FROM:

http://www.rit.edu/~pnveme/pigf/ThreeDGraphics/thrd_index.html

不同形状的矩形

The rectangle is a graphic object that is very useful to represent simple animation through simple graphics.  A moving rectangle and text is shown in the following code.  Simple animation like these are only restricted by your imagination

此主题相关图片如下：

format compact set(gcf,'Menubar','none','Name','Different Types of Rectangles', ...     'NumberTitle','off','Position',[10,600,400,300]); axis([0 8 0 6]); t = 0:0.1:1; for i = 1:10     if i > 1         delete(h1);     end     left = 2*t(i);     bot = exp(0.5*t(i));     wid = 3*sin(t(i))+ 1;     ht = 3*(t(i)*t(i)+0.1);     col = rand(1,3);     ecolor = rand(1,3);     h = rectangle('Position',[left bot wid ht], ...         'FaceColor',col, ...         'EdgeColor',ecolor, ...         'LineWidth',1, ...