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https://github.com/ByteWelder/Tactility.git
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88 lines
2.7 KiB
C++
88 lines
2.7 KiB
C++
#pragma once
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#include <Tactility/hal/Display.h>
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#include <driver/spi_common.h>
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#include <driver/gpio.h>
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#include <esp_lcd_panel_io.h>
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#include <esp_lcd_types.h>
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#include <functional>
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#include <lvgl.h>
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class Ili934xDisplay final : public tt::hal::Display {
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public:
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class Configuration {
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public:
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Configuration(
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esp_lcd_spi_bus_handle_t spi_bus_handle,
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gpio_num_t csPin,
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gpio_num_t dcPin,
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unsigned int horizontalResolution,
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unsigned int verticalResolution,
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std::shared_ptr<tt::hal::Touch> touch
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) : spiBusHandle(spi_bus_handle),
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csPin(csPin),
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dcPin(dcPin),
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horizontalResolution(horizontalResolution),
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verticalResolution(verticalResolution),
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touch(std::move(touch))
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{}
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esp_lcd_spi_bus_handle_t spiBusHandle;
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gpio_num_t csPin;
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gpio_num_t dcPin;
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gpio_num_t resetPin = GPIO_NUM_NC;
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unsigned int pixelClockFrequency = 40'000'000; // Hertz
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size_t transactionQueueDepth = 10;
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unsigned int horizontalResolution;
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unsigned int verticalResolution;
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bool mirrorX = false;
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bool mirrorY = false;
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bool invertColor = true;
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uint32_t bufferSize = 0; // Size in pixel count. 0 means default, which is 1/10 of the screen size
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std::shared_ptr<tt::hal::Touch> touch;
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std::function<void(uint8_t)> _Nullable backlightDutyFunction = nullptr;
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};
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private:
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std::unique_ptr<Configuration> configuration;
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esp_lcd_panel_io_handle_t ioHandle = nullptr;
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esp_lcd_panel_handle_t panelHandle = nullptr;
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lv_display_t* displayHandle = nullptr;
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public:
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explicit Ili934xDisplay(std::unique_ptr<Configuration> inConfiguration) : configuration(std::move(inConfiguration)) {
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assert(configuration != nullptr);
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}
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std::string getName() const final { return "ILI934x"; }
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std::string getDescription() const final { return "ILI934x display"; }
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bool start() final;
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bool stop() final;
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std::shared_ptr<tt::hal::Touch> _Nullable createTouch() final { return configuration->touch; }
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void setBacklightDuty(uint8_t backlightDuty) final {
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if (configuration->backlightDutyFunction != nullptr) {
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configuration->backlightDutyFunction(backlightDuty);
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}
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}
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bool supportsBacklightDuty() const final { return configuration->backlightDutyFunction != nullptr; }
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void setGammaCurve(uint8_t index) final;
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uint8_t getGammaCurveCount() const final { return 4; };
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lv_display_t* _Nullable getLvglDisplay() const final { return displayHandle; }
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};
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std::shared_ptr<tt::hal::Display> createDisplay();
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