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Copy pathSSD1306.cpp
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SSD1306.cpp
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#include "SSD1306.h"
/**
* @author Saurav Sajeev
*/
static const uint8_t PROGMEM fonts[96][5] =
{
{0x00, 0x00, 0x00, 0x00, 0x00}, // ' '
{0x00, 0x00, 0x5F, 0x00, 0x00}, // '!'
{0x00, 0x07, 0x00, 0x07, 0x00}, // '"'
{0x14, 0x7F, 0x14, 0x7F, 0x14}, // '#'
{0x24, 0x2A, 0x7F, 0x2A, 0x12}, // '$'
{0x23, 0x13, 0x08, 0x64, 0x62}, // '%'
{0x36, 0x49, 0x55, 0x22, 0x50}, // '&'
{0x00, 0x05, 0x03, 0x00, 0x00}, // '''
{0x00, 0x1C, 0x22, 0x41, 0x00}, // '('
{0x00, 0x41, 0x22, 0x1C, 0x00}, // ')'
{0x14, 0x08, 0x3E, 0x08, 0x14}, // '*'
{0x08, 0x08, 0x3E, 0x08, 0x08}, // '+'
{0x00, 0x50, 0x30, 0x00, 0x00}, // ','
{0x08, 0x08, 0x08, 0x08, 0x08}, // '-'
{0x00, 0x60, 0x60, 0x00, 0x00}, // '.'
{0x20, 0x10, 0x08, 0x04, 0x02}, // '/'
{0x3E, 0x51, 0x49, 0x45, 0x3E}, // '0'
{0x00, 0x42, 0x7F, 0x40, 0x00}, // '1'
{0x42, 0x61, 0x51, 0x49, 0x46}, // '2'
{0x21, 0x41, 0x45, 0x4B, 0x31}, // '3'
{0x18, 0x14, 0x12, 0x7F, 0x10}, // '4'
{0x27, 0x45, 0x45, 0x45, 0x39}, // '5'
{0x3C, 0x4A, 0x49, 0x49, 0x30}, // '6'
{0x01, 0x71, 0x09, 0x05, 0x03}, // '7'
{0x36, 0x49, 0x49, 0x49, 0x36}, // '8'
{0x06, 0x49, 0x49, 0x29, 0x1E}, // '9'
{0x00, 0x36, 0x36, 0x00, 0x00}, // ':'
{0x00, 0x56, 0x36, 0x00, 0x00}, // ';'
{0x08, 0x14, 0x22, 0x41, 0x00}, // '<'
{0x14, 0x14, 0x14, 0x14, 0x14}, // '='
{0x00, 0x41, 0x22, 0x14, 0x08}, // '>'
{0x02, 0x01, 0x51, 0x09, 0x06}, // '?'
{0x32, 0x49, 0x79, 0x41, 0x3E}, // '@'
{0x7E, 0x11, 0x11, 0x11, 0x7E}, // 'A'
{0x7F, 0x49, 0x49, 0x49, 0x36}, // 'B'
{0x3E, 0x41, 0x41, 0x41, 0x22}, // 'C'
{0x7F, 0x41, 0x41, 0x22, 0x1C}, // 'D'
{0x7F, 0x49, 0x49, 0x49, 0x41}, // 'E'
{0x7F, 0x09, 0x09, 0x09, 0x01}, // 'F'
{0x3E, 0x41, 0x49, 0x49, 0x7A}, // 'G'
{0x7F, 0x08, 0x08, 0x08, 0x7F}, // 'H'
{0x00, 0x41, 0x7F, 0x41, 0x00}, // 'I'
{0x20, 0x40, 0x41, 0x3F, 0x01}, // 'J'
{0x7F, 0x08, 0x14, 0x22, 0x41}, // 'K'
{0x7F, 0x40, 0x40, 0x40, 0x40}, // 'L'
{0x7F, 0x02, 0x0C, 0x02, 0x7F}, // 'M'
{0x7F, 0x04, 0x08, 0x10, 0x7F}, // 'N'
{0x3E, 0x41, 0x41, 0x41, 0x3E}, // 'O'
{0x7F, 0x09, 0x09, 0x09, 0x06}, // 'P'
{0x3E, 0x41, 0x51, 0x21, 0x5E}, // 'Q'
{0x7F, 0x09, 0x19, 0x29, 0x46}, // 'R'
{0x46, 0x49, 0x49, 0x49, 0x31}, // 'S'
{0x01, 0x01, 0x7F, 0x01, 0x01}, // 'T'
{0x3F, 0x40, 0x40, 0x40, 0x3F}, // 'U'
{0x1F, 0x20, 0x40, 0x20, 0x1F}, // 'V'
{0x3F, 0x40, 0x38, 0x40, 0x3F}, // 'W'
{0x63, 0x14, 0x08, 0x14, 0x63}, // 'X'
{0x07, 0x08, 0x70, 0x08, 0x07}, // 'Y'
{0x61, 0x51, 0x49, 0x45, 0x43}, // 'Z'
{0x00, 0x7F, 0x41, 0x41, 0x00}, // '['
{0x02, 0x04, 0x08, 0x10, 0x20}, // '\'
{0x00, 0x41, 0x41, 0x7F, 0x00}, // ']'
{0x04, 0x02, 0x01, 0x02, 0x04}, // '^'
{0x40, 0x40, 0x40, 0x40, 0x40}, // '_'
{0x00, 0x01, 0x02, 0x04, 0x00}, // '`'
{0x20, 0x54, 0x54, 0x54, 0x78}, // 'a'
{0x7F, 0x48, 0x44, 0x44, 0x38}, // 'b'
{0x38, 0x44, 0x44, 0x44, 0x20}, // 'c'
{0x38, 0x44, 0x44, 0x48, 0x7F}, // 'd'
{0x38, 0x54, 0x54, 0x54, 0x18}, // 'e'
{0x08, 0x7E, 0x09, 0x01, 0x02}, // 'f'
{0x0C, 0x52, 0x52, 0x52, 0x3E}, // 'g'
{0x7F, 0x08, 0x04, 0x04, 0x78}, // 'h'
{0x00, 0x44, 0x7D, 0x40, 0x00}, // 'i'
{0x20, 0x40, 0x44, 0x3D, 0x00}, // 'j'
{0x7F, 0x10, 0x28, 0x44, 0x00}, // 'k'
{0x00, 0x41, 0x7F, 0x40, 0x00}, // 'l'
{0x7C, 0x04, 0x18, 0x04, 0x78}, // 'm'
{0x7C, 0x08, 0x04, 0x04, 0x78}, // 'n'
{0x38, 0x44, 0x44, 0x44, 0x38}, // 'o'
{0x7C, 0x14, 0x14, 0x14, 0x08}, // 'p'
{0x08, 0x14, 0x14, 0x18, 0x7C}, // 'q'
{0x7C, 0x08, 0x04, 0x04, 0x08}, // 'r'
{0x48, 0x54, 0x54, 0x54, 0x20}, // 's'
{0x04, 0x3F, 0x44, 0x40, 0x20}, // 't'
{0x3C, 0x40, 0x40, 0x20, 0x7C}, // 'u'
{0x1C, 0x20, 0x40, 0x20, 0x1C}, // 'v'
{0x3C, 0x40, 0x30, 0x40, 0x3C}, // 'w'
{0x44, 0x28, 0x10, 0x28, 0x44}, // 'x'
{0x0C, 0x50, 0x50, 0x50, 0x3C}, // 'y'
{0x44, 0x64, 0x54, 0x4C, 0x44}, // 'z'
{0x00, 0x08, 0x36, 0x41, 0x00}, // '{'
{0x00, 0x00, 0x7F, 0x00, 0x00}, // '|'
{0x00, 0x41, 0x36, 0x08, 0x00}, // '}'
{0x08, 0x08, 0x2A, 0x1C, 0x08} // '~'
};
static const uint8_t PROGMEM progressBarSet[11][6][5] =
{
{
// V1
// empty
{0x3E, 0x41, 0x41, 0x41, 0x41}, // start
{0x41, 0x41, 0x41, 0x41, 0x3E}, // end
{0x41, 0x41, 0x41, 0x41, 0x41}, // intermediate
// fill
{0x3E, 0x7F, 0x7F, 0x7F, 0x7F}, // start
{0x7F, 0x7F, 0x7F, 0x7F, 0x3E}, // end
{0x7F, 0x7F, 0x7F, 0x7F, 0x7F}, // intermediate
},
{
// V2
// empty
{0x18, 0x18, 0x18, 0x18, 0x18},
{0x18, 0x18, 0x18, 0x18, 0x18},
{0x18, 0x18, 0x18, 0x18, 0x18},
// fill
{0x3E, 0x7F, 0x7F, 0x7F, 0x7F},
{0x7F, 0x7F, 0x7F, 0x7F, 0x3E},
{0x7F, 0x7F, 0x7F, 0x7F, 0x7F},
},
{
// V3
// empty
{0x7E, 0xC3, 0xC3, 0xC3, 0xC3},
{0xC3, 0xC3, 0xC3, 0xC3, 0x7E},
{0xC3, 0xC3, 0xC3, 0xC3, 0xC3},
// fill
{0x7E, 0xDB, 0xDB, 0xDB, 0xDB},
{0xDB, 0xDB, 0xDB, 0xDB, 0x7E},
{0xDB, 0xDB, 0xDB, 0xDB, 0xDB},
},
{
// V4
// empty
{0xFF, 0x81, 0x81, 0x81, 0x81},
{0x81, 0x81, 0x81, 0x81, 0xFF},
{0x81, 0x81, 0x81, 0x81, 0x81},
// fill
{0xFF, 0xFF, 0xFF, 0xFF, 0xFF},
{0xFF, 0xFF, 0xFF, 0xFF, 0xFF},
{0xFF, 0xFF, 0xFF, 0xFF, 0xFF},
},
{
// V5
// empty
{0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00},
// fill
{0x1C, 0x1C, 0x1C, 0x1C, 0x1C},
{0x1C, 0x1C, 0x1C, 0x1C, 0x1C},
{0x1C, 0x1C, 0x1C, 0x1C, 0x1C},
},
{
// V6
// empty
{0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00},
// fill
{0x10, 0x38, 0x38, 0x38, 0x38},
{0x38, 0x38, 0x38, 0x38, 0x10},
{0x38, 0x38, 0x38, 0x38, 0x38},
},
{
// V7
// empty
{0x38, 0x44, 0x44, 0x44, 0x44},
{0x44, 0x44, 0x44, 0x44, 0x38},
{0x44, 0x44, 0x44, 0x44, 0x44},
// fill
{0x38, 0x7C, 0x7C, 0x7C, 0x7C},
{0x7C, 0x7C, 0x7C, 0x7C, 0x38},
{0x7C, 0x7C, 0x7C, 0x7C, 0x7C},
},
{
// V8
// empty
{0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00},
{0x00, 0x00, 0x00, 0x00, 0x00},
// fill
{0x38, 0x7C, 0x7C, 0x7C, 0x7C},
{0x7C, 0x7C, 0x7C, 0x7C, 0x38},
{0x7C, 0x7C, 0x7C, 0x7C, 0x7C},
},
{
// V9
// empty
{0x10, 0x38, 0x38, 0x38, 0x10},
{0x10, 0x38, 0x38, 0x38, 0x10},
{0x10, 0x38, 0x38, 0x38, 0x10},
// fill
{0x38, 0x7C, 0x7C, 0x7C, 0x38},
{0x38, 0x7C, 0x7C, 0x7C, 0x38},
{0x38, 0x7C, 0x7C, 0x7C, 0x38},
},
{
// V10
// empty
{0x38, 0x44, 0x44, 0x44, 0x38},
{0x38, 0x44, 0x44, 0x44, 0x38},
{0x38, 0x44, 0x44, 0x44, 0x38},
// fill
{0x38, 0x7C, 0x7C, 0x7C, 0x38},
{0x38, 0x7C, 0x7C, 0x7C, 0x38},
{0x38, 0x7C, 0x7C, 0x7C, 0x38},
},
{
// V11
// empty
{0x3E, 0x7F, 0x7F, 0x7F, 0x7F},
{0x7F, 0x7F, 0x7F, 0x7F, 0x3E},
{0x38, 0x7C, 0x7C, 0x7C, 0x38},
{0x3E, 0x7F, 0x7F, 0x7F, 0x3E},
{0x7F, 0x7F, 0x7F, 0x7F, 0x7F},
{0x7F, 0x7F, 0x7F, 0x7F, 0x3E},
},
};
static const uint8_t PROGMEM progressBarSet1[2][20] =
{
{0x3E, 0x7F, 0x7F, 0x7F, 0x7F,
0x7F, 0x7F, 0x7F, 0x7F, 0x7F,
0x7F, 0x7F, 0x7F, 0x7F, 0x7F,
0x7F, 0x7F, 0x7F, 0x7F, 0x3E},
{0x1C, 0x3E, 0x3E, 0x3E, 0x3E,
0x3E, 0x3E, 0x3E, 0x3E, 0x3E,
0x3E, 0x3E, 0x3E, 0x3E, 0x3E,
0x3E, 0x3E, 0x3E, 0x3E, 0x1C},
};
OLED::OLED(uint8_t width, uint8_t height)
{
WIDTH = width;
HEIGHT = height;
address = ADDR;
}
OLED::OLED(uint8_t width, uint8_t height, uint8_t address)
{
WIDTH = width;
HEIGHT = height;
OLED::address = address;
}
void OLED::begin()
{
Wire.begin();
Wire.setClock(200000);
autoSetup();
setPowerMode(BALANCED_MODE);
clearBuffer();
}
void OLED::autoSetup()
{
uint8_t cmdList[] =
{
OLED_OFF, DISP_CLOCK_DIV_RATIO,
CLK_RATIO_RST, MULTIPLEX,
HEIGHT - 1, DISP_OFFSET,
OFFSET_NO, START_LINE, CHRG_PUMP,
CHRG_PUMP_75, MEM_ADDRESS_MODE,
HORIZONTAL, SEG_REMAP_127,
COM_OUT_SCAN_REMAP, COM_CONFIG,
COM_ALT, CONTRAST,
CONTRAST_MAX, PRE_CHRG,
PRE_CHRG_RST, VCOMH_DESEL,
VCOMH_77, TURN_ON_ALL_PIXELS,
SET_DISP_NORMAL, OLED_ON};
for (int i = 0; i < 25; i++)
execute(cmdList[i]);
IS_SETUP = true;
setFont(fonts);
clearScr();
}
void OLED::setFont(const uint8_t (*fontArray)[5])
{
fontSet = fontArray;
fontWidth = 5;
}
OLED &OLED::operator<<(String string)
{
outMode = 0;
count = 0;
stringToPrint = string;
return *this;
}
OLED &OLED::operator[](const uint8_t *bitmap)
{
outMode = 1;
count = 0;
imgData = bitmap;
return *this;
}
OLED &OLED::operator<<(int coordinate)
{
if (outMode == 0)
{
if (count == 0)
{
bitmapCoords[count] = coordinate;
count++;
}
else if (count == 1)
{
print(stringToPrint, bitmapCoords[0], coordinate);
count = 0;
}
}
else
{
if (count < 3)
{
bitmapCoords[count] = coordinate;
count++;
}
else if (count == 3)
{
draw(imgData, bitmapCoords[0], bitmapCoords[1], bitmapCoords[2], coordinate);
count = 0;
outMode = 0;
}
}
return *this;
}
void OLED::clearCustomFont()
{
setFont(fonts);
fontWidth = 5;
}
void OLED::execute(uint8_t instruction)
{
Wire.beginTransmission(address);
Wire.write(0x00);
Wire.write(instruction);
Wire.endTransmission();
}
void OLED::print(String string, uint8_t x, uint8_t y)
{
step = 0;
charWidth = 0;
if (IS_SETUP)
{
delete[] tempString;
convert(string);
charWidth += x;
char *ptr = tempString;
while (*ptr)
{
getFont(*ptr++, false, y);
if (charWidth >= 127)
{
charWidth = charWidth - WIDTH;
y += 8;
}
}
delete[] tempString;
tempString = nullptr;
}
}
void OLED::printHighlighted(String string, uint8_t x, uint8_t y)
{
step = 0;
charWidth = 0;
if (IS_SETUP)
{
delete[] tempString;
convert(string);
charWidth += x;
char *ptr = tempString;
while (*ptr)
{
getFont(*ptr++, true, y);
if (charWidth >= 127)
{
charWidth = charWidth - WIDTH;
y += 8;
}
}
delete[] tempString;
tempString = nullptr;
}
}
void OLED::printAnimated(String string, uint8_t x, uint8_t y, int delay, bool highlight)
{
step = 0;
charWidth = 0;
if (IS_SETUP)
{
delete[] tempString;
convert(string);
charWidth += x;
char *ptr = tempString;
while (*ptr)
{
getFont(*ptr++, highlight, y);
if (charWidth >= 127)
{
charWidth = charWidth - WIDTH;
y += 8;
}
displayBuffer();
::delay(delay);
}
delete[] tempString;
tempString = nullptr;
}
}
void OLED::convert(String string)
{
tempString = new char[string.length() + 1];
string.toCharArray(tempString, string.length() + 1);
}
char *OLED::convertString(String string)
{
char *str = new char[string.length() + 1];
string.toCharArray(str, string.length() + 1);
return str;
}
void OLED::print_c(String string, uint8_t x, uint8_t y)
{
step = 0;
charWidth = 0;
if (IS_SETUP)
{
delete[] tempString;
convert(string);
clearScr();
charWidth += x;
char *ptr = tempString;
while (*ptr)
{
getFont(*ptr++, false, y);
if (charWidth >= 127)
{
charWidth = charWidth - WIDTH;
y += 8;
}
}
displayBuffer();
delete[] tempString;
tempString = nullptr;
}
}
void OLED::clearScr()
{
if (clear == true)
execute(OLED_OFF);
clearBuffer();
displayBuffer();
execute(OLED_ON);
}
void OLED::clearArea(uint8_t startX, uint8_t endX, uint8_t page)
{
uint8_t diff = endX - startX;
if (startX == endX || startX >= WIDTH || startX < 0 || endX >= WIDTH || endX < 0 || page >= HEIGHT / 8 || page < 0)
return;
setPosition(diff < 0 ? endX : startX, page);
for (uint8_t i = 0; i < abs(diff); i++)
{
sendData(0x00);
}
}
void OLED::turnOffOnClr(bool mode)
{
clear = mode;
}
void OLED::getFont(char c, bool highlight, uint8_t y)
{
if (c == '\n' || WIDTH - charWidth < fontWidth)
{
charWidth += WIDTH - charWidth;
if (c != '\n')
{
charWidth = 0;
for (uint8_t i = 0; i < fontWidth; i++)
{
drawFontPixel(highlight ? ~pgm_read_byte(&fontSet[c - 32][i]) : pgm_read_byte(&fontSet[c - 32][i]), charWidth, y + 8);
charWidth++;
}
drawFontPixel(highlight ? 0xFF : 0x00, charWidth++, y + 8);
step++;
charWidth = WIDTH + fontWidth;
}
else
charWidth = WIDTH;
}
else
{
for (uint8_t i = 0; i < fontWidth; i++)
{
charWidth++;
drawFontPixel(highlight ? ~pgm_read_byte(&fontSet[c - 32][i]) : pgm_read_byte(&fontSet[c - 32][i]), charWidth, y);
}
charWidth++;
drawFontPixel(highlight ? 0xFF : 0x00, charWidth, y);
}
}
void OLED::drawFontPixel(uint8_t data, uint8_t x, uint8_t y)
{
if (x >= WIDTH || y >= HEIGHT)
return;
uint8_t page = y / 8;
uint8_t bitPos = y % 8;
if (bitPos == 0)
{
buffer[x + page * WIDTH] = data;
}
else
{
uint8_t prevData = buffer[x + page * WIDTH];
uint8_t nextData = buffer[x + (page + 1) * WIDTH];
prevData &= ~(0xFF << bitPos);
nextData &= ~(0xFF >> (8 - bitPos));
buffer[x + page * WIDTH] = prevData | (data << bitPos);
buffer[x + (page + 1) * WIDTH] = nextData | (data >> (8 - bitPos));
}
}
void OLED::progressBar(uint8_t progress, uint8_t x, uint8_t y, int style)
{
setPosition(x, y);
progress /= 6.25;
if (style > 15)
style = 4;
if (style < 11)
{
for (uint8_t i = 1; i <= 16; i++)
{
for (uint8_t j = 0; j < 5; j++)
{
if (i <= progress && i > 0)
{
if (i == 1)
sendData(pgm_read_byte(&progressBarSet[style - 1][3][j]));
else if (i == 16)
sendData(pgm_read_byte(&progressBarSet[style - 1][4][j]));
else if (i == progress && style == 2)
sendData(pgm_read_byte(&progressBarSet[style - 1][4][j]));
else
sendData(pgm_read_byte(&progressBarSet[style - 1][5][j]));
}
else
{
if (i == 1)
sendData(pgm_read_byte(&progressBarSet[style - 1][0][j]));
else if (i == 16)
sendData(pgm_read_byte(&progressBarSet[style - 1][1][j]));
else
sendData(pgm_read_byte(&progressBarSet[style - 1][2][j]));
}
}
}
}
else if (style > 13)
{
if (progress > 12)
progress = 12;
for (uint8_t i = 0; i < 13; i++)
{
if (i == progress)
{
for (uint8_t j = 0; j < 20; j++)
{
sendData(pgm_read_byte(&progressBarSet1[style - 14][j]));
}
}
else
{
for (uint8_t j = 0; j < 5; j++)
{
sendData(0x00);
}
}
}
}
else
{
if (progress < 15)
{
uint8_t setVal = style - 10;
if (style == 11)
setVal = 0;
for (uint8_t i = 0; i <= 16; i++)
{
for (uint8_t j = 0; j < 5; j++)
{
if (i == progress && i < 15)
sendData(pgm_read_byte(&progressBarSet[10][setVal][j]));
else if (i == progress + 1 && i < 16 && style == 11)
sendData(pgm_read_byte(&progressBarSet[10][setVal + 1][j]));
else
sendData(0x00);
}
}
}
}
delay(1);
}
void OLED::setPosition(uint8_t x, uint8_t y)
{
execute(SET_PG_ADDR);
execute(y < HEIGHT / 8 ? y : HEIGHT / 8 - 1);
execute((HEIGHT / 8) - 1);
execute(0x00 + (x % 16));
execute(0x10 + (x / 16));
}
void OLED::sendData(uint8_t data)
{
Wire.beginTransmission(address);
Wire.write(0x40);
Wire.write(data);
Wire.endTransmission();
}
void OLED::setBrightness(uint8_t brightness)
{
execute(CONTRAST);
execute((brightness * 255) / 100);
}
void OLED::draw(const uint8_t *dataSet, uint8_t x, uint8_t y, uint8_t width, uint8_t height)
{
uint8_t vPos = y > 7 ? 7 : y;
setPosition(x, vPos);
for (uint8_t multiplier = 0; multiplier < height / 8; multiplier++)
{
charWidth = x;
for (uint8_t row = 0; row < width / 8; row++)
{
for (uint8_t b = 0; b < 8; b++)
{
uint8_t byte = 0;
for (uint8_t col = 0; col < 8; col++)
byte |= ((pgm_read_byte(&dataSet[((width / 8) * (height / 8) * multiplier) + (col * (width / 8) + row)]) & (0x80 >> b)) >> 7 - b) << col;
sendData(byte);
charWidth++;
if (charWidth > 127)
break;
}
if (charWidth > 127)
break;
}
vPos++;
if (vPos > (HEIGHT / 8) - 1)
break;
setPosition(x, vPos);
}
}
void OLED::setPowerMode(uint8_t mode)
{
if (mode > 0x00 && mode < 0x04)
{
currentPowerMode = mode;
switch (mode)
{
case TURBO_MODE:
performancePowerMode();
Wire.setClock(1000000);
break;
case PERFORMANCE_MODE:
performancePowerMode();
Wire.setClock(400000);
break;
case BALANCED_MODE:
balancedPowerMode();
Wire.setClock(200000);
break;
case LOW_POWER_MODE:
lowPowerMode();
Wire.setClock(100000);
break;
}
}
}
void OLED::performancePowerMode()
{
execute(DISP_CLOCK_DIV_RATIO);
execute(CLK_RATIO_HIGH);
execute(CHRG_PUMP);
execute(CHRG_PUMP_75);
execute(PRE_CHRG);
execute(0xF1);
execute(VCOMH_DESEL);
execute(VCOMH_83);
}
void OLED::balancedPowerMode()
{
execute(DISP_CLOCK_DIV_RATIO);
execute(CLK_RATIO_MED);
execute(CHRG_PUMP);
execute(CHRG_PUMP_75);
execute(PRE_CHRG);
execute(PRE_CHRG_RST);
execute(VCOMH_DESEL);
execute(VCOMH_77);
}
void OLED::lowPowerMode()
{
execute(DISP_CLOCK_DIV_RATIO);
execute(CLK_RATIO_LOW);
execute(CHRG_PUMP);
execute(CHRG_PUMP_85);
execute(PRE_CHRG);
execute(PRE_CHRG_RST);
execute(VCOMH_DESEL);
execute(VCOMH_65);
}
void OLED::superBrightness(bool mode)
{
if (mode)
{
setBrightness(100);
execute(DISP_CLOCK_DIV_RATIO);
execute(0xF4);
execute(CHRG_PUMP);
execute(CHRG_PUMP_75);
execute(PRE_CHRG);
execute(PRE_CHRG_MAX);
execute(VCOMH_DESEL);
execute(VCOMH_83);
}
else
setPowerMode(currentPowerMode);
}
void OLED::invertDisplay()
{
if (!invert)
{
execute(INVERT);
invert = 1;
}
else
{
execute(REVERT);
invert = 0;
}
}
void OLED::entireDisplayON()
{
execute(ENTIRE_DISP_ON);
}
void OLED::entireDisplayOFF()
{
execute(RESUME_FROM_VRAM);
}
void OLED::drawCircleQuarter(uint8_t centerX, uint8_t centerY, uint8_t radius, uint8_t corner)
{
int x = radius, y = 0;
int decisionOver2 = 1 - x;
while (y <= x)
{
switch (corner)
{
case 1:
drawPixel(centerX - x, centerY - y);
drawPixel(centerX - y, centerY - x);
break;
case 2:
drawPixel(centerX + x, centerY - y);
drawPixel(centerX + y, centerY - x);
break;
case 3:
drawPixel(centerX - x, centerY + y);
drawPixel(centerX - y, centerY + x);
break;
case 4:
drawPixel(centerX + x, centerY + y);
drawPixel(centerX + y, centerY + x);
break;
}
y++;
if (decisionOver2 <= 0)
{
decisionOver2 += 2 * y + 1;
}
else
{
x--;
decisionOver2 += 2 * (y - x) + 1;
}
}
}
void OLED::rectangle(uint8_t startX, uint8_t startY, uint8_t width, uint8_t height, uint8_t cornerRadius, uint8_t thickness, bool fill)
{
if (cornerRadius > (width / 2))
cornerRadius = width / 2;
if (cornerRadius > (height / 2))
cornerRadius = height / 2;
startX = checkXBounds(startX);
startY = checkYBounds(startY);
if (thickness > 10)
thickness = 10;
for (uint8_t t = 0; t < thickness; t++)
{
uint8_t innerStartX = startX + t;
uint8_t innerStartY = startY + t;
uint8_t innerWidth = width - 2 * t;
uint8_t innerHeight = height - 2 * t;
line(innerStartX + cornerRadius, innerStartY, innerStartX + innerWidth - cornerRadius, innerStartY, 1);
line(innerStartX + cornerRadius, innerStartY + innerHeight, innerStartX + innerWidth - cornerRadius, innerStartY + innerHeight, 1);
line(innerStartX, innerStartY + cornerRadius, innerStartX, innerStartY + innerHeight - cornerRadius, 1);
line(innerStartX + innerWidth, innerStartY + cornerRadius, innerStartX + innerWidth, innerStartY + innerHeight - cornerRadius, 1);
if (cornerRadius > 0)
{
drawCircleQuarter(innerStartX + cornerRadius, innerStartY + cornerRadius, cornerRadius, 1);
drawCircleQuarter(innerStartX + innerWidth - cornerRadius, innerStartY + cornerRadius, cornerRadius, 2);
drawCircleQuarter(innerStartX + innerWidth - cornerRadius, innerStartY + innerHeight - cornerRadius, cornerRadius, 4);
drawCircleQuarter(innerStartX + cornerRadius, innerStartY + innerHeight - cornerRadius, cornerRadius, 3);
}
}
if (fill)
{
for (uint8_t i = startX + cornerRadius; i < startX + width - cornerRadius; i++)
{
for (uint8_t j = startY + 1; j < startY + height; j++)
{
drawPixel(i, j);
}
}
for (uint8_t i = startX + 1; i < startX + width; i++)
{
for (uint8_t j = startY + cornerRadius; j < startY + height - cornerRadius; j++)
{
drawPixel(i, j);
}
}
}
if (cornerRadius > 0 && fill)
{
for (int16_t x = -cornerRadius; x <= cornerRadius; x++)
{
for (int16_t y = -cornerRadius; y <= cornerRadius; y++)
{
if (x * x + y * y <= cornerRadius * cornerRadius)
{
drawPixel(startX + cornerRadius + x, startY + cornerRadius + y);
drawPixel(startX + width - cornerRadius + x, startY + cornerRadius + y);
drawPixel(startX + cornerRadius + x, startY + height - cornerRadius + y);
drawPixel(startX + width - cornerRadius + x, startY + height - cornerRadius + y);
}
}
}
}
}
uint8_t OLED::checkXBounds(uint8_t x)
{
uint8_t r = x < 0 ? 0 : x;
return r >= WIDTH ? WIDTH - 1 : r;
}
uint8_t OLED::checkYBounds(uint8_t y)
{
uint8_t r = y < 0 ? 0 : y;
return r >= HEIGHT ? HEIGHT - 1 : r;
}
void OLED::drawPixel(uint8_t x, uint8_t y)
{
if (x > WIDTH || y > HEIGHT)
return;
uint8_t page = y / 8;
uint8_t bit = y % 8;
buffer[x + page * 128] |= (1 << bit);
}
void OLED::line(uint8_t startX, uint8_t startY, uint8_t endX, uint8_t endY, uint8_t thickness)
{
startX = checkXBounds(startX);
startY = checkYBounds(startY);
endX = checkXBounds(endX);
endY = checkYBounds(endY);
int dx = abs(endX - startX);
int dy = -abs(endY - startY);
int sx = startX < endX ? 1 : -1;
int sy = startY < endY ? 1 : -1;
int err = dx + dy;
for (int i = -thickness / 2; i <= thickness / 2; i++)
{
int startX_offset = startX + i * sy;
int startY_offset = startY - i * sx;
int endX_offset = endX + i * sy;
int endY_offset = endY - i * sx;
int err_offset = err;
while (true)
{
drawPixel(startX_offset, startY_offset);
if (startX_offset == endX_offset && startY_offset == endY_offset)
break;
int e2 = 2 * err_offset;
if (e2 >= dy)
{
err_offset += dy;
startX_offset += sx;
}
if (e2 <= dx)
{
err_offset += dx;
startY_offset += sy;
}
}
}
}
void OLED::circle(uint8_t centerX, uint8_t centerY, uint8_t radius, uint8_t thickness)
{
if (thickness < 1)
thickness = 1;
for (uint8_t i = 0; i < thickness; i++)
{
int f = 1 - radius;
int ddF_x = 1;
int ddF_y = -2 * radius;
int x = 0;
int y = radius;
drawPixel(centerX, centerY + radius);
drawPixel(centerX, centerY - radius);
drawPixel(centerX + radius, centerY);
drawPixel(centerX - radius, centerY);
while (x < y)
{
if (f >= 0)
{
y--;
ddF_y += 2;
f += ddF_y;
}