my_plot3.m

来自「方便初学者学习」· M 代码 · 共 25 行

function my_plot3(x,y,z)
cax = newplot;
%检测当前的hold状态
hold_state = ishold; 
LSO = ['- ';'--';': ';'-.'];
if nargin == 2
    hlines = line(x,y,'Color','k');
%如果hold为off时，改变视图
    if ~hold_state
        view(2)
    end
elseif nargin == 3
    hlines = line(x,y,z,'Color','k');
%如果hold为off时，改变视图
    if ~hold_state 
        view(3)
    end
end
ls = 1;
for hindex = 1:length(hlines)
    if ls > length(LSO),ls = 1;end
    set(hlines(hindex),'LineStyle',LSO(ls,:))
    ls = ls + 1;
end