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 #ifdef HAVE_REMOTE_LCD
  26 #include <lcd-remote.h>
  27 #endif
  28 #include <scroll_engine.h>
  29 #include <font.h>
  30 #include <button.h>
  31 #include <settings.h>
  32 #include <kernel.h>
  33 #include <icons.h>
  34
  35 #include "backlight.h"
  36 #include "screen_access.h"
  37 #include "backdrop.h"
  38
  39 /* some helper functions to calculate metrics on the fly */
  40 static int screen_helper_getcharwidth(void)
  41 {
  42 #ifdef HAVE_LCD_BITMAP
  43     return font_get(lcd_getfont())->maxwidth;
  44 #else
  45     return 1;
  46 #endif
  47 }
  48
  49 static int screen_helper_getcharheight(void)
  50 {
  51 #ifdef HAVE_LCD_BITMAP
  52     return font_get(lcd_getfont())->height;
  53 #else
  54     return 1;
  55 #endif
  56 }
  57
  58 static int screen_helper_getnblines(void)
  59 {
  60     int height=screens[0].lcdheight;
  61 #ifdef HAVE_LCD_BITMAP
  62     if(global_settings.statusbar != STATUSBAR_OFF)
  63         height -= STATUSBAR_HEIGHT;
  64 #ifdef HAVE_BUTTONBAR
  65     if(global_settings.buttonbar && screens[0].has_buttonbar)
  66         height -= BUTTONBAR_HEIGHT;
  67 #endif
  68 #endif
  69     return height / screens[0].getcharheight();
  70 }
  71
  72 void screen_helper_setfont(int font)
  73 {
  74     (void)font;
  75 #ifdef HAVE_LCD_BITMAP
  76     if (font == FONT_UI)
  77         font = global_status.font_id[SCREEN_MAIN];
  78     lcd_setfont(font);
  79 #endif
  80 }
  81
  82 #ifdef HAVE_LCD_BITMAP
  83 static int screen_helper_getuifont(void)
  84 {
  85     return global_status.font_id[SCREEN_MAIN];
  86 }
  87
  88 static void screen_helper_setuifont(int font)
  89 {
  90     global_status.font_id[SCREEN_MAIN] = font;
  91 }
  92 #endif
  93
  94 #if NB_SCREENS == 2
  95 static int screen_helper_remote_getcharwidth(void)
  96 {
  97 #ifdef HAVE_LCD_BITMAP
  98     return font_get(lcd_remote_getfont())->maxwidth;
  99 #else
 100     return 1;
 101 #endif
 102 }
 103
 104 static int screen_helper_remote_getcharheight(void)
 105 {
 106 #ifdef HAVE_LCD_BITMAP
 107     return font_get(lcd_remote_getfont())->height;
 108 #else
 109     return 1;
 110 #endif
 111 }
 112
 113 static int screen_helper_remote_getnblines(void)
 114 {
 115     int height=screens[1].lcdheight;
 116 #ifdef HAVE_LCD_BITMAP
 117     if(global_settings.statusbar != STATUSBAR_OFF)
 118         height -= STATUSBAR_HEIGHT;
 119 #ifdef HAVE_BUTTONBAR
 120     if(global_settings.buttonbar && screens[1].has_buttonbar)
 121         height -= BUTTONBAR_HEIGHT;
 122 #endif
 123 #endif
 124     return height / screens[1].getcharheight();
 125 }
 126
 127 void screen_helper_remote_setfont(int font)
 128 {
 129     if (font == FONT_UI)
 130         font = global_status.font_id[SCREEN_REMOTE];
 131     lcd_remote_setfont(font);
 132 }
 133
 134 static int screen_helper_remote_getuifont(void)
 135 {
 136 #ifdef HAVE_LCD_BITMAP
 137     return global_status.font_id[SCREEN_REMOTE];
 138 #else
 139     return FONT_SYSFIXED;
 140 #endif
 141 }
 142
 143 static void screen_helper_remote_setuifont(int font)
 144 {
 145 #ifdef HAVE_LCD_BITMAP
 146     global_status.font_id[SCREEN_REMOTE] = font;
 147 #endif
 148 }
 149
 150 #endif
 151
 152 struct screen screens[NB_SCREENS] =
 153 {
 154     {
 155         .screen_type=SCREEN_MAIN,
 156         .lcdwidth=LCD_WIDTH,
 157         .lcdheight=LCD_HEIGHT,
 158         .depth=LCD_DEPTH,
 159         .getnblines=&screen_helper_getnblines,
 160 #if defined(HAVE_LCD_COLOR)
 161         .is_color=true,
 162 #else
 163         .is_color=false,
 164 #endif
 165 #ifdef HAVE_LCD_BITMAP
 166         .pixel_format=LCD_PIXELFORMAT,
 167 #endif
 168         .getcharwidth=screen_helper_getcharwidth,
 169         .getcharheight=screen_helper_getcharheight,
 170 #if (CONFIG_LED == LED_VIRTUAL)
 171         .has_disk_led=false,
 172 #elif defined(HAVE_REMOTE_LCD)
 173         .has_disk_led=true,
 174 #endif
 175         .set_viewport=&lcd_set_viewport,
 176         .getwidth=&lcd_getwidth,
 177         .getheight=&lcd_getheight,
 178         .getstringsize=&lcd_getstringsize,
 179 #ifdef HAVE_LCD_BITMAP
 180         .setfont=screen_helper_setfont,
 181         .getuifont=screen_helper_getuifont,
 182         .setuifont=screen_helper_setuifont,
 183         .mono_bitmap=&lcd_mono_bitmap,
 184         .mono_bitmap_part=&lcd_mono_bitmap_part,
 185         .set_drawmode=&lcd_set_drawmode,
 186         .bitmap=(screen_bitmap_func*)&lcd_bitmap,
 187         .bitmap_part=(screen_bitmap_part_func*)&lcd_bitmap_part,
 188 #if LCD_DEPTH <= 2
 189         /* No transparency yet for grayscale and mono lcd */
 190         .transparent_bitmap=(screen_bitmap_func*)&lcd_bitmap,
 191         .transparent_bitmap_part=(screen_bitmap_part_func*)&lcd_bitmap_part,
 192 #else
 193         .transparent_bitmap=(screen_bitmap_func*)&lcd_bitmap_transparent,
 194         .transparent_bitmap_part=(screen_bitmap_part_func*)&lcd_bitmap_transparent_part,
 195 #endif
 196         .bmp = &lcd_bmp,
 197         .bmp_part = &lcd_bmp_part,
 198         .nine_segment_bmp = &lcd_nine_segment_bmp,
 199 #if LCD_DEPTH > 1
 200 #if defined(HAVE_LCD_COLOR) && defined(LCD_REMOTE_DEPTH) && LCD_REMOTE_DEPTH > 1
 201         .color_to_native=&lcd_color_to_native,
 202 #endif
 203         .get_background=&lcd_get_background,
 204         .get_foreground=&lcd_get_foreground,
 205         .set_background=&lcd_set_background,
 206         .set_foreground=&lcd_set_foreground,
 207 #ifdef HAVE_LCD_COLOR
 208         .set_selector_start=&lcd_set_selector_start,
 209         .set_selector_end=&lcd_set_selector_end,
 210         .set_selector_text=&lcd_set_selector_text,
 211 #endif
 212 #endif /* LCD_DEPTH > 1 */
 213         .update_rect=&lcd_update_rect,
 214         .update_viewport_rect=&lcd_update_viewport_rect,
 215         .fillrect=&lcd_fillrect,
 216         .drawrect=&lcd_drawrect,
 217         .draw_border_viewport=&lcd_draw_border_viewport,
 218         .fill_viewport=&lcd_fill_viewport,
 219         .drawpixel=&lcd_drawpixel,
 220         .drawline=&lcd_drawline,
 221         .vline=&lcd_vline,
 222         .hline=&lcd_hline,
 223         .scroll_step=&lcd_scroll_step,
 224         .puts_style_offset=&lcd_puts_style_offset,
 225         .puts_style_xyoffset=&lcd_puts_style_xyoffset,
 226         .puts_scroll_style=&lcd_puts_scroll_style,
 227         .puts_scroll_style_offset=&lcd_puts_scroll_style_offset,
 228         .puts_scroll_style_xyoffset=&lcd_puts_scroll_style_xyoffset,
 229 #endif /* HAVE_LCD_BITMAP */
 230
 231 #ifdef HAVE_LCD_CHARCELLS
 232         .double_height=&lcd_double_height,
 233         .putchar=&lcd_putc,
 234         .get_locked_pattern=&lcd_get_locked_pattern,
 235         .define_pattern=&lcd_define_pattern,
 236         .unlock_pattern=&lcd_unlock_pattern,
 237         .icon=&lcd_icon,
 238 #endif /* HAVE_LCD_CHARCELLS */
 239
 240         .putsxy=&lcd_putsxy,
 241         .puts=&lcd_puts,
 242         .putsf=&lcd_putsf,
 243         .puts_offset=&lcd_puts_offset,
 244         .puts_scroll=&lcd_puts_scroll,
 245         .puts_scroll_offset=&lcd_puts_scroll_offset,
 246         .scroll_speed=&lcd_scroll_speed,
 247         .scroll_delay=&lcd_scroll_delay,
 248         .stop_scroll=&lcd_stop_scroll,
 249         .clear_display=&lcd_clear_display,
 250         .clear_viewport=&lcd_clear_viewport,
 251         .scroll_stop=&lcd_scroll_stop,
 252         .scroll_stop_line=&lcd_scroll_stop_line,
 253         .update=&lcd_update,
 254         .update_viewport=&lcd_update_viewport,
 255         .backlight_on=&backlight_on,
 256         .backlight_off=&backlight_off,
 257         .is_backlight_on=&is_backlight_on,
 258         .backlight_set_timeout=&backlight_set_timeout,
 259 #if LCD_DEPTH > 1
 260         .backdrop_load=&backdrop_load,
 261         .backdrop_show=&backdrop_show,
 262 #endif
 263 #ifdef HAVE_BUTTONBAR
 264         .has_buttonbar=false,
 265 #endif
 266 #if defined(HAVE_LCD_BITMAP)
 267         .set_framebuffer = (void*)lcd_set_framebuffer,
 268 #if defined(HAVE_LCD_COLOR)
 269         .gradient_fillrect = lcd_gradient_fillrect,
 270 #endif
 271 #endif
 272     },
 273 #if NB_SCREENS == 2
 274     {
 275         .screen_type=SCREEN_REMOTE,
 276         .lcdwidth=LCD_REMOTE_WIDTH,
 277         .lcdheight=LCD_REMOTE_HEIGHT,
 278         .depth=LCD_REMOTE_DEPTH,
 279         .getnblines=&screen_helper_remote_getnblines,
 280         .is_color=false,/* No color remotes yet */
 281         .pixel_format=LCD_REMOTE_PIXELFORMAT,
 282         .getcharwidth=screen_helper_remote_getcharwidth,
 283         .getcharheight=screen_helper_remote_getcharheight,
 284         .has_disk_led=false,
 285         .set_viewport=&lcd_remote_set_viewport,
 286         .getwidth=&lcd_remote_getwidth,
 287         .getheight=&lcd_remote_getheight,
 288         .getstringsize=&lcd_remote_getstringsize,
 289 #if 1 /* all remote LCDs are bitmapped so far */
 290         .setfont=screen_helper_remote_setfont,
 291         .getuifont=screen_helper_remote_getuifont,
 292         .setuifont=screen_helper_remote_setuifont,
 293         .mono_bitmap=&lcd_remote_mono_bitmap,
 294         .mono_bitmap_part=&lcd_remote_mono_bitmap_part,
 295         .bitmap=(screen_bitmap_func*)&lcd_remote_bitmap,
 296         .bitmap_part=(screen_bitmap_part_func*)&lcd_remote_bitmap_part,
 297         .set_drawmode=&lcd_remote_set_drawmode,
 298 #if LCD_REMOTE_DEPTH <= 2
 299         /* No transparency yet for grayscale and mono lcd */
 300         .transparent_bitmap=(screen_bitmap_func*)&lcd_remote_bitmap,
 301         .transparent_bitmap_part=(screen_bitmap_part_func*)&lcd_remote_bitmap_part,
 302         /* No colour remotes yet */
 303 #endif
 304         .bmp = &lcd_remote_bmp,
 305         .bmp_part = &lcd_remote_bmp_part,
 306         .nine_segment_bmp = &lcd_remote_nine_segment_bmp,
 307 #if LCD_REMOTE_DEPTH > 1
 308 #if defined(HAVE_LCD_COLOR)
 309         .color_to_native=&lcd_remote_color_to_native,
 310 #endif
 311         .get_background=&lcd_remote_get_background,
 312         .get_foreground=&lcd_remote_get_foreground,
 313         .set_background=&lcd_remote_set_background,
 314         .set_foreground=&lcd_remote_set_foreground,
 315 #endif /* LCD_REMOTE_DEPTH > 1 */
 316         .update_rect=&lcd_remote_update_rect,
 317         .update_viewport_rect=&lcd_remote_update_viewport_rect,
 318         .fillrect=&lcd_remote_fillrect,
 319         .drawrect=&lcd_remote_drawrect,
 320         .draw_border_viewport=&lcd_remote_draw_border_viewport,
 321         .fill_viewport=&lcd_remote_fill_viewport,
 322         .drawpixel=&lcd_remote_drawpixel,
 323         .drawline=&lcd_remote_drawline,
 324         .vline=&lcd_remote_vline,
 325         .hline=&lcd_remote_hline,
 326         .scroll_step=&lcd_remote_scroll_step,
 327         .puts_style_offset=&lcd_remote_puts_style_offset,
 328         .puts_style_xyoffset=&lcd_remote_puts_style_xyoffset,
 329         .puts_scroll_style=&lcd_remote_puts_scroll_style,
 330         .puts_scroll_style_offset=&lcd_remote_puts_scroll_style_offset,
 331         .puts_scroll_style_xyoffset=&lcd_remote_puts_scroll_style_xyoffset,
 332 #endif /* 1 */
 333
 334 #if 0 /* no charcell remote LCDs so far */
 335         .double_height=&lcd_remote_double_height,
 336         .putc=&lcd_remote_putc,
 337         .get_locked_pattern=&lcd_remote_get_locked_pattern,
 338         .define_pattern=&lcd_remote_define_pattern,
 339         .icon=&lcd_remote_icon,
 340 #endif /* 0 */
 341         .putsxy=&lcd_remote_putsxy,
 342         .puts=&lcd_remote_puts,
 343         .putsf=&lcd_remote_putsf,
 344         .puts_offset=&lcd_remote_puts_offset,
 345         .puts_scroll=&lcd_remote_puts_scroll,
 346         .puts_scroll_offset=&lcd_remote_puts_scroll_offset,
 347         .scroll_speed=&lcd_remote_scroll_speed,
 348         .scroll_delay=&lcd_remote_scroll_delay,
 349         .stop_scroll=&lcd_remote_stop_scroll,
 350         .clear_display=&lcd_remote_clear_display,
 351         .clear_viewport=&lcd_remote_clear_viewport,
 352         .scroll_stop=&lcd_remote_scroll_stop,
 353         .scroll_stop_line=&lcd_remote_scroll_stop_line,
 354         .update=&lcd_remote_update,
 355         .update_viewport=&lcd_remote_update_viewport,
 356         .backlight_on=&remote_backlight_on,
 357         .backlight_off=&remote_backlight_off,
 358         .is_backlight_on=&is_remote_backlight_on,
 359         .backlight_set_timeout=&remote_backlight_set_timeout,
 360
 361 #if LCD_DEPTH > 1
 362         .backdrop_load=&remote_backdrop_load,
 363         .backdrop_show=&remote_backdrop_show,
 364 #endif
 365 #ifdef HAVE_BUTTONBAR
 366         .has_buttonbar=false,
 367 #endif
 368 #if defined(HAVE_LCD_BITMAP)
 369         .set_framebuffer = (void*)lcd_remote_set_framebuffer,
 370 #endif
 371     }
 372 #endif /* NB_SCREENS == 2 */
 373 };
 374
 375 #ifdef HAVE_LCD_BITMAP
 376 void screen_clear_area(struct screen * display, int xstart, int ystart,
 377                        int width, int height)
 378 {
 379     display->set_drawmode(DRMODE_SOLID|DRMODE_INVERSEVID);
 380     display->fillrect(xstart, ystart, width, height);
 381     display->set_drawmode(DRMODE_SOLID);
 382 }
 383 #endif