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/*
* Copyright 2013 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "SkCommandLineFlags.h"
#include "SkFontMgr.h"
#include "SkTypeface.h"
#include "Test.h"
#include "SkFont.h"
#include "SkPaint.h"
static void test_font(skiatest::Reporter* reporter) {
uint32_t flags = 0;
SkAutoTUnref<SkFont> font(SkFont::Create(nullptr, 24, SkFont::kA8_MaskType, flags));
REPORTER_ASSERT(reporter, font->getTypeface());
REPORTER_ASSERT(reporter, 24 == font->getSize());
REPORTER_ASSERT(reporter, 1 == font->getScaleX());
REPORTER_ASSERT(reporter, 0 == font->getSkewX());
REPORTER_ASSERT(reporter, SkFont::kA8_MaskType == font->getMaskType());
uint16_t glyphs[5];
sk_bzero(glyphs, sizeof(glyphs));
int count = font->textToGlyphs("Hello", 5, kUTF8_SkTextEncoding, glyphs, SK_ARRAY_COUNT(glyphs));
REPORTER_ASSERT(reporter, 5 == count);
for (int i = 0; i < count; ++i) {
REPORTER_ASSERT(reporter, 0 != glyphs[i]);
}
REPORTER_ASSERT(reporter, glyphs[0] != glyphs[1]); // 'h' != 'e'
REPORTER_ASSERT(reporter, glyphs[2] == glyphs[3]); // 'l' == 'l'
SkAutoTUnref<SkFont> newFont(font->cloneWithSize(36));
REPORTER_ASSERT(reporter, newFont.get());
REPORTER_ASSERT(reporter, font->getTypeface() == newFont->getTypeface());
REPORTER_ASSERT(reporter, 36 == newFont->getSize()); // double check we haven't changed
REPORTER_ASSERT(reporter, 24 == font->getSize()); // double check we haven't changed
SkPaint paint;
paint.setTextSize(18);
font.reset(SkFont::Testing_CreateFromPaint(paint));
REPORTER_ASSERT(reporter, font.get());
REPORTER_ASSERT(reporter, font->getSize() == paint.getTextSize());
REPORTER_ASSERT(reporter, SkFont::kBW_MaskType == font->getMaskType());
}
/*
* If the font backend is going to "alias" some font names to other fonts
* (e.g. sans -> Arial) then we want to at least get the same typeface back
* if we request the alias name multiple times.
*/
static void test_alias_names(skiatest::Reporter* reporter) {
const char* inNames[] = {
"sans", "sans-serif", "serif", "monospace", "times", "helvetica"
};
for (size_t i = 0; i < SK_ARRAY_COUNT(inNames); ++i) {
SkAutoTUnref<SkTypeface> first(SkTypeface::CreateFromName(inNames[i],
SkTypeface::kNormal));
if (nullptr == first.get()) {
continue;
}
for (int j = 0; j < 10; ++j) {
SkAutoTUnref<SkTypeface> face(SkTypeface::CreateFromName(inNames[i],
SkTypeface::kNormal));
#if 0
SkString name;
face->getFamilyName(&name);
printf("request %s, received %s, first id %x received %x\n",
inNames[i], name.c_str(), first->uniqueID(), face->uniqueID());
#endif
REPORTER_ASSERT(reporter, first->uniqueID() == face->uniqueID());
}
}
}
static void test_fontiter(skiatest::Reporter* reporter, bool verbose) {
SkAutoTUnref<SkFontMgr> fm(SkFontMgr::RefDefault());
int count = fm->countFamilies();
for (int i = 0; i < count; ++i) {
SkString fname;
fm->getFamilyName(i, &fname);
SkAutoTUnref<SkFontStyleSet> fnset(fm->matchFamily(fname.c_str()));
SkAutoTUnref<SkFontStyleSet> set(fm->createStyleSet(i));
REPORTER_ASSERT(reporter, fnset->count() == set->count());
if (verbose) {
SkDebugf("[%2d] %s\n", i, fname.c_str());
}
for (int j = 0; j < set->count(); ++j) {
SkString sname;
SkFontStyle fs;
set->getStyle(j, &fs, &sname);
// REPORTER_ASSERT(reporter, sname.size() > 0);
SkAutoTUnref<SkTypeface> face(set->createTypeface(j));
// REPORTER_ASSERT(reporter, face.get());
if (verbose) {
SkDebugf("\t[%d] %s [%3d %d %d]\n", j, sname.c_str(),
fs.weight(), fs.width(), fs.isItalic());
}
}
}
}
DEFINE_bool(verboseFontMgr, false, "run verbose fontmgr tests.");
DEF_TEST(FontMgr, reporter) {
test_fontiter(reporter, FLAGS_verboseFontMgr);
test_alias_names(reporter);
test_font(reporter);
}
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