apps/plugins/lib/display_text.h

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2009 Johannes Schwarz
  11  * based on Will Robertson code in superdom
  12  *
  13  * This program is free software; you can redistribute it and/or
  14  * modify it under the terms of the GNU General Public License
  15  * as published by the Free Software Foundation; either version 2
  16  * of the License, or (at your option) any later version.
  17  *
  18  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  19  * KIND, either express or implied.
  20  *
  21  ****************************************************************************/
  22 #include "plugin.h"
  23 /*
  24  * basic usage:
  25  * #define WORDS (sizeof text / sizeof (char*))
  26  * char *text[] = {"normal", "centering", "red,underline"};
  27  * struct style_text formation[]={
  28  *     { 1, TEXT_CENTER },
  29  *     { 2, C_RED|TEXT_UNDERLINE },
  30  * };
  31  * if (display_text(WORDS, text, formation, NULL))
  32  *      return PLUGIN_USB_CONNECTED;
  33  */
  34
  35 enum ecolor { STANDARD, C_YELLOW, C_RED, C_BLUE, C_GREEN , C_ORANGE };
  36 #define TEXT_COLOR_MASK 0x00ff
  37 #define TEXT_CENTER     0x0100
  38 #define TEXT_UNDERLINE  0x0200
  39
  40 struct style_text {
  41     unsigned short index;
  42     unsigned short flags;
  43 };
  44
  45 /* style and vp_text are optional.
  46  * return true if usb is connected. */
  47 bool display_text(short words, char** text, struct style_text* style,
  48                   struct viewport* vp_text);