作业帮Matlab 饼状图h0=figure('toolbar','none',...'position',[200 150 450 250],...'name','实例09');t=[54 21 35;68 54 35;45 25 12;48 68 45;68 54 69];x=sum(t);h=pie(x);textobjs=findobj(h,'type','text');str1=get(textobjs,{'string'});val1=get(textobjs,{'ex
来源：学生作业帮助网 编辑：作业帮 时间：2024/05/13 00:14:58
![Matlab 饼状图h0=figure('toolbar','none',...'position',[200 150 450 250],...'name','实例09');t=[54 21 35;68 54 35;45 25 12;48 68 45;68 54 69];x=sum(t);h=pie(x);textobjs=findobj(h,'type','text');str1=get(textobjs,{'string'});val1=get(textobjs,{'ex](/uploads/image/z/1340327-47-7.jpg?t=Matlab+%E9%A5%BC%E7%8A%B6%E5%9B%BEh0%3Dfigure%28%27toolbar%27%2C%27none%27%2C...%27position%27%2C%5B200+150+450+250%5D%2C...%27name%27%2C%27%E5%AE%9E%E4%BE%8B09%27%29%3Bt%3D%5B54+21+35%3B68+54+35%3B45+25+12%3B48+68+45%3B68+54+69%5D%3Bx%3Dsum%28t%29%3Bh%3Dpie%28x%29%3Btextobjs%3Dfindobj%28h%2C%27type%27%2C%27text%27%29%3Bstr1%3Dget%28textobjs%2C%7B%27string%27%7D%29%3Bval1%3Dget%28textobjs%2C%7B%27ex)
Matlab 饼状图h0=figure('toolbar','none',...'position',[200 150 450 250],...'name','实例09');t=[54 21 35;68 54 35;45 25 12;48 68 45;68 54 69];x=sum(t);h=pie(x);textobjs=findobj(h,'type','text');str1=get(textobjs,{'string'});val1=get(textobjs,{'ex
Matlab
饼状图
h0=figure('toolbar','none',...
'position',[200 150 450 250],...
'name','实例09');
t=[54 21 35;
68 54 35;
45 25 12;
48 68 45;
68 54 69];
x=sum(t);
h=pie(x);
textobjs=findobj(h,'type','text');
str1=get(textobjs,{'string'});
val1=get(textobjs,{'extent'});
oldext=cat(1,val1{:});
names={'商品一：';'商品二：';'商品三：'};
str2=strcat(names,str1);
set(textobjs,{'string'},str2)
val2=get(textobjs,{'extent'});
newext=cat(1,val2{:});
offset=sign(oldext(:,1)).*(newext(:,3)-oldext(:,3))/2;
pos=get(textobjs,{'position'});
textpos=cat(1,pos{:});
textpos(:,1)=textpos(:,1)+offset;
set(textobjs,{'position'},num2cell(textpos,[3,2]))
Matlab 饼状图h0=figure('toolbar','none',...'position',[200 150 450 250],...'name','实例09');t=[54 21 35;68 54 35;45 25 12;48 68 45;68 54 69];x=sum(t);h=pie(x);textobjs=findobj(h,'type','text');str1=get(textobjs,{'string'});val1=get(textobjs,{'ex
set get是设定和获得参数值的函数
其他大部分为初等函数,可以查一查理解下程序