From a0ca65e01e70098f0104338c8e898d035bcddc7a Mon Sep 17 00:00:00 2001
From: "r.kuznetsov" <r.kuznetsov@corp.mail.ru>
Date: Fri, 28 Oct 2016 11:36:50 +0300
Subject: Added roads selection to Qt app

---
 map/framework.cpp | 39 +++++++++++++++++++++++++++++++++++++++
 map/framework.hpp |  3 +++
 2 files changed, 42 insertions(+)

(limited to 'map')

diff --git a/map/framework.cpp b/map/framework.cpp
index 32fa8aba04..3276a0fa46 100644
--- a/map/framework.cpp
+++ b/map/framework.cpp
@@ -13,6 +13,7 @@
 #include "routing/road_graph_router.hpp"
 #include "routing/route.hpp"
 #include "routing/routing_algorithm.hpp"
+#include "routing/routing_helpers.hpp"
 
 #include "search/downloader_search_callback.hpp"
 #include "search/editor_delegate.hpp"
@@ -3137,3 +3138,41 @@ bool Framework::GenerateRouteAltitudeChart(uint32_t width, uint32_t height,
   }
   return true;
 }
+
+namespace
+{
+  vector<dp::Color> colorList = { dp::Color(255, 0, 0, 255), dp::Color(0, 255, 0, 255), dp::Color(0, 0, 255, 255),
+                                  dp::Color(255, 255, 0, 255), dp::Color(0, 255, 255, 255), dp::Color(255, 0, 255, 255),
+                                  dp::Color(100, 0, 0, 255), dp::Color(0, 100, 0, 255), dp::Color(0, 0, 100, 255),
+                                  dp::Color(100, 100, 0, 255), dp::Color(0, 100, 100, 255), dp::Color(100, 0, 100, 255)
+                                };
+} // namespace
+
+void Framework::VizualizeRoadsInRect(m2::RectD const & rect)
+{
+  int constexpr kScale = scales::GetUpperScale();
+  size_t counter = 0;
+  m_model.ForEachFeature(rect, [this, &counter, &rect](FeatureType & ft)
+  {
+    if (routing::IsRoad(feature::TypesHolder(ft)))
+    {
+      bool allPointsOutside = true;
+      vector<m2::PointD> points;
+      ft.ForEachPoint([&points, &rect, &allPointsOutside](m2::PointD const & pt)
+      {
+        if (rect.IsPointInside(pt))
+          allPointsOutside = false;
+        points.push_back(pt);
+      }, kScale);
+
+      if (!allPointsOutside)
+      {
+        size_t const colorIndex = counter % colorList.size();
+        m_drapeApi.AddLine(strings::to_string(ft.GetID().m_index),
+                           df::DrapeApiLineData(points, colorList[colorIndex])
+                                                .Width(3.0f).ShowPoints(true).ShowId());
+        counter++;
+      }
+    }
+  }, kScale);
+}
diff --git a/map/framework.hpp b/map/framework.hpp
index 4e509a0d96..b03c6b0036 100644
--- a/map/framework.hpp
+++ b/map/framework.hpp
@@ -303,6 +303,9 @@ public:
 
   m2::PointD GetSearchMarkSize(SearchMarkType searchMarkType);
 
+  // Utilities
+  void VizualizeRoadsInRect(m2::RectD const & rect);
+
 protected:
   // search::ViewportSearchCallback::Delegate overrides:
   void RunUITask(function<void()> fn) override { GetPlatform().RunOnGuiThread(move(fn)); }
-- 
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