// *********************************************************
// 楕円の描画
// 戻り値 : true 成功, false 失敗
// *********************************************************
int LboxGd::Arc( int x, int y, int w, int h, int color )
{
	if ( this->lib == NULL ) {
		this->SetLibLoadErrorMessage();
		return false;
	}

	return LboxGd::Arc(
		x, y,
		w, h,
		0, 359,
		color
	);
}
int LboxGd::Arc(
	int x, int y, int w, int h, int s, int e, int color )
{
	if ( this->lib == NULL ) {
		this->SetLibLoadErrorMessage();
		return false;
	}

	LPFUNC_gdImageArc Dll_gdImageArc;

	Dll_gdImageArc =
		(LPFUNC_gdImageArc)GetProcAddress(
			lib, "gdImageArc@32"
		);
	if ( Dll_gdImageArc == NULL ) {
		this->SetFuncLoadErrorMessage();
		return false;
	}

	gdImagePtr im;

	im = (gdImagePtr)(this->gd);

	Dll_gdImageArc(im, x, y, w, h, s, e, color );

	return true;
}