fix issue #194

Author: galvisgilberto

plotly/plotlyfig.m

@@ -63,6 +63,7 @@
             obj.PlotOptions.TreatAs = '_';
             obj.PlotOptions.Image3D = false;
             obj.PlotOptions.ContourProjection = false;
+            obj.PlotOptions.AxisEqual = false;
 
             % offline options
             obj.PlotOptions.Offline = true;
@@ -205,6 +206,9 @@
                         if(strcmpi(varargin{a},'TreatAs'))
                             obj.PlotOptions.TreatAs = varargin{a+1};
                         end
+                        if(strcmpi(varargin{a},'AxisEqual'))
+                            obj.PlotOptions.AxisEqual = varargin{a+1};
+                        end
                     end
             end
 
@@ -670,8 +674,14 @@ function validate(obj)
 
             % update annotations
             for n = 1:obj.State.Figure.NumTexts
+                try 
+                    plotclass = obj.State.Plot(n).Class;
+                catch
+                    plotclass = ' ';
+                end
+                
                 try
-                    if ~strcmpi(obj.State.Plot(dataIndex).Class, 'heatmap')
+                    if ~strcmpi(plotclass, 'heatmap')
                         updateAnnotation(obj,n);
                     else
                         obj.PlotOptions.CleanFeedTitle = false;

plotly/plotlyfig_aux/core/updateAxis.m

@@ -62,13 +62,22 @@
 
 %-------------------------------------------------------------------------%
 
+if obj.PlotOptions.AxisEqual
+    wh = min(axis_data.Position(3:4));
+    w = wh;
+    h = wh; 
+else
+    w = axis_data.Position(3);
+    h = axis_data.Position(4);
+end
+
 %-xaxis domain-%
-xaxis.domain = min([axis_data.Position(1) axis_data.Position(1)+axis_data.Position(3)],1);
+xaxis.domain = min([axis_data.Position(1) axis_data.Position(1) + w],1);
 
 %-------------------------------------------------------------------------%
 
 %-yaxis domain-%
-yaxis.domain = min([axis_data.Position(2) axis_data.Position(2)+axis_data.Position(4)],1);
+yaxis.domain = min([axis_data.Position(2) axis_data.Position(2) + h],1);
 
 %-------------------------------------------------------------------------%
 

plotly/plotlyfig_aux/core/updateFigure.m

@@ -68,13 +68,22 @@
 
 %-------------------------------------------------------------------------%
 
+if obj.PlotOptions.AxisEqual
+    wh = min(figure_data.Position(3:4));
+    w = wh;
+    h = wh; 
+else
+    w = figure_data.Position(3);
+    h = figure_data.Position(4);
+end
+    
 %-figure width-%
-obj.layout.width = figure_data.Position(3)*obj.PlotlyDefaults.FigureIncreaseFactor;
+obj.layout.width = w * obj.PlotlyDefaults.FigureIncreaseFactor;
 
 %-------------------------------------------------------------------------%
 
 %-figure height-%
-obj.layout.height = figure_data.Position(4)*obj.PlotlyDefaults.FigureIncreaseFactor;
+obj.layout.height = h * obj.PlotlyDefaults.FigureIncreaseFactor;
 
 %-------------------------------------------------------------------------%