apps/gui/textarea.c

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2005 by Kevin Ferrare
  11  *
  12  * All files in this archive are subject to the GNU General Public License.
  13  * See the file COPYING in the source tree root for full license agreement.
  14  *
  15  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  16  * KIND, either express or implied.
  17  *
  18  ****************************************************************************/
  19
  20 #include "textarea.h"
  21 #include "font.h"
  22 #include "lang.h"
  23 #include "talk.h"
  24
  25 void gui_textarea_clear(struct screen * display)
  26 {
  27 #ifdef HAVE_LCD_BITMAP
  28     int y_start = gui_textarea_get_ystart(display);
  29     int y_end = gui_textarea_get_yend(display);
  30     screen_clear_area(display, 0, y_start, display->width, y_end - y_start);
  31     display->stop_scroll();
  32     screen_set_ymargin(display, y_start);
  33 #else
  34     display->clear_display();
  35 #endif
  36 }
  37
  38 void gui_textarea_update(struct screen * display)
  39 {
  40 #ifdef HAVE_LCD_BITMAP
  41     int y_start = gui_textarea_get_ystart(display);
  42     int y_end = gui_textarea_get_yend(display);
  43     display->update_rect(0, y_start, display->width, y_end - y_start);
  44 #else
  45     display->update();
  46 #endif
  47 }
  48
  49 int gui_textarea_put_message(struct screen * display,
  50                              struct text_message * message,
  51                              int ystart)
  52 {
  53     int i;
  54     gui_textarea_clear(display);
  55     for(i=0;i<message->nb_lines && i+ystart<display->nb_lines;i++)
  56          display->puts_scroll(0, i+ystart, P2STR((unsigned char *)message->
  57                                                  message_lines[i]));
  58     gui_textarea_update(display);
  59     return(i);
  60 }
  61
  62 void gui_textarea_update_nblines(struct screen * display)
  63 {
  64     int height=display->height;
  65 #ifdef HAVE_LCD_BITMAP
  66     if(global_settings.statusbar)
  67         height -= STATUSBAR_HEIGHT;
  68 #ifdef HAS_BUTTONBAR
  69     if(global_settings.buttonbar && display->has_buttonbar)
  70         height -= BUTTONBAR_HEIGHT;
  71 #endif
  72     display->getstringsize((unsigned char *)"A", &display->char_width,
  73                            &display->char_height);
  74 #else
  75     display->char_width  = 1;
  76     display->char_height = 1;
  77 #endif
  78     display->nb_lines = height / display->char_height;
  79 }
  80
  81 void talk_text_message(struct text_message * message, bool enqueue)
  82 {
  83     int line;
  84     if(message)
  85         for(line=0; line<message->nb_lines; line++)
  86         {
  87             long id = P2ID((unsigned char *)message->message_lines[line]);
  88             if(id>=0)
  89             {
  90                 talk_id(id, enqueue);
  91                 enqueue = true;
  92             }
  93         }
  94 }