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// Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
// Copyright (C) INRIA
// 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_V2.1-en.txt
function clf(varargin)
nbArg = size(varargin);
if nbArg==0 then
h=gcf()
job="clear"
elseif nbArg==1 then
if type(varargin(1))==1 then // win num given
num=varargin(1)
h=[];for k=1:size(num,"*"),h=[h;get_figure_handle(num(k))];end
job="clear"
elseif type(varargin(1))==9 then // handle given
h=varargin(1);job="clear"
elseif type(varargin(1))==10 then // job given
h=gcf()
job=varargin(1)
end
elseif nbArg==2 then
if type(varargin(1))==1 then // win num given
num=varargin(1)
h=[];for k=1:size(num,"*"),h=[h;get_figure_handle(num(k))];end
elseif type(varargin(1))==9 then // handle given
h=varargin(1);
end
job=varargin(2);
else
error(msprintf(gettext("%s: Wrong number of input argument(s): %d to %d expected."), "clf", 0, 2));
end
if and(job<>["clear","reset"]) then
error(msprintf(gettext("%s: Wrong value for input argument #%d: ''clear'' or ''reset'' expected."), "clf", nbArg));
end
nbHandles = size(h,"*");
if nbHandles == 0 then
return;
end
// check that all the handles are figures
for k=1:nbHandles
curFig = h(k);
if curFig.type <> "Figure" & (curFig.type <> "uicontrol" | curFig.style <> "frame") then
error(msprintf(gettext("%s: Wrong type for input argument #%d: A vector of ''Figure'' or ''Frame'' handle expected."), "clf", 1));
end
end
// delete childrens
for k=1:nbHandles
curFig = h(k)
if curFig.type == "uicontrol" then
haveAxes = %F;
for kChild = 1:size(curFig.children, "*")
if curFig.children(kChild).type=="Axes" then
haveAxes = %T;
break
end
end
delete(curFig.children);
if haveAxes then
newaxes(curFig);
end
else
// drawlater
immediateMode = curFig.immediate_drawing;
curFig.immediate_drawing = "off";
delete(curFig.children);
// drawnow
curFig.immediate_drawing = immediateMode;
curFig.info_message = "";
end
end
// reset figures to default values if needed
if (job == "reset") then
defaultFig = gdf();
for k = 1: nbHandles
curFig = h(k);
if curFig.type == "uicontrol" then
continue;
end
// drawlater
immediateMode = curFig.immediate_drawing;
curFig.immediate_drawing = "off";
// properties to set
defaultProps=["figure_position",
"axes_size",
"auto_resize",
"viewport",
"figure_name",
"color_map",
"info_message",
"pixel_drawing_mode",
"immediate_drawing",
"background",
"visible",
"rotation_style",
"event_handler",
"event_handler_enable",
"user_data",
"tag"];
for i = 1:size(defaultProps,"*")
defaultValue = get(defaultFig, defaultProps(i));
if (defaultProps(i) <> "figure_position" | defaultValue <> [-1,-1]) then
// don't reset figure pos is defaultValue is [-1,-1]
set(curFig, defaultProps(i), defaultValue);
end
end
// drawnow
curFig.immediate_drawing = immediateMode;
end
end
endfunction
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