64 lines
1.9 KiB
C
64 lines
1.9 KiB
C
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/*************************************************************************
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* Simple OLED Text & Bitmap Display Library for Arduino
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* Distributed under BSD
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* (C)2013-2018 Stanley Huang <stanley@freematics.com.au>
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*************************************************************************/
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#include <Arduino.h>
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typedef enum {
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FONT_SIZE_SMALL = 0,
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FONT_SIZE_MEDIUM,
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FONT_SIZE_LARGE,
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FONT_SIZE_XLARGE
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} FONT_SIZE;
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#define FLAG_PAD_ZERO 1
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#define FLAG_PIXEL_DOUBLE_H 2
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#define FLAG_PIXEL_DOUBLE_V 4
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#define FLAG_PIXEL_DOUBLE (FLAG_PIXEL_DOUBLE_H | FLAG_PIXEL_DOUBLE_V)
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extern const unsigned char font5x8[][5];
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extern const unsigned char digits8x8[][8] ;
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extern const unsigned char digits16x16[][32];
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extern const unsigned char digits16x24[][48];
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extern const unsigned char font8x16_doslike[][16];
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extern const unsigned char font8x16_terminal[][16];
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extern const uint8_t bitmap_tick[];
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extern const uint8_t bitmap_cross[];
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class LCD_Common
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{
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public:
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void setFontSize(FONT_SIZE size) { m_font = size; }
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void setFlags(byte flags) { m_flags = flags; }
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virtual void backlight(bool on) {}
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virtual void draw(const byte* buffer, byte width, byte height) {}
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void printInt(uint16_t value, int8_t padding = -1);
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void printLong(uint32_t value, int8_t padding = -1);
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protected:
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virtual void writeDigit(byte n) {}
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byte m_font = FONT_SIZE_SMALL;
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byte m_flags = 0;
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};
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class OLED_SH1106 : public LCD_Common, public Print
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{
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public:
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void begin();
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void setCursor(byte column, byte line);
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void draw(const byte* buffer, byte width, byte height);
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size_t write(uint8_t c);
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void clear(byte x = 0, byte y = 0, byte width = 128, byte height = 64);
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void clearLine(byte line);
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byte getLines() { return 21; }
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byte getCols() { return 8; }
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private:
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void WriteCommand(unsigned char ins);
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void WriteData(unsigned char dat);
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void writeDigit(byte n);
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byte m_col = 0;
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byte m_row = 0;
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};
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