此代码将完成此工作:
Rectangle pageSize = new Rectangle(216, 720);pageSize.setBackgroundColor(new baseColor(0xFF, 0xFF, 0xDE));document document = new document(pageSize);

此代码将完成此工作:
Rectangle pageSize = new Rectangle(216, 720);pageSize.setBackgroundColor(new baseColor(0xFF, 0xFF, 0xDE));document document = new document(pageSize);