/*************************************************************************** * __________ __ ___. * Open \______ \ ____ ____ | | _\_ |__ _______ ___ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ * \/ \/ \/ \/ \/ * $Id$ * * Copyright (C) 2002 Björn Stenberg * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or (at your option) any later version. * * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY * KIND, either express or implied. * ****************************************************************************/ #include #include #include #include "backlight.h" #include "action.h" #include "lcd.h" #ifdef HAVE_REMOTE_LCD #include "lcd-remote.h" #endif #include "lang.h" #include "icons.h" #include "font.h" #include "audio.h" #include "mp3_playback.h" #include "usb.h" #if defined(HAVE_USBSTACK) #include "usb_core.h" #ifdef USB_ENABLE_HID #include "usbstack/usb_hid.h" #endif #endif #include "settings.h" #include "status.h" #include "playlist.h" #include "sprintf.h" #include "kernel.h" #include "power.h" #include "system.h" #include "powermgmt.h" #include "talk.h" #include "misc.h" #include "metadata.h" #include "screens.h" #include "debug.h" #include "led.h" #include "sound.h" #include "splash.h" #include "statusbar.h" #include "screen_access.h" #include "pcmbuf.h" #include "list.h" #include "yesno.h" #include "backdrop.h" #include "viewport.h" #ifdef HAVE_LCD_BITMAP #include "bitmaps/usblogo.h" #endif #ifdef HAVE_REMOTE_LCD #include "bitmaps/remote_usblogo.h" #endif #if (CONFIG_STORAGE & STORAGE_MMC) #include "ata_mmc.h" #endif #if CONFIG_CODEC == SWCODEC #include "dsp.h" #endif /* only used in set_time screen */ #if defined(HAVE_LCD_BITMAP) && (CONFIG_RTC != 0) static int clamp_value_wrap(int value, int max, int min) { if (value > max) return min; if (value < min) return max; return value; } #endif #ifndef SIMULATOR static int handle_usb_events(void) { int next_update=0; #ifdef HAVE_TOUCHSCREEN enum touchscreen_mode old_mode = touchscreen_get_mode(); /* TODO: Paint buttons on screens OR switch to point mode and use * touchscreen as a touchpad to move the host's mouse cursor */ touchscreen_set_mode(TOUCHSCREEN_BUTTON); #endif /* Don't return until we get SYS_USB_DISCONNECTED or SYS_TIMEOUT */ while(1) { int button; #if defined(HAVE_USBSTACK) && defined(USB_ENABLE_HID) bool hid_enabled = usb_core_driver_enabled(USB_DRIVER_HID); if (hid_enabled) { int id = HID_CONSUMER_USAGE_UNASSIGNED; button = get_action(CONTEXT_USB_HID, HZ/4); switch (button) { case ACTION_USB_HID_PLAY: id = HID_CONSUMER_USAGE_PLAY_PAUSE; break; case ACTION_USB_HID_STOP: id = HID_CONSUMER_USAGE_STOP; break; case ACTION_USB_HID_SKIPPREV: id = HID_CONSUMER_USAGE_SCAN_PREVIOUS_TRACK; break; case ACTION_USB_HID_SKIPNEXT: id = HID_CONSUMER_USAGE_SCAN_NEXT_TRACK; break; case ACTION_USB_HID_VOLDOWN: id = HID_CONSUMER_USAGE_VOLUME_DECREMENT; break; case ACTION_USB_HID_VOLUP: id = HID_CONSUMER_USAGE_VOLUME_INCREMENT; break; case ACTION_USB_HID_MUTE: id = HID_CONSUMER_USAGE_MUTE; break; } if (id != HID_CONSUMER_USAGE_UNASSIGNED) usb_hid_send(HID_USAGE_PAGE_CONSUMER, id); } else #endif button = button_get_w_tmo(HZ/4); switch(button) { case SYS_USB_DISCONNECTED: usb_acknowledge(SYS_USB_DISCONNECTED_ACK); goto Exit; case SYS_TIMEOUT: break; } if(TIME_AFTER(current_tick,next_update)) { if(usb_inserted()) { #if (CONFIG_STORAGE & STORAGE_MMC) /* USB-MMC bridge can report activity */ led(mmc_usb_active(HZ)); #endif /* STORAGE_MMC */ gui_syncstatusbar_draw(&statusbars, false); } next_update=current_tick+HZ/2; } } Exit: #ifdef HAVE_TOUCHSCREEN touchscreen_set_mode(old_mode); #endif return 0; } #endif void usb_screen(void) { #ifdef USB_NONE /* nothing here! */ #else int i; bool statusbar = global_settings.statusbar; /* force the statusbar */ global_settings.statusbar = true; FOR_NB_SCREENS(i) { screens[i].backdrop_show(BACKDROP_MAIN); screens[i].backlight_on(); screens[i].clear_display(); #if NB_SCREENS > 1 if (i == SCREEN_REMOTE) { screens[i].bitmap(remote_usblogo, (LCD_REMOTE_WIDTH-BMPWIDTH_remote_usblogo), (LCD_REMOTE_HEIGHT-BMPHEIGHT_remote_usblogo)/2, BMPWIDTH_remote_usblogo, BMPHEIGHT_remote_usblogo); } else { #endif #ifdef HAVE_LCD_BITMAP screens[i].transparent_bitmap(usblogo, (LCD_WIDTH-BMPWIDTH_usblogo), (LCD_HEIGHT-BMPHEIGHT_usblogo)/2, BMPWIDTH_usblogo, BMPHEIGHT_usblogo); #else screens[i].double_height(false); screens[i].puts_scroll(0, 0, "[USB Mode]"); status_set_param(false); status_set_audio(false); status_set_usb(true); #endif /* HAVE_LCD_BITMAP */ #if NB_SCREENS > 1 } #endif screens[i].update(); } #ifdef SIMULATOR while (button_get(true) & BUTTON_REL); #else usb_acknowledge(SYS_USB_CONNECTED_ACK); while (handle_usb_events()); #endif /* SIMULATOR */ #ifdef HAVE_LCD_CHARCELLS status_set_usb(false); #endif /* HAVE_LCD_CHARCELLS */ FOR_NB_SCREENS(i) screens[i].backlight_on(); global_settings.statusbar = statusbar; #endif /* USB_NONE */ } #if (CONFIG_STORAGE & STORAGE_MMC) int mmc_remove_request(void) { struct queue_event ev; int i; FOR_NB_SCREENS(i) screens[i].clear_display(); splash(0, ID2P(LANG_REMOVE_MMC)); while (1) { queue_wait_w_tmo(&button_queue, &ev, HZ/2); switch (ev.id) { case SYS_HOTSWAP_EXTRACTED: return SYS_HOTSWAP_EXTRACTED; case SYS_USB_DISCONNECTED: return SYS_USB_DISCONNECTED; } } } #endif /* the charging screen is only used for archos targets */ #if CONFIG_CHARGING && !defined(HAVE_POWEROFF_WHILE_CHARGING) && defined(CPU_SH) #ifdef HAVE_LCD_BITMAP static void charging_display_info(bool animate) { unsigned char charging_logo[36]; const int pox_x = (LCD_WIDTH - sizeof(charging_logo)) / 2; const int pox_y = 32; static unsigned phase = 3; unsigned i; char buf[32]; (void)buf; #ifdef NEED_ATA_POWER_BATT_MEASURE if (ide_powered()) /* FM and V2 can only measure when ATA power is on */ #endif { int battv = battery_voltage(); snprintf(buf, 32, " Batt: %d.%02dV %d%% ", battv / 1000, (battv % 1000) / 10, battery_level()); lcd_puts(0, 7, buf); } #ifdef ARCHOS_RECORER snprintf(buf, 32, "Charge mode:"); lcd_puts(0, 2, buf); if (charge_state == CHARGING) snprintf(buf, 32, str(LANG_BATTERY_CHARGE)); else if (charge_state == TOPOFF) snprintf(buf, 32, str(LANG_BATTERY_TOPOFF_CHARGE)); else if (charge_state == TRICKLE) snprintf(buf, 32, str(LANG_BATTERY_TRICKLE_CHARGE)); else snprintf(buf, 32, "not charging"); lcd_puts(0, 3, buf); if (!charger_enabled()) animate = false; #endif /* ARCHOS_RECORER */ /* middle part */ memset(charging_logo+3, 0x00, 32); charging_logo[0] = 0x3C; charging_logo[1] = 0x24; charging_logo[2] = charging_logo[35] = 0xFF; if (!animate) { /* draw the outline */ /* middle part */ lcd_mono_bitmap(charging_logo, pox_x, pox_y + 8, sizeof(charging_logo), 8); lcd_set_drawmode(DRMODE_FG); /* upper line */ charging_logo[0] = charging_logo[1] = 0x00; memset(charging_logo+2, 0x80, 34); lcd_mono_bitmap(charging_logo, pox_x, pox_y, sizeof(charging_logo), 8); /* lower line */ memset(charging_logo+2, 0x01, 34); lcd_mono_bitmap(charging_logo, pox_x, pox_y + 16, sizeof(charging_logo), 8); lcd_set_drawmode(DRMODE_SOLID); } else { /* animate the middle part */ for (i = 3; i 7) bitpos = 14 - bitpos; charging_logo[i] = BIT_N(bitpos); } } lcd_mono_bitmap(charging_logo, pox_x, pox_y + 8, sizeof(charging_logo), 8); phase++; } lcd_update(); } #else /* not HAVE_LCD_BITMAP */ static unsigned long logo_chars[4]; static const unsigned char logo_pattern[] = { 0x07, 0x04, 0x1c, 0x14, 0x1c, 0x04, 0x07, 0, /* char 1 */ 0x1f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x1f, 0, /* char 2 */ 0x1f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x1f, 0, /* char 3 */ 0x1f, 0x01, 0x01, 0x01, 0x01, 0x01, 0x1f, 0, /* char 4 */ }; static void logo_lock_patterns(bool on) { int i; if (on) { for (i = 0; i < 4; i++) logo_chars[i] = lcd_get_locked_pattern(); } else { for (i = 0; i < 4; i++) lcd_unlock_pattern(logo_chars[i]); } } static void charging_display_info(bool animate) { int battv; unsigned i, ypos; static unsigned phase = 3; char buf[32]; battv = battery_voltage(); snprintf(buf, sizeof(buf), " %d.%02dV", battv / 1000, (battv % 1000) / 10); lcd_puts(4, 1, buf); memcpy(buf, logo_pattern, 32); /* copy logo patterns */ if (!animate) /* build the screen */ { lcd_double_height(false); lcd_puts(0, 0, "[Charging]"); for (i = 0; i < 4; i++) lcd_putc(i, 1, logo_chars[i]); } else /* animate the logo */ { for (i = 3; i < MIN(19, phase); i++) { if ((i - phase) % 5 == 0) { /* draw a "bubble" here */ ypos = (phase + i/5) % 9; /* "bounce" effect */ if (ypos > 4) ypos = 8 - ypos; buf[5 - ypos + 8 * (i/5)] |= 0x10u >> (i%5); } } phase++; } for (i = 0; i < 4; i++) lcd_define_pattern(logo_chars[i], buf + 8 * i); lcd_update(); } #endif /* (not) HAVE_LCD_BITMAP */ /* blocks while charging, returns on event: 1 if charger cable was removed 2 if Off/Stop key was pressed 3 if On key was pressed 4 if USB was connected */ int charging_screen(void) { unsigned int button; int rc = 0; ide_power_enable(false); /* power down the disk, else would be spinning */ lcd_clear_display(); backlight_set_timeout(global_settings.backlight_timeout); #ifdef HAVE_REMOTE_LCD remote_backlight_set_timeout(global_settings.remote_backlight_timeout); #endif backlight_set_timeout_plugged(global_settings.backlight_timeout_plugged); #ifdef HAVE_LCD_CHARCELLS logo_lock_patterns(true); #endif charging_display_info(false); do { gui_syncstatusbar_draw(&statusbars, false); charging_display_info(true); button = get_action(CONTEXT_STD,HZ/3); if (button == ACTION_STD_OK) rc = 2; else if (usb_detect() == USB_INSERTED) rc = 3; else if (!charger_inserted()) rc = 1; } while (!rc); #ifdef HAVE_LCD_CHARCELLS logo_lock_patterns(false); #endif return rc; } #endif /* CONFIG_CHARGING && !HAVE_POWEROFF_WHILE_CHARGING && defined(CPU_SH) */ #if CONFIG_CHARGING void charging_splash(void) { splash(2*HZ, str(LANG_BATTERY_CHARGE)); button_clear_queue(); } #endif #if defined(HAVE_LCD_BITMAP) && (CONFIG_RTC != 0) /* little helper function for voice output */ static void say_time(int cursorpos, const struct tm *tm) { int value = 0; int unit = 0; if (!global_settings.talk_menu) return; switch(cursorpos) { case 0: value = tm->tm_hour; unit = UNIT_HOUR; break; case 1: value = tm->tm_min; unit = UNIT_MIN; break; case 2: value = tm->tm_sec; unit = UNIT_SEC; break; case 3: value = tm->tm_year + 1900; break; case 5: value = tm->tm_mday; break; } if (cursorpos == 4) /* month */ talk_id(LANG_MONTH_JANUARY + tm->tm_mon, false); else talk_value(value, unit, false); } #define INDEX_X 0 #define INDEX_Y 1 #define SEPARATOR ":" bool set_time_screen(const char* title, struct tm *tm) { bool done = false; int button; unsigned int i, j, s; int cursorpos = 0; unsigned int realyear; unsigned int width; unsigned int min, max; unsigned int statusbar_height = 0; unsigned int separator_width, weekday_width; unsigned int prev_line_height; static unsigned char daysinmonth[] = {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31}; unsigned char buffer[20]; struct viewport vp[NB_SCREENS]; int nb_lines; /* 6 possible cursor possitions, 2 values stored for each: x, y */ unsigned int cursor[6][2]; int *valptr = NULL; unsigned char *ptr[6]; if(global_settings.statusbar) statusbar_height = STATUSBAR_HEIGHT; /* speak selection when screen is entered */ say_time(cursorpos, tm); while (!done) { /* for easy acess in the drawing loop */ ptr[0] = buffer; /* hours */ ptr[1] = buffer + 3; /* minutes */ ptr[2] = buffer + 6; /* seconds */ ptr[3] = buffer + 9; /* year */ ptr[4] = str(LANG_MONTH_JANUARY + tm->tm_mon); /* monthname */ ptr[5] = buffer + 14; /* day of month */ /* calculate the number of days in febuary */ realyear = tm->tm_year + 1900; if((realyear % 4 == 0 && !(realyear % 100 == 0)) || realyear % 400 == 0) daysinmonth[1] = 29; else daysinmonth[1] = 28; /* fix day if month or year changed */ if (tm->tm_mday > daysinmonth[tm->tm_mon]) tm->tm_mday = daysinmonth[tm->tm_mon]; /* calculate day of week */ set_day_of_week(tm); /* put all the numbers we want from the tm struct into an easily printable buffer */ snprintf(buffer, sizeof(buffer), "%02d " "%02d " "%02d " "%04d " "%02d", tm->tm_hour, tm->tm_min, tm->tm_sec, tm->tm_year+1900, tm->tm_mday); /* convert spaces in the buffer to '\0' to make it possible to work directly on the buffer */ for(i=0; i < sizeof(buffer); i++) { if(buffer[i] == ' ') buffer[i] = '\0'; } FOR_NB_SCREENS(s) { viewport_set_defaults(&vp[s], s); screens[s].set_viewport(&vp[s]); nb_lines = viewport_get_nb_lines(&vp[s]); /* minimum lines needed is 2 + title line */ if (nb_lines < 4) { vp[s].font = FONT_SYSFIXED; nb_lines = viewport_get_nb_lines(&vp[s]); } /* recalculate the positions and offsets */ if (nb_lines >= 3) screens[s].getstringsize(title, NULL, &prev_line_height); else prev_line_height = 0; screens[s].getstringsize(SEPARATOR, &separator_width, NULL); /* weekday */ screens[s].getstringsize(str(LANG_WEEKDAY_SUNDAY + tm->tm_wday), &weekday_width, NULL); screens[s].getstringsize(" ", &separator_width, NULL); for(i=0, j=0; i < 6; i++) { if(i==3) /* second row */ { j = weekday_width + separator_width; prev_line_height *= 2; } screens[s].getstringsize(ptr[i], &width, NULL); cursor[i][INDEX_Y] = prev_line_height + statusbar_height; cursor[i][INDEX_X] = j; j += width + separator_width; } /* draw the screen */ screens[s].set_viewport(&vp[s]); screens[s].clear_viewport(); /* display the screen title */ screens[s].puts_scroll(0, 0, title); /* these are not selectable, so we draw them outside the loop */ /* name of the week day */ screens[s].putsxy(0, cursor[3][INDEX_Y], str(LANG_WEEKDAY_SUNDAY + tm->tm_wday)); /* draw the selected item with drawmode set to DRMODE_SOLID|DRMODE_INVERSEVID, all other selectable items with drawmode DRMODE_SOLID */ for(i=0; i<6; i++) { if (cursorpos == (int)i) vp[s].drawmode = (DRMODE_SOLID|DRMODE_INVERSEVID); screens[s].putsxy(cursor[i][INDEX_X], cursor[i][INDEX_Y], ptr[i]); vp[s].drawmode = DRMODE_SOLID; screens[s].putsxy(cursor[i/4 +1][INDEX_X] - separator_width, cursor[0][INDEX_Y], SEPARATOR); } /* print help text */ if (nb_lines > 4) screens[s].puts(0, 4, str(LANG_TIME_SET_BUTTON)); if (nb_lines > 5) screens[s].puts(0, 5, str(LANG_TIME_REVERT)); screens[s].update_viewport(); screens[s].set_viewport(NULL); } /* set the most common numbers */ min = 0; max = 59; /* calculate the minimum and maximum for the number under cursor */ switch(cursorpos) { case 0: /* hour */ max = 23; valptr = &tm->tm_hour; break; case 1: /* minute */ valptr = &tm->tm_min; break; case 2: /* second */ valptr = &tm->tm_sec; break; case 3: /* year */ min = 1; max = 200; valptr = &tm->tm_year; break; case 4: /* month */ max = 11; valptr = &tm->tm_mon; break; case 5: /* day */ min = 1; max = daysinmonth[tm->tm_mon]; valptr = &tm->tm_mday; break; } #ifdef HAVE_TOUCHSCREEN enum touchscreen_mode old_mode = touchscreen_get_mode(); touchscreen_set_mode(TOUCHSCREEN_BUTTON); #endif button = get_action(CONTEXT_SETTINGS_TIME, TIMEOUT_BLOCK); #ifdef HAVE_TOUCHSCREEN touchscreen_set_mode(old_mode); #endif switch ( button ) { case ACTION_STD_PREV: cursorpos = clamp_value_wrap(--cursorpos, 5, 0); say_time(cursorpos, tm); break; case ACTION_STD_NEXT: cursorpos = clamp_value_wrap(++cursorpos, 5, 0); say_time(cursorpos, tm); break; case ACTION_SETTINGS_INC: case ACTION_SETTINGS_INCREPEAT: *valptr = clamp_value_wrap(++(*valptr), max, min); say_time(cursorpos, tm); break; case ACTION_SETTINGS_DEC: case ACTION_SETTINGS_DECREPEAT: *valptr = clamp_value_wrap(--(*valptr), max, min); say_time(cursorpos, tm); break; case ACTION_STD_OK: done = true; break; case ACTION_STD_CANCEL: done = true; tm->tm_year = -1; break; default: if (default_event_handler(button) == SYS_USB_CONNECTED) return true; break; } } return false; } #endif /* defined(HAVE_LCD_BITMAP) && (CONFIG_RTC != 0) */ #if (CONFIG_KEYPAD == RECORDER_PAD) && !defined(HAVE_SW_POWEROFF) bool shutdown_screen(void) { int button; bool done = false; long time_entered = current_tick; lcd_stop_scroll(); splash(0, str(LANG_CONFIRM_SHUTDOWN)); while(!done && TIME_BEFORE(current_tick,time_entered+HZ*2)) { button = get_action(CONTEXT_STD,HZ); switch(button) { case ACTION_STD_CANCEL: sys_poweroff(); break; /* do nothing here, because ACTION_NONE might be caused * by timeout or button release. In case of timeout the loop * is terminated by TIME_BEFORE */ case ACTION_NONE: break; default: if(default_event_handler(button) == SYS_USB_CONNECTED) return true; done = true; break; } } return false; } #endif static const int id3_headers[]= { LANG_ID3_TITLE, LANG_ID3_ARTIST, LANG_ID3_ALBUM, LANG_ID3_ALBUMARTIST, LANG_ID3_GROUPING, LANG_ID3_DISCNUM, LANG_ID3_TRACKNUM, LANG_ID3_COMMENT, LANG_ID3_GENRE, LANG_ID3_YEAR, LANG_ID3_LENGTH, LANG_ID3_PLAYLIST, LANG_ID3_BITRATE, LANG_ID3_FREQUENCY, #if CONFIG_CODEC == SWCODEC LANG_ID3_TRACK_GAIN, LANG_ID3_ALBUM_GAIN, #endif LANG_ID3_PATH, }; struct id3view_info { struct mp3entry* id3; int count; int info_id[sizeof(id3_headers)/sizeof(id3_headers[0])]; }; static char * id3_get_info(int selected_item, void* data, char *buffer, size_t buffer_len) { struct id3view_info *info = (struct id3view_info*)data; struct mp3entry* id3 =info->id3; int info_no=selected_item/2; if(!(selected_item%2)) {/* header */ return( str(id3_headers[info->info_id[info_no]])); } else {/* data */ char * val=NULL; switch(info->info_id[info_no]) { case 0:/*LANG_ID3_TITLE*/ val=id3->title; break; case 1:/*LANG_ID3_ARTIST*/ val=id3->artist; break; case 2:/*LANG_ID3_ALBUM*/ val=id3->album; break; case 3:/*LANG_ID3_ALBUMARTIST*/ val=id3->albumartist; break; case 4:/*LANG_ID3_GROUPING*/ val=id3->grouping; break; case 5:/*LANG_ID3_DISCNUM*/ if (id3->disc_string) val = id3->disc_string; else if (id3->discnum) { snprintf(buffer, buffer_len, "%d", id3->discnum); val = buffer; } break; case 6:/*LANG_ID3_TRACKNUM*/ if (id3->track_string) val = id3->track_string; else if (id3->tracknum) { snprintf(buffer, buffer_len, "%d", id3->tracknum); val = buffer; } break; case 7:/*LANG_ID3_COMMENT*/ val=id3->comment; break; case 8:/*LANG_ID3_GENRE*/ val = id3->genre_string; break; case 9:/*LANG_ID3_YEAR*/ if (id3->year_string) val = id3->year_string; else if (id3->year) { snprintf(buffer, buffer_len, "%d", id3->year); val = buffer; } break; case 10:/*LANG_ID3_LENGTH*/ format_time(buffer, buffer_len, id3->length); val=buffer; break; case 11:/*LANG_ID3_PLAYLIST*/ snprintf(buffer, buffer_len, "%d/%d", playlist_get_display_index(), playlist_amount()); val=buffer; break; case 12:/*LANG_ID3_BITRATE*/ snprintf(buffer, buffer_len, "%d kbps%s", id3->bitrate, id3->vbr ? str(LANG_ID3_VBR) : (const unsigned char*) ""); val=buffer; break; case 13:/*LANG_ID3_FREQUENCY*/ snprintf(buffer, buffer_len, "%ld Hz", id3->frequency); val=buffer; break; #if CONFIG_CODEC == SWCODEC case 14:/*LANG_ID3_TRACK_GAIN*/ val=id3->track_gain_string; break; case 15:/*LANG_ID3_ALBUM_GAIN*/ val=id3->album_gain_string; break; case 16:/*LANG_ID3_PATH*/ #else case 14:/*LANG_ID3_PATH*/ #endif val=id3->path; break; } return val && *val ? val : NULL; } } bool browse_id3(void) { struct gui_synclist id3_lists; struct mp3entry* id3 = audio_current_track(); int key; unsigned int i; struct id3view_info info; info.count = 0; info.id3 = id3; for (i=0; idrawline(x - 10, y, x - 2, y); screen->drawline(x + 2, y, x + 10, y); screen->drawline(x, y - 10, x, y - 2); screen->drawline(x, y + 2, x, y + 10); screen->update(); /* Wait for a touchscreen press */ while(true) { action = get_action(CONTEXT_STD, TIMEOUT_BLOCK); if(action == ACTION_TOUCHSCREEN) { if(action_get_touchscreen_press(&ts_x, &ts_y) == BUTTON_REL) break; } else if(action == ACTION_STD_CANCEL) return -1; } cal->x[i][0] = ts_x; cal->y[i][0] = ts_y; cal->x[i][1] = x; cal->y[i][1] = y; return 0; } int calibrate(void) { short points[3][2] = { {LCD_WIDTH/10, LCD_HEIGHT/10}, {7*LCD_WIDTH/8, LCD_HEIGHT/2}, {LCD_WIDTH/2, 7*LCD_HEIGHT/8} }; struct screen* screen = &screens[SCREEN_MAIN]; enum touchscreen_mode old_mode = touchscreen_get_mode(); struct touchscreen_calibration cal; int i, ret = 0; bool statusbar = global_settings.statusbar; /* hide the statusbar */ global_settings.statusbar = false; touchscreen_disable_mapping(); /* set raw mode */ touchscreen_set_mode(TOUCHSCREEN_POINT); for(i=0; i<3; i++) { screen->clear_display(); if(get_sample(&cal, points[i][0], points[i][1], i, screen)) { ret = -1; break; } } if(ret == 0) touchscreen_calibrate(&cal); else touchscreen_reset_mapping(); memcpy(&global_settings.ts_calibration_data, &calibration_parameters, sizeof(struct touchscreen_parameter)); touchscreen_set_mode(old_mode); global_settings.statusbar = statusbar; return ret; } int reset_mapping(void) { touchscreen_reset_mapping(); memcpy(&global_settings.ts_calibration_data, &calibration_parameters, sizeof(struct touchscreen_parameter)); return 0; } #endif