From 690a8e1f9cc5692fc560408802c96658bad877f3 Mon Sep 17 00:00:00 2001
From: ExMix <rahuba.youri@mapswithme.com>
Date: Tue, 18 Nov 2014 10:49:35 +0300
Subject: [PATCH] [drape] build fix

---
 drape_head/drape_head.pro    |  2 +-
 drape_head/drape_surface.cpp | 60 ++++++++++++++++++++++++++++++++----
 drape_head/drape_surface.hpp | 15 +++++++--
 3 files changed, 68 insertions(+), 9 deletions(-)

diff --git a/drape_head/drape_head.pro b/drape_head/drape_head.pro
index 0555a1434c..29f08b32b4 100644
--- a/drape_head/drape_head.pro
+++ b/drape_head/drape_head.pro
@@ -1,6 +1,6 @@
 # Head project for drape develop and debuging
 ROOT_DIR = ..
-DEPENDENCIES = drape_frontend map anim drape indexer platform geometry coding base expat protobuf jansson zlib fribidi tomcrypt
+DEPENDENCIES = map drape_frontend anim drape indexer platform geometry coding base expat protobuf jansson zlib fribidi tomcrypt
 
 include($$ROOT_DIR/common.pri)
 
diff --git a/drape_head/drape_surface.cpp b/drape_head/drape_surface.cpp
index b084ddcf5e..712f7a54ae 100644
--- a/drape_head/drape_surface.cpp
+++ b/drape_head/drape_surface.cpp
@@ -1,6 +1,9 @@
 #include "drape_surface.hpp"
 
 #include "../drape_frontend/viewport.hpp"
+#include "../drape_frontend/map_data_provider.hpp"
+
+#include "../platform/platform.hpp"
 
 #include "../drape/shader_def.hpp"
 
@@ -15,16 +18,29 @@
 
 DrapeSurface::DrapeSurface()
   : m_dragState(false)
+  , m_navigator(m_scales)
   , m_contextFactory(NULL)
 {
   setSurfaceType(QSurface::OpenGLSurface);
 
   QObject::connect(this, SIGNAL(heightChanged(int)), this, SLOT(sizeChanged(int)));
   QObject::connect(this, SIGNAL(widthChanged(int)), this,  SLOT(sizeChanged(int)));
+
+  ///{ Temporary initialization
+  m_model.InitClassificator();
+  Platform::FilesList maps;
+  Platform & pl = GetPlatform();
+  pl.GetFilesByExt(pl.WritableDir(), DATA_FILE_EXTENSION, maps);
+
+  for_each(maps.begin(), maps.end(), bind(&model::FeaturesFetcher::AddMap, &m_model, _1));
+  ///}
+  ///
+  m_navigator.LoadState();
 }
 
 DrapeSurface::~DrapeSurface()
 {
+  m_navigator.SaveState();
   m_drapeEngine.Destroy();
   m_contextFactory.Destroy();
 }
@@ -40,6 +56,7 @@ void DrapeSurface::exposeEvent(QExposeEvent *e)
       dp::ThreadSafeFactory * factory = new dp::ThreadSafeFactory(new QtOGLContextFactory(this));
       m_contextFactory = dp::MasterPointer<dp::OGLContextFactory>(factory);
       CreateEngine();
+      UpdateCoverage();
     }
   }
 }
@@ -53,7 +70,8 @@ void DrapeSurface::mousePressEvent(QMouseEvent * e)
   if (e->button() == Qt::LeftButton)
   {
     m2::PointF p = GetDevicePosition(e->pos());
-    m_drapeEngine->DragStarted(p);
+    m_navigator.StartDrag(p, 0);
+    UpdateCoverage();
     m_dragState = true;
   }
 }
@@ -67,7 +85,8 @@ void DrapeSurface::mouseMoveEvent(QMouseEvent * e)
   if (m_dragState)
   {
     m2::PointF p = GetDevicePosition(e->pos());
-    m_drapeEngine->Drag(p);
+    m_navigator.DoDrag(p, 0);
+    UpdateCoverage();
   }
 }
 
@@ -80,7 +99,8 @@ void DrapeSurface::mouseReleaseEvent(QMouseEvent * e)
   if (m_dragState)
   {
     m2::PointF p = GetDevicePosition(e->pos());
-    m_drapeEngine->DragEnded(p);
+    m_navigator.StopDrag(p, 0, false);
+    UpdateCoverage();
     m_dragState = false;
   }
 }
@@ -89,7 +109,8 @@ void DrapeSurface::wheelEvent(QWheelEvent * e)
 {
   if (!m_dragState)
   {
-    m_drapeEngine->Scale(GetDevicePosition(e->pos()), exp(e->delta() / 360.0));
+    m_navigator.ScaleToPoint(GetDevicePosition(e->pos()), exp(e->delta() / 360.0), 0);
+    UpdateCoverage();
   }
 }
 
@@ -99,14 +120,41 @@ void DrapeSurface::CreateEngine()
 
   float pixelRatio = devicePixelRatio();
 
-  m_drapeEngine = dp::MasterPointer<df::DrapeEngine>(
-                    new df::DrapeEngine(f , pixelRatio, df::Viewport(pixelRatio, 0, 0, width(), height())));
+  typedef df::MapDataProvider::TReadIDsFn TReadIDsFn;
+  typedef df::MapDataProvider::TReadFeaturesFn TReadFeaturesFn;
+  typedef df::MapDataProvider::TReadIdCallback TReadIdCallback;
+  typedef df::MapDataProvider::TReadFeatureCallback TReadFeatureCallback;
+
+  TReadIDsFn idReadFn = [this](TReadIdCallback const & fn, m2::RectD const & r, int scale)
+  {
+    m_model.ForEachFeatureID(r, fn, scale);
+  };
+
+  TReadFeaturesFn featureReadFn = [this](TReadFeatureCallback const & fn, vector<FeatureID> const & ids)
+  {
+    m_model.ReadFeatures(fn, ids);
+  };
+
+  m_drapeEngine = TEnginePrt(new df::DrapeEngine(f, df::Viewport(pixelRatio, 0, 0, width(), height()),
+                                                 df::MapDataProvider(idReadFn, featureReadFn)));
+}
+
+void DrapeSurface::UpdateCoverage()
+{
+  m_drapeEngine->UpdateCoverage(m_navigator.Screen());
 }
 
 void DrapeSurface::sizeChanged(int)
 {
   if (!m_drapeEngine.IsNull())
+  {
+    float vs = devicePixelRatio();
+    int w = width() * vs;
+    int h = height() * vs;
+    m_navigator.OnSize(0, 0, w, h);
     m_drapeEngine->Resize(width(), height());
+    UpdateCoverage();
+  }
 }
 
 m2::PointF DrapeSurface::GetDevicePosition(QPoint const & p)
diff --git a/drape_head/drape_surface.hpp b/drape_head/drape_surface.hpp
index 57b4854a6f..c9b355dfa9 100644
--- a/drape_head/drape_surface.hpp
+++ b/drape_head/drape_surface.hpp
@@ -2,6 +2,10 @@
 
 #include "qtoglcontextfactory.hpp"
 
+#include "../map/feature_vec_model.hpp"
+#include "../map/navigator.hpp"
+#include "../map/scales_processor.hpp"
+
 #include "../drape/batcher.hpp"
 #include "../drape/gpu_program_manager.hpp"
 #include "../drape/uniform_values_storage.hpp"
@@ -33,6 +37,7 @@ protected:
 
 private:
   void CreateEngine();
+  void UpdateCoverage();
 
   Q_SLOT void sizeChanged(int);
 
@@ -41,7 +46,13 @@ private:
 
   bool m_dragState;
 
+  ScalesProcessor m_scales;
+  model::FeaturesFetcher m_model;
+  Navigator m_navigator;
+
 private:
-  dp::MasterPointer<dp::OGLContextFactory> m_contextFactory;
-  dp::MasterPointer<df::DrapeEngine>   m_drapeEngine;
+  typedef dp::MasterPointer<dp::OGLContextFactory> TContextFactoryPtr;
+  typedef dp::MasterPointer<df::DrapeEngine> TEnginePrt;
+  TContextFactoryPtr m_contextFactory;
+  TEnginePrt m_drapeEngine;
 };