53 lines
1.3 KiB
C++
53 lines
1.3 KiB
C++
#pragma once
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#include <utility>
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#include "esphome/components/number/number.h"
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#include "esphome/core/component.h"
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#include "esphome/core/preferences.h"
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namespace esphome {
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namespace lvgl {
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class LVGLNumber : public number::Number, public Component {
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public:
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LVGLNumber(std::function<void(float)> control_lambda, std::function<float()> value_lambda, lv_event_code_t event,
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bool restore)
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: control_lambda_(std::move(control_lambda)),
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value_lambda_(std::move(value_lambda)),
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event_(event),
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restore_(restore) {}
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void setup() override {
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float value = this->value_lambda_();
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if (this->restore_) {
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this->pref_ = this->make_entity_preference<float>();
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if (this->pref_.load(&value)) {
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this->control_lambda_(value);
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}
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}
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this->publish_state(value);
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}
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void on_value() { this->publish_(this->value_lambda_()); }
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protected:
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void publish_(float value) {
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this->publish_state(value);
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if (this->restore_)
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this->pref_.save(&value);
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}
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void control(float value) override {
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this->control_lambda_(value);
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this->publish_(value);
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}
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std::function<void(float)> control_lambda_;
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std::function<float()> value_lambda_;
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lv_event_code_t event_;
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bool restore_;
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ESPPreferenceObject pref_{};
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};
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} // namespace lvgl
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} // namespace esphome
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