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-rw-r--r--apps/plugins/lib/icon_helper.c48
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;
+}