#include "LVGL_Music.h"
/*********************
* DEFINES
*********************/
#define INTRO_TIME 2000
#define BAR_COLOR1 lv_color_hex(0xe9dbfc)
#define BAR_COLOR2 lv_color_hex(0x6f8af6)
#define BAR_COLOR3 lv_color_hex(0xffffff)
#if LV_DEMO_MUSIC_LARGE
#define BAR_COLOR1_STOP 160
#define BAR_COLOR2_STOP 200
#else
#define BAR_COLOR1_STOP 80
#define BAR_COLOR2_STOP 100
#endif
#define BAR_COLOR3_STOP (2 * LV_HOR_RES / 3)
#define BAR_CNT 20
#define DEG_STEP (180/BAR_CNT)
#define BAND_CNT 4
#define BAR_PER_BAND_CNT (BAR_CNT / BAND_CNT)
/**********************
* STATIC VARIABLES
**********************/
lv_style_t music_style;
lv_style_t parts_style;
lv_obj_t * panel1;
lv_obj_t * panel2;
static lv_obj_t * main_cont;
static lv_obj_t * spectrum_obj;
static lv_obj_t * title_label;
static lv_obj_t * time_obj;
static lv_obj_t * album_img_obj;
static lv_obj_t * slider_obj;
static uint32_t spectrum_i = 0;
static uint32_t spectrum_i_pause = 0;
static uint32_t bar_ofs = 0;
static uint32_t bar_rot = 0;
static uint32_t time_act;
static lv_timer_t * sec_counter_timer;
static lv_timer_t * spectrum_timer;
static const lv_font_t * font_small;
static const lv_font_t * font_large;
static bool Playing_Flag;
static uint32_t track_id;
static bool start_anim;
static lv_coord_t start_anim_values[40];
static lv_obj_t * play_obj;
static const uint16_t (* spectrum)[4];
static uint32_t spectrum_len;
static const uint16_t rnd_array[30] = {994, 285, 553, 11, 792, 707, 966, 641, 852, 827, 44, 352, 146, 581, 490, 80, 729, 58, 695, 940, 724, 561, 124, 653, 27, 292, 557, 506, 382, 199};
char SD_Name[100][100] ;
char File_Name[100][100] ;
char Audio_Name[100] ;
uint16_t ACTIVE_TRACK_CNT;
uint32_t Audio_duration;
uint32_t Audio_duration_A;
uint32_t Audio_Elapsed;
uint16_t Audio_energy;
static lv_obj_t * list;
static lv_style_t style_btn_round;
static lv_style_t style_btn_pr;
static lv_style_t style_btn_play;
static lv_style_t style_btn_stop;
static lv_style_t style_title;
static bool first_Flag = false;
LV_IMG_DECLARE(img_lv_demo_music_btn_list_play);
LV_IMG_DECLARE(img_lv_demo_music_btn_list_pause);
/*
* Callback adapter function to convert parameter types to avoid compile-time
* warning.
*/
void _img_set_zoom_anim_cb(void * obj, int32_t zoom)
{
lv_img_set_zoom((lv_obj_t *)obj, (uint16_t)zoom);
}
/*
* Callback adapter function to convert parameter types to avoid compile-time
* warning.
*/
void _obj_set_x_anim_cb(void * obj, int32_t x)
{
lv_obj_set_x((lv_obj_t *)obj, (lv_coord_t)x);
}
lv_obj_t * _lv_demo_music_main_create(lv_obj_t * parent)
{
LVGL_Search_Music();
if(ACTIVE_TRACK_CNT) {
lv_style_init(&music_style);
lv_style_set_text_font(&music_style, font_large);
font_small = &lv_font_montserrat_12;
font_large = &lv_font_montserrat_16;
// 1
panel1 = lv_obj_create(parent);
lv_obj_set_height(panel1, LV_SIZE_CONTENT);
lv_obj_t * cont = create_cont(panel1);
create_wave_images(cont);
spectrum_obj = create_spectrum_obj(panel1);
lv_obj_add_style(spectrum_obj, &music_style, 0);
lv_obj_t * title_box = create_title_box(panel1);
lv_obj_add_style(title_box, &music_style, 0);
lv_obj_t * ctrl_box = create_ctrl_box(panel1);
lv_obj_add_style(ctrl_box, &music_style, 0);
static lv_coord_t grid_main_col_dsc[] = {LV_GRID_FR(1), LV_GRID_TEMPLATE_LAST};
static lv_coord_t grid_main_row_dsc[] = {LV_GRID_CONTENT, LV_GRID_CONTENT, LV_GRID_CONTENT, LV_GRID_TEMPLATE_LAST};
lv_obj_set_grid_dsc_array(parent, grid_main_col_dsc, grid_main_row_dsc);
/*Create the top panel*/
static lv_coord_t grid_1_col_dsc[] = {LV_GRID_CONTENT, LV_GRID_FR(1), LV_GRID_TEMPLATE_LAST};
static lv_coord_t grid_1_row_dsc[] = {
LV_GRID_CONTENT, /*title_box*/
LV_GRID_CONTENT, /*cont*/
170, /*spectrum_obj*/
LV_GRID_CONTENT, /*ctrl_box*/
LV_GRID_CONTENT, /*handle_box*/
LV_GRID_CONTENT, /*Button2*/
LV_GRID_TEMPLATE_LAST
};
lv_obj_set_grid_cell(panel1, LV_GRID_ALIGN_STRETCH, 0, 1, LV_GRID_ALIGN_START, 0, 1);
lv_obj_set_grid_dsc_array(panel1, grid_1_col_dsc, grid_1_row_dsc);
lv_obj_set_grid_cell(title_box , LV_GRID_ALIGN_STRETCH, 0, 2, LV_GRID_ALIGN_CENTER, 0, 1);
lv_obj_set_grid_cell(cont , LV_GRID_ALIGN_STRETCH, 1, 1, LV_GRID_ALIGN_CENTER, 1, 1);
lv_obj_set_grid_cell(spectrum_obj , LV_GRID_ALIGN_STRETCH, 0, 2, LV_GRID_ALIGN_CENTER, 2, 1);
lv_obj_set_grid_cell(ctrl_box , LV_GRID_ALIGN_STRETCH, 0, 2, LV_GRID_ALIGN_CENTER, 3, 1);
// 2
panel2 = lv_obj_create(parent);
lv_obj_set_height(panel2, LV_SIZE_CONTENT);
lv_obj_t * list_box = create_List_box(panel2);
lv_obj_set_size(list_box, LV_SIZE_CONTENT, LV_SIZE_CONTENT);
// lv_obj_add_style(list_box, &music_style, 0);
static lv_coord_t grid_2_col_dsc[] = {LV_GRID_FR(1),LV_GRID_FR(1), LV_GRID_TEMPLATE_LAST};
static lv_coord_t grid_2_row_dsc[] = {
LV_GRID_CONTENT, /*list_box*/
LV_GRID_TEMPLATE_LAST
};
lv_obj_set_grid_cell(panel2, LV_GRID_ALIGN_STRETCH, 0, 1, LV_GRID_ALIGN_START, 1, 1);
lv_obj_set_grid_dsc_array(panel2, grid_2_col_dsc, grid_2_row_dsc);
lv_obj_set_grid_cell(list_box , LV_GRID_ALIGN_STRETCH, 0, 2, LV_GRID_ALIGN_CENTER, 0, 1);
sec_counter_timer = lv_timer_create(timer_cb, 1000, NULL);
lv_timer_pause(sec_counter_timer);
spectrum_timer = lv_timer_create(spectrum_timer_cb, 100, NULL);
lv_timer_pause(spectrum_timer);
lv_obj_fade_in(title_box, 500, INTRO_TIME - 1000);
lv_obj_fade_in(ctrl_box, 500, INTRO_TIME - 1000);
lv_obj_fade_in(album_img_obj, 300, INTRO_TIME - 1000);
lv_obj_fade_in(spectrum_obj, 0, INTRO_TIME - 1000);
}
else{
lv_obj_t *label = lv_label_create(parent);
lv_label_set_text(label, "No MP3 file found in SD card!");
// lv_obj_set_size(label, LV_PCT(100), LV_PCT(100));
lv_obj_set_size(label, LV_SIZE_CONTENT, LV_SIZE_CONTENT);
lv_obj_align(label, LV_ALIGN_CENTER, 0, 0);
lv_obj_set_style_text_align(label, LV_TEXT_ALIGN_CENTER, 0);
}
return main_cont;
}
/************************************************************************************************************************************
* create_title_box
************************************************************************************************************************************/
lv_obj_t * create_title_box(lv_obj_t * parent)
{
/*Create the titles*/
lv_obj_t * cont = lv_obj_create(parent);
lv_obj_remove_style_all(cont);
lv_obj_set_height(cont, LV_SIZE_CONTENT);
lv_obj_set_flex_flow(cont, LV_FLEX_FLOW_COLUMN);
lv_obj_set_flex_align(cont, LV_FLEX_ALIGN_START, LV_FLEX_ALIGN_CENTER, LV_FLEX_ALIGN_CENTER);
title_label = lv_label_create(cont);
lv_obj_set_style_text_font(title_label, font_large, 0);
lv_obj_set_style_text_color(title_label, lv_color_hex(0x504d6d), 0);
lv_label_set_text(title_label, Audio_Name);
lv_obj_set_height(title_label, lv_font_get_line_height(font_large) );
return cont;
}
/************************************************************************************************************************************
* create_title_box END * create_title_box END * create_title_box END * create_title_box END
************************************************************************************************************************************/
/************************************************************************************************************************************
* create_cont * create_cont * create_cont * create_cont
************************************************************************************************************************************/
lv_obj_t * create_cont(lv_obj_t * parent)
{
/* */
/*A transparent container in which the player section will be scrolled*/
main_cont = lv_obj_create(parent);
lv_obj_clear_flag(main_cont, LV_OBJ_FLAG_CLICKABLE);
lv_obj_clear_flag(main_cont, LV_OBJ_FLAG_SCROLL_ELASTIC);
lv_obj_remove_style_all(main_cont); /*Make it transparent*/
lv_obj_set_size(main_cont, lv_pct(100), lv_pct(100));
lv_obj_set_scroll_snap_y(main_cont, LV_SCROLL_SNAP_CENTER); /*Snap the children to the center*/
/*Create a container for the player*/
lv_obj_t * player = lv_obj_create(main_cont);
lv_obj_set_y(player, - LV_DEMO_MUSIC_HANDLE_SIZE);
lv_obj_set_size(player, LV_HOR_RES, 2 * LV_VER_RES + LV_DEMO_MUSIC_HANDLE_SIZE * 2);
lv_obj_set_style_bg_color(player, lv_color_hex(0xffffff), 0);
lv_obj_set_style_border_width(player, 0, 0);
lv_obj_set_style_pad_all(player, 0, 0);
lv_obj_set_scroll_dir(player, LV_DIR_VER);
/* Transparent placeholders below the player container
* It is used only to snap it to center.*/
lv_obj_t * placeholder1 = lv_obj_create(main_cont);
lv_obj_remove_style_all(placeholder1);
lv_obj_clear_flag(placeholder1, LV_OBJ_FLAG_CLICKABLE);
lv_obj_t * placeholder2 = lv_obj_create(main_cont);
lv_obj_remove_style_all(placeholder2);
lv_obj_clear_flag(placeholder2, LV_OBJ_FLAG_CLICKABLE);
lv_obj_t * placeholder3 = lv_obj_create(main_cont);
lv_obj_remove_style_all(placeholder3);
lv_obj_clear_flag(placeholder3, LV_OBJ_FLAG_CLICKABLE);
lv_obj_set_size(placeholder1, lv_pct(100), LV_VER_RES);
lv_obj_set_y(placeholder1, 0);
lv_obj_set_size(placeholder2, lv_pct(100), LV_VER_RES);
lv_obj_set_y(placeholder2, LV_VER_RES);
lv_obj_set_size(placeholder3, lv_pct(100), LV_VER_RES - 2 * LV_DEMO_MUSIC_HANDLE_SIZE);
lv_obj_set_y(placeholder3, 2 * LV_VER_RES + LV_DEMO_MUSIC_HANDLE_SIZE);
lv_obj_update_layout(main_cont);
return player;
}
void create_wave_images(lv_obj_t * parent)
{
LV_IMG_DECLARE(img_lv_demo_music_wave_top);
LV_IMG_DECLARE(img_lv_demo_music_wave_bottom);
lv_obj_t * wave_top = lv_img_create(parent);
lv_img_set_src(wave_top, &img_lv_demo_music_wave_top);
lv_obj_set_width(wave_top, LV_HOR_RES);
lv_obj_align(wave_top, LV_ALIGN_TOP_MID, 0, 0);
lv_obj_add_flag(wave_top, LV_OBJ_FLAG_IGNORE_LAYOUT);
lv_obj_t * wave_bottom = lv_img_create(parent);
lv_img_set_src(wave_bottom, &img_lv_demo_music_wave_bottom);
lv_obj_set_width(wave_bottom, LV_HOR_RES);
lv_obj_align(wave_bottom, LV_ALIGN_BOTTOM_MID, 0, 0);
lv_obj_add_flag(wave_bottom, LV_OBJ_FLAG_IGNORE_LAYOUT);
LV_IMG_DECLARE(img_lv_demo_music_corner_left);
LV_IMG_DECLARE(img_lv_demo_music_corner_right);
lv_obj_t * wave_corner = lv_img_create(parent);
lv_img_set_src(wave_corner, &img_lv_demo_music_corner_left);
lv_obj_align(wave_corner, LV_ALIGN_BOTTOM_LEFT, -LV_HOR_RES / 6, 0);
lv_obj_add_flag(wave_corner, LV_OBJ_FLAG_IGNORE_LAYOUT);
wave_corner = lv_img_create(parent);
lv_img_set_src(wave_corner, &img_lv_demo_music_corner_right);
lv_obj_align(wave_corner, LV_ALIGN_BOTTOM_RIGHT, LV_HOR_RES / 6, 0);
lv_obj_add_flag(wave_corner, LV_OBJ_FLAG_IGNORE_LAYOUT);
}
/************************************************************************************************************************************
* create_cont END * create_cont END * create_cont END * create_cont END
************************************************************************************************************************************/
/************************************************************************************************************************************
* spectrum * spectrum * spectrum * spectrum
************************************************************************************************************************************/
lv_obj_t * create_spectrum_obj(lv_obj_t * parent)
{
/*Create the spectrum visualizer*/
lv_obj_t * obj = lv_obj_create(parent);
lv_obj_remove_style_all(obj);
lv_obj_set_height(obj, 250);
lv_obj_clear_flag(obj, LV_OBJ_FLAG_CLICKABLE | LV_OBJ_FLAG_SCROLLABLE);
lv_obj_add_event_cb(obj, spectrum_draw_event_cb, LV_EVENT_ALL, NULL);
lv_obj_refresh_ext_draw_size(obj);
album_img_obj = album_img_create(obj);
return obj;
}
int32_t get_cos(int32_t deg, int32_t a)
{
int32_t r = (lv_trigo_cos(deg) * a);
r += LV_TRIGO_SIN_MAX / 2;
return r >> LV_TRIGO_SHIFT;
}
int32_t get_sin(int32_t deg, int32_t a)
{
int32_t r = lv_trigo_sin(deg) * a;
r += LV_TRIGO_SIN_MAX / 2;
return r >> LV_TRIGO_SHIFT;
}
void spectrum_draw_event_cb(lv_event_t * e)
{
lv_event_code_t code = lv_event_get_code(e);
if(code == LV_EVENT_REFR_EXT_DRAW_SIZE)
lv_event_set_ext_draw_size(e, LV_VER_RES);
else if(code == LV_EVENT_COVER_CHECK)
lv_event_set_cover_res(e, LV_COVER_RES_NOT_COVER);
else if(code == LV_EVENT_DRAW_POST) {
lv_obj_t * obj = lv_event_get_target(e);
lv_draw_ctx_t * draw_ctx = lv_event_get_draw_ctx(e);
lv_opa_t opa = lv_obj_get_style_opa_recursive(obj, LV_PART_MAIN);
if(opa < LV_OPA_MIN) return;
lv_point_t poly[4];
lv_point_t center;
center.x = obj->coords.x1 + lv_obj_get_width(obj) / 2;
center.y = obj->coords.y1 + lv_obj_get_height(obj) / 2;
lv_draw_rect_dsc_t draw_dsc;
lv_draw_rect_dsc_init(&draw_dsc);
draw_dsc.bg_opa = LV_OPA_COVER;
uint16_t r[64];
uint32_t i;
lv_coord_t min_a = 5;
lv_coord_t r_in = 77;
r_in = (r_in * lv_img_get_zoom(album_img_obj)) >> 8;
for(i = 0; i < BAR_CNT; i++) r[i] = r_in + min_a;
uint32_t s;
for(s = 0; s < 4; s++) {
uint32_t f;
uint32_t band_w = 0; /*Real number of bars in this band.*/
switch(s) {
case 0:
band_w = 20;
break;
case 1:
band_w = 8;
break;
case 2:
band_w = 4;
break;
case 3:
band_w = 2;
break;
}
uint32_t Audio_spectrum = Audio_energy/1300;
uint32_t random_number =(uint32_t) (rand() % (Audio_spectrum + 1));
/* Add "side bars" with cosine characteristic.*/
for(f = 0; f < band_w; f++) {
uint32_t ampl_main = random_number ;
int32_t ampl_mod = get_cos(f * 360 / band_w + 180, 180) + 180;
int32_t t = BAR_PER_BAND_CNT * s - band_w / 2 + f;
if(t < 0) t = BAR_CNT + t;
if(t >= BAR_CNT) t = t - BAR_CNT;
r[t] += (ampl_main * ampl_mod) >> 9;
}
}
uint32_t amax = 20;
int32_t animv = Audio_energy/2000;;
if(animv > amax) animv = amax;
for(i = 0; i < BAR_CNT; i++) {
uint32_t deg_space = 1;
uint32_t deg = i * DEG_STEP + 90;
uint32_t j = (i + bar_rot + rnd_array[bar_ofs % 10]) % BAR_CNT;
uint32_t k = (i + bar_rot + rnd_array[(bar_ofs + 1) % 10]) % BAR_CNT;
uint32_t v = (r[k] * animv + r[j] * (amax - animv)) / amax;
if(v < BAR_COLOR1_STOP) draw_dsc.bg_color = BAR_COLOR1;
else if(v > BAR_COLOR3_STOP) draw_dsc.bg_color = BAR_COLOR3;
else if(v > BAR_COLOR2_STOP) draw_dsc.bg_color = lv_color_mix(BAR_COLOR3, BAR_COLOR2,
((v - BAR_COLOR2_STOP) * 255) / (BAR_COLOR3_STOP - BAR_COLOR2_STOP));
else draw_dsc.bg_color = lv_color_mix(BAR_COLOR2, BAR_COLOR1,
((v - BAR_COLOR1_STOP) * 255) / (BAR_COLOR2_STOP - BAR_COLOR1_STOP));
uint32_t di = deg + deg_space;
int32_t x1_out = get_cos(di, v);
poly[0].x = center.x + x1_out;
poly[0].y = center.y + get_sin(di, v);
int32_t x1_in = get_cos(di, r_in);
poly[1].x = center.x + x1_in;
poly[1].y = center.y + get_sin(di, r_in);
di += DEG_STEP - deg_space * 2;
int32_t x2_in = get_cos(di, r_in);
poly[2].x = center.x + x2_in;
poly[2].y = center.y + get_sin(di, r_in);
int32_t x2_out = get_cos(di, v);
poly[3].x = center.x + x2_out;
poly[3].y = center.y + get_sin(di, v);
lv_draw_polygon(draw_ctx, &draw_dsc, poly, 4);
poly[0].x = center.x - x1_out;
poly[1].x = center.x - x1_in;
poly[2].x = center.x - x2_in;
poly[3].x = center.x - x2_out;
lv_draw_polygon(draw_ctx, &draw_dsc, poly, 4);
}
}
}
lv_obj_t * album_img_create(lv_obj_t * parent)
{
LV_IMG_DECLARE(img_lv_demo_music_cover_1);
LV_IMG_DECLARE(img_lv_demo_music_cover_2);
LV_IMG_DECLARE(img_lv_demo_music_cover_3);
lv_obj_t * img;
img = lv_img_create(parent);
switch(track_id % 3) {
case 2:
lv_img_set_src(img, &img_lv_demo_music_cover_3);
break;
case 1:
lv_img_set_src(img, &img_lv_demo_music_cover_2);
break;
case 0:
lv_img_set_src(img, &img_lv_demo_music_cover_1);
break;
}
spectrum = spectrum_3;
spectrum_len = sizeof(spectrum_3) / sizeof(spectrum_3[0]);
lv_img_set_antialias(img, false);
lv_obj_align(img, LV_ALIGN_CENTER, 0, 0);
lv_obj_add_event_cb(img, album_gesture_event_cb, LV_EVENT_GESTURE, NULL);
lv_obj_clear_flag(img, LV_OBJ_FLAG_GESTURE_BUBBLE);
lv_obj_add_flag(img, LV_OBJ_FLAG_CLICKABLE);
return img;
}
void spectrum_anim_cb(void * a, int32_t v)
{
lv_obj_t * obj = (lv_obj_t *)a;
lv_obj_invalidate(obj);
static uint16_t Audio_energy_old=0;
LVGL_Music_Energy();
if(Audio_energy_old > Audio_energy + 10000 || Audio_energy > Audio_energy_old + 10000)
lv_img_set_zoom(album_img_obj, LV_IMG_ZOOM_NONE + (Audio_energy/2000));
Audio_energy_old = Audio_energy;
}
void spectrum_end_cb(lv_anim_t * a)
{
LV_UNUSED(a);
_lv_demo_music_album_next(true);
}
void album_gesture_event_cb(lv_event_t * e)
{
lv_dir_t dir = lv_indev_get_gesture_dir(lv_indev_get_act());
if(dir == LV_DIR_LEFT) _lv_demo_music_album_next(true);
if(dir == LV_DIR_RIGHT) _lv_demo_music_album_next(false);
}
void spectrum_timer_cb(lv_timer_t * t){
LV_UNUSED(t);
lv_obj_invalidate(panel1);
}
/************************************************************************************************************************************
* spectrum END * spectrum END * spectrum END * spectrum END
************************************************************************************************************************************/
/************************************************************************************************************************************
* create_ctrl_box * create_ctrl_box * create_ctrl_box * create_ctrl_box
************************************************************************************************************************************/
lv_obj_t * create_ctrl_box(lv_obj_t * parent)
{
lv_obj_t * cont = lv_obj_create(parent);
lv_obj_remove_style_all(cont);
lv_obj_set_height(cont, LV_SIZE_CONTENT);
lv_obj_set_style_pad_bottom(cont, 8, 0);
static const lv_coord_t grid_col[] = { LV_GRID_FR(10), LV_GRID_FR(40), LV_GRID_FR(40), LV_GRID_FR(50), LV_GRID_FR(40), LV_GRID_FR(40), LV_GRID_FR(1), LV_GRID_TEMPLATE_LAST};
static const lv_coord_t grid_row[] = {LV_GRID_CONTENT, LV_GRID_CONTENT, LV_GRID_TEMPLATE_LAST};
lv_obj_set_grid_dsc_array(cont, grid_col, grid_row);
LV_IMG_DECLARE(img_lv_demo_music_btn_loop);
LV_IMG_DECLARE(img_lv_demo_music_btn_rnd);
LV_IMG_DECLARE(img_lv_demo_music_btn_next);
LV_IMG_DECLARE(img_lv_demo_music_btn_prev);
LV_IMG_DECLARE(img_lv_demo_music_btn_play);
LV_IMG_DECLARE(img_lv_demo_music_btn_pause);
lv_obj_t * icon1;
lv_obj_t * icon2;
lv_obj_t * icon3;
lv_obj_t * icon4;
icon1 = lv_img_create(cont);
lv_img_set_src(icon1, &img_lv_demo_music_btn_rnd);
lv_obj_set_grid_cell(icon1, LV_GRID_ALIGN_CENTER, 1, 1, LV_GRID_ALIGN_CENTER, 0, 1);
icon2 = lv_obj_create(cont);
lv_obj_set_size(icon2, 20, 20);
lv_obj_set_grid_cell(icon2, LV_GRID_ALIGN_CENTER, 5, 1, LV_GRID_ALIGN_CENTER, 0, 1);
lv_obj_set_style_bg_opa(icon2, LV_OPA_COVER, 0);
lv_obj_set_style_border_width(icon2, 0, 0);
lv_obj_set_style_radius(icon2, LV_RADIUS_CIRCLE, 0);
lv_obj_clear_flag(icon2, LV_OBJ_FLAG_SCROLLABLE);
lv_obj_t * icon2_volume = lv_label_create(icon2);
lv_label_set_text(icon2_volume, LV_SYMBOL_VOLUME_MAX);
lv_obj_set_style_text_font(icon2_volume, &lv_font_montserrat_14, 0);
lv_obj_align(icon2_volume, LV_ALIGN_CENTER, 0, 0);
lv_obj_t *circle_button = lv_obj_create(icon2);
lv_obj_set_style_bg_opa(circle_button, LV_OPA_TRANSP, 0);
lv_obj_set_style_border_width(circle_button, 0, 0);
lv_obj_set_style_radius(circle_button, LV_RADIUS_CIRCLE, 0);
lv_obj_align(circle_button, LV_ALIGN_CENTER, 0, 0);
lv_obj_add_event_cb(circle_button, volume_event_cb, LV_EVENT_CLICKED, NULL);
lv_obj_add_flag(circle_button, LV_OBJ_FLAG_CLICKABLE);
icon3 = lv_img_create(cont);
lv_img_set_src(icon3, &img_lv_demo_music_btn_prev);
lv_obj_set_grid_cell(icon3, LV_GRID_ALIGN_CENTER, 2, 1, LV_GRID_ALIGN_CENTER, 0, 1);
lv_obj_add_event_cb(icon3, prev_click_event_cb, LV_EVENT_CLICKED, NULL);
lv_obj_add_flag(icon3, LV_OBJ_FLAG_CLICKABLE);
play_obj = lv_imgbtn_create(cont);
lv_imgbtn_set_src(play_obj, LV_IMGBTN_STATE_RELEASED, NULL, &img_lv_demo_music_btn_play, NULL);
lv_imgbtn_set_src(play_obj, LV_IMGBTN_STATE_CHECKED_RELEASED, NULL, &img_lv_demo_music_btn_pause, NULL);
lv_obj_add_flag(play_obj, LV_OBJ_FLAG_CHECKABLE);
lv_obj_set_grid_cell(play_obj, LV_GRID_ALIGN_CENTER, 3, 1, LV_GRID_ALIGN_CENTER, 0, 1);
lv_obj_add_event_cb(play_obj, play_event_click_cb, LV_EVENT_CLICKED, NULL);
lv_obj_add_flag(play_obj, LV_OBJ_FLAG_CLICKABLE);
lv_obj_set_width(play_obj, img_lv_demo_music_btn_play.header.w);
icon4 = lv_img_create(cont);
lv_img_set_src(icon4, &img_lv_demo_music_btn_next);
lv_obj_set_grid_cell(icon4, LV_GRID_ALIGN_CENTER, 4, 1, LV_GRID_ALIGN_CENTER, 0, 1);
lv_obj_add_event_cb(icon4, next_click_event_cb, LV_EVENT_CLICKED, NULL);
lv_obj_add_flag(icon4, LV_OBJ_FLAG_CLICKABLE);
LV_IMG_DECLARE(img_lv_demo_music_slider_knob);
slider_obj = lv_slider_create(cont);
lv_obj_set_style_anim_time(slider_obj, 100, 0);
lv_obj_add_flag(slider_obj, LV_OBJ_FLAG_CLICKABLE);
lv_obj_set_width(slider_obj, 200);
lv_obj_set_height(slider_obj, 3);
lv_obj_set_grid_cell(slider_obj, LV_GRID_ALIGN_STRETCH, 1, 4, LV_GRID_ALIGN_CENTER, 1, 1);
lv_obj_set_style_bg_img_src(slider_obj, &img_lv_demo_music_slider_knob, LV_PART_KNOB);
lv_obj_set_style_bg_opa(slider_obj, LV_OPA_TRANSP, LV_PART_KNOB);
lv_obj_set_style_pad_all(slider_obj, 20, LV_PART_KNOB);
lv_obj_set_style_bg_grad_dir(slider_obj, LV_GRAD_DIR_HOR, LV_PART_INDICATOR);
lv_obj_set_style_bg_color(slider_obj, lv_color_hex(0x569af8), LV_PART_INDICATOR);
lv_obj_set_style_bg_grad_color(slider_obj, lv_color_hex(0xa666f1), LV_PART_INDICATOR);
lv_obj_set_style_outline_width(slider_obj, 0, 0);
time_obj = lv_label_create(cont);
lv_obj_set_style_text_font(time_obj, font_small, 0);
lv_obj_set_style_text_color(time_obj, lv_color_hex(0x8a86b8), 0);
lv_label_set_text(time_obj, "0:00");
lv_obj_set_grid_cell(time_obj, LV_GRID_ALIGN_END, 6, 1, LV_GRID_ALIGN_CENTER, 1, 1);
return cont;
}
void track_load(uint32_t id)
{
if(first_Flag) {
if(id == track_id) return;
}
time_act = 0;
lv_slider_set_value(slider_obj, 0, LV_ANIM_OFF);
lv_label_set_text(time_obj, "0:00");
bool next = false;
if((track_id + 1) % ACTIVE_TRACK_CNT == id) next = true;
if(first_Flag || id != track_id) {
_lv_demo_music_list_btn_check(track_id, false);
track_id = id;
}
_lv_demo_music_list_btn_check(id, true);
first_Flag = true;
lv_label_set_text(title_label, Audio_Name);
lv_anim_t a;
lv_anim_init(&a);
lv_anim_set_var(&a, album_img_obj);
lv_anim_set_values(&a, lv_obj_get_style_img_opa(album_img_obj, 0), LV_OPA_TRANSP);
lv_anim_set_exec_cb(&a, album_fade_anim_cb);
lv_anim_set_time(&a, 500);
lv_anim_start(&a);
lv_anim_init(&a);
lv_anim_set_var(&a, album_img_obj);
lv_anim_set_time(&a, 500);
lv_anim_set_path_cb(&a, lv_anim_path_ease_out);
if(next) {
lv_anim_set_values(&a, 0, - LV_HOR_RES / 2);
}
else {
lv_anim_set_values(&a, 0, LV_HOR_RES / 2);
}
lv_anim_set_exec_cb(&a, _obj_set_x_anim_cb);
lv_anim_set_ready_cb(&a, lv_obj_del_anim_ready_cb);
lv_anim_start(&a);
lv_anim_set_path_cb(&a, lv_anim_path_linear);
lv_anim_set_var(&a, album_img_obj);
lv_anim_set_time(&a, 500);
lv_anim_set_values(&a, LV_IMG_ZOOM_NONE, LV_IMG_ZOOM_NONE / 2);
lv_anim_set_exec_cb(&a, _img_set_zoom_anim_cb);
lv_anim_set_ready_cb(&a, NULL);
lv_anim_start(&a);
album_img_obj = album_img_create(spectrum_obj);
lv_anim_set_path_cb(&a, lv_anim_path_overshoot);
lv_anim_set_var(&a, album_img_obj);
lv_anim_set_time(&a, 500);
lv_anim_set_delay(&a, 100);
lv_anim_set_values(&a, LV_IMG_ZOOM_NONE / 4, LV_IMG_ZOOM_NONE);
lv_anim_set_exec_cb(&a, _img_set_zoom_anim_cb);
lv_anim_set_ready_cb(&a, NULL);
lv_anim_start(&a);
lv_anim_init(&a);
lv_anim_set_var(&a, album_img_obj);
lv_anim_set_values(&a, 0, LV_OPA_COVER);
lv_anim_set_exec_cb(&a, album_fade_anim_cb);
lv_anim_set_time(&a, 500);
lv_anim_set_delay(&a, 100);
lv_anim_start(&a);
}
void play_event_click_cb(lv_event_t * e)
{
lv_obj_t * obj = lv_event_get_target(e);
if(lv_obj_has_state(obj, LV_STATE_CHECKED)) {
_lv_demo_music_resume();
}
else {
_lv_demo_music_pause();
}
}
void prev_click_event_cb(lv_event_t * e)
{
lv_event_code_t code = lv_event_get_code(e);
if(code == LV_EVENT_CLICKED) {
_lv_demo_music_album_next(false);
}
}
void next_click_event_cb(lv_event_t * e)
{
lv_event_code_t code = lv_event_get_code(e);
if(code == LV_EVENT_CLICKED) {
_lv_demo_music_album_next(true);
}
}
static lv_obj_t * panel;
static lv_obj_t * slider;
static lv_obj_t * slider_volume;
void volume_adjustment_event_cb(lv_event_t * e) {
uint8_t Volume = lv_slider_get_value(lv_event_get_target(e));
if (Volume >= 0 && Volume <= Volume_MAX) {
lv_slider_set_value(slider, Volume, LV_ANIM_ON);
LVGL_volume_adjustment(Volume);
// printf("Volume:%d\r\n",Volume) ;
}
else
printf("Volume out of range: %d\n", Volume);
}
void background_event_cb(lv_event_t * e) {
lv_event_code_t code = lv_event_get_code(e);
if (code == LV_EVENT_CLICKED) {
if (lv_event_get_target(e) == panel && lv_event_get_target(e) != slider_volume) {
lv_obj_add_flag(panel, LV_OBJ_FLAG_HIDDEN);
}
}
}
void volume_event_cb(lv_event_t * e) {
printf("Clicked on volume icon\r\n");
lv_event_code_t code = lv_event_get_code(e);
if(code == LV_EVENT_CLICKED) {
if (!slider) {
panel = lv_obj_create(lv_scr_act());
lv_obj_set_size(panel, lv_obj_get_width(lv_scr_act()), lv_obj_get_height(lv_scr_act()));
lv_obj_set_pos(panel, 0, 0);
lv_obj_set_style_border_width(panel, 0, 0);
lv_obj_clear_flag(panel, LV_OBJ_FLAG_SCROLLABLE);
lv_obj_set_style_bg_opa(panel, LV_OPA_TRANSP, LV_PART_MAIN);
slider = lv_slider_create(panel);
lv_obj_add_flag(slider, LV_OBJ_FLAG_CLICKABLE);
lv_obj_set_size(slider, 20, 170);
lv_obj_set_style_bg_opa(slider, LV_OPA_TRANSP, LV_PART_KNOB);
lv_obj_set_style_pad_all(slider, 20, LV_PART_KNOB);
lv_obj_set_style_bg_color(slider, lv_color_hex(0xADD8F6), LV_PART_INDICATOR);
lv_obj_set_style_outline_width(slider, 0, 0);
lv_slider_set_range(slider, 0, Volume_MAX);
lv_slider_set_value(slider, Volume, LV_ANIM_ON);
lv_obj_align_to(slider, panel, LV_ALIGN_RIGHT_MID, 0, 0);
slider_volume = lv_slider_create(panel);
lv_obj_add_flag(slider_volume, LV_OBJ_FLAG_CLICKABLE);
lv_obj_set_size(slider_volume, 50, 170);
lv_obj_set_style_bg_opa(slider_volume, LV_OPA_TRANSP, LV_PART_KNOB);
lv_obj_set_style_pad_all(slider_volume, 50, LV_PART_KNOB);
lv_obj_set_style_bg_color(slider_volume, lv_color_hex(0xFFFFFF), LV_PART_INDICATOR);
lv_obj_set_style_outline_width(slider_volume, 0, 0);
lv_slider_set_range(slider_volume, 0, Volume_MAX);
lv_slider_set_value(slider_volume, Volume, LV_ANIM_ON);
lv_obj_align_to(slider_volume, panel, LV_ALIGN_RIGHT_MID, 20, 0);
lv_obj_set_style_bg_opa(slider_volume, LV_OPA_TRANSP, LV_PART_MAIN);
lv_obj_set_style_bg_opa(slider_volume, LV_OPA_TRANSP, LV_PART_KNOB);
lv_obj_set_style_bg_opa(slider_volume, LV_OPA_TRANSP, LV_PART_INDICATOR);
lv_obj_add_event_cb(slider_volume, volume_adjustment_event_cb, LV_EVENT_VALUE_CHANGED, NULL);
lv_obj_add_event_cb(panel, background_event_cb, LV_EVENT_ALL, NULL);
}
lv_obj_clear_flag(panel, LV_OBJ_FLAG_HIDDEN);
}
}
void hide_slider(lv_event_t * e) {
lv_obj_t * obj = lv_event_get_target(e);
if (obj != slider) {
lv_obj_add_flag(slider, LV_OBJ_FLAG_HIDDEN);
}
}
void timer_cb(lv_timer_t * t)
{
LV_UNUSED(t);
if(Audio_duration == 0){
Audio_duration = Music_Duration();
if(Audio_duration != 0)
{
_lv_demo_music_resume();
}
}
else{
time_act++;
lv_label_set_text_fmt(time_obj, "%"LV_PRIu32":%02"LV_PRIu32, time_act / 60, time_act % 60);
lv_slider_set_value(slider_obj, time_act, LV_ANIM_ON);
if(time_act >= Audio_duration){
_lv_demo_music_album_next(true);
}
}
}
void album_fade_anim_cb(void * var, int32_t v)
{
lv_obj_set_style_img_opa((_lv_obj_t*)var, v, 0);
}
/************************************************************************************************************************************
* create_ctrl_box END * create_ctrl_box END * create_ctrl_box END * create_ctrl_box END
************************************************************************************************************************************/
/************************************************************************************************************************************
* create_ctrl_box * create_ctrl_box * create_ctrl_box * create_ctrl_box
************************************************************************************************************************************/
lv_obj_t * create_List_box(lv_obj_t * parent)
{
static const lv_coord_t grid_cols[] = {LV_GRID_CONTENT, LV_GRID_FR(1), LV_GRID_CONTENT, LV_GRID_TEMPLATE_LAST};
static const lv_coord_t grid_rows[] = {LV_GRID_CONTENT, LV_GRID_CONTENT, LV_GRID_CONTENT, LV_GRID_CONTENT, LV_GRID_TEMPLATE_LAST};
lv_style_init(&style_btn_stop);
lv_style_set_bg_opa(&style_btn_stop, LV_OPA_TRANSP);
lv_style_set_grid_column_dsc_array(&style_btn_stop, grid_cols);
lv_style_set_grid_row_dsc_array(&style_btn_stop, grid_rows);
lv_style_set_grid_row_align(&style_btn_stop, LV_GRID_ALIGN_CENTER);
lv_style_set_layout(&style_btn_stop, LV_LAYOUT_GRID);
lv_style_set_pad_right(&style_btn_stop, 20);
lv_style_init(&style_btn_round);
lv_style_set_radius(&style_btn_round, 10);
lv_style_init(&style_btn_pr);
lv_style_set_bg_opa(&style_btn_pr, LV_OPA_COVER);
lv_style_set_bg_color(&style_btn_pr, lv_color_hex(0xCDE8F3));
lv_style_init(&style_btn_play);
lv_style_set_bg_opa(&style_btn_play, LV_OPA_COVER);
lv_style_set_bg_color(&style_btn_play, lv_color_hex(0xAAD3E0));
lv_style_init(&style_title);
lv_style_set_text_font(&style_title, font_small);
lv_style_set_text_color(&style_title, lv_color_hex(0x101010));
list = lv_obj_create(parent);
lv_obj_remove_style_all(list);
lv_obj_set_size(list, LV_SIZE_CONTENT, LV_SIZE_CONTENT);
lv_obj_set_pos(list, 0, LV_DEMO_MUSIC_HANDLE_SIZE);
// lv_obj_set_y(list, LV_DEMO_MUSIC_HANDLE_SIZE);
lv_obj_add_style(list, &music_style, LV_PART_SCROLLBAR);
lv_obj_set_flex_flow(list, LV_FLEX_FLOW_COLUMN);
uint32_t List_id;
for(List_id = 0; List_id < ACTIVE_TRACK_CNT; List_id++) {
add_list_btn(list, List_id);
}
lv_obj_set_scroll_snap_y(list, LV_SCROLL_SNAP_CENTER);
_lv_demo_music_list_btn_check(0, true);
return list;
}
lv_obj_t * add_list_btn(lv_obj_t * parent, uint32_t List_id)
{
lv_obj_t * btn = lv_obj_create(parent);
lv_obj_remove_style_all(btn);
lv_obj_set_size(btn, lv_pct(100), 60);
lv_obj_add_style(btn, &style_btn_round, 0);
lv_obj_add_style(btn, &style_btn_stop, 0);
lv_obj_add_style(btn, &style_btn_play, LV_STATE_CHECKED);
lv_obj_add_style(btn, &style_btn_pr, LV_STATE_PRESSED);
lv_obj_add_event_cb(btn, btn_click_event_cb, LV_EVENT_CLICKED, NULL);
lv_obj_t * icon = lv_img_create(btn);
lv_img_set_src(icon, &img_lv_demo_music_btn_list_play);
lv_obj_set_grid_cell(icon, LV_GRID_ALIGN_START, 0, 1, LV_GRID_ALIGN_CENTER, 0, 2);
lv_obj_t * title_label = lv_label_create(btn);
lv_label_set_text(title_label, File_Name[List_id]);
lv_obj_set_grid_cell(title_label, LV_GRID_ALIGN_START, 1, 1, LV_GRID_ALIGN_CENTER, 0, 1);
lv_obj_add_style(title_label, &style_title, 0);
// LV_IMG_DECLARE(img_lv_demo_music_list_border);
// lv_obj_t * border = lv_img_create(btn);
// lv_img_set_src(border, &img_lv_demo_music_list_border);
// lv_obj_set_width(border, lv_pct(120));
// lv_obj_align(border, LV_ALIGN_BOTTOM_MID, 0, 0);
// lv_obj_add_flag(border, LV_OBJ_FLAG_IGNORE_LAYOUT);
return btn;
}
void _lv_demo_music_list_btn_check(uint32_t List_id, bool state)
{
lv_obj_t * btn = lv_obj_get_child(list, List_id);
lv_obj_t * icon = lv_obj_get_child(btn, 0);
if(state) {
lv_obj_add_state(btn, LV_STATE_CHECKED);
lv_img_set_src(icon, &img_lv_demo_music_btn_list_pause);
lv_obj_scroll_to_view(btn, LV_ANIM_ON);
}
else {
lv_obj_clear_state(btn, LV_STATE_CHECKED);
lv_img_set_src(icon, &img_lv_demo_music_btn_list_play);
}
// lv_obj_scroll_to_view(panel1, LV_ANIM_ON);
lv_obj_invalidate(panel1);
}
void btn_click_event_cb(lv_event_t * e)
{
lv_obj_t * btn = lv_event_get_target(e);
uint32_t idx = lv_obj_get_child_id(btn);
_lv_demo_music_play(idx);
}
/************************************************************************************************************************************
* create_ctrl_box END * create_ctrl_box END * create_ctrl_box END * create_ctrl_box END
************************************************************************************************************************************/
/************************************************************************************************************************************
* Music * Music * Music * Music
************************************************************************************************************************************/
void _lv_demo_music_main_close(void)
{
lv_timer_del(sec_counter_timer);
}
void _lv_demo_music_album_next(bool next)
{
uint32_t id = track_id;
if(next) {
id++;
if(id >= ACTIVE_TRACK_CNT) id = 0;
}
else {
if(id == 0) {
id = ACTIVE_TRACK_CNT - 1;
}
else {
id--;
}
}
_lv_demo_music_play(id);
}
void _lv_demo_music_play(uint32_t id)
{
if(Playing_Flag && id == track_id){
}
else{
if(id == track_id){
LVGL_Elapsed_Music();
LVGL_Resume_Music();
_lv_demo_music_resume();
}
else{
Audio_Elapsed = 0;
LVGL_Play_Music(id);
track_load(id);
_lv_demo_music_resume();
}
}
}
void _lv_demo_music_resume(void) {
Playing_Flag = true;
lv_anim_t a;
lv_anim_init(&a);
if(Audio_duration == 0)
Audio_duration_A = Audio_Elapsed + 100;
else
Audio_duration_A = Audio_duration;
lv_anim_set_values(&a, Audio_Elapsed * 1000, Audio_duration_A * 1000 - 1);
lv_anim_set_exec_cb(&a, spectrum_anim_cb);
lv_anim_set_var(&a, spectrum_obj);
lv_anim_set_time(&a, (Audio_duration_A - Audio_Elapsed) * 1000);
lv_anim_set_playback_time(&a, 0);
lv_anim_set_ready_cb(&a, spectrum_end_cb);
lv_anim_start(&a);
lv_timer_resume(sec_counter_timer);
lv_timer_resume(spectrum_timer);
lv_slider_set_range(slider_obj, 0, Audio_duration_A );
lv_obj_add_state(play_obj, LV_STATE_CHECKED);
LVGL_Resume_Music();
}
void _lv_demo_music_pause(void)
{
Playing_Flag = false;
lv_anim_del(spectrum_obj, spectrum_anim_cb);
lv_obj_invalidate(spectrum_obj);
lv_img_set_zoom(album_img_obj, LV_IMG_ZOOM_NONE);
lv_timer_pause(spectrum_timer);
lv_timer_pause(sec_counter_timer);
lv_obj_clear_state(play_obj, LV_STATE_CHECKED);
LVGL_Pause_Music();
}
/************************************************************************************************************************************
* Other * Other * Other * Other
************************************************************************************************************************************/
void remove_file_extension(char *file_name) {
char *last_dot = strrchr(file_name, '.');
if (last_dot != NULL) {
*last_dot = '\0';
}
}
void LVGL_Search_Music() {
ACTIVE_TRACK_CNT = Folder_retrieval("/",".mp3",SD_Name,100);
if(ACTIVE_TRACK_CNT) {
for (int i = 0; i < ACTIVE_TRACK_CNT; i++) {
strcpy(File_Name[i], SD_Name[i]);
remove_file_extension(File_Name[i]);
}
LVGL_Play_Music(0);
}
}
void LVGL_Play_Music(uint32_t ID) {
Play_Music("/",SD_Name[ID]);
strncpy(Audio_Name,File_Name[ID], sizeof(File_Name[ID]));
Audio_duration = Music_Duration();
// while(Audio_duration == 0)
// Audio_duration = Music_Duration();
}
void LVGL_Elapsed_Music() {
Audio_Elapsed = Music_Elapsed();
}
uint16_t LVGL_Music_Energy( ) {
Audio_energy = Music_Energy();
return Audio_energy;
}
void LVGL_Resume_Music() {
Music_resume();
}
void LVGL_Pause_Music() {
Music_pause();
}
void LVGL_volume_adjustment(uint8_t Volume) {
Volume_adjustment(Volume);
}
///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
