/** * @file lv_demo_multilang.c * Recommended resolution 470x640 */ /********************* * INCLUDES *********************/ #include "lv_demo_multilang.h" #if LV_USE_DEMO_MULTILANG #include "../../src/indev/lv_indev_scroll.h" /********************* * DEFINES *********************/ #define CARD_HEIGHT 180 /********************** * TYPEDEFS **********************/ typedef struct { const void * image; const char * name; const char * description; } card_info_t; /********************** * STATIC PROTOTYPES **********************/ static void inactive_timer_cb(lv_timer_t * t); static void card_create(lv_obj_t * parent, card_info_t * info); /********************** * STATIC VARIABLES **********************/ static lv_style_t style_card_cont; static lv_style_t style_placeholder; static lv_style_t style_card; static lv_style_t style_avatar; static lv_style_t style_btn; static lv_style_t style_hide; extern lv_font_t font_multilang_small; extern lv_font_t font_multilang_large; /********************** * MACROS **********************/ #define CARD_INFO_SET(_image, _name, _description) {.image = _image, .name = _name, .description = _description} LV_IMAGE_DECLARE(img_multilang_avatar_1); LV_IMAGE_DECLARE(img_multilang_avatar_2); LV_IMAGE_DECLARE(img_multilang_avatar_3); LV_IMAGE_DECLARE(img_multilang_avatar_4); LV_IMAGE_DECLARE(img_multilang_avatar_5); LV_IMAGE_DECLARE(img_multilang_avatar_6); LV_IMAGE_DECLARE(img_multilang_avatar_7); LV_IMAGE_DECLARE(img_multilang_avatar_8); LV_IMAGE_DECLARE(img_multilang_avatar_9); LV_IMAGE_DECLARE(img_multilang_avatar_10); LV_IMAGE_DECLARE(img_multilang_avatar_11); LV_IMAGE_DECLARE(img_multilang_avatar_12); LV_IMAGE_DECLARE(img_multilang_avatar_13); LV_IMAGE_DECLARE(img_multilang_avatar_14); LV_IMAGE_DECLARE(img_multilang_avatar_15); LV_IMAGE_DECLARE(img_multilang_avatar_16); LV_IMAGE_DECLARE(img_multilang_avatar_17); LV_IMAGE_DECLARE(img_multilang_avatar_18); LV_IMAGE_DECLARE(img_multilang_avatar_22); LV_IMAGE_DECLARE(img_multilang_avatar_25); static card_info_t card_info[] = { CARD_INFO_SET(&img_multilang_avatar_5, "Zhang Wei", "对编程和技术充满热情。 开源倡导者🚀"), CARD_INFO_SET(&img_multilang_avatar_18, "Ali Reza Karami", "عاشق تاریخ و عاشق همه چیز عتیقه. قسمت مورد علاقه من قرن 19 است."), CARD_INFO_SET(&img_multilang_avatar_25, "Sunita Kapoor", "🌍🌳 हरित कार्यकर्ता, एक स्थायी कल के लिए प्रयासरत। "), CARD_INFO_SET(&img_multilang_avatar_2, "Sofia Bianchi", "Aspirante romanziere con la passione per il caffè e i gatti 🐱"), CARD_INFO_SET(&img_multilang_avatar_3, "Matthew Parker", "Fitness enthusiast 💪 Always pushing to reach new goals"), CARD_INFO_SET(&img_multilang_avatar_12, "Shira Cohen", "קורא נלהב שצובר אוסף עצום של ספרים יקרים📚"), CARD_INFO_SET(&img_multilang_avatar_7, "Ahmad Al-Masri", "عاشق للأفلام وناقد سينمائي عرضي. معجب بستيفن سبيلبرغ (Steven Spielberg). "), CARD_INFO_SET(&img_multilang_avatar_4, "Ingrid Johansen", "Håpløs romantisk søker etter den spesielle personen ❤️"), CARD_INFO_SET(&img_multilang_avatar_14, "Anastasia Petrova", "Любитель приключений, опытный альпинист."), CARD_INFO_SET(&img_multilang_avatar_6, "Madison Reynolds", "Nature lover and avid hiker 🌳"), CARD_INFO_SET(&img_multilang_avatar_8, "Pierre Dubois", "Fanatique de sport ⚽ et fan de l'équipe à domicile."), CARD_INFO_SET(&img_multilang_avatar_9, "Benjamin Green", "Dog lover and proud owner of a furry friend 🐶"), CARD_INFO_SET(&img_multilang_avatar_10, "James Wilson", "Foodie with a passion for trying new restaurants and dishes"), CARD_INFO_SET(&img_multilang_avatar_11, "Olivia Marie Parker", "Gamer at heart, always up for a good round of Mario Kart "), CARD_INFO_SET(&img_multilang_avatar_1, "Ana Garcia Rodriguez", "Viajar por el mundo y probar nuevos alimentos. 🌍"), CARD_INFO_SET(&img_multilang_avatar_13, "Jamal Brown", "Photographer and amateur astronomer 📸"), CARD_INFO_SET(&img_multilang_avatar_15, "Pavel Svoboda", "Hudebník a návštěvník koncertů"), CARD_INFO_SET(&img_multilang_avatar_16, "Elin Lindqvist", "Språkinlärare och kulturentusiast "), CARD_INFO_SET(&img_multilang_avatar_17, "William Carter", "DIY enthusiast and home improvement guru"), CARD_INFO_SET(&img_multilang_avatar_22, "Ava Williams", "Artist and creative visionary 🎨"), CARD_INFO_SET(NULL, NULL, NULL), }; /********************** * GLOBAL FUNCTIONS **********************/ static const void * get_imgfont_path(const lv_font_t * font, uint32_t unicode, uint32_t unicode_next, int32_t * offset_y, void * user_data) { LV_UNUSED(user_data); LV_UNUSED(unicode_next); LV_UNUSED(font); LV_IMAGE_DECLARE(img_emoji_artist_palette); LV_IMAGE_DECLARE(img_emoji_books); LV_IMAGE_DECLARE(img_emoji_camera_with_flash); LV_IMAGE_DECLARE(img_emoji_cat_face); LV_IMAGE_DECLARE(img_emoji_deciduous_tree); LV_IMAGE_DECLARE(img_emoji_dog_face); LV_IMAGE_DECLARE(img_emoji_earth_globe_europe_africa); LV_IMAGE_DECLARE(img_emoji_flexed_biceps); LV_IMAGE_DECLARE(img_emoji_movie_camera); LV_IMAGE_DECLARE(img_emoji_red_heart); LV_IMAGE_DECLARE(img_emoji_soccer_ball); LV_IMAGE_DECLARE(img_emoji_rocket); *offset_y = -1; switch(unicode) { case 0x1F30D: return &img_emoji_earth_globe_europe_africa;; case 0x1F431: return &img_emoji_cat_face; case 0x1F4AA: return &img_emoji_flexed_biceps; case 0x2764: return &img_emoji_red_heart; case 0x1F333: return &img_emoji_deciduous_tree; case 0x1F3A5: return &img_emoji_movie_camera; case 0x26BD: return &img_emoji_soccer_ball; case 0x1F436: return &img_emoji_dog_face; case 0x1F4DA: return &img_emoji_books; case 0x1F4F8: return &img_emoji_camera_with_flash; case 0x1F3A8: return &img_emoji_artist_palette; case 0x1F680: return &img_emoji_rocket; default: return NULL; } } lv_font_t * emoji_font; void lv_demo_multilang(void) { emoji_font = lv_imgfont_create(20, get_imgfont_path, NULL); font_multilang_small.fallback = emoji_font; lv_obj_set_flex_flow(lv_screen_active(), LV_FLEX_FLOW_COLUMN); lv_obj_set_style_pad_row(lv_screen_active(), 0, 0); lv_obj_set_style_bg_color(lv_screen_active(), lv_color_hex(0xececec), 0); lv_obj_set_style_bg_grad_color(lv_screen_active(), lv_color_hex(0xf9f9f9), 0); lv_obj_set_style_bg_grad_dir(lv_screen_active(), LV_GRAD_DIR_HOR, 0); static const int32_t grid_cols[] = {LV_GRID_CONTENT, 4, LV_GRID_FR(1), LV_GRID_TEMPLATE_LAST}; static const int32_t grid_rows[] = {LV_GRID_CONTENT, -10, LV_GRID_FR(1), LV_GRID_CONTENT, LV_GRID_TEMPLATE_LAST}; lv_style_init(&style_card_cont); lv_style_set_width(&style_card_cont, lv_pct(100)); lv_style_set_height(&style_card_cont, CARD_HEIGHT); lv_style_set_layout(&style_card_cont, LV_LAYOUT_FLEX); lv_style_set_flex_flow(&style_card_cont, LV_FLEX_FLOW_ROW); lv_style_set_bg_opa(&style_card_cont, 0); lv_style_set_border_opa(&style_card_cont, 0); lv_style_set_pad_top(&style_card_cont, 5); lv_style_set_pad_bottom(&style_card_cont, 10); lv_style_set_text_font(&style_card_cont, &font_multilang_small); lv_style_init(&style_card); lv_style_set_width(&style_card, lv_pct(100)); lv_style_set_height(&style_card, lv_pct(100)); lv_style_set_layout(&style_card, LV_LAYOUT_GRID); lv_style_set_grid_column_dsc_array(&style_card, grid_cols); lv_style_set_grid_row_dsc_array(&style_card, grid_rows); lv_style_set_shadow_width(&style_card, 20); lv_style_set_shadow_offset_y(&style_card, 5); lv_style_set_shadow_color(&style_card, lv_color_hex3(0xccc)); lv_style_set_border_width(&style_card, 0); lv_style_set_radius(&style_card, 12); lv_style_set_base_dir(&style_card, LV_BASE_DIR_AUTO); lv_style_init(&style_hide); lv_style_set_width(&style_hide, lv_pct(100)); lv_style_set_height(&style_hide, lv_pct(100)); lv_style_set_bg_color(&style_hide, lv_color_hex(0x759efe)); lv_style_set_bg_grad_color(&style_hide, lv_color_hex(0x4173ff)); lv_style_set_bg_grad_dir(&style_hide, LV_GRAD_DIR_HOR); lv_style_set_radius(&style_hide, 12); lv_style_set_text_font(&style_hide, &font_multilang_large); lv_style_set_text_color(&style_hide, lv_color_hex(0xffffff)); lv_style_init(&style_placeholder); lv_style_set_width(&style_placeholder, lv_pct(100)); lv_style_set_height(&style_placeholder, lv_pct(100)); lv_style_set_bg_opa(&style_placeholder, 0); lv_style_set_border_opa(&style_placeholder, 0); lv_style_init(&style_avatar); lv_style_set_shadow_width(&style_avatar, 20); lv_style_set_shadow_offset_y(&style_avatar, 5); lv_style_set_shadow_color(&style_avatar, lv_color_hex3(0xbbb)); lv_style_set_radius(&style_avatar, LV_RADIUS_CIRCLE); lv_style_init(&style_btn); lv_style_set_width(&style_btn, 160); lv_style_set_height(&style_btn, 37); lv_style_set_bg_color(&style_btn, lv_color_hex(0x759efe)); lv_style_set_bg_grad_color(&style_btn, lv_color_hex(0x4173ff)); lv_style_set_bg_grad_dir(&style_btn, LV_GRAD_DIR_HOR); lv_style_set_radius(&style_btn, LV_RADIUS_CIRCLE); lv_style_set_shadow_width(&style_btn, 0); uint32_t i; for(i = 0; card_info[i].image; i++) { card_create(lv_screen_active(), &card_info[i]); } lv_timer_create(inactive_timer_cb, 1000, NULL); } /********************** * STATIC FUNCTIONS **********************/ static void inactive_timer_cb(lv_timer_t * t) { LV_UNUSED(t); static bool scrolled = false; lv_obj_t * cont = lv_obj_get_child(lv_screen_active(), 0); if(cont == NULL) return; if(scrolled) { lv_obj_scroll_by(cont, -100, 0, LV_ANIM_ON); lv_obj_remove_flag(lv_layer_top(), LV_OBJ_FLAG_CLICKABLE); scrolled = false; return; } if(lv_display_get_inactive_time(NULL) > 8000) { lv_display_trigger_activity(NULL); lv_obj_scroll_by(cont, 100, 0, LV_ANIM_ON); lv_obj_add_flag(lv_layer_top(), LV_OBJ_FLAG_CLICKABLE); scrolled = true; } } static void shrink_anim_cb(void * var, int32_t v) { lv_obj_t * cont = var; lv_obj_set_height(cont, (v * CARD_HEIGHT) >> 8); lv_obj_set_style_opa(cont, v, 0); } static void scroll_event_cb(lv_event_t * e) { lv_indev_t * indev = lv_indev_active(); lv_obj_t * cont = lv_event_get_target(e); if(lv_indev_get_scroll_obj(indev) != cont) return; int32_t w = lv_obj_get_width(cont); int32_t scroll_x = lv_obj_get_scroll_x(cont) - lv_indev_scroll_throw_predict(indev, LV_DIR_HOR); if(scroll_x < w / 2) { lv_obj_set_scroll_snap_x(cont, LV_SCROLL_SNAP_NONE); lv_obj_remove_flag(cont, LV_OBJ_FLAG_CLICKABLE); lv_indev_wait_release(indev); lv_obj_scroll_to_view(lv_obj_get_child(cont, 0), LV_ANIM_ON); lv_anim_t a; lv_anim_init(&a); lv_anim_set_exec_cb(&a, shrink_anim_cb); lv_anim_set_completed_cb(&a, lv_obj_delete_anim_completed_cb); lv_anim_set_values(&a, 255, 0); lv_anim_set_duration(&a, 400); lv_anim_set_var(&a, cont); lv_anim_start(&a); } } static void card_create(lv_obj_t * parent, card_info_t * info) { lv_obj_t * cont = lv_obj_create(parent); lv_obj_add_style(cont, &style_card_cont, 0); lv_obj_set_scroll_snap_x(cont, LV_SCROLL_SNAP_CENTER); lv_obj_add_event_cb(cont, scroll_event_cb, LV_EVENT_RELEASED, NULL); lv_obj_remove_flag(cont, LV_OBJ_FLAG_SCROLL_ELASTIC); lv_obj_set_scrollbar_mode(cont, LV_SCROLLBAR_MODE_OFF); lv_obj_t * remove = lv_obj_create(cont); lv_obj_add_style(remove, &style_hide, 0); lv_obj_remove_flag(remove, LV_OBJ_FLAG_SNAPPABLE); lv_obj_add_flag(remove, LV_OBJ_FLAG_FLOATING); lv_obj_remove_flag(remove, LV_OBJ_FLAG_CLICKABLE); lv_obj_t * hide_label = lv_label_create(remove); lv_label_set_text(hide_label, "Hide"); lv_obj_align(hide_label, LV_ALIGN_LEFT_MID, 10, 0); lv_obj_t * placeholder = lv_obj_create(cont); lv_obj_add_style(placeholder, &style_placeholder, 0); lv_obj_t * card = lv_obj_create(cont); lv_obj_add_style(card, &style_card, 0); lv_obj_remove_flag(card, LV_OBJ_FLAG_CLICKABLE | LV_OBJ_FLAG_SCROLLABLE | LV_OBJ_FLAG_SCROLL_CHAIN_HOR); lv_obj_t * avatar = lv_image_create(card); lv_image_set_src(avatar, info->image); lv_obj_set_grid_cell(avatar, LV_GRID_ALIGN_CENTER, 0, 1, LV_GRID_ALIGN_CENTER, 0, 4); lv_obj_add_style(avatar, &style_avatar, 0); lv_obj_t * name = lv_label_create(card); lv_label_set_text(name, info->name); lv_obj_set_grid_cell(name, LV_GRID_ALIGN_START, 2, 1, LV_GRID_ALIGN_CENTER, 0, 1); lv_obj_set_style_text_font(name, &font_multilang_large, 0); lv_obj_t * description = lv_label_create(card); lv_label_set_text(description, info->description); lv_obj_set_grid_cell(description, LV_GRID_ALIGN_STRETCH, 2, 1, LV_GRID_ALIGN_STRETCH, 2, 1); lv_obj_set_style_text_color(description, lv_color_hex(0x5b5b5b), 0); lv_obj_set_style_text_line_space(description, -3, 0); lv_obj_t * btn = lv_button_create(card); lv_obj_remove_flag(card, LV_OBJ_FLAG_SCROLL_CHAIN_HOR); lv_obj_set_grid_cell(btn, LV_GRID_ALIGN_START, 2, 1, LV_GRID_ALIGN_CENTER, 3, 1); lv_obj_add_style(btn, &style_btn, 0); LV_IMAGE_DECLARE(img_multilang_like); lv_obj_t * btn_img = lv_image_create(btn); lv_image_set_src(btn_img, &img_multilang_like); lv_obj_align(btn_img, LV_ALIGN_LEFT_MID, 30, 0); lv_obj_t * btn_label = lv_label_create(btn); lv_label_set_text(btn_label, "Like"); lv_obj_align(btn_label, LV_ALIGN_LEFT_MID, 60, 1); lv_obj_scroll_to_view(card, LV_ANIM_OFF); } #endif