SkPDF: Remove some unused glyphs from fallback fonts
This makes the /Widths and the /Differences arrays smaller. Example diff in output PDF (lines are wrapped for easy viewing): <</Type /Font /Subtype /Type3 /FontMatrix [.00100000005 0 0 -.00100000005 0 0] /FirstChar 0 -/LastChar 255 +/LastChar 118 /FontBBox [23 228 669 -694] /CIDToGIDMap /Identity /ToUnicode 8 0 R -/Widths [280 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 -525 0 0 0 525 0 0 0 0 525 525 525 525 0 0 0 0 0 0 525 0 0 0 0 0 0 0 0 -0 0 0 0 0 525 0 525 0 0 0 525 0 0 0 0 0 0 0 0 0 0 0 525 0 0 0 0 0 0 -525 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 525 0 0 0 0 0 0 0 525 -0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 -0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 -0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 -0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0] +/Widths [280 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 +525 0 0 0 525 0 0 0 0 525 525 525 525 0 0 0 0 0 0 525 0 0 0 0 0 0 0 0 +0 0 0 0 0 525 0 525 0 0 0 525 0 0 0 0 0 0 0 0 0 0 0 525 0 0 0 0 0 0 +525 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 525 0 0 0 0 0 0 0 +525] /Encoding <</Type /Encoding -/Differences [0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 -/g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g1D -/g0 /g0 /g0 /g21 /g0 /g0 /g0 /g0 /g26 /g27 /g28 /g29 /g0 /g0 /g0 /g0 -/g0 /g0 /g30 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g3E -/g0 /g40 /g0 /g0 /g0 /g44 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 -/g50 /g0 /g0 /g0 /g0 /g0 /g0 /g57 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 -/g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g6E /g0 /g0 /g0 -/g0 /g0 /g0 /g0 /g76 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 -/g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 -/g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 -/g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 -/g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 -/g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 -/g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 -/g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 -/g0 /g0 /g0 /g0 /g0 /g0]>> +/Differences [0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 +/g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g1D +/g0 /g0 /g0 /g21 /g0 /g0 /g0 /g0 /g26 /g27 /g28 /g29 /g0 /g0 /g0 /g0 +/g0 /g0 /g30 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g3E +/g0 /g40 /g0 /g0 /g0 /g44 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 +/g50 /g0 /g0 /g0 /g0 /g0 /g0 /g57 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 +/g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g0 /g6E /g0 /g0 /g0 +/g0 /g0 /g0 /g0 /g76]>> /CharProcs <</g0 9 0 R /g1D 10 0 R /g21 11 0 R ....... BUG=skia: GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2287393002 Review-Url: https://codereview.chromium.org/2287393002
This commit is contained in:
parent
fc9527a0df
commit
1748432796
@ -603,6 +603,11 @@ static void add_type3_font_info(SkPDFCanon* canon,
|
|||||||
SkGlyphID firstGlyphID,
|
SkGlyphID firstGlyphID,
|
||||||
SkGlyphID lastGlyphID) {
|
SkGlyphID lastGlyphID) {
|
||||||
SkASSERT(lastGlyphID >= firstGlyphID);
|
SkASSERT(lastGlyphID >= firstGlyphID);
|
||||||
|
// Remove unused glyphs at the end of the range.
|
||||||
|
// Keep the lastGlyphID >= firstGlyphID invariant true.
|
||||||
|
while (lastGlyphID > firstGlyphID && !subset.has(lastGlyphID)) {
|
||||||
|
--lastGlyphID;
|
||||||
|
}
|
||||||
SkASSERT(emSize > 0.0f);
|
SkASSERT(emSize > 0.0f);
|
||||||
SkAutoGlyphCache cache = vector_cache(typeface, emSize);
|
SkAutoGlyphCache cache = vector_cache(typeface, emSize);
|
||||||
font->insertName("Subtype", "Type3");
|
font->insertName("Subtype", "Type3");
|
||||||
|
Loading…
Reference in New Issue
Block a user