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feat: Support for Korean line breaks and glyph spacing (#2288)

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Co-authored-by: Uri Tauber <uritaube@gmail.com>
This commit is contained in:
Justin Mitchell
2026-06-17 17:27:03 +03:00
committed by GitHub
co-authored by Uri Tauber
parent d4069aeae5
commit 22f3575064
16 changed files with 443 additions and 121 deletions
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lib/EpdFont/SdCardFontManager.cpp
+5 -9
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@@ -34,19 +34,15 @@ bool SdCardFontManager::loadFamily(const SdCardFontFamilyInfo& family, GfxRender
unloadAll(renderer);
}
// Select by ordinal position: sort available sizes, then map the font size
// enum (SMALL=0 .. EXTRA_LARGE=3) to the corresponding slot. When the
// family has fewer sizes than 4, clamp to the last available size.
auto sizes = family.availableSizes();
if (sizes.empty()) {
// Select the physical point size closest to the built-in reader sizes. Some
// CJK font packs only ship larger sizes, so ordinal selection can make
// MEDIUM load 18pt+ and produce oversized pages on small devices.
const SdCardFontFileInfo* selected = family.findClosestReaderSize(fontSizeEnum);
if (!selected) {
LOG_ERR("SDMGR", "Family %s has no files to load", family.name.c_str());
return false;
}
uint8_t idx = fontSizeEnum;
if (idx >= sizes.size()) idx = sizes.size() - 1;
const SdCardFontFileInfo* selected = family.findFile(sizes[idx]);
auto* font = new (std::nothrow) SdCardFont();
if (!font) {
LOG_ERR("SDMGR", "Failed to allocate SdCardFont for %s", selected->path.c_str());