// *********************************************************
// 新規イメージ作成
// 戻り値 : true 成功, false 失敗
// *********************************************************
BOOL LboxGd::CreateJpeg( int w, int h )
{
	this->Type = "JPEG";
	return LboxGd::Create( w, h );
}
BOOL LboxGd::CreatePng( int w, int h )
{
	this->Type = "PNG";
	return LboxGd::Create( w, h );
}
BOOL LboxGd::Create( int w, int h )
{
	if ( this->lib == NULL ) {
		this->SetLibLoadErrorMessage();
		return false;
	}

	LPFUNC_gdImageCreateTrueColor Dll_gdImageCreateTrueColor;

	Dll_gdImageCreateTrueColor =
		(LPFUNC_gdImageCreateTrueColor)GetProcAddress(
			lib, "gdImageCreateTrueColor@8"
		);
	if ( Dll_gdImageCreateTrueColor == NULL ) {
		this->SetFuncLoadErrorMessage();
		return false;
	}

	if ( this->gd != NULL ) {
		this->Destroy();
	}

	gdImagePtr im;

	im = Dll_gdImageCreateTrueColor(
		w, h
	);
	this->gd = (void *)im;

	return true;
}