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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 16:51:28 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 16:51:28 +0000
commit940b4d1848e8c70ab7642901a68594e8016caffc (patch)
treeeb72f344ee6c3d9b80a7ecc079ea79e9fba8676d /sdext/source/presenter/PresenterSlideShowView.cxx
parentInitial commit. (diff)
downloadlibreoffice-940b4d1848e8c70ab7642901a68594e8016caffc.tar.xz
libreoffice-940b4d1848e8c70ab7642901a68594e8016caffc.zip
Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'sdext/source/presenter/PresenterSlideShowView.cxx')
-rw-r--r--sdext/source/presenter/PresenterSlideShowView.cxx969
1 files changed, 969 insertions, 0 deletions
diff --git a/sdext/source/presenter/PresenterSlideShowView.cxx b/sdext/source/presenter/PresenterSlideShowView.cxx
new file mode 100644
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--- /dev/null
+++ b/sdext/source/presenter/PresenterSlideShowView.cxx
@@ -0,0 +1,969 @@
+
+/* -*- 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 "PresenterSlideShowView.hxx"
+#include "PresenterCanvasHelper.hxx"
+#include "PresenterGeometryHelper.hxx"
+#include "PresenterHelper.hxx"
+#include "PresenterPaneContainer.hxx"
+#include <com/sun/star/awt/InvalidateStyle.hpp>
+#include <com/sun/star/awt/PosSize.hpp>
+#include <com/sun/star/awt/Pointer.hpp>
+#include <com/sun/star/awt/Toolkit.hpp>
+#include <com/sun/star/awt/WindowAttribute.hpp>
+#include <com/sun/star/awt/XWindow.hpp>
+#include <com/sun/star/awt/XWindowPeer.hpp>
+#include <com/sun/star/drawing/XPresenterHelper.hpp>
+#include <com/sun/star/drawing/framework/XControllerManager.hpp>
+#include <com/sun/star/drawing/framework/XConfigurationController.hpp>
+#include <com/sun/star/rendering/CompositeOperation.hpp>
+#include <com/sun/star/rendering/TextDirection.hpp>
+#include <com/sun/star/rendering/TexturingMode.hpp>
+#include <osl/mutex.hxx>
+
+using namespace ::com::sun::star;
+using namespace ::com::sun::star::uno;
+using namespace ::com::sun::star::drawing::framework;
+
+namespace sdext::presenter {
+
+//===== PresenterSlideShowView ================================================
+
+PresenterSlideShowView::PresenterSlideShowView (
+ const css::uno::Reference<css::uno::XComponentContext>& rxContext,
+ const css::uno::Reference<css::drawing::framework::XResourceId>& rxViewId,
+ const css::uno::Reference<css::frame::XController>& rxController,
+ const ::rtl::Reference<PresenterController>& rpPresenterController)
+ : PresenterSlideShowViewInterfaceBase(m_aMutex),
+ mxComponentContext(rxContext),
+ mpPresenterController(rpPresenterController),
+ mxViewId(rxViewId),
+ mxController(rxController),
+ mxSlideShowController(PresenterHelper::GetSlideShowController(rxController)),
+ mxSlideShow(),
+ mxCanvas(),
+ mxViewCanvas(),
+ mxPointer(),
+ mxWindow(),
+ mxViewWindow(),
+ mxTopPane(),
+ mxPresenterHelper(),
+ mxBackgroundPolygon1(),
+ mxBackgroundPolygon2(),
+ mbIsViewAdded(false),
+ mnPageAspectRatio(28.0/21.0),
+ maBroadcaster(m_aMutex),
+ mpBackground(),
+ mbIsForcedPaintPending(false),
+ mbIsPaintPending(true),
+ msClickToExitPresentationText(),
+ msClickToExitPresentationTitle(),
+ msTitleTemplate(),
+ mbIsEndSlideVisible(false),
+ mxCurrentSlide()
+{
+ if (mpPresenterController.get() != nullptr)
+ {
+ mnPageAspectRatio = mpPresenterController->GetSlideAspectRatio();
+ mpBackground = mpPresenterController->GetViewBackground(mxViewId->getResourceURL());
+ }
+}
+
+void PresenterSlideShowView::LateInit()
+{
+ mxSlideShow.set( mxSlideShowController->getSlideShow(), UNO_SET_THROW);
+ Reference<lang::XComponent> xSlideShowComponent (mxSlideShow, UNO_QUERY);
+ xSlideShowComponent->addEventListener(static_cast<awt::XWindowListener*>(this));
+
+ Reference<lang::XMultiComponentFactory> xFactory (
+ mxComponentContext->getServiceManager(), UNO_SET_THROW);
+ mxPresenterHelper.set (xFactory->createInstanceWithContext(
+ "com.sun.star.comp.Draw.PresenterHelper",
+ mxComponentContext),
+ UNO_QUERY_THROW);
+
+ // Use view id and controller to retrieve window and canvas from
+ // configuration controller.
+ Reference<XControllerManager> xCM (mxController, UNO_QUERY_THROW);
+ Reference<XConfigurationController> xCC (xCM->getConfigurationController());
+
+ if (xCC.is())
+ {
+ mxTopPane.set(xCC->getResource(mxViewId->getAnchor()->getAnchor()), UNO_QUERY);
+
+ Reference<XPane> xPane (xCC->getResource(mxViewId->getAnchor()), UNO_QUERY_THROW);
+
+ mxWindow = xPane->getWindow();
+ mxCanvas = xPane->getCanvas();
+
+ if (mxWindow.is())
+ {
+ mxWindow->addPaintListener(this);
+ mxWindow->addWindowListener(this);
+ }
+
+ // The window does not have to paint a background. We do
+ // that ourself.
+ Reference<awt::XWindowPeer> xPeer (mxWindow, UNO_QUERY);
+ if (xPeer.is())
+ xPeer->setBackground(util::Color(0xff000000));
+ }
+
+ // Create a window for the actual slide show view. It is places
+ // centered and with maximal size inside the pane.
+ mxViewWindow = CreateViewWindow(mxWindow);
+
+ mxViewCanvas = CreateViewCanvas(mxViewWindow);
+
+ if (mxViewWindow.is())
+ {
+ // Register listeners at window.
+ mxViewWindow->addPaintListener(this);
+ mxViewWindow->addMouseListener(this);
+ mxViewWindow->addMouseMotionListener(this);
+ }
+
+ if (mxViewWindow.is())
+ Resize();
+
+ if (mxWindow.is())
+ mxWindow->setVisible(true);
+
+ // Add the new slide show view to the slide show.
+ if (mxSlideShow.is() && ! mbIsViewAdded)
+ {
+ impl_addAndConfigureView();
+ mbIsViewAdded = true;
+ }
+
+ // Read text for one past last slide.
+ PresenterConfigurationAccess aConfiguration (
+ mxComponentContext,
+ PresenterConfigurationAccess::msPresenterScreenRootName,
+ PresenterConfigurationAccess::READ_ONLY);
+ aConfiguration.GetConfigurationNode(
+ "Presenter/Views/CurrentSlidePreview/"
+ "Strings/ClickToExitPresentationText/String")
+ >>= msClickToExitPresentationText;
+ aConfiguration.GetConfigurationNode(
+ "Presenter/Views/CurrentSlidePreview/"
+ "Strings/ClickToExitPresentationTitle/String")
+ >>= msClickToExitPresentationTitle;
+}
+
+PresenterSlideShowView::~PresenterSlideShowView()
+{
+}
+
+void PresenterSlideShowView::disposing()
+{
+ // Tell all listeners that we are disposed.
+ lang::EventObject aEvent;
+ aEvent.Source = static_cast<XWeak*>(this);
+
+ ::cppu::OInterfaceContainerHelper* pIterator
+ = maBroadcaster.getContainer(cppu::UnoType<lang::XEventListener>::get());
+ if (pIterator != nullptr)
+ pIterator->disposeAndClear(aEvent);
+
+ // Do this for
+ // XPaintListener, XModifyListener,XMouseListener,XMouseMotionListener,XWindowListener?
+
+ if (mxWindow.is())
+ {
+ mxWindow->removePaintListener(this);
+ mxWindow->removeMouseListener(this);
+ mxWindow->removeMouseMotionListener(this);
+ mxWindow->removeWindowListener(this);
+ mxWindow = nullptr;
+ }
+ mxSlideShowController = nullptr;
+ mxSlideShow = nullptr;
+ if (mxViewCanvas.is())
+ {
+ Reference<XComponent> xComponent (mxViewCanvas, UNO_QUERY);
+ mxViewCanvas = nullptr;
+ if (xComponent.is())
+ xComponent->dispose();
+ }
+ if (mxViewWindow.is())
+ {
+ Reference<XComponent> xComponent = mxViewWindow;
+ mxViewWindow = nullptr;
+ if (xComponent.is())
+ xComponent->dispose();
+ }
+ if (mxPointer.is())
+ {
+ Reference<XComponent> xComponent (mxPointer, UNO_QUERY);
+ mxPointer = nullptr;
+ if (xComponent.is())
+ xComponent->dispose();
+ }
+ if (mxBackgroundPolygon1.is())
+ {
+ Reference<XComponent> xComponent (mxBackgroundPolygon1, UNO_QUERY);
+ mxBackgroundPolygon1 = nullptr;
+ if (xComponent.is())
+ xComponent->dispose();
+ }
+ if (mxBackgroundPolygon2.is())
+ {
+ Reference<XComponent> xComponent (mxBackgroundPolygon2, UNO_QUERY);
+ mxBackgroundPolygon2 = nullptr;
+ if (xComponent.is())
+ xComponent->dispose();
+ }
+
+ mxComponentContext = nullptr;
+ mpPresenterController = nullptr;
+ mxViewId = nullptr;
+ mxController = nullptr;
+ mxCanvas = nullptr;
+ mpBackground.reset();
+ msClickToExitPresentationText.clear();
+ msClickToExitPresentationTitle.clear();
+ msTitleTemplate.clear();
+ mxCurrentSlide = nullptr;
+}
+
+//----- XDrawView -------------------------------------------------------------
+
+void SAL_CALL PresenterSlideShowView::setCurrentPage (
+ const css::uno::Reference<css::drawing::XDrawPage>& rxSlide)
+{
+ mxCurrentSlide = rxSlide;
+ if (mpPresenterController.get() != nullptr
+ && mxSlideShowController.is()
+ && ! mpPresenterController->GetCurrentSlide().is()
+ && ! mxSlideShowController->isPaused())
+ {
+ mbIsEndSlideVisible = true;
+ Reference<awt::XWindowPeer> xPeer (mxViewWindow, UNO_QUERY);
+ if (xPeer.is())
+ xPeer->invalidate(awt::InvalidateStyle::NOTRANSPARENT);
+
+ // For the end slide we use a special title, without the (n of m)
+ // part. Save the title template for the case that the user goes
+ // backwards.
+ PresenterPaneContainer::SharedPaneDescriptor pDescriptor (
+ mpPresenterController->GetPaneContainer()->FindViewURL(mxViewId->getResourceURL()));
+ if (pDescriptor.get() != nullptr)
+ {
+ msTitleTemplate = pDescriptor->msTitleTemplate;
+ pDescriptor->msTitleTemplate = msClickToExitPresentationTitle;
+ mpPresenterController->UpdatePaneTitles();
+ }
+ }
+ else if (mbIsEndSlideVisible)
+ {
+ mbIsEndSlideVisible = false;
+
+ // Restore the title template.
+ PresenterPaneContainer::SharedPaneDescriptor pDescriptor (
+ mpPresenterController->GetPaneContainer()->FindViewURL(mxViewId->getResourceURL()));
+ if (pDescriptor.get() != nullptr)
+ {
+ pDescriptor->msTitleTemplate = msTitleTemplate;
+ pDescriptor->msTitle.clear();
+ mpPresenterController->UpdatePaneTitles();
+ }
+ }
+}
+
+css::uno::Reference<css::drawing::XDrawPage> SAL_CALL PresenterSlideShowView::getCurrentPage()
+{
+ return mxCurrentSlide;
+}
+
+//----- CachablePresenterView -------------------------------------------------
+
+void PresenterSlideShowView::ReleaseView()
+{
+ if (mxSlideShow.is() && mbIsViewAdded)
+ {
+ mxSlideShow->removeView(this);
+ mbIsViewAdded = false;
+ }
+}
+
+//----- XSlideShowView --------------------------------------------------------
+
+Reference<rendering::XSpriteCanvas> SAL_CALL PresenterSlideShowView::getCanvas()
+{
+ ThrowIfDisposed();
+
+ return Reference<rendering::XSpriteCanvas>(mxViewCanvas, UNO_QUERY);
+}
+
+void SAL_CALL PresenterSlideShowView::clear()
+{
+ ThrowIfDisposed();
+ mbIsForcedPaintPending = false;
+ mbIsPaintPending = false;
+
+ if (!(mxViewCanvas.is() && mxViewWindow.is()))
+ return;
+
+ // Create a polygon for the window outline.
+ awt::Rectangle aViewWindowBox (mxViewWindow->getPosSize());
+ Reference<rendering::XPolyPolygon2D> xPolygon (PresenterGeometryHelper::CreatePolygon(
+ awt::Rectangle(0,0, aViewWindowBox.Width,aViewWindowBox.Height),
+ mxViewCanvas->getDevice()));
+
+ rendering::ViewState aViewState (
+ geometry::AffineMatrix2D(1,0,0, 0,1,0),
+ nullptr);
+ double const aColor[4] = {0,0,0,0};
+ rendering::RenderState aRenderState(
+ geometry::AffineMatrix2D(1,0,0, 0,1,0),
+ nullptr,
+ Sequence<double>(aColor,4),
+ rendering::CompositeOperation::SOURCE);
+ mxViewCanvas->fillPolyPolygon(xPolygon, aViewState, aRenderState);
+}
+
+geometry::AffineMatrix2D SAL_CALL PresenterSlideShowView::getTransformation()
+{
+ ThrowIfDisposed();
+
+ if (mxViewWindow.is())
+ {
+ // When the mbIsInModifyNotification is set then a slightly modified
+ // version of the transformation is returned in order to get past
+ // optimizations the avoid updates when the transformation is
+ // unchanged (when the window size changes then due to the constant
+ // aspect ratio the size of the preview may remain the same while
+ // the position changes. The position, however, is represented by
+ // the position of the view window. This transformation is given
+ // relative to the view window and therefore does not contain the
+ // position.)
+ const awt::Rectangle aWindowBox = mxViewWindow->getPosSize();
+ return geometry::AffineMatrix2D(
+ aWindowBox.Width-1, 0, 0,
+ 0, aWindowBox.Height-1, 0);
+ }
+ else
+ {
+ return geometry::AffineMatrix2D(1,0,0, 0,1,0);
+ }
+}
+
+geometry::IntegerSize2D SAL_CALL PresenterSlideShowView::getTranslationOffset()
+{
+ ThrowIfDisposed();
+ return geometry::IntegerSize2D(0,0);
+}
+
+void SAL_CALL PresenterSlideShowView::addTransformationChangedListener(
+ const Reference<util::XModifyListener>& rxListener)
+{
+ ThrowIfDisposed();
+ maBroadcaster.addListener(
+ cppu::UnoType<util::XModifyListener>::get(),
+ rxListener);
+}
+
+void SAL_CALL PresenterSlideShowView::removeTransformationChangedListener(
+ const Reference<util::XModifyListener>& rxListener)
+{
+ ThrowIfDisposed();
+ maBroadcaster.removeListener(
+ cppu::UnoType<util::XModifyListener>::get(),
+ rxListener);
+}
+
+void SAL_CALL PresenterSlideShowView::addPaintListener(
+ const Reference<awt::XPaintListener>& rxListener)
+{
+ ThrowIfDisposed();
+ maBroadcaster.addListener(
+ cppu::UnoType<awt::XPaintListener>::get(),
+ rxListener);
+}
+
+void SAL_CALL PresenterSlideShowView::removePaintListener(
+ const Reference<awt::XPaintListener>& rxListener)
+{
+ ThrowIfDisposed();
+ maBroadcaster.removeListener(
+ cppu::UnoType<awt::XPaintListener>::get(),
+ rxListener);
+}
+
+void SAL_CALL PresenterSlideShowView::addMouseListener(
+ const Reference<awt::XMouseListener>& rxListener)
+{
+ ThrowIfDisposed();
+ maBroadcaster.addListener(
+ cppu::UnoType<awt::XMouseListener>::get(),
+ rxListener);
+}
+
+void SAL_CALL PresenterSlideShowView::removeMouseListener(
+ const Reference<awt::XMouseListener>& rxListener)
+{
+ ThrowIfDisposed();
+ maBroadcaster.removeListener(
+ cppu::UnoType<awt::XMouseListener>::get(),
+ rxListener);
+}
+
+void SAL_CALL PresenterSlideShowView::addMouseMotionListener(
+ const Reference<awt::XMouseMotionListener>& rxListener)
+{
+ ThrowIfDisposed();
+ maBroadcaster.addListener(
+ cppu::UnoType<awt::XMouseMotionListener>::get(),
+ rxListener);
+}
+
+void SAL_CALL PresenterSlideShowView::removeMouseMotionListener(
+ const Reference<awt::XMouseMotionListener>& rxListener)
+{
+ ThrowIfDisposed();
+ maBroadcaster.removeListener(
+ cppu::UnoType<awt::XMouseMotionListener>::get(),
+ rxListener);
+}
+
+void SAL_CALL PresenterSlideShowView::setMouseCursor(::sal_Int16 nPointerShape)
+{
+ ThrowIfDisposed();
+
+ // Create a pointer when it does not yet exist.
+ if ( ! mxPointer.is())
+ {
+ mxPointer = awt::Pointer::create(mxComponentContext);
+ }
+
+ // Set the pointer to the given shape and the window(peer) to the
+ // pointer.
+ Reference<awt::XWindowPeer> xPeer (mxViewWindow, UNO_QUERY);
+ if (mxPointer.is() && xPeer.is())
+ {
+ mxPointer->setType(nPointerShape);
+ xPeer->setPointer(mxPointer);
+ }
+}
+
+awt::Rectangle SAL_CALL PresenterSlideShowView::getCanvasArea( )
+{
+ if( mxViewWindow.is() && mxTopPane.is() )
+ return mxPresenterHelper->getWindowExtentsRelative( mxViewWindow, mxTopPane->getWindow() );
+
+ awt::Rectangle aRectangle;
+
+ aRectangle.X = aRectangle.Y = aRectangle.Width = aRectangle.Height = 0;
+
+ return aRectangle;
+}
+
+//----- lang::XEventListener --------------------------------------------------
+
+void SAL_CALL PresenterSlideShowView::disposing (const lang::EventObject& rEvent)
+{
+ if (rEvent.Source == mxViewWindow)
+ mxViewWindow = nullptr;
+ else if (rEvent.Source == mxSlideShow)
+ mxSlideShow = nullptr;
+}
+
+//----- XPaintListener --------------------------------------------------------
+
+void SAL_CALL PresenterSlideShowView::windowPaint (const awt::PaintEvent& rEvent)
+{
+ // Deactivated views must not be painted.
+ if ( ! mbIsPresenterViewActive)
+ return;
+
+ awt::Rectangle aViewWindowBox (mxViewWindow->getPosSize());
+ if (aViewWindowBox.Width <= 0 || aViewWindowBox.Height <= 0)
+ return;
+
+ if (rEvent.Source == mxWindow)
+ PaintOuterWindow(rEvent.UpdateRect);
+ else if (mbIsEndSlideVisible)
+ PaintEndSlide(rEvent.UpdateRect);
+ else
+ PaintInnerWindow(rEvent);
+}
+
+//----- XMouseListener --------------------------------------------------------
+
+void SAL_CALL PresenterSlideShowView::mousePressed (const awt::MouseEvent& rEvent)
+{
+ awt::MouseEvent aEvent (rEvent);
+ aEvent.Source = static_cast<XWeak*>(this);
+ ::cppu::OInterfaceContainerHelper* pIterator
+ = maBroadcaster.getContainer(cppu::UnoType<awt::XMouseListener>::get());
+ if (pIterator != nullptr)
+ {
+ pIterator->notifyEach(&awt::XMouseListener::mousePressed, aEvent);
+ }
+
+ // Only when the end slide is displayed we forward the mouse event to
+ // the PresenterController so that it switches to the next slide and
+ // ends the presentation.
+ if (mbIsEndSlideVisible)
+ if (mpPresenterController.get() != nullptr)
+ mpPresenterController->HandleMouseClick(rEvent);
+}
+
+void SAL_CALL PresenterSlideShowView::mouseReleased (const awt::MouseEvent& rEvent)
+{
+ awt::MouseEvent aEvent (rEvent);
+ aEvent.Source = static_cast<XWeak*>(this);
+ ::cppu::OInterfaceContainerHelper* pIterator
+ = maBroadcaster.getContainer(cppu::UnoType<awt::XMouseListener>::get());
+ if (pIterator != nullptr)
+ {
+ pIterator->notifyEach(&awt::XMouseListener::mouseReleased, aEvent);
+ }
+}
+
+void SAL_CALL PresenterSlideShowView::mouseEntered (const awt::MouseEvent& rEvent)
+{
+ awt::MouseEvent aEvent (rEvent);
+ aEvent.Source = static_cast<XWeak*>(this);
+ ::cppu::OInterfaceContainerHelper* pIterator
+ = maBroadcaster.getContainer(cppu::UnoType<awt::XMouseListener>::get());
+ if (pIterator != nullptr)
+ {
+ pIterator->notifyEach(&awt::XMouseListener::mouseEntered, aEvent);
+ }
+}
+
+void SAL_CALL PresenterSlideShowView::mouseExited (const awt::MouseEvent& rEvent)
+{
+ awt::MouseEvent aEvent (rEvent);
+ aEvent.Source = static_cast<XWeak*>(this);
+ ::cppu::OInterfaceContainerHelper* pIterator
+ = maBroadcaster.getContainer(cppu::UnoType<awt::XMouseListener>::get());
+ if (pIterator != nullptr)
+ {
+ pIterator->notifyEach(&awt::XMouseListener::mouseExited, aEvent);
+ }
+}
+
+//----- XMouseMotionListener --------------------------------------------------
+
+void SAL_CALL PresenterSlideShowView::mouseDragged (const awt::MouseEvent& rEvent)
+{
+ awt::MouseEvent aEvent (rEvent);
+ aEvent.Source = static_cast<XWeak*>(this);
+ ::cppu::OInterfaceContainerHelper* pIterator
+ = maBroadcaster.getContainer(cppu::UnoType<awt::XMouseMotionListener>::get());
+ if (pIterator != nullptr)
+ {
+ pIterator->notifyEach(&awt::XMouseMotionListener::mouseDragged, aEvent);
+ }
+}
+
+void SAL_CALL PresenterSlideShowView::mouseMoved (const awt::MouseEvent& rEvent)
+{
+ awt::MouseEvent aEvent (rEvent);
+ aEvent.Source = static_cast<XWeak*>(this);
+ ::cppu::OInterfaceContainerHelper* pIterator
+ = maBroadcaster.getContainer(cppu::UnoType<awt::XMouseMotionListener>::get());
+ if (pIterator != nullptr)
+ {
+ pIterator->notifyEach(&awt::XMouseMotionListener::mouseMoved, aEvent);
+ }
+}
+
+//----- XWindowListener -------------------------------------------------------
+
+void SAL_CALL PresenterSlideShowView::windowResized (const awt::WindowEvent&)
+{
+ ThrowIfDisposed();
+ ::osl::MutexGuard aGuard (::osl::Mutex::getGlobalMutex());
+
+ Resize();
+}
+
+void SAL_CALL PresenterSlideShowView::windowMoved (const awt::WindowEvent&)
+{
+ if ( ! mbIsPaintPending)
+ mbIsForcedPaintPending = true;
+}
+
+void SAL_CALL PresenterSlideShowView::windowShown (const lang::EventObject&)
+{
+ Resize();
+}
+
+void SAL_CALL PresenterSlideShowView::windowHidden (const lang::EventObject&) {}
+
+//----- XView -----------------------------------------------------------------
+
+Reference<XResourceId> SAL_CALL PresenterSlideShowView::getResourceId()
+{
+ return mxViewId;
+}
+
+sal_Bool SAL_CALL PresenterSlideShowView::isAnchorOnly()
+{
+ return false;
+}
+
+//----- CachablePresenterView -------------------------------------------------
+
+void PresenterSlideShowView::ActivatePresenterView()
+{
+ if (mxSlideShow.is() && ! mbIsViewAdded)
+ {
+ impl_addAndConfigureView();
+ mbIsViewAdded = true;
+ }
+}
+
+void PresenterSlideShowView::DeactivatePresenterView()
+{
+ if (mxSlideShow.is() && mbIsViewAdded)
+ {
+ mxSlideShow->removeView(this);
+ mbIsViewAdded = false;
+ }
+}
+
+
+void PresenterSlideShowView::PaintOuterWindow (const awt::Rectangle& rRepaintBox)
+{
+ if ( ! mxCanvas.is())
+ return;
+
+ if (mpBackground.get() == nullptr)
+ return;
+
+ const rendering::ViewState aViewState(
+ geometry::AffineMatrix2D(1,0,0, 0,1,0),
+ PresenterGeometryHelper::CreatePolygon(rRepaintBox, mxCanvas->getDevice()));
+
+ rendering::RenderState aRenderState (
+ geometry::AffineMatrix2D(1,0,0, 0,1,0),
+ nullptr,
+ Sequence<double>(4),
+ rendering::CompositeOperation::SOURCE);
+
+ Reference<rendering::XBitmap> xBackgroundBitmap (mpBackground->GetNormalBitmap());
+ if (xBackgroundBitmap.is())
+ {
+ Sequence<rendering::Texture> aTextures (1);
+ const geometry::IntegerSize2D aBitmapSize(xBackgroundBitmap->getSize());
+ aTextures[0] = rendering::Texture (
+ geometry::AffineMatrix2D(
+ aBitmapSize.Width,0,0,
+ 0,aBitmapSize.Height,0),
+ 1,
+ 0,
+ xBackgroundBitmap,
+ nullptr,
+ nullptr,
+ rendering::StrokeAttributes(),
+ rendering::TexturingMode::REPEAT,
+ rendering::TexturingMode::REPEAT);
+
+ if (mxBackgroundPolygon1.is())
+ mxCanvas->fillTexturedPolyPolygon(
+ mxBackgroundPolygon1,
+ aViewState,
+ aRenderState,
+ aTextures);
+ if (mxBackgroundPolygon2.is())
+ mxCanvas->fillTexturedPolyPolygon(
+ mxBackgroundPolygon2,
+ aViewState,
+ aRenderState,
+ aTextures);
+ }
+ else
+ {
+ PresenterCanvasHelper::SetDeviceColor(aRenderState, mpBackground->maReplacementColor);
+
+ if (mxBackgroundPolygon1.is())
+ mxCanvas->fillPolyPolygon(mxBackgroundPolygon1, aViewState, aRenderState);
+ if (mxBackgroundPolygon2.is())
+ mxCanvas->fillPolyPolygon(mxBackgroundPolygon2, aViewState, aRenderState);
+ }
+}
+
+void PresenterSlideShowView::PaintEndSlide (const awt::Rectangle& rRepaintBox)
+{
+ if ( ! mxCanvas.is())
+ return;
+
+ const rendering::ViewState aViewState(
+ geometry::AffineMatrix2D(1,0,0, 0,1,0),
+ PresenterGeometryHelper::CreatePolygon(rRepaintBox, mxCanvas->getDevice()));
+
+ rendering::RenderState aRenderState (
+ geometry::AffineMatrix2D(1,0,0, 0,1,0),
+ nullptr,
+ Sequence<double>(4),
+ rendering::CompositeOperation::SOURCE);
+ PresenterCanvasHelper::SetDeviceColor(aRenderState, util::Color(0x00000000));
+ mxCanvas->fillPolyPolygon(
+ PresenterGeometryHelper::CreatePolygon(mxViewWindow->getPosSize(), mxCanvas->getDevice()),
+ aViewState,
+ aRenderState);
+
+ do
+ {
+ if (mpPresenterController.get() == nullptr)
+ break;
+ std::shared_ptr<PresenterTheme> pTheme (mpPresenterController->GetTheme());
+ if (pTheme == nullptr)
+ break;
+
+ const OUString sViewStyle (pTheme->GetStyleName(mxViewId->getResourceURL()));
+ PresenterTheme::SharedFontDescriptor pFont (pTheme->GetFont(sViewStyle));
+ if (pFont.get() == nullptr)
+ break;
+
+ /// this is responsible of the " presentation exit " text inside the slide windows
+ PresenterCanvasHelper::SetDeviceColor(aRenderState, util::Color(0x00ffffff));
+ aRenderState.AffineTransform.m02 = 20;
+ aRenderState.AffineTransform.m12 = 40;
+ const rendering::StringContext aContext (
+ msClickToExitPresentationText, 0, msClickToExitPresentationText.getLength());
+ pFont->PrepareFont(mxCanvas);
+ const Reference<rendering::XTextLayout> xLayout (
+ pFont->mxFont->createTextLayout(aContext,rendering::TextDirection::WEAK_LEFT_TO_RIGHT,0));
+ mxCanvas->drawTextLayout(
+ xLayout,
+ aViewState,
+ aRenderState);
+ }
+ while (false);
+
+ // Finally, in double buffered environments, request the changes to be
+ // made visible.
+ Reference<rendering::XSpriteCanvas> xSpriteCanvas (mxCanvas, UNO_QUERY);
+ if (xSpriteCanvas.is())
+ xSpriteCanvas->updateScreen(true);
+}
+
+void PresenterSlideShowView::PaintInnerWindow (const awt::PaintEvent& rEvent)
+{
+ // Forward window paint to listeners.
+ awt::PaintEvent aEvent (rEvent);
+ aEvent.Source = static_cast<XWeak*>(this);
+ ::cppu::OInterfaceContainerHelper* pIterator
+ = maBroadcaster.getContainer(cppu::UnoType<awt::XPaintListener>::get());
+ if (pIterator != nullptr)
+ {
+ pIterator->notifyEach(&awt::XPaintListener::windowPaint, aEvent);
+ }
+
+ /** The slide show relies on the back buffer of the canvas not being
+ modified. With a shared canvas there are times when that can not be
+ guaranteed.
+ */
+ if (mbIsForcedPaintPending && mxSlideShow.is() && mbIsViewAdded)
+ {
+ mxSlideShow->removeView(this);
+ impl_addAndConfigureView();
+ }
+
+ // Finally, in double buffered environments, request the changes to be
+ // made visible.
+ Reference<rendering::XSpriteCanvas> xSpriteCanvas (mxCanvas, UNO_QUERY);
+ if (xSpriteCanvas.is())
+ xSpriteCanvas->updateScreen(true);
+}
+
+Reference<awt::XWindow> PresenterSlideShowView::CreateViewWindow (
+ const Reference<awt::XWindow>& rxParentWindow) const
+{
+ Reference<awt::XWindow> xViewWindow;
+ try
+ {
+ Reference<lang::XMultiComponentFactory> xFactory (mxComponentContext->getServiceManager());
+ if ( ! xFactory.is())
+ return xViewWindow;
+
+ Reference<awt::XToolkit2> xToolkit = awt::Toolkit::create(mxComponentContext);
+ awt::WindowDescriptor aWindowDescriptor (
+ awt::WindowClass_CONTAINER,
+ OUString(),
+ Reference<awt::XWindowPeer>(rxParentWindow,UNO_QUERY_THROW),
+ -1, // parent index not available
+ awt::Rectangle(0,0,10,10),
+ awt::WindowAttribute::SIZEABLE
+ | awt::WindowAttribute::MOVEABLE
+ | awt::WindowAttribute::NODECORATION);
+ xViewWindow.set( xToolkit->createWindow(aWindowDescriptor),UNO_QUERY_THROW);
+
+ // Make the background transparent. The slide show paints its own background.
+ Reference<awt::XWindowPeer> xPeer (xViewWindow, UNO_QUERY_THROW);
+ xPeer->setBackground(0xff000000);
+
+ xViewWindow->setVisible(true);
+ }
+ catch (RuntimeException&)
+ {
+ }
+ return xViewWindow;
+}
+
+Reference<rendering::XCanvas> PresenterSlideShowView::CreateViewCanvas (
+ const Reference<awt::XWindow>& rxViewWindow) const
+{
+ // Create a canvas for the view window.
+ return mxPresenterHelper->createSharedCanvas(
+ Reference<rendering::XSpriteCanvas>(mxTopPane->getCanvas(), UNO_QUERY),
+ mxTopPane->getWindow(),
+ mxTopPane->getCanvas(),
+ mxTopPane->getWindow(),
+ rxViewWindow);
+}
+
+void PresenterSlideShowView::Resize()
+{
+ if ( ! mxWindow.is() || ! mxViewWindow.is())
+ return;
+
+ const awt::Rectangle aWindowBox (mxWindow->getPosSize());
+ awt::Rectangle aViewWindowBox;
+ if (aWindowBox.Height > 0)
+ {
+ const double nWindowAspectRatio (
+ double(aWindowBox.Width) / double(aWindowBox.Height));
+ if (nWindowAspectRatio > mnPageAspectRatio)
+ {
+ // Slides will be painted with the full parent window height.
+ aViewWindowBox.Width = sal_Int32(aWindowBox.Height * mnPageAspectRatio + 0.5);
+ aViewWindowBox.Height = aWindowBox.Height;
+ aViewWindowBox.X = (aWindowBox.Width - aViewWindowBox.Width) / 2;
+ aViewWindowBox.Y = 0;
+ }
+ else
+ {
+ // Slides will be painted with the full parent window width.
+ aViewWindowBox.Width = aWindowBox.Width;
+ aViewWindowBox.Height = sal_Int32(aWindowBox.Width / mnPageAspectRatio + 0.5);
+ aViewWindowBox.X = 0;
+ aViewWindowBox.Y = (aWindowBox.Height - aViewWindowBox.Height) / 2;
+ }
+ mxViewWindow->setPosSize(
+ aViewWindowBox.X,
+ aViewWindowBox.Y,
+ aViewWindowBox.Width,
+ aViewWindowBox.Height,
+ awt::PosSize::POSSIZE);
+ }
+
+ // Clear the background polygon so that on the next paint it is created
+ // for the new size.
+ CreateBackgroundPolygons();
+
+ // Notify listeners that the transformation that maps the view into the
+ // window has changed.
+ lang::EventObject aEvent (static_cast<XWeak*>(this));
+ ::cppu::OInterfaceContainerHelper* pIterator
+ = maBroadcaster.getContainer(cppu::UnoType<util::XModifyListener>::get());
+ if (pIterator != nullptr)
+ {
+ pIterator->notifyEach(&util::XModifyListener::modified, aEvent);
+ }
+
+ // Due to constant aspect ratio resizing may lead a preview that changes
+ // its position but not its size. This invalidates the back buffer and
+ // we have to enforce a complete repaint.
+ if ( ! mbIsPaintPending)
+ mbIsForcedPaintPending = true;
+}
+
+void PresenterSlideShowView::CreateBackgroundPolygons()
+{
+ const awt::Rectangle aWindowBox (mxWindow->getPosSize());
+ const awt::Rectangle aViewWindowBox (mxViewWindow->getPosSize());
+ if (aWindowBox.Height == aViewWindowBox.Height && aWindowBox.Width == aViewWindowBox.Width)
+ {
+ mxBackgroundPolygon1 = nullptr;
+ mxBackgroundPolygon2 = nullptr;
+ }
+ else if (aWindowBox.Height == aViewWindowBox.Height)
+ {
+ // Paint two boxes to the left and right of the view window.
+ mxBackgroundPolygon1 = PresenterGeometryHelper::CreatePolygon(
+ awt::Rectangle(
+ 0,
+ 0,
+ aViewWindowBox.X,
+ aWindowBox.Height),
+ mxCanvas->getDevice());
+ mxBackgroundPolygon2 = PresenterGeometryHelper::CreatePolygon(
+ awt::Rectangle(
+ aViewWindowBox.X + aViewWindowBox.Width,
+ 0,
+ aWindowBox.Width - aViewWindowBox.X - aViewWindowBox.Width,
+ aWindowBox.Height),
+ mxCanvas->getDevice());
+ }
+ else
+ {
+ // Paint two boxes above and below the view window.
+ mxBackgroundPolygon1 = PresenterGeometryHelper::CreatePolygon(
+ awt::Rectangle(
+ 0,
+ 0,
+ aWindowBox.Width,
+ aViewWindowBox.Y),
+ mxCanvas->getDevice());
+ mxBackgroundPolygon2 = PresenterGeometryHelper::CreatePolygon(
+ awt::Rectangle(
+ 0,
+ aViewWindowBox.Y + aViewWindowBox.Height,
+ aWindowBox.Width,
+ aWindowBox.Height - aViewWindowBox.Y - aViewWindowBox.Height),
+ mxCanvas->getDevice());
+ }
+}
+
+void PresenterSlideShowView::ThrowIfDisposed()
+{
+ if (rBHelper.bDisposed || rBHelper.bInDispose)
+ {
+ throw lang::DisposedException (
+ "PresenterSlideShowView object has already been disposed",
+ static_cast<uno::XWeak*>(this));
+ }
+}
+
+void PresenterSlideShowView::impl_addAndConfigureView()
+{
+ Reference<presentation::XSlideShowView> xView (this);
+ mxSlideShow->addView(xView);
+ // Prevent embedded sounds being played twice at the same time by
+ // disabling sound for the new slide show view.
+ beans::PropertyValue aProperty;
+ aProperty.Name = "IsSoundEnabled";
+ Sequence<Any> aValues (2);
+ aValues[0] <<= xView;
+ aValues[1] <<= false;
+ aProperty.Value <<= aValues;
+ mxSlideShow->setProperty(aProperty);
+}
+
+} // end of namespace ::sd::presenter
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */