47 lines
1.5 KiB
C++
47 lines
1.5 KiB
C++
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/*
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* Copyright 2021 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "include/core/SkTextBlob.h"
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#include "include/private/chromium/GrSlug.h"
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#include "src/gpu/GrDirectContextPriv.h"
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#include "tests/Test.h"
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#include "tools/ToolUtils.h"
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DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrSlug_empty, reporter, ctxInfo) {
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auto dContext = ctxInfo.directContext();
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SkImageInfo info = SkImageInfo::MakeN32Premul(256, 256);
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auto surface(SkSurface::MakeRenderTarget(dContext, SkBudgeted::kNo, info));
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auto canvas = surface->getCanvas();
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static const char* kText = " ";
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auto typeface = ToolUtils::create_portable_typeface("serif", SkFontStyle());
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SkFont font(typeface);
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size_t txtLen = strlen(kText);
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int glyphCount = font.countText(kText, txtLen, SkTextEncoding::kUTF8);
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SkTDArray<uint16_t> glyphs;
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glyphs.append(glyphCount);
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font.textToGlyphs(kText, txtLen, SkTextEncoding::kUTF8, glyphs.begin(), glyphCount);
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SkTextBlobBuilder builder;
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font.setSubpixel(true);
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font.setEdging(SkFont::Edging::kAntiAlias);
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font.setTypeface(typeface);
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font.setSize(16);
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const SkTextBlobBuilder::RunBuffer& buf = builder.allocRun(font, glyphs.count(), 0, 0);
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memcpy(buf.glyphs, glyphs.begin(), glyphs.count() * sizeof(uint16_t));
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auto blob = builder.make();
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SkPaint p;
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p.setAntiAlias(true);
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sk_sp<GrSlug> slug = GrSlug::ConvertBlob(canvas, *blob, {10, 10}, p);
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REPORTER_ASSERT(reporter, slug == nullptr);
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}
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