/* * Copyright 2018 The Android Open Source Project * * Use of this source code is governed by a BSD-style license that can be * found in the LICENSE file. */ #include "src/core/SkGlyphRun.h" #include "include/core/SkTextBlob.h" #include "tests/Test.h" #include #include DEF_TEST(GlyphRunGlyphIDSetBasic, reporter) { SkGlyphID glyphs[] = {100, 3, 240, 3, 234}; auto glyphIDs = SkSpan(glyphs, SK_ARRAY_COUNT(glyphs)); int universeSize = 1000; SkGlyphID uniqueGlyphs[SK_ARRAY_COUNT(glyphs)]; uint16_t denseIndices[SK_ARRAY_COUNT(glyphs)]; SkGlyphIDSet gs; auto uniqueGlyphIDs = gs.uniquifyGlyphIDs(universeSize, glyphIDs, uniqueGlyphs, denseIndices); std::vector test{uniqueGlyphIDs.begin(), uniqueGlyphIDs.end()}; std::sort(test.begin(), test.end()); auto newEnd = std::unique(test.begin(), test.end()); REPORTER_ASSERT(reporter, uniqueGlyphIDs.size() == (size_t)(newEnd - test.begin())); REPORTER_ASSERT(reporter, uniqueGlyphIDs.size() == 4); { uint16_t answer[] = {0, 1, 2, 1, 3}; REPORTER_ASSERT(reporter, std::equal(answer, std::end(answer), denseIndices)); } { SkGlyphID answer[] = {100, 3, 240, 234}; REPORTER_ASSERT(reporter, std::equal(answer, std::end(answer), uniqueGlyphs)); } } #if 0 // should we revitalize this by consing up a device for drawTextBlob() ? DEF_TEST(GlyphRunBlob, reporter) { constexpr uint16_t count = 5; constexpr int runCount = 2; auto tf = SkTypeface::MakeFromName("monospace", SkFontStyle()); SkFont font; font.setTypeface(tf); font.setHinting(SkFontHinting::kNormal); font.setSize(1u); SkTextBlobBuilder blobBuilder; for (int runNum = 0; runNum < runCount; runNum++) { const auto& runBuffer = blobBuilder.allocRunPosH(font, count, runNum); SkASSERT(runBuffer.utf8text == nullptr); SkASSERT(runBuffer.clusters == nullptr); for (int i = 0; i < count; i++) { runBuffer.glyphs[i] = static_cast(i + runNum * count); runBuffer.pos[i] = SkIntToScalar(i + runNum * count); } } auto blob = blobBuilder.make(); SkGlyphRunBuilder runBuilder; SkPaint legacy_paint; font.LEGACY_applyToPaint(&legacy_paint); runBuilder.drawTextBlob(legacy_paint, *blob, SkPoint::Make(0, 0)); auto runList = runBuilder.useGlyphRunList(); REPORTER_ASSERT(reporter, runList.size() == runCount); int runIndex = 0; for (auto& run : runList) { REPORTER_ASSERT(reporter, run.runSize() == count); int index = 0; for (auto p : run.positions()) { if (p.x() != runIndex * count + index) { ERRORF(reporter, "x: %g != k: %d", p.x(), runIndex * count + index); break; } index += 1; } runIndex += 1; } } #endif