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FastFreshBWOnColor/驱动文件/GxEPD2_3C.h
YYD 3933184dee Update GxEPD2_3C.h
2024-04-18 19:36:59 +08:00

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// Display Library for SPI e-paper panels from Dalian Good Display and boards from Waveshare.
// Requires HW SPI and Adafruit_GFX. Caution: these e-papers require 3.3V supply AND data lines!
//
// based on Demo Example from Good Display: http://www.e-paper-display.com/download_list/downloadcategoryid=34&isMode=false.html
//
// Author: Jean-Marc Zingg
//
// Version: see library.properties
//
// Library: https://github.com/ZinggJM/GxEPD2
#ifndef _GxEPD2_3C_H_
#define _GxEPD2_3C_H_
// uncomment next line to use class GFX of library GFX_Root instead of Adafruit_GFX
//#include <GFX.h>
#ifndef ENABLE_GxEPD2_GFX
// default is off
#define ENABLE_GxEPD2_GFX 0
#endif
#if ENABLE_GxEPD2_GFX
#include "GxEPD2_GFX.h"
#define GxEPD2_GFX_BASE_CLASS GxEPD2_GFX
#elif defined(_GFX_H_)
#define GxEPD2_GFX_BASE_CLASS GFX
#else
#include <Adafruit_GFX.h>
#define GxEPD2_GFX_BASE_CLASS Adafruit_GFX
#endif
#include "GxEPD2_EPD.h"
// for __has_include see https://en.cppreference.com/w/cpp/preprocessor/include
// see also https://gcc.gnu.org/onlinedocs/cpp/_005f_005fhas_005finclude.html
// #if !defined(__has_include) || __has_include("epd/GxEPD2_102.h") is not portable!
#if defined __has_include
# if __has_include("GxEPD2.h")
# // __has_include can be used
# else
# // __has_include doesn't work for us, include anyway
# undef __has_include
# define __has_include(x) true
# endif
#else
# // no __has_include, include anyway
# define __has_include(x) true
#endif
#if __has_include("epd3c/GxEPD2_154c.h")
#include "epd3c/GxEPD2_154c.h"
#endif
#if __has_include("epd3c/GxEPD2_154_Z90c.h")
#include "epd3c/GxEPD2_154_Z90c.h"
#endif
#if __has_include("epd3c/GxEPD2_213c.h")
#include "epd3c/GxEPD2_213c.h"
#endif
#if __has_include("epd3c/GxEPD2_213_Z19c.h")
#include "epd3c/GxEPD2_213_Z19c.h"
#endif
#if __has_include("epd3c/GxEPD2_213_Z98c.h")
#include "epd3c/GxEPD2_213_Z98c.h"
#endif
#if __has_include("epd3c/GxEPD2_290c.h")
#include "epd3c/GxEPD2_290c.h"
#endif
#if __has_include("epd3c/GxEPD2_290_Z13c.h")
#include "epd3c/GxEPD2_290_Z13c.h"
#endif
#if __has_include("epd3c/GxEPD2_290_C90c.h")
#include "epd3c/GxEPD2_290_C90c.h"
#endif
#if __has_include("epd3c/GxEPD2_266c.h")
#include "epd3c/GxEPD2_266c.h"
#endif
#if __has_include("epd3c/GxEPD2_150_BN.h")
#include "epd3c/GxEPD2_270c.h"
#endif
#if __has_include("epd3c/GxEPD2_420c.h")
#include "epd3c/GxEPD2_420c.h"
#endif
#if __has_include("epd3c/GxEPD2_420c_Z21.h")
#include "epd3c/GxEPD2_420c_Z21.h"
#endif
#if __has_include("epd3c/GxEPD2_583c.h")
#include "epd3c/GxEPD2_583c.h"
#endif
#if __has_include("epd3c/GxEPD2_583c_Z83.h")
#include "epd3c/GxEPD2_583c_Z83.h"
#endif
#if __has_include("epd7c/GxEPD2_565c.h")
#include "epd7c/GxEPD2_565c.h"
#endif
#if __has_include("epd3c/GxEPD2_750c.h")
#include "epd3c/GxEPD2_750c.h"
#endif
#if __has_include("epd3c/GxEPD2_750c_Z08.h")
#include "epd3c/GxEPD2_750c_Z08.h"
#endif
#if __has_include("epd3c/GxEPD2_750c_Z90.h")
#include "epd3c/GxEPD2_750c_Z90.h"
#endif
#if __has_include("epd3c/GxEPD2_1248c.h")
#include "epd3c/GxEPD2_1248c.h"
#endif
template<typename GxEPD2_Type, const uint16_t page_height>
class GxEPD2_3C : public GxEPD2_GFX_BASE_CLASS
{
public:
GxEPD2_Type epd2;
#if ENABLE_GxEPD2_GFX
GxEPD2_3C(GxEPD2_Type epd2_instance) : GxEPD2_GFX_BASE_CLASS(epd2, GxEPD2_Type::WIDTH_VISIBLE, GxEPD2_Type::HEIGHT), epd2(epd2_instance)
#else
GxEPD2_3C(GxEPD2_Type epd2_instance) : GxEPD2_GFX_BASE_CLASS(GxEPD2_Type::WIDTH_VISIBLE, GxEPD2_Type::HEIGHT), epd2(epd2_instance)
#endif
{
_page_height = page_height;
_pages = (HEIGHT / _page_height) + ((HEIGHT % _page_height) > 0);
_mirror = false;
_using_partial_mode = false;
_current_page = 0;
setFullWindow();
}
uint16_t pages()
{
return _pages;
}
uint16_t pageHeight()
{
return _page_height;
}
bool mirror(bool m)
{
_swap_ (_mirror, m);
return m;
}
void drawPixel(int16_t x, int16_t y, uint16_t color)
{
if ((x < 0) || (x >= width()) || (y < 0) || (y >= height())) return;
if (_mirror) x = width() - x - 1;
// check rotation, move pixel around if necessary
switch (getRotation())
{
case 1:
_swap_(x, y);
x = WIDTH - x - 1;
break;
case 2:
x = WIDTH - x - 1;
y = HEIGHT - y - 1;
break;
case 3:
_swap_(x, y);
y = HEIGHT - y - 1;
break;
}
// transpose partial window to 0,0
x -= _pw_x;
y -= _pw_y;
// clip to (partial) window
if ((x < 0) || (x >= int16_t(_pw_w)) || (y < 0) || (y >= int16_t(_pw_h))) return;
// adjust for current page
y -= _current_page * _page_height;
// check if in current page
if ((y < 0) || (y >= int16_t(_page_height))) return;
uint16_t i = x / 8 + y * (_pw_w / 8);
_black_buffer[i] = (_black_buffer[i] | (1 << (7 - x % 8))); // white
_color_buffer[i] = (_color_buffer[i] | (1 << (7 - x % 8)));
if (color == GxEPD_WHITE) return;
else if (color == GxEPD_BLACK) _black_buffer[i] = (_black_buffer[i] & (0xFF ^ (1 << (7 - x % 8))));
else if ((color == GxEPD_RED) || (color == GxEPD_YELLOW)) _color_buffer[i] = (_color_buffer[i] & (0xFF ^ (1 << (7 - x % 8))));
}
void init(uint32_t serial_diag_bitrate = 0) // = 0 : disabled
{
epd2.init(serial_diag_bitrate);
_using_partial_mode = false;
_current_page = 0;
setFullWindow();
}
// init method with additional parameters:
// initial false for re-init after processor deep sleep wake up, if display power supply was kept
// only relevant for b/w displays with fast partial update
// reset_duration = 20 is default; a value of 2 may help with "clever" reset circuit of newer boards from Waveshare
// pulldown_rst_mode true for alternate RST handling to avoid feeding 5V through RST pin
void init(uint32_t serial_diag_bitrate, bool initial, uint16_t reset_duration = 20, bool pulldown_rst_mode = false)
{
epd2.init(serial_diag_bitrate, initial, reset_duration, pulldown_rst_mode);
_using_partial_mode = false;
_current_page = 0;
setFullWindow();
}
// init method with additional parameters:
// SPIClass& spi: either SPI or alternate HW SPI channel
// SPISettings spi_settings: e.g. for higher SPI speed selection
void init(uint32_t serial_diag_bitrate, bool initial, uint16_t reset_duration, bool pulldown_rst_mode, SPIClass& spi, SPISettings spi_settings)
{
epd2.selectSPI(spi, spi_settings);
epd2.init(serial_diag_bitrate, initial, reset_duration, pulldown_rst_mode);
_using_partial_mode = false;
_current_page = 0;
setFullWindow();
}
// release SPI and control pins
void end()
{
epd2.end();
}
void fillScreen(uint16_t color) // 0x0 black, >0x0 white, to buffer
{
uint8_t black = 0xFF;
uint8_t red = 0xFF;
if (color == GxEPD_WHITE);
else if (color == GxEPD_BLACK) black = 0x00;
else if ((color == GxEPD_RED) || (color == GxEPD_YELLOW)) red = 0x00;
for (uint16_t x = 0; x < sizeof(_black_buffer); x++)
{
_black_buffer[x] = black;
_color_buffer[x] = red;
}
}
// display buffer content to screen, useful for full screen buffer
void display(bool partial_update_mode = false)
{
epd2.writeImage(_black_buffer, _color_buffer, 0, 0, GxEPD2_Type::WIDTH, _page_height);
epd2.refresh(partial_update_mode);
if (!partial_update_mode) epd2.powerOff();
}
// display part of buffer content to screen, useful for full screen buffer
// displayWindow, use parameters according to actual rotation.
// x and w should be multiple of 8, for rotation 0 or 2,
// y and h should be multiple of 8, for rotation 1 or 3,
// else window is increased as needed,
// this is an addressing limitation of the e-paper controllers
void displayWindow(uint16_t x, uint16_t y, uint16_t w, uint16_t h)
{
x = gx_uint16_min(x, width());
y = gx_uint16_min(y, height());
w = gx_uint16_min(w, width() - x);
h = gx_uint16_min(h, height() - y);
_rotate(x, y, w, h);
epd2.writeImagePart(_black_buffer, _color_buffer, x, y, GxEPD2_Type::WIDTH, _page_height, x, y, w, h);
epd2.refresh(x, y, w, h);
}
void displayWindowBW(uint16_t x, uint16_t y, uint16_t w, uint16_t h)
{
x = gx_uint16_min(x, width());
y = gx_uint16_min(y, height());
w = gx_uint16_min(w, width() - x);
h = gx_uint16_min(h, height() - y);
_rotate(x, y, w, h);
epd2.writeImagePartNew(_black_buffer, x, y, GxEPD2_Type::WIDTH, _page_height, x, y, w, h);
epd2.refresh_bw(x, y, w, h);
epd2.writeImagePartPrevious(_black_buffer, x, y, GxEPD2_Type::WIDTH, _page_height, x, y, w, h);
}
void setFullWindow()
{
_using_partial_mode = false;
_pw_x = 0;
_pw_y = 0;
_pw_w = GxEPD2_Type::WIDTH;
_pw_h = HEIGHT;
}
// setPartialWindow, use parameters according to actual rotation.
// x and w should be multiple of 8, for rotation 0 or 2,
// y and h should be multiple of 8, for rotation 1 or 3,
// else window is increased as needed,
// this is an addressing limitation of the e-paper controllers
void setPartialWindow(uint16_t x, uint16_t y, uint16_t w, uint16_t h)
{
if (!epd2.hasPartialUpdate) return;
_pw_x = gx_uint16_min(x, width());
_pw_y = gx_uint16_min(y, height());
_pw_w = gx_uint16_min(w, width() - _pw_x);
_pw_h = gx_uint16_min(h, height() - _pw_y);
_rotate(_pw_x, _pw_y, _pw_w, _pw_h);
_using_partial_mode = true;
// make _pw_x, _pw_w multiple of 8
_pw_w += _pw_x % 8;
if (_pw_w % 8 > 0) _pw_w += 8 - _pw_w % 8;
_pw_x -= _pw_x % 8;
}
void firstPage()
{
fillScreen(GxEPD_WHITE);
_current_page = 0;
_second_phase = false;
epd2.setPaged(); // for GxEPD2_154c paged workaround
}
bool nextPage()
{
uint16_t page_ys = _current_page * _page_height;
if (_using_partial_mode)
{
//Serial.print(" 111nextPage("); Serial.print(_pw_x); Serial.print(", "); Serial.print(_pw_y); Serial.print(", ");
//Serial.print(_pw_w); Serial.print(", "); Serial.print(_pw_h); Serial.print(") P"); Serial.println(_current_page);
uint16_t page_ye = _current_page < int16_t(_pages - 1) ? page_ys + _page_height : HEIGHT;
uint16_t dest_ys = _pw_y + page_ys; // transposed
uint16_t dest_ye = gx_uint16_min(_pw_y + _pw_h, _pw_y + page_ye);
if (dest_ye > dest_ys)
{
//Serial.print("1111writeImage("); Serial.print(_pw_x); Serial.print(", "); Serial.print(dest_ys); Serial.print(", ");
//Serial.print(_pw_w); Serial.print(", "); Serial.print(dest_ye - dest_ys); Serial.println(")");
epd2.writeImage(_black_buffer, _color_buffer, _pw_x, dest_ys, _pw_w, dest_ye - dest_ys);
}
else
{
//Serial.print("2222writeImage("); Serial.print(_pw_x); Serial.print(", "); Serial.print(dest_ys); Serial.print(", ");
//Serial.print(_pw_w); Serial.print(", "); Serial.print(dest_ye - dest_ys); Serial.print(") skipped ");
//Serial.print(dest_ys); Serial.print(".."); Serial.println(dest_ye);
}
_current_page++;
if (_current_page == int16_t(_pages))
{
_current_page = 0;
if (!_second_phase)
{
epd2.refresh(_pw_x, _pw_y, _pw_w, _pw_h);
if (epd2.hasFastPartialUpdate)
{
_second_phase = true;
return true;
}
}
return false;
}
fillScreen(GxEPD_WHITE);
return true;
}
else // full update
{
epd2.writeImage(_black_buffer, _color_buffer, 0, page_ys, GxEPD2_Type::WIDTH, gx_uint16_min(_page_height, HEIGHT - page_ys));
_current_page++;
if (_current_page == int16_t(_pages))
{
_current_page = 0;
if ((epd2.panel == GxEPD2::GDEW0154Z04) && (_pages > 1))
{
if (!_second_phase)
{
epd2.refresh(false); // full update after first phase
_second_phase = true;
fillScreen(GxEPD_WHITE);
return true;
}
else epd2.refresh(true); // partial update after second phase
} else epd2.refresh(false); // full update after only phase
epd2.powerOff();
return false;
}
fillScreen(GxEPD_WHITE);
return true;
}
}
bool nextPageBW()
{
if (_using_partial_mode)
{
epd2.writeImagePartFresh(0x13,_black_buffer, _pw_x, _pw_y, _pw_w, _pw_h);
epd2.refresh_bw(_pw_x, _pw_y, _pw_w, _pw_h);
epd2.writeImageRedFix(0x13,_black_buffer, _pw_x, _pw_y, _pw_w, _pw_h);
}
else // full update
{
//epd2.writeImage(_black_buffer, 0, 0, GxEPD2_Type::WIDTH, HEIGHT);
//epd2.refresh(false);
//epd2.writeImagePrevious(_black_buffer, 0, 0, GxEPD2_Type::WIDTH, HEIGHT);
//epd2.powerOff();
}
// 添加返回语句
return false; // 或者根据实际逻辑返回 true 或 false
}
//bool nextPageBW()
//{
// if (1 == _pages)
// {
// if (_using_partial_mode)
// {
// epd2.writeImageNew(_black_buffer, _pw_x, _pw_y, _pw_w, _pw_h);
// epd2.refresh_bw(_pw_x, _pw_y, _pw_w, _pw_h);
// epd2.writeImagePrevious(_black_buffer, _pw_x, _pw_y, _pw_w, _pw_h);
// }
// else // full update
// {
// epd2.writeImage(_black_buffer, 0, 0, GxEPD2_Type::WIDTH, HEIGHT);
// epd2.refresh(false);
// epd2.writeImagePrevious(_black_buffer, 0, 0, GxEPD2_Type::WIDTH, HEIGHT);
// epd2.powerOff();
// }
// return false;
// }
// uint16_t page_ys = _current_page * _page_height;
// if (_using_partial_mode)
// {
// //Serial.print(" nextPage("); Serial.print(_pw_x); Serial.print(", "); Serial.print(_pw_y); Serial.print(", ");
// //Serial.print(_pw_w); Serial.print(", "); Serial.print(_pw_h); Serial.print(") P"); Serial.println(_current_page);
// uint16_t page_ye = _current_page < (_pages - 1) ? page_ys + _page_height : HEIGHT;
// uint16_t dest_ys = _pw_y + page_ys; // transposed
// uint16_t dest_ye = gx_uint16_min(_pw_y + _pw_h, _pw_y + page_ye);
// if (dest_ye > dest_ys)
// {
// //Serial.print("writeImage("); Serial.print(_pw_x); Serial.print(", "); Serial.print(dest_ys); Serial.print(", ");
// //Serial.print(_pw_w); Serial.print(", "); Serial.print(dest_ye - dest_ys); Serial.println(")");
// if (!_second_phase) epd2.writeImageNew(_black_buffer, _pw_x, dest_ys, _pw_w, dest_ye - dest_ys);
// else epd2.writeImagePrevious(_black_buffer, _pw_x, dest_ys, _pw_w, dest_ye - dest_ys);
// }
// else
// {
// //Serial.print("writeImage("); Serial.print(_pw_x); Serial.print(", "); Serial.print(dest_ys); Serial.print(", ");
// //Serial.print(_pw_w); Serial.print(", "); Serial.print(dest_ye - dest_ys); Serial.print(") skipped ");
// //Serial.print(dest_ys); Serial.print(".."); Serial.println(dest_ye);
// }
// _current_page++;
// if (_current_page == _pages)
// {
// _current_page = 0;
// if (!_second_phase)
// {
// epd2.refresh_bw(_pw_x, _pw_y, _pw_w, _pw_h);
// _second_phase = true;
// fillScreen(GxEPD_WHITE);
// return true;
// }
// return false;
// }
// fillScreen(GxEPD_WHITE);
// return true;
// }
// else // full update
// {
// if (!_second_phase) epd2.writeImage(_black_buffer, 0, page_ys, GxEPD2_Type::WIDTH, gx_uint16_min(_page_height, HEIGHT - page_ys));
// else epd2.writeImagePrevious(_black_buffer, 0, page_ys, GxEPD2_Type::WIDTH, gx_uint16_min(_page_height, HEIGHT - page_ys));
// _current_page++;
// if (_current_page == _pages)
// {
// _current_page = 0;
// if (!_second_phase)
// {
// epd2.refresh(false); // full update after first phase
// _second_phase = true;
// fillScreen(GxEPD_WHITE);
// return true;
// }
// epd2.powerOff();
// return false;
// }
// fillScreen(GxEPD_WHITE);
// return true;
// }
//}
// GxEPD style paged drawing; drawCallback() is called as many times as needed
void drawPaged(void (*drawCallback)(const void*), const void* pv)
{
if (_using_partial_mode)
{
for (_current_page = 0; _current_page < _pages; _current_page++)
{
uint16_t page_ys = _current_page * _page_height;
uint16_t page_ye = _current_page < (_pages - 1) ? page_ys + _page_height : HEIGHT;
uint16_t dest_ys = _pw_y + page_ys; // transposed
uint16_t dest_ye = gx_uint16_min(_pw_y + _pw_h, _pw_y + page_ye);
if (dest_ye > dest_ys)
{
fillScreen(GxEPD_WHITE);
drawCallback(pv);
epd2.writeImage(_black_buffer, _color_buffer, _pw_x, dest_ys, _pw_w, dest_ye - dest_ys);
}
}
epd2.refresh(_pw_x, _pw_y, _pw_w, _pw_h);
}
else // full update
{
epd2.setPaged(); // for GxEPD2_154c paged workaround
for (_current_page = 0; _current_page < _pages; _current_page++)
{
uint16_t page_ys = _current_page * _page_height;
fillScreen(GxEPD_WHITE);
drawCallback(pv);
epd2.writeImage(_black_buffer, _color_buffer, 0, page_ys, GxEPD2_Type::WIDTH, gx_uint16_min(_page_height, HEIGHT - page_ys));
}
if (epd2.panel == GxEPD2::GDEW0154Z04)
{ // GxEPD2_154c paged workaround: write color part
for (_current_page = 0; _current_page < _pages; _current_page++)
{
uint16_t page_ys = _current_page * _page_height;
fillScreen(GxEPD_WHITE);
drawCallback(pv);
epd2.writeImage(_black_buffer, _color_buffer, 0, page_ys, GxEPD2_Type::WIDTH, gx_uint16_min(_page_height, HEIGHT - page_ys));
}
}
epd2.refresh(false); // full update
epd2.powerOff();
}
_current_page = 0;
}
void drawInvertedBitmap(int16_t x, int16_t y, const uint8_t bitmap[], int16_t w, int16_t h, uint16_t color)
{
// taken from Adafruit_GFX.cpp, modified
int16_t byteWidth = (w + 7) / 8; // Bitmap scanline pad = whole byte
uint8_t byte = 0;
for (int16_t j = 0; j < h; j++)
{
for (int16_t i = 0; i < w; i++ )
{
if (i & 7) byte <<= 1;
else
{
#if defined(__AVR) || defined(ESP8266) || defined(ESP32)
byte = pgm_read_byte(&bitmap[j * byteWidth + i / 8]);
#else
byte = bitmap[j * byteWidth + i / 8];
#endif
}
if (!(byte & 0x80))
{
drawPixel(x + i, y + j, color);
}
}
}
}
// Support for Bitmaps (Sprites) to Controller Buffer and to Screen
void clearScreen(uint8_t value = 0xFF) // init controller memory and screen (default white)
{
epd2.clearScreen(value);
}
void writeScreenBuffer(uint8_t value = 0xFF) // init controller memory (default white)
{
epd2.writeScreenBuffer(value);
}
// write to controller memory, without screen refresh; x and w should be multiple of 8
void writeImage(const uint8_t bitmap[], int16_t x, int16_t y, int16_t w, int16_t h, bool invert = false, bool mirror_y = false, bool pgm = false)
{
epd2.writeImage(bitmap, x, y, w, h, invert, mirror_y, pgm);
}
void writeImagePart(const uint8_t bitmap[], int16_t x_part, int16_t y_part, int16_t w_bitmap, int16_t h_bitmap,
int16_t x, int16_t y, int16_t w, int16_t h, bool invert = false, bool mirror_y = false, bool pgm = false)
{
epd2.writeImagePart(bitmap, x_part, y_part, w_bitmap, h_bitmap, x, y, w, h, invert, mirror_y, pgm);
}
void writeImage(const uint8_t* black, const uint8_t* color, int16_t x, int16_t y, int16_t w, int16_t h, bool invert, bool mirror_y, bool pgm)
{
epd2.writeImage(black, color, x, y, w, h, invert, mirror_y, pgm);
}
void writeImage(const uint8_t* black, const uint8_t* color, int16_t x, int16_t y, int16_t w, int16_t h)
{
epd2.writeImage(black, color, x, y, w, h, false, false, false);
}
void writeImagePart(const uint8_t* black, const uint8_t* color, int16_t x_part, int16_t y_part, int16_t w_bitmap, int16_t h_bitmap,
int16_t x, int16_t y, int16_t w, int16_t h, bool invert, bool mirror_y, bool pgm)
{
epd2.writeImagePart(black, color, x_part, y_part, w_bitmap, h_bitmap, x, y, w, h, invert, mirror_y, pgm);
}
void writeImagePart(const uint8_t* black, const uint8_t* color, int16_t x_part, int16_t y_part, int16_t w_bitmap, int16_t h_bitmap,
int16_t x, int16_t y, int16_t w, int16_t h)
{
epd2.writeImagePart(black, color, x_part, y_part, w_bitmap, h_bitmap, x, y, w, h, false, false, false);
}
// write sprite of native data to controller memory, without screen refresh; x and w should be multiple of 8
void writeNative(const uint8_t* data1, const uint8_t* data2, int16_t x, int16_t y, int16_t w, int16_t h, bool invert, bool mirror_y, bool pgm)
{
epd2.writeNative(data1, data2, x, y, w, h, invert, mirror_y, pgm);
}
// write to controller memory, with screen refresh; x and w should be multiple of 8
void drawImage(const uint8_t bitmap[], int16_t x, int16_t y, int16_t w, int16_t h, bool invert = false, bool mirror_y = false, bool pgm = false)
{
epd2.drawImage(bitmap, x, y, w, h, invert, mirror_y, pgm);
}
void drawImagePart(const uint8_t bitmap[], int16_t x_part, int16_t y_part, int16_t w_bitmap, int16_t h_bitmap,
int16_t x, int16_t y, int16_t w, int16_t h, bool invert = false, bool mirror_y = false, bool pgm = false)
{
epd2.drawImagePart(bitmap, x_part, y_part, w_bitmap, h_bitmap, x, y, w, h, invert, mirror_y, pgm);
}
void drawImage(const uint8_t* black, const uint8_t* color, int16_t x, int16_t y, int16_t w, int16_t h, bool invert, bool mirror_y, bool pgm)
{
epd2.drawImage(black, color, x, y, w, h, invert, mirror_y, pgm);
}
void drawImage(const uint8_t* black, const uint8_t* color, int16_t x, int16_t y, int16_t w, int16_t h)
{
epd2.drawImage(black, color, x, y, w, h, false, false, false);
}
void drawImagePart(const uint8_t* black, const uint8_t* color, int16_t x_part, int16_t y_part, int16_t w_bitmap, int16_t h_bitmap,
int16_t x, int16_t y, int16_t w, int16_t h, bool invert, bool mirror_y, bool pgm)
{
epd2.drawImagePart(black, color, x_part, y_part, w_bitmap, h_bitmap, x, y, w, h, invert, mirror_y, pgm);
}
void drawImagePart(const uint8_t* black, const uint8_t* color, int16_t x_part, int16_t y_part, int16_t w_bitmap, int16_t h_bitmap,
int16_t x, int16_t y, int16_t w, int16_t h)
{
epd2.drawImagePart(black, color, x_part, y_part, w_bitmap, h_bitmap, x, y, w, h, false, false, false);
}
// write sprite of native data to controller memory, with screen refresh; x and w should be multiple of 8
void drawNative(const uint8_t* data1, const uint8_t* data2, int16_t x, int16_t y, int16_t w, int16_t h, bool invert, bool mirror_y, bool pgm)
{
epd2.drawNative(data1, data2, x, y, w, h, invert, mirror_y, pgm);
}
void refresh(bool partial_update_mode = false) // screen refresh from controller memory to full screen
{
epd2.refresh(partial_update_mode);
if (!partial_update_mode) epd2.powerOff();
}
void refresh(int16_t x, int16_t y, int16_t w, int16_t h) // screen refresh from controller memory, partial screen
{
epd2.refresh(x, y, w, h);
}
// turns off generation of panel driving voltages, avoids screen fading over time
void powerOff()
{
epd2.powerOff();
}
// turns powerOff() and sets controller to deep sleep for minimum power use, ONLY if wakeable by RST (rst >= 0)
void hibernate()
{
epd2.hibernate();
}
private:
template <typename T> static inline void
_swap_(T & a, T & b)
{
T t = a;
a = b;
b = t;
};
static inline uint16_t gx_uint16_min(uint16_t a, uint16_t b)
{
return (a < b ? a : b);
};
static inline uint16_t gx_uint16_max(uint16_t a, uint16_t b)
{
return (a > b ? a : b);
};
void _rotate(uint16_t& x, uint16_t& y, uint16_t& w, uint16_t& h)
{
switch (getRotation())
{
case 1:
_swap_(x, y);
_swap_(w, h);
x = WIDTH - x - w;
break;
case 2:
x = WIDTH - x - w;
y = HEIGHT - y - h;
break;
case 3:
_swap_(x, y);
_swap_(w, h);
y = HEIGHT - y - h;
break;
}
}
private:
uint8_t _black_buffer[(GxEPD2_Type::WIDTH / 8) * page_height];
uint8_t _color_buffer[(GxEPD2_Type::WIDTH / 8) * page_height];
bool _using_partial_mode, _second_phase, _mirror;
uint16_t _width_bytes, _pixel_bytes;
int16_t _current_page;
uint16_t _pages, _page_height;
uint16_t _pw_x, _pw_y, _pw_w, _pw_h;
};
#endif
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