feat: wrapped text in GfxRender, implemented in themes so far (#1141)

## Summary

* **What is the goal of this PR?** (e.g., Implements the new feature for
file uploading.)


* **What changes are included?**
Conrgegate the changes of #1074 , #1013 , and extended upon #911 by
@lkristensen
New function implemented in GfxRenderer.cpp
```C++
std::vector<std::string> GfxRenderer::wrappedText(const int fontId, const char* text, const int maxWidth,
                                                  const int maxLines, const EpdFontFamily::Style style) const
```
Applied logic to all uses in Lyra, Lyra Extended, and base theme
(continue reading card as pointed out by @znelson


## Additional Context





![IMG_8604](https://github.com/user-attachments/assets/49da71c9-a44f-4cde-b3bf-6773d71601b6)

![IMG_8605](https://github.com/user-attachments/assets/5eab4293-65c1-47fb-b422-8ab53a6b50a2)

![IMG_8606](https://github.com/user-attachments/assets/e0f98d19-0e3f-4294-83a1-e49264378dca)


---

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---------

Co-authored-by: coderabbitai[bot] <136622811+coderabbitai[bot]@users.noreply.github.com>
This commit is contained in:
iandchasse
2026-02-25 10:24:35 +01:00
committed by GitHub
co-authored by coderabbitai[bot]
parent f2fbdccd53
commit 35988ada55
6 changed files with 102 additions and 166 deletions
+1 -52
View File
@@ -4,7 +4,6 @@
#include <HalPowerManager.h>
#include <HalStorage.h>
#include <I18n.h>
#include <Utf8.h>
#include <cstdint>
#include <string>
@@ -485,57 +484,7 @@ void LyraTheme::drawRecentBookCover(GfxRenderer& renderer, Rect rect, const std:
hPaddingInSelection, cornerRadius, false, false, true, true, Color::LightGray);
}
// Wrap title to up to 3 lines (word-wrap by advance width)
const std::string& lastBookTitle = book.title;
std::vector<std::string> words;
words.reserve(8);
std::string::size_type wordStart = 0;
std::string::size_type wordEnd = 0;
// find_first_not_of skips leading/interstitial spaces
while ((wordStart = lastBookTitle.find_first_not_of(' ', wordEnd)) != std::string::npos) {
wordEnd = lastBookTitle.find(' ', wordStart);
if (wordEnd == std::string::npos) wordEnd = lastBookTitle.size();
words.emplace_back(lastBookTitle.substr(wordStart, wordEnd - wordStart));
}
const int maxLineWidth = textWidth;
const int spaceWidth = renderer.getSpaceWidth(UI_12_FONT_ID, EpdFontFamily::BOLD);
std::vector<std::string> titleLines;
std::string currentLine;
for (auto& w : words) {
if (titleLines.size() >= 3) {
titleLines.back().append("...");
while (!titleLines.back().empty() && titleLines.back().size() > 3 &&
renderer.getTextWidth(UI_12_FONT_ID, titleLines.back().c_str(), EpdFontFamily::BOLD) > maxLineWidth) {
titleLines.back().resize(titleLines.back().size() - 3);
utf8RemoveLastChar(titleLines.back());
titleLines.back().append("...");
}
break;
}
int wordW = renderer.getTextWidth(UI_12_FONT_ID, w.c_str(), EpdFontFamily::BOLD);
while (wordW > maxLineWidth && !w.empty()) {
utf8RemoveLastChar(w);
std::string withE = w + "...";
wordW = renderer.getTextWidth(UI_12_FONT_ID, withE.c_str(), EpdFontFamily::BOLD);
if (wordW <= maxLineWidth) {
w = withE;
break;
}
}
if (w.empty()) continue; // Skip words that couldn't fit even truncated
int newW = renderer.getTextAdvanceX(UI_12_FONT_ID, currentLine.c_str(), EpdFontFamily::BOLD);
if (newW > 0) newW += spaceWidth;
newW += renderer.getTextAdvanceX(UI_12_FONT_ID, w.c_str(), EpdFontFamily::BOLD);
if (newW > maxLineWidth && !currentLine.empty()) {
titleLines.push_back(currentLine);
currentLine = w;
} else if (currentLine.empty()) {
currentLine = w;
} else {
currentLine.append(" ").append(w);
}
}
if (!currentLine.empty() && titleLines.size() < 3) titleLines.push_back(currentLine);
auto titleLines = renderer.wrappedText(UI_12_FONT_ID, book.title.c_str(), textWidth, 3, EpdFontFamily::BOLD);
auto author = renderer.truncatedText(UI_10_FONT_ID, book.author.c_str(), textWidth);
const int titleLineHeight = renderer.getLineHeight(UI_12_FONT_ID);