summaryrefslogtreecommitdiffstats
path: root/sd/source/ui/view/viewoverlaymanager.cxx
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
commited5640d8b587fbcfed7dd7967f3de04b37a76f26 (patch)
tree7a5f7c6c9d02226d7471cb3cc8fbbf631b415303 /sd/source/ui/view/viewoverlaymanager.cxx
parentInitial commit. (diff)
downloadlibreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.tar.xz
libreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.zip
Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'sd/source/ui/view/viewoverlaymanager.cxx')
-rw-r--r--sd/source/ui/view/viewoverlaymanager.cxx546
1 files changed, 546 insertions, 0 deletions
diff --git a/sd/source/ui/view/viewoverlaymanager.cxx b/sd/source/ui/view/viewoverlaymanager.cxx
new file mode 100644
index 000000000..3cdfb9787
--- /dev/null
+++ b/sd/source/ui/view/viewoverlaymanager.cxx
@@ -0,0 +1,546 @@
+/* -*- 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 <sal/config.h>
+
+#include <sfx2/viewfrm.hxx>
+#include <sfx2/bindings.hxx>
+#include <sfx2/dispatch.hxx>
+
+#include <vcl/help.hxx>
+#include <vcl/lazydelete.hxx>
+#include <vcl/ptrstyle.hxx>
+#include <vcl/svapp.hxx>
+
+#include <svx/sdrpagewindow.hxx>
+#include <svx/sdrpaintwindow.hxx>
+#include <svx/sdr/overlay/overlaybitmapex.hxx>
+#include <svx/sdr/overlay/overlaymanager.hxx>
+#include <svx/svxids.hrc>
+#include <svx/svdpagv.hxx>
+
+#include <view/viewoverlaymanager.hxx>
+
+
+#include <DrawDocShell.hxx>
+#include <strings.hrc>
+#include <bitmaps.hlst>
+#include <sdresid.hxx>
+#include <EventMultiplexer.hxx>
+#include <View.hxx>
+#include <ViewShellBase.hxx>
+#include <ViewShell.hxx>
+#include <sdpage.hxx>
+#include <smarttag.hxx>
+
+using namespace ::com::sun::star::uno;
+
+namespace sd {
+
+namespace {
+
+class ImageButtonHdl;
+
+}
+
+const sal_uInt16 gButtonSlots[] = { SID_INSERT_TABLE, SID_INSERT_DIAGRAM, SID_INSERT_GRAPHIC, SID_INSERT_AVMEDIA };
+const TranslateId gButtonToolTips[] = { STR_INSERT_TABLE, STR_INSERT_CHART, STR_INSERT_PICTURE, STR_INSERT_MOVIE };
+
+constexpr rtl::OUStringConstExpr aSmallPlaceHolders[] =
+{
+ BMP_PLACEHOLDER_TABLE_SMALL,
+ BMP_PLACEHOLDER_CHART_SMALL,
+ BMP_PLACEHOLDER_IMAGE_SMALL,
+ BMP_PLACEHOLDER_MOVIE_SMALL,
+ BMP_PLACEHOLDER_TABLE_SMALL_HOVER,
+ BMP_PLACEHOLDER_CHART_SMALL_HOVER,
+ BMP_PLACEHOLDER_IMAGE_SMALL_HOVER,
+ BMP_PLACEHOLDER_MOVIE_SMALL_HOVER
+};
+
+constexpr rtl::OUStringConstExpr aBigPlaceHolders[] =
+{
+ BMP_PLACEHOLDER_TABLE_LARGE,
+ BMP_PLACEHOLDER_CHART_LARGE,
+ BMP_PLACEHOLDER_IMAGE_LARGE,
+ BMP_PLACEHOLDER_MOVIE_LARGE,
+ BMP_PLACEHOLDER_TABLE_LARGE_HOVER,
+ BMP_PLACEHOLDER_CHART_LARGE_HOVER,
+ BMP_PLACEHOLDER_IMAGE_LARGE_HOVER,
+ BMP_PLACEHOLDER_MOVIE_LARGE_HOVER
+};
+
+static BitmapEx* getButtonImage( int index, bool large )
+{
+ static vcl::DeleteOnDeinit< BitmapEx > gSmallButtonImages[SAL_N_ELEMENTS(aSmallPlaceHolders)] = { vcl::DeleteOnDeinitFlag::Empty, vcl::DeleteOnDeinitFlag::Empty, vcl::DeleteOnDeinitFlag::Empty, vcl::DeleteOnDeinitFlag::Empty, vcl::DeleteOnDeinitFlag::Empty, vcl::DeleteOnDeinitFlag::Empty, vcl::DeleteOnDeinitFlag::Empty, vcl::DeleteOnDeinitFlag::Empty };
+ static vcl::DeleteOnDeinit< BitmapEx > gLargeButtonImages[SAL_N_ELEMENTS(aBigPlaceHolders)] = { vcl::DeleteOnDeinitFlag::Empty, vcl::DeleteOnDeinitFlag::Empty, vcl::DeleteOnDeinitFlag::Empty, vcl::DeleteOnDeinitFlag::Empty, vcl::DeleteOnDeinitFlag::Empty, vcl::DeleteOnDeinitFlag::Empty, vcl::DeleteOnDeinitFlag::Empty, vcl::DeleteOnDeinitFlag::Empty };
+
+ assert(SAL_N_ELEMENTS(aSmallPlaceHolders) == SAL_N_ELEMENTS(aBigPlaceHolders));
+
+ if( !gSmallButtonImages[0].get() )
+ {
+ for (size_t i = 0; i < SAL_N_ELEMENTS(aSmallPlaceHolders); i++ )
+ {
+ gSmallButtonImages[i].set(OUString(aSmallPlaceHolders[i]));
+ gLargeButtonImages[i].set(OUString(aBigPlaceHolders[i]));
+ }
+ }
+
+ if( large )
+ {
+ return gLargeButtonImages[index].get();
+ }
+ else
+ {
+ return gSmallButtonImages[index].get();
+ }
+}
+
+const sal_uInt32 SMART_TAG_HDL_NUM = SAL_MAX_UINT32;
+
+namespace {
+
+class ChangePlaceholderTag : public SmartTag
+{
+ friend class ImageButtonHdl;
+public:
+ ChangePlaceholderTag( ::sd::View& rView, SdrObject& rPlaceholderObj );
+
+ /** returns true if the SmartTag handled the event. */
+ virtual bool MouseButtonDown( const MouseEvent&, SmartHdl& ) override;
+
+ /** returns true if the SmartTag consumes this event. */
+ virtual bool KeyInput( const KeyEvent& rKEvt ) override;
+
+ BitmapEx createOverlayImage( int nHighlight );
+
+protected:
+ virtual void addCustomHandles( SdrHdlList& rHandlerList ) override;
+
+private:
+ ::tools::WeakReference<SdrObject> mxPlaceholderObj;
+};
+
+class ImageButtonHdl : public SmartHdl
+{
+public:
+ ImageButtonHdl( const SmartTagReference& xTag, /* sal_uInt16 nSID, const Image& rImage, const Image& rImageMO, */ const Point& rPnt );
+ virtual ~ImageButtonHdl() override;
+ virtual void CreateB2dIAObject() override;
+ virtual bool IsFocusHdl() const override;
+ virtual PointerStyle GetPointer() const override;
+
+ virtual void onMouseEnter(const MouseEvent& rMEvt) override;
+ virtual void onHelpRequest() override;
+ virtual void onMouseLeave() override;
+
+ int getHighlightId() const { return mnHighlightId; }
+
+ void ShowTip();
+ static void HideTip();
+
+private:
+ rtl::Reference< ChangePlaceholderTag > mxChangePlaceholderTag;
+
+ int mnHighlightId;
+ Size maImageSize;
+};
+
+}
+
+ImageButtonHdl::ImageButtonHdl( const SmartTagReference& xTag /*, sal_uInt16 nSID, const Image& rImage, const Image& rImageMO*/, const Point& rPnt )
+: SmartHdl( xTag, rPnt, SdrHdlKind::SmartTag )
+, mxChangePlaceholderTag( dynamic_cast< ChangePlaceholderTag* >( xTag.get() ) )
+, mnHighlightId( -1 )
+, maImageSize( 42, 42 )
+{
+}
+
+ImageButtonHdl::~ImageButtonHdl()
+{
+ HideTip();
+}
+
+void ImageButtonHdl::HideTip()
+{
+ Help::HideBalloonAndQuickHelp();
+}
+
+void ImageButtonHdl::ShowTip()
+{
+ if (!pHdlList || !pHdlList->GetView() || mnHighlightId == -1)
+ return;
+
+ OutputDevice* pDev = pHdlList->GetView()->GetFirstOutputDevice();
+ if( pDev == nullptr )
+ pDev = Application::GetDefaultDevice();
+
+ OUString aHelpText(SdResId(gButtonToolTips[mnHighlightId]));
+ Point aHelpPos(pDev->LogicToPixel(GetPos()));
+ if (mnHighlightId == 1)
+ aHelpPos.Move(maImageSize.Width(), 0);
+ else if (mnHighlightId == 2)
+ aHelpPos.Move(0, maImageSize.Height());
+ else if (mnHighlightId == 3)
+ aHelpPos.Move(maImageSize.Width(), maImageSize.Height());
+ ::tools::Rectangle aLogicPix(aHelpPos, maImageSize);
+ vcl::Window* pWindow = pHdlList->GetView()->GetFirstOutputDevice()->GetOwnerWindow();
+ ::tools::Rectangle aScreenRect(pWindow->OutputToScreenPixel(aLogicPix.TopLeft()),
+ pWindow->OutputToScreenPixel(aLogicPix.BottomRight()));
+ Help::ShowQuickHelp(pWindow, aScreenRect, aHelpText);
+}
+
+void ImageButtonHdl::onHelpRequest()
+{
+ ShowTip();
+}
+
+void ImageButtonHdl::onMouseEnter(const MouseEvent& rMEvt)
+{
+ if( !(pHdlList && pHdlList->GetView()))
+ return;
+
+ int nHighlightId = 0;
+ OutputDevice* pDev = pHdlList->GetView()->GetFirstOutputDevice();
+ if( pDev == nullptr )
+ pDev = Application::GetDefaultDevice();
+
+ Point aMDPos( rMEvt.GetPosPixel() );
+ aMDPos -= pDev->LogicToPixel( GetPos() );
+
+ nHighlightId += aMDPos.X() > maImageSize.Width() ? 1 : 0;
+ nHighlightId += aMDPos.Y() > maImageSize.Height() ? 2 : 0;
+
+ if( mnHighlightId != nHighlightId )
+ {
+ HideTip();
+
+ mnHighlightId = nHighlightId;
+
+ ShowTip();
+
+ Touch();
+ }
+}
+
+void ImageButtonHdl::onMouseLeave()
+{
+ mnHighlightId = -1;
+ HideTip();
+ Touch();
+}
+
+void ImageButtonHdl::CreateB2dIAObject()
+{
+ // first throw away old one
+ GetRidOfIAObject();
+
+ const Point aTagPos( GetPos() );
+ basegfx::B2DPoint aPosition( aTagPos.X(), aTagPos.Y() );
+
+ BitmapEx aBitmapEx( mxChangePlaceholderTag->createOverlayImage( mnHighlightId ) ); // maImageMO.GetBitmapEx() : maImage.GetBitmapEx() );
+ maImageSize = aBitmapEx.GetSizePixel();
+ maImageSize.setWidth( maImageSize.Width() >> 1 );
+ maImageSize.setHeight( maImageSize.Height() >> 1 );
+
+ if(!pHdlList)
+ return;
+
+ SdrMarkView* pView = pHdlList->GetView();
+
+ if(!pView || pView->areMarkHandlesHidden())
+ return;
+
+ SdrPageView* pPageView = pView->GetSdrPageView();
+
+ if(!pPageView)
+ return;
+
+ for(sal_uInt32 b = 0; b < pPageView->PageWindowCount(); b++)
+ {
+ const SdrPageWindow& rPageWindow = *pPageView->GetPageWindow(b);
+
+ SdrPaintWindow& rPaintWindow = rPageWindow.GetPaintWindow();
+ const rtl::Reference< sdr::overlay::OverlayManager >& xManager = rPageWindow.GetOverlayManager();
+ if(rPaintWindow.OutputToWindow() && xManager.is() )
+ {
+ std::unique_ptr<sdr::overlay::OverlayObject> pOverlayObject(
+ new sdr::overlay::OverlayBitmapEx( aPosition, aBitmapEx, 0, 0 ));
+
+ // OVERLAYMANAGER
+ insertNewlyCreatedOverlayObjectForSdrHdl(
+ std::move(pOverlayObject),
+ rPageWindow.GetObjectContact(),
+ *xManager);
+ }
+ }
+}
+
+bool ImageButtonHdl::IsFocusHdl() const
+{
+ return false;
+}
+
+PointerStyle ImageButtonHdl::GetPointer() const
+{
+ return PointerStyle::Arrow;
+}
+
+ChangePlaceholderTag::ChangePlaceholderTag( ::sd::View& rView, SdrObject& rPlaceholderObj )
+: SmartTag( rView )
+, mxPlaceholderObj( &rPlaceholderObj )
+{
+}
+
+/** returns true if the ChangePlaceholderTag handled the event. */
+bool ChangePlaceholderTag::MouseButtonDown( const MouseEvent& /*rMEvt*/, SmartHdl& rHdl )
+{
+ int nHighlightId = static_cast< ImageButtonHdl& >(rHdl).getHighlightId();
+ if( nHighlightId >= 0 )
+ {
+ sal_uInt16 nSID = gButtonSlots[nHighlightId];
+
+ if( mxPlaceholderObj )
+ {
+ // mark placeholder if it is not currently marked (or if also others are marked)
+ if( !mrView.IsObjMarked( mxPlaceholderObj.get() ) || (mrView.GetMarkedObjectList().GetMarkCount() != 1) )
+ {
+ SdrPageView* pPV = mrView.GetSdrPageView();
+ mrView.UnmarkAllObj(pPV );
+ mrView.MarkObj(mxPlaceholderObj.get(), pPV);
+ }
+ }
+
+ mrView.GetViewShell()->GetViewFrame()->GetDispatcher()->Execute( nSID, SfxCallMode::ASYNCHRON);
+ }
+ return false;
+}
+
+/** returns true if the SmartTag consumes this event. */
+bool ChangePlaceholderTag::KeyInput( const KeyEvent& rKEvt )
+{
+ sal_uInt16 nCode = rKEvt.GetKeyCode().GetCode();
+ switch( nCode )
+ {
+ case KEY_DOWN:
+ case KEY_UP:
+ case KEY_LEFT:
+ case KEY_RIGHT:
+ case KEY_ESCAPE:
+ case KEY_TAB:
+ case KEY_RETURN:
+ case KEY_SPACE:
+ default:
+ return false;
+ }
+}
+
+BitmapEx ChangePlaceholderTag::createOverlayImage( int nHighlight )
+{
+ BitmapEx aRet;
+ if( mxPlaceholderObj.is() )
+ {
+ SdrObject* pPlaceholder = mxPlaceholderObj.get();
+ SmartTagReference xThis( this );
+ const ::tools::Rectangle& rSnapRect = pPlaceholder->GetSnapRect();
+
+ OutputDevice* pDev = mrView.GetFirstOutputDevice();
+ if( pDev == nullptr )
+ pDev = Application::GetDefaultDevice();
+
+ Size aShapeSizePix = pDev->LogicToPixel(rSnapRect.GetSize());
+ ::tools::Long nShapeSizePix = std::min(aShapeSizePix.Width(),aShapeSizePix.Height());
+
+ bool bLarge = nShapeSizePix > 250;
+
+ Size aSize( getButtonImage( 0, bLarge )->GetSizePixel() );
+
+ aRet.Scale(Size(aSize.Width() << 1, aSize.Height() << 1));
+
+ const ::tools::Rectangle aRectSrc( Point( 0, 0 ), aSize );
+
+ aRet = *(getButtonImage((nHighlight == 0) ? 4 : 0, bLarge));
+ aRet.Expand( aSize.Width(), aSize.Height(), true );
+
+ aRet.CopyPixel( ::tools::Rectangle( Point( aSize.Width(), 0 ), aSize ), aRectSrc, getButtonImage((nHighlight == 1) ? 5 : 1, bLarge) );
+ aRet.CopyPixel( ::tools::Rectangle( Point( 0, aSize.Height() ), aSize ), aRectSrc, getButtonImage((nHighlight == 2) ? 6 : 2, bLarge) );
+ aRet.CopyPixel( ::tools::Rectangle( Point( aSize.Width(), aSize.Height() ), aSize ), aRectSrc, getButtonImage((nHighlight == 3) ? 7 : 3, bLarge) );
+ }
+
+ return aRet;
+}
+
+void ChangePlaceholderTag::addCustomHandles( SdrHdlList& rHandlerList )
+{
+ if( !mxPlaceholderObj.is() )
+ return;
+
+ SdrObject* pPlaceholder = mxPlaceholderObj.get();
+ SmartTagReference xThis( this );
+ const ::tools::Rectangle& rSnapRect = pPlaceholder->GetSnapRect();
+ const Point aPoint;
+
+ OutputDevice* pDev = mrView.GetFirstOutputDevice();
+ if( pDev == nullptr )
+ pDev = Application::GetDefaultDevice();
+
+ Size aShapeSizePix = pDev->LogicToPixel(rSnapRect.GetSize());
+ ::tools::Long nShapeSizePix = std::min(aShapeSizePix.Width(),aShapeSizePix.Height());
+ if( 50 > nShapeSizePix )
+ return;
+
+ bool bLarge = nShapeSizePix > 250;
+
+ Size aButtonSize( pDev->PixelToLogic( getButtonImage(0, bLarge )->GetSizePixel()) );
+
+ const int nColumns = 2;
+ const int nRows = 2;
+
+ ::tools::Long all_width = nColumns * aButtonSize.Width();
+ ::tools::Long all_height = nRows * aButtonSize.Height();
+
+ Point aPos( rSnapRect.Center() );
+ aPos.AdjustX( -(all_width >> 1) );
+ aPos.AdjustY( -(all_height >> 1) );
+
+ std::unique_ptr<ImageButtonHdl> pHdl(new ImageButtonHdl( xThis, aPoint ));
+ pHdl->SetObjHdlNum( SMART_TAG_HDL_NUM );
+ pHdl->SetPageView( mrView.GetSdrPageView() );
+
+ pHdl->SetPos( aPos );
+
+ rHandlerList.AddHdl( std::move(pHdl) );
+}
+
+ViewOverlayManager::ViewOverlayManager( ViewShellBase& rViewShellBase )
+: mrBase( rViewShellBase )
+, mnUpdateTagsEvent( nullptr )
+{
+ Link<tools::EventMultiplexerEvent&,void> aLink( LINK(this,ViewOverlayManager,EventMultiplexerListener) );
+ mrBase.GetEventMultiplexer()->AddEventListener(aLink);
+
+ StartListening( *mrBase.GetDocShell() );
+}
+
+ViewOverlayManager::~ViewOverlayManager()
+{
+ Link<tools::EventMultiplexerEvent&,void> aLink( LINK(this,ViewOverlayManager,EventMultiplexerListener) );
+ mrBase.GetEventMultiplexer()->RemoveEventListener( aLink );
+
+ if( mnUpdateTagsEvent )
+ {
+ Application::RemoveUserEvent( mnUpdateTagsEvent );
+ mnUpdateTagsEvent = nullptr;
+ }
+
+ DisposeTags();
+}
+
+void ViewOverlayManager::Notify(SfxBroadcaster&, const SfxHint& rHint)
+{
+ if (rHint.GetId() == SfxHintId::DocChanged)
+ {
+ UpdateTags();
+ }
+}
+
+void ViewOverlayManager::onZoomChanged()
+{
+ if( !maTagVector.empty() )
+ {
+ UpdateTags();
+ }
+}
+
+void ViewOverlayManager::UpdateTags()
+{
+ if( !mnUpdateTagsEvent )
+ mnUpdateTagsEvent = Application::PostUserEvent( LINK( this, ViewOverlayManager, UpdateTagsHdl ) );
+}
+
+IMPL_LINK_NOARG(ViewOverlayManager, UpdateTagsHdl, void*, void)
+{
+ mnUpdateTagsEvent = nullptr;
+ bool bChanges = DisposeTags();
+ bChanges |= CreateTags();
+
+ if( bChanges && mrBase.GetDrawView() )
+ static_cast< ::sd::View* >( mrBase.GetDrawView() )->updateHandles();
+}
+
+bool ViewOverlayManager::CreateTags()
+{
+ bool bChanges = false;
+
+ std::shared_ptr<ViewShell> aMainShell = mrBase.GetMainViewShell();
+
+ SdPage* pPage = aMainShell ? aMainShell->getCurrentPage() : nullptr;
+
+ if( pPage && !pPage->IsMasterPage() && (pPage->GetPageKind() == PageKind::Standard) )
+ {
+ const std::list< SdrObject* >& rShapes = pPage->GetPresentationShapeList().getList();
+
+ for( SdrObject* pShape : rShapes )
+ {
+ if( pShape->IsEmptyPresObj() && (pShape->GetObjIdentifier() == SdrObjKind::OutlineText) && (mrBase.GetDrawView()->GetTextEditObject() != pShape) )
+ {
+ rtl::Reference< SmartTag > xTag( new ChangePlaceholderTag( *mrBase.GetMainViewShell()->GetView(), *pShape ) );
+ maTagVector.push_back(xTag);
+ bChanges = true;
+ }
+ }
+ }
+
+ return bChanges;
+}
+
+bool ViewOverlayManager::DisposeTags()
+{
+ if( !maTagVector.empty() )
+ {
+ ViewTagVector vec;
+ vec.swap( maTagVector );
+
+ for (auto& rxViewTag : vec)
+ rxViewTag->Dispose();
+ return true;
+ }
+
+ return false;
+}
+
+IMPL_LINK(ViewOverlayManager,EventMultiplexerListener,
+ tools::EventMultiplexerEvent&, rEvent, void)
+{
+ switch (rEvent.meEventId)
+ {
+ case EventMultiplexerEventId::MainViewAdded:
+ case EventMultiplexerEventId::ViewAdded:
+ case EventMultiplexerEventId::BeginTextEdit:
+ case EventMultiplexerEventId::EndTextEdit:
+ case EventMultiplexerEventId::CurrentPageChanged:
+ UpdateTags();
+ break;
+ default: break;
+ }
+}
+
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */