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// Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
// Copyright (C) 2002-2004 - INRIA - Vincent COUVERT
//
// This file must be used under the terms of the CeCILL.
// This source file is licensed as described in the file COPYING, which
// you should have received as part of this distribution. The terms
// are also available at
// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
function h=mtlb_plot(varargin)
// Emulation function for Matlab plot()
// Default for Matlab graphics
mtlbColorOrder=[..
0 0 1 ;..
0 0.5 0 ;..
1 0 0 ;..
0 0.75 0.75;..
0.75 0 0.75;..
0.75 0.75 0 ;..
0.25 0.25 0.25].*255;
// red green blue cyan magenta yellow black white
mtlbcolors=["r" ,"g" ,"b" ,"c" ,"m" ,"y" ,"k" ,"w" ]
scicolors= ["red","green","blue","cyan","magenta","yellow","black","white"]
mtlbmarkers=["+","o","*",".","x","s","d","^","v",">","<","p","h"]
scimarkers= [ 1 , 9 , 3 , 0 , 2 , -1, 5 , 6 , 7 , -1, -1, -1, -1]
mtlblinestyles=["-","--",":","-."]
scilinestyles= [ 0 , 2 , -1, 5 ]
// plot(axes_handle,...)
if type(varargin(1))==9 then
set("current_axes",varargin(1))
varargin(1)=null()
end
mtlbColor=mtlbColorOrder(1,:)
colorIndex=1
// plot(Y)
if lstsize(varargin)==1 then
mtlb_plotY(varargin(1))
elseif lstsize(varargin)==2 then
// plot(Y,Linespec)
if type(varargin(2))==10 then
mtlb_plotY(varargin(1))
curh=gce()
curh=curh.children(1)
mstyl=linespec2sci(varargin(2),curh)
if ~isempty(mstyl) then
mtlb_plotY(varargin(1))
a=gca()
markplot=a.children(1)
markplot.children(1).mark_mode="on"
markplot.children(1).mark_style=mstyl
end
if colorIndex<>7 then
colorIndex=colorIndex+1;
else
colorIndex=1;
end
mtlbColor=mtlbColorOrder(colorIndex,:);
// plot(X,Y)
else
mtlb_plotXY(varargin(1),varargin(2))
if colorIndex<>7 then
colorIndex=colorIndex+1;
else
colorIndex=1;
end
mtlbColor=mtlbColorOrder(colorIndex,:);
end
// plot(X,Y,Linespec)
elseif lstsize(varargin)==3 & type(varargin(3))==10 then
mtlb_plotXY(varargin(1),varargin(2))
curh=gce()
curh=curh.children(1)
mstyl=linespec2sci(varargin(3),curh)
if ~isempty(mstyl) then
mtlb_plotXY(varargin(1),varargin(2))
a=gca()
markplot=a.children(1)
markplot.children(1).mark_mode="on"
markplot.children(1).mark_style=mstyl
end
if colorIndex<>7 then
colorIndex=colorIndex+1;
else
colorIndex=1;
end
mtlbColor=mtlbColorOrder(colorIndex,:);
else
k=1
while k<=lstsize(varargin)
if k<lstsize(varargin) & type(varargin(k))<>10 then
mtlb_plotXY(varargin(k),varargin(k+1))
set(gca(),"auto_clear","off")
X=varargin(k)
Y=varargin(k+1)
lineplot=gce()
markplot=lineplot
k=k+2
if colorIndex<>7 then
colorIndex=colorIndex+1;
else
colorIndex=1;
end
mtlbColor=mtlbColorOrder(colorIndex,:);
elseif k<=lstsize(varargin) & type(varargin(k))==10 then
opt=varargin(k)
opt=convstr(opt,"l")
if ~isempty(strindex("linestyle",opt)) then
curh=lineplot.children(1)
linespec2sci(varargin(k+1),curh)
k=k+2
elseif ~isempty(strindex("linewidth",opt)) then
lineplot.children(1).thickness=varargin(k+1)
k=k+2
elseif ~isempty(strindex("marker",opt)) then
curh=markplot.children(1)
linespec2sci(varargin(k+1),curh)
k=k+2
elseif ~isempty(strindex("markeredgecolor",opt)) then
warning(msprintf(gettext("%s: ''%s'' option ignored.\n"),"mtlb_plot","MarkerEdgeColor"));
k=k+2
elseif ~isempty(strindex("markerfacecolor",opt)) then
curh=markplot.children(1)
linespec2sci(varargin(k+1),curh)
k=k+2
elseif ~isempty(strindex("markersize",opt)) then
scimarksize=[8 10 12 14 18 24]
markplot.children(1).mark_size=scimarksize(max(find(scimarksize<varargin(k+1))))
k=k+2
else
curh=lineplot.children(1)
mstyl=linespec2sci(varargin(k),curh)
if ~isempty(mstyl) then
mtlb_plotXY(X,Y)
a=gca()
markplot=a.children(1)
markplot.children(1).mark_mode="on"
markplot.children(1).mark_style=mstyl
end
k=k+1
end
end
end
end
a=gca()
a.auto_clear="on"
// Log axis ?
global mtlb_log_mod
if ~isempty(mtlb_log_mod)
a.log_flags = mtlb_log_mod;
end
h=a.children
endfunction
function mtlb_plotY(Y)
if norm(Y,1)==0 then
plot2d(Y)
else
plot2d(real(Y),imag(Y))
end
e=gce()
e.children(1).foreground=color(mtlbColor(1),mtlbColor(2),mtlbColor(3))
e.children(1).line_style=0
endfunction
function mtlb_plotXY(X,Y)
plot2d(X,Y)
e=gce()
e.children(1).foreground=color(mtlbColor(1),mtlbColor(2),mtlbColor(3))
e.children(1).line_style=0
endfunction
function mark=linespec2sci(linespec,cur_handle)
mtlbColor=mtlbColor;
linep=%F
// line style
ind=[]
for k=1:size(mtlblinestyles,"*")
found=strindex(linespec,mtlblinestyles(k))
if ~isempty(found) then
ind=k
linep=%T
end
end
styl=scilinestyles(ind)
if styl>=0 then
cur_handle.line_style=styl
elseif ~isempty(ind) then
warning(msprintf(gettext("%s: Unknown line style found in ''%s'' -> set to 6.\n"),"mtlb_plot",linespec));
cur_handle.line_style=6
end
// color
ind=[]
for k=1:size(mtlbcolors,"*")
found=strindex(linespec,mtlbcolors(k))
if ~isempty(found) then
ind=k
break
end
end
clr=scicolors(ind)
if ~isempty(clr) then
cur_handle.foreground=color(clr)
mtlbColor=name2rgb(clr)
elseif ~isempty(ind) then
warning(msprintf(gettext("%s: Unknown color found in ''%s'' -> set to black.\n"),"mtlb_plot",linespec));
cur_handle.foreground=color("black")
mtlbColor=name2rgb("black")
end
// marker
ind=[]
for k=1:size(mtlbmarkers,"*")
found=strindex(linespec,mtlbmarkers(k))
if ~isempty(found) then
ind=k
break
end
end
mark=scimarkers(ind)
if ~linep & mark>=0 & ~isempty(mark) then
cur_handle.mark_mode="on"
cur_handle.mark_style=mark
cur_handle.mark_size=1
elseif ~linep & mark>=0 & ~isempty(mark) then
cur_handle.mark_mode="on"
cur_handle.mark_style=4
cur_handle.mark_size=1
elseif ~isempty(ind) then
mark=4
end
mtlbColor=resume(mtlbColor)
endfunction
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