A fork of https://github.com/crosspoint-reader/crosspoint-reader
Full screen refresh of EpubReaderScreen every 10 renders
This is done in an effort to minimise ghosting
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src/screens/EpubReaderScreen.cpp
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src/screens/EpubReaderScreen.cpp
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#include "Battery.h"
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constexpr int PAGES_PER_REFRESH = 10;
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constexpr unsigned long SKIP_CHAPTER_MS = 700;
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void EpubReaderScreen::taskTrampoline(void* param) {
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renderer->clearScreen();
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section->renderPage();
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renderStatusBar();
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renderer->flushDisplay();
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if (pagesUntilFullRefresh <= 1) {
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renderer->flushDisplay(false);
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pagesUntilFullRefresh = PAGES_PER_REFRESH;
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} else {
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renderer->flushDisplay();
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pagesUntilFullRefresh--;
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}
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File f = SD.open((epub->getCachePath() + "/progress.bin").c_str(), FILE_WRITE);
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uint8_t data[4];
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void EpubReaderScreen::renderStatusBar() const {
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const auto pageWidth = renderer->getPageWidth();
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std::string progress = std::to_string(section->currentPage + 1) + " / " + std::to_string(section->pageCount);
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const std::string progress = std::to_string(section->currentPage + 1) + " / " + std::to_string(section->pageCount);
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const auto progressTextWidth = renderer->getSmallTextWidth(progress.c_str());
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renderer->drawSmallText(pageWidth - progressTextWidth, 765, progress.c_str());
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const uint16_t percentage = battery.readPercentage();
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auto percentageText = std::to_string(percentage) + "%";
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const auto percentageText = std::to_string(percentage) + "%";
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const auto percentageTextWidth = renderer->getSmallTextWidth(percentageText.c_str());
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renderer->drawSmallText(20, 765, percentageText.c_str());
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// 1 column on left, 2 columns on right, 5 columns of battery body
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constexpr int batteryWidth = 15;
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constexpr int batteryHeight = 10;
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const int x = 0;
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const int y = 772;
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constexpr int x = 0;
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constexpr int y = 772;
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// Top line
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renderer->drawLine(x, y, x + batteryWidth - 4, y, 1);