dali-toolkit/internal/controls/navigation-frame/navigation-bar.cpp

   1 //
   2 // Copyright (c) 2014 Samsung Electronics Co., Ltd.
   3 //
   4 // Licensed under the Flora License, Version 1.0 (the License);
   5 // you may not use this file except in compliance with the License.
   6 // You may obtain a copy of the License at
   7 //
   8 //     http://floralicense.org/license/
   9 //
  10 // Unless required by applicable law or agreed to in writing, software
  11 // distributed under the License is distributed on an AS IS BASIS,
  12 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13 // See the License for the specific language governing permissions and
  14 // limitations under the License.
  15 //
  16
  17 // CLASS HEADER
  18 #include "navigation-bar.h"
  19
  20 // EXTERNAL INCLUDES
  21
  22 // INTERNAL INCLUDES
  23
  24
  25 namespace Dali
  26 {
  27
  28 namespace Toolkit
  29 {
  30
  31 namespace Internal
  32 {
  33
  34 NavigationBar::NavigationBar(NavigationControl& naviControl,
  35                              Toolkit::BasicNaviBarStyle barStylePortrait,
  36                              Toolkit::BasicNaviBarStyle barStyleLandscape )
  37 :mInternalNavigationControl( naviControl ),
  38  mBasicStylePortrait( barStylePortrait ),
  39  mBasicStyleLandscape( barStyleLandscape ),
  40  mBasicCurrentStyle( &mBasicStylePortrait ),
  41  mIsPortrait( true ),
  42  mVisible( true )
  43 {
  44   mInternalNavigationControl.ItemPushedSignal().Connect( this, &NavigationBar::OnItemPushed );
  45   mInternalNavigationControl.ItemPoppedSignal().Connect( this, &NavigationBar::OnItemPopped );
  46
  47   mLayout = Toolkit::TableView::New(1,3);
  48   mInternalNavigationControl.GetBarLayer().Add(mLayout);
  49   mLayout.SetSize(mBasicCurrentStyle->referenceWidth, mBasicCurrentStyle->height);
  50   mLayout.SetFixedHeight(0, mBasicCurrentStyle->height);
  51   mLayout.SetDrawMode(DrawMode::OVERLAY);
  52
  53   SetBackground( mBasicCurrentStyle->background );
  54 }
  55
  56 NavigationBar::~NavigationBar()
  57 {
  58 }
  59
  60 void NavigationBar::ScaleStyleUpdate( Vector2 naviControlSize, int orientation )
  61 {
  62   bool isPortrait( orientation == 0 || orientation == 180 );
  63   // change in orientation.
  64   if(mIsPortrait != isPortrait)
  65   {
  66     mIsPortrait = isPortrait;
  67     mBasicCurrentStyle = isPortrait ? &mBasicStylePortrait : &mBasicStyleLandscape;
  68     OrientationUpdate( isPortrait );
  69     mLayout.SetSize(mBasicCurrentStyle->referenceWidth, mBasicCurrentStyle->height);
  70     mLayout.SetFixedHeight(0, mBasicCurrentStyle->height);
  71     if(mBackground)
  72     {
  73       mBackground.SetSize(mBasicCurrentStyle->referenceWidth, mBasicCurrentStyle->height);
  74     }
  75   }
  76
  77   mRelativeScale = naviControlSize.x / static_cast<float>( mBasicCurrentStyle->referenceWidth);
  78   mLayout.SetScale(mRelativeScale);
  79   mBarHeight = mBasicCurrentStyle->height * mRelativeScale;
  80   if(mBackground)
  81   {
  82     mBackground.SetScale(mRelativeScale);
  83   }
  84 }
  85
  86 float NavigationBar::GetBarHeight() const
  87 {
  88   if( mVisible )
  89   {
  90     return mBarHeight;
  91   }
  92   else
  93   {
  94     return 0.0f;
  95   }
  96 }
  97
  98 void NavigationBar::SetBackground( Actor background )
  99 {
 100   mBackground = background;
 101   mBackground.SetSize(mBasicCurrentStyle->referenceWidth, mBasicCurrentStyle->height);
 102   mInternalNavigationControl.GetBarLayer().Add( mBackground );
 103   mBackground.SetScale(mRelativeScale);
 104 }
 105
 106 void NavigationBar::OnItemPushed( Toolkit::NavigationControl naviControl, Toolkit::Page naviItem )
 107 {
 108   mCurrentItem = naviItem;
 109   Update( mCurrentItem );
 110 }
 111
 112 void NavigationBar::OnItemPopped( Toolkit::NavigationControl naviControl, Toolkit::Page naviItem )
 113 {
 114   mCurrentItem = mInternalNavigationControl.GetCurrentItem();
 115   Update( mCurrentItem );
 116 }
 117
 118 } // namespace Internal
 119
 120 } // namespace Toolkit
 121
 122 } // namespace Dali