From 39ef655d53f91b27527bca8b517c0dcaa37ad900 Mon Sep 17 00:00:00 2001
From: "r.kuznetsov" <r.kuznetsov@corp.mail.ru>
Date: Wed, 16 Aug 2017 10:00:17 +0300
Subject: Fixed route preview on points deletion

---
 drape_frontend/route_renderer.cpp                                | 3 ++-
 .../Views/RoutePreview/RouteManager/RouteManagerViewModel.swift  | 3 +++
 iphone/Maps/Core/Routing/MWMRouter+RouteManager.mm               | 9 ++++++---
 iphone/Maps/Core/Routing/MWMRouter.h                             | 1 +
 4 files changed, 12 insertions(+), 4 deletions(-)

diff --git a/drape_frontend/route_renderer.cpp b/drape_frontend/route_renderer.cpp
index f8592eb9b3..f0cd20fde7 100644
--- a/drape_frontend/route_renderer.cpp
+++ b/drape_frontend/route_renderer.cpp
@@ -452,7 +452,8 @@ void RouteRenderer::RenderRouteArrowData(dp::DrapeID subrouteId, RouteAdditional
                                          dp::UniformValuesStorage const & commonUniforms)
 {
   if (routeAdditional.m_arrowsData == nullptr ||
-      routeAdditional.m_arrowsData->m_renderProperty.m_buckets.empty())
+      routeAdditional.m_arrowsData->m_renderProperty.m_buckets.empty() ||
+      m_hiddenSubroutes.find(subrouteId) != m_hiddenSubroutes.end())
   {
     return;
   }
diff --git a/iphone/Maps/Classes/CustomViews/NavigationDashboard/Views/RoutePreview/RouteManager/RouteManagerViewModel.swift b/iphone/Maps/Classes/CustomViews/NavigationDashboard/Views/RoutePreview/RouteManager/RouteManagerViewModel.swift
index c4c60f4545..d2a9c4d01c 100644
--- a/iphone/Maps/Classes/CustomViews/NavigationDashboard/Views/RoutePreview/RouteManager/RouteManagerViewModel.swift
+++ b/iphone/Maps/Classes/CustomViews/NavigationDashboard/Views/RoutePreview/RouteManager/RouteManagerViewModel.swift
@@ -14,14 +14,17 @@ final class RouteManagerViewModel: NSObject, RouteManagerViewModelProtocol {
 
   func addLocationPoint() {
     MWMRouter.addPoint(MWMRoutePoint(lastLocationAndType: .start, intermediateIndex: 0))
+    MWMRouter.updatePreviewMode()
     refreshControlsCallback()
   }
   func movePoint(at index: Int, to newIndex: Int) {
     MWMRouter.movePoint(at: index, to: newIndex)
+    MWMRouter.updatePreviewMode()
     refreshControlsCallback()
   }
   func deletePoint(at index: Int) {
     MWMRouter.removePoint(routePoints[index])
+    MWMRouter.updatePreviewMode()
     refreshControlsCallback()
   }
 }
diff --git a/iphone/Maps/Core/Routing/MWMRouter+RouteManager.mm b/iphone/Maps/Core/Routing/MWMRouter+RouteManager.mm
index 79cc6c93da..4ccbb7e2f1 100644
--- a/iphone/Maps/Core/Routing/MWMRouter+RouteManager.mm
+++ b/iphone/Maps/Core/Routing/MWMRouter+RouteManager.mm
@@ -42,9 +42,12 @@
 + (void)movePointAtIndex:(NSInteger)index toIndex:(NSInteger)newIndex
 {
   NSAssert(index != newIndex, @"Route manager moves point to its' current position.");
-  auto & rm = GetFramework().GetRoutingManager();
-  rm.MoveRoutePoint(index, newIndex);
-  rm.UpdatePreviewMode();
+  GetFramework().GetRoutingManager().MoveRoutePoint(index, newIndex);
+}
+
++ (void)updatePreviewMode
+{
+  GetFramework().GetRoutingManager().UpdatePreviewMode();
 }
 
 @end
diff --git a/iphone/Maps/Core/Routing/MWMRouter.h b/iphone/Maps/Core/Routing/MWMRouter.h
index fd9749fb3e..a9015e6451 100644
--- a/iphone/Maps/Core/Routing/MWMRouter.h
+++ b/iphone/Maps/Core/Routing/MWMRouter.h
@@ -60,5 +60,6 @@ typedef void (^MWMImageHeightBlock)(UIImage *, NSString *);
 + (void)applyRouteManagerTransaction;
 + (void)cancelRouteManagerTransaction;
 + (void)movePointAtIndex:(NSInteger)index toIndex:(NSInteger)newIndex;
++ (void)updatePreviewMode;
 
 @end
-- 
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