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matlab实用程序百例2.txt in matlab.rar

			
实例47：曲线标记

h0=figure('toolbar','none',...
    'position',[198 56 408 468],...
    'name','my second gui');
h1=axes('parent',h0,...
    'position',[0.15 0.45 0.7 0.5],...
    'visible','on');
x=0:0.1:2*pi;
k=plot(x,sin(x),'*');
xlabel('自变量X');
ylabel('函数值Y');
title('标记类型的改变');
p1=uicontrol('parent',h0,...
    'style','pushbutton',...
    'string','+',...
    'fontsize',20,...
    'foregroundcolor',[1 1 1],...
    'backgroundcolor',[0 0 0],...
    'position',[60 100 50 20],...
    'callback','set(k,''marker'',''+'')');
p2=uicontrol('parent',h0,...
    'style','pushbutton',...
    'string','o',...
    'fontsize',20,...
    'foregroundcolor',[1 1 1],...
    'backgroundcolor',[0 0 0],...
    'position',[170 100 50 20],...
    'callback','set(k,''marker'',''o'')');
p3=uicontrol('parent',h0,...
    'style','pushbutton',...
    'string','x',...
    'fontsize',20,...
    'foregroundcolor',[1 1 1],...
    'backgroundcolor',[0 0 0],...
    'position',[280 100 50 20],...
    'callback','set(k,''marker'',''x'')');
p4=uicontrol('parent',h0,...
    'style','pushbutton',...
    'backgroundcolor',[1 1 1],...
    'fontsize',20,...
    'fontweight','demi',...
    'string','关闭',...
    'position',[150 30 80 60],...
    'callback','close');
t1=uicontrol('parent',h0,...
    'style','text',...
    'string','星号',...
    'fontsize',12,...
    'fontweight','demi',...
    'position',[60 120 50 20]);
t2=uicontrol('parent',h0,...
    'style','text',...
    'string','圆圈',...
    'fontsize',12,...
    'fontweight','demi',...
    'position',[170 120 50 20]);
t3=uicontrol('parent',h0,...
    'style','text',...
    'string','叉号',...
    'fontsize',12,...
    'fontweight','demi',...
    'position',[280 120 50 20]);
实例48：修改曲型

h0=figure('toolbar','none',...
    'position',[198 56 408 468],...
    'name','实例48');
h1=axes('parent',h0,...
    'position',[0.15 0.45 0.7 0.5],...
    'visible','on');
x=0:0.1:2*p			

			...
			...
			... to be continued.

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