snark13/Xteink-X4-crosspoint-reader
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Code Issues Actions 2 Packages Projects Releases Wiki Activity

Rendering "Indexing..." on white screen to avoid partial update

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Dave Allie 2025-12-18 22:13:24 +11:00
parent 5e1694748c
commit 57fdb1c0fb
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1 changed files with 2 additions and 5 deletions
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7
src/activities/reader/EpubReaderActivity.cpp
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@ -211,8 +211,6 @@ void EpubReaderActivity::renderScreen() {
Serial.printf("[%lu] [ERS] Cache not found, building...\n", millis()); Serial.printf("[%lu] [ERS] Cache not found, building...\n", millis());
{ {
renderer.grayscaleRevert();
const int textWidth = renderer.getTextWidth(READER_FONT_ID, "Indexing..."); const int textWidth = renderer.getTextWidth(READER_FONT_ID, "Indexing...");
constexpr int margin = 20; constexpr int margin = 20;
// Round all coordinates to 8 pixel boundaries // Round all coordinates to 8 pixel boundaries
@ -220,11 +218,10 @@ void EpubReaderActivity::renderScreen() {
constexpr int y = 56; constexpr int y = 56;
const int w = (textWidth + margin * 2 + 7) / 8 * 8; const int w = (textWidth + margin * 2 + 7) / 8 * 8;
const int h = (renderer.getLineHeight(READER_FONT_ID) + margin * 2 + 7) / 8 * 8; const int h = (renderer.getLineHeight(READER_FONT_ID) + margin * 2 + 7) / 8 * 8;
renderer.fillRect(x, y, w, h, false); renderer.clearScreen();
renderer.drawText(READER_FONT_ID, x + margin, y + margin, "Indexing..."); renderer.drawText(READER_FONT_ID, x + margin, y + margin, "Indexing...");
renderer.drawRect(x + 5, y + 5, w - 10, h - 10); renderer.drawRect(x + 5, y + 5, w - 10, h - 10);
// EXPERIMENTAL: Still suffers from ghosting renderer.displayBuffer();
renderer.displayWindow(x, y, w, h);
pagesUntilFullRefresh = 0; pagesUntilFullRefresh = 0;
} }