bool DecodeHexBlk(CBlock& block, const std::string& strHexBlk)
{
if (!IsHex(strHexBlk))
return false;
std::vector<unsigned char> blockData(ParseHex(strHexBlk));
CDataStream ssBlock(blockData, SER_NETWORK, PROTOCOL_VERSION);
try {
ssBlock >> block;
}
catch (const std::exception&) {
return false;
}
return true;
}
void PreprocessPBF::ProcessBlock(const TypeConfigRef& typeConfig,
std::unique_ptr<PBF::PrimitiveBlock>&& block)
{
PreprocessorCallback::RawBlockDataRef blockData(new PreprocessorCallback::RawBlockData());
for (int currentGroup=0;
currentGroup<block->primitivegroup_size();
currentGroup++) {
const PBF::PrimitiveGroup &group=block->primitivegroup(currentGroup);
if (group.nodes_size()>0) {
ReadNodes(*typeConfig,
*block,
group,
*blockData);
}
else if (group.has_dense()) {
ReadDenseNodes(*typeConfig,
*block,
group,
*blockData);
}
else if (group.ways_size()>0) {
ReadWays(*typeConfig,
*block,
group,
*blockData);
}
else if (group.relations_size()>0) {
ReadRelations(*typeConfig,
*block,
group,
*blockData);
}
}
callback.ProcessBlock(std::move(blockData));
}
void ae3d::Font::LoadBMFontMetaBinary(const FileSystem::FileContentsData& metaData)
{
std::stringstream ifs( std::string( metaData.data.begin(), metaData.data.end() ) );
unsigned char header[ 4 ];
ifs.read( (char*)&header, 4 );
const bool validHeaderHead = header[ 0 ] == 66 && header[ 1 ] == 77 && header[ 2 ] == 70;
if (!validHeaderHead)
{
System::Print( "%s does not contain a valid BMFont header!\n", metaData.path.c_str() );
return;
}
const bool validHeaderTail = header[ 3 ] == 3;
if (!validHeaderTail)
{
System::Print( "%s contains a BMFont header but the version is invalid! Valid is version 3.\n", metaData.path.c_str() );
return;
}
while (!ifs.eof())
{
unsigned char blockId;
ifs.read( (char*)&blockId, 1 );
int blockType = (BlockType::Enum)blockId;
int blockSize;
ifs.read( (char*)&blockSize, 4 );
std::vector< unsigned char > blockData( blockSize );
if (blockType == BlockType::Info)
{
ifs.read( (char*)&blockData[ 0 ], blockSize );
padding[ 0 ] = blockData[ 7 ];
padding[ 1 ] = blockData[ 8 ];
padding[ 2 ] = blockData[ 9 ];
padding[ 3 ] = blockData[ 10 ];
spacing[ 0 ] = blockData[ 11 ];
spacing[ 1 ] = blockData[ 12 ];
}
else if (blockType == BlockType::Common)
{
CommonBlock block;
ifs.read( (char*)&block, blockSize );
lineHeight = block.lineHeight;
base = block.base;
}
else if (blockType == BlockType::Pages)
{
ifs.read( (char*)&blockData[ 0 ], blockSize );
}
else if (blockType == BlockType::Chars)
{
std::vector< CharacterBlock > blocks( blockSize / sizeof( CharacterBlock ) );
ifs.read( (char*)&blocks[ 0 ].id, blockSize );
System::Assert( blocks.size() <= 256, "Too many glyphs." );
for (std::size_t c = 0; c < blocks.size(); ++c)
{
chars[ blocks[ c ].id ].x = blocks[ c ].x;
chars[ blocks[ c ].id ].y = blocks[ c ].y;
chars[ blocks[ c ].id ].width = blocks[ c ].width;
chars[ blocks[ c ].id ].height = blocks[ c ].height;
chars[ blocks[ c ].id ].xOffset = blocks[ c ].xOffset;
chars[ blocks[ c ].id ].yOffset = blocks[ c ].yOffset;
chars[ blocks[ c ].id ].xAdvance = blocks[ c ].xAdvance;
}
return;
}
else if (blockType == BlockType::Kerning)
{
ifs.read( (char*)&blockData[ 0 ], blockSize );
}
else
{
System::Assert( false, "Fonter: Corrupted binary meta data file or a bug in reader!" );
}
}
}