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Diffstat (limited to 'skins/skin_trackball.h')
-rw-r--r-- | skins/skin_trackball.h | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/skins/skin_trackball.h b/skins/skin_trackball.h new file mode 100644 index 0000000..3ea6d2d --- /dev/null +++ b/skins/skin_trackball.h @@ -0,0 +1,39 @@ +/* Copyright (C) 2007-2008 The Android Open Source Project +** +** This software is licensed under the terms of the GNU General Public +** License version 2, as published by the Free Software Foundation, and +** may be copied, distributed, and modified under those terms. +** +** This program 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 General Public License for more details. +*/ +#ifndef _ANDROID_SKIN_TRACKBALL_H +#define _ANDROID_SKIN_TRACKBALL_H + +#include <SDL.h> + +typedef struct SkinTrackBall SkinTrackBall; + +typedef struct SkinTrackBallParameters +{ + int diameter; + int ring; + unsigned ball_color; + unsigned dot_color; + unsigned ring_color; +} +SkinTrackBallParameters; + + +extern SkinTrackBall* skin_trackball_create ( SkinTrackBallParameters* params ); +extern void skin_trackball_rect ( SkinTrackBall* ball, SDL_Rect* rect ); +extern int skin_trackball_contains( SkinTrackBall* ball, int x, int y ); +extern int skin_trackball_move ( SkinTrackBall* ball, int dx, int dy ); +extern void skin_trackball_refresh ( SkinTrackBall* ball ); +extern void skin_trackball_draw ( SkinTrackBall* ball, int x, int y, SDL_Surface* dst ); +extern void skin_trackball_destroy ( SkinTrackBall* ball ); + +#endif /* END */ + |