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diff --git a/sd/source/ui/slidesorter/controller/SlsVisibleAreaManager.cxx b/sd/source/ui/slidesorter/controller/SlsVisibleAreaManager.cxx
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-/*************************************************************************
- *
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * Copyright 2000, 2010 Oracle and/or its affiliates.
- *
- * OpenOffice.org - a multi-platform office productivity suite
- *
- * This file is part of OpenOffice.org.
- *
- * OpenOffice.org is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Lesser General Public License version 3
- * only, as published by the Free Software Foundation.
- *
- * OpenOffice.org is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU Lesser General Public License version 3 for more details
- * (a copy is included in the LICENSE file that accompanied this code).
- *
- * You should have received a copy of the GNU Lesser General Public License
- * version 3 along with OpenOffice.org. If not, see
- * <http://www.openoffice.org/license.html>
- * for a copy of the LGPLv3 License.
- *
- ************************************************************************/
-
-#include "precompiled_sd.hxx"
-
-#include "controller/SlsVisibleAreaManager.hxx"
-#include "controller/SlideSorterController.hxx"
-#include "controller/SlsProperties.hxx"
-#include "controller/SlsAnimationFunction.hxx"
-#include "controller/SlsScrollBarManager.hxx"
-#include "controller/SlsCurrentSlideManager.hxx"
-
-
-namespace sd { namespace slidesorter { namespace controller {
-
-namespace {
- class VisibleAreaScroller
- {
- public:
- VisibleAreaScroller (
- SlideSorter& rSlideSorter,
- const Point aStart,
- const Point aEnd);
- void operator() (const double nValue);
- private:
- SlideSorter& mrSlideSorter;
- Point maStart;
- const Point maEnd;
- const ::boost::function<double(double)> maAccelerationFunction;
- };
-
-} // end of anonymous namespace
-
-
-
-VisibleAreaManager::VisibleAreaManager (SlideSorter& rSlideSorter)
- : mrSlideSorter(rSlideSorter),
- maVisibleRequests(),
- mnScrollAnimationId(Animator::NotAnAnimationId),
- maRequestedVisibleTopLeft(),
- meRequestedAnimationMode(Animator::AM_Immediate),
- mbIsCurrentSlideTrackingActive(true),
- mnDisableCount(0)
-{
-}
-
-
-
-
-VisibleAreaManager::~VisibleAreaManager (void)
-{
-}
-
-
-
-
-void VisibleAreaManager::ActivateCurrentSlideTracking (void)
-{
- mbIsCurrentSlideTrackingActive = true;
-}
-
-
-
-
-void VisibleAreaManager::DeactivateCurrentSlideTracking (void)
-{
- mbIsCurrentSlideTrackingActive = false;
-}
-
-
-
-
-void VisibleAreaManager::RequestVisible (
- const model::SharedPageDescriptor& rpDescriptor,
- const bool bForce)
-{
- if (rpDescriptor)
- {
- if (mnDisableCount == 0)
- {
- maVisibleRequests.push_back(
- mrSlideSorter.GetView().GetLayouter().GetPageObjectBox(
- rpDescriptor->GetPageIndex(),
- true));
- }
- if (bForce && ! mbIsCurrentSlideTrackingActive)
- ActivateCurrentSlideTracking();
- MakeVisible();
- }
-}
-
-
-
-
-void VisibleAreaManager::RequestCurrentSlideVisible (void)
-{
- if (mbIsCurrentSlideTrackingActive && mnDisableCount==0)
- RequestVisible(
- mrSlideSorter.GetController().GetCurrentSlideManager()->GetCurrentSlide());
-}
-
-
-
-
-void VisibleAreaManager::MakeVisible (void)
-{
- if (maVisibleRequests.empty())
- return;
-
- SharedSdWindow pWindow (mrSlideSorter.GetContentWindow());
- if ( ! pWindow)
- return;
- const Point aCurrentTopLeft (pWindow->PixelToLogic(Point(0,0)));
-
- const ::boost::optional<Point> aNewVisibleTopLeft (GetRequestedTopLeft());
- maVisibleRequests.clear();
- if ( ! aNewVisibleTopLeft)
- return;
-
- // We now know what the visible area shall be. Scroll accordingly
- // unless that is not already the visible area or a running scroll
- // animation has it as its target area.
- if (mnScrollAnimationId!=Animator::NotAnAnimationId
- && maRequestedVisibleTopLeft==aNewVisibleTopLeft)
- return;
-
- // Stop a running animation.
- if (mnScrollAnimationId != Animator::NotAnAnimationId)
- mrSlideSorter.GetController().GetAnimator()->RemoveAnimation(mnScrollAnimationId);
-
- maRequestedVisibleTopLeft = aNewVisibleTopLeft.get();
- VisibleAreaScroller aAnimation(
- mrSlideSorter,
- aCurrentTopLeft,
- maRequestedVisibleTopLeft);
- if (meRequestedAnimationMode==Animator::AM_Animated
- && mrSlideSorter.GetProperties()->IsSmoothSelectionScrolling())
- {
- mnScrollAnimationId = mrSlideSorter.GetController().GetAnimator()->AddAnimation(
- aAnimation,
- 0,
- 300);
- }
- else
- {
- // Execute the animation at its final value.
- aAnimation(1.0);
- }
- meRequestedAnimationMode = Animator::AM_Immediate;
-}
-
-
-
-
-::boost::optional<Point> VisibleAreaManager::GetRequestedTopLeft (void) const
-{
- SharedSdWindow pWindow (mrSlideSorter.GetContentWindow());
- if ( ! pWindow)
- return ::boost::optional<Point>();
-
- // Get the currently visible area and the model area.
- const Rectangle aVisibleArea (pWindow->PixelToLogic(
- Rectangle(
- Point(0,0),
- pWindow->GetOutputSizePixel())));
- const Rectangle aModelArea (mrSlideSorter.GetView().GetModelArea());
-
- sal_Int32 nVisibleTop (aVisibleArea.Top());
- const sal_Int32 nVisibleWidth (aVisibleArea.GetWidth());
- sal_Int32 nVisibleLeft (aVisibleArea.Left());
- const sal_Int32 nVisibleHeight (aVisibleArea.GetHeight());
-
- // Find the longest run of boxes whose union fits into the visible area.
- Rectangle aBoundingBox;
- for (::std::vector<Rectangle>::const_iterator
- iBox(maVisibleRequests.begin()),
- iEnd(maVisibleRequests.end());
- iBox!=iEnd;
- ++iBox)
- {
- if (nVisibleTop+nVisibleHeight <= iBox->Bottom())
- nVisibleTop = iBox->Bottom()-nVisibleHeight;
- if (nVisibleTop > iBox->Top())
- nVisibleTop = iBox->Top();
-
- if (nVisibleLeft+nVisibleWidth <= iBox->Right())
- nVisibleLeft = iBox->Right()-nVisibleWidth;
- if (nVisibleLeft > iBox->Left())
- nVisibleLeft = iBox->Left();
-
- // Make sure the visible area does not move outside the model area.
- if (nVisibleTop + nVisibleHeight > aModelArea.Bottom())
- nVisibleTop = aModelArea.Bottom() - nVisibleHeight;
- if (nVisibleTop < aModelArea.Top())
- nVisibleTop = aModelArea.Top();
-
- if (nVisibleLeft + nVisibleWidth > aModelArea.Right())
- nVisibleLeft = aModelArea.Right() - nVisibleWidth;
- if (nVisibleLeft < aModelArea.Left())
- nVisibleLeft = aModelArea.Left();
- }
-
- const Point aRequestedTopLeft (nVisibleLeft, nVisibleTop);
- if (aRequestedTopLeft == aVisibleArea.TopLeft())
- return ::boost::optional<Point>();
- else
- return ::boost::optional<Point>(aRequestedTopLeft);
-}
-
-
-
-
-//===== VisibleAreaManager::TemporaryDisabler =================================
-
-VisibleAreaManager::TemporaryDisabler::TemporaryDisabler (SlideSorter& rSlideSorter)
- : mrVisibleAreaManager(rSlideSorter.GetController().GetVisibleAreaManager())
-{
- ++mrVisibleAreaManager.mnDisableCount;
-}
-
-
-
-
-VisibleAreaManager::TemporaryDisabler::~TemporaryDisabler (void)
-{
- --mrVisibleAreaManager.mnDisableCount;
-}
-
-
-
-//===== VerticalVisibleAreaScroller ===========================================
-
-namespace {
-
-const static sal_Int32 gnMaxScrollDistance = 300;
-
-VisibleAreaScroller::VisibleAreaScroller (
- SlideSorter& rSlideSorter,
- const Point aStart,
- const Point aEnd)
- : mrSlideSorter(rSlideSorter),
- maStart(aStart),
- maEnd(aEnd),
- maAccelerationFunction(
- controller::AnimationParametricFunction(
- controller::AnimationBezierFunction (0.1,0.6)))
-{
- // When the distance to scroll is larger than a threshold then first
- // jump to within this distance of the final value and start the
- // animation from there.
- if (abs(aStart.X()-aEnd.X()) > gnMaxScrollDistance)
- {
- if (aStart.X() < aEnd.X())
- maStart.X() = aEnd.X()-gnMaxScrollDistance;
- else
- maStart.X() = aEnd.X()+gnMaxScrollDistance;
- }
- if (abs(aStart.Y()-aEnd.Y()) > gnMaxScrollDistance)
- {
- if (aStart.Y() < aEnd.Y())
- maStart.Y() = aEnd.Y()-gnMaxScrollDistance;
- else
- maStart.Y() = aEnd.Y()+gnMaxScrollDistance;
- }
-}
-
-
-
-
-void VisibleAreaScroller::operator() (const double nTime)
-{
- const double nLocalTime (maAccelerationFunction(nTime));
- mrSlideSorter.GetController().GetScrollBarManager().SetTopLeft(
- Point(
- sal_Int32(0.5 + maStart.X() * (1.0 - nLocalTime) + maEnd.X() * nLocalTime),
- sal_Int32 (0.5 + maStart.Y() * (1.0 - nLocalTime) + maEnd.Y() * nLocalTime)));
-}
-
-} // end of anonymous namespace
-
-} } } // end of namespace ::sd::slidesorter::controller
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