mirror of
https://github.com/daveallie/crosspoint-reader.git
synced 2025-12-18 15:17:42 +03:00
First pass at moving to SDK EInkDisplay library
This commit is contained in:
Dave Allie
parent
de453fed1d
commit
9e046d7086
@ -9,18 +9,19 @@ inline int max(const int a, const int b) { return a > b ? a : b; }
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template <typename Renderable>
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class EpdFontRenderer {
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Renderable& renderer;
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void renderChar(uint32_t cp, int* x, const int* y, uint16_t color, EpdFontStyle style = REGULAR);
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void renderChar(uint32_t cp, int* x, const int* y, bool pixelState, EpdFontStyle style = REGULAR);
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public:
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const EpdFontFamily* fontFamily;
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explicit EpdFontRenderer(const EpdFontFamily* fontFamily, Renderable& renderer)
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: fontFamily(fontFamily), renderer(renderer) {}
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~EpdFontRenderer() = default;
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void renderString(const char* string, int* x, int* y, uint16_t color, EpdFontStyle style = REGULAR);
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void renderString(const char* string, int* x, int* y, bool pixelState = true, EpdFontStyle style = REGULAR);
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void drawPixel(int x, int y, bool pixelState);
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};
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template <typename Renderable>
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void EpdFontRenderer<Renderable>::renderString(const char* string, int* x, int* y, const uint16_t color,
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void EpdFontRenderer<Renderable>::renderString(const char* string, int* x, int* y, const bool pixelState,
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const EpdFontStyle style) {
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// cannot draw a NULL / empty string
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if (string == nullptr || *string == '\0') {
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@ -34,14 +35,48 @@ void EpdFontRenderer<Renderable>::renderString(const char* string, int* x, int*
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uint32_t cp;
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while ((cp = utf8NextCodepoint(reinterpret_cast<const uint8_t**>(&string)))) {
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renderChar(cp, x, y, color, style);
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renderChar(cp, x, y, pixelState, style);
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}
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*y += fontFamily->getData(style)->advanceY;
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}
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// TODO: Consolidate this with EpdRenderer implementation
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template <typename Renderable>
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void EpdFontRenderer<Renderable>::renderChar(const uint32_t cp, int* x, const int* y, uint16_t color,
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void EpdFontRenderer<Renderable>::drawPixel(const int x, const int y, const bool pixelState) {
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uint8_t* frameBuffer = renderer.getFrameBuffer();
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// Early return if no framebuffer is set
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if (!frameBuffer) {
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Serial.printf("!!No framebuffer\n");
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return;
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}
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// Bounds checking (portrait: 480x800)
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if (x < 0 || x >= EInkDisplay::DISPLAY_HEIGHT || y < 0 || y >= EInkDisplay::DISPLAY_WIDTH) {
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Serial.printf("!!Outside range (%d, %d)\n", x, y);
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return;
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}
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// Rotate coordinates: portrait (480x800) -> landscape (800x480)
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// Rotation: 90 degrees clockwise
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const int16_t rotatedX = y;
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const int16_t rotatedY = EInkDisplay::DISPLAY_HEIGHT - 1 - x;
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// Calculate byte position and bit position
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const uint16_t byteIndex = rotatedY * EInkDisplay::DISPLAY_WIDTH_BYTES + (rotatedX / 8);
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const uint8_t bitPosition = 7 - (rotatedX % 8); // MSB first
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// Set or clear the bit
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if (pixelState) {
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frameBuffer[byteIndex] &= ~(1 << bitPosition); // Clear bit
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} else {
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frameBuffer[byteIndex] |= (1 << bitPosition); // Set bit
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}
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}
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template <typename Renderable>
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void EpdFontRenderer<Renderable>::renderChar(const uint32_t cp, int* x, const int* y, const bool pixelState,
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const EpdFontStyle style) {
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const EpdGlyph* glyph = fontFamily->getGlyph(cp, style);
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if (!glyph) {
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@ -74,7 +109,7 @@ void EpdFontRenderer<Renderable>::renderChar(const uint32_t cp, int* x, const in
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const uint8_t bit_index = 7 - (pixelPosition % 8);
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if ((byte >> bit_index) & 1) {
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renderer.drawPixel(screenX, screenY, color);
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drawPixel(screenX, screenY, pixelState);
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}
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}
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}
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@ -21,11 +21,16 @@ EpdFont ubuntu10Font(&ubuntu_10);
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EpdFont ununtuBold10Font(&ubuntu_bold_10);
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EpdFontFamily ubuntuFontFamily(&ubuntu10Font, &ununtuBold10Font);
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EpdRenderer::EpdRenderer(XteinkDisplay& display)
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: display(display), marginTop(11), marginBottom(30), marginLeft(10), marginRight(10), lineCompression(0.95f) {
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this->regularFontRenderer = new EpdFontRenderer<XteinkDisplay>(&bookerlyFontFamily, display);
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this->smallFontRenderer = new EpdFontRenderer<XteinkDisplay>(&smallFontFamily, display);
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this->uiFontRenderer = new EpdFontRenderer<XteinkDisplay>(&ubuntuFontFamily, display);
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EpdRenderer::EpdRenderer(EInkDisplay& einkDisplay)
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: einkDisplay(einkDisplay),
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marginTop(11),
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marginBottom(30),
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marginLeft(10),
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marginRight(10),
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lineCompression(0.95f) {
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this->regularFontRenderer = new EpdFontRenderer<EInkDisplay>(&bookerlyFontFamily, einkDisplay);
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this->smallFontRenderer = new EpdFontRenderer<EInkDisplay>(&smallFontFamily, einkDisplay);
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this->uiFontRenderer = new EpdFontRenderer<EInkDisplay>(&ubuntuFontFamily, einkDisplay);
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}
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EpdRenderer::~EpdRenderer() {
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@ -34,6 +39,40 @@ EpdRenderer::~EpdRenderer() {
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delete uiFontRenderer;
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}
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void EpdRenderer::drawPixel(const int x, const int y, const bool state) const {
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uint8_t* frameBuffer = einkDisplay.getFrameBuffer();
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// Early return if no framebuffer is set
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if (!frameBuffer) {
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Serial.printf("!!No framebuffer\n");
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return;
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}
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const int adjX = x + marginLeft;
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const int adjY = y + marginTop;
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// Bounds checking (portrait: 480x800)
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if (adjX < 0 || adjX >= EInkDisplay::DISPLAY_HEIGHT || adjY < 0 || adjY >= EInkDisplay::DISPLAY_WIDTH) {
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Serial.printf("!!Outside range (%d, %d)\n", adjX, adjY);
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return;
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}
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// Rotate coordinates: portrait (480x800) -> landscape (800x480)
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// Rotation: 90 degrees clockwise
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const int rotatedX = adjY;
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const int rotatedY = EInkDisplay::DISPLAY_HEIGHT - 1 - adjX;
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// Calculate byte position and bit position
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const uint16_t byteIndex = rotatedY * EInkDisplay::DISPLAY_WIDTH_BYTES + (rotatedX / 8);
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const uint8_t bitPosition = 7 - (rotatedX % 8); // MSB first
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if (state) {
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frameBuffer[byteIndex] &= ~(1 << bitPosition); // Clear bit
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} else {
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frameBuffer[byteIndex] |= 1 << bitPosition; // Set bit
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}
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}
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int EpdRenderer::getTextWidth(const char* text, const EpdFontStyle style) const {
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int w = 0, h = 0;
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@ -58,25 +97,25 @@ int EpdRenderer::getSmallTextWidth(const char* text, const EpdFontStyle style) c
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return w;
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}
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void EpdRenderer::drawText(const int x, const int y, const char* text, const uint16_t color,
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void EpdRenderer::drawText(const int x, const int y, const char* text, const bool state,
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const EpdFontStyle style) const {
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int ypos = y + getLineHeight() + marginTop;
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int xpos = x + marginLeft;
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regularFontRenderer->renderString(text, &xpos, &ypos, color > 0 ? GxEPD_BLACK : GxEPD_WHITE, style);
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regularFontRenderer->renderString(text, &xpos, &ypos, state, style);
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}
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void EpdRenderer::drawUiText(const int x, const int y, const char* text, const uint16_t color,
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void EpdRenderer::drawUiText(const int x, const int y, const char* text, const bool state,
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const EpdFontStyle style) const {
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int ypos = y + uiFontRenderer->fontFamily->getData(style)->advanceY + marginTop;
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int xpos = x + marginLeft;
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uiFontRenderer->renderString(text, &xpos, &ypos, color > 0 ? GxEPD_BLACK : GxEPD_WHITE, style);
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uiFontRenderer->renderString(text, &xpos, &ypos, state, style);
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}
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void EpdRenderer::drawSmallText(const int x, const int y, const char* text, const uint16_t color,
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void EpdRenderer::drawSmallText(const int x, const int y, const char* text, const bool state,
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const EpdFontStyle style) const {
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int ypos = y + smallFontRenderer->fontFamily->getData(style)->advanceY + marginTop;
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int xpos = x + marginLeft;
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smallFontRenderer->renderString(text, &xpos, &ypos, color > 0 ? GxEPD_BLACK : GxEPD_WHITE, style);
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smallFontRenderer->renderString(text, &xpos, &ypos, state, style);
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}
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void EpdRenderer::drawTextBox(const int x, const int y, const std::string& text, const int width, const int height,
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@ -115,51 +154,67 @@ void EpdRenderer::drawTextBox(const int x, const int y, const std::string& text,
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}
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}
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void EpdRenderer::drawLine(int x1, int y1, int x2, int y2, uint16_t color) const {
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display.drawLine(x1 + marginLeft, y1 + marginTop, x2 + marginLeft, y2 + marginTop,
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color > 0 ? GxEPD_BLACK : GxEPD_WHITE);
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void EpdRenderer::drawLine(int x1, int y1, int x2, int y2, const bool state) const {
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if (x1 == x2) {
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if (y2 < y1) {
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std::swap(y1, y2);
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}
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for (int y = y1; y <= y2; y++) {
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drawPixel(x1, y, state);
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}
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} else if (y1 == y2) {
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if (x2 < x1) {
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std::swap(x1, x2);
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}
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for (int x = x1; x <= x2; x++) {
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drawPixel(x, y1, state);
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}
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} else {
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// TODO: Implement
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Serial.println("Line drawing not supported");
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}
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}
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void EpdRenderer::drawRect(const int x, const int y, const int width, const int height, const uint16_t color) const {
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display.drawRect(x + marginLeft, y + marginTop, width, height, color > 0 ? GxEPD_BLACK : GxEPD_WHITE);
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void EpdRenderer::drawRect(const int x, const int y, const int width, const int height, const bool state) const {
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drawLine(x, y, x + width - 1, y, state);
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drawLine(x + width - 1, y, x + width - 1, y + height - 1, state);
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drawLine(x + width - 1, y + height - 1, x, y + height - 1, state);
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drawLine(x, y, x, y + height - 1, state);
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}
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void EpdRenderer::fillRect(const int x, const int y, const int width, const int height, const uint16_t color) const {
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display.fillRect(x + marginLeft, y + marginTop, width, height, color > 0 ? GxEPD_BLACK : GxEPD_WHITE);
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void EpdRenderer::fillRect(const int x, const int y, const int width, const int height, const bool state) const {
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for (int fillY = y; fillY < y + height; fillY++) {
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drawLine(x, fillY, x + width - 1, fillY, state);
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}
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}
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void EpdRenderer::drawCircle(const int x, const int y, const int radius, const uint16_t color) const {
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display.drawCircle(x + marginLeft, y + marginTop, radius, color > 0 ? GxEPD_BLACK : GxEPD_WHITE);
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void EpdRenderer::drawImage(const uint8_t bitmap[], const int x, const int y, const int width, const int height) const {
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drawImageNoMargin(bitmap, x + marginLeft, y + marginTop, width, height);
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}
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void EpdRenderer::fillCircle(const int x, const int y, const int radius, const uint16_t color) const {
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display.fillCircle(x + marginLeft, y + marginTop, radius, color > 0 ? GxEPD_BLACK : GxEPD_WHITE);
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// TODO: Support y-mirror?
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void EpdRenderer::drawImageNoMargin(const uint8_t bitmap[], const int x, const int y, const int width,
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const int height) const {
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einkDisplay.drawImage(bitmap, x, y, width, height);
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}
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void EpdRenderer::drawImage(const uint8_t bitmap[], const int x, const int y, const int width, const int height,
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const bool invert, const bool mirrorY) const {
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drawImageNoMargin(bitmap, x + marginLeft, y + marginTop, width, height, invert, mirrorY);
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}
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void EpdRenderer::drawImageNoMargin(const uint8_t bitmap[], const int x, const int y, const int width, const int height,
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const bool invert, const bool mirrorY) const {
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display.drawImage(bitmap, x, y, width, height, invert, mirrorY);
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}
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void EpdRenderer::clearScreen(const bool black) const {
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void EpdRenderer::clearScreen(const uint8_t color) const {
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Serial.println("Clearing screen");
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display.fillScreen(black ? GxEPD_BLACK : GxEPD_WHITE);
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einkDisplay.clearScreen(color);
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}
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void EpdRenderer::flushDisplay(const bool partialUpdate) const { display.display(partialUpdate); }
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void EpdRenderer::flushDisplay(const bool partialUpdate) const {
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einkDisplay.displayBuffer(partialUpdate ? EInkDisplay::FAST_REFRESH : EInkDisplay::FULL_REFRESH);
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}
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// TODO: Support partial window update
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void EpdRenderer::flushArea(const int x, const int y, const int width, const int height) const {
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display.displayWindow(x + marginLeft, y + marginTop, width, height);
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einkDisplay.displayBuffer();
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}
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int EpdRenderer::getPageWidth() const { return display.width() - marginLeft - marginRight; }
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int EpdRenderer::getPageWidth() const { return EInkDisplay::DISPLAY_HEIGHT - marginLeft - marginRight; }
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int EpdRenderer::getPageHeight() const { return display.height() - marginTop - marginBottom; }
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int EpdRenderer::getPageHeight() const { return EInkDisplay::DISPLAY_WIDTH - marginTop - marginBottom; }
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int EpdRenderer::getSpaceWidth() const { return regularFontRenderer->fontFamily->getGlyph(' ', REGULAR)->advanceX; }
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@ -1,16 +1,14 @@
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#pragma once
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#include <GxEPD2_BW.h>
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#include <EInkDisplay.h>
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#include <EpdFontRenderer.hpp>
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#define XteinkDisplay GxEPD2_BW<GxEPD2_426_GDEQ0426T82, GxEPD2_426_GDEQ0426T82::HEIGHT>
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class EpdRenderer {
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XteinkDisplay& display;
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EpdFontRenderer<XteinkDisplay>* regularFontRenderer;
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EpdFontRenderer<XteinkDisplay>* smallFontRenderer;
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EpdFontRenderer<XteinkDisplay>* uiFontRenderer;
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EInkDisplay& einkDisplay;
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EpdFontRenderer<EInkDisplay>* regularFontRenderer;
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EpdFontRenderer<EInkDisplay>* smallFontRenderer;
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EpdFontRenderer<EInkDisplay>* uiFontRenderer;
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int marginTop;
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int marginBottom;
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int marginLeft;
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@ -18,25 +16,23 @@ class EpdRenderer {
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float lineCompression;
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public:
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explicit EpdRenderer(XteinkDisplay& display);
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explicit EpdRenderer(EInkDisplay& einkDisplay);
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~EpdRenderer();
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void drawPixel(int x, int y, bool state = true) const;
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int getTextWidth(const char* text, EpdFontStyle style = REGULAR) const;
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int getUiTextWidth(const char* text, EpdFontStyle style = REGULAR) const;
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int getSmallTextWidth(const char* text, EpdFontStyle style = REGULAR) const;
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void drawText(int x, int y, const char* text, uint16_t color = 1, EpdFontStyle style = REGULAR) const;
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void drawUiText(int x, int y, const char* text, uint16_t color = 1, EpdFontStyle style = REGULAR) const;
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void drawSmallText(int x, int y, const char* text, uint16_t color = 1, EpdFontStyle style = REGULAR) const;
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void drawText(int x, int y, const char* text, bool state = true, EpdFontStyle style = REGULAR) const;
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void drawUiText(int x, int y, const char* text, bool state = true, EpdFontStyle style = REGULAR) const;
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void drawSmallText(int x, int y, const char* text, bool state = true, EpdFontStyle style = REGULAR) const;
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void drawTextBox(int x, int y, const std::string& text, int width, int height, EpdFontStyle style = REGULAR) const;
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void drawLine(int x1, int y1, int x2, int y2, uint16_t color = 1) const;
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void drawRect(int x, int y, int width, int height, uint16_t color = 1) const;
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void fillRect(int x, int y, int width, int height, uint16_t color = 1) const;
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void drawCircle(int x, int y, int radius, uint16_t color = 1) const;
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void fillCircle(int x, int y, int radius, uint16_t color = 1) const;
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void drawImage(const uint8_t bitmap[], int x, int y, int width, int height, bool invert = false,
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bool mirrorY = false) const;
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void drawImageNoMargin(const uint8_t bitmap[], int x, int y, int width, int height, bool invert = false,
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bool mirrorY = false) const;
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void clearScreen(bool black = false) const;
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void drawLine(int x1, int y1, int x2, int y2, bool state = true) const;
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void drawRect(int x, int y, int width, int height, bool state = true) const;
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void fillRect(int x, int y, int width, int height, bool state = true) const;
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void drawImage(const uint8_t bitmap[], int x, int y, int width, int height) const;
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void drawImageNoMargin(const uint8_t bitmap[], int x, int y, int width, int height) const;
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void clearScreen(uint8_t color = 0xFF) const;
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void flushDisplay(bool partialUpdate = true) const;
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void flushArea(int x, int y, int width, int height) const;
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@ -44,6 +40,7 @@ class EpdRenderer {
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int getPageHeight() const;
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int getSpaceWidth() const;
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int getLineHeight() const;
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// set margins
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void setMarginTop(const int newMarginTop) { this->marginTop = newMarginTop; }
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void setMarginBottom(const int newMarginBottom) { this->marginBottom = newMarginBottom; }
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@ -1 +1 @@
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Subproject commit 8224d278c58e76abf781c2e015f28a09419f27b2
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Subproject commit fe963b32821dec7fb22abbfa22daa8fc67f286d1
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@ -34,7 +34,7 @@ build_flags =
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; Libraries
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lib_deps =
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zinggjm/GxEPD2@^1.6.5
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https://github.com/leethomason/tinyxml2.git#11.0.0
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BatteryMonitor=symlink://open-x4-sdk/libs/hardware/BatteryMonitor
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InputManager=symlink://open-x4-sdk/libs/hardware/InputManager
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EInkDisplay=symlink://open-x4-sdk/libs/display/EInkDisplay
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14
src/main.cpp
14
src/main.cpp
@ -1,7 +1,7 @@
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#include <Arduino.h>
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#include <EInkDisplay.h>
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#include <EpdRenderer.h>
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#include <Epub.h>
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#include <GxEPD2_BW.h>
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#include <InputManager.h>
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#include <SD.h>
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#include <SPI.h>
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@ -28,10 +28,9 @@
|
||||
#define SD_SPI_CS 12
|
||||
#define SD_SPI_MISO 7
|
||||
|
||||
GxEPD2_BW<GxEPD2_426_GDEQ0426T82, GxEPD2_426_GDEQ0426T82::HEIGHT> display(GxEPD2_426_GDEQ0426T82(EPD_CS, EPD_DC,
|
||||
EPD_RST, EPD_BUSY));
|
||||
EInkDisplay einkDisplay(EPD_SCLK, EPD_MOSI, EPD_CS, EPD_DC, EPD_RST, EPD_BUSY);
|
||||
InputManager inputManager;
|
||||
EpdRenderer renderer(display);
|
||||
EpdRenderer renderer(einkDisplay);
|
||||
Screen* currentScreen;
|
||||
CrossPointState appState;
|
||||
|
||||
@ -123,7 +122,7 @@ void enterDeepSleep() {
|
||||
// Enable Wakeup on LOW (button press)
|
||||
esp_deep_sleep_enable_gpio_wakeup(1ULL << InputManager::POWER_BUTTON_PIN, ESP_GPIO_WAKEUP_GPIO_LOW);
|
||||
|
||||
display.hibernate();
|
||||
einkDisplay.deepSleep();
|
||||
|
||||
// Enter Deep Sleep
|
||||
esp_deep_sleep_start();
|
||||
@ -170,10 +169,7 @@ void setup() {
|
||||
SPI.begin(EPD_SCLK, SD_SPI_MISO, EPD_MOSI, EPD_CS);
|
||||
|
||||
// Initialize display
|
||||
const SPISettings spi_settings(SPI_FQ, MSBFIRST, SPI_MODE0);
|
||||
display.init(115200, true, 2, false, SPI, spi_settings);
|
||||
display.setRotation(3); // 270 degrees
|
||||
display.setTextColor(GxEPD_BLACK);
|
||||
einkDisplay.begin();
|
||||
Serial.println("Display initialized");
|
||||
|
||||
exitScreen();
|
||||
|
||||
@ -11,4 +11,5 @@ void BootLogoScreen::onEnter() {
|
||||
renderer.clearScreen();
|
||||
// Location for images is from top right in landscape orientation
|
||||
renderer.drawImage(CrossLarge, (pageHeight - 128) / 2, (pageWidth - 128) / 2, 128, 128);
|
||||
renderer.flushDisplay();
|
||||
}
|
||||
|
||||
@ -4,4 +4,9 @@
|
||||
|
||||
#include "images/SleepScreenImg.h"
|
||||
|
||||
void SleepScreen::onEnter() { renderer.drawImageNoMargin(SleepScreenImg, 0, 0, 800, 480, false, true); }
|
||||
void SleepScreen::onEnter() {
|
||||
renderer.clearScreen();
|
||||
renderer.flushDisplay();
|
||||
renderer.drawImageNoMargin(SleepScreenImg, 0, 0, 800, 480);
|
||||
renderer.flushDisplay();
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user