public override void OnInspectorGUI()
{
DrawDefaultInspector();
bool generateGrid = GUILayout.Button("Generate", GUILayout.Height(2 * EditorGUIUtility.singleLineHeight));
bool clearGrid = GUILayout.Button("Clear", GUILayout.Height(2 * EditorGUIUtility.singleLineHeight));
if (generateGrid)
{
_myTarget.Draw();
}
if (clearGrid)
{
_myTarget.Clear();
}
}