Rename some class and files

2015-04-10 01:57:42 +01:00
parent 148981528d
commit a4b140c7c8
27 changed files with 275 additions and 240 deletions
@@ -0,0 +1,208 @@
+/*    This file is a part of plaYUVer project
+ *    Copyright (C) 2014-2015  by Luis Lucas      (luisfrlucas@gmail.com)
+ *                                Joao Carreira   (jfmcarreira@gmail.com)
+ *
+ *    This program is free software; you can redistribute it and/or modify
+ *    it under the terms of the GNU General Public License as published by
+ *    the Free Software Foundation; either version 2 of the License, or
+ *    (at your option) any later version.
+ *
+ *    This program is distributed in the hope that it will be useful,
+ *    but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *    GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License along
+ *   with this program; if not, write to the Free Software Foundation, Inc.,
+ *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+/**
+ * \file     SubWindowAbstract.cpp
+ * \brief    Abstract class to handle subwindows
+ */
+
+#include <QFocusEvent>
+#include <QCloseEvent>
+#include <QScrollBar>
+#include <QIcon>
+#include "SubWindowAbstract.h"
+#include "PlaYUVerMdiSubWindow.h"
+
+namespace plaYUVer
+{
+
+SubWindowAbstract::SubWindowAbstract( QWidget * parent, UInt category ) :
+        QScrollArea( parent ),
+        m_cSubWindow( NULL )
+{
+  setParent( parent );
+  setVisible( false );
+  setFocusPolicy( Qt::WheelFocus );
+  setAttribute( Qt::WA_DeleteOnClose );
+  setBackgroundRole( QPalette::Background );
+
+  setWindowIcon( QIcon( ":/images/playuver.png" ) );
+
+  // Create a new scroll area inside the sub-window
+  connect( horizontalScrollBar(), SIGNAL( actionTriggered( int ) ), this, SLOT( updateCurScrollValues() ) );
+  connect( verticalScrollBar(), SIGNAL( actionTriggered( int ) ), this, SLOT( updateCurScrollValues() ) );
+
+  setWidgetResizable( true );
+
+  m_uiCategory = category;
+  m_cLastScroll = QPoint();
+  m_cWindowName = QString( " " );
+
+  connect(this, SIGNAL(destroyed()), this, SLOT(onDestroyed()));
+}
+
+void SubWindowAbstract::onDestroyed()
+{
+  return;
+}
+
+SubWindowAbstract::~SubWindowAbstract()
+{
+  return;
+}
+
+QSize SubWindowAbstract::getScrollSize()
+{
+  return QSize( viewport()->size().width() - 5, viewport()->size().height() - 5 );
+}
+
+Void SubWindowAbstract::adjustScrollBarByOffset( QPoint Offset )
+{
+  QPoint cLastScroll = m_cCurrScroll;
+  QScrollBar *scrollBarH, *scrollBarV;
+  Int valueX, valueY;
+
+  valueX = int( cLastScroll.x() + Offset.x() );
+  valueY = int( cLastScroll.y() + Offset.y() );
+
+  scrollBarH = horizontalScrollBar();
+  if( valueX > scrollBarH->maximum() )
+    valueX = scrollBarH->maximum();
+  if( valueX < scrollBarH->minimum() )
+    valueX = scrollBarH->minimum();
+  m_cCurrScroll.setX(valueX);
+
+  scrollBarV = verticalScrollBar();
+  if( valueY > scrollBarV->maximum() )
+    valueY = scrollBarV->maximum();
+  if( valueY < scrollBarV->minimum() )
+    valueY = scrollBarV->minimum();
+  m_cCurrScroll.setY( valueY );
+
+  // Update window scroll
+  scrollBarH->setValue( m_cCurrScroll.x() );
+  scrollBarV->setValue( m_cCurrScroll.y() );
+}
+
+// This function was developed with help of the schematics presented in
+// http://stackoverflow.com/questions/13155382/jscrollpane-zoom-relative-to-mouse-position
+Void SubWindowAbstract::adjustScrollBarByScale( Double scale, QPoint center )
+{
+  QPoint cLastScroll = m_cCurrScroll;
+  QScrollBar *scrollBarH, *scrollBarV;
+
+  scrollBarH = horizontalScrollBar();
+  if( center.isNull() )
+  {
+    m_cCurrScroll.setX(int( scale * cLastScroll.x() + ( ( scale - 1 ) * scrollBarH->pageStep() / 2 ) ));
+  }
+  else
+  {
+    Int x = center.x() - cLastScroll.x();
+    Int value = int( scale * cLastScroll.x() + ( ( scale - 1 ) * x ) );
+    if( value > scrollBarH->maximum() )
+      value = scrollBarH->maximum();
+    if( value < scrollBarH->minimum() )
+      value = scrollBarH->minimum();
+    m_cCurrScroll.setX(value);
+  }
+
+  scrollBarV = verticalScrollBar();
+  if( center.isNull() )
+  {
+    m_cCurrScroll.setY(int( scale * cLastScroll.y() + ( ( scale - 1 ) * scrollBarV->pageStep() / 2 ) ));
+  }
+  else
+  {
+    Int y = center.y() - cLastScroll.y();
+    Int value = int( scale * cLastScroll.y() + ( ( scale - 1 ) * y ) );
+    if( value > scrollBarV->maximum() )
+      value = scrollBarV->maximum();
+    if( value < scrollBarV->minimum() )
+      value = scrollBarV->minimum();
+    m_cCurrScroll.setY(value);
+  }
+
+  // Update window scroll
+  scrollBarH->setValue( m_cCurrScroll.x() );
+  scrollBarV->setValue( m_cCurrScroll.y() );
+
+}
+
+Void SubWindowAbstract::updateCurScrollValues()
+{
+  QScrollBar *scrollBar = horizontalScrollBar();
+  m_cCurrScroll.setX( scrollBar->value() );
+  scrollBar = verticalScrollBar();
+  m_cCurrScroll.setY( scrollBar->value() );
+}
+
+Void SubWindowAbstract::setCurScrollValues()
+{
+  QScrollBar *scrollBar = horizontalScrollBar();
+  scrollBar->setValue(m_cCurrScroll.x() );
+  scrollBar = verticalScrollBar();
+  scrollBar->setValue(m_cCurrScroll.y() );
+}
+
+Void SubWindowAbstract::setWindowName( QString name )
+{
+  m_cWindowName = name;
+  setWindowTitle( m_cWindowName );
+}
+
+QString SubWindowAbstract::getWindowName()
+{
+  return m_cWindowName;
+}
+
+Bool SubWindowAbstract::mayClose()
+{
+  return true;
+}
+
+QSize SubWindowAbstract::sizeHint( ) const
+{
+  return QSize();
+}
+
+QSize SubWindowAbstract::sizeHint( const QSize & ) const
+{
+  return QSize();
+}
+
+Void SubWindowAbstract::focusInEvent( QFocusEvent * event )
+{
+  emit aboutToActivate( this );
+}
+
+Void SubWindowAbstract::closeEvent( QCloseEvent *event )
+{
+  emit aboutToClose( this );
+  event->accept();
+}
+
+Void SubWindowAbstract::closeSubWindow()
+{
+  close();
+  if( m_cSubWindow )
+    m_cSubWindow->close();
+}
+
+}  // NAMESPACE