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Reclaim space if we don't show battery Percentage (#352)

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## Summary

Give space to the chapter title if we don't show battery percentage.

---

### AI Usage

While CrossPoint doesn't have restrictions on AI tools in contributing,
please be transparent about their usage as it
helps set the right context for reviewers.

Did you use AI tools to help write this code? _**NO**_

---------

Co-authored-by: Dave Allie <dave@daveallie.com>
This commit is contained in:
Jonas Diemer 2026-01-21 13:09:48 +01:00 committed by Irene Ying
parent a8bfa42f17
commit 72c96ef7ff
1 changed files with 19 additions and 5 deletions
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24
src/activities/reader/EpubReaderActivity.cpp
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@ -463,9 +463,16 @@ void EpubReaderActivity::renderStatusBar(const int orientedMarginRight, const in
if (showChapterTitle) {
// Centered chatper title text
// Page width minus existing content with 30px padding on each side
const int titleMarginLeft = 50 + 30 + orientedMarginLeft; // 50px for battery
const int titleMarginRight = progressTextWidth + 30 + orientedMarginRight;
const int availableTextWidth = renderer.getScreenWidth() - titleMarginLeft - titleMarginRight;
const int rendererableScreenWidth = renderer.getScreenWidth() - orientedMarginLeft - orientedMarginRight;
const int batterySize = showBattery ? (showBatteryPercentage ? 50 : 20) : 0;
const int titleMarginLeft = batterySize + 30;
const int titleMarginRight = progressTextWidth + 30;
// Attempt to center title on the screen, but if title is too wide then later we will center it within the
// available space.
int titleMarginLeftAdjusted = std::max(titleMarginLeft, titleMarginRight);
int availableTitleSpace = rendererableScreenWidth - 2 * titleMarginLeftAdjusted;
const int tocIndex = epub->getTocIndexForSpineIndex(currentSpineIndex);
std::string title;
@ -477,12 +484,19 @@ void EpubReaderActivity::renderStatusBar(const int orientedMarginRight, const in
const auto tocItem = epub->getTocItem(tocIndex);
title = tocItem.title;
titleWidth = renderer.getTextWidth(SMALL_FONT_ID, title.c_str());
while (titleWidth > availableTextWidth && title.length() > 11) {
if (titleWidth > availableTitleSpace) {
// Not enough space to center on the screen, center it within the remaining space instead
availableTitleSpace = rendererableScreenWidth - titleMarginLeft - titleMarginRight;
titleMarginLeftAdjusted = titleMarginLeft;
}
while (titleWidth > availableTitleSpace && title.length() > 11) {
title.replace(title.length() - 8, 8, "...");
titleWidth = renderer.getTextWidth(SMALL_FONT_ID, title.c_str());
}
}
renderer.drawText(SMALL_FONT_ID, titleMarginLeft + (availableTextWidth - titleWidth) / 2, textY, title.c_str());
renderer.drawText(SMALL_FONT_ID,
titleMarginLeftAdjusted + orientedMarginLeft + (availableTitleSpace - titleWidth) / 2, textY,
title.c_str());
}
}