From e2b22889cd71a86d49701f7ee8114fffc6748a80 Mon Sep 17 00:00:00 2001
From: Joao Carreira <jfmcarreira@gmail.com>
Date: Sun, 22 Jun 2014 22:17:11 +0100
Subject: [PATCH] Add support to sincronize the zoom buttons to all windows
 playing syncronized

---
 source/app/SubWindowHandle.h |  6 +++++
 source/app/ViewArea.cpp      |  6 -----
 source/app/ViewArea.h        |  6 ++++-
 source/app/plaYUVerApp.cpp   | 51 +++++++++++++++++++++++++++++-------
 4 files changed, 53 insertions(+), 16 deletions(-)

diff --git a/source/app/SubWindowHandle.h b/source/app/SubWindowHandle.h
index 8715a13..e90e9db 100644
--- a/source/app/SubWindowHandle.h
+++ b/source/app/SubWindowHandle.h
@@ -102,6 +102,12 @@ public:
   {
     return m_cViewArea;
   }
+
+  Double getZoomFactor()
+  {
+    return m_cViewArea->getZoomFactor();
+  }
+
   Void setModule( PlaYUVerModuleIf* pcCurrentModule )
   {
     m_pcCurrentModule = pcCurrentModule;
diff --git a/source/app/ViewArea.cpp b/source/app/ViewArea.cpp
index 3eba98b..6638ac9 100644
--- a/source/app/ViewArea.cpp
+++ b/source/app/ViewArea.cpp
@@ -102,12 +102,6 @@ void ViewArea::clearMask()
   m_mask.clear();
 }
 
-Double ViewArea::getZoomFactor()
-{
-  return m_zoomFactor;
-}
-
-
 // QSize ViewArea::sizeHint() const
 // {
 //     int w = m_pixmap.width()*m_zoomFactor;
diff --git a/source/app/ViewArea.h b/source/app/ViewArea.h
index 3659066..de6f103 100644
--- a/source/app/ViewArea.h
+++ b/source/app/ViewArea.h
@@ -99,11 +99,15 @@ public:
     return m_maskColor;
   }
 
+  Double getZoomFactor()
+  {
+    return m_zoomFactor;
+  }
+
   void setInputStream( PlaYUVerStream *stream );
   PlaYUVerStream* getInputStream();
 
   Void zoomChangeEvent(Double factor, QPoint center);
-  Double getZoomFactor();
   void setTool( enum eTool tool );
 
 //     QSize sizeHint() const;
diff --git a/source/app/plaYUVerApp.cpp b/source/app/plaYUVerApp.cpp
index 5d05f9d..323356d 100644
--- a/source/app/plaYUVerApp.cpp
+++ b/source/app/plaYUVerApp.cpp
@@ -616,6 +616,7 @@ Void plaYUVerApp::videoSelectionButtonEvent()
     m_acPlayingSubWindows.clear();
     SubWindowHandle *subWindow;
     QString windowName;
+    Double scaleFactor = qobject_cast<SubWindowHandle *>( mdiArea->subWindowList().at( 0 ) )->getZoomFactor();
     for( Int i = 0; i < mdiArea->subWindowList().size(); i++ )
     {
       subWindow = qobject_cast<SubWindowHandle *>( mdiArea->subWindowList().at( i ) );
@@ -624,6 +625,7 @@ Void plaYUVerApp::videoSelectionButtonEvent()
       {
         m_acPlayingSubWindows.append( subWindow );
         subWindow->seekAbsoluteEvent( m_acPlayingSubWindows.at( 0 )->getInputStream()->getCurrFrameNum() );
+        subWindow->scaleView( scaleFactor );
         subWindow->play();
         m_pcFrameSlider->setMaximum( qMin( m_pcFrameSlider->maximum(), ( Int )subWindow->getInputStream()->getFrameNum() - 1 ) );
       }
@@ -638,14 +640,38 @@ Void plaYUVerApp::videoSelectionButtonEvent()
 
 Void plaYUVerApp::normalSize()
 {
-  if( activeSubWindow() )
-    activeSubWindow()->normalSize();
+  if( m_pcCurrentSubWindow )
+  {
+    if( m_acPlayingSubWindows.contains( m_pcCurrentSubWindow ) )
+    {
+      for( Int i = 0; i < m_acPlayingSubWindows.size(); i++ )
+      {
+        m_acPlayingSubWindows.at( i )->normalSize();
+      }
+    }
+    else
+    {
+      m_pcCurrentSubWindow->normalSize();
+    }
+  }
 }
 
 Void plaYUVerApp::zoomToFit()
 {
-  if( activeSubWindow() )
-    activeSubWindow()->zoomToFit();
+  if( m_pcCurrentSubWindow )
+  {
+    if( m_acPlayingSubWindows.contains( m_pcCurrentSubWindow ) )
+    {
+      for( Int i = 0; i < m_acPlayingSubWindows.size(); i++ )
+      {
+        m_acPlayingSubWindows.at( i )->zoomToFit();
+      }
+    }
+    else
+    {
+      m_pcCurrentSubWindow->zoomToFit();
+    }
+  }
 }
 
 Void plaYUVerApp::zoomToFitAll()
@@ -660,12 +686,19 @@ Void plaYUVerApp::zoomToFitAll()
 
 Void plaYUVerApp::scaleFrame( Int ratio )
 {
-  if( activeSubWindow() )
+  if( m_pcCurrentSubWindow )
   {
-    activeSubWindow()->scaleViewByRatio( ( Double )( ratio ) / 100.0 );
-
-//    m_arrayActions[ZOOM_IN_ACT]->setEnabled( activeSubWindow()->getScaleFactor() < 3.0 );
-//    m_arrayActions[ZOOM_OUT_ACT]->setEnabled( activeSubWindow()->getScaleFactor() > 0.333 );
+    if( m_acPlayingSubWindows.contains( m_pcCurrentSubWindow ) )
+    {
+      for( Int i = 0; i < m_acPlayingSubWindows.size(); i++ )
+      {
+        m_acPlayingSubWindows.at( i )->scaleViewByRatio( ( Double )( ratio ) / 100.0 );
+      }
+    }
+    else
+    {
+      m_pcCurrentSubWindow->scaleViewByRatio( ( Double )( ratio ) / 100.0 );
+    }
   }
 }