49 lines
1.6 KiB
C++
49 lines
1.6 KiB
C++
#ifndef LOW_LEVEL_DISPLAY_EPAPER_H
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#define LOW_LEVEL_DISPLAY_EPAPER_H
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#include "low_level_display.h"
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// E-paper display configuration structure
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struct epaper_config {
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void* spi; // SPI instance
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int gpio_din; // MOSI pin
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int gpio_clk; // Clock pin
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int gpio_cs; // Chip select pin
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int gpio_dc; // Data/Command pin
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int gpio_rst; // Reset pin
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int gpio_busy; // Busy pin
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};
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class LowLevelDisplayEPaper : public LowLevelDisplay {
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private:
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const epaper_config* config;
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int width;
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int height;
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bool initialized;
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uint8_t* framebuffer; // E-paper needs a framebuffer
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bool dirty; // Track if display needs refresh
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public:
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LowLevelDisplayEPaper(const epaper_config* cfg, int w, int h);
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~LowLevelDisplayEPaper() override;
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// Core display operations - native 1-bit monochrome
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bool init() override;
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void clear(bool white = true) override;
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void draw_pixel(int x, int y, bool white) override;
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void draw_buffer(const uint8_t* bit_buffer) override;
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void refresh() override; // Actually update the e-paper display
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// Display properties
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int get_width() const override { return width; }
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int get_height() const override { return height; }
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DisplayType get_type() const override { return DISPLAY_TYPE_EPAPER; }
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bool is_color() const override { return false; } // Most e-paper is monochrome
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// E-paper specific
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void clear_display();
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void sleep(); // Put display in low power mode
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};
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#endif // LOW_LEVEL_DISPLAY_EPAPER_H
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