blob: a7a9eef6ca958f69c8a4a06df8e0398f052b080b [file] [log] [blame]
/*
* Copyright 2021 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "include/core/SkTextBlob.h"
#include "include/private/chromium/GrSlug.h"
#include "src/gpu/ganesh/GrDirectContextPriv.h"
#include "tests/Test.h"
#include "tools/ToolUtils.h"
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrSlug_empty, reporter, ctxInfo) {
auto dContext = ctxInfo.directContext();
SkImageInfo info = SkImageInfo::MakeN32Premul(256, 256);
auto surface(SkSurface::MakeRenderTarget(dContext, SkBudgeted::kNo, info));
auto canvas = surface->getCanvas();
static const char* kText = " ";
auto typeface = ToolUtils::create_portable_typeface("serif", SkFontStyle());
SkFont font(typeface);
size_t txtLen = strlen(kText);
int glyphCount = font.countText(kText, txtLen, SkTextEncoding::kUTF8);
SkTDArray<uint16_t> glyphs;
glyphs.append(glyphCount);
font.textToGlyphs(kText, txtLen, SkTextEncoding::kUTF8, glyphs.begin(), glyphCount);
SkTextBlobBuilder builder;
font.setSubpixel(true);
font.setEdging(SkFont::Edging::kAntiAlias);
font.setTypeface(typeface);
font.setSize(16);
const SkTextBlobBuilder::RunBuffer& buf = builder.allocRun(font, glyphs.count(), 0, 0);
memcpy(buf.glyphs, glyphs.begin(), glyphs.count() * sizeof(uint16_t));
auto blob = builder.make();
SkPaint p;
p.setAntiAlias(true);
sk_sp<GrSlug> slug = GrSlug::ConvertBlob(canvas, *blob, {10, 10}, p);
REPORTER_ASSERT(reporter, slug == nullptr);
}