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asStatisticsClass.m
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asStatisticsClass.m
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% Copyright (C) 2009-2013 Biomedizinische NMR Forschungs GmbH
% http://www.biomednmr.mpg.de
% Author: Tilman Johannes Sumpf <[email protected]>
%
% Distributed under the Boost Software License, Version 1.0.
% (See accompanying file LICENSE_1_0.txt or copy at
% http://www.boost.org/LICENSE_1_0.txt)
classdef asStatisticsClass < handle
properties (GetAccess = private, SetAccess = private)
pph = 0; % parent panel handle
ph = 0; % panel handle
panPos = [0 0 1 1] % panel position
ah = [] % axes handle of the reference image
enabled = true;
isComplex = false;
precision = '%2.4g';
fontSize = 8;
% handles for image points
minPointH = [];
maxPointH = [];
% text handles for 'dynamic text'
thDim = 0;
thMin = 0;
thMean = 0;
thMax = 0;
thNorm = 0;
% text handles for 'static text'
sthDim = 0;
sthMin = 0;
sthMean = 0;
sthMax = 0;
sthNorm = 0;
% image stats
imgDim = 0;
imgMin = 0;
imgMinPos = [0,0];
imgMean = 0;
imgMax = 0;
imgMaxPos = [0,0];
imgNorm = 0;
end
properties(Constant)
MIN_VALID_RANGE = 1e-6;
end
methods
function obj = asStatisticsClass(parentPanelHandle, panelPosition)
obj.pph = parentPanelHandle;
obj.panPos = panelPosition;
% create parent panel
obj.ph = uipanel('visible','on','Units','normalized',...
'Position',obj.panPos,'Parent',parentPanelHandle,...
'Tag','asStatisticsPanel');
% Create static text objects for min, mean and max
stw = 1/3; % static textfield width
th = 1/5; % textfield heigth
obj.sthDim = uicontrol('Style','Text','String','Dim :','HorizontalAlignment','left','FontSize',obj.fontSize,...
'Units','normalized','pos',[0 4/5 stw th],'parent',obj.ph,'HandleVisibility','on');
obj.sthMin = uicontrol('Style','togglebutton','String','Min :','HorizontalAlignment','left','FontSize',obj.fontSize,...
'Units','normalized','pos',[0 3/5 stw th],'parent',obj.ph,'HandleVisibility','on');
set(obj.sthMin,'callback',@(src,evnt)obj.setMarkMin(get(obj.sthMin,'value')));
obj.sthMean= uicontrol('Style','Text','String','Mean:','HorizontalAlignment','left','FontSize',obj.fontSize,...
'Units','normalized','pos',[0 2/5 stw th],'parent',obj.ph,'HandleVisibility','on');
obj.sthMax = uicontrol('Style','togglebutton','String','Max :','HorizontalAlignment','left','FontSize',obj.fontSize,...
'Units','normalized','pos',[0 1/5 stw th],'parent',obj.ph,'HandleVisibility','on');
set(obj.sthMax,'callback',@(src,evnt)obj.setMarkMax(get(obj.sthMax,'value')));
obj.sthNorm= uicontrol('Style','Text','String','L2 :','HorizontalAlignment','left','FontSize',obj.fontSize,...
'Units','normalized','pos',[0 0 stw th],'parent',obj.ph,'HandleVisibility','on');
% Create editable text objects for min, mean and max
etw = 1 - stw; % editable text filed width
obj.thDim = uicontrol('Style','Text','String','0.0','HorizontalAlignment','left','FontSize',obj.fontSize,...
'Units','normalized','pos',[stw 4/5 etw th],'parent',obj.ph,'HandleVisibility','on');
obj.thMin = uicontrol('Style','Text','String','0.0','HorizontalAlignment','left','FontSize',obj.fontSize,...
'Units','normalized','pos',[stw 3/5 etw th],'parent',obj.ph,'HandleVisibility','on');
obj.thMean= uicontrol('Style','Text','String','0.0','HorizontalAlignment','left','FontSize',obj.fontSize,...
'Units','normalized','pos',[stw 2/5 etw th],'parent',obj.ph,'HandleVisibility','on');
obj.thMax = uicontrol('Style','Text','String','0.0','HorizontalAlignment','left','FontSize',obj.fontSize,...
'Units','normalized','pos',[stw 1/5 etw th],'parent',obj.ph,'HandleVisibility','on');
obj.thNorm= uicontrol('Style','Text','String','0.0','HorizontalAlignment','left','FontSize',obj.fontSize,...
'Units','normalized','pos',[stw 0 etw th],'parent',obj.ph,'HandleVisibility','on');
end
function range = getImageRange(obj)
range = str2double(get(obj.thMax,'String')) - str2double(get(obj.thMin,'String'));
end
function disableText(obj)
if obj.enabled
childs = get(obj.ph,'Children');
for i = 1 : length(childs)
set(childs(i),'Enable','off');
end
obj.enabled = false;
end
end
function enableText(obj)
if ~obj.enabled
childs = get(obj.ph,'Children');
for i = 1 : length(childs)
set(childs(i),'Enable','on');
end
obj.enabled = true;
end
end
function setImageStats(obj,refImg)
obj.isComplex = false;
if ishandle(refImg)
axesH = get(refImg,'Parent');
if strcmp(get(refImg,'Type'),'hggroup') ||...
strcmp(get(refImg,'Type'),'quiver')
% assume that quiver has been used to illustrate the
% data. Therefore the image should be stored in the
% axes userData
ud = get(axesH,'UserData');
refImg = ud.selectedImage;
else
refImg = get(refImg,'CData');
end
if size(refImg,3) == 3 || ~isreal(refImg)
% assume that we are dealing with an rgb array, made from a
% complex image.
% So get complex image from the axes UserData
ud = get(axesH,'UserData');
refImg = ud.cplxImg;
obj.isComplex = true;
end
obj.ah = axesH;
end
obj.imgDim = size(refImg);
refVect = refImg(:);
obj.imgNorm= norm(refVect,2);
if obj.isComplex
% treat real and imaginary part separately
obj.imgMin = min(real(refVect)) + 1i * min(imag(refVect));
obj.imgMean= mean(real(refVect)) + 1i * mean(imag(refVect));
obj.imgMax = max(real(refVect)) + 1i * max(imag(refVect));
% not implementet yet
obj.imgMinPos = [-1,-1];
obj.imgMaxPos = [-1,-1];
else
obj.imgMin = min (refVect);
obj.imgMean= mean(refVect);
obj.imgMax = max (refVect);
% min and max positions
imgMinInd = find(refVect == obj.imgMin,1,'first');
imgMaxInd = find(refVect == obj.imgMax,1,'first');
[py,px]= ind2sub(obj.imgDim,imgMinInd);
obj.imgMinPos = [py,px];
[py,px]= ind2sub(obj.imgDim,imgMaxInd);
obj.imgMaxPos = [py,px];
end
obj.updateImageStats();
if obj.getImageRange < obj.MIN_VALID_RANGE
set(obj.thMin,'ForegroundColor','red');
set(obj.thMax,'ForegroundColor','red');
else
set(obj.thMin,'ForegroundColor','black');
set(obj.thMax,'ForegroundColor','black');
end
clear refVect refImg
end
% function delete(obj)
% if ishandle(obj.ph)
% delete(obj.ph);
% end
% clear obj;
% end
function str = getImageStatsString(obj)
str = char(...
['min = ', get(obj.thDim ,'String')],...
['min = ', get(obj.thMin ,'String')],...
['mean = ', get(obj.thMean,'String')],...
['max = ', get(obj.thMax ,'String')],...
['L2 = ', get(obj.thNorm,'String')]);
end
function str = getImageStatsCellString(obj)
str = {...
['dim = ', get(obj.thDim ,'String')];...
['min = ', get(obj.thMin ,'String')];...
['mean = ', get(obj.thMean,'String')];...
['max = ', get(obj.thMax ,'String')];...
['L2 = ', get(obj.thNorm,'String')]};
end
function stats = getImageStats(obj)
stats = [ obj.getMin;
obj.getMean;
obj.getMax;
obj.getNorm];
end
function bool = getMarkMinState(obj)
bool = get(obj.sthMin,'value');
end
function bool = getMarkMaxState(obj)
bool = get(obj.sthMax,'value');
end
function setMarkMin(obj, state)
if state
obj.drawMinPoint();
else
delete(obj.minPointH);
end
set(obj.sthMin,'value', state);
end
function setMarkMax(obj, state)
if state
obj.drawMaxPoint();
else
delete(obj.maxPointH);
end
set(obj.sthMax,'value', state);
end
function min = getMin(obj)
min = obj.imgMin;
end
function min = getMean(obj)
min = obj.imgMean;
end
function min = getMax(obj)
min = obj.imgMax;
end
function min = getNorm(obj)
min = obj.imgNorm;
end
function dim = getDimensions(obj)
dim = obj.imgDim;
end
end
methods (Access = private)
function updateImageStats(obj)
obj.setDimStr (num2str(obj.imgDim));
obj.setNormStr(num2str(obj.imgNorm,obj.precision));
if obj.isComplex
obj.setMinStr ('-');
obj.setMeanStr('-');
obj.setMaxStr ('-');
else
minStr = num2str(obj.imgMin, obj.precision);
minTooltipStr = sprintf('%s @ %d / %d',minStr,obj.imgMinPos(1),obj.imgMinPos(2));
obj.setMinStr (minStr,minTooltipStr);
obj.setMeanStr(num2str(obj.imgMean,obj.precision));
maxStr = num2str(obj.imgMax, obj.precision);
maxTooltipStr = sprintf('%s @ %d / %d',maxStr,obj.imgMaxPos(1),obj.imgMaxPos(2));
obj.setMaxStr (maxStr,maxTooltipStr);
if get(obj.sthMin,'value')
% draw minimum marker
obj.drawMinPoint();
end
if get(obj.sthMax,'value')
% draw maximum marker
obj.drawMaxPoint();
end
end
end
function drawMinPoint(obj)
obj.minPointH = impoint(obj.ah,obj.imgMinPos(2),obj.imgMinPos(1));
obj.minPointH.setColor('green');
end
function drawMaxPoint(obj)
obj.maxPointH = impoint(obj.ah,obj.imgMaxPos(2),obj.imgMaxPos(1));
obj.maxPointH.setColor('red');
end
function setDimStr(obj, dim)
if ~obj.enabled
obj.enableText();
end
if ischar(dim)
str = dim;
else
str = num2str(dim(1));
for i = 2 : length(dim)
str = [str,' x ',num2str(dim(i))]; %#ok<AGROW> length(dim) is usually small
end
end
set(obj.thDim,'String',str,'TooltipString',str);
set(obj.sthDim,'TooltipString',str);
end
function setMinStr(obj,str,toolTipStr)
if ~obj.enabled
obj.enableText();
end
if nargin < 3
toolTipStr = str;
end
set(obj.thMin,'String',str,'TooltipString',toolTipStr);
set(obj.sthMin,'TooltipString',toolTipStr);
end
function setMeanStr(obj,str)
if ~obj.enabled
obj.enableText();
end
set(obj.thMean,'String',str,'TooltipString',str);
set(obj.sthMean,'TooltipString',str);
end
function setMaxStr(obj,str,toolTipStr)
if ~obj.enabled
obj.enableText();
end
if nargin < 3
toolTipStr = str;
end
set(obj.thMax,'String',str,'TooltipString',toolTipStr);
set(obj.sthMax,'TooltipString',toolTipStr);
end
function setNormStr(obj,str)
if ~obj.enabled
obj.enableText();
end
set(obj.thNorm,'String',str,'TooltipString',str);
set(obj.sthNorm,'TooltipString',str);
end
end
end