diff options
Diffstat (limited to 'apps/plugins/lib/icon_helper.c')
-rw-r--r-- | apps/plugins/lib/icon_helper.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/apps/plugins/lib/icon_helper.c b/apps/plugins/lib/icon_helper.c new file mode 100644 index 0000000000..857bddb128 --- /dev/null +++ b/apps/plugins/lib/icon_helper.c @@ -0,0 +1,48 @@ +/*************************************************************************** + * __________ __ ___. + * Open \______ \ ____ ____ | | _\_ |__ _______ ___ + * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / + * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < + * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ + * \/ \/ \/ \/ \/ + * $Id$ + * + * Copyright (C) 2021 William Wilgus + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY + * KIND, either express or implied. + * + ****************************************************************************/ + +#include "plugin.h" +#include "icon_helper.h" + +const unsigned char* cbmp_get_icon(unsigned int cbmp_fmt, unsigned int index, int *width, int *height) +{ + const unsigned char* bmp = NULL; + while (cbmp_fmt < CBMP_BitmapFormatLast) + { + const struct cbmp_bitmap_info_entry *cbmp = &rb->core_bitmaps[cbmp_fmt]; + if (index > cbmp->count) + break; + int w = cbmp->width; + int h = cbmp->height; + /* ((height/CHAR_BIT) Should always be 1 thus far */ + + off_t offset = (((unsigned)h/CHAR_BIT) * (index * w)); + bmp = cbmp->pbmp + offset; + + if (width) + *width = w; + if (height) + *height = h; + break; + } + + return bmp; +} |