gusucode.com > Matlab精彩编程100例源码程序 > Matlab精彩编程100例源码/实例47/实例47.m
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]);