Changeset 1746

Timestamp:

08/18/09 14:10:04 (15 years ago)

Author:

Mathieu Morlighem

Message:

improved number of ticks

File:

• issm/trunk/src/m/classes/public/plot/plot_quiver.m (modified) (4 diffs)

issm/trunk/src/m/classes/public/plot/plot_quiver.m

@@ -18 +18 @@
 if isnan(options_structure.scaling),
         arrow=0.40;
+elseif isnumeric(options_structure.scaling),
+        arrow=options_structure.scaling;
+elseif ischar(options_structure.scaling) & strcmpi(options_structure.scaling,'off'),
+        arrow=NaN;
 else
-        arrow=options_structure.scaling;
+        error('plot_quiver error message: scaling option other than scalaer or ''off'' not supported yet')
 end
 
@@ -54 +58 @@
 
 %Scale data
-delta=((min(x)-max(x))^2+(min(y)-max(y))^2)/numel(x);
-u=arrow*sqrt(delta)*u./Norm;
-v=arrow*sqrt(delta)*v./Norm;
+if ~isnan(arrow),
+        delta=((min(x)-max(x))^2+(min(y)-max(y))^2)/numel(x);
+        u=arrow*sqrt(delta)*u./Norm;
+        v=arrow*sqrt(delta)*v./Norm;
+end
 
 %loop over the number of colors
@@ -69 +75 @@
 %take care of colorbar
 if  ~strcmpi(options_structure.colorbar,'off'),
+
+        %build ticks
         hcb=colorbar('peer',gca,'location','EastOutside');
-        tickn=cell(1,length(levels));
+        ticklabel=cell(1,length(levels));
         for i=1:length(levels),
-                tickn{i}=num2str(levels(i));
+                ticklabel{i}=num2str(levels(i));
         end
-        set(hcb,'YTickLabel',tickn,'YTick',1:numcolors+1);
+        tickpos=1:numcolors+1;
+
+        %remove ticks if to many have been created
+        proportion=round(length(levels)/10);
+        if proportion>1,
+                ticklabel=ticklabel(1:proportion:end);
+                tickpos=tickpos(1:proportion:end);
+        end
+
+        %draw colorbar
+        set(hcb,'YTickLabel',ticklabel,'YTick',tickpos);
         %position
         if ~isnan(options_structure.colorbarpos),
@@ -87 +105 @@
         set(hcb,'FontSize',fontsize);
 end
-
-%Now no colorbar done by