From b001a629f4426f5a0c6f6ca41e781f820222ec92 Mon Sep 17 00:00:00 2001
From: Gilberto Galvis <gilbertogalvis2227@gmail.com>
Date: Sat, 18 Sep 2021 11:06:30 -0400
Subject: [PATCH] fix issues and awesome improvements in meshc functionality

---
 plotly/plotlyfig_aux/core/updateData.m           |  2 ++
 .../plotlyfig_aux/handlegraphics/updateSurfc.m   | 16 +++++++++-------
 2 files changed, 11 insertions(+), 7 deletions(-)

diff --git a/plotly/plotlyfig_aux/core/updateData.m b/plotly/plotlyfig_aux/core/updateData.m
index e790c4cc..bf0d72f7 100644
--- a/plotly/plotlyfig_aux/core/updateData.m
+++ b/plotly/plotlyfig_aux/core/updateData.m
@@ -35,6 +35,8 @@
             updateMesh(obj, dataIndex); 
         elseif strcmpi(obj.PlotOptions.TreatAs, 'surfc')
             updateSurfc(obj, dataIndex); 
+        elseif strcmpi(obj.PlotOptions.TreatAs, 'meshc')
+            updateSurfc(obj, dataIndex); 
 
         % this one will be revomed
         elseif strcmpi(obj.PlotOptions.TreatAs, 'streamtube')
diff --git a/plotly/plotlyfig_aux/handlegraphics/updateSurfc.m b/plotly/plotlyfig_aux/handlegraphics/updateSurfc.m
index bb7d3c89..bc064525 100644
--- a/plotly/plotlyfig_aux/handlegraphics/updateSurfc.m
+++ b/plotly/plotlyfig_aux/handlegraphics/updateSurfc.m
@@ -232,12 +232,14 @@ function updateSurfOnly(obj, surfaceIndex)
     obj.data{surfaceIndex}.contours.x.start = xData(1);
     obj.data{surfaceIndex}.contours.x.end = xData(end);
     obj.data{surfaceIndex}.contours.x.size = mean(diff(xData));
+    obj.data{surfaceIndex}.contours.x.show = true;
 
     % y-direction
     yData = yData(:, 1);
     obj.data{surfaceIndex}.contours.y.start = yData(1);
     obj.data{surfaceIndex}.contours.y.end = yData(end);
     obj.data{surfaceIndex}.contours.y.size = mean(diff(yData));;
+    obj.data{surfaceIndex}.contours.y.show = true;
 
     %-------------------------------------------------------------------------%
 
@@ -273,6 +275,9 @@ function updateSurfOnly(obj, surfaceIndex)
         obj.data{surfaceIndex}.contours.x.colorscale = cDataContour;
         obj.data{surfaceIndex}.contours.y.colorscale = cDataContour;
 
+        obj.data{surfaceIndex}.contours.x.show = false;
+        obj.data{surfaceIndex}.contours.y.show = false;
+
     elseif strcmpi(meshData.EdgeColor, 'flat')
         cData = meshData.CData;
 
@@ -291,14 +296,10 @@ function updateSurfOnly(obj, surfaceIndex)
             obj.data{surfaceIndex}.line.cmin = 0;
             obj.data{surfaceIndex}.line.cmax = 255;
             obj.data{contourIndex}.line.colorscale = edgeColorScale;
-            obj.data{surfaceIndex}.contours.x.colorscale = edgeColorScale;
-            obj.data{surfaceIndex}.contours.y.colorscale = edgeColorScale;
         else
             obj.data{contourIndex}.line.cmin = axisData.CLim(1);
             obj.data{contourIndex}.line.cmax = axisData.CLim(2);
             obj.data{contourIndex}.line.colorscale = colorScale;
-            obj.data{surfaceIndex}.contours.x.colorscale = colorScale;
-            obj.data{surfaceIndex}.contours.y.colorscale = colorScale;
         end
 
         cDataContourDir1 = [cData; NaN(1, size(cData, 2))];
@@ -306,6 +307,9 @@ function updateSurfOnly(obj, surfaceIndex)
         cDataContourDir2 = [cDataContourDir2; NaN(1, size(cDataContourDir2, 2))];
         cDataContour = [cDataContourDir1(:); cDataContourDir2(:)];
 
+        obj.data{surfaceIndex}.contours.x.show = false;
+        obj.data{surfaceIndex}.contours.y.show = false;
+
     elseif strcmpi(meshData.EdgeColor, 'none')
         cDataContour = 'rgba(0,0,0,0)';
 
@@ -412,12 +416,10 @@ function updateSurfOnly(obj, surfaceIndex)
     %-------------------------------------------------------------------------%
 
     %-line style-%
-    obj.data{contourIndex}.line.width = 1.5*meshData.LineWidth;
+    obj.data{contourIndex}.line.width = 3*meshData.LineWidth;
 
     if strcmpi(meshData.LineStyle, '-')
         obj.data{contourIndex}.line.dash = 'solid';
-        obj.data{surfaceIndex}.contours.x.show = true;
-        obj.data{surfaceIndex}.contours.y.show = true;
     else
         obj.data{contourIndex}.line.dash = 'dot';
         obj.data{surfaceIndex}.contours.x.show = false;