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|
/* -*- 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 <utility>
#include <vcl/settings.hxx>
#include "PresenterSlideSorter.hxx"
#include "PresenterButton.hxx"
#include "PresenterCanvasHelper.hxx"
#include "PresenterGeometryHelper.hxx"
#include "PresenterPaintManager.hxx"
#include "PresenterPaneBase.hxx"
#include "PresenterScrollBar.hxx"
#include "PresenterUIPainter.hxx"
#include "PresenterWindowManager.hxx"
#include <DrawController.hxx>
#include <com/sun/star/drawing/framework/XConfigurationController.hpp>
#include <com/sun/star/rendering/XBitmapCanvas.hpp>
#include <com/sun/star/rendering/CompositeOperation.hpp>
#include <com/sun/star/rendering/TextDirection.hpp>
#include <algorithm>
#include <math.h>
using namespace ::com::sun::star;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::drawing::framework;
namespace {
const sal_Int32 gnVerticalGap (10);
const sal_Int32 gnVerticalBorder (10);
const sal_Int32 gnHorizontalGap (10);
const sal_Int32 gnHorizontalBorder (10);
const double gnMinimalPreviewWidth (200);
const double gnPreferredPreviewWidth (300);
const double gnMaximalPreviewWidth (400);
const sal_Int32 gnPreferredColumnCount (6);
const double gnMinimalHorizontalPreviewGap(15);
const double gnPreferredHorizontalPreviewGap(25);
const double gnMaximalHorizontalPreviewGap(50);
const double gnPreferredVerticalPreviewGap(25);
const sal_Int32 gnHorizontalLabelBorder (3);
const sal_Int32 gnHorizontalLabelPadding (5);
const sal_Int32 gnVerticalButtonPadding (gnVerticalGap);
}
namespace sdext::presenter {
namespace {
sal_Int32 round (const double nValue) { return sal::static_int_cast<sal_Int32>(0.5 + nValue); }
sal_Int32 floor (const double nValue) { return sal::static_int_cast<sal_Int32>(nValue); }
}
//===== PresenterSlideSorter::Layout ==========================================
class PresenterSlideSorter::Layout
{
public:
explicit Layout (::rtl::Reference<PresenterScrollBar> xVerticalScrollBar);
void Update (const geometry::RealRectangle2D& rBoundingBox, const double nSlideAspectRatio);
void SetupVisibleArea();
void UpdateScrollBars();
bool IsScrollBarNeeded (const sal_Int32 nSlideCount);
geometry::RealPoint2D GetLocalPosition (const geometry::RealPoint2D& rWindowPoint) const;
geometry::RealPoint2D GetWindowPosition(const geometry::RealPoint2D& rLocalPoint) const;
sal_Int32 GetColumn (const geometry::RealPoint2D& rLocalPoint) const;
sal_Int32 GetRow (const geometry::RealPoint2D& rLocalPoint,
const bool bReturnInvalidValue = false) const;
sal_Int32 GetSlideIndexForPosition (const css::geometry::RealPoint2D& rPoint) const;
css::geometry::RealPoint2D GetPoint (
const sal_Int32 nSlideIndex,
const sal_Int32 nRelativeHorizontalPosition,
const sal_Int32 nRelativeVerticalPosition) const;
css::awt::Rectangle GetBoundingBox (const sal_Int32 nSlideIndex) const;
void ForAllVisibleSlides (const ::std::function<void (sal_Int32)>& rAction);
sal_Int32 GetFirstVisibleSlideIndex() const;
sal_Int32 GetLastVisibleSlideIndex() const;
bool SetHorizontalOffset (const double nOffset);
bool SetVerticalOffset (const double nOffset);
css::geometry::RealRectangle2D maBoundingBox;
css::geometry::IntegerSize2D maPreviewSize;
sal_Int32 mnHorizontalOffset;
sal_Int32 mnVerticalOffset;
sal_Int32 mnHorizontalGap;
sal_Int32 mnVerticalGap;
sal_Int32 mnHorizontalBorder;
sal_Int32 mnVerticalBorder;
sal_Int32 mnRowCount;
sal_Int32 mnColumnCount;
sal_Int32 mnSlideCount;
sal_Int32 mnFirstVisibleColumn;
sal_Int32 mnLastVisibleColumn;
sal_Int32 mnFirstVisibleRow;
sal_Int32 mnLastVisibleRow;
private:
::rtl::Reference<PresenterScrollBar> mpVerticalScrollBar;
sal_Int32 GetIndex (const sal_Int32 nRow, const sal_Int32 nColumn) const;
sal_Int32 GetRow (const sal_Int32 nSlideIndex) const;
sal_Int32 GetColumn (const sal_Int32 nSlideIndex) const;
};
//==== PresenterSlideSorter::MouseOverManager =================================
class PresenterSlideSorter::MouseOverManager
{
public:
MouseOverManager (
const Reference<container::XIndexAccess>& rxSlides,
const std::shared_ptr<PresenterTheme>& rpTheme,
const Reference<awt::XWindow>& rxInvalidateTarget,
std::shared_ptr<PresenterPaintManager> xPaintManager);
MouseOverManager(const MouseOverManager&) = delete;
MouseOverManager& operator=(const MouseOverManager&) = delete;
void Paint (
const sal_Int32 nSlideIndex,
const Reference<rendering::XCanvas>& rxCanvas,
const Reference<rendering::XPolyPolygon2D>& rxClip);
void SetSlide (
const sal_Int32 nSlideIndex,
const awt::Rectangle& rBox);
private:
Reference<rendering::XCanvas> mxCanvas;
const Reference<container::XIndexAccess> mxSlides;
SharedBitmapDescriptor mpLeftLabelBitmap;
SharedBitmapDescriptor mpCenterLabelBitmap;
SharedBitmapDescriptor mpRightLabelBitmap;
PresenterTheme::SharedFontDescriptor mpFont;
sal_Int32 mnSlideIndex;
awt::Rectangle maSlideBoundingBox;
OUString msText;
Reference<rendering::XBitmap> mxBitmap;
Reference<awt::XWindow> mxInvalidateTarget;
std::shared_ptr<PresenterPaintManager> mpPaintManager;
void SetCanvas (
const Reference<rendering::XCanvas>& rxCanvas);
/** Create a bitmap that shows the given text and is not wider than the
given maximal width.
*/
Reference<rendering::XBitmap> CreateBitmap (
const OUString& rsText,
const sal_Int32 nMaximalWidth) const;
void Invalidate();
geometry::IntegerSize2D CalculateLabelSize (
const OUString& rsText) const;
OUString GetFittingText (const OUString& rsText, const double nMaximalWidth) const;
void PaintButtonBackground (
const Reference<rendering::XCanvas>& rxCanvas,
const geometry::IntegerSize2D& rSize) const;
};
//==== PresenterSlideSorter::CurrentSlideFrameRenderer ========================
class PresenterSlideSorter::CurrentSlideFrameRenderer
{
public:
CurrentSlideFrameRenderer (
const css::uno::Reference<css::uno::XComponentContext>& rxContext,
const css::uno::Reference<css::rendering::XCanvas>& rxCanvas);
void PaintCurrentSlideFrame (
const awt::Rectangle& rSlideBoundingBox,
const Reference<rendering::XCanvas>& rxCanvas,
const geometry::RealRectangle2D& rClipBox);
/** Enlarge the given rectangle to include the current slide indicator.
*/
awt::Rectangle GetBoundingBox (
const awt::Rectangle& rSlideBoundingBox);
private:
SharedBitmapDescriptor mpTopLeft;
SharedBitmapDescriptor mpTop;
SharedBitmapDescriptor mpTopRight;
SharedBitmapDescriptor mpLeft;
SharedBitmapDescriptor mpRight;
SharedBitmapDescriptor mpBottomLeft;
SharedBitmapDescriptor mpBottom;
SharedBitmapDescriptor mpBottomRight;
sal_Int32 mnTopFrameSize;
sal_Int32 mnLeftFrameSize;
sal_Int32 mnRightFrameSize;
sal_Int32 mnBottomFrameSize;
static void PaintBitmapOnce(
const css::uno::Reference<css::rendering::XBitmap>& rxBitmap,
const css::uno::Reference<css::rendering::XCanvas>& rxCanvas,
const Reference<rendering::XPolyPolygon2D>& rxClip,
const double nX,
const double nY);
static void PaintBitmapTiled(
const css::uno::Reference<css::rendering::XBitmap>& rxBitmap,
const css::uno::Reference<css::rendering::XCanvas>& rxCanvas,
const geometry::RealRectangle2D& rClipBox,
const double nX,
const double nY,
const double nWidth,
const double nHeight);
};
//===== PresenterSlideSorter ==================================================
PresenterSlideSorter::PresenterSlideSorter (
const Reference<uno::XComponentContext>& rxContext,
const Reference<XResourceId>& rxViewId,
const rtl::Reference<::sd::DrawController>& rxController,
const ::rtl::Reference<PresenterController>& rpPresenterController)
: PresenterSlideSorterInterfaceBase(m_aMutex),
mxComponentContext(rxContext),
mxViewId(rxViewId),
mpPresenterController(rpPresenterController),
mxSlideShowController(mpPresenterController->GetSlideShowController()),
mbIsLayoutPending(true),
mnSlideIndexMousePressed(-1),
mnCurrentSlideIndex(-1),
mnSeparatorY(0),
maSeparatorColor(0x00ffffff)
{
if ( ! rxContext.is()
|| ! rxViewId.is()
|| ! rxController.is()
|| ! rpPresenterController)
{
throw lang::IllegalArgumentException();
}
if ( ! mxSlideShowController.is())
throw RuntimeException();
try
{
// Get pane and window.
Reference<XConfigurationController> xCC (
rxController->getConfigurationController(), UNO_SET_THROW);
Reference<lang::XMultiComponentFactory> xFactory (
mxComponentContext->getServiceManager(), UNO_SET_THROW);
mxPane.set(xCC->getResource(rxViewId->getAnchor()), UNO_QUERY_THROW);
mxWindow = mxPane->getWindow();
// Add window listener.
mxWindow->addWindowListener(this);
mxWindow->addPaintListener(this);
mxWindow->addMouseListener(this);
mxWindow->addMouseMotionListener(this);
mxWindow->setVisible(true);
// Remember the current slide.
mnCurrentSlideIndex = mxSlideShowController->getCurrentSlideIndex();
// Create the scroll bar.
mpVerticalScrollBar.set(
new PresenterVerticalScrollBar(
rxContext,
mxWindow,
mpPresenterController->GetPaintManager(),
[this] (double const offset) { return this->SetVerticalOffset(offset); }));
mpCloseButton = PresenterButton::Create(
rxContext,
mpPresenterController,
mpPresenterController->GetTheme(),
mxWindow,
mxCanvas,
"SlideSorterCloser");
if (mpPresenterController->GetTheme() != nullptr)
{
PresenterTheme::SharedFontDescriptor pFont (
mpPresenterController->GetTheme()->GetFont("ButtonFont"));
if (pFont)
maSeparatorColor = pFont->mnColor;
}
// Create the layout.
mpLayout = std::make_shared<Layout>(mpVerticalScrollBar);
// Create the preview cache.
mxPreviewCache.set(
xFactory->createInstanceWithContext(
"com.sun.star.drawing.PresenterPreviewCache",
mxComponentContext),
UNO_QUERY_THROW);
Reference<container::XIndexAccess> xSlides (mxSlideShowController, UNO_QUERY);
mxPreviewCache->setDocumentSlides(xSlides, rxController->getModel());
mxPreviewCache->addPreviewCreationNotifyListener(this);
if (xSlides.is())
{
mpLayout->mnSlideCount = xSlides->getCount();
}
// Create the mouse over manager.
mpMouseOverManager.reset(new MouseOverManager(
Reference<container::XIndexAccess>(mxSlideShowController, UNO_QUERY),
mpPresenterController->GetTheme(),
mxWindow,
mpPresenterController->GetPaintManager()));
// Listen for changes of the current slide.
rxController->addPropertyChangeListener(
"CurrentPage",
this);
// Move the current slide in the center of the window.
const awt::Rectangle aCurrentSlideBBox (mpLayout->GetBoundingBox(mnCurrentSlideIndex));
const awt::Rectangle aWindowBox (mxWindow->getPosSize());
SetHorizontalOffset(aCurrentSlideBBox.X - aWindowBox.Width/2.0);
}
catch (RuntimeException&)
{
disposing();
throw;
}
}
PresenterSlideSorter::~PresenterSlideSorter()
{
}
void SAL_CALL PresenterSlideSorter::disposing()
{
mxComponentContext = nullptr;
mxViewId = nullptr;
mxPane = nullptr;
if (mpVerticalScrollBar.is())
{
Reference<lang::XComponent> xComponent = mpVerticalScrollBar;
mpVerticalScrollBar = nullptr;
if (xComponent.is())
xComponent->dispose();
}
if (mpCloseButton.is())
{
Reference<lang::XComponent> xComponent = mpCloseButton;
mpCloseButton = nullptr;
if (xComponent.is())
xComponent->dispose();
}
if (mxCanvas.is())
{
Reference<lang::XComponent> xComponent (mxCanvas, UNO_QUERY);
if (xComponent.is())
xComponent->removeEventListener(static_cast<awt::XWindowListener*>(this));
mxCanvas = nullptr;
}
mpPresenterController = nullptr;
mxSlideShowController = nullptr;
mpLayout.reset();
mpMouseOverManager.reset();
if (mxPreviewCache.is())
{
mxPreviewCache->removePreviewCreationNotifyListener(this);
Reference<XComponent> xComponent (mxPreviewCache, UNO_QUERY);
mxPreviewCache = nullptr;
if (xComponent.is())
xComponent->dispose();
}
if (mxWindow.is())
{
mxWindow->removeWindowListener(this);
mxWindow->removePaintListener(this);
mxWindow->removeMouseListener(this);
mxWindow->removeMouseMotionListener(this);
}
}
//----- lang::XEventListener --------------------------------------------------
void SAL_CALL PresenterSlideSorter::disposing (const lang::EventObject& rEventObject)
{
if (rEventObject.Source == mxWindow)
{
mxWindow = nullptr;
dispose();
}
else if (rEventObject.Source == mxPreviewCache)
{
mxPreviewCache = nullptr;
dispose();
}
else if (rEventObject.Source == mxCanvas)
{
mxCanvas = nullptr;
mbIsLayoutPending = true;
mpPresenterController->GetPaintManager()->Invalidate(mxWindow);
}
}
//----- XWindowListener -------------------------------------------------------
void SAL_CALL PresenterSlideSorter::windowResized (const awt::WindowEvent&)
{
ThrowIfDisposed();
mbIsLayoutPending = true;
mpPresenterController->GetPaintManager()->Invalidate(mxWindow);
}
void SAL_CALL PresenterSlideSorter::windowMoved (const awt::WindowEvent&)
{
ThrowIfDisposed();
}
void SAL_CALL PresenterSlideSorter::windowShown (const lang::EventObject&)
{
ThrowIfDisposed();
mbIsLayoutPending = true;
mpPresenterController->GetPaintManager()->Invalidate(mxWindow);
}
void SAL_CALL PresenterSlideSorter::windowHidden (const lang::EventObject&)
{
ThrowIfDisposed();
}
//----- XPaintListener --------------------------------------------------------
void SAL_CALL PresenterSlideSorter::windowPaint (const css::awt::PaintEvent& rEvent)
{
// Deactivated views must not be painted.
if ( ! mbIsPresenterViewActive)
return;
Paint(rEvent.UpdateRect);
Reference<rendering::XSpriteCanvas> xSpriteCanvas (mxCanvas, UNO_QUERY);
if (xSpriteCanvas.is())
xSpriteCanvas->updateScreen(false);
}
//----- XMouseListener --------------------------------------------------------
void SAL_CALL PresenterSlideSorter::mousePressed (const css::awt::MouseEvent& rEvent)
{
css::awt::MouseEvent rTemp =rEvent;
/// check whether RTL interface or not
if(AllSettings::GetLayoutRTL()){
awt::Rectangle aBox = mxWindow->getPosSize();
rTemp.X=aBox.Width-rEvent.X;
}
const geometry::RealPoint2D aPosition(rTemp.X, rEvent.Y);
mnSlideIndexMousePressed = mpLayout->GetSlideIndexForPosition(aPosition);
}
void SAL_CALL PresenterSlideSorter::mouseReleased (const css::awt::MouseEvent& rEvent)
{
css::awt::MouseEvent rTemp =rEvent;
/// check whether RTL interface or not
if(AllSettings::GetLayoutRTL()){
awt::Rectangle aBox = mxWindow->getPosSize();
rTemp.X=aBox.Width-rEvent.X;
}
const geometry::RealPoint2D aPosition(rTemp.X, rEvent.Y);
const sal_Int32 nSlideIndex (mpLayout->GetSlideIndexForPosition(aPosition));
if (nSlideIndex != mnSlideIndexMousePressed || mnSlideIndexMousePressed < 0)
return;
switch (rEvent.ClickCount)
{
case 1:
default:
GotoSlide(nSlideIndex);
break;
case 2:
OSL_ASSERT(mpPresenterController);
OSL_ASSERT(mpPresenterController->GetWindowManager());
mpPresenterController->GetWindowManager()->SetSlideSorterState(false);
GotoSlide(nSlideIndex);
break;
}
}
void SAL_CALL PresenterSlideSorter::mouseEntered (const css::awt::MouseEvent&) {}
void SAL_CALL PresenterSlideSorter::mouseExited (const css::awt::MouseEvent&)
{
mnSlideIndexMousePressed = -1;
if (mpMouseOverManager != nullptr)
mpMouseOverManager->SetSlide(mnSlideIndexMousePressed, awt::Rectangle(0,0,0,0));
}
//----- XMouseMotionListener --------------------------------------------------
void SAL_CALL PresenterSlideSorter::mouseMoved (const css::awt::MouseEvent& rEvent)
{
if (mpMouseOverManager == nullptr)
return;
css::awt::MouseEvent rTemp =rEvent;
/// check whether RTL interface or not
if(AllSettings::GetLayoutRTL()){
awt::Rectangle aBox = mxWindow->getPosSize();
rTemp.X=aBox.Width-rEvent.X;
}
const geometry::RealPoint2D aPosition(rTemp.X, rEvent.Y);
sal_Int32 nSlideIndex (mpLayout->GetSlideIndexForPosition(aPosition));
if (nSlideIndex < 0)
{
mnSlideIndexMousePressed = -1;
mpMouseOverManager->SetSlide(nSlideIndex, awt::Rectangle(0,0,0,0));
}
else
{
mpMouseOverManager->SetSlide(
nSlideIndex,
mpLayout->GetBoundingBox(nSlideIndex));
}
}
void SAL_CALL PresenterSlideSorter::mouseDragged (const css::awt::MouseEvent&) {}
//----- XResourceId -----------------------------------------------------------
Reference<XResourceId> SAL_CALL PresenterSlideSorter::getResourceId()
{
ThrowIfDisposed();
return mxViewId;
}
sal_Bool SAL_CALL PresenterSlideSorter::isAnchorOnly()
{
return false;
}
//----- XPropertyChangeListener -----------------------------------------------
void SAL_CALL PresenterSlideSorter::propertyChange (
const css::beans::PropertyChangeEvent&)
{}
//----- XSlidePreviewCacheListener --------------------------------------------
void SAL_CALL PresenterSlideSorter::notifyPreviewCreation (
sal_Int32 nSlideIndex)
{
OSL_ASSERT(mpLayout != nullptr);
awt::Rectangle aBBox (mpLayout->GetBoundingBox(nSlideIndex));
mpPresenterController->GetPaintManager()->Invalidate(mxWindow, aBBox, true);
}
//----- XDrawView -------------------------------------------------------------
void SAL_CALL PresenterSlideSorter::setCurrentPage (const Reference<drawing::XDrawPage>&)
{
ThrowIfDisposed();
::osl::MutexGuard aGuard (::osl::Mutex::getGlobalMutex());
if (!mxSlideShowController.is())
return;
const sal_Int32 nNewCurrentSlideIndex (mxSlideShowController->getCurrentSlideIndex());
if (nNewCurrentSlideIndex == mnCurrentSlideIndex)
return;
mnCurrentSlideIndex = nNewCurrentSlideIndex;
// Request a repaint of the previous current slide to hide its
// current slide indicator.
mpPresenterController->GetPaintManager()->Invalidate(
mxWindow,
maCurrentSlideFrameBoundingBox);
// Request a repaint of the new current slide to show its
// current slide indicator.
maCurrentSlideFrameBoundingBox = mpCurrentSlideFrameRenderer->GetBoundingBox(
mpLayout->GetBoundingBox(mnCurrentSlideIndex));
mpPresenterController->GetPaintManager()->Invalidate(
mxWindow,
maCurrentSlideFrameBoundingBox);
}
Reference<drawing::XDrawPage> SAL_CALL PresenterSlideSorter::getCurrentPage()
{
ThrowIfDisposed();
return nullptr;
}
void PresenterSlideSorter::UpdateLayout()
{
if ( ! mxWindow.is())
return;
mbIsLayoutPending = false;
const awt::Rectangle aWindowBox (mxWindow->getPosSize());
sal_Int32 nLeftBorderWidth (aWindowBox.X);
// Get border width.
PresenterPaneContainer::SharedPaneDescriptor pPane (
mpPresenterController->GetPaneContainer()->FindViewURL(
mxViewId->getResourceURL()));
do
{
if (!pPane)
break;
if ( ! pPane->mxPane.is())
break;
Reference<drawing::framework::XPaneBorderPainter> xBorderPainter (
pPane->mxPane->GetPaneBorderPainter());
if ( ! xBorderPainter.is())
break;
xBorderPainter->addBorder (
mxViewId->getAnchor()->getResourceURL(),
awt::Rectangle(0, 0, aWindowBox.Width, aWindowBox.Height),
drawing::framework::BorderType_INNER_BORDER);
}
while(false);
// Place vertical separator.
mnSeparatorY = aWindowBox.Height - mpCloseButton->GetSize().Height - gnVerticalButtonPadding;
PlaceCloseButton(pPane, aWindowBox, nLeftBorderWidth);
geometry::RealRectangle2D aUpperBox(
gnHorizontalBorder,
gnVerticalBorder,
aWindowBox.Width - 2*gnHorizontalBorder,
mnSeparatorY - gnVerticalGap);
// Determine whether the scroll bar has to be displayed.
aUpperBox = PlaceScrollBars(aUpperBox);
mpLayout->Update(aUpperBox, GetSlideAspectRatio());
mpLayout->SetupVisibleArea();
mpLayout->UpdateScrollBars();
// Tell the preview cache about some of the values.
mxPreviewCache->setPreviewSize(mpLayout->maPreviewSize);
mxPreviewCache->setVisibleRange(
mpLayout->GetFirstVisibleSlideIndex(),
mpLayout->GetLastVisibleSlideIndex());
// Clear the frame polygon so that it is re-created on the next paint.
mxPreviewFrame = nullptr;
}
geometry::RealRectangle2D PresenterSlideSorter::PlaceScrollBars (
const geometry::RealRectangle2D& rUpperBox)
{
mpLayout->Update(rUpperBox, GetSlideAspectRatio());
bool bIsScrollBarNeeded (false);
Reference<container::XIndexAccess> xSlides (mxSlideShowController, UNO_QUERY_THROW);
bIsScrollBarNeeded = mpLayout->IsScrollBarNeeded(xSlides->getCount());
if (mpVerticalScrollBar)
{
if (bIsScrollBarNeeded)
{
if(AllSettings::GetLayoutRTL())
{
mpVerticalScrollBar->SetPosSize(geometry::RealRectangle2D(
rUpperBox.X1,
rUpperBox.Y1,
rUpperBox.X1 + mpVerticalScrollBar->GetSize(),
rUpperBox.Y2));
mpVerticalScrollBar->SetVisible(true);
// Reduce area covered by the scroll bar from the available
// space.
return geometry::RealRectangle2D(
rUpperBox.X1 + gnHorizontalGap + mpVerticalScrollBar->GetSize(),
rUpperBox.Y1,
rUpperBox.X2,
rUpperBox.Y2);
}
else
{
// if it's not RTL place vertical scroll bar at right border.
mpVerticalScrollBar->SetPosSize(geometry::RealRectangle2D(
rUpperBox.X2 - mpVerticalScrollBar->GetSize(),
rUpperBox.Y1,
rUpperBox.X2,
rUpperBox.Y2));
mpVerticalScrollBar->SetVisible(true);
// Reduce area covered by the scroll bar from the available
// space.
return geometry::RealRectangle2D(
rUpperBox.X1,
rUpperBox.Y1,
rUpperBox.X2 - mpVerticalScrollBar->GetSize() - gnHorizontalGap,
rUpperBox.Y2);
}
}
else
mpVerticalScrollBar->SetVisible(false);
}
return rUpperBox;
}
void PresenterSlideSorter::PlaceCloseButton (
const PresenterPaneContainer::SharedPaneDescriptor& rpPane,
const awt::Rectangle& rCenterBox,
const sal_Int32 nLeftBorderWidth)
{
// Place button. When the callout is near the center then the button is
// centered over the callout. Otherwise it is centered with respect to
// the whole window.
sal_Int32 nCloseButtonCenter (rCenterBox.Width/2);
if (rpPane && rpPane->mxPane.is())
{
const sal_Int32 nCalloutCenter (-nLeftBorderWidth);
const sal_Int32 nDistanceFromWindowCenter (abs(nCalloutCenter - rCenterBox.Width/2));
const sal_Int32 nButtonWidth (mpCloseButton->GetSize().Width);
const static sal_Int32 nMaxDistanceForCalloutCentering (nButtonWidth * 2);
if (nDistanceFromWindowCenter < nMaxDistanceForCalloutCentering)
{
if (nCalloutCenter < nButtonWidth/2)
nCloseButtonCenter = nButtonWidth/2;
else if (nCalloutCenter > rCenterBox.Width-nButtonWidth/2)
nCloseButtonCenter = rCenterBox.Width-nButtonWidth/2;
else
nCloseButtonCenter = nCalloutCenter;
}
}
mpCloseButton->SetCenter(geometry::RealPoint2D(
nCloseButtonCenter,
rCenterBox.Height - mpCloseButton->GetSize().Height/ 2));
}
void PresenterSlideSorter::ClearBackground (
const Reference<rendering::XCanvas>& rxCanvas,
const awt::Rectangle& rUpdateBox)
{
OSL_ASSERT(rxCanvas.is());
const awt::Rectangle aWindowBox (mxWindow->getPosSize());
mpPresenterController->GetCanvasHelper()->Paint(
mpPresenterController->GetViewBackground(mxViewId->getResourceURL()),
rxCanvas,
rUpdateBox,
awt::Rectangle(0,0,aWindowBox.Width,aWindowBox.Height),
awt::Rectangle());
}
double PresenterSlideSorter::GetSlideAspectRatio() const
{
double nSlideAspectRatio (28.0/21.0);
try
{
Reference<container::XIndexAccess> xSlides(mxSlideShowController, UNO_QUERY_THROW);
if (mxSlideShowController.is() && xSlides->getCount()>0)
{
Reference<beans::XPropertySet> xProperties(xSlides->getByIndex(0),UNO_QUERY_THROW);
sal_Int32 nWidth (28000);
sal_Int32 nHeight (21000);
if ((xProperties->getPropertyValue("Width") >>= nWidth)
&& (xProperties->getPropertyValue("Height") >>= nHeight)
&& nHeight > 0)
{
nSlideAspectRatio = double(nWidth) / double(nHeight);
}
}
}
catch (RuntimeException&)
{
OSL_ASSERT(false);
}
return nSlideAspectRatio;
}
Reference<rendering::XBitmap> PresenterSlideSorter::GetPreview (const sal_Int32 nSlideIndex)
{
if (nSlideIndex < 0 || nSlideIndex>=mpLayout->mnSlideCount)
return nullptr;
else if (mxPane.is())
return mxPreviewCache->getSlidePreview(nSlideIndex, mxPane->getCanvas());
else
return nullptr;
}
void PresenterSlideSorter::PaintPreview (
const Reference<rendering::XCanvas>& rxCanvas,
const css::awt::Rectangle& rUpdateBox,
const sal_Int32 nSlideIndex)
{
OSL_ASSERT(rxCanvas.is());
geometry::IntegerSize2D aSize (mpLayout->maPreviewSize);
if (PresenterGeometryHelper::AreRectanglesDisjoint(
rUpdateBox,
mpLayout->GetBoundingBox(nSlideIndex)))
{
return;
}
Reference<rendering::XBitmap> xPreview (GetPreview(nSlideIndex));
bool isRTL = AllSettings::GetLayoutRTL();
const geometry::RealPoint2D aTopLeft (
mpLayout->GetWindowPosition(
mpLayout->GetPoint(nSlideIndex, isRTL?1:-1, -1)));
PresenterBitmapContainer aContainer (
"PresenterScreenSettings/ScrollBar/Bitmaps",
std::shared_ptr<PresenterBitmapContainer>(),
mxComponentContext,
rxCanvas);
Reference<container::XIndexAccess> xIndexAccess(mxSlideShowController, UNO_QUERY);
Reference<drawing::XDrawPage> xPage( xIndexAccess->getByIndex(nSlideIndex), UNO_QUERY);
bool bTransition = PresenterController::HasTransition(xPage);
bool bCustomAnimation = PresenterController::HasCustomAnimation(xPage);
// Create clip rectangle as intersection of the current update area and
// the bounding box of all previews.
geometry::RealRectangle2D aBoundingBox (mpLayout->maBoundingBox);
aBoundingBox.Y2 += 1;
const geometry::RealRectangle2D aClipBox (
PresenterGeometryHelper::Intersection(
PresenterGeometryHelper::ConvertRectangle(rUpdateBox),
aBoundingBox));
Reference<rendering::XPolyPolygon2D> xClip (
PresenterGeometryHelper::CreatePolygon(aClipBox, rxCanvas->getDevice()));
const rendering::ViewState aViewState (geometry::AffineMatrix2D(1,0,0, 0,1,0), xClip);
rendering::RenderState aRenderState (
geometry::AffineMatrix2D(
1, 0, aTopLeft.X,
0, 1, aTopLeft.Y),
nullptr,
Sequence<double>(4),
rendering::CompositeOperation::SOURCE);
// Emphasize the current slide.
if (nSlideIndex == mnCurrentSlideIndex)
{
if (mpCurrentSlideFrameRenderer != nullptr)
{
const awt::Rectangle aSlideBoundingBox(
sal::static_int_cast<sal_Int32>(0.5 + aTopLeft.X),
sal::static_int_cast<sal_Int32>(0.5 + aTopLeft.Y),
aSize.Width,
aSize.Height);
maCurrentSlideFrameBoundingBox
= mpCurrentSlideFrameRenderer->GetBoundingBox(aSlideBoundingBox);
mpCurrentSlideFrameRenderer->PaintCurrentSlideFrame (
aSlideBoundingBox,
mxCanvas,
aClipBox);
}
}
// Paint the preview.
if (xPreview.is())
{
aSize = xPreview->getSize();
if (aSize.Width > 0 && aSize.Height > 0)
{
rxCanvas->drawBitmap(xPreview, aViewState, aRenderState);
if( bCustomAnimation )
{
const awt::Rectangle aAnimationPreviewBox(aTopLeft.X+3, aTopLeft.Y+aSize.Height-40, 0, 0);
SharedBitmapDescriptor aAnimationDescriptor = aContainer.GetBitmap("Animation");
Reference<rendering::XBitmap> xAnimationIcon (aAnimationDescriptor->GetNormalBitmap());
rendering::RenderState aAnimationRenderState (
geometry::AffineMatrix2D(
1, 0, aAnimationPreviewBox.X,
0, 1, aAnimationPreviewBox.Y),
nullptr,
Sequence<double>(4),
rendering::CompositeOperation::SOURCE);
rxCanvas->drawBitmap(xAnimationIcon, aViewState, aAnimationRenderState);
}
if( bTransition )
{
const awt::Rectangle aTransitionPreviewBox(aTopLeft.X+3, aTopLeft.Y+aSize.Height-20, 0, 0);
SharedBitmapDescriptor aTransitionDescriptor = aContainer.GetBitmap("Transition");
Reference<rendering::XBitmap> xTransitionIcon (aTransitionDescriptor->GetNormalBitmap());
rendering::RenderState aTransitionRenderState (
geometry::AffineMatrix2D(
1, 0, aTransitionPreviewBox.X,
0, 1, aTransitionPreviewBox.Y),
nullptr,
Sequence<double>(4),
rendering::CompositeOperation::SOURCE);
rxCanvas->drawBitmap(xTransitionIcon, aViewState, aTransitionRenderState);
}
}
}
// Create a polygon that is used to paint a frame around previews. Its
// coordinates are chosen in the local coordinate system of a preview.
if ( ! mxPreviewFrame.is())
mxPreviewFrame = PresenterGeometryHelper::CreatePolygon(
awt::Rectangle(-1, -1, aSize.Width+2, aSize.Height+2),
rxCanvas->getDevice());
// Paint a border around the preview.
if (mxPreviewFrame.is())
{
const util::Color aFrameColor (0x00000000);
PresenterCanvasHelper::SetDeviceColor(aRenderState, aFrameColor);
rxCanvas->drawPolyPolygon(mxPreviewFrame, aViewState, aRenderState);
}
// Paint mouse over effect.
mpMouseOverManager->Paint(nSlideIndex, mxCanvas, xClip);
}
void PresenterSlideSorter::Paint (const awt::Rectangle& rUpdateBox)
{
const bool bCanvasChanged ( ! mxCanvas.is());
if ( ! ProvideCanvas())
return;
if (mpLayout->mnRowCount<=0 || mpLayout->mnColumnCount<=0)
{
OSL_ASSERT(mpLayout->mnRowCount>0 || mpLayout->mnColumnCount>0);
return;
}
ClearBackground(mxCanvas, rUpdateBox);
// Give the canvas to the controls.
if (bCanvasChanged)
{
if (mpVerticalScrollBar.is())
mpVerticalScrollBar->SetCanvas(mxCanvas);
if (mpCloseButton.is())
mpCloseButton->SetCanvas(mxCanvas, mxWindow);
}
// Now that the controls have a canvas we can do the layouting.
if (mbIsLayoutPending)
UpdateLayout();
// Paint the horizontal separator.
rendering::RenderState aRenderState (geometry::AffineMatrix2D(1,0,0, 0,1,0),
nullptr, Sequence<double>(4), rendering::CompositeOperation::SOURCE);
PresenterCanvasHelper::SetDeviceColor(aRenderState, maSeparatorColor);
mxCanvas->drawLine(
geometry::RealPoint2D(0, mnSeparatorY),
geometry::RealPoint2D(mxWindow->getPosSize().Width, mnSeparatorY),
rendering::ViewState(geometry::AffineMatrix2D(1,0,0, 0,1,0), nullptr),
aRenderState);
// Paint the slides.
if ( ! PresenterGeometryHelper::AreRectanglesDisjoint(
rUpdateBox,
PresenterGeometryHelper::ConvertRectangle(mpLayout->maBoundingBox)))
{
mpLayout->ForAllVisibleSlides(
[this, &rUpdateBox] (sal_Int32 const nIndex) {
return this->PaintPreview(this->mxCanvas, rUpdateBox, nIndex);
});
}
Reference<rendering::XSpriteCanvas> xSpriteCanvas (mxCanvas, UNO_QUERY);
if (xSpriteCanvas.is())
xSpriteCanvas->updateScreen(false);
}
void PresenterSlideSorter::SetHorizontalOffset (const double nXOffset)
{
if (mpLayout->SetHorizontalOffset(nXOffset))
{
mxPreviewCache->setVisibleRange(
mpLayout->GetFirstVisibleSlideIndex(),
mpLayout->GetLastVisibleSlideIndex());
mpPresenterController->GetPaintManager()->Invalidate(mxWindow);
}
}
void PresenterSlideSorter::SetVerticalOffset (const double nYOffset)
{
if (mpLayout->SetVerticalOffset(nYOffset))
{
mxPreviewCache->setVisibleRange(
mpLayout->GetFirstVisibleSlideIndex(),
mpLayout->GetLastVisibleSlideIndex());
mpPresenterController->GetPaintManager()->Invalidate(mxWindow);
}
}
void PresenterSlideSorter::GotoSlide (const sal_Int32 nSlideIndex)
{
mxSlideShowController->gotoSlideIndex(nSlideIndex);
}
bool PresenterSlideSorter::ProvideCanvas()
{
if ( ! mxCanvas.is())
{
if (mxPane.is())
mxCanvas = mxPane->getCanvas();
// Register as event listener so that we are informed when the
// canvas is disposed (and we have to fetch another one).
Reference<lang::XComponent> xComponent (mxCanvas, UNO_QUERY);
if (xComponent.is())
xComponent->addEventListener(static_cast<awt::XWindowListener*>(this));
mpCurrentSlideFrameRenderer =
std::make_shared<CurrentSlideFrameRenderer>(mxComponentContext, mxCanvas);
}
return mxCanvas.is();
}
void PresenterSlideSorter::ThrowIfDisposed()
{
if (rBHelper.bDisposed || rBHelper.bInDispose)
{
throw lang::DisposedException (
"PresenterSlideSorter has been already disposed",
static_cast<uno::XWeak*>(this));
}
}
//===== PresenterSlideSorter::Layout ==========================================
PresenterSlideSorter::Layout::Layout (
::rtl::Reference<PresenterScrollBar> xVerticalScrollBar)
: mnHorizontalOffset(0),
mnVerticalOffset(0),
mnHorizontalGap(0),
mnVerticalGap(0),
mnHorizontalBorder(0),
mnVerticalBorder(0),
mnRowCount(1),
mnColumnCount(1),
mnSlideCount(0),
mnFirstVisibleColumn(-1),
mnLastVisibleColumn(-1),
mnFirstVisibleRow(-1),
mnLastVisibleRow(-1),
mpVerticalScrollBar(std::move(xVerticalScrollBar))
{
}
void PresenterSlideSorter::Layout::Update (
const geometry::RealRectangle2D& rBoundingBox,
const double nSlideAspectRatio)
{
maBoundingBox = rBoundingBox;
mnHorizontalBorder = gnHorizontalBorder;
mnVerticalBorder = gnVerticalBorder;
const double nWidth (rBoundingBox.X2 - rBoundingBox.X1 - 2*mnHorizontalBorder);
const double nHeight (rBoundingBox.Y2 - rBoundingBox.Y1 - 2*mnVerticalBorder);
if (nWidth<=0 || nHeight<=0)
return;
double nPreviewWidth;
// Determine column count, preview width, and horizontal gap (borders
// are half the gap). Try to use the preferred values. Try more to
// stay in the valid intervals. This last constraint may be not
// fulfilled in some cases.
const double nElementWidth = nWidth / gnPreferredColumnCount;
if (nElementWidth < gnMinimalPreviewWidth + gnMinimalHorizontalPreviewGap)
{
// The preferred column count is too large.
// Can we use the preferred preview width?
if (nWidth - gnMinimalHorizontalPreviewGap >= gnPreferredPreviewWidth)
{
// Yes.
nPreviewWidth = gnPreferredPreviewWidth;
mnColumnCount = floor((nWidth+gnPreferredHorizontalPreviewGap)
/ (nPreviewWidth+gnPreferredHorizontalPreviewGap));
mnHorizontalGap = round((nWidth - mnColumnCount*nPreviewWidth) / mnColumnCount);
}
else
{
// No. Set the column count to 1 and adapt preview width and
// gap.
mnColumnCount = 1;
mnHorizontalGap = floor(gnMinimalHorizontalPreviewGap);
if (nWidth - gnMinimalHorizontalPreviewGap >= gnPreferredPreviewWidth)
nPreviewWidth = nWidth - gnMinimalHorizontalPreviewGap;
else
nPreviewWidth = ::std::max(gnMinimalPreviewWidth, nWidth-mnHorizontalGap);
}
}
else if (nElementWidth > gnMaximalPreviewWidth + gnMaximalHorizontalPreviewGap)
{
// The preferred column count is too small.
nPreviewWidth = gnPreferredPreviewWidth;
mnColumnCount = floor((nWidth+gnPreferredHorizontalPreviewGap)
/ (nPreviewWidth+gnPreferredHorizontalPreviewGap));
mnHorizontalGap = round((nWidth - mnColumnCount*nPreviewWidth) / mnColumnCount);
}
else
{
// The preferred column count is possible. Determine gap and
// preview width.
mnColumnCount = gnPreferredColumnCount;
if (nElementWidth - gnPreferredPreviewWidth < gnMinimalHorizontalPreviewGap)
{
// Use the minimal gap and adapt the preview width.
mnHorizontalGap = floor(gnMinimalHorizontalPreviewGap);
nPreviewWidth = (nWidth - mnColumnCount*mnHorizontalGap) / mnColumnCount;
}
else if (nElementWidth - gnPreferredPreviewWidth <= gnMaximalHorizontalPreviewGap)
{
// Use the maximal gap and adapt the preview width.
mnHorizontalGap = round(gnMaximalHorizontalPreviewGap);
nPreviewWidth = (nWidth - mnColumnCount*mnHorizontalGap) / mnColumnCount;
}
else
{
// Use the preferred preview width and adapt the gap.
nPreviewWidth = gnPreferredPreviewWidth;
mnHorizontalGap = round((nWidth - mnColumnCount*nPreviewWidth) / mnColumnCount);
}
}
// Now determine the row count, preview height, and vertical gap.
const double nPreviewHeight = nPreviewWidth / nSlideAspectRatio;
mnRowCount = ::std::max(
sal_Int32(1),
sal_Int32(ceil((nHeight+gnPreferredVerticalPreviewGap)
/ (nPreviewHeight + gnPreferredVerticalPreviewGap))));
mnVerticalGap = round(gnPreferredVerticalPreviewGap);
maPreviewSize = geometry::IntegerSize2D(floor(nPreviewWidth), floor(nPreviewHeight));
// Reset the offset.
mnVerticalOffset = 0;
mnHorizontalOffset = round(-(nWidth
- mnColumnCount*maPreviewSize.Width
- (mnColumnCount-1)*mnHorizontalGap)
/ 2);
}
void PresenterSlideSorter::Layout::SetupVisibleArea()
{
geometry::RealPoint2D aPoint (GetLocalPosition(
geometry::RealPoint2D(maBoundingBox.X1, maBoundingBox.Y1)));
mnFirstVisibleColumn = 0;
mnFirstVisibleRow = ::std::max(sal_Int32(0), GetRow(aPoint));
aPoint = GetLocalPosition(geometry::RealPoint2D( maBoundingBox.X2, maBoundingBox.Y2));
mnLastVisibleColumn = mnColumnCount - 1;
mnLastVisibleRow = GetRow(aPoint, true);
}
bool PresenterSlideSorter::Layout::IsScrollBarNeeded (const sal_Int32 nSlideCount)
{
geometry::RealPoint2D aBottomRight = GetPoint(
mnColumnCount * (GetRow(nSlideCount)+1) - 1, +1, +1);
return aBottomRight.X > maBoundingBox.X2-maBoundingBox.X1
|| aBottomRight.Y > maBoundingBox.Y2-maBoundingBox.Y1;
}
geometry::RealPoint2D PresenterSlideSorter::Layout::GetLocalPosition(
const geometry::RealPoint2D& rWindowPoint) const
{
if(AllSettings::GetLayoutRTL())
{
return css::geometry::RealPoint2D(
-rWindowPoint.X + maBoundingBox.X2 + mnHorizontalOffset,
rWindowPoint.Y - maBoundingBox.Y1 + mnVerticalOffset);
}
else
{
return css::geometry::RealPoint2D(
rWindowPoint.X - maBoundingBox.X1 + mnHorizontalOffset,
rWindowPoint.Y - maBoundingBox.Y1 + mnVerticalOffset);
}
}
geometry::RealPoint2D PresenterSlideSorter::Layout::GetWindowPosition(
const geometry::RealPoint2D& rLocalPoint) const
{
if(AllSettings::GetLayoutRTL())
{
return css::geometry::RealPoint2D(
-rLocalPoint.X + mnHorizontalOffset + maBoundingBox.X2,
rLocalPoint.Y - mnVerticalOffset + maBoundingBox.Y1);
}
else
{
return css::geometry::RealPoint2D(
rLocalPoint.X - mnHorizontalOffset + maBoundingBox.X1,
rLocalPoint.Y - mnVerticalOffset + maBoundingBox.Y1);
}
}
sal_Int32 PresenterSlideSorter::Layout::GetColumn (
const css::geometry::RealPoint2D& rLocalPoint) const
{
const sal_Int32 nColumn(floor(
(rLocalPoint.X + mnHorizontalGap/2.0) / (maPreviewSize.Width+mnHorizontalGap)));
if (nColumn>=mnFirstVisibleColumn && nColumn<=mnLastVisibleColumn)
{
return nColumn;
}
else
return -1;
}
sal_Int32 PresenterSlideSorter::Layout::GetRow (
const css::geometry::RealPoint2D& rLocalPoint,
const bool bReturnInvalidValue) const
{
const sal_Int32 nRow (floor(
(rLocalPoint.Y + mnVerticalGap/2.0) / (maPreviewSize.Height+mnVerticalGap)));
if (bReturnInvalidValue
|| (nRow>=mnFirstVisibleRow && nRow<=mnLastVisibleRow))
{
return nRow;
}
else
return -1;
}
sal_Int32 PresenterSlideSorter::Layout::GetSlideIndexForPosition (
const css::geometry::RealPoint2D& rWindowPoint) const
{
if ( ! PresenterGeometryHelper::IsInside(maBoundingBox, rWindowPoint))
return -1;
const css::geometry::RealPoint2D aLocalPosition (GetLocalPosition(rWindowPoint));
const sal_Int32 nColumn (GetColumn(aLocalPosition));
const sal_Int32 nRow (GetRow(aLocalPosition));
if (nColumn < 0 || nRow < 0)
return -1;
else
{
sal_Int32 nIndex (GetIndex(nRow, nColumn));
if (nIndex >= mnSlideCount)
return -1;
else
return nIndex;
}
}
geometry::RealPoint2D PresenterSlideSorter::Layout::GetPoint (
const sal_Int32 nSlideIndex,
const sal_Int32 nRelativeHorizontalPosition,
const sal_Int32 nRelativeVerticalPosition) const
{
sal_Int32 nColumn (GetColumn(nSlideIndex));
sal_Int32 nRow (GetRow(nSlideIndex));
geometry::RealPoint2D aPosition (
mnHorizontalBorder + nColumn*(maPreviewSize.Width+mnHorizontalGap),
mnVerticalBorder + nRow*(maPreviewSize.Height+mnVerticalGap));
if (nRelativeHorizontalPosition >= 0)
{
if (nRelativeHorizontalPosition > 0)
aPosition.X += maPreviewSize.Width;
else
aPosition.X += maPreviewSize.Width / 2.0;
}
if (nRelativeVerticalPosition >= 0)
{
if (nRelativeVerticalPosition > 0)
aPosition.Y += maPreviewSize.Height;
else
aPosition.Y += maPreviewSize.Height / 2.0;
}
return aPosition;
}
awt::Rectangle PresenterSlideSorter::Layout::GetBoundingBox (const sal_Int32 nSlideIndex) const
{
bool isRTL = AllSettings::GetLayoutRTL();
const geometry::RealPoint2D aWindowPosition(GetWindowPosition(GetPoint(nSlideIndex, isRTL?1:-1, -1)));
return PresenterGeometryHelper::ConvertRectangle(
geometry::RealRectangle2D(
aWindowPosition.X,
aWindowPosition.Y,
aWindowPosition.X + maPreviewSize.Width,
aWindowPosition.Y + maPreviewSize.Height));
}
void PresenterSlideSorter::Layout::ForAllVisibleSlides(
const ::std::function<void (sal_Int32)>& rAction)
{
for (sal_Int32 nRow=mnFirstVisibleRow; nRow<=mnLastVisibleRow; ++nRow)
{
for (sal_Int32 nColumn=mnFirstVisibleColumn; nColumn<=mnLastVisibleColumn; ++nColumn)
{
const sal_Int32 nSlideIndex (GetIndex(nRow, nColumn));
if (nSlideIndex >= mnSlideCount)
return;
rAction(nSlideIndex);
}
}
}
sal_Int32 PresenterSlideSorter::Layout::GetFirstVisibleSlideIndex() const
{
return GetIndex(mnFirstVisibleRow, mnFirstVisibleColumn);
}
sal_Int32 PresenterSlideSorter::Layout::GetLastVisibleSlideIndex() const
{
return ::std::min(
GetIndex(mnLastVisibleRow, mnLastVisibleColumn),
mnSlideCount);
}
bool PresenterSlideSorter::Layout::SetHorizontalOffset (const double nOffset)
{
if (mnHorizontalOffset != nOffset)
{
mnHorizontalOffset = round(nOffset);
SetupVisibleArea();
UpdateScrollBars();
return true;
}
else
return false;
}
bool PresenterSlideSorter::Layout::SetVerticalOffset (const double nOffset)
{
if (mnVerticalOffset != nOffset)
{
mnVerticalOffset = round(nOffset);
SetupVisibleArea();
UpdateScrollBars();
return true;
}
else
return false;
}
void PresenterSlideSorter::Layout::UpdateScrollBars()
{
sal_Int32 nTotalRowCount = sal_Int32(ceil(double(mnSlideCount) / double(mnColumnCount)));
if (mpVerticalScrollBar)
{
mpVerticalScrollBar->SetTotalSize(
nTotalRowCount * maPreviewSize.Height
+ (nTotalRowCount-1) * mnVerticalGap
+ 2*mnVerticalGap);
mpVerticalScrollBar->SetThumbPosition(mnVerticalOffset, false);
mpVerticalScrollBar->SetThumbSize(maBoundingBox.Y2 - maBoundingBox.Y1 + 1);
mpVerticalScrollBar->SetLineHeight(maPreviewSize.Height);
}
// No place yet for the vertical scroll bar.
}
sal_Int32 PresenterSlideSorter::Layout::GetIndex (
const sal_Int32 nRow,
const sal_Int32 nColumn) const
{
return nRow * mnColumnCount + nColumn;
}
sal_Int32 PresenterSlideSorter::Layout::GetRow (const sal_Int32 nSlideIndex) const
{
return nSlideIndex / mnColumnCount;
}
sal_Int32 PresenterSlideSorter::Layout::GetColumn (const sal_Int32 nSlideIndex) const
{
return nSlideIndex % mnColumnCount;
}
//===== PresenterSlideSorter::MouseOverManager ================================
PresenterSlideSorter::MouseOverManager::MouseOverManager (
const Reference<container::XIndexAccess>& rxSlides,
const std::shared_ptr<PresenterTheme>& rpTheme,
const Reference<awt::XWindow>& rxInvalidateTarget,
std::shared_ptr<PresenterPaintManager> xPaintManager)
: mxSlides(rxSlides),
mnSlideIndex(-1),
mxInvalidateTarget(rxInvalidateTarget),
mpPaintManager(std::move(xPaintManager))
{
if (rpTheme != nullptr)
{
std::shared_ptr<PresenterBitmapContainer> pBitmaps (rpTheme->GetBitmapContainer());
if (pBitmaps != nullptr)
{
mpLeftLabelBitmap = pBitmaps->GetBitmap("LabelLeft");
mpCenterLabelBitmap = pBitmaps->GetBitmap("LabelCenter");
mpRightLabelBitmap = pBitmaps->GetBitmap("LabelRight");
}
mpFont = rpTheme->GetFont("SlideSorterLabelFont");
}
}
void PresenterSlideSorter::MouseOverManager::Paint (
const sal_Int32 nSlideIndex,
const Reference<rendering::XCanvas>& rxCanvas,
const Reference<rendering::XPolyPolygon2D>& rxClip)
{
if (nSlideIndex != mnSlideIndex)
return;
if (mxCanvas != rxCanvas)
SetCanvas(rxCanvas);
if (rxCanvas == nullptr)
return;
if ( ! mxBitmap.is())
mxBitmap = CreateBitmap(msText, maSlideBoundingBox.Width);
if (!mxBitmap.is())
return;
geometry::IntegerSize2D aSize (mxBitmap->getSize());
const double nXOffset (maSlideBoundingBox.X
+ (maSlideBoundingBox.Width - aSize.Width) / 2.0);
const double nYOffset (maSlideBoundingBox.Y
+ (maSlideBoundingBox.Height - aSize.Height) / 2.0);
rxCanvas->drawBitmap(
mxBitmap,
rendering::ViewState(
geometry::AffineMatrix2D(1,0,0, 0,1,0),
rxClip),
rendering::RenderState(
geometry::AffineMatrix2D(1,0,nXOffset, 0,1,nYOffset),
nullptr,
Sequence<double>(4),
rendering::CompositeOperation::SOURCE));
}
void PresenterSlideSorter::MouseOverManager::SetCanvas (
const Reference<rendering::XCanvas>& rxCanvas)
{
mxCanvas = rxCanvas;
if (mpFont)
mpFont->PrepareFont(mxCanvas);
}
void PresenterSlideSorter::MouseOverManager::SetSlide (
const sal_Int32 nSlideIndex,
const awt::Rectangle& rBox)
{
if (mnSlideIndex == nSlideIndex)
return;
mnSlideIndex = -1;
Invalidate();
maSlideBoundingBox = rBox;
mnSlideIndex = nSlideIndex;
if (nSlideIndex >= 0)
{
if (mxSlides)
{
msText.clear();
Reference<beans::XPropertySet> xSlideProperties(mxSlides->getByIndex(nSlideIndex), UNO_QUERY);
if (xSlideProperties.is())
xSlideProperties->getPropertyValue("LinkDisplayName") >>= msText;
if (msText.isEmpty())
msText = "Slide " + OUString::number(nSlideIndex + 1);
}
}
else
{
msText.clear();
}
mxBitmap = nullptr;
Invalidate();
}
Reference<rendering::XBitmap> PresenterSlideSorter::MouseOverManager::CreateBitmap (
const OUString& rsText,
const sal_Int32 nMaximalWidth) const
{
if ( ! mxCanvas.is())
return nullptr;
if (!mpFont || !mpFont->mxFont.is())
return nullptr;
// Long text has to be shortened.
const OUString sText (GetFittingText(rsText, nMaximalWidth
- 2*gnHorizontalLabelBorder
- 2*gnHorizontalLabelPadding));
// Determine the size of the label. Its height is defined by the
// bitmaps that are used to paints its background. The width is defined
// by the text.
geometry::IntegerSize2D aLabelSize (CalculateLabelSize(sText));
// Create a new bitmap that will contain the complete label.
Reference<rendering::XBitmap> xBitmap (
mxCanvas->getDevice()->createCompatibleAlphaBitmap(aLabelSize));
if ( ! xBitmap.is())
return nullptr;
Reference<rendering::XBitmapCanvas> xBitmapCanvas (xBitmap, UNO_QUERY);
if ( ! xBitmapCanvas.is())
return nullptr;
// Paint the background.
PaintButtonBackground(xBitmapCanvas, aLabelSize);
// Paint the text.
if (!sText.isEmpty())
{
const rendering::StringContext aContext (sText, 0, sText.getLength());
const Reference<rendering::XTextLayout> xLayout (mpFont->mxFont->createTextLayout(
aContext, rendering::TextDirection::WEAK_LEFT_TO_RIGHT,0));
const geometry::RealRectangle2D aTextBBox (xLayout->queryTextBounds());
const double nXOffset = (aLabelSize.Width - aTextBBox.X2 + aTextBBox.X1) / 2;
const double nYOffset = aLabelSize.Height
- (aLabelSize.Height - aTextBBox.Y2 + aTextBBox.Y1)/2 - aTextBBox.Y2;
const rendering::ViewState aViewState(
geometry::AffineMatrix2D(1,0,0, 0,1,0),
nullptr);
rendering::RenderState aRenderState (
geometry::AffineMatrix2D(1,0,nXOffset, 0,1,nYOffset),
nullptr,
Sequence<double>(4),
rendering::CompositeOperation::SOURCE);
PresenterCanvasHelper::SetDeviceColor(aRenderState, mpFont->mnColor);
xBitmapCanvas->drawTextLayout (
xLayout,
aViewState,
aRenderState);
}
return xBitmap;
}
OUString PresenterSlideSorter::MouseOverManager::GetFittingText (
const OUString& rsText,
const double nMaximalWidth) const
{
const double nTextWidth (
PresenterCanvasHelper::GetTextSize(mpFont->mxFont, rsText).Width);
if (nTextWidth > nMaximalWidth)
{
// Text is too wide. Shorten it by removing characters from the end
// and replacing them by ellipses.
// Guess a start value of the final string length.
double nBestWidth (0);
OUString sBestCandidate;
sal_Int32 nLength (round(rsText.getLength() * nMaximalWidth / nTextWidth));
static constexpr OUStringLiteral sEllipses (u"...");
while (true)
{
const OUString sCandidate (rsText.subView(0,nLength) + sEllipses);
const double nWidth (
PresenterCanvasHelper::GetTextSize(mpFont->mxFont, sCandidate).Width);
if (nWidth > nMaximalWidth)
{
// Candidate still too wide, shorten it.
nLength -= 1;
if (nLength <= 0)
break;
}
else if (nWidth < nMaximalWidth)
{
// Candidate short enough.
if (nWidth > nBestWidth)
{
// Best length so far.
sBestCandidate = sCandidate;
nBestWidth = nWidth;
nLength += 1;
if (nLength >= rsText.getLength())
break;
}
else
break;
}
else
{
// Candidate is exactly as long as it may be. Use it
// without looking any further.
sBestCandidate = sCandidate;
break;
}
}
return sBestCandidate;
}
else
return rsText;
}
geometry::IntegerSize2D PresenterSlideSorter::MouseOverManager::CalculateLabelSize (
const OUString& rsText) const
{
// Height is specified by the label bitmaps.
sal_Int32 nHeight (32);
if (mpCenterLabelBitmap)
{
Reference<rendering::XBitmap> xBitmap (mpCenterLabelBitmap->GetNormalBitmap());
if (xBitmap.is())
nHeight = xBitmap->getSize().Height;
}
// Width is specified by text width and maximal width.
const geometry::RealSize2D aTextSize (
PresenterCanvasHelper::GetTextSize(mpFont->mxFont, rsText));
const sal_Int32 nWidth (round(aTextSize.Width + 2*gnHorizontalLabelPadding));
return geometry::IntegerSize2D(nWidth, nHeight);
}
void PresenterSlideSorter::MouseOverManager::PaintButtonBackground (
const Reference<rendering::XCanvas>& rxCanvas,
const geometry::IntegerSize2D& rSize) const
{
// Get the bitmaps for painting the label background.
Reference<rendering::XBitmap> xLeftLabelBitmap;
if (mpLeftLabelBitmap)
xLeftLabelBitmap = mpLeftLabelBitmap->GetNormalBitmap();
Reference<rendering::XBitmap> xCenterLabelBitmap;
if (mpCenterLabelBitmap)
xCenterLabelBitmap = mpCenterLabelBitmap->GetNormalBitmap();
Reference<rendering::XBitmap> xRightLabelBitmap;
if (mpRightLabelBitmap)
xRightLabelBitmap = mpRightLabelBitmap->GetNormalBitmap();
PresenterUIPainter::PaintHorizontalBitmapComposite (
rxCanvas,
awt::Rectangle(0,0, rSize.Width,rSize.Height),
awt::Rectangle(0,0, rSize.Width,rSize.Height),
xLeftLabelBitmap,
xCenterLabelBitmap,
xRightLabelBitmap);
}
void PresenterSlideSorter::MouseOverManager::Invalidate()
{
if (mpPaintManager != nullptr)
mpPaintManager->Invalidate(mxInvalidateTarget, maSlideBoundingBox, true);
}
//===== PresenterSlideSorter::CurrentSlideFrameRenderer =======================
PresenterSlideSorter::CurrentSlideFrameRenderer::CurrentSlideFrameRenderer (
const css::uno::Reference<css::uno::XComponentContext>& rxContext,
const css::uno::Reference<css::rendering::XCanvas>& rxCanvas)
: mnTopFrameSize(0),
mnLeftFrameSize(0),
mnRightFrameSize(0),
mnBottomFrameSize(0)
{
PresenterConfigurationAccess aConfiguration (
rxContext,
"/org.openoffice.Office.PresenterScreen/",
PresenterConfigurationAccess::READ_ONLY);
Reference<container::XHierarchicalNameAccess> xBitmaps (
aConfiguration.GetConfigurationNode(
"PresenterScreenSettings/SlideSorter/CurrentSlideBorderBitmaps"),
UNO_QUERY);
if ( ! xBitmaps.is())
return;
PresenterBitmapContainer aContainer (
"PresenterScreenSettings/SlideSorter/CurrentSlideBorderBitmaps",
std::shared_ptr<PresenterBitmapContainer>(),
rxContext,
rxCanvas);
mpTopLeft = aContainer.GetBitmap("TopLeft");
mpTop = aContainer.GetBitmap("Top");
mpTopRight = aContainer.GetBitmap("TopRight");
mpLeft = aContainer.GetBitmap("Left");
mpRight = aContainer.GetBitmap("Right");
mpBottomLeft = aContainer.GetBitmap("BottomLeft");
mpBottom = aContainer.GetBitmap("Bottom");
mpBottomRight = aContainer.GetBitmap("BottomRight");
// Determine size of frame.
if (mpTop)
mnTopFrameSize = mpTop->mnHeight;
if (mpLeft)
mnLeftFrameSize = mpLeft->mnWidth;
if (mpRight)
mnRightFrameSize = mpRight->mnWidth;
if (mpBottom)
mnBottomFrameSize = mpBottom->mnHeight;
if (mpTopLeft)
{
mnTopFrameSize = ::std::max(mnTopFrameSize, mpTopLeft->mnHeight);
mnLeftFrameSize = ::std::max(mnLeftFrameSize, mpTopLeft->mnWidth);
}
if (mpTopRight)
{
mnTopFrameSize = ::std::max(mnTopFrameSize, mpTopRight->mnHeight);
mnRightFrameSize = ::std::max(mnRightFrameSize, mpTopRight->mnWidth);
}
if (mpBottomLeft)
{
mnLeftFrameSize = ::std::max(mnLeftFrameSize, mpBottomLeft->mnWidth);
mnBottomFrameSize = ::std::max(mnBottomFrameSize, mpBottomLeft->mnHeight);
}
if (mpBottomRight)
{
mnRightFrameSize = ::std::max(mnRightFrameSize, mpBottomRight->mnWidth);
mnBottomFrameSize = ::std::max(mnBottomFrameSize, mpBottomRight->mnHeight);
}
}
void PresenterSlideSorter::CurrentSlideFrameRenderer::PaintCurrentSlideFrame (
const awt::Rectangle& rSlideBoundingBox,
const Reference<rendering::XCanvas>& rxCanvas,
const geometry::RealRectangle2D& rClipBox)
{
if ( ! rxCanvas.is())
return;
const Reference<rendering::XPolyPolygon2D> xClip (
PresenterGeometryHelper::CreatePolygon(rClipBox, rxCanvas->getDevice()));
if (mpTop)
{
PaintBitmapTiled(
mpTop->GetNormalBitmap(),
rxCanvas,
rClipBox,
rSlideBoundingBox.X,
rSlideBoundingBox.Y - mpTop->mnHeight,
rSlideBoundingBox.Width,
mpTop->mnHeight);
}
if (mpLeft)
{
PaintBitmapTiled(
mpLeft->GetNormalBitmap(),
rxCanvas,
rClipBox,
rSlideBoundingBox.X - mpLeft->mnWidth,
rSlideBoundingBox.Y,
mpLeft->mnWidth,
rSlideBoundingBox.Height);
}
if (mpRight)
{
PaintBitmapTiled(
mpRight->GetNormalBitmap(),
rxCanvas,
rClipBox,
rSlideBoundingBox.X + rSlideBoundingBox.Width,
rSlideBoundingBox.Y,
mpRight->mnWidth,
rSlideBoundingBox.Height);
}
if (mpBottom)
{
PaintBitmapTiled(
mpBottom->GetNormalBitmap(),
rxCanvas,
rClipBox,
rSlideBoundingBox.X,
rSlideBoundingBox.Y + rSlideBoundingBox.Height,
rSlideBoundingBox.Width,
mpBottom->mnHeight);
}
if (mpTopLeft)
{
PaintBitmapOnce(
mpTopLeft->GetNormalBitmap(),
rxCanvas,
xClip,
rSlideBoundingBox.X - mpTopLeft->mnWidth,
rSlideBoundingBox.Y - mpTopLeft->mnHeight);
}
if (mpTopRight)
{
PaintBitmapOnce(
mpTopRight->GetNormalBitmap(),
rxCanvas,
xClip,
rSlideBoundingBox.X + rSlideBoundingBox.Width,
rSlideBoundingBox.Y - mpTopRight->mnHeight);
}
if (mpBottomLeft)
{
PaintBitmapOnce(
mpBottomLeft->GetNormalBitmap(),
rxCanvas,
xClip,
rSlideBoundingBox.X - mpBottomLeft->mnWidth,
rSlideBoundingBox.Y + rSlideBoundingBox.Height);
}
if (mpBottomRight)
{
PaintBitmapOnce(
mpBottomRight->GetNormalBitmap(),
rxCanvas,
xClip,
rSlideBoundingBox.X + rSlideBoundingBox.Width,
rSlideBoundingBox.Y + rSlideBoundingBox.Height);
}
}
awt::Rectangle PresenterSlideSorter::CurrentSlideFrameRenderer::GetBoundingBox (
const awt::Rectangle& rSlideBoundingBox)
{
return awt::Rectangle(
rSlideBoundingBox.X - mnLeftFrameSize,
rSlideBoundingBox.Y - mnTopFrameSize,
rSlideBoundingBox.Width + mnLeftFrameSize + mnRightFrameSize,
rSlideBoundingBox.Height + mnTopFrameSize + mnBottomFrameSize);
}
void PresenterSlideSorter::CurrentSlideFrameRenderer::PaintBitmapOnce(
const css::uno::Reference<css::rendering::XBitmap>& rxBitmap,
const css::uno::Reference<css::rendering::XCanvas>& rxCanvas,
const Reference<rendering::XPolyPolygon2D>& rxClip,
const double nX,
const double nY)
{
OSL_ASSERT(rxCanvas.is());
if ( ! rxBitmap.is())
return;
const rendering::ViewState aViewState(
geometry::AffineMatrix2D(1,0,0, 0,1,0),
rxClip);
const rendering::RenderState aRenderState (
geometry::AffineMatrix2D(
1, 0, nX,
0, 1, nY),
nullptr,
Sequence<double>(4),
rendering::CompositeOperation::SOURCE);
rxCanvas->drawBitmap(
rxBitmap,
aViewState,
aRenderState);
}
void PresenterSlideSorter::CurrentSlideFrameRenderer::PaintBitmapTiled(
const css::uno::Reference<css::rendering::XBitmap>& rxBitmap,
const css::uno::Reference<css::rendering::XCanvas>& rxCanvas,
const geometry::RealRectangle2D& rClipBox,
const double nX0,
const double nY0,
const double nWidth,
const double nHeight)
{
OSL_ASSERT(rxCanvas.is());
if ( ! rxBitmap.is())
return;
geometry::IntegerSize2D aSize (rxBitmap->getSize());
const rendering::ViewState aViewState(
geometry::AffineMatrix2D(1,0,0, 0,1,0),
PresenterGeometryHelper::CreatePolygon(
PresenterGeometryHelper::Intersection(
rClipBox,
geometry::RealRectangle2D(nX0,nY0,nX0+nWidth,nY0+nHeight)),
rxCanvas->getDevice()));
rendering::RenderState aRenderState (
geometry::AffineMatrix2D(
1, 0, nX0,
0, 1, nY0),
nullptr,
Sequence<double>(4),
rendering::CompositeOperation::SOURCE);
const double nX1 = nX0 + nWidth;
const double nY1 = nY0 + nHeight;
for (double nY=nY0; nY<nY1; nY+=aSize.Height)
for (double nX=nX0; nX<nX1; nX+=aSize.Width)
{
aRenderState.AffineTransform.m02 = nX;
aRenderState.AffineTransform.m12 = nY;
rxCanvas->drawBitmap(
rxBitmap,
aViewState,
aRenderState);
}
}
} // end of namespace ::sdext::presenter
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