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@ -59,44 +59,55 @@ bool E213Display::begin() { |
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} |
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void E213Display::powerOn() { |
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if (_periph_power) { |
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_periph_power->claim(); |
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} else { |
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#ifdef PIN_VEXT_EN |
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pinMode(PIN_VEXT_EN, OUTPUT); |
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pinMode(PIN_VEXT_EN, OUTPUT); |
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#ifdef PIN_VEXT_EN_ACTIVE |
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digitalWrite(PIN_VEXT_EN, PIN_VEXT_EN_ACTIVE); |
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digitalWrite(PIN_VEXT_EN, PIN_VEXT_EN_ACTIVE); |
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#else |
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digitalWrite(PIN_VEXT_EN, LOW); // Active low
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digitalWrite(PIN_VEXT_EN, LOW); // Active low
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#endif |
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delay(50); // Allow power to stabilize
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#endif |
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} |
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delay(50); // Allow power to stabilize
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} |
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void E213Display::powerOff() { |
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if (_periph_power) { |
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_periph_power->release(); |
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} else { |
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#ifdef PIN_VEXT_EN |
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#ifdef PIN_VEXT_EN_ACTIVE |
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digitalWrite(PIN_VEXT_EN, !PIN_VEXT_EN_ACTIVE); |
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digitalWrite(PIN_VEXT_EN, !PIN_VEXT_EN_ACTIVE); |
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#else |
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digitalWrite(PIN_VEXT_EN, HIGH); // Turn off power
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digitalWrite(PIN_VEXT_EN, HIGH); // Turn off power
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#endif |
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#endif |
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} |
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} |
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void E213Display::turnOn() { |
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if (!_init) begin(); |
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powerOn(); |
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else if (!_isOn) powerOn(); |
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_isOn = true; |
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} |
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void E213Display::turnOff() { |
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powerOff(); |
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_isOn = false; |
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if (_isOn) { |
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powerOff(); |
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_isOn = false; |
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} |
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} |
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void E213Display::clear() { |
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display->clear(); |
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} |
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void E213Display::startFrame(Color bkg) { |
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display_crc.reset(); |
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// Fill screen with white first to ensure clean background
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display->fillRect(0, 0, width(), height(), WHITE); |
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@ -107,31 +118,50 @@ void E213Display::startFrame(Color bkg) { |
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} |
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void E213Display::setTextSize(int sz) { |
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display_crc.update<int>(sz); |
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// The library handles text size internally
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display->setTextSize(sz); |
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} |
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void E213Display::setColor(Color c) { |
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display_crc.update<Color>(c); |
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// implemented in individual display methods
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} |
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void E213Display::setCursor(int x, int y) { |
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display_crc.update<int>(x); |
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display_crc.update<int>(y); |
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display->setCursor(x, y); |
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} |
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void E213Display::print(const char *str) { |
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display_crc.update<char>(str, strlen(str)); |
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display->print(str); |
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} |
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void E213Display::fillRect(int x, int y, int w, int h) { |
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display_crc.update<int>(x); |
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display_crc.update<int>(y); |
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display_crc.update<int>(w); |
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display_crc.update<int>(h); |
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display->fillRect(x, y, w, h, BLACK); |
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} |
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void E213Display::drawRect(int x, int y, int w, int h) { |
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display_crc.update<int>(x); |
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display_crc.update<int>(y); |
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display_crc.update<int>(w); |
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display_crc.update<int>(h); |
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display->drawRect(x, y, w, h, BLACK); |
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} |
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void E213Display::drawXbm(int x, int y, const uint8_t *bits, int w, int h) { |
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display_crc.update<int>(x); |
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display_crc.update<int>(y); |
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display_crc.update<int>(w); |
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display_crc.update<int>(h); |
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display_crc.update<uint8_t>(bits, w * h / 8); |
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// Width in bytes for bitmap processing
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uint16_t widthInBytes = (w + 7) / 8; |
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@ -160,5 +190,9 @@ uint16_t E213Display::getTextWidth(const char *str) { |
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} |
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void E213Display::endFrame() { |
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uint32_t crc = display_crc.finalize(); |
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if (crc != last_display_crc_value) { |
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display->update(); |
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last_display_crc_value = crc; |
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} |
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} |
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