blob: abc84f6b95cebf863289bd1fc09dfdaf5d03f850 [file] [log] [blame]
// Copyright 2021 Google LLC.
#include "include/core/SkBitmap.h"
#include "include/core/SkCanvas.h"
#include "include/core/SkColor.h"
#include "include/core/SkEncodedImageFormat.h"
#include "include/core/SkFontMgr.h"
#include "include/core/SkFontStyle.h"
#include "include/core/SkImageEncoder.h"
#include "include/core/SkPaint.h"
#include "include/core/SkPoint.h"
#include "include/core/SkRect.h"
#include "include/core/SkRefCnt.h"
#include "include/core/SkScalar.h"
#include "include/core/SkSpan.h"
#include "include/core/SkStream.h"
#include "include/core/SkString.h"
#include "include/core/SkTypeface.h"
#include "include/core/SkTypes.h"
#include "tests/Test.h"
#include "tools/Resources.h"
#include "experimental/sktext/include/Text.h"
#include "experimental/sktext/src/Paint.h"
#include <string.h>
#include <algorithm>
#include <limits>
#include <memory>
#include <string>
#include <utility>
#include <vector>
struct GrContextOptions;
#define VeryLongCanvasWidth 1000000
#define TestCanvasWidth 1000
#define TestCanvasHeight 600
using namespace skia::text;
UNIX_ONLY_TEST(SkText_ShapedText_LTR, reporter) {
auto fontChain = sk_sp(new TrivialFontChain("Roboto", 40.0f, SkFontStyle::Normal()));
if (fontChain->empty()) return;
std::u16string utf16(u"Hello world\nHello world");
UnicodeText unicodeText(SkUnicode::Make(), SkSpan<uint16_t>((uint16_t*)utf16.data(), utf16.size()));
if (!unicodeText.getUnicode()) return;
FontBlock fontBlock(utf16.size(), fontChain);
auto fontResolvedText = unicodeText.resolveFonts(SkSpan<FontBlock>(&fontBlock, 1));
auto shapedText = fontResolvedText->shape(&unicodeText, TextDirection::kLtr);
auto logicalRuns = shapedText->getLogicalRuns();
auto newLine = utf16.find_first_of(u"\n");
REPORTER_ASSERT(reporter, logicalRuns.size() == 3);
REPORTER_ASSERT(reporter, logicalRuns[1].getRunType() == LogicalRunType::kLineBreak);
REPORTER_ASSERT(reporter, logicalRuns[1].getTextRange() == TextRange(newLine, newLine + 1));
}
UNIX_ONLY_TEST(SkText_ShapedText_RTL, reporter) {
auto fontChain = sk_sp(new TrivialFontChain("Roboto", 40.0f, SkFontStyle::Normal()));
if (fontChain->empty()) return;
std::u16string utf16(u"\u202EHELLO WORLD\nHELLO WORLD");
UnicodeText unicodeText(SkUnicode::Make(), SkSpan<uint16_t>((uint16_t*)utf16.data(), utf16.size()));
if (!unicodeText.getUnicode()) return;
FontBlock fontBlock(utf16.size(), fontChain);
auto fontResolvedText = unicodeText.resolveFonts(SkSpan<FontBlock>(&fontBlock, 1));
auto shapedText = fontResolvedText->shape(&unicodeText, TextDirection::kLtr);
auto logicalRuns = shapedText->getLogicalRuns();
auto newLine = utf16.find_first_of(u"\n");
REPORTER_ASSERT(reporter, logicalRuns.size() == 3);
REPORTER_ASSERT(reporter, logicalRuns[1].getRunType() == LogicalRunType::kLineBreak);
REPORTER_ASSERT(reporter, logicalRuns[1].getTextRange() == TextRange(newLine, newLine + 1));
}