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Start font reading support.

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This commit is contained in:
jmsgrogan 2022-07-31 20:01:13 +01:00
parent 92e7a78710
commit ed925afabf
22 changed files with 599 additions and 220 deletions
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88
src/core/file_utilities/BinaryFile.cpp
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@ -1,88 +0,0 @@
#include "BinaryFile.h"
#include "ByteUtils.h"
bool BinaryFile::GetNextByteAsInt(std::ifstream* file, int& target)
{
char c;
file->get(c);
target = int(c);
return true;
}
bool BinaryFile::GetNextNBytes(std::ifstream* file, char* buffer, unsigned number)
{
char c;
for(unsigned idx=0; idx<number; idx++)
{
if(file->get(c))
{
buffer[idx] = c;
}
else
{
return false;
}
}
return true;
}
bool BinaryFile::GetNextWord(std::ifstream* file, char* buffer)
{
return GetNextNBytes(file, buffer, ByteUtils::BYTES_PER_WORD);
}
bool BinaryFile::GetNextDWord(std::ifstream* file, char* buffer)
{
return GetNextNBytes(file, buffer, ByteUtils::BYTES_PER_DWORD);
}
bool BinaryFile::GetNextWord(std::ifstream* file, int& target, bool reverse)
{
char buffer[ByteUtils::BYTES_PER_WORD];
if(!BinaryFile::GetNextWord(file, buffer))
{
return false;
}
target = ByteUtils::ToWord(buffer, reverse);
return true;
}
bool BinaryFile::GetNextDWord(std::ifstream* file, int& target)
{
char buffer[ByteUtils::BYTES_PER_DWORD];
if(!BinaryFile::GetNextDWord(file, buffer))
{
return false;
}
target = ByteUtils::ToDWord(buffer);
return true;
}
bool BinaryFile::CheckNextDWord(std::ifstream* file, const char* target)
{
char buffer[ByteUtils::BYTES_PER_DWORD];
if(!BinaryFile::GetNextDWord(file, buffer))
{
return false;
}
if(!ByteUtils::CompareDWords(buffer, target))
{
return false;
}
return true;
}
bool BinaryFile::GetNextString(std::ifstream* file, std::string& target, unsigned numBytes)
{
char c;
for(unsigned idx=0; idx<numBytes; idx++)
{
if(!file->get(c))
{
return false;
}
target += c;
}
return true;
}

32
src/core/file_utilities/BinaryFile.h
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@ -1,32 +0,0 @@
#pragma once
#include <fstream>
#include <string>
class BinaryFile
{
public:
template<typename T>
static bool Write(std::ofstream* file, T data)
{
file->write(reinterpret_cast<char*>(&data), sizeof(data));
return true;
}
static bool GetNextByteAsInt(std::ifstream* file, int& target);
static bool GetNextNBytes(std::ifstream* file, char* buffer, unsigned numBytes);
static bool GetNextWord(std::ifstream* file, char* buffer);
static bool GetNextDWord(std::ifstream* file, char* buffer);
static bool GetNextWord(std::ifstream* file, int& target, bool reverse = true);
static bool GetNextDWord(std::ifstream* file, int& target);
static bool CheckNextDWord(std::ifstream* file, const char* target);
static bool GetNextString(std::ifstream* file, std::string& target, unsigned numBytes);
};