view arrows/@imager/construct.m @ 0:672052bd81f8

Initial partial import.
author samer
date Wed, 19 Dec 2012 22:38:28 +0000
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function u=construct(s,sizes_in)
	acquire(s);
	figure(fig(s)); set(gcf,'Name',name(s));

	X=nan(sizes_in{1}); 

	if isfield(s.opts,'xdom') || isfield(s.opts,'ydom')
		xdom=getparam(s.opts,'xdom',[1,size(X,2)]);
		ydom=getparam(s.opts,'ydom',[1,size(X,1)]);
		h=s.opts.imagefn(xdom,ydom,X,s.opts.args{:});
	else
		h=s.opts.imagefn(X,s.opts.args{:});
	end
	if isfield(s.opts,'clickthru') && s.opts.clickthru
		parent=get(h,'Parent');
		set(h,'ButtonDownFcn',@clickthru);
	end

	if ~isempty(s.opts.xlim), xlim(s.opts.xlim); end
	if ~isempty(s.opts.ylim), ylim(s.opts.ylim); end
	if isfield(s.opts,'ylabel'), ylabel(s.opts.ylabel); end
	if isfield(s.opts,'xlabel'), xlabel(s.opts.xlabel); end
	if getparam(s.opts,'colorbar',0), colorbar; end
	if ~isempty(s.opts.clim) caxis(s.opts.clim); end
	if ~isempty(s.opts.colormap), colormap(s.opts.colormap); end

	u=mkunit(s);
	if autoflush(s), u.process =@proc_flush;
	else u.process=@proc_noflush; end

	u.sizes_out = {};
	u.dispose = @dispose;

	function dispose, delete(h); release(s); end
	function proc_flush(x), set(h,'CData',x); drawnow; end
	function proc_noflush(x), set(h,'CData',x); end
	function clickthru(a,b)
		fn=get(parent,'ButtonDownFcn');
		if ~isempty(fn), fn(a,b); end
	end
end