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/*
* Copyright 2011 Google Inc. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <map>
#include <algorithm>
#include "sfntly/font.h"
#include "sfntly/font_factory.h"
#include "sfntly/table/core/font_header_table.h"
#include "sfntly/tag.h"
#include "sfntly/data/memory_byte_array.h"
#include "sfntly/port/endian.h"
#include "sfntly/port/file_input_stream.h"
#include "sfntly/port/memory_output_stream.h"
#include "test/test_data.h"
#include "test/test_font_utils.h"
#include "sfntly/table/core/cmap_table.h"
#include "sfntly/port/refcount.h"
#include "gtest/gtest.h"
namespace sfntly {
TEST(CMapEditingTest, RemoveAllButOneCMap) {
FontBuilderArray builders;
FontFactoryPtr font_factory;
font_factory.Attach(FontFactory::GetInstance());
BuilderForFontFile(SAMPLE_TTF_FILE, font_factory, &builders);
ASSERT_FALSE(builders.empty());
FontBuilderPtr font_builder = builders[0];
Ptr<CMapTable::Builder> cmap_table_builder =
(CMapTable::Builder*)font_builder->GetTableBuilder(Tag::cmap);
ASSERT_NE(cmap_table_builder, reinterpret_cast<CMapTable::Builder*>(NULL));
CMapTable::CMapBuilderMap*
cmap_builders = cmap_table_builder->GetCMapBuilders();
ASSERT_FALSE(cmap_builders->empty());
for (CMapTable::CMapBuilderMap::iterator
it = cmap_builders->begin(); it != cmap_builders->end();) {
if (it->second->cmap_id() == CMapTable::WINDOWS_BMP) {
++it;
} else {
cmap_builders->erase(it++);
}
}
ASSERT_EQ(cmap_builders->size(), (uint32_t)1);
Font* font = font_builder->Build();
CMapTablePtr cmap_table = down_cast<CMapTable*>(font->GetTable(Tag::cmap));
ASSERT_EQ(1, cmap_table->NumCMaps());
CMapTable::CMapPtr cmap;
cmap.Attach(cmap_table->GetCMap(CMapTable::WINDOWS_BMP));
ASSERT_EQ(CMapTable::WINDOWS_BMP, cmap->cmap_id());
delete font;
}
TEST(CMapEditingTest, CopyAllCMapsToNewFont) {
FontArray fonts;
FontFactoryPtr font_factory;
font_factory.Attach(FontFactory::GetInstance());
LoadFont(SAMPLE_TTF_FILE, font_factory, &fonts);
ASSERT_FALSE(fonts.empty());
ASSERT_FALSE(fonts[0] == NULL);
FontPtr font = fonts[0];
CMapTablePtr cmap_table = down_cast<CMapTable*>(font->GetTable(Tag::cmap));
FontBuilderPtr font_builder;
font_builder.Attach(font_factory->NewFontBuilder());
Ptr<CMapTable::Builder> cmap_table_builder =
(CMapTable::Builder*)font_builder->NewTableBuilder(Tag::cmap);
CMapTable::CMapIterator cmap_iter(cmap_table, NULL);
while (cmap_iter.HasNext()) {
CMapTable::CMapPtr cmap;
cmap.Attach(cmap_iter.Next());
if (!cmap)
continue;
cmap_table_builder->NewCMapBuilder(cmap->cmap_id(), cmap->ReadFontData());
}
FontPtr new_font;
new_font.Attach(font_builder->Build());
CMapTablePtr new_cmap_table =
down_cast<CMapTable*>(font->GetTable(Tag::cmap));
ASSERT_EQ(cmap_table->NumCMaps(), new_cmap_table->NumCMaps());
CMapTable::CMapPtr cmap;
cmap.Attach(cmap_table->GetCMap(CMapTable::WINDOWS_BMP));
ASSERT_NE(cmap, reinterpret_cast<CMapTable::CMap*>(NULL));
ASSERT_EQ(CMapTable::WINDOWS_BMP, cmap->cmap_id());
}
}
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