apps/screen_access.c

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2005 by Kevin Ferrare
  11  *
  12  * This program is free software; you can redistribute it and/or
  13  * modify it under the terms of the GNU General Public License
  14  * as published by the Free Software Foundation; either version 2
  15  * of the License, or (at your option) any later version.
  16  *
  17  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  18  * KIND, either express or implied.
  19  *
  20  ****************************************************************************/
  21
  22 #include <stdio.h>
  23 #include "config.h"
  24 #include <lcd.h>
  25 #include <lcd-remote.h>
  26 #include <scroll_engine.h>
  27 #include <font.h>
  28 #include <button.h>
  29 #include <settings.h>
  30 #include <kernel.h>
  31 #include <icons.h>
  32
  33 #include "backlight.h"
  34 #include "screen_access.h"
  35 #include "backdrop.h"
  36
  37 /* some helper functions to calculate metrics on the fly */
  38 static int screen_helper_getcharwidth(void)
  39 {
  40 #ifdef HAVE_LCD_BITMAP
  41     return font_get(lcd_getfont())->maxwidth;
  42 #else
  43     return 1;
  44 #endif
  45 }
  46
  47 static int screen_helper_getcharheight(void)
  48 {
  49 #ifdef HAVE_LCD_BITMAP
  50     return font_get(lcd_getfont())->height;
  51 #else
  52     return 1;
  53 #endif
  54 }
  55
  56 static int screen_helper_getnblines(void)
  57 {
  58     int height=screens[0].lcdheight;
  59 #ifdef HAVE_LCD_BITMAP
  60     if(global_settings.statusbar != STATUSBAR_OFF)
  61         height -= STATUSBAR_HEIGHT;
  62 #ifdef HAVE_BUTTONBAR
  63     if(global_settings.buttonbar && screens[0].has_buttonbar)
  64         height -= BUTTONBAR_HEIGHT;
  65 #endif
  66 #endif
  67     return height / screens[0].getcharheight();
  68 }
  69
  70 void screen_helper_setfont(int font)
  71 {
  72     (void)font;
  73 #ifdef HAVE_LCD_BITMAP
  74     if (font == FONT_UI)
  75         font = global_status.font_id[SCREEN_MAIN];
  76     lcd_setfont(font);
  77 #endif
  78 }
  79
  80 int screen_helper_getuifont(void)
  81 {
  82 #ifdef HAVE_LCD_BITMAP
  83     return global_status.font_id[SCREEN_MAIN];
  84 #else
  85     return -1;
  86 #endif
  87 }
  88
  89 void screen_helper_setuifont(int font)
  90 {
  91 #ifdef HAVE_LCD_BITMAP
  92     global_status.font_id[SCREEN_MAIN] = font;
  93 #else
  94     (void)font;
  95 #endif
  96 }
  97
  98 #if NB_SCREENS == 2
  99 static int screen_helper_remote_getcharwidth(void)
 100 {
 101 #ifdef HAVE_LCD_BITMAP
 102     return font_get(lcd_remote_getfont())->maxwidth;
 103 #else
 104     return 1;
 105 #endif
 106 }
 107
 108 static int screen_helper_remote_getcharheight(void)
 109 {
 110 #ifdef HAVE_LCD_BITMAP
 111     return font_get(lcd_remote_getfont())->height;
 112 #else
 113     return 1;
 114 #endif
 115 }
 116
 117 static int screen_helper_remote_getnblines(void)
 118 {
 119     int height=screens[1].lcdheight;
 120 #ifdef HAVE_LCD_BITMAP
 121     if(global_settings.statusbar != STATUSBAR_OFF)
 122         height -= STATUSBAR_HEIGHT;
 123 #ifdef HAVE_BUTTONBAR
 124     if(global_settings.buttonbar && screens[1].has_buttonbar)
 125         height -= BUTTONBAR_HEIGHT;
 126 #endif
 127 #endif
 128     return height / screens[1].getcharheight();
 129 }
 130
 131 void screen_helper_remote_setfont(int font)
 132 {
 133     if (font == FONT_UI)
 134         font = global_status.font_id[SCREEN_REMOTE];
 135     lcd_remote_setfont(font);
 136 }
 137
 138 int screen_helper_remote_getuifont(void)
 139 {
 140 #ifdef HAVE_LCD_BITMAP
 141     return global_status.font_id[SCREEN_REMOTE];
 142 #else
 143     return FONT_SYSFIXED;
 144 #endif
 145 }
 146
 147 void screen_helper_remote_setuifont(int font)
 148 {
 149 #ifdef HAVE_LCD_BITMAP
 150     global_status.font_id[SCREEN_REMOTE] = font;
 151 #endif
 152 }
 153
 154 #endif
 155
 156 struct screen screens[NB_SCREENS] =
 157 {
 158     {
 159         .screen_type=SCREEN_MAIN,
 160         .lcdwidth=LCD_WIDTH,
 161         .lcdheight=LCD_HEIGHT,
 162         .depth=LCD_DEPTH,
 163         .getnblines=&screen_helper_getnblines,
 164 #if defined(HAVE_LCD_COLOR)
 165         .is_color=true,
 166 #else
 167         .is_color=false,
 168 #endif
 169 #ifdef HAVE_LCD_BITMAP
 170         .pixel_format=LCD_PIXELFORMAT,
 171 #endif
 172         .getcharwidth=screen_helper_getcharwidth,
 173         .getcharheight=screen_helper_getcharheight,
 174 #if (CONFIG_LED == LED_VIRTUAL)
 175         .has_disk_led=false,
 176 #elif defined(HAVE_REMOTE_LCD)
 177         .has_disk_led=true,
 178 #endif
 179         .set_viewport=&lcd_set_viewport,
 180         .getwidth=&lcd_getwidth,
 181         .getheight=&lcd_getheight,
 182         .getstringsize=&lcd_getstringsize,
 183 #ifdef HAVE_LCD_BITMAP
 184         .setfont=screen_helper_setfont,
 185         .getuifont=screen_helper_getuifont,
 186         .setuifont=screen_helper_setuifont,
 187         .mono_bitmap=&lcd_mono_bitmap,
 188         .mono_bitmap_part=&lcd_mono_bitmap_part,
 189         .set_drawmode=&lcd_set_drawmode,
 190         .bitmap=(screen_bitmap_func*)&lcd_bitmap,
 191         .bitmap_part=(screen_bitmap_part_func*)&lcd_bitmap_part,
 192 #if LCD_DEPTH <= 2
 193         /* No transparency yet for grayscale and mono lcd */
 194         .transparent_bitmap=(screen_bitmap_func*)&lcd_bitmap,
 195         .transparent_bitmap_part=(screen_bitmap_part_func*)&lcd_bitmap_part,
 196 #else
 197         .transparent_bitmap=(screen_bitmap_func*)&lcd_bitmap_transparent,
 198         .transparent_bitmap_part=(screen_bitmap_part_func*)&lcd_bitmap_transparent_part,
 199 #endif
 200 #if LCD_DEPTH > 1
 201 #if defined(HAVE_LCD_COLOR) && defined(LCD_REMOTE_DEPTH) && LCD_REMOTE_DEPTH > 1
 202         .color_to_native=&lcd_color_to_native,
 203 #endif
 204         .get_background=&lcd_get_background,
 205         .get_foreground=&lcd_get_foreground,
 206         .set_background=&lcd_set_background,
 207         .set_foreground=&lcd_set_foreground,
 208 #ifdef HAVE_LCD_COLOR
 209         .set_selector_start=&lcd_set_selector_start,
 210         .set_selector_end=&lcd_set_selector_end,
 211         .set_selector_text=&lcd_set_selector_text,
 212 #endif
 213 #endif /* LCD_DEPTH > 1 */
 214         .update_rect=&lcd_update_rect,
 215         .update_viewport_rect=&lcd_update_viewport_rect,
 216         .fillrect=&lcd_fillrect,
 217         .drawrect=&lcd_drawrect,
 218         .draw_border_viewport=&lcd_draw_border_viewport,
 219         .fill_viewport=&lcd_fill_viewport,
 220         .drawpixel=&lcd_drawpixel,
 221         .drawline=&lcd_drawline,
 222         .vline=&lcd_vline,
 223         .hline=&lcd_hline,
 224         .scroll_step=&lcd_scroll_step,
 225         .puts_style_offset=&lcd_puts_style_offset,
 226         .puts_style_xyoffset=&lcd_puts_style_xyoffset,
 227         .puts_scroll_style=&lcd_puts_scroll_style,
 228         .puts_scroll_style_offset=&lcd_puts_scroll_style_offset,
 229         .puts_scroll_style_xyoffset=&lcd_puts_scroll_style_xyoffset,
 230 #endif /* HAVE_LCD_BITMAP */
 231
 232 #ifdef HAVE_LCD_CHARCELLS
 233         .double_height=&lcd_double_height,
 234         .putchar=&lcd_putc,
 235         .get_locked_pattern=&lcd_get_locked_pattern,
 236         .define_pattern=&lcd_define_pattern,
 237         .unlock_pattern=&lcd_unlock_pattern,
 238         .icon=&lcd_icon,
 239 #endif /* HAVE_LCD_CHARCELLS */
 240
 241         .putsxy=&lcd_putsxy,
 242         .puts=&lcd_puts,
 243         .putsf=&lcd_putsf,
 244         .puts_offset=&lcd_puts_offset,
 245         .puts_scroll=&lcd_puts_scroll,
 246         .puts_scroll_offset=&lcd_puts_scroll_offset,
 247         .scroll_speed=&lcd_scroll_speed,
 248         .scroll_delay=&lcd_scroll_delay,
 249         .stop_scroll=&lcd_stop_scroll,
 250         .clear_display=&lcd_clear_display,
 251         .clear_viewport=&lcd_clear_viewport,
 252         .scroll_stop=&lcd_scroll_stop,
 253         .scroll_stop_line=&lcd_scroll_stop_line,
 254         .update=&lcd_update,
 255         .update_viewport=&lcd_update_viewport,
 256         .backlight_on=&backlight_on,
 257         .backlight_off=&backlight_off,
 258         .is_backlight_on=&is_backlight_on,
 259         .backlight_set_timeout=&backlight_set_timeout,
 260 #if LCD_DEPTH > 1
 261         .backdrop_load=&backdrop_load,
 262         .backdrop_show=&backdrop_show,
 263 #endif
 264 #ifdef HAVE_BUTTONBAR
 265         .has_buttonbar=false,
 266 #endif
 267     },
 268 #if NB_SCREENS == 2
 269     {
 270         .screen_type=SCREEN_REMOTE,
 271         .lcdwidth=LCD_REMOTE_WIDTH,
 272         .lcdheight=LCD_REMOTE_HEIGHT,
 273         .depth=LCD_REMOTE_DEPTH,
 274         .getnblines=&screen_helper_remote_getnblines,
 275         .is_color=false,/* No color remotes yet */
 276         .pixel_format=LCD_REMOTE_PIXELFORMAT,
 277         .getcharwidth=screen_helper_remote_getcharwidth,
 278         .getcharheight=screen_helper_remote_getcharheight,
 279         .has_disk_led=false,
 280         .set_viewport=&lcd_remote_set_viewport,
 281         .getwidth=&lcd_remote_getwidth,
 282         .getheight=&lcd_remote_getheight,
 283         .getstringsize=&lcd_remote_getstringsize,
 284 #if 1 /* all remote LCDs are bitmapped so far */
 285         .setfont=screen_helper_remote_setfont,
 286         .getuifont=screen_helper_remote_getuifont,
 287         .setuifont=screen_helper_remote_setuifont,
 288         .mono_bitmap=&lcd_remote_mono_bitmap,
 289         .mono_bitmap_part=&lcd_remote_mono_bitmap_part,
 290         .bitmap=(screen_bitmap_func*)&lcd_remote_bitmap,
 291         .bitmap_part=(screen_bitmap_part_func*)&lcd_remote_bitmap_part,
 292         .set_drawmode=&lcd_remote_set_drawmode,
 293 #if LCD_REMOTE_DEPTH <= 2
 294         /* No transparency yet for grayscale and mono lcd */
 295         .transparent_bitmap=(screen_bitmap_func*)&lcd_remote_bitmap,
 296         .transparent_bitmap_part=(screen_bitmap_part_func*)&lcd_remote_bitmap_part,
 297         /* No colour remotes yet */
 298 #endif
 299 #if LCD_REMOTE_DEPTH > 1
 300 #if defined(HAVE_LCD_COLOR)
 301         .color_to_native=&lcd_remote_color_to_native,
 302 #endif
 303         .get_background=&lcd_remote_get_background,
 304         .get_foreground=&lcd_remote_get_foreground,
 305         .set_background=&lcd_remote_set_background,
 306         .set_foreground=&lcd_remote_set_foreground,
 307 #endif /* LCD_REMOTE_DEPTH > 1 */
 308         .update_rect=&lcd_remote_update_rect,
 309         .update_viewport_rect=&lcd_remote_update_viewport_rect,
 310         .fillrect=&lcd_remote_fillrect,
 311         .drawrect=&lcd_remote_drawrect,
 312         .draw_border_viewport=&lcd_remote_draw_border_viewport,
 313         .fill_viewport=&lcd_remote_fill_viewport,
 314         .drawpixel=&lcd_remote_drawpixel,
 315         .drawline=&lcd_remote_drawline,
 316         .vline=&lcd_remote_vline,
 317         .hline=&lcd_remote_hline,
 318         .scroll_step=&lcd_remote_scroll_step,
 319         .puts_style_offset=&lcd_remote_puts_style_offset,
 320         .puts_style_xyoffset=&lcd_remote_puts_style_xyoffset,
 321         .puts_scroll_style=&lcd_remote_puts_scroll_style,
 322         .puts_scroll_style_offset=&lcd_remote_puts_scroll_style_offset,
 323         .puts_scroll_style_xyoffset=&lcd_remote_puts_scroll_style_xyoffset,
 324 #endif /* 1 */
 325
 326 #if 0 /* no charcell remote LCDs so far */
 327         .double_height=&lcd_remote_double_height,
 328         .putc=&lcd_remote_putc,
 329         .get_locked_pattern=&lcd_remote_get_locked_pattern,
 330         .define_pattern=&lcd_remote_define_pattern,
 331         .icon=&lcd_remote_icon,
 332 #endif /* 0 */
 333         .putsxy=&lcd_remote_putsxy,
 334         .puts=&lcd_remote_puts,
 335         .putsf=&lcd_remote_putsf,
 336         .puts_offset=&lcd_remote_puts_offset,
 337         .puts_scroll=&lcd_remote_puts_scroll,
 338         .puts_scroll_offset=&lcd_remote_puts_scroll_offset,
 339         .scroll_speed=&lcd_remote_scroll_speed,
 340         .scroll_delay=&lcd_remote_scroll_delay,
 341         .stop_scroll=&lcd_remote_stop_scroll,
 342         .clear_display=&lcd_remote_clear_display,
 343         .clear_viewport=&lcd_remote_clear_viewport,
 344         .scroll_stop=&lcd_remote_scroll_stop,
 345         .scroll_stop_line=&lcd_remote_scroll_stop_line,
 346         .update=&lcd_remote_update,
 347         .update_viewport=&lcd_remote_update_viewport,
 348         .backlight_on=&remote_backlight_on,
 349         .backlight_off=&remote_backlight_off,
 350         .is_backlight_on=&is_remote_backlight_on,
 351         .backlight_set_timeout=&remote_backlight_set_timeout,
 352
 353 #if LCD_DEPTH > 1
 354         .backdrop_load=&remote_backdrop_load,
 355         .backdrop_show=&remote_backdrop_show,
 356 #endif
 357 #ifdef HAVE_BUTTONBAR
 358         .has_buttonbar=false,
 359 #endif
 360     }
 361 #endif /* HAVE_REMOTE_LCD */
 362 };
 363
 364 #ifdef HAVE_LCD_BITMAP
 365 void screen_clear_area(struct screen * display, int xstart, int ystart,
 366                        int width, int height)
 367 {
 368     display->set_drawmode(DRMODE_SOLID|DRMODE_INVERSEVID);
 369     display->fillrect(xstart, ystart, width, height);
 370     display->set_drawmode(DRMODE_SOLID);
 371 }
 372 #endif