96 extern void SDL_SetMouseFocus(int index, SDL_WindowID windowID);
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97
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98 /* Send a mouse motion event for a mouse at an index */
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99 extern int SDL_SendMouseMotion(int index, int relative, int x, int y);
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100
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101 /* Send a mouse button event for a mouse at an index */
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102 extern int SDL_SendMouseButton(int index, Uint8 state, Uint8 button);
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103
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104 /* Send a mouse wheel event for a mouse at an index */
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105 extern int SDL_SendMouseWheel(int index, int x, int y);
1895
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106
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107 /* Shutdown the mouse subsystem */
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108 extern void SDL_MouseQuit(void);
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109
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110 #endif /* _SDL_mouse_c_h */
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111
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112 /* vi: set ts=4 sw=4 expandtab: */