diff options
Diffstat (limited to 'apps')
| -rw-r--r-- | apps/screen_access.c | 205 | ||||
| -rw-r--r-- | apps/screen_access.h | 143 |
2 files changed, 348 insertions, 0 deletions
diff --git a/apps/screen_access.c b/apps/screen_access.c new file mode 100644 index 0000000000..a4f87de80e --- /dev/null +++ b/apps/screen_access.c @@ -0,0 +1,205 @@ +/*************************************************************************** + * __________ __ ___. + * Open \______ \ ____ ____ | | _\_ |__ _______ ___ + * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / + * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < + * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ + * \/ \/ \/ \/ \/ + * $Id$ + * + * Copyright (C) 2005 by Kévin FERRARE + * + * All files in this archive are subject to the GNU General Public License. + * See the file COPYING in the source tree root for full license agreement. + * + * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY + * KIND, either express or implied. + * + ****************************************************************************/ + +#include <lcd.h> +#include <lcd-remote.h> +#include <font.h> +#include <button.h> +#include <sprintf.h> +#include <settings.h> +#include <kernel.h> +#include <icons.h> + +#include "screen_access.h" +#include "buttonbar.h" + +struct screen screens[NB_SCREENS]; + +void screen_init(struct screen * screen, enum screen_type screen_type) +{ + switch(screen_type) + { +#ifdef HAVE_REMOTE_LCD + case SCREEN_REMOTE: + screen->width=LCD_REMOTE_WIDTH; + screen->height=LCD_REMOTE_HEIGHT; + screen->is_color=false; + screen->depth=1; +#ifdef HAVE_LCD_BITMAP + screen->setmargins=&lcd_remote_setmargins; + screen->getymargin=&lcd_remote_getymargin; + screen->getxmargin=&lcd_remote_getxmargin; + screen->setfont=&lcd_remote_setfont; + screen->getstringsize=&lcd_remote_getstringsize; + screen->putsxy=&lcd_remote_putsxy; + screen->mono_bitmap=&lcd_remote_mono_bitmap; + screen->set_drawmode=&lcd_remote_set_drawmode; +#if LCD_DEPTH > 1 + /* since lcd_remote_set_background doesn't exist yet ... */ + screen->set_background=NULL; +#endif /* LCD_DEPTH > 1 */ + screen->update_rect=&lcd_remote_update_rect; + screen->fillrect=&lcd_remote_fillrect; + screen->drawrect=&lcd_remote_drawrect; + screen->drawpixel=&lcd_remote_drawpixel; + screen->drawline=&lcd_remote_drawline; + screen->vline=&lcd_remote_vline; + screen->hline=&lcd_remote_hline; + screen->scroll_speed=&lcd_remote_scroll_speed; + screen->scroll_delay=&lcd_remote_scroll_delay; + screen->scroll_step=&lcd_remote_scroll_step; + screen->puts_scroll_style=&lcd_remote_puts_scroll_style; +#endif /* HAVE_LCD_BITMAP */ + +#ifdef HAVE_LCD_CHARCELLS + screen->double_height=&lcd_double_height; + screen->putc=&lcd_remote_putc; +#endif /* HAVE_LCD_CHARCELLS */ + screen->init=&lcd_remote_init; + screen->puts_scroll=&lcd_remote_puts_scroll; + screen->stop_scroll=&lcd_remote_stop_scroll; + screen->clear_display=&lcd_remote_clear_display; + screen->update=&lcd_remote_update; + screen->puts=&lcd_remote_puts; + + break; +#endif /* HAVE_REMOTE_LCD */ + + case SCREEN_MAIN: + default: +#ifdef HAVE_LCD_COLOR + screen->is_color=true; +#else + screen->is_color=false; +#endif + screen->depth=LCD_DEPTH; +#ifdef HAVE_LCD_BITMAP + screen->width=LCD_WIDTH; + screen->height=LCD_HEIGHT; + screen->setmargins=&lcd_setmargins; + screen->getymargin=&lcd_getymargin; + screen->getxmargin=&lcd_getxmargin; + screen->setfont=&lcd_setfont; + screen->getstringsize=&lcd_getstringsize; + screen->putsxy=&lcd_putsxy; + screen->mono_bitmap=&lcd_mono_bitmap; + screen->set_drawmode=&lcd_set_drawmode; +#if LCD_DEPTH > 1 + screen->set_background=&lcd_set_background; +#endif + screen->update_rect=&lcd_update_rect; + screen->fillrect=&lcd_fillrect; + screen->drawrect=&lcd_drawrect; + screen->drawpixel=&lcd_drawpixel; + screen->drawline=&lcd_drawline; + screen->vline=&lcd_vline; + screen->hline=&lcd_hline; + screen->scroll_speed=&lcd_scroll_speed; + screen->scroll_delay=&lcd_scroll_delay; + screen->scroll_step=&lcd_scroll_step; + screen->puts_scroll_style=&lcd_puts_scroll_style; +#endif /* HAVE_LCD_BITMAP */ + +#ifdef HAVE_LCD_CHARCELLS + screen->width=11; /* width in characters instead of pixels */ + screen->height=2; + screen->double_height=&lcd_double_height; + screen->putc=&lcd_putc; +#ifdef SIMULATOR + screen->icon=&sim_lcd_icon; +#else + screen->icon=&lcd_icon; +#endif + +#endif /* HAVE_LCD_CHARCELLS */ + screen->init=&lcd_init; + screen->puts_scroll=&lcd_puts_scroll; + screen->stop_scroll=&lcd_stop_scroll; + screen->clear_display=&lcd_clear_display; +#if defined(HAVE_LCD_BITMAP) || defined(SIMULATOR) + screen->update=&lcd_update; +#endif + screen->puts=&lcd_puts; + break; + } +#ifdef HAVE_LCD_BITMAP + screen->setfont(FONT_UI); +#endif + screen->screen_type=screen_type; + screen_update_nblines(screen); +} + + +/* + * Returns the number of text lines that can be drawn on the given screen + * with it's current font + */ +void screen_update_nblines(struct screen * screen) +{ +#ifdef HAVE_LCD_BITMAP + int height=screen->height; + if(global_settings.statusbar) + height -= STATUSBAR_HEIGHT; +#if CONFIG_KEYPAD == RECORDER_PAD + if(global_settings.buttonbar) + height -= BUTTONBAR_HEIGHT; +#endif + screen->getstringsize("A", &screen->char_width, &screen->char_height); + screen->nb_lines = height / screen->char_height; +#else + screen->char_width=1; + screen->char_height=1; + /* default on char based player supported by rb */ + screen->nb_lines = MAX_LINES_ON_SCREEN; +#endif + +} + +#ifdef HAVE_LCD_BITMAP +int screen_get_text_y_start(struct screen * screen) +{ + screen=0;/* Avoid warning, this parameter is here for api integrity */ + return(global_settings.statusbar?STATUSBAR_HEIGHT:0); +} + +int screen_get_text_y_end(struct screen * screen) +{ +#ifdef HAS_BUTTONBAR + return( screen->height - (global_settings.buttonbar?BUTTONBAR_HEIGHT:0) ); +#else + return( screen->height ); +#endif + +} +#endif + +void screen_access_init(void) +{ + screen_init(&screens[0], SCREEN_MAIN); +#ifdef HAVE_REMOTE_LCD + screen_init(&screens[1], SCREEN_REMOTE); +#endif +} + +void screen_access_update_nb_lines(void) +{ + int i; + for(i=0;i<NB_SCREENS;++i) + screen_update_nblines(&screens[i]); +} diff --git a/apps/screen_access.h b/apps/screen_access.h new file mode 100644 index 0000000000..b04cabff46 --- /dev/null +++ b/apps/screen_access.h @@ -0,0 +1,143 @@ +/*************************************************************************** + * __________ __ ___. + * Open \______ \ ____ ____ | | _\_ |__ _______ ___ + * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / + * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < + * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ + * \/ \/ \/ \/ \/ + * $Id$ + * + * Copyright (C) 2005 by Kévin FERRARE + * + * All files in this archive are subject to the GNU General Public License. + * See the file COPYING in the source tree root for full license agreement. + * + * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY + * KIND, either express or implied. + * + ****************************************************************************/ + +#ifndef _SCREEN_ACCESS_H_ +#define _SCREEN_ACCESS_H_ + +#include "lcd.h" +enum screen_type { + SCREEN_MAIN +#ifdef HAVE_REMOTE_LCD + ,SCREEN_REMOTE +#endif +}; + +#ifdef HAVE_REMOTE_LCD +#define NB_SCREENS 2 +#else +#define NB_SCREENS 1 +#endif + +#ifndef HAVE_LCD_BITMAP +#define MAX_LINES_ON_SCREEN 2 +#endif + +struct screen +{ + int width, height; + int nb_lines; + enum screen_type screen_type; + bool is_color; + int depth; + int char_width; + int char_height; +#ifdef HAVE_LCD_BITMAP + + void (*setmargins)(int x, int y); + int (*getxmargin)(void); + int (*getymargin)(void); + + void (*setfont)(int newfont); + int (*getstringsize)(const unsigned char *str, int *w, int *h); + void (*putsxy)(int x, int y, const unsigned char *str); + + void (*scroll_step)(int pixels); + void (*puts_scroll_style)(int x, int y, + const unsigned char *string, int style); + void (*mono_bitmap)(const unsigned char *src, + int x, int y, int width, int height); + void (*set_drawmode)(int mode); +#if LCD_DEPTH > 1 + void (*set_background)(int brightness); +#endif /* LCD_DEPTH > 1 */ + void (*update_rect)(int x, int y, int width, int height); + void (*fillrect)(int x, int y, int width, int height); + void (*drawrect)(int x, int y, int width, int height); + void (*drawpixel)(int x, int y); + void (*drawline)(int x1, int y1, int x2, int y2); + void (*vline)(int x, int y1, int y2); + void (*hline)(int x1, int x2, int y); +#endif /* HAVE_LCD_BITMAP */ + +#ifdef HAVE_LCD_CHARCELLS + void (*double_height)(bool on); + void (*putc)(int x, int y, unsigned short ch); + void (*icon)(int icon, bool enable); +#endif + void (*init)(void); + void (*puts_scroll)(int x, int y, const unsigned char *string); + void (*scroll_speed)(int speed); + void (*scroll_delay)(int ms); + void (*stop_scroll)(void); + void (*clear_display)(void); +#if defined(HAVE_LCD_BITMAP) || defined(SIMULATOR) + void (*update)(void); +#endif + + void (*puts)(int x, int y, const unsigned char *str); +}; + +/* + * Initializes the given screen structure for a given display + * - screen : the screen structure + * - display_type : currently 2 possibles values : MAIN or REMOTE + */ +extern void screen_init(struct screen * screen, enum screen_type screen_type); + +/* + * Compute the number of text lines the display can draw with the current font + * - screen : the screen structure + * Returns the number of text lines + */ +extern void screen_update_nblines(struct screen * screen); + +#ifdef HAVE_LCD_BITMAP +/* + * Compute the number of pixels from which text can be displayed + * - screen : the screen structure + * Returns the number of pixels + */ +extern int screen_get_text_y_start(struct screen * screen); + +/* + * Compute the number of pixels below which text can't be displayed + * - screen : the screen structure + * Returns the number of pixels + */ +extern int screen_get_text_y_end(struct screen * screen); +#endif + +/* + * Initializes the whole screen_access api + */ +extern void screen_access_init(void); + +/* + * Just recalculate the number of text lines that can be displayed + * on each screens in case of poilice change for example + */ +extern void screen_access_update_nb_lines(void); + +/* + * exported screens array that should be used + * by each app that wants to write to access display + */ +extern struct screen screens[NB_SCREENS]; + +#endif /*_SCREEN_ACCESS_H_*/ |