簡易小畫家，有直線、四邊形、畫筆及打字功能-Drawing simple, linear, quadrilateral, brushes and typing function

Descr iption: This a simple Painter program using JAVA language. The program uses 4 classes to build the entire structure. Please compile using the JAVA SDK, and run the Painter.java as the main program. Program Ability: -Draw Line, FreeHand, Oval,

Simple Java example for beginner