value ImageCreateFromGif(value filename) {
FILE *_file = openFileRead(filename);
gdImagePtr img = gdImageCreateFromGif(_file);
fclose(_file);
if (img == NULL) failure("image file could not be loaded: probably wrong format");
return alloc_gc_image(img);
}
value ImageCreateFromGd2Part(value filename, value srcX, value srcY, value width, value height) {
FILE *_file = openFileRead(filename);
int _srcX = val_int(srcX);
int _srcY = val_int(srcY);
int _width = val_int(width);
int _height = val_int(height);
gdImagePtr img = gdImageCreateFromGd2Part(_file,_srcX,_srcY,_width,_height);
fclose(_file);
return alloc_gc_image(img);
}
std::string FileSystem::readFileAsString(const std::string &fileName) {
std::stringstream result;
if(exists(fileName)) {
auto fs = openFileRead(fileName);
result << fs->rdbuf();
}
return result.str();
}
std::vector<char> FileSystem::readFileAsCharBuffer(const std::string & fileName) {
std::vector<char> buffer;
if(exists(fileName)) {
int length = 0;
auto fs = openFileRead(fileName);
fs->seekg (0, std::ios::end);
length = static_cast<int>(fs->tellg());
fs->seekg (0, std::ios::beg);
buffer.reserve(length);
fs->read(&buffer[0], length);
}
return buffer;
}
int openStudentFile(FILE **fileRead, FILE **fileWrite)
{
if (openFileRead("data.txt", fileRead) == -1)
{
// if open file has error, then create the file
if (openFileWrite("data.txt", fileWrite) == -1)
{
printf("Cannot create data.txt! Serious error! \n");
return -1;
}
else
{
printf("Created empty data.txt, because file did not exist\n");
fprintf(*fileWrite, "%s\t%s\t%s\t%s\t\n", "회원ID", "회원이름", "회원주소", "핸드폰번호");
fflush(*fileWrite);
return 1;
}
}
return 0;
}
value ImageCreateFromWBMP(value filename) {
FILE *_file = openFileRead(filename);
gdImagePtr img = gdImageCreateFromWBMP(_file);
fclose(_file);
return alloc_gc_image(img);
}