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42 lines
1.5 KiB
C
42 lines
1.5 KiB
C
#include "../../lv_examples.h"
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#if LV_USE_IMGBTN && LV_BUILD_EXAMPLES
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void lv_example_imgbtn_1(void)
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{
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LV_IMG_DECLARE(imgbtn_left);
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LV_IMG_DECLARE(imgbtn_right);
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LV_IMG_DECLARE(imgbtn_mid);
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/*Create a transition animation on width transformation and recolor.*/
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static lv_style_prop_t tr_prop[] = {LV_STYLE_TRANSFORM_WIDTH, LV_STYLE_IMG_RECOLOR_OPA, 0};
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static lv_style_transition_dsc_t tr;
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lv_style_transition_dsc_init(&tr, tr_prop, lv_anim_path_linear, 200, 0, NULL);
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static lv_style_t style_def;
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lv_style_init(&style_def);
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lv_style_set_text_color(&style_def, lv_color_white());
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lv_style_set_transition(&style_def, &tr);
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/*Darken the button when pressed and make it wider*/
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static lv_style_t style_pr;
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lv_style_init(&style_pr);
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lv_style_set_img_recolor_opa(&style_pr, LV_OPA_30);
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lv_style_set_img_recolor(&style_pr, lv_color_black());
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lv_style_set_transform_width(&style_pr, 20);
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/*Create an image button*/
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lv_obj_t * imgbtn1 = lv_imgbtn_create(lv_scr_act());
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lv_imgbtn_set_src(imgbtn1, LV_IMGBTN_STATE_RELEASED, &imgbtn_left, &imgbtn_mid, &imgbtn_right);
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lv_obj_add_style(imgbtn1, &style_def, 0);
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lv_obj_add_style(imgbtn1, &style_pr, LV_STATE_PRESSED);
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lv_obj_align(imgbtn1, LV_ALIGN_CENTER, 0, 0);
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/*Create a label on the image button*/
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lv_obj_t * label = lv_label_create(imgbtn1);
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lv_label_set_text(label, "Button");
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lv_obj_align(label, LV_ALIGN_CENTER, 0, -4);
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}
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#endif
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