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Show indexing text when indexing

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Dave Allie 2025-12-05 21:12:15 +11:00
parent 12d28e2148
commit e08bac2e10
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GPG Key ID: F2FDDB3AD8D0276F
3 changed files with 17 additions and 4 deletions
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2
lib/EpdFontRenderer/EpdFontRenderer.hpp
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@ -89,7 +89,7 @@ void EpdFontRenderer<Renderable>::renderChar(const uint32_t cp, int* x, const in
if (font->data->compressed) {
auto* tmpBitmap = static_cast<uint8_t*>(malloc(bitmapSize));
if (tmpBitmap == nullptr && bitmapSize) {
// ESP_LOGE("font", "malloc failed.");
Serial.println("Failed to allocate memory for decompression buffer");
return;
}

5
lib/EpdRenderer/EpdRenderer.cpp
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@ -120,9 +120,8 @@ void EpdRenderer::clearScreen(const bool black) const {
void EpdRenderer::flushDisplay(const bool partialUpdate) const { display->display(partialUpdate); }
void EpdRenderer::flushArea(int x, int y, int width, int height) const {
// TODO: Fix
display->display(true);
void EpdRenderer::flushArea(const int x, const int y, const int width, const int height) const {
display->displayWindow(x, y, width, height);
}
int EpdRenderer::getPageWidth() const { return display->width() - marginLeft - marginRight; }

14
src/screens/EpubReaderScreen.cpp
View File

@ -123,6 +123,20 @@ void EpubReaderScreen::renderPage() {
section = new Section(epub, currentSpineIndex, renderer);
if (!section->hasCache()) {
Serial.println("Cache not found, building...");
{
const int textWidth = renderer->getTextWidth("Indexing...");
constexpr int margin = 20;
const int x = (renderer->getPageWidth() - textWidth - margin * 2) / 2;
constexpr int y = 50;
const int w = textWidth + margin * 2;
const int h = renderer->getLineHeight() + margin * 2;
renderer->fillRect(x, y, w, h, 0);
renderer->drawText(x + margin, y + margin, "Indexing...");
renderer->drawRect(x + 5, y + 5, w - 10, h - 10, 1);
renderer->flushArea(x - 20, y - 20, w + 40, h + 40);
}
section->setupCacheDir();
if (!section->persistPageDataToSD()) {
Serial.println("Failed to persist page data to SD");