/*************************************************************************** * __________ __ ___. * Open \______ \ ____ ____ | | _\_ |__ _______ ___ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ * \/ \/ \/ \/ \/ * $Id$ * * Copyright (C) 2006 Dan Everton * * 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 "config.h" #include #include #include #include "eq_menu.h" #include "system.h" #include "kernel.h" #include "lcd.h" #include "list.h" #include "menu.h" #include "action.h" #include "mp3_playback.h" #include "settings.h" #include "screens.h" #include "icons.h" #include "font.h" #include "lang.h" #include "talk.h" #include "misc.h" #include "sound.h" #include "dsp_proc_settings.h" #include "tree.h" #include "screen_access.h" #include "keyboard.h" #include "gui/scrollbar.h" #include "menu_common.h" #include "viewport.h" #include "exported_menus.h" #include "pcmbuf.h" #include "option_select.h" /* * Utility functions */ const char* eq_q_format(char* buffer, size_t buffer_size, int value, const char* unit) { snprintf(buffer, buffer_size, "%d.%d %s", value / EQ_USER_DIVISOR, value % EQ_USER_DIVISOR, unit); return buffer; } const char* eq_precut_format(char* buffer, size_t buffer_size, int value, const char* unit) { snprintf(buffer, buffer_size, "%s%d.%d %s", value == 0 ? " " : "-", value / EQ_USER_DIVISOR, value % EQ_USER_DIVISOR, unit); return buffer; } /* * Settings functions */ static void eq_apply(void) { dsp_eq_enable(global_settings.eq_enabled); dsp_set_eq_precut(global_settings.eq_precut); /* Update all bands */ for(int i = 0; i < EQ_NUM_BANDS; i++) { dsp_set_eq_coefs(i, &global_settings.eq_band_settings[i]); } } static int eq_setting_callback(int action, const struct menu_item_ex *this_item) { switch (action) { case ACTION_ENTER_MENUITEM: action = lowlatency_callback(action, this_item); break; case ACTION_EXIT_MENUITEM: eq_apply(); action = lowlatency_callback(action, this_item); break; } return action; } MENUITEM_SETTING(eq_enable, &global_settings.eq_enabled, eq_setting_callback); MENUITEM_SETTING(eq_precut, &global_settings.eq_precut, eq_setting_callback); static char* gainitem_get_name(int selected_item, void *data, char *buffer, size_t len) { (void)data; snprintf(buffer, len, str(LANG_EQUALIZER_GAIN_ITEM), global_settings.eq_band_settings[selected_item].cutoff); return buffer; } static int gainitem_speak_item(int selected_item, void *data) { (void)data; talk_number(global_settings.eq_band_settings[selected_item].cutoff, false); talk_id(LANG_EQUALIZER_GAIN_ITEM, true); return 0; } static enum themable_icons gainitem_get_icon(int selected_item, void * data) { (void)selected_item; (void)data; return Icon_Menu_functioncall; } static const char* db_format(char* buffer, size_t buffer_size, int value, const char* unit) { int v = abs(value); snprintf(buffer, buffer_size, "%s%d.%d %s", value < 0 ? "-" : "", v / 10, v % 10, unit); return buffer; } static int32_t get_dec_talkid(int value, int unit) { return TALK_ID_DECIMAL(value, 1, unit); } static const struct int_setting gain_int_setting = { .option_callback = NULL, .unit = UNIT_DB, .min = EQ_GAIN_MIN, .max = EQ_GAIN_MAX, .step = EQ_GAIN_STEP, .formatter = db_format, .get_talk_id = get_dec_talkid, }; static const struct int_setting q_int_setting = { .option_callback = NULL, .unit = UNIT_INT, .min = EQ_Q_MIN, .max = EQ_Q_MAX, .step = EQ_Q_STEP, .formatter = eq_q_format, .get_talk_id = get_dec_talkid, }; static const struct int_setting cutoff_int_setting = { .option_callback = NULL, .unit = UNIT_HERTZ, .min = EQ_CUTOFF_MIN, .max = EQ_CUTOFF_MAX, .step = EQ_CUTOFF_STEP, .formatter = NULL, .get_talk_id = NULL, }; static int simplelist_action_callback(int action, struct gui_synclist *lists) { (void)lists; if (action == ACTION_STD_OK) return ACTION_STD_CANCEL; return action; } static int eq_do_simple_menu(void * param) { (void)param; struct simplelist_info info; struct settings_list setting; char title[MAX_PATH]; simplelist_info_init(&info, str(LANG_EQUALIZER_GAIN), EQ_NUM_BANDS, NULL); info.get_name = (list_get_name*)gainitem_get_name; info.get_talk = gainitem_speak_item; info.get_icon = gainitem_get_icon; info.action_callback = simplelist_action_callback; info.selection = -1; info.title_icon = Icon_Submenu; setting.flags = F_BANFROMQS|F_INT_SETTING|F_T_INT|F_NO_WRAP; setting.lang_id = LANG_GAIN; setting.default_val.int_ = 0; setting.int_setting = &gain_int_setting; while (true) { simplelist_show_list(&info); if (info.selection < 0) break; pcmbuf_set_low_latency(true); setting.setting = &global_settings.eq_band_settings[info.selection].gain; option_screen(&setting, NULL, false, gainitem_get_name(info.selection, NULL, title, MAX_PATH)); eq_apply(); pcmbuf_set_low_latency(false); } return 0; } MENUITEM_FUNCTION(gain_menu, 0, ID2P(LANG_EQUALIZER_GAIN), eq_do_simple_menu, NULL, NULL, Icon_Submenu); static void selection_to_banditem(int selection, int expanded_band, int *band, int *item) { int diff = selection - expanded_band; if (expanded_band < 0 || diff < 0) { *item = 0; *band = selection; } else if (diff < 4) { *item = selection - expanded_band; *band = expanded_band; } else { *item = 0; *band = expanded_band + diff - 3; } } static char *advancedmenu_item_get_name(int selected_item, void *data, char *buffer, size_t len) { (void)len; int band; int item; char *lang = NULL; selection_to_banditem(selected_item, *(intptr_t*)data, &band, &item); strcpy(buffer, "\t"); switch (item) { case 0: /* Band title */ if (band == 0) return str(LANG_EQUALIZER_BAND_LOW_SHELF); else if (band == EQ_NUM_BANDS - 1) return str(LANG_EQUALIZER_BAND_HIGH_SHELF); else { snprintf(buffer, MAX_PATH, str(LANG_EQUALIZER_BAND_PEAK), band); return buffer; } break; case 1: /* cutoff */ if (band == 0) lang = str(LANG_EQUALIZER_BAND_CUTOFF); else if (band == EQ_NUM_BANDS - 1) lang = str(LANG_EQUALIZER_BAND_CUTOFF); else lang = str(LANG_EQUALIZER_BAND_CENTER); break; case 2: /* Q */ lang = str(LANG_EQUALIZER_BAND_Q); break; case 3: /* Gain */ lang = str(LANG_GAIN); break; } return strcat(buffer, lang);; } static int advancedmenu_speak_item(int selected_item, void *data) { (void)data; int band; int item; int lang = -1; selection_to_banditem(selected_item, *(intptr_t*)data, &band, &item); switch (item) { case 0: /* Band title */ if (band == 0) lang = LANG_EQUALIZER_BAND_LOW_SHELF; else if (band == EQ_NUM_BANDS - 1) lang = LANG_EQUALIZER_BAND_HIGH_SHELF; else { talk_id(LANG_EQUALIZER_BAND_PEAK, false); talk_number(band, true); return -1; } break; case 1: /* cutoff */ if (band == 0) lang = LANG_EQUALIZER_BAND_CUTOFF; else if (band == EQ_NUM_BANDS - 1) lang = LANG_EQUALIZER_BAND_CUTOFF; else lang = LANG_EQUALIZER_BAND_CENTER; break; case 2: /* Q */ lang = LANG_EQUALIZER_BAND_Q; break; case 3: /* Gain */ lang = LANG_GAIN; break; } talk_id(lang, true); return -1; } static enum themable_icons advancedmenu_get_icon(int selected_item, void * data) { (void)data; int band; int item; selection_to_banditem(selected_item, *(intptr_t*)data, &band, &item); if (item == 0) return Icon_Submenu; else return Icon_Menu_setting; } extern struct eq_band_setting eq_defaults[EQ_NUM_BANDS]; static int eq_do_advanced_menu(void * param) { (void)param; struct simplelist_info info; struct settings_list setting; char title[MAX_PATH]; int band, item; intptr_t selected_band = -1; simplelist_info_init(&info, str(LANG_EQUALIZER_ADVANCED), EQ_NUM_BANDS, &selected_band); info.get_name = (list_get_name*)advancedmenu_item_get_name; info.get_talk = advancedmenu_speak_item; info.get_icon = advancedmenu_get_icon; info.action_callback = simplelist_action_callback; info.selection = -1; info.title_icon = Icon_EQ; setting.flags = F_BANFROMQS|F_INT_SETTING|F_T_INT|F_NO_WRAP; while (true) { simplelist_show_list(&info); if (info.selection < 0) break; selection_to_banditem(info.selection, selected_band, &band, &item); switch (item) { case 0: /* title, do nothing */ { int extra; if (selected_band == band) { extra = 0; selected_band = -1; } else { extra = 3; selected_band = band; } info.selection = band; info.count = EQ_NUM_BANDS + extra; continue; } case 1: /* cutoff */ if (band == 0 || band == EQ_NUM_BANDS - 1) setting.lang_id = LANG_EQUALIZER_BAND_CUTOFF; else setting.lang_id = LANG_EQUALIZER_BAND_CENTER; setting.default_val.int_ = eq_defaults[band].cutoff; setting.int_setting = &cutoff_int_setting; break; case 2: /* Q */ setting.lang_id = LANG_EQUALIZER_BAND_Q; setting.default_val.int_ = eq_defaults[band].q; setting.int_setting = &q_int_setting; break; case 3: /* Gain */ setting.lang_id = LANG_GAIN; setting.default_val.int_ = eq_defaults[band].gain; setting.int_setting = &gain_int_setting; break; } pcmbuf_set_low_latency(true); setting.setting = &global_settings.eq_band_settings[band].gain; advancedmenu_item_get_name(info.selection, &selected_band, title, MAX_PATH); option_screen(&setting, NULL, false, title[0] == '\t' ? &title[1] : title); eq_apply(); pcmbuf_set_low_latency(false); } return 0; } MENUITEM_FUNCTION(advanced_menu, 0, ID2P(LANG_EQUALIZER_ADVANCED), eq_do_advanced_menu, NULL, NULL, Icon_EQ); enum eq_slider_mode { GAIN, CUTOFF, Q, }; enum eq_type { LOW_SHELF, PEAK, HIGH_SHELF }; /* Size of just the slider/srollbar */ #define SCROLLBAR_SIZE 6 /* Draw the UI for a whole EQ band */ static int draw_eq_slider(struct screen * screen, int x, int y, int width, int cutoff, int q, int gain, bool selected, enum eq_slider_mode mode, int band) { char buf[26]; int steps, min_item, max_item; int abs_gain = abs(gain); int x1, x2, y1, total_height; int w, h; switch(mode) { case Q: steps = EQ_Q_MAX - EQ_Q_MIN; min_item = q - EQ_Q_STEP - EQ_Q_MIN; max_item = q + EQ_Q_STEP - EQ_Q_MIN; break; case CUTOFF: steps = EQ_CUTOFF_MAX - EQ_CUTOFF_MIN; min_item = cutoff - EQ_CUTOFF_FAST_STEP * 2; max_item = cutoff + EQ_CUTOFF_FAST_STEP * 2; break; case GAIN: default: steps = EQ_GAIN_MAX - EQ_GAIN_MIN; min_item = abs(EQ_GAIN_MIN) + gain - EQ_GAIN_STEP * 5; max_item = abs(EQ_GAIN_MIN) + gain + EQ_GAIN_STEP * 5; break; } /* Start two pixels in, one for border, one for margin */ x1 = x + 2; y1 = y + 2; /* Print out the band label */ if (band == 0) { screen->putsxy(x1, y1, "LS: "); screen->getstringsize("LS:", &w, &h); } else if (band == EQ_NUM_BANDS - 1) { screen->putsxy(x1, y1, "HS: "); screen->getstringsize("HS:", &w, &h); } else { snprintf(buf, sizeof(buf), "PK%d:", band); screen->putsxy(x1, y1, buf); screen->getstringsize(buf, &w, &h); } screen->getstringsize("A", &w, &h); x1 += 5*w; /* 4 chars for label + 1 space = 5 */ /* Print out gain part of status line (left justify after label) */ if (mode == GAIN && selected) screen->set_drawmode(DRMODE_SOLID | DRMODE_INVERSEVID); else screen->set_drawmode(DRMODE_SOLID); snprintf(buf, sizeof(buf), "%s%2d.%d%s", gain < 0 ? "-" : " ", abs_gain / EQ_USER_DIVISOR, abs_gain % EQ_USER_DIVISOR, screen->lcdwidth >= 160 ? "dB" : ""); screen->putsxy(x1, y1, buf); screen->getstringsize(buf, &w, &h); x1 += w; /* Print out Q part of status line (right justify) */ if (mode == Q && selected) screen->set_drawmode(DRMODE_SOLID | DRMODE_INVERSEVID); else screen->set_drawmode(DRMODE_SOLID); snprintf(buf, sizeof(buf), "%d.%d%s", q / EQ_USER_DIVISOR, q % EQ_USER_DIVISOR, screen->lcdwidth >= 160 ? " Q" : ""); screen->getstringsize(buf, &w, &h); x2 = x + width - w - 2; screen->putsxy(x2, y1, buf); /* Print out cutoff part of status line (center between gain & Q) */ if (mode == CUTOFF && selected) screen->set_drawmode(DRMODE_SOLID | DRMODE_INVERSEVID); else screen->set_drawmode(DRMODE_SOLID); snprintf(buf, sizeof(buf), "%5d%s", cutoff, screen->lcdwidth >= 160 ? "Hz" : ""); screen->getstringsize(buf, &w, &h); x1 = x1 + (x2 - x1 - w)/2; screen->putsxy(x1, y1, buf); /* Draw selection box */ total_height = 3 + h + 1 + SCROLLBAR_SIZE + 3; screen->set_drawmode(DRMODE_SOLID); if (selected) { screen->drawrect(x, y, width, total_height); } /* Draw horizontal slider. Reuse scrollbar for this */ gui_scrollbar_draw(screen, x + 3, y1 + h + 1, width - 6, SCROLLBAR_SIZE, steps, min_item, max_item, HORIZONTAL); return total_height; } /* Draw's all the EQ sliders. Returns the total height of the sliders drawn */ static void draw_eq_sliders(struct screen * screen, int x, int y, int nb_eq_sliders, int start_item, int current_band, enum eq_slider_mode mode) { int height = y; start_item = MIN(start_item, EQ_NUM_BANDS - nb_eq_sliders); for (int i = 0; i < EQ_NUM_BANDS; i++) { struct eq_band_setting *setting = &global_settings.eq_band_settings[i]; int cutoff = setting->cutoff; int q = setting->q; int gain = setting->gain; if (i == start_item + nb_eq_sliders) break; if (i >= start_item) { height += draw_eq_slider(screen, x, height, screen->lcdwidth - x - 1, cutoff, q, gain, i == current_band, mode, i); /* add a margin */ height++; } } if (nb_eq_sliders != EQ_NUM_BANDS) gui_scrollbar_draw(screen, 0, y, SCROLLBAR_SIZE - 1, screen->lcdheight - y, EQ_NUM_BANDS, start_item, start_item + nb_eq_sliders, VERTICAL); return; } /* Provides a graphical means of editing the EQ settings */ bool eq_menu_graphical(void) { bool exit_request = false; bool result = true; bool has_changed = false; int button; int *setting; int current_band, x, y, step, fast_step, min, max; enum eq_slider_mode mode; char buf[24]; int w, h, height, start_item, nb_eq_sliders[NB_SCREENS]; FOR_NB_SCREENS(i) viewportmanager_theme_enable(i, false, NULL); FOR_NB_SCREENS(i) { screens[i].set_viewport(NULL); screens[i].setfont(FONT_SYSFIXED); screens[i].clear_display(); /* Figure out how many sliders can be drawn on the screen */ screens[i].getstringsize("A", &w, &h); /* Total height includes margins (1), text, slider, and line selector (1) */ height = 3 + h + 1 + SCROLLBAR_SIZE + 3; nb_eq_sliders[i] = screens[i].lcdheight / height; /* Make sure the "Edit Mode" text fits too */ height = nb_eq_sliders[i]*height + h + 2; if (height > screens[i].lcdheight) nb_eq_sliders[i]--; if (nb_eq_sliders[i] > EQ_NUM_BANDS) nb_eq_sliders[i] = EQ_NUM_BANDS; } y = h + 1; /* Start off editing gain on the first band */ mode = GAIN; current_band = 0; while (!exit_request) { FOR_NB_SCREENS(i) { screens[i].clear_display(); /* Set pointer to the band data currently editable */ if (mode == GAIN) { /* gain */ setting = &global_settings.eq_band_settings[current_band].gain; step = EQ_GAIN_STEP; fast_step = EQ_GAIN_FAST_STEP; min = EQ_GAIN_MIN; max = EQ_GAIN_MAX; snprintf(buf, sizeof(buf), str(LANG_SYSFONT_EQUALIZER_EDIT_MODE), str(LANG_SYSFONT_GAIN), "(dB)"); screens[i].putsxy(0, 0, buf); } else if (mode == CUTOFF) { /* cutoff */ setting = &global_settings.eq_band_settings[current_band].cutoff; step = EQ_CUTOFF_STEP; fast_step = EQ_CUTOFF_FAST_STEP; min = EQ_CUTOFF_MIN; max = EQ_CUTOFF_MAX; snprintf(buf, sizeof(buf), str(LANG_SYSFONT_EQUALIZER_EDIT_MODE), str(LANG_SYSFONT_EQUALIZER_BAND_CUTOFF), "(Hz)"); screens[i].putsxy(0, 0, buf); } else { /* Q */ setting = &global_settings.eq_band_settings[current_band].q; step = EQ_Q_STEP; fast_step = EQ_Q_FAST_STEP; min = EQ_Q_MIN; max = EQ_Q_MAX; snprintf(buf, sizeof(buf), str(LANG_SYSFONT_EQUALIZER_EDIT_MODE), str(LANG_EQUALIZER_BAND_Q), ""); screens[i].putsxy(0, 0, buf); } /* Draw scrollbar if needed */ if (nb_eq_sliders[i] != EQ_NUM_BANDS) { if (current_band == 0) { start_item = 0; } else if (current_band == 9) { start_item = EQ_NUM_BANDS - nb_eq_sliders[i]; } else { start_item = current_band - 1; } x = SCROLLBAR_SIZE; } else { x = 1; start_item = 0; } /* Draw equalizer band details */ draw_eq_sliders(&screens[i], x, y, nb_eq_sliders[i], start_item, current_band, mode); screens[i].update(); } button = get_action(CONTEXT_SETTINGS_EQ,TIMEOUT_BLOCK); switch (button) { case ACTION_SETTINGS_DEC: case ACTION_SETTINGS_DECREPEAT: *(setting) -= step; has_changed = true; if (*(setting) < min) *(setting) = min; break; case ACTION_SETTINGS_INC: case ACTION_SETTINGS_INCREPEAT: *(setting) += step; has_changed = true; if (*(setting) > max) *(setting) = max; break; case ACTION_SETTINGS_INCBIGSTEP: *(setting) += fast_step; has_changed = true; if (*(setting) > max) *(setting) = max; break; case ACTION_SETTINGS_DECBIGSTEP: *(setting) -= fast_step; has_changed = true; if (*(setting) < min) *(setting) = min; break; case ACTION_STD_PREV: case ACTION_STD_PREVREPEAT: current_band--; if (current_band < 0) current_band = EQ_NUM_BANDS - 1; /* wrap around */ break; case ACTION_STD_NEXT: case ACTION_STD_NEXTREPEAT: current_band = (current_band + 1) % EQ_NUM_BANDS; break; case ACTION_STD_OK: mode++; if (mode > Q) mode = GAIN; /* wrap around */ break; case ACTION_STD_CANCEL: exit_request = true; result = false; break; default: if(default_event_handler(button) == SYS_USB_CONNECTED) { exit_request = true; result = true; } break; } /* Update the filter if the user changed something */ if (has_changed) { dsp_set_eq_coefs(current_band, &global_settings.eq_band_settings[current_band]); has_changed = false; } } /* Reset screen settings */ FOR_NB_SCREENS(i) { screens[i].setfont(FONT_UI); screens[i].clear_display(); screens[i].set_viewport(NULL); viewportmanager_theme_undo(i, false); } return result; } static bool eq_save_preset(void) { /* make sure that the eq is enabled for setting saving */ bool enabled = global_settings.eq_enabled; global_settings.eq_enabled = true; bool result = settings_save_config(SETTINGS_SAVE_EQPRESET); global_settings.eq_enabled = enabled; return result; } /* Allows browsing of preset files */ static struct browse_folder_info eqs = { EQS_DIR, SHOW_CFG }; MENUITEM_FUNCTION(eq_graphical, 0, ID2P(LANG_EQUALIZER_GRAPHICAL), (int(*)(void))eq_menu_graphical, NULL, lowlatency_callback, Icon_EQ); MENUITEM_FUNCTION(eq_save, 0, ID2P(LANG_EQUALIZER_SAVE), (int(*)(void))eq_save_preset, NULL, NULL, Icon_NOICON); MENUITEM_FUNCTION(eq_browse, MENU_FUNC_USEPARAM, ID2P(LANG_EQUALIZER_BROWSE), browse_folder, (void*)&eqs, lowlatency_callback, Icon_NOICON); MAKE_MENU(equalizer_menu, ID2P(LANG_EQUALIZER), NULL, Icon_EQ, &eq_enable, &eq_graphical, &eq_precut, &gain_menu, &advanced_menu, &eq_save, &eq_browse);