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73 lines
2.6 KiB
C
73 lines
2.6 KiB
C
#include "../../lv_examples.h"
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#if LV_USE_SPAN && LV_BUILD_EXAMPLES
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static void click_event_cb(lv_event_t * e)
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{
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lv_obj_t * spans = lv_event_get_target(e);
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lv_indev_t * indev = lv_event_get_indev(e);
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lv_point_t point;
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lv_indev_get_point(indev, &point);
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lv_span_t * span = lv_spangroup_get_span_by_point(spans, &point);
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LV_LOG_USER("%s", span ? lv_span_get_text(span) : "NULL");
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}
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/**
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* Create spans and get clicked one
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*/
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void lv_example_span_1(void)
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{
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static lv_style_t style;
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lv_style_init(&style);
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lv_style_set_border_width(&style, 1);
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lv_style_set_border_color(&style, lv_palette_main(LV_PALETTE_ORANGE));
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lv_style_set_pad_all(&style, 2);
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lv_obj_t * spans = lv_spangroup_create(lv_screen_active());
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lv_obj_set_width(spans, 300);
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lv_obj_set_height(spans, 300);
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lv_obj_center(spans);
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lv_obj_add_style(spans, &style, 0);
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lv_obj_add_flag(spans, LV_OBJ_FLAG_CLICKABLE);
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lv_spangroup_set_align(spans, LV_TEXT_ALIGN_LEFT);
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lv_spangroup_set_overflow(spans, LV_SPAN_OVERFLOW_CLIP);
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lv_spangroup_set_indent(spans, 20);
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lv_spangroup_set_mode(spans, LV_SPAN_MODE_BREAK);
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lv_span_t * span = lv_spangroup_new_span(spans);
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lv_span_set_text(span, "China is a beautiful country.");
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lv_style_set_text_color(lv_span_get_style(span), lv_palette_main(LV_PALETTE_RED));
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lv_style_set_text_decor(lv_span_get_style(span), LV_TEXT_DECOR_UNDERLINE);
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lv_style_set_text_opa(lv_span_get_style(span), LV_OPA_50);
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span = lv_spangroup_new_span(spans);
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lv_span_set_text_static(span, "good good study, day day up.");
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#if LV_FONT_MONTSERRAT_24
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lv_style_set_text_font(lv_span_get_style(span), &lv_font_montserrat_24);
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#endif
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lv_style_set_text_color(lv_span_get_style(span), lv_palette_main(LV_PALETTE_GREEN));
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span = lv_spangroup_new_span(spans);
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lv_span_set_text_static(span, "LVGL is an open-source graphics library.");
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lv_style_set_text_color(lv_span_get_style(span), lv_palette_main(LV_PALETTE_BLUE));
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span = lv_spangroup_new_span(spans);
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lv_span_set_text_static(span, "the boy no name.");
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lv_style_set_text_color(lv_span_get_style(span), lv_palette_main(LV_PALETTE_GREEN));
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#if LV_FONT_MONTSERRAT_20
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lv_style_set_text_font(lv_span_get_style(span), &lv_font_montserrat_20);
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#endif
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lv_style_set_text_decor(lv_span_get_style(span), LV_TEXT_DECOR_UNDERLINE);
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span = lv_spangroup_new_span(spans);
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lv_span_set_text(span, "I have a dream that hope to come true.");
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lv_style_set_text_decor(lv_span_get_style(span), LV_TEXT_DECOR_STRIKETHROUGH);
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lv_spangroup_refr_mode(spans);
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lv_obj_add_event_cb(spans, click_event_cb, LV_EVENT_CLICKED, NULL);
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}
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#endif
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