radio/lib/fontParser/tables/table.cpp
2018-08-05 00:48:17 +03:00

57 lines
1.3 KiB
C++

#include "table.h"
#include <arpa/inet.h>
#include "cmap.h"
#include "hhea.h"
#include "hmtx.h"
#include "head.h"
#include "name.h"
Table::Table(const std::string& p_tag, uint32_t p_checkSum, uint32_t p_offset, uint32_t p_length):
tag(p_tag),
checkSum(p_checkSum),
offset(p_offset),
length(p_length)
{
}
Table::~Table()
{
}
Table* Table::fromIfStream(std::ifstream& stream)
{
char * buffer;
buffer = new char[4];
stream.read(buffer, 4);
std::string tag(buffer, 4);
stream.read(buffer, 4);
uint32_t cs = ntohl(*((uint32_t*) buffer));
stream.read(buffer, 4);
uint32_t offset = ntohl(*((uint32_t*) buffer));
stream.read(buffer, 4);
uint32_t l = ntohl(*((uint32_t*) buffer));
if (tag == "cmap") {
return new Cmap(tag, cs, offset, l);
} else if (tag == "hhea") {
return new Hhea(tag, cs, offset, l);
} else if (tag == "hmtx") {
return new Hmtx(tag, cs, offset, l);
} else if (tag == "head") {
return new Head(tag, cs, offset, l);
} else if (tag == "name") {
return new Name(tag, cs, offset, l);
} else {
return new Table(tag, cs, offset, l);
}
}
void Table::read(const std::string& path)
{
std::cout << "table with type " << tag << " is not supported yet" << std::endl;
}