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6630958533
This function supports installing a custom scroll callback. This will be called when the scrollengine redraws the line. It allows to draw extended styles (or anything your can possible imagine) along with the text. It is also strictly pixel-based, the first pixel-based function that supports scrolling. Change-Id: I57f81ac7b3d08b877aea4cb8afa882f175ebcdfc
385 lines
12 KiB
C
385 lines
12 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2005 by Kevin Ferrare
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#include <stdio.h>
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#include "config.h"
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#include <lcd.h>
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#ifdef HAVE_REMOTE_LCD
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#include <lcd-remote.h>
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#endif
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#include "scroll_engine.h"
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#include <font.h>
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#include <button.h>
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#include <settings.h>
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#include <kernel.h>
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#include <icons.h>
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#include "backlight.h"
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#include "screen_access.h"
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#include "backdrop.h"
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/* some helper functions to calculate metrics on the fly */
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static int screen_helper_getcharwidth(void)
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{
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#ifdef HAVE_LCD_BITMAP
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return font_get(lcd_getfont())->maxwidth;
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#else
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return 1;
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#endif
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}
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static int screen_helper_getcharheight(void)
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{
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#ifdef HAVE_LCD_BITMAP
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return font_get(lcd_getfont())->height;
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#else
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return 1;
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#endif
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}
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static int screen_helper_getnblines(void)
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{
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int height=screens[0].lcdheight;
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#ifdef HAVE_LCD_BITMAP
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if(global_settings.statusbar != STATUSBAR_OFF)
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height -= STATUSBAR_HEIGHT;
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#ifdef HAVE_BUTTONBAR
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if(global_settings.buttonbar && screens[0].has_buttonbar)
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height -= BUTTONBAR_HEIGHT;
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#endif
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#endif
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return height / screens[0].getcharheight();
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}
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void screen_helper_setfont(int font)
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{
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(void)font;
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#ifdef HAVE_LCD_BITMAP
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if (font == FONT_UI)
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font = global_status.font_id[SCREEN_MAIN];
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lcd_setfont(font);
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#endif
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}
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#ifdef HAVE_LCD_BITMAP
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static int screen_helper_getuifont(void)
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{
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return global_status.font_id[SCREEN_MAIN];
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}
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static void screen_helper_setuifont(int font)
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{
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global_status.font_id[SCREEN_MAIN] = font;
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}
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#endif
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#if NB_SCREENS == 2
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static int screen_helper_remote_getcharwidth(void)
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{
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#ifdef HAVE_LCD_BITMAP
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return font_get(lcd_remote_getfont())->maxwidth;
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#else
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return 1;
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#endif
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}
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static int screen_helper_remote_getcharheight(void)
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{
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#ifdef HAVE_LCD_BITMAP
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return font_get(lcd_remote_getfont())->height;
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#else
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return 1;
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#endif
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}
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static int screen_helper_remote_getnblines(void)
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{
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int height=screens[1].lcdheight;
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#ifdef HAVE_LCD_BITMAP
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if(global_settings.statusbar != STATUSBAR_OFF)
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height -= STATUSBAR_HEIGHT;
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#ifdef HAVE_BUTTONBAR
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if(global_settings.buttonbar && screens[1].has_buttonbar)
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height -= BUTTONBAR_HEIGHT;
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#endif
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#endif
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return height / screens[1].getcharheight();
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}
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void screen_helper_remote_setfont(int font)
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{
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if (font == FONT_UI)
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font = global_status.font_id[SCREEN_REMOTE];
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lcd_remote_setfont(font);
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}
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static int screen_helper_remote_getuifont(void)
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{
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#ifdef HAVE_LCD_BITMAP
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return global_status.font_id[SCREEN_REMOTE];
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#else
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return FONT_SYSFIXED;
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#endif
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}
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static void screen_helper_remote_setuifont(int font)
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{
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#ifdef HAVE_LCD_BITMAP
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global_status.font_id[SCREEN_REMOTE] = font;
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#endif
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}
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#endif
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struct screen screens[NB_SCREENS] =
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{
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{
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.screen_type=SCREEN_MAIN,
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.lcdwidth=LCD_WIDTH,
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.lcdheight=LCD_HEIGHT,
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.depth=LCD_DEPTH,
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.getnblines=&screen_helper_getnblines,
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#if defined(HAVE_LCD_COLOR)
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.is_color=true,
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#else
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.is_color=false,
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#endif
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#ifdef HAVE_LCD_BITMAP
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.pixel_format=LCD_PIXELFORMAT,
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#endif
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.getcharwidth=screen_helper_getcharwidth,
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.getcharheight=screen_helper_getcharheight,
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#if (CONFIG_LED == LED_VIRTUAL)
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.has_disk_led=false,
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#elif defined(HAVE_REMOTE_LCD)
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.has_disk_led=true,
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#endif
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.set_viewport=&lcd_set_viewport,
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.getwidth=&lcd_getwidth,
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.getheight=&lcd_getheight,
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.getstringsize=&lcd_getstringsize,
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#ifdef HAVE_LCD_BITMAP
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.setfont=screen_helper_setfont,
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.getuifont=screen_helper_getuifont,
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.setuifont=screen_helper_setuifont,
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.mono_bitmap=&lcd_mono_bitmap,
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.mono_bitmap_part=&lcd_mono_bitmap_part,
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.set_drawmode=&lcd_set_drawmode,
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.bitmap=(screen_bitmap_func*)&lcd_bitmap,
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.bitmap_part=(screen_bitmap_part_func*)&lcd_bitmap_part,
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#if LCD_DEPTH <= 2
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/* No transparency yet for grayscale and mono lcd */
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.transparent_bitmap=(screen_bitmap_func*)&lcd_bitmap,
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.transparent_bitmap_part=(screen_bitmap_part_func*)&lcd_bitmap_part,
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#else
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.transparent_bitmap=(screen_bitmap_func*)&lcd_bitmap_transparent,
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.transparent_bitmap_part=(screen_bitmap_part_func*)&lcd_bitmap_transparent_part,
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#endif
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.bmp = &lcd_bmp,
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.bmp_part = &lcd_bmp_part,
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.nine_segment_bmp = &lcd_nine_segment_bmp,
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#if LCD_DEPTH > 1
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#if defined(HAVE_LCD_COLOR) && defined(LCD_REMOTE_DEPTH) && LCD_REMOTE_DEPTH > 1
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.color_to_native=&lcd_color_to_native,
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#endif
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.get_background=&lcd_get_background,
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.get_foreground=&lcd_get_foreground,
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.set_background=&lcd_set_background,
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.set_foreground=&lcd_set_foreground,
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#ifdef HAVE_LCD_COLOR
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.set_selector_start=&lcd_set_selector_start,
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.set_selector_end=&lcd_set_selector_end,
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.set_selector_text=&lcd_set_selector_text,
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#endif
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#endif /* LCD_DEPTH > 1 */
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.update_rect=&lcd_update_rect,
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.update_viewport_rect=&lcd_update_viewport_rect,
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.fillrect=&lcd_fillrect,
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.drawrect=&lcd_drawrect,
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.draw_border_viewport=&lcd_draw_border_viewport,
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.fill_viewport=&lcd_fill_viewport,
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.drawpixel=&lcd_drawpixel,
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.drawline=&lcd_drawline,
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.vline=&lcd_vline,
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.hline=&lcd_hline,
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.scroll_step=&lcd_scroll_step,
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.puts_style_offset=&lcd_puts_style_offset,
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.puts_style_xyoffset=&lcd_puts_style_xyoffset,
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.puts_scroll_style=&lcd_puts_scroll_style,
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.puts_scroll_style_offset=&lcd_puts_scroll_style_offset,
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.puts_scroll_style_xyoffset=&lcd_puts_scroll_style_xyoffset,
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#endif /* HAVE_LCD_BITMAP */
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#ifdef HAVE_LCD_CHARCELLS
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.double_height=&lcd_double_height,
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.putchar=&lcd_putc,
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.get_locked_pattern=&lcd_get_locked_pattern,
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.define_pattern=&lcd_define_pattern,
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.unlock_pattern=&lcd_unlock_pattern,
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.icon=&lcd_icon,
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#endif /* HAVE_LCD_CHARCELLS */
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.putsxy=&lcd_putsxy,
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.puts=&lcd_puts,
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.putsf=&lcd_putsf,
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.puts_offset=&lcd_puts_offset,
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.puts_scroll=&lcd_puts_scroll,
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.puts_scroll_offset=&lcd_puts_scroll_offset,
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.putsxy_scroll_func=&lcd_putsxy_scroll_func,
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.scroll_speed=&lcd_scroll_speed,
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.scroll_delay=&lcd_scroll_delay,
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.clear_display=&lcd_clear_display,
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.clear_viewport=&lcd_clear_viewport,
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.scroll_stop_viewport_rect=&lcd_scroll_stop_viewport_rect,
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.scroll_stop=&lcd_scroll_stop,
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.scroll_stop_viewport=&lcd_scroll_stop_viewport,
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.update=&lcd_update,
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.update_viewport=&lcd_update_viewport,
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.backlight_on=&backlight_on,
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.backlight_off=&backlight_off,
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.is_backlight_on=&is_backlight_on,
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.backlight_set_timeout=&backlight_set_timeout,
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#if LCD_DEPTH > 1
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.backdrop_load=&backdrop_load,
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.backdrop_show=&backdrop_show,
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#endif
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#ifdef HAVE_BUTTONBAR
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.has_buttonbar=false,
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#endif
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#if defined(HAVE_LCD_BITMAP)
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.set_framebuffer = (void*)lcd_set_framebuffer,
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#if defined(HAVE_LCD_COLOR)
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.gradient_fillrect = lcd_gradient_fillrect,
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#endif
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#endif
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},
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#if NB_SCREENS == 2
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{
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.screen_type=SCREEN_REMOTE,
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.lcdwidth=LCD_REMOTE_WIDTH,
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.lcdheight=LCD_REMOTE_HEIGHT,
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.depth=LCD_REMOTE_DEPTH,
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.getnblines=&screen_helper_remote_getnblines,
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.is_color=false,/* No color remotes yet */
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.pixel_format=LCD_REMOTE_PIXELFORMAT,
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.getcharwidth=screen_helper_remote_getcharwidth,
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.getcharheight=screen_helper_remote_getcharheight,
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.has_disk_led=false,
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.set_viewport=&lcd_remote_set_viewport,
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.getwidth=&lcd_remote_getwidth,
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.getheight=&lcd_remote_getheight,
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.getstringsize=&lcd_remote_getstringsize,
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#if 1 /* all remote LCDs are bitmapped so far */
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.setfont=screen_helper_remote_setfont,
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.getuifont=screen_helper_remote_getuifont,
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.setuifont=screen_helper_remote_setuifont,
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.mono_bitmap=&lcd_remote_mono_bitmap,
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.mono_bitmap_part=&lcd_remote_mono_bitmap_part,
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.bitmap=(screen_bitmap_func*)&lcd_remote_bitmap,
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.bitmap_part=(screen_bitmap_part_func*)&lcd_remote_bitmap_part,
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.set_drawmode=&lcd_remote_set_drawmode,
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#if LCD_REMOTE_DEPTH <= 2
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/* No transparency yet for grayscale and mono lcd */
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.transparent_bitmap=(screen_bitmap_func*)&lcd_remote_bitmap,
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.transparent_bitmap_part=(screen_bitmap_part_func*)&lcd_remote_bitmap_part,
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/* No colour remotes yet */
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#endif
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.bmp = &lcd_remote_bmp,
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.bmp_part = &lcd_remote_bmp_part,
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.nine_segment_bmp = &lcd_remote_nine_segment_bmp,
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#if LCD_REMOTE_DEPTH > 1
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#if defined(HAVE_LCD_COLOR)
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.color_to_native=&lcd_remote_color_to_native,
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#endif
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.get_background=&lcd_remote_get_background,
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.get_foreground=&lcd_remote_get_foreground,
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.set_background=&lcd_remote_set_background,
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.set_foreground=&lcd_remote_set_foreground,
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#endif /* LCD_REMOTE_DEPTH > 1 */
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.update_rect=&lcd_remote_update_rect,
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.update_viewport_rect=&lcd_remote_update_viewport_rect,
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.fillrect=&lcd_remote_fillrect,
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.drawrect=&lcd_remote_drawrect,
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.draw_border_viewport=&lcd_remote_draw_border_viewport,
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.fill_viewport=&lcd_remote_fill_viewport,
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.drawpixel=&lcd_remote_drawpixel,
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.drawline=&lcd_remote_drawline,
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.vline=&lcd_remote_vline,
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.hline=&lcd_remote_hline,
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.scroll_step=&lcd_remote_scroll_step,
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.puts_style_offset=&lcd_remote_puts_style_offset,
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.puts_style_xyoffset=&lcd_remote_puts_style_xyoffset,
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.puts_scroll_style=&lcd_remote_puts_scroll_style,
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.puts_scroll_style_offset=&lcd_remote_puts_scroll_style_offset,
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.puts_scroll_style_xyoffset=&lcd_remote_puts_scroll_style_xyoffset,
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#endif /* 1 */
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#if 0 /* no charcell remote LCDs so far */
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.double_height=&lcd_remote_double_height,
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.putc=&lcd_remote_putc,
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.get_locked_pattern=&lcd_remote_get_locked_pattern,
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.define_pattern=&lcd_remote_define_pattern,
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.icon=&lcd_remote_icon,
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#endif /* 0 */
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.putsxy=&lcd_remote_putsxy,
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.puts=&lcd_remote_puts,
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.putsf=&lcd_remote_putsf,
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.puts_offset=&lcd_remote_puts_offset,
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.puts_scroll=&lcd_remote_puts_scroll,
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.puts_scroll_offset=&lcd_remote_puts_scroll_offset,
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.putsxy_scroll_func=&lcd_remote_putsxy_scroll_func,
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.scroll_speed=&lcd_remote_scroll_speed,
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.scroll_delay=&lcd_remote_scroll_delay,
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.clear_display=&lcd_remote_clear_display,
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.clear_viewport=&lcd_remote_clear_viewport,
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.scroll_stop_viewport_rect=&lcd_remote_scroll_stop_viewport_rect,
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.scroll_stop=&lcd_remote_scroll_stop,
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.scroll_stop_viewport=&lcd_remote_scroll_stop_viewport,
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.update=&lcd_remote_update,
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.update_viewport=&lcd_remote_update_viewport,
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.backlight_on=&remote_backlight_on,
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.backlight_off=&remote_backlight_off,
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.is_backlight_on=&is_remote_backlight_on,
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.backlight_set_timeout=&remote_backlight_set_timeout,
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#if LCD_DEPTH > 1
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.backdrop_load=&remote_backdrop_load,
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.backdrop_show=&remote_backdrop_show,
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#endif
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#ifdef HAVE_BUTTONBAR
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.has_buttonbar=false,
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#endif
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#if defined(HAVE_LCD_BITMAP)
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.set_framebuffer = (void*)lcd_remote_set_framebuffer,
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#endif
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}
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#endif /* NB_SCREENS == 2 */
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};
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#ifdef HAVE_LCD_BITMAP
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void screen_clear_area(struct screen * display, int xstart, int ystart,
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int width, int height)
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{
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display->set_drawmode(DRMODE_SOLID|DRMODE_INVERSEVID);
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display->fillrect(xstart, ystart, width, height);
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display->set_drawmode(DRMODE_SOLID);
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}
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#endif
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