scale bar rework

matlab/+Helpers/scaleBar.m

-function [nPixels,microns] = scaleBar(CONSTANTS,targetPixels)
+function [nPixels,microns] = scaleBar(CONSTANTS,targetPixels,szim)
 
 if ~exist('targetPixels','var')
     targetPixels = 100;
@@ -9,7 +9,10 @@ microns = targetPixels .* microns_per_pixel;
 microns = 5 * round(microns/5);
 nPixels = round(microns / microns_per_pixel);
 
-rectangle('Position',[2*size(im,2)-100,25,nPixels,10],'facecolor','w')
-text(2*size(im,2)-100+nPixels/2,25,'30um','color','w','HorizontalAlignment','center', ...
-    'VerticalAlignment','bottom')
+% rectangle('Position',[szim(2)-100,25,nPixels,10],'facecolor','w')
+% text(szim(2)-100+nPixels/2,25,'30um','color','w','HorizontalAlignment','center', ...
+%     'VerticalAlignment','bottom')
 
+rectangle('Position',[szim(2)-30-nPixels,40,nPixels,15],'FaceColor','w');
+% text(szim(2)-30-nPixels,15,[num2str(microns) '\mum'],'color','w','VerticalAlignment','top','fontsize',12)
+text(szim(2)-30-nPixels,5,[num2str(microns) '\mum'],'color','w','VerticalAlignment','top','fontsize',12)