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Nextion draw QR code at runtime (#6027)
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@ -750,6 +750,50 @@ class Nextion : public NextionBase, public PollingComponent, public uart::UARTDe
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*/
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void filled_circle(int center_x, int center_y, int radius, Color color);
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/**
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* Draws a QR code in the screen
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* @param x1 The top left x coordinate to start the QR code.
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* @param y1 The top left y coordinate to start the QR code.
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* @param content The content of the QR code (as a plain text - Nextion will generate the QR code).
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* @param size The size (in pixels) for the QR code. Defaults to 200px.
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* @param background_color The background color to draw with (as rgb565 integer). Defaults to 65535 (white).
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* @param foreground_color The foreground color to draw with (as rgb565 integer). Defaults to 0 (black).
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* @param logo_pic The picture id for the logo in the center of the QR code. Defaults to -1 (no logo).
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* @param border_width The border width (in pixels) for the QR code. Defaults to 8px.
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*
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* Example:
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* ```cpp
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* it.qrcode(25, 25, "WIFI:S:MySSID;T:WPA;P:MyPassW0rd;;");
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* ```
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*
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* Draws a QR code with a Wi-Fi network credentials starting at the given coordinates (25,25).
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*/
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void qrcode(int x1, int y1, const char *content, int size = 200, uint16_t background_color = 65535,
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uint16_t foreground_color = 0, int logo_pic = -1, uint8_t border_width = 8);
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/**
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* Draws a QR code in the screen
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* @param x1 The top left x coordinate to start the QR code.
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* @param y1 The top left y coordinate to start the QR code.
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* @param content The content of the QR code (as a plain text - Nextion will generate the QR code).
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* @param size The size (in pixels) for the QR code. Defaults to 200px.
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* @param background_color The background color to draw with (as Color). Defaults to 65535 (white).
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* @param foreground_color The foreground color to draw with (as Color). Defaults to 0 (black).
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* @param logo_pic The picture id for the logo in the center of the QR code. Defaults to -1 (no logo).
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* @param border_width The border width (in pixels) for the QR code. Defaults to 8px.
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*
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* Example:
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* ```cpp
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* auto blue = Color(0, 0, 255);
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* auto red = Color(255, 0, 0);
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* it.qrcode(25, 25, "WIFI:S:MySSID;T:WPA;P:MyPassW0rd;;", 150, blue, red);
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* ```
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*
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* Draws a QR code with a Wi-Fi network credentials starting at the given coordinates (25,25) with size of 150px in
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* red on a blue background.
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*/
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void qrcode(int x1, int y1, const char *content, int size, Color background_color = Color(255, 255, 255),
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Color foreground_color = Color(0, 0, 0), int logo_pic = -1, uint8_t border_width = 8);
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/** Set the brightness of the backlight.
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*
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* @param brightness The brightness percentage from 0 to 1.0.
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@ -294,6 +294,19 @@ void Nextion::filled_circle(int center_x, int center_y, int radius, Color color)
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display::ColorUtil::color_to_565(color));
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}
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void Nextion::qrcode(int x1, int y1, const char *content, int size, uint16_t background_color,
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uint16_t foreground_color, int logo_pic, uint8_t border_width) {
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this->add_no_result_to_queue_with_printf_("qrcode", "qrcode %d,%d,%d,%d,%d,%d,%d,\"%s\"", x1, y1, size,
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background_color, foreground_color, logo_pic, border_width, content);
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}
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void Nextion::qrcode(int x1, int y1, const char *content, int size, Color background_color, Color foreground_color,
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int logo_pic, uint8_t border_width) {
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this->add_no_result_to_queue_with_printf_(
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"qrcode", "qrcode %d,%d,%d,%d,%d,%d,%d,\"%s\"", x1, y1, size, display::ColorUtil::color_to_565(background_color),
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display::ColorUtil::color_to_565(foreground_color), logo_pic, border_width, content);
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}
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void Nextion::set_nextion_rtc_time(ESPTime time) {
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this->add_no_result_to_queue_with_printf_("rtc0", "rtc0=%u", time.year);
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this->add_no_result_to_queue_with_printf_("rtc1", "rtc1=%u", time.month);
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