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author | The Android Open Source Project <initial-contribution@android.com> | 2009-03-03 19:30:32 -0800 |
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committer | The Android Open Source Project <initial-contribution@android.com> | 2009-03-03 19:30:32 -0800 |
commit | 8b23a6c7e1aee255004dd19098d4c2462b61b849 (patch) | |
tree | 7a4d682ba51f0ff0364c5ca2509f515bdaf96de9 /android/skin/trackball.h | |
parent | f721e3ac031f892af46f255a47d7f54a91317b30 (diff) | |
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auto import from //depot/cupcake/@135843
Diffstat (limited to 'android/skin/trackball.h')
-rw-r--r-- | android/skin/trackball.h | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/android/skin/trackball.h b/android/skin/trackball.h new file mode 100644 index 0000000..06aa606 --- /dev/null +++ b/android/skin/trackball.h @@ -0,0 +1,43 @@ +/* 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> +#include "android/skin/rect.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 ); + +/* this sets the rotation that will be applied to mouse events sent to the system */ +extern void skin_trackball_set_rotation( SkinTrackBall* ball, SkinRotation rotation); + +#endif /* END */ + |