HiFi player project, first commit.
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/**
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****************************************************************************************************
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* @file ui_player.c
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* @author HiFi Player Project
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* @version V1.2
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* @date 2026-01-01
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* @brief 播放器界面
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*
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* ┌──────────────────────────┐
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* │ ♪ HiFi PLAYER 01/12 │
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* ├──────────────────────────┤
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* │ ┌────┐ 歌名 │
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* │ │ ♪ │ WAV 44100Hz 16bit │
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* │ └────┘ ( PLAYING ) │
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* │ 00:42 ────●────── 03:35 │
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* │ 🔊 ──────●───── 60% │
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* ├──────────────────────────┤
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* │ [←K0] [⏯K1] [⏭K2] [🔊K3] │
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* │ BACK PLAY NEXT VOL │
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* └──────────────────────────┘
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****************************************************************************************************
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*/
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#include "ui_player.h"
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#include <stdio.h>
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#include <string.h>
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#include "ui_common.h"
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#include "app.h"
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#include "player.h"
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/* ---------------- 控件 ---------------- */
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static lv_obj_t *s_scr = NULL;
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static lv_obj_t *s_lbl_index = NULL;
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static lv_obj_t *s_lbl_name = NULL;
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static lv_obj_t *s_lbl_format = NULL;
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static lv_obj_t *s_lbl_chip = NULL;
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static lv_obj_t *s_bar_prog = NULL;
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static lv_obj_t *s_lbl_cur = NULL;
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static lv_obj_t *s_lbl_tot = NULL;
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static lv_obj_t *s_bar_vol = NULL;
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static lv_obj_t *s_lbl_vol = NULL;
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static ui_key_bar_t s_bar;
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static ui_flash_t s_flash;
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static uint32_t s_chip_color = 0xFFFFFFFF;
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/* ---------------- 按键提示内容 ---------------- */
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static const char *const s_symbols[APP_KEY_NUM] = {
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LV_SYMBOL_LEFT, /* K0：返回主界面 */
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LV_SYMBOL_PLAY, /* K1：播放 / 暂停（图标随状态切换） */
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LV_SYMBOL_NEXT, /* K2：下一曲 */
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LV_SYMBOL_VOLUME_MAX, /* K3：音量 */
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};
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static const char *const s_captions[APP_KEY_NUM] = {
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"K0 BACK",
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"K1 PLAY",
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"K2 NEXT",
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"K3 VOL",
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};
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static const bool s_enabled[APP_KEY_NUM] = { true, true, true, true };
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/* ---------------- 状态显示 ---------------- */
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static const char *status_text(player_status_t status, const char *message)
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{
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switch (status)
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{
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case PLAYER_STATUS_PLAYING:
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return "PLAYING";
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case PLAYER_STATUS_PAUSED:
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return (message && message[0]) ? message : "PAUSED";
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case PLAYER_STATUS_NO_SD:
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return (message && message[0]) ? message : "NO SD CARD";
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case PLAYER_STATUS_NO_MUSIC:
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return (message && message[0]) ? message : "NO MUSIC";
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case PLAYER_STATUS_ERROR:
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return (message && message[0]) ? message : "ERROR";
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case PLAYER_STATUS_BOOT:
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default:
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return (message && message[0]) ? message : "STARTING...";
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}
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}
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static uint32_t status_color(player_status_t status)
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{
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switch (status)
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{
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case PLAYER_STATUS_PLAYING:
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return UI_COL_OK;
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case PLAYER_STATUS_PAUSED:
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return UI_COL_WARN;
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case PLAYER_STATUS_NO_SD:
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case PLAYER_STATUS_ERROR:
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return UI_COL_ERR;
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case PLAYER_STATUS_NO_MUSIC:
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return UI_COL_WARN;
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case PLAYER_STATUS_BOOT:
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default:
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return UI_COL_SUB;
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}
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}
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/* ---------------- 创建界面 ---------------- */
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void ui_player_create(void)
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{
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s_scr = lv_obj_create(NULL);
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ui_style_screen(s_scr);
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/* ---------------- 标题栏 ---------------- */
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lv_obj_t *header = ui_card(s_scr, 0, 0, UI_HOR_RES, 30, UI_COL_PANEL, 0);
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lv_obj_t *title = ui_label(header, LV_SYMBOL_AUDIO " HiFi PLAYER",
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&lv_font_montserrat_16, UI_COL_ACCENT);
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lv_obj_align(title, LV_ALIGN_LEFT_MID, 10, 0);
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s_lbl_index = ui_label(header, "--/--", &lv_font_montserrat_14, UI_COL_SUB);
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lv_obj_align(s_lbl_index, LV_ALIGN_RIGHT_MID, -10, 0);
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/* ---------------- 封面卡片 ---------------- */
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lv_obj_t *cover = ui_card(s_scr, 10, 36, 92, 92, 0x283A6B, 12);
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lv_obj_set_style_bg_grad_color(cover, lv_color_hex(UI_COL_ACCENT2), LV_PART_MAIN);
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lv_obj_set_style_bg_grad_dir(cover, LV_GRAD_DIR_VER, LV_PART_MAIN);
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lv_obj_set_style_shadow_width(cover, 18, LV_PART_MAIN);
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lv_obj_set_style_shadow_color(cover, lv_color_hex(UI_COL_ACCENT2), LV_PART_MAIN);
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lv_obj_set_style_shadow_opa(cover, LV_OPA_30, LV_PART_MAIN);
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lv_obj_t *note = ui_label(cover, LV_SYMBOL_AUDIO, &lv_font_montserrat_40, 0xFFFFFF);
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lv_obj_center(note);
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/* ---------------- 曲目信息 ---------------- */
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s_lbl_name = ui_label(s_scr, "No media", &lv_font_montserrat_16, UI_COL_TEXT);
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lv_obj_set_pos(s_lbl_name, 112, 36);
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lv_obj_set_size(s_lbl_name, 198, 20);
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lv_label_set_long_mode(s_lbl_name, LV_LABEL_LONG_SCROLL_CIRCULAR);
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s_lbl_format = ui_label(s_scr, "WAV / PCM", &lv_font_montserrat_12, UI_COL_SUB);
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lv_obj_set_pos(s_lbl_format, 112, 60);
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lv_obj_t *chip = ui_card(s_scr, 112, 82, LV_SIZE_CONTENT, 22, UI_COL_CARD, 11);
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lv_obj_set_style_pad_hor(chip, 8, LV_PART_MAIN);
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lv_obj_set_style_border_width(chip, 1, LV_PART_MAIN);
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lv_obj_set_style_border_color(chip, lv_color_hex(UI_COL_TRACK), LV_PART_MAIN);
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s_lbl_chip = ui_label(chip, "STARTING...", &lv_font_montserrat_12, UI_COL_SUB);
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lv_obj_center(s_lbl_chip);
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/* ---------------- 播放进度 ---------------- */
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s_bar_prog = lv_bar_create(s_scr);
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lv_obj_set_pos(s_bar_prog, 10, 130);
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lv_obj_set_size(s_bar_prog, 300, 8);
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lv_bar_set_range(s_bar_prog, 0, 100);
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lv_bar_set_value(s_bar_prog, 0, LV_ANIM_OFF);
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lv_obj_set_style_bg_color(s_bar_prog, lv_color_hex(UI_COL_TRACK), LV_PART_MAIN);
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lv_obj_set_style_bg_opa(s_bar_prog, LV_OPA_COVER, LV_PART_MAIN);
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lv_obj_set_style_radius(s_bar_prog, 4, LV_PART_MAIN);
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lv_obj_set_style_bg_color(s_bar_prog, lv_color_hex(UI_COL_ACCENT), LV_PART_INDICATOR);
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lv_obj_set_style_radius(s_bar_prog, 4, LV_PART_INDICATOR);
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s_lbl_cur = ui_label(s_scr, "00:00", &lv_font_montserrat_12, UI_COL_SUB);
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lv_obj_set_pos(s_lbl_cur, 10, 142);
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s_lbl_tot = ui_label(s_scr, "--:--", &lv_font_montserrat_12, UI_COL_SUB);
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lv_obj_align(s_lbl_tot, LV_ALIGN_TOP_RIGHT, -10, 142);
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/* ---------------- 音量 ---------------- */
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lv_obj_t *vol_icon = ui_label(s_scr, LV_SYMBOL_VOLUME_MAX, &lv_font_montserrat_14,
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UI_COL_ACCENT);
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lv_obj_set_pos(vol_icon, 10, 160);
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s_bar_vol = lv_bar_create(s_scr);
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lv_obj_set_pos(s_bar_vol, 32, 165);
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lv_obj_set_size(s_bar_vol, 228, 6);
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lv_bar_set_range(s_bar_vol, 0, 100);
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lv_bar_set_value(s_bar_vol, 60, LV_ANIM_OFF);
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lv_obj_set_style_bg_color(s_bar_vol, lv_color_hex(UI_COL_TRACK), LV_PART_MAIN);
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lv_obj_set_style_bg_opa(s_bar_vol, LV_OPA_COVER, LV_PART_MAIN);
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lv_obj_set_style_radius(s_bar_vol, 3, LV_PART_MAIN);
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lv_obj_set_style_bg_color(s_bar_vol, lv_color_hex(UI_COL_ACCENT2), LV_PART_INDICATOR);
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lv_obj_set_style_radius(s_bar_vol, 3, LV_PART_INDICATOR);
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s_lbl_vol = ui_label(s_scr, "60%", &lv_font_montserrat_12, UI_COL_SUB);
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lv_obj_align(s_lbl_vol, LV_ALIGN_TOP_RIGHT, -10, 158);
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/* ---------------- 底部按键提示 ---------------- */
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ui_key_bar_create(s_scr, &s_bar, s_symbols, s_captions, s_enabled);
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}
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/* ---------------- 显示 / 刷新 ---------------- */
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void ui_player_show(void)
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{
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ui_key_bar_set_highlight(&s_bar, -1);
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ui_player_tick();
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lv_scr_load(s_scr);
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}
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void ui_player_tick(void)
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{
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player_state_t state;
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char buffer[96];
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player_get_state(&state);
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/* ---- 标题栏：曲目序号 ---- */
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if (state.track_total > 0)
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{
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snprintf(buffer, sizeof(buffer), "%02d/%02d",
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(int)state.track_index + 1, (int)state.track_total);
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}
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else
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{
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snprintf(buffer, sizeof(buffer), "--/--");
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}
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ui_label_set_if_changed(s_lbl_index, buffer);
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/* ---- 曲名 / 格式 / 状态 ---- */
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ui_label_set_if_changed(s_lbl_name, state.track_name[0] ? state.track_name : "No media");
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if (state.tot_sec > 0)
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{
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/* 位数相同只显示一个；源位深被提升时显示 "24->32bit" */
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char bits_text[16];
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uint8_t i2s_bits = state.i2s_bits ? state.i2s_bits : state.bits;
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if (i2s_bits == state.bits)
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{
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snprintf(bits_text, sizeof(bits_text), "%ubit", (unsigned)state.bits);
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}
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else
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{
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snprintf(bits_text, sizeof(bits_text), "%u->%ubit",
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(unsigned)state.bits, (unsigned)i2s_bits);
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}
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snprintf(buffer, sizeof(buffer), "%s %uHz %s %s",
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state.codec[0] ? state.codec : "AUDIO",
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(unsigned)state.samplerate, bits_text,
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(state.channels == 1) ? "MONO" : "STEREO");
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}
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else
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{
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snprintf(buffer, sizeof(buffer), "%s / PCM",
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state.codec[0] ? state.codec : "AUDIO");
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}
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ui_label_set_if_changed(s_lbl_format, buffer);
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ui_label_set_if_changed(s_lbl_chip, status_text(state.status, state.message));
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uint32_t color = status_color(state.status);
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if (color != s_chip_color)
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{
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s_chip_color = color;
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lv_obj_set_style_text_color(s_lbl_chip, lv_color_hex(color), LV_PART_MAIN);
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}
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/* ---- 播放进度 ---- */
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uint32_t total = (state.tot_sec > 0) ? state.tot_sec : 1;
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uint32_t current = (state.cur_sec > state.tot_sec) ? state.tot_sec : state.cur_sec;
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lv_bar_set_value(s_bar_prog, (int32_t)((uint64_t)current * 100 / total), LV_ANIM_OFF);
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ui_format_time(current, buffer, sizeof(buffer));
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ui_label_set_if_changed(s_lbl_cur, buffer);
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if (state.tot_sec > 0)
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{
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ui_format_time(state.tot_sec, buffer, sizeof(buffer));
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}
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else
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{
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snprintf(buffer, sizeof(buffer), "--:--");
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}
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ui_label_set_if_changed(s_lbl_tot, buffer);
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/* ---- 音量 ---- */
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lv_bar_set_value(s_bar_vol, (int32_t)state.volume, LV_ANIM_OFF);
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snprintf(buffer, sizeof(buffer), "%u%%", (unsigned)state.volume);
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ui_label_set_if_changed(s_lbl_vol, buffer);
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/* ---- 播放键图标提示“按下后会发生什么” ---- */
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ui_key_bar_set_icon(&s_bar, APP_KEY_1,
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(state.status == PLAYER_STATUS_PLAYING) ? LV_SYMBOL_PAUSE
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: LV_SYMBOL_PLAY);
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/* ---- 按键高亮 ---- */
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ui_key_bar_set_highlight(&s_bar, ui_flash_active(&s_flash));
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}
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/* ---------------- 按键 ---------------- */
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void ui_player_flash(int key)
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{
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ui_flash_trigger(&s_flash, key);
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}
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void ui_player_handle_key(uint8_t key)
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{
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ui_flash_trigger(&s_flash, key);
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switch (key)
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{
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case APP_KEY_1:
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player_request(PLAYER_REQ_PLAY_PAUSE);
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break;
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case APP_KEY_2:
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player_request(PLAYER_REQ_NEXT);
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break;
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case APP_KEY_3:
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player_request(PLAYER_REQ_VOLUME);
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break;
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default:
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break;
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}
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}
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