1 files changed, 412 insertions, 0 deletions
diff --git a/reportdesign/source/ui/report/ScrollHelper.cxx b/reportdesign/source/ui/report/ScrollHelper.cxx
new file mode 100644
index 000000000..0f64f0ac1
--- /dev/null
+++ b/reportdesign/source/ui/report/ScrollHelper.cxx
@@ -0,0 +1,412 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+#include <ScrollHelper.hxx>
+#include <DesignView.hxx>
+#include <ReportController.hxx>
+#include <ReportWindow.hxx>
+#include <UITools.hxx>
+#include <com/sun/star/accessibility/AccessibleRole.hpp>
+
+#include <vcl/commandevent.hxx>
+#include <vcl/settings.hxx>
+#include <vcl/svapp.hxx>
+
+namespace rptui
+{
+#define SECTION_OFFSET      3
+#define SCR_LINE_SIZE       10
+using namespace ::com::sun::star;
+
+
+static void lcl_setScrollBar(sal_Int32 _nNewValue,const Point& _aPos,const Size& _aSize,ScrollBar& _rScrollBar)
+{
+    _rScrollBar.SetPosSizePixel(_aPos,_aSize);
+    _rScrollBar.SetPageSize( _nNewValue );
+    _rScrollBar.SetVisibleSize( _nNewValue );
+}
+
+
+OScrollWindowHelper::OScrollWindowHelper( ODesignView* _pDesignView)
+    : OScrollWindowHelper_BASE( _pDesignView,WB_DIALOGCONTROL)
+    ,OPropertyChangeListener(m_aMutex)
+    ,m_aHScroll( VclPtr<ScrollBar>::Create(this, WB_HSCROLL|WB_REPEAT|WB_DRAG) )
+    ,m_aVScroll( VclPtr<ScrollBar>::Create(this, WB_VSCROLL|WB_REPEAT|WB_DRAG) )
+    ,m_aCornerWin( VclPtr<ScrollBarBox>::Create(this) )
+    ,m_pParent(_pDesignView)
+    ,m_aReportWindow(VclPtr<rptui::OReportWindow>::Create(this,m_pParent))
+{
+    SetMapMode( MapMode( MapUnit::Map100thMM ) );
+
+    impl_initScrollBar( *m_aHScroll );
+    impl_initScrollBar( *m_aVScroll );
+
+    m_aReportWindow->SetMapMode( MapMode( MapUnit::Map100thMM ) );
+    m_aReportWindow->Show();
+
+    // normally we should be SCROLL_PANE
+    SetAccessibleRole(css::accessibility::AccessibleRole::SCROLL_PANE);
+    ImplInitSettings();
+}
+
+
+OScrollWindowHelper::~OScrollWindowHelper()
+{
+    disposeOnce();
+}
+
+void OScrollWindowHelper::dispose()
+{
+    if ( m_pReportDefinitionMultiPlexer.is() )
+        m_pReportDefinitionMultiPlexer->dispose();
+
+    m_aHScroll.disposeAndClear();
+    m_aVScroll.disposeAndClear();
+    m_aCornerWin.disposeAndClear();
+    m_aReportWindow.disposeAndClear();
+    m_pParent.clear();
+    OScrollWindowHelper_BASE::dispose();
+}
+
+
+void OScrollWindowHelper::impl_initScrollBar( ScrollBar& _rScrollBar ) const
+{
+    AllSettings aSettings( _rScrollBar.GetSettings() );
+    StyleSettings aStyle( aSettings.GetStyleSettings() );
+    aStyle.SetDragFullOptions( aStyle.GetDragFullOptions() | DragFullOptions::Scroll ); // live scrolling
+    aSettings.SetStyleSettings( aStyle );
+    _rScrollBar.SetSettings( aSettings );
+
+    _rScrollBar.SetScrollHdl( LINK( const_cast<OScrollWindowHelper*>(this), OScrollWindowHelper, ScrollHdl ) );
+    _rScrollBar.SetLineSize( SCR_LINE_SIZE );
+}
+
+
+void OScrollWindowHelper::initialize()
+{
+    uno::Reference<report::XReportDefinition> xReportDefinition = m_pParent->getController().getReportDefinition();
+    m_pReportDefinitionMultiPlexer = addStyleListener(xReportDefinition,this);
+}
+
+void OScrollWindowHelper::setTotalSize(sal_Int32 _nWidth ,sal_Int32 _nHeight)
+{
+    m_aTotalPixelSize.setWidth( _nWidth );
+    m_aTotalPixelSize.setHeight( _nHeight );
+
+    // now set the ranges without start marker
+    Fraction aStartWidth(REPORT_STARTMARKER_WIDTH * m_pParent->getController().getZoomValue(),100);
+    long nWidth = long(_nWidth - static_cast<double>(aStartWidth));
+    m_aHScroll->SetRangeMax( nWidth );
+    m_aVScroll->SetRangeMax( m_aTotalPixelSize.Height() );
+
+    Resize();
+}
+
+Size OScrollWindowHelper::ResizeScrollBars()
+{
+    // get the new output-size in pixel
+    Size aOutPixSz = GetOutputSizePixel();
+    if ( aOutPixSz.IsEmpty() )
+        return aOutPixSz;
+
+    aOutPixSz.AdjustHeight( -(m_aReportWindow->getRulerHeight()) );
+    // determine the size of the output-area and if we need scrollbars
+    const long nScrSize = GetSettings().GetStyleSettings().GetScrollBarSize();
+    bool bVVisible = false; // by default no vertical-ScrollBar
+    bool bHVisible = false; // by default no horizontal-ScrollBar
+    bool bChanged;          // determines if a visiblility was changed
+    do
+    {
+        bChanged = false;
+
+        // does we need a vertical ScrollBar
+        if ( aOutPixSz.Width() < m_aTotalPixelSize.Width() && !bHVisible )
+        {
+            bHVisible = true;
+            aOutPixSz.AdjustHeight( -nScrSize );
+            bChanged = true;
+        }
+
+        // does we need a horizontal ScrollBar
+        if ( aOutPixSz.Height() < m_aTotalPixelSize.Height() && !bVVisible )
+        {
+            bVVisible = true;
+            aOutPixSz.AdjustWidth( -nScrSize );
+            bChanged = true;
+        }
+
+    }
+    while ( bChanged );   // until no visibility has changed
+
+    aOutPixSz.AdjustHeight(m_aReportWindow->getRulerHeight() );
+
+    // show or hide scrollbars
+    m_aVScroll->Show( bVVisible );
+    m_aHScroll->Show( bHVisible );
+
+    // disable painting in the corner between the scrollbars
+    if ( bVVisible && bHVisible )
+    {
+        m_aCornerWin->SetPosSizePixel(Point(aOutPixSz.Width(), aOutPixSz.Height()), Size(nScrSize, nScrSize) );
+        m_aCornerWin->Show();
+    }
+    else
+        m_aCornerWin->Hide();
+
+    const Point aOffset = LogicToPixel(Point(SECTION_OFFSET, SECTION_OFFSET), MapMode(MapUnit::MapAppFont));
+    // resize scrollbars and set their ranges
+    {
+        Fraction aStartWidth(long(REPORT_STARTMARKER_WIDTH*m_pParent->getController().getZoomValue()),100);
+        const sal_Int32 nNewWidth = aOutPixSz.Width() - aOffset.X() - static_cast<long>(aStartWidth);
+        lcl_setScrollBar(nNewWidth,Point( static_cast<long>(aStartWidth) + aOffset.X(), aOutPixSz.Height() ), Size( nNewWidth, nScrSize ), *m_aHScroll);
+    }
+    {
+        const sal_Int32 nNewHeight = aOutPixSz.Height() - m_aReportWindow->getRulerHeight();
+        lcl_setScrollBar(nNewHeight,Point( aOutPixSz.Width(), m_aReportWindow->getRulerHeight() ), Size( nScrSize,nNewHeight), *m_aVScroll);
+    }
+
+    return aOutPixSz;
+}
+
+void OScrollWindowHelper::Resize()
+{
+    OScrollWindowHelper_BASE::Resize();
+    const Size aTotalOutputSize = ResizeScrollBars();
+
+    m_aReportWindow->SetPosSizePixel(Point( 0, 0 ),aTotalOutputSize);
+}
+
+IMPL_LINK( OScrollWindowHelper, ScrollHdl, ScrollBar*, /*pScroll*/, void )
+{
+    m_aReportWindow->ScrollChildren( getThumbPos() );
+}
+
+void OScrollWindowHelper::addSection(const uno::Reference< report::XSection >& _xSection
+                                   ,const OUString& _sColorEntry
+                                   ,sal_uInt16 _nPosition)
+{
+    m_aReportWindow->addSection(_xSection,_sColorEntry,_nPosition);
+}
+
+void OScrollWindowHelper::removeSection(sal_uInt16 _nPosition)
+{
+    m_aReportWindow->removeSection(_nPosition);
+}
+
+void OScrollWindowHelper::toggleGrid(bool _bVisible)
+{
+    m_aReportWindow->toggleGrid(_bVisible);
+}
+
+sal_uInt16 OScrollWindowHelper::getSectionCount() const
+{
+    return m_aReportWindow->getSectionCount();
+}
+
+void OScrollWindowHelper::SetInsertObj( sal_uInt16 eObj,const OUString& _sShapeType )
+{
+    m_aReportWindow->SetInsertObj(eObj,_sShapeType);
+}
+
+OUString const & OScrollWindowHelper::GetInsertObjString() const
+{
+    return m_aReportWindow->GetInsertObjString();
+}
+
+void OScrollWindowHelper::SetMode( DlgEdMode _eNewMode )
+{
+    m_aReportWindow->SetMode(_eNewMode);
+}
+
+bool OScrollWindowHelper::HasSelection() const
+{
+    return m_aReportWindow->HasSelection();
+}
+
+void OScrollWindowHelper::Delete()
+{
+    m_aReportWindow->Delete();
+}
+
+void OScrollWindowHelper::Copy()
+{
+    m_aReportWindow->Copy();
+}
+
+void OScrollWindowHelper::Paste()
+{
+    m_aReportWindow->Paste();
+}
+
+bool OScrollWindowHelper::IsPasteAllowed() const
+{
+    return m_aReportWindow->IsPasteAllowed();
+}
+
+void OScrollWindowHelper::SelectAll(const sal_uInt16 _nObjectType)
+{
+    m_aReportWindow->SelectAll(_nObjectType);
+}
+
+void OScrollWindowHelper::unmarkAllObjects()
+{
+    m_aReportWindow->unmarkAllObjects();
+}
+
+sal_Int32 OScrollWindowHelper::getMaxMarkerWidth() const
+{
+    return m_aReportWindow->getMaxMarkerWidth();
+}
+
+void OScrollWindowHelper::showRuler(bool _bShow)
+{
+    m_aReportWindow->showRuler(_bShow);
+}
+
+bool OScrollWindowHelper::handleKeyEvent(const KeyEvent& _rEvent)
+{
+    return m_aReportWindow->handleKeyEvent(_rEvent);
+}
+
+void OScrollWindowHelper::setMarked(OSectionView const * _pSectionView, bool _bMark)
+{
+    m_aReportWindow->setMarked(_pSectionView,_bMark);
+}
+
+void OScrollWindowHelper::setMarked(const uno::Reference< report::XSection>& _xSection, bool _bMark)
+{
+    m_aReportWindow->setMarked(_xSection,_bMark);
+}
+
+void OScrollWindowHelper::setMarked(const uno::Sequence< uno::Reference< report::XReportComponent> >& _xShape, bool _bMark)
+{
+    m_aReportWindow->setMarked(_xShape,_bMark);
+}
+
+OSectionWindow* OScrollWindowHelper::getMarkedSection(NearSectionAccess nsa) const
+{
+    return m_aReportWindow->getMarkedSection(nsa);
+}
+
+OSectionWindow* OScrollWindowHelper::getSectionWindow(const css::uno::Reference< css::report::XSection>& _xSection) const
+{
+    return  m_aReportWindow->getSectionWindow(_xSection);
+}
+
+void OScrollWindowHelper::markSection(const sal_uInt16 _nPos)
+{
+    m_aReportWindow->markSection(_nPos);
+}
+
+void OScrollWindowHelper::fillCollapsedSections(::std::vector<sal_uInt16>& _rCollapsedPositions) const
+{
+    m_aReportWindow->fillCollapsedSections(_rCollapsedPositions);
+}
+
+void OScrollWindowHelper::collapseSections(const uno::Sequence< css::beans::PropertyValue>& _aCollapsedSections)
+{
+    m_aReportWindow->collapseSections(_aCollapsedSections);
+}
+
+bool OScrollWindowHelper::EventNotify( NotifyEvent& rNEvt )
+{
+    const CommandEvent* pCommandEvent = rNEvt.GetCommandEvent();
+    if ( pCommandEvent &&
+        ((pCommandEvent->GetCommand() == CommandEventId::Wheel) ||
+         (pCommandEvent->GetCommand() == CommandEventId::StartAutoScroll) ||
+         (pCommandEvent->GetCommand() == CommandEventId::AutoScroll)) )
+    {
+        ScrollBar* pHScrBar = nullptr;
+        ScrollBar* pVScrBar = nullptr;
+        if ( m_aHScroll->IsVisible() )
+            pHScrBar = m_aHScroll.get();
+
+        if ( m_aVScroll->IsVisible() )
+            pVScrBar = m_aVScroll.get();
+
+        if ( HandleScrollCommand( *pCommandEvent, pHScrBar, pVScrBar ) )
+            return true;
+    }
+    return OScrollWindowHelper_BASE::EventNotify(rNEvt);
+}
+
+void OScrollWindowHelper::alignMarkedObjects(ControlModification _nControlModification, bool _bAlignAtSection)
+{
+    m_aReportWindow->alignMarkedObjects(_nControlModification, _bAlignAtSection);
+}
+
+void OScrollWindowHelper::ImplInitSettings()
+{
+    SetBackground( Wallpaper( Application::GetSettings().GetStyleSettings().GetFaceColor() ));
+    SetFillColor( Application::GetSettings().GetStyleSettings().GetFaceColor() );
+    SetTextFillColor( Application::GetSettings().GetStyleSettings().GetFaceColor() );
+}
+
+void OScrollWindowHelper::DataChanged( const DataChangedEvent& rDCEvt )
+{
+    Window::DataChanged( rDCEvt );
+
+    if ( (rDCEvt.GetType() == DataChangedEventType::SETTINGS) &&
+         (rDCEvt.GetFlags() & AllSettingsFlags::STYLE) )
+    {
+        ImplInitSettings();
+        Invalidate();
+    }
+}
+
+void OScrollWindowHelper::_propertyChanged(const beans::PropertyChangeEvent& /*_rEvent*/)
+{
+    m_aReportWindow->notifySizeChanged();
+}
+
+void OScrollWindowHelper::setGridSnap(bool bOn)
+{
+    m_aReportWindow->setGridSnap(bOn);
+}
+
+void OScrollWindowHelper::setDragStripes(bool bOn)
+{
+    m_aReportWindow->setDragStripes(bOn);
+}
+
+sal_uInt32 OScrollWindowHelper::getMarkedObjectCount() const
+{
+    return m_aReportWindow->getMarkedObjectCount();
+}
+
+void OScrollWindowHelper::zoom(const Fraction& _aZoom)
+{
+    m_aReportWindow->zoom(_aZoom);
+    Resize();
+    Invalidate(InvalidateFlags::NoChildren|InvalidateFlags::Transparent);
+}
+
+void OScrollWindowHelper::fillControlModelSelection(::std::vector< uno::Reference< uno::XInterface > >& _rSelection) const
+{
+    m_aReportWindow->fillControlModelSelection(_rSelection);
+}
+
+sal_uInt16 OScrollWindowHelper::getZoomFactor(SvxZoomType _eType) const
+{
+    return m_aReportWindow->getZoomFactor(_eType);
+}
+
+} // rptui
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */