This commit is contained in:
刘可亮
2024-01-27 08:47:24 +08:00
parent d3bd993b5f
commit 9f7ba67007
2345 changed files with 74421 additions and 76616 deletions

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Create a QR Code
"""""""""""""""""""""""""""""""""""""""""""""""
.. lv_example:: libs/qrcode/lv_example_qrcode_1
:language: c

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/**
* @file lv_example_qrcode.h
*
*/
#ifndef LV_EXAMPLE_QRCODE_H
#define LV_EXAMPLE_QRCODE_H
#ifdef __cplusplus
extern "C" {
#endif
/*********************
* INCLUDES
*********************/
/*********************
* DEFINES
*********************/
/**********************
* TYPEDEFS
**********************/
/**********************
* GLOBAL PROTOTYPES
**********************/
void lv_example_qrcode_1(void);
/**********************
* MACROS
**********************/
#ifdef __cplusplus
} /*extern "C"*/
#endif
#endif /*LV_EXAMPLE_QRCODE_H*/

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#include "../../lv_examples.h"
#if LV_USE_QRCODE && LV_BUILD_EXAMPLES
/**
* Create a QR Code
*/
void lv_example_qrcode_1(void)
{
lv_color_t bg_color = lv_palette_lighten(LV_PALETTE_LIGHT_BLUE, 5);
lv_color_t fg_color = lv_palette_darken(LV_PALETTE_BLUE, 4);
lv_obj_t * qr = lv_qrcode_create(lv_scr_act(), 150, fg_color, bg_color);
/*Set data*/
const char * data = "https://lvgl.io";
lv_qrcode_update(qr, data, strlen(data));
lv_obj_center(qr);
/*Add a border with bg_color*/
lv_obj_set_style_border_color(qr, bg_color, 0);
lv_obj_set_style_border_width(qr, 5, 0);
}
#endif

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#!/opt/bin/lv_micropython -i
import lvgl as lv
import display_driver
bg_color = lv.palette_lighten(lv.PALETTE.LIGHT_BLUE, 5)
fg_color = lv.palette_darken(lv.PALETTE.BLUE, 4)
qr = lv.qrcode(lv.scr_act(), 150, fg_color, bg_color)
# Set data
data = "https://lvgl.io"
qr.update(data,len(data))
qr.center()
# Add a border with bg_color
qr.set_style_border_color(bg_color, 0)
qr.set_style_border_width(5, 0)