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| -rw-r--r-- | svx/source/sdr/contact/objectcontactofpageview.cxx | 451 |
1 files changed, 451 insertions, 0 deletions
diff --git a/svx/source/sdr/contact/objectcontactofpageview.cxx b/svx/source/sdr/contact/objectcontactofpageview.cxx new file mode 100644 index 000000000..31b8b949e --- /dev/null +++ b/svx/source/sdr/contact/objectcontactofpageview.cxx @@ -0,0 +1,451 @@ +/* -*- 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 <config_feature_desktop.h> + +#include <svx/sdr/contact/objectcontactofpageview.hxx> +#include <sdr/contact/viewobjectcontactofunocontrol.hxx> +#include <svx/svdpagv.hxx> +#include <svx/svdpage.hxx> +#include <svx/sdr/contact/displayinfo.hxx> +#include <svx/sdr/contact/viewobjectcontact.hxx> +#include <svx/svdview.hxx> +#include <svx/sdr/contact/viewcontact.hxx> +#include <svx/sdr/animation/objectanimator.hxx> +#include <svx/sdrpagewindow.hxx> +#include <svx/sdrpaintwindow.hxx> +#include <basegfx/matrix/b2dhommatrix.hxx> +#include <drawinglayer/processor2d/baseprocessor2d.hxx> +#include <drawinglayer/processor2d/processor2dtools.hxx> +#include <osl/diagnose.h> +#include <svx/unoapi.hxx> +#include <unotools/configmgr.hxx> +#include <vcl/canvastools.hxx> +#include <vcl/pdfextoutdevdata.hxx> +#include <comphelper/lok.hxx> + +#include <memory> + +using namespace com::sun::star; + +namespace sdr::contact +{ + // internal access to SdrPage of SdrPageView + SdrPage* ObjectContactOfPageView::GetSdrPage() const + { + return GetPageWindow().GetPageView().GetPage(); + } + + ObjectContactOfPageView::ObjectContactOfPageView( + SdrPageWindow& rPageWindow, const char *pDebugName) + : Idle(pDebugName) + , mrPageWindow(rPageWindow) + { + // init PreviewRenderer flag + setPreviewRenderer(static_cast<SdrPaintView&>(rPageWindow.GetPageView().GetView()).IsPreviewRenderer()); + + // init timer + SetPriority(TaskPriority::HIGH_IDLE); + Stop(); + } + + ObjectContactOfPageView::~ObjectContactOfPageView() + { + // execute missing LazyInvalidates and stop timer + Invoke(); + } + + // LazyInvalidate request. Take action. + void ObjectContactOfPageView::setLazyInvalidate(ViewObjectContact& /*rVOC*/) + { + // do NOT call parent, but remember that something is to do by + // starting the LazyInvalidateTimer + Start(); + } + + // call this to support evtl. preparations for repaint + void ObjectContactOfPageView::PrepareProcessDisplay() + { + if(IsActive()) + // there are still non-triggered LazyInvalidate events, trigger these + Invoke(); + } + + // From baseclass Timer, the timeout call triggered by the LazyInvalidate mechanism + void ObjectContactOfPageView::Invoke() + { + // stop the timer + Stop(); + + // invalidate all LazyInvalidate VOCs new situations + const sal_uInt32 nVOCCount(getViewObjectContactCount()); + + for(sal_uInt32 a(0); a < nVOCCount; a++) + { + ViewObjectContact* pCandidate = getViewObjectContact(a); + pCandidate->triggerLazyInvalidate(); + } + } + + // Process the whole displaying + void ObjectContactOfPageView::ProcessDisplay(DisplayInfo& rDisplayInfo) + { + const SdrPage* pStartPage = GetSdrPage(); + + if(pStartPage && !rDisplayInfo.GetProcessLayers().IsEmpty()) + { + const ViewContact& rDrawPageVC = pStartPage->GetViewContact(); + + if(rDrawPageVC.GetObjectCount()) + { + DoProcessDisplay(rDisplayInfo); + } + } + } + + // Process the whole displaying. Only use given DisplayInfo, do not access other + // OutputDevices then the given ones. + void ObjectContactOfPageView::DoProcessDisplay(DisplayInfo& rDisplayInfo) + { + OutputDevice& rTargetOutDev = GetPageWindow().GetPaintWindow().GetTargetOutputDevice(); + const Size aOutputSizePixel(rTargetOutDev.GetOutputSizePixel()); + if (!isOutputToRecordingMetaFile() // do those have outdev too? + && (0 == aOutputSizePixel.getWidth() || + 0 == aOutputSizePixel.getHeight())) + { + return; + } + + // visualize entered group when that feature is switched on and it's not + // a print output. #i29129# No ghosted display for printing. + bool bVisualizeEnteredGroup(DoVisualizeEnteredGroup() && !isOutputToPrinter()); + + // Visualize entered groups: Set to ghosted as default + // start. Do this only for the DrawPage, not for MasterPages + if(bVisualizeEnteredGroup) + { + rDisplayInfo.SetGhostedDrawMode(); + } + + // #114359# save old and set clip region + OutputDevice* pOutDev = TryToGetOutputDevice(); + OSL_ENSURE(nullptr != pOutDev, "ObjectContactOfPageView without OutDev, someone has overridden TryToGetOutputDevice wrong (!)"); + bool bClipRegionPushed(false); + const vcl::Region& rRedrawArea(rDisplayInfo.GetRedrawArea()); + + if(!rRedrawArea.IsEmpty() && !comphelper::LibreOfficeKit::isActive()) + { + bClipRegionPushed = true; + pOutDev->Push(vcl::PushFlags::CLIPREGION); + pOutDev->IntersectClipRegion(rRedrawArea); + } + + // Get start node and process DrawPage contents + const ViewObjectContact& rDrawPageVOContact = GetSdrPage()->GetViewContact().GetViewObjectContact(*this); + + // update current ViewInformation2D at the ObjectContact + const double fCurrentTime(getPrimitiveAnimator().GetTime()); + basegfx::B2DRange aViewRange; + + // create ViewRange + if(isOutputToRecordingMetaFile()) + { + if (!rDisplayInfo.GetRedrawArea().IsEmpty()) + { + // #i98402# if it's a PDF export, set the ClipRegion as ViewRange. This is + // mainly because SW does not use DrawingLayer Page-Oriented and if not doing this, + // all existing objects will be collected as primitives and processed. + // OD 2009-03-05 #i99876# perform the same also for SW on printing. + // fdo#78149 same thing also needed for plain MetaFile + // export, so why not do it always + const tools::Rectangle aLogicClipRectangle(rDisplayInfo.GetRedrawArea().GetBoundRect()); + + aViewRange = vcl::unotools::b2DRectangleFromRectangle(aLogicClipRectangle); + } + } + else + { + // use visible pixels, but transform to world coordinates + aViewRange = basegfx::B2DRange(0.0, 0.0, aOutputSizePixel.getWidth(), aOutputSizePixel.getHeight()); + // if a clip region is set, use it + if(!rDisplayInfo.GetRedrawArea().IsEmpty()) + { + // get logic clip range and create discrete one + const tools::Rectangle aLogicClipRectangle(rDisplayInfo.GetRedrawArea().GetBoundRect()); + basegfx::B2DRange aDiscreteClipRange = vcl::unotools::b2DRectangleFromRectangle(aLogicClipRectangle); + aDiscreteClipRange.transform(rTargetOutDev.GetViewTransformation()); + + // align the discrete one to discrete boundaries (pixel bounds). Also + // expand X and Y max by one due to Rectangle definition source + aDiscreteClipRange.expand(basegfx::B2DTuple( + floor(aDiscreteClipRange.getMinX()), + floor(aDiscreteClipRange.getMinY()))); + aDiscreteClipRange.expand(basegfx::B2DTuple( + 1.0 + ceil(aDiscreteClipRange.getMaxX()), + 1.0 + ceil(aDiscreteClipRange.getMaxY()))); + + // intersect current ViewRange with ClipRange + aViewRange.intersect(aDiscreteClipRange); + } + + // transform to world coordinates + aViewRange.transform(rTargetOutDev.GetInverseViewTransformation()); + } + + // update local ViewInformation2D + const drawinglayer::geometry::ViewInformation2D aNewViewInformation2D( + basegfx::B2DHomMatrix(), + rTargetOutDev.GetViewTransformation(), + aViewRange, + GetXDrawPageForSdrPage(GetSdrPage()), + fCurrentTime); + updateViewInformation2D(aNewViewInformation2D); + + drawinglayer::primitive2d::Primitive2DContainer xPrimitiveSequence; + +#if HAVE_FEATURE_DESKTOP || defined( ANDROID ) + // get whole Primitive2DContainer; this will already make use of updated ViewInformation2D + // and may use the MapMode from the Target OutDev in the DisplayInfo + rDrawPageVOContact.getPrimitive2DSequenceHierarchy(rDisplayInfo, xPrimitiveSequence); +#else + // Hmm, !HAVE_FEATURE_DESKTOP && !ANDROID means iOS, + // right? But does it makes sense to use a different code + // path for iOS than for Android; both use tiled rendering + // etc now. + + // HACK: this only works when we are drawing sdr shapes via + // drawinglayer; but it can happen that the hierarchy contains + // more than just the shapes, and then it fails. + // + // This is good enough for the tiled rendering for the moment, but + // we need to come up with the real solution shortly. + + // Only get the expensive hierarchy if we can be sure that the + // returned sequence won't be empty anyway. + bool bGetHierarchy = rRedrawArea.IsEmpty(); + if (!bGetHierarchy) + { + // Not empty? Then not doing a full redraw, check if + // getPrimitive2DSequenceHierarchy() is still needed. + sal_Int32 nObjCount = GetSdrPage()->GetObjCount(); + for (sal_Int32 i = 0; i < nObjCount; ++i) + { + SdrObject* pObject = GetSdrPage()->GetObj(i); + if (rRedrawArea.Overlaps(pObject->GetCurrentBoundRect())) + { + bGetHierarchy = true; + break; + } + } + } + + if (bGetHierarchy) + // get whole Primitive2DContainer; this will already make use of updated ViewInformation2D + // and may use the MapMode from the Target OutDev in the DisplayInfo + rDrawPageVOContact.getPrimitive2DSequenceHierarchy(rDisplayInfo, xPrimitiveSequence); +#endif + + // if there is something to show, use a primitive processor to render it. There + // is a choice between VCL and Canvas processors currently. The decision is made in + // createProcessor2DFromOutputDevice and takes into account things like the + // Target is a MetaFile, a VDev or something else. The Canvas renderer is triggered + // currently using the shown boolean. Canvas is not yet the default. + if(!xPrimitiveSequence.empty()) + { + // prepare OutputDevice (historical stuff, maybe soon removed) + rDisplayInfo.ClearGhostedDrawMode(); // reset, else the VCL-paint with the processor will not do the right thing + pOutDev->SetLayoutMode(vcl::text::ComplexTextLayoutFlags::Default); // reset, default is no BiDi/RTL + // create renderer + std::unique_ptr<drawinglayer::processor2d::BaseProcessor2D> pProcessor2D( + drawinglayer::processor2d::createProcessor2DFromOutputDevice( + rTargetOutDev, getViewInformation2D())); + pProcessor2D->process(xPrimitiveSequence); + } + + // #114359# restore old ClipReghion + if(bClipRegionPushed) + { + pOutDev->Pop(); + } + + // Visualize entered groups: Reset to original DrawMode + if(bVisualizeEnteredGroup) + { + rDisplayInfo.ClearGhostedDrawMode(); + } + } + + // test if visualizing of entered groups is switched on at all + bool ObjectContactOfPageView::DoVisualizeEnteredGroup() const + { + return true; + } + + // get active group's (the entered group) ViewContact + const ViewContact* ObjectContactOfPageView::getActiveViewContact() const + { + SdrObjList* pActiveGroupList = GetPageWindow().GetPageView().GetObjList(); + + if(pActiveGroupList) + { + if(nullptr != pActiveGroupList->getSdrPageFromSdrObjList()) + { + // It's a Page itself + return &(pActiveGroupList->getSdrPageFromSdrObjList()->GetViewContact()); + } + else if(pActiveGroupList->getSdrObjectFromSdrObjList()) + { + // Group object + return &(pActiveGroupList->getSdrObjectFromSdrObjList()->GetViewContact()); + } + } + else if(GetSdrPage()) + { + // use page of associated SdrPageView + return &(GetSdrPage()->GetViewContact()); + } + + return nullptr; + } + + // Invalidate given rectangle at the window/output which is represented by + // this ObjectContact. + void ObjectContactOfPageView::InvalidatePartOfView(const basegfx::B2DRange& rRange) const + { + // invalidate at associated PageWindow + GetPageWindow().InvalidatePageWindow(rRange); + } + + // Get info about the need to visualize GluePoints + bool ObjectContactOfPageView::AreGluePointsVisible() const + { + bool bTiledRendering = comphelper::LibreOfficeKit::isActive(); + return !bTiledRendering && GetPageWindow().GetPageView().GetView().ImpIsGlueVisible(); + } + + // check if text animation is allowed. + bool ObjectContactOfPageView::IsTextAnimationAllowed() const + { + if (utl::ConfigManager::IsFuzzing()) + return true; + SdrView& rView = GetPageWindow().GetPageView().GetView(); + const SvtAccessibilityOptions& rOpt = rView.getAccessibilityOptions(); + return rOpt.GetIsAllowAnimatedText(); + } + + // check if graphic animation is allowed. + bool ObjectContactOfPageView::IsGraphicAnimationAllowed() const + { + if (utl::ConfigManager::IsFuzzing()) + return true; + SdrView& rView = GetPageWindow().GetPageView().GetView(); + const SvtAccessibilityOptions& rOpt = rView.getAccessibilityOptions(); + return rOpt.GetIsAllowAnimatedGraphics(); + } + + // print? + bool ObjectContactOfPageView::isOutputToPrinter() const + { + return (OUTDEV_PRINTER == mrPageWindow.GetPaintWindow().GetOutputDevice().GetOutDevType()); + } + + // recording MetaFile? + bool ObjectContactOfPageView::isOutputToRecordingMetaFile() const + { + GDIMetaFile* pMetaFile = mrPageWindow.GetPaintWindow().GetOutputDevice().GetConnectMetaFile(); + return (pMetaFile && pMetaFile->IsRecord() && !pMetaFile->IsPause()); + } + + // pdf export? + bool ObjectContactOfPageView::isOutputToPDFFile() const + { + return OUTDEV_PDF == mrPageWindow.GetPaintWindow().GetOutputDevice().GetOutDevType(); + } + + bool ObjectContactOfPageView::isExportTaggedPDF() const + { + if (isOutputToPDFFile()) + { + vcl::PDFExtOutDevData* pPDFExtOutDevData(dynamic_cast<vcl::PDFExtOutDevData*>( + mrPageWindow.GetPaintWindow().GetOutputDevice().GetExtOutDevData())); + + if (nullptr != pPDFExtOutDevData) + { + return pPDFExtOutDevData->GetIsExportTaggedPDF(); + } + } + return false; + } + + // gray display mode + bool ObjectContactOfPageView::isDrawModeGray() const + { + const DrawModeFlags nDrawMode(mrPageWindow.GetPaintWindow().GetOutputDevice().GetDrawMode()); + return (nDrawMode == (DrawModeFlags::GrayLine|DrawModeFlags::GrayFill|DrawModeFlags::BlackText|DrawModeFlags::GrayBitmap|DrawModeFlags::GrayGradient)); + } + + // high contrast display mode + bool ObjectContactOfPageView::isDrawModeHighContrast() const + { + const DrawModeFlags nDrawMode(mrPageWindow.GetPaintWindow().GetOutputDevice().GetDrawMode()); + return (nDrawMode == (DrawModeFlags::SettingsLine|DrawModeFlags::SettingsFill|DrawModeFlags::SettingsText|DrawModeFlags::SettingsGradient)); + } + + // access to SdrPageView + SdrPageView* ObjectContactOfPageView::TryToGetSdrPageView() const + { + return &(mrPageWindow.GetPageView()); + } + + + // access to OutputDevice + OutputDevice* ObjectContactOfPageView::TryToGetOutputDevice() const + { + SdrPreRenderDevice* pPreRenderDevice = mrPageWindow.GetPaintWindow().GetPreRenderDevice(); + + if(pPreRenderDevice) + { + return &(pPreRenderDevice->GetPreRenderDevice()); + } + else + { + return &(mrPageWindow.GetPaintWindow().GetOutputDevice()); + } + } + + // set all UNO controls displayed in the view to design/alive mode + void ObjectContactOfPageView::SetUNOControlsDesignMode( bool _bDesignMode ) const + { + const sal_uInt32 nCount(getViewObjectContactCount()); + + for(sal_uInt32 a(0); a < nCount; a++) + { + const ViewObjectContact* pVOC = getViewObjectContact(a); + const ViewObjectContactOfUnoControl* pUnoObjectVOC = dynamic_cast< const ViewObjectContactOfUnoControl* >(pVOC); + + if(pUnoObjectVOC) + { + pUnoObjectVOC->setControlDesignMode(_bDesignMode); + } + } + } + +} // end of namespace + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |