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refactored FileMode to make more sense

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This commit is contained in:
Noel Berry
2021-04-05 01:07:16 -07:00
parent 9e8a181fd2
commit 65f7194e4f
8 changed files with 55 additions and 27 deletions
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2
src/images/aseprite.cpp
View File

@ -17,7 +17,7 @@ Aseprite::Aseprite()
Aseprite::Aseprite(const FilePath& path)
{
FileStream fs(path, FileMode::Read);
FileStream fs(path, FileMode::OpenRead);
parse(fs);
}

2
src/images/font.cpp
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@ -58,7 +58,7 @@ Font::Font(Stream& stream) : Font()
Font::Font(const FilePath& path) : Font()
{
FileStream fs(path, FileMode::Read);
FileStream fs(path, FileMode::OpenRead);
if (fs.is_readable())
load(fs);
}

6
src/images/image.cpp
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@ -64,7 +64,7 @@ Image::Image(const FilePath& file)
pixels = nullptr;
m_stbi_ownership = false;
FileStream fs(file, FileMode::Read);
FileStream fs(file, FileMode::OpenRead);
if (fs.is_readable())
from_stream(fs);
}
@ -205,7 +205,7 @@ void Image::set_pixels(const RectI& rect, Color* data)
bool Image::save_png(const FilePath& file) const
{
FileStream fs(file, FileMode::Write);
FileStream fs(file, FileMode::CreateWrite);
return save_png(fs);
}
@ -234,7 +234,7 @@ bool Image::save_png(Stream& stream) const
bool Image::save_jpg(const FilePath& file, int quality) const
{
FileStream fs(file, FileMode::Write);
FileStream fs(file, FileMode::CreateWrite);
return save_jpg(fs, quality);
}

22
src/internal/platform_backend_sdl2.cpp
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@ -647,11 +647,25 @@ void PlatformBackend::dir_explore(const char* path)
bool PlatformBackend::file_open(const char* path, PlatformBackend::FileHandle* handle, FileMode mode)
{
const char* sdlMode = "rb";
if (mode == FileMode::Write)
sdlMode = "wb";
const char* sdl_mode = "";
auto ptr = SDL_RWFromFile(path, sdlMode);
switch (mode)
{
case FileMode::OpenRead:
sdl_mode = "rb";
break;
case FileMode::OpenReadWrite:
sdl_mode = "r+b";
break;
case FileMode::CreateWrite:
sdl_mode = "wb";
break;
case FileMode::CreateReadWrite:
sdl_mode = "w+b";
break;
}
auto ptr = SDL_RWFromFile(path, sdl_mode);
*handle = (PlatformBackend::FileHandle)ptr;
return ptr != nullptr;
}

24
src/internal/platform_backend_win32.cpp
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@ -489,16 +489,24 @@ bool PlatformBackend::file_open(const char* path, PlatformBackend::FileHandle* h
int access = 0;
int creation = 0;
if (((int)mode & (int)FileMode::Read) == (int)FileMode::Read)
switch (mode)
{
access |= GENERIC_READ;
case FileMode::OpenRead:
access = GENERIC_READ;
creation = OPEN_EXISTING;
}
if (((int)mode & (int)FileMode::Write) == (int)FileMode::Write)
{
access |= GENERIC_WRITE;
creation = OPEN_ALWAYS;
break;
case FileMode::Open:
access = GENERIC_READ | GENERIC_WRITE;
creation = OPEN_EXISTING;
break;
case FileMode::CreateWrite:
access = GENERIC_WRITE;
creation = CREATE_ALWAYS;
break;
case FileMode::Create:
access = GENERIC_READ | GENERIC_WRITE;
creation = CREATE_ALWAYS;
break;
}
auto result = CreateFile(path, access, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, creation, FILE_ATTRIBUTE_NORMAL, NULL);

7
src/streams/filestream.cpp
View File

@ -8,7 +8,7 @@ using namespace Blah;
FileStream::FileStream()
{
m_handle = nullptr;
m_mode = FileMode::None;
m_mode = FileMode::OpenRead;
}
FileStream::FileStream(const FilePath& path, FileMode mode)
@ -70,12 +70,12 @@ bool FileStream::is_open() const
bool FileStream::is_readable() const
{
return m_handle != nullptr && (m_mode == FileMode::ReadWrite || m_mode == FileMode::Read);
return m_handle != nullptr && (m_mode != FileMode::CreateWrite);
}
bool FileStream::is_writable() const
{
return m_handle != nullptr && (m_mode == FileMode::ReadWrite || m_mode == FileMode::Write);
return m_handle != nullptr && (m_mode != FileMode::OpenRead);
}
i64 FileStream::read_into(void* ptr, i64 length)
@ -108,5 +108,4 @@ void FileStream::close()
if (m_handle != nullptr)
PlatformBackend::file_close(m_handle);
m_handle = nullptr;
m_mode = FileMode::None;
}