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https://github.com/archlinuxarm/PKGBUILDs.git
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80 lines
4.1 KiB
Diff
80 lines
4.1 KiB
Diff
From 7ae38170a117e909bb28e1470842b68de3501197 Mon Sep 17 00:00:00 2001
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From: Mike Gilbert <floppymaster@gmail.com>
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Date: Sun, 21 Oct 2018 10:06:53 -0400
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Subject: [PATCH] blink: add 'const' modifier for harfbuzz hb_codepoint_t
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pointers
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This resolves a build failure against harfbuzz 2.0.
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Based on a patch by Alexandre Fierreira.
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Bug: https://bugs.gentoo.org/669034
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---
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.../renderer/platform/fonts/shaping/harfbuzz_face.cc | 2 +-
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.../renderer/platform/fonts/skia/skia_text_metrics.cc | 9 +++++++--
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.../renderer/platform/fonts/skia/skia_text_metrics.h | 2 +-
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3 files changed, 9 insertions(+), 4 deletions(-)
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diff --git a/third_party/blink/renderer/platform/fonts/shaping/harfbuzz_face.cc b/third_party/blink/renderer/platform/fonts/shaping/harfbuzz_face.cc
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index 8e7d91ca371f..e279a5876cb3 100644
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--- a/third_party/blink/renderer/platform/fonts/shaping/harfbuzz_face.cc
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+++ b/third_party/blink/renderer/platform/fonts/shaping/harfbuzz_face.cc
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@@ -139,7 +139,7 @@ static hb_position_t HarfBuzzGetGlyphHorizontalAdvance(hb_font_t* hb_font,
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static void HarfBuzzGetGlyphHorizontalAdvances(hb_font_t* font,
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void* font_data,
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unsigned count,
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- hb_codepoint_t* first_glyph,
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+ const hb_codepoint_t* first_glyph,
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unsigned int glyph_stride,
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hb_position_t* first_advance,
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unsigned int advance_stride,
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diff --git a/third_party/blink/renderer/platform/fonts/skia/skia_text_metrics.cc b/third_party/blink/renderer/platform/fonts/skia/skia_text_metrics.cc
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index 77ec6209fab9..9f9070921448 100644
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--- a/third_party/blink/renderer/platform/fonts/skia/skia_text_metrics.cc
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+++ b/third_party/blink/renderer/platform/fonts/skia/skia_text_metrics.cc
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@@ -18,6 +18,11 @@ T* advance_by_byte_size(T* p, unsigned byte_size) {
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return reinterpret_cast<T*>(reinterpret_cast<uint8_t*>(p) + byte_size);
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}
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+template <class T>
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+T* advance_by_byte_size_const(T* p, unsigned byte_size) {
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+ return reinterpret_cast<T*>(reinterpret_cast<const uint8_t*>(p) + byte_size);
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+}
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+
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} // namespace
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SkiaTextMetrics::SkiaTextMetrics(const SkPaint* paint) : paint_(paint) {
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@@ -39,7 +44,7 @@ void SkiaTextMetrics::GetGlyphWidthForHarfBuzz(hb_codepoint_t codepoint,
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}
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void SkiaTextMetrics::GetGlyphWidthForHarfBuzz(unsigned count,
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- hb_codepoint_t* glyphs,
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+ const hb_codepoint_t* glyphs,
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unsigned glyph_stride,
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hb_position_t* advances,
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unsigned advance_stride) {
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@@ -48,7 +53,7 @@ void SkiaTextMetrics::GetGlyphWidthForHarfBuzz(unsigned count,
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// array that copy them to a regular array.
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Vector<Glyph, 256> glyph_array(count);
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for (unsigned i = 0; i < count;
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- i++, glyphs = advance_by_byte_size(glyphs, glyph_stride)) {
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+ i++, glyphs = advance_by_byte_size_const(glyphs, glyph_stride)) {
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glyph_array[i] = *glyphs;
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}
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Vector<SkScalar, 256> sk_width_array(count);
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diff --git a/third_party/blink/renderer/platform/fonts/skia/skia_text_metrics.h b/third_party/blink/renderer/platform/fonts/skia/skia_text_metrics.h
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index 787d8af0375a..3bc4407c641b 100644
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--- a/third_party/blink/renderer/platform/fonts/skia/skia_text_metrics.h
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+++ b/third_party/blink/renderer/platform/fonts/skia/skia_text_metrics.h
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@@ -19,7 +19,7 @@ class SkiaTextMetrics final {
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void GetGlyphWidthForHarfBuzz(hb_codepoint_t, hb_position_t* width);
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void GetGlyphWidthForHarfBuzz(unsigned count,
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- hb_codepoint_t* first_glyph,
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+ const hb_codepoint_t* first_glyph,
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unsigned glyph_stride,
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hb_position_t* first_advance,
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unsigned advance_stride);
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--
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2.19.1
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