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Fall back to stdio when performing file input on Android without an activity.

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binary1248 2024-04-14 01:09:48 +02:00 committed by Chris Thrasher
parent ca0a231b35
commit 4daeac6459
3 changed files with 51 additions and 33 deletions
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5
include/SFML/System/FileInputStream.hpp
View File

@ -147,8 +147,8 @@ private:
// Member data
////////////////////////////////////////////////////////////
#ifdef SFML_SYSTEM_ANDROID
std::unique_ptr<priv::ResourceStream> m_file;
#else
std::unique_ptr<priv::ResourceStream> m_androidFile;
#endif
////////////////////////////////////////////////////////////
/// \brief Deleter for stdio file stream that closes the file stream
///
@ -159,7 +159,6 @@ private:
};
std::unique_ptr<std::FILE, FileCloser> m_file; //!< stdio file stream
#endif
};
} // namespace sf

18
src/SFML/Graphics/Image.cpp
View File

@ -31,6 +31,7 @@
#include <SFML/System/InputStream.hpp>
#include <SFML/System/Utils.hpp>
#ifdef SFML_SYSTEM_ANDROID
#include <SFML/System/Android/Activity.hpp>
#include <SFML/System/Android/ResourceStream.hpp>
#endif
@ -157,7 +158,15 @@ void Image::create(const Vector2u& size, const std::uint8_t* pixels)
////////////////////////////////////////////////////////////
bool Image::loadFromFile(const std::filesystem::path& filename)
{
#ifndef SFML_SYSTEM_ANDROID
#ifdef SFML_SYSTEM_ANDROID
if (priv::getActivityStatesPtr() != nullptr)
{
priv::ResourceStream stream(filename);
return loadFromStream(stream);
}
#endif
// Clear the array (just in case)
m_pixels.clear();
@ -186,13 +195,6 @@ bool Image::loadFromFile(const std::filesystem::path& filename)
return false;
}
#else
priv::ResourceStream stream(filename);
return loadFromStream(stream);
#endif
}

61
src/SFML/System/FileInputStream.cpp
View File

@ -27,6 +27,7 @@
////////////////////////////////////////////////////////////
#include <SFML/System/FileInputStream.hpp>
#ifdef SFML_SYSTEM_ANDROID
#include <SFML/System/Android/Activity.hpp>
#include <SFML/System/Android/ResourceStream.hpp>
#endif
#include <memory>
@ -36,12 +37,10 @@
namespace sf
{
////////////////////////////////////////////////////////////
#ifndef SFML_SYSTEM_ANDROID
void FileInputStream::FileCloser::operator()(std::FILE* file)
{
std::fclose(file);
}
#endif
////////////////////////////////////////////////////////////
@ -64,69 +63,88 @@ FileInputStream& FileInputStream::operator=(FileInputStream&&) noexcept = defaul
bool FileInputStream::open(const std::filesystem::path& filename)
{
#ifdef SFML_SYSTEM_ANDROID
m_file = std::make_unique<priv::ResourceStream>(filename);
return m_file->tell() != -1;
#else
if (priv::getActivityStatesPtr() != nullptr)
{
m_androidFile = std::make_unique<priv::ResourceStream>(filename);
return m_androidFile->tell() != -1;
}
#endif
#ifdef SFML_SYSTEM_WINDOWS
m_file.reset(_wfopen(filename.c_str(), L"rb"));
#else
m_file.reset(std::fopen(filename.c_str(), "rb"));
#endif
return m_file != nullptr;
#endif
}
////////////////////////////////////////////////////////////
std::int64_t FileInputStream::read(void* data, std::int64_t size)
{
#ifdef SFML_SYSTEM_ANDROID
if (priv::getActivityStatesPtr() != nullptr)
{
if (!m_androidFile)
return -1;
return m_androidFile->read(data, size);
}
#endif
if (!m_file)
return -1;
#ifdef SFML_SYSTEM_ANDROID
return m_file->read(data, size);
#else
return static_cast<std::int64_t>(std::fread(data, 1, static_cast<std::size_t>(size), m_file.get()));
#endif
}
////////////////////////////////////////////////////////////
std::int64_t FileInputStream::seek(std::int64_t position)
{
#ifdef SFML_SYSTEM_ANDROID
if (priv::getActivityStatesPtr() != nullptr)
{
if (!m_androidFile)
return -1;
return m_androidFile->seek(position);
}
#endif
if (!m_file)
return -1;
#ifdef SFML_SYSTEM_ANDROID
return m_file->seek(position);
#else
if (std::fseek(m_file.get(), static_cast<long>(position), SEEK_SET))
return -1;
return tell();
#endif
}
////////////////////////////////////////////////////////////
std::int64_t FileInputStream::tell()
{
#ifdef SFML_SYSTEM_ANDROID
if (priv::getActivityStatesPtr() != nullptr)
{
if (!m_androidFile)
return -1;
return m_androidFile->tell();
}
#endif
if (!m_file)
return -1;
#ifdef SFML_SYSTEM_ANDROID
return m_file->tell();
#else
return std::ftell(m_file.get());
#endif
}
////////////////////////////////////////////////////////////
std::int64_t FileInputStream::getSize()
{
#ifdef SFML_SYSTEM_ANDROID
if (priv::getActivityStatesPtr() != nullptr)
{
if (!m_androidFile)
return -1;
return m_androidFile->getSize();
}
#endif
if (!m_file)
return -1;
#ifdef SFML_SYSTEM_ANDROID
return m_file->getSize();
#else
const std::int64_t position = tell();
std::fseek(m_file.get(), 0, SEEK_END);
const std::int64_t size = tell();
@ -135,7 +153,6 @@ std::int64_t FileInputStream::getSize()
return -1;
return size;
#endif
}
} // namespace sf