acid-drop- Hacking the planet from a LilyGo T-Deck using custom firmware |
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lv_demo_music_list.c (7068B)
1 /** 2 * @file lv_demo_music_list.c 3 * 4 */ 5 6 /********************* 7 * INCLUDES 8 *********************/ 9 #include "lv_demo_music_list.h" 10 #if LV_USE_DEMO_MUSIC 11 12 #include "lv_demo_music_main.h" 13 14 /********************* 15 * DEFINES 16 *********************/ 17 18 /********************** 19 * TYPEDEFS 20 **********************/ 21 22 /********************** 23 * STATIC PROTOTYPES 24 **********************/ 25 static lv_obj_t * add_list_btn(lv_obj_t * parent, uint32_t track_id); 26 static void btn_click_event_cb(lv_event_t * e); 27 28 /********************** 29 * STATIC VARIABLES 30 **********************/ 31 static lv_obj_t * list; 32 static const lv_font_t * font_small; 33 static const lv_font_t * font_medium; 34 static lv_style_t style_scrollbar; 35 static lv_style_t style_btn; 36 static lv_style_t style_btn_pr; 37 static lv_style_t style_btn_chk; 38 static lv_style_t style_btn_dis; 39 static lv_style_t style_title; 40 static lv_style_t style_artist; 41 static lv_style_t style_time; 42 LV_IMG_DECLARE(img_lv_demo_music_btn_list_play); 43 LV_IMG_DECLARE(img_lv_demo_music_btn_list_pause); 44 45 /********************** 46 * MACROS 47 **********************/ 48 49 /********************** 50 * GLOBAL FUNCTIONS 51 **********************/ 52 53 lv_obj_t * _lv_demo_music_list_create(lv_obj_t * parent) 54 { 55 #if LV_DEMO_MUSIC_LARGE 56 font_small = &lv_font_montserrat_16; 57 font_medium = &lv_font_montserrat_22; 58 #else 59 font_small = &lv_font_montserrat_12; 60 font_medium = &lv_font_montserrat_16; 61 #endif 62 63 lv_style_init(&style_scrollbar); 64 lv_style_set_width(&style_scrollbar, 4); 65 lv_style_set_bg_opa(&style_scrollbar, LV_OPA_COVER); 66 lv_style_set_bg_color(&style_scrollbar, lv_color_hex3(0xeee)); 67 lv_style_set_radius(&style_scrollbar, LV_RADIUS_CIRCLE); 68 lv_style_set_pad_right(&style_scrollbar, 4); 69 70 static const lv_coord_t grid_cols[] = {LV_GRID_CONTENT, LV_GRID_FR(1), LV_GRID_CONTENT, LV_GRID_TEMPLATE_LAST}; 71 #if LV_DEMO_MUSIC_LARGE 72 static const lv_coord_t grid_rows[] = {35, 30, LV_GRID_TEMPLATE_LAST}; 73 #else 74 static const lv_coord_t grid_rows[] = {22, 17, LV_GRID_TEMPLATE_LAST}; 75 #endif 76 lv_style_init(&style_btn); 77 lv_style_set_bg_opa(&style_btn, LV_OPA_TRANSP); 78 lv_style_set_grid_column_dsc_array(&style_btn, grid_cols); 79 lv_style_set_grid_row_dsc_array(&style_btn, grid_rows); 80 lv_style_set_grid_row_align(&style_btn, LV_GRID_ALIGN_CENTER); 81 lv_style_set_layout(&style_btn, LV_LAYOUT_GRID); 82 #if LV_DEMO_MUSIC_LARGE 83 lv_style_set_pad_right(&style_btn, 30); 84 #else 85 lv_style_set_pad_right(&style_btn, 20); 86 #endif 87 lv_style_init(&style_btn_pr); 88 lv_style_set_bg_opa(&style_btn_pr, LV_OPA_COVER); 89 lv_style_set_bg_color(&style_btn_pr, lv_color_hex(0x4c4965)); 90 91 lv_style_init(&style_btn_chk); 92 lv_style_set_bg_opa(&style_btn_chk, LV_OPA_COVER); 93 lv_style_set_bg_color(&style_btn_chk, lv_color_hex(0x4c4965)); 94 95 lv_style_init(&style_btn_dis); 96 lv_style_set_text_opa(&style_btn_dis, LV_OPA_40); 97 lv_style_set_img_opa(&style_btn_dis, LV_OPA_40); 98 99 lv_style_init(&style_title); 100 lv_style_set_text_font(&style_title, font_medium); 101 lv_style_set_text_color(&style_title, lv_color_hex(0xffffff)); 102 103 lv_style_init(&style_artist); 104 lv_style_set_text_font(&style_artist, font_small); 105 lv_style_set_text_color(&style_artist, lv_color_hex(0xb1b0be)); 106 107 lv_style_init(&style_time); 108 lv_style_set_text_font(&style_time, font_medium); 109 lv_style_set_text_color(&style_time, lv_color_hex(0xffffff)); 110 111 /*Create an empty transparent container*/ 112 list = lv_obj_create(parent); 113 lv_obj_remove_style_all(list); 114 lv_obj_set_size(list, LV_HOR_RES, LV_VER_RES - LV_DEMO_MUSIC_HANDLE_SIZE); 115 lv_obj_set_y(list, LV_DEMO_MUSIC_HANDLE_SIZE); 116 lv_obj_add_style(list, &style_scrollbar, LV_PART_SCROLLBAR); 117 lv_obj_set_flex_flow(list, LV_FLEX_FLOW_COLUMN); 118 119 uint32_t track_id; 120 for(track_id = 0; _lv_demo_music_get_title(track_id); track_id++) { 121 add_list_btn(list, track_id); 122 } 123 124 #if LV_DEMO_MUSIC_SQUARE || LV_DEMO_MUSIC_ROUND 125 lv_obj_set_scroll_snap_y(list, LV_SCROLL_SNAP_CENTER); 126 #endif 127 128 _lv_demo_music_list_btn_check(0, true); 129 130 return list; 131 } 132 133 void _lv_demo_music_list_btn_check(uint32_t track_id, bool state) 134 { 135 lv_obj_t * btn = lv_obj_get_child(list, track_id); 136 lv_obj_t * icon = lv_obj_get_child(btn, 0); 137 138 if(state) { 139 lv_obj_add_state(btn, LV_STATE_CHECKED); 140 lv_img_set_src(icon, &img_lv_demo_music_btn_list_pause); 141 lv_obj_scroll_to_view(btn, LV_ANIM_ON); 142 } 143 else { 144 lv_obj_clear_state(btn, LV_STATE_CHECKED); 145 lv_img_set_src(icon, &img_lv_demo_music_btn_list_play); 146 } 147 } 148 149 /********************** 150 * STATIC FUNCTIONS 151 **********************/ 152 153 static lv_obj_t * add_list_btn(lv_obj_t * parent, uint32_t track_id) 154 { 155 uint32_t t = _lv_demo_music_get_track_length(track_id); 156 char time[32]; 157 lv_snprintf(time, sizeof(time), "%"LV_PRIu32":%02"LV_PRIu32, t / 60, t % 60); 158 const char * title = _lv_demo_music_get_title(track_id); 159 const char * artist = _lv_demo_music_get_artist(track_id); 160 161 lv_obj_t * btn = lv_obj_create(parent); 162 lv_obj_remove_style_all(btn); 163 #if LV_DEMO_MUSIC_LARGE 164 lv_obj_set_size(btn, lv_pct(100), 110); 165 #else 166 lv_obj_set_size(btn, lv_pct(100), 60); 167 #endif 168 169 lv_obj_add_style(btn, &style_btn, 0); 170 lv_obj_add_style(btn, &style_btn_pr, LV_STATE_PRESSED); 171 lv_obj_add_style(btn, &style_btn_chk, LV_STATE_CHECKED); 172 lv_obj_add_style(btn, &style_btn_dis, LV_STATE_DISABLED); 173 lv_obj_add_event_cb(btn, btn_click_event_cb, LV_EVENT_CLICKED, NULL); 174 175 if(track_id >= 3) { 176 lv_obj_add_state(btn, LV_STATE_DISABLED); 177 } 178 179 lv_obj_t * icon = lv_img_create(btn); 180 lv_img_set_src(icon, &img_lv_demo_music_btn_list_play); 181 lv_obj_set_grid_cell(icon, LV_GRID_ALIGN_START, 0, 1, LV_GRID_ALIGN_CENTER, 0, 2); 182 183 lv_obj_t * title_label = lv_label_create(btn); 184 lv_label_set_text(title_label, title); 185 lv_obj_set_grid_cell(title_label, LV_GRID_ALIGN_START, 1, 1, LV_GRID_ALIGN_CENTER, 0, 1); 186 lv_obj_add_style(title_label, &style_title, 0); 187 188 lv_obj_t * artist_label = lv_label_create(btn); 189 lv_label_set_text(artist_label, artist); 190 lv_obj_add_style(artist_label, &style_artist, 0); 191 lv_obj_set_grid_cell(artist_label, LV_GRID_ALIGN_START, 1, 1, LV_GRID_ALIGN_CENTER, 1, 1); 192 193 lv_obj_t * time_label = lv_label_create(btn); 194 lv_label_set_text(time_label, time); 195 lv_obj_add_style(time_label, &style_time, 0); 196 lv_obj_set_grid_cell(time_label, LV_GRID_ALIGN_END, 2, 1, LV_GRID_ALIGN_CENTER, 0, 2); 197 198 LV_IMG_DECLARE(img_lv_demo_music_list_border); 199 lv_obj_t * border = lv_img_create(btn); 200 lv_img_set_src(border, &img_lv_demo_music_list_border); 201 lv_obj_set_width(border, lv_pct(120)); 202 lv_obj_align(border, LV_ALIGN_BOTTOM_MID, 0, 0); 203 lv_obj_add_flag(border, LV_OBJ_FLAG_IGNORE_LAYOUT); 204 205 return btn; 206 } 207 208 209 static void btn_click_event_cb(lv_event_t * e) 210 { 211 lv_obj_t * btn = lv_event_get_target(e); 212 213 uint32_t idx = lv_obj_get_child_id(btn); 214 215 _lv_demo_music_play(idx); 216 } 217 #endif /*LV_USE_DEMO_MUSIC*/ 218