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Diffstat (limited to 'sd/source/ui/slidesorter/view/SlsLayouter.cxx')
| -rw-r--r-- | sd/source/ui/slidesorter/view/SlsLayouter.cxx | 1555 |
1 files changed, 0 insertions, 1555 deletions
diff --git a/sd/source/ui/slidesorter/view/SlsLayouter.cxx b/sd/source/ui/slidesorter/view/SlsLayouter.cxx deleted file mode 100644 index 19ec3bc64..000000000 --- a/sd/source/ui/slidesorter/view/SlsLayouter.cxx +++ /dev/null @@ -1,1555 +0,0 @@ -/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ -/************************************************************************* - * - * 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 "view/SlsLayouter.hxx" -#include "model/SlideSorterModel.hxx" -#include "model/SlsPageDescriptor.hxx" -#include "Window.hxx" -#include <rtl/math.hxx> -#include <basegfx/numeric/ftools.hxx> - -namespace { - sal_Int32 RoundToInt (const double nValue) - { - return sal_Int32(::rtl::math::round(nValue)); - } -} - - -namespace sd { namespace slidesorter { namespace view { - -class Layouter::Implementation -{ -public: - SharedSdWindow mpWindow; - sal_Int32 mnRequestedLeftBorder; - sal_Int32 mnRequestedRightBorder; - sal_Int32 mnRequestedTopBorder; - sal_Int32 mnRequestedBottomBorder; - sal_Int32 mnLeftBorder; - sal_Int32 mnRightBorder; - sal_Int32 mnTopBorder; - sal_Int32 mnBottomBorder; - sal_Int32 mnVerticalGap; - sal_Int32 mnHorizontalGap; - Size maMinimalSize; - Size maPreferredSize; - Size maMaximalSize; - sal_Int32 mnMinimalColumnCount; - sal_Int32 mnMaximalColumnCount; - sal_Int32 mnPageCount; - sal_Int32 mnColumnCount; - sal_Int32 mnRowCount; - /// The maximum number of columns. Can only be larger than the current - /// number of columns when there are not enough pages to fill all - /// available columns. - sal_Int32 mnMaxColumnCount; - /// The maximum number of rows. Can only be larger than the current - /// number of rows when there are not enough pages to fill all available - /// rows. - sal_Int32 mnMaxRowCount; - Size maPageObjectSize; - ::boost::shared_ptr<PageObjectLayouter> mpPageObjectLayouter; - ::boost::shared_ptr<view::Theme> mpTheme; - - /** Specify how the gap between two page objects is associated with the - page objects. - */ - enum GapMembership { - GM_NONE, // Gap is not associated with any page object. - GM_PREVIOUS, // The whole gap is associated with the previous page - // object (left or above the gap.) - GM_BOTH, // Half of the gap is associated with previous, half - // with the next page object. - GM_NEXT, // The whole gap is associated with the next page - // object (right or below the gap.) - GM_PAGE_BORDER - }; - - static Implementation* Create ( - const Implementation& rImplementation, - const Layouter::Orientation eOrientation); - - virtual Layouter::Orientation GetOrientation (void) const = 0; - - bool Rearrange ( - const Size& rWindowSize, - const Size& rPreviewModelSize, - const sal_uInt32 nPageCount); - - /** Calculate the row that the point with the given vertical coordinate - is over. The horizontal component is ignored. - @param nYPosition - Vertical position in model coordinates. - @param bIncludeBordersAndGaps - When this flag is <TRUE/> then the area of borders and gaps are - interpreted as belonging to one of the rows. - @param eGapMembership - Specifies to what row the gap areas belong. Here GM_NONE - corresponds to bIncludeBordersAndGaps being <FALSE/>. When - GM_BOTH is given then the upper half is associated to the row - above and the lower half to the row below. Values of - GM_PREVIOUS and GM_NEXT associate the whole gap area with the - row above or below respectively. - */ - sal_Int32 GetRowAtPosition ( - sal_Int32 nYPosition, - bool bIncludeBordersAndGaps, - GapMembership eGapMembership = GM_NONE) const; - - /** Calculate the column that the point with the given horizontal - coordinate is over. The verical component is ignored. - @param nXPosition - Horizontal position in model coordinates. - @param bIncludeBordersAndGaps - When this flag is <TRUE/> then the area of borders and gaps are - interpreted as belonging to one of the columns. - @param eGapMembership - Specifies to what column the gap areas belong. - */ - sal_Int32 GetColumnAtPosition ( - sal_Int32 nXPosition, - bool bIncludeBordersAndGaps, - GapMembership eGapMembership = GM_NONE) const; - - /** This method is typically called from GetRowAtPosition() and - GetColumnAtPosition() to handle a position that lies inside the gap - between two adjacent rows or columns. - @param nDistanceIntoGap - Vertical distance from the bottom of the upper row down into the - gap or or horizontal distance from the right edge right into the - gap. - @param eGapMemberhship - This value decides what areas in the gap belong to which (or no) - row or column. - @param nIndex - The row index of the upper row or the column index of the left - column. - @param nGap - Width or height of the gap in model coordiantes between the - page borders. - @return - Returns either the index of the upper row (as given as nRow), the - index of the lower row (nRow+1) or -1 to indicate that the - position belongs to no row. - */ - sal_Int32 ResolvePositionInGap ( - sal_Int32 nDistanceIntoGap, - GapMembership eGapMembership, - sal_Int32 nIndex, - sal_Int32 nGap) const; - - /** Calculate the logical part of the insert position, i.e. the page - after whicht to insert. - */ - virtual void CalculateLogicalInsertPosition ( - const Point& rModelPosition, - InsertPosition& rPosition) const = 0; - - /** Calculate the geometrical part of the insert position, i.e. the - location of where to display the insertion indicator and the - distances about which the leading and trailing pages have to be - moved to make room for the indicator. - */ - void CalculateGeometricPosition ( - InsertPosition& rPosition, - const Size& rIndicatorSize, - const bool bIsVertical, - model::SlideSorterModel& rModel) const; - - /** Return the bounding box of the preview or, when selected, of the page - object. Thus, it returns something like a visual bounding box. - */ - Rectangle GetInnerBoundingBox ( - model::SlideSorterModel& rModel, - const sal_Int32 nIndex) const; - - Range GetValidHorizontalSizeRange (void) const; - Range GetValidVerticalSizeRange (void) const; - - Range GetRangeOfVisiblePageObjects (const Rectangle& aVisibleArea) const; - sal_Int32 GetIndex ( - const sal_Int32 nRow, - const sal_Int32 nColumn, - const bool bClampToValidRange) const; - - Rectangle GetPageObjectBox ( - const sal_Int32 nIndex, - const bool bIncludeBorderAndGap = false) const; - - Rectangle GetPageObjectBox ( - const sal_Int32 nRow, - const sal_Int32 nColumn) const; - - Rectangle AddBorderAndGap ( - const Rectangle& rBoundingBox, - const sal_Int32 nRow, - const sal_Int32 nColumn) const; - - Rectangle GetTotalBoundingBox (void) const; - - virtual ~Implementation (void); - -protected: - Implementation ( - const SharedSdWindow& rpWindow, - const ::boost::shared_ptr<view::Theme>& rpTheme); - Implementation (const Implementation& rImplementation); - - virtual void CalculateRowAndColumnCount (const Size& rWindowSize) = 0; - virtual void CalculateMaxRowAndColumnCount (const Size& rWindowSize) = 0; - virtual Size CalculateTargetSize ( - const Size& rWindowSize, - const Size& rPreviewModelSize) const = 0; - Size GetTargetSize ( - const Size& rWindowSize, - const Size& rPreviewModelSize, - const bool bCalculateWidth, - const bool bCalculateHeight) const; - void CalculateVerticalLogicalInsertPosition ( - const Point& rModelPosition, - InsertPosition& rPosition) const; -}; - - -/** The vertical layouter has one column and as many rows as there are - pages. -*/ -class VerticalImplementation : public Layouter::Implementation -{ -public: - VerticalImplementation ( - const SharedSdWindow& rpWindow, - const ::boost::shared_ptr<view::Theme>& rpTheme); - VerticalImplementation (const Implementation& rImplementation); - - virtual Layouter::Orientation GetOrientation (void) const; - - void CalculateLogicalInsertPosition ( - const Point& rModelPosition, - InsertPosition& rPosition) const; - -protected: - virtual void CalculateRowAndColumnCount (const Size& rWindowSize); - virtual void CalculateMaxRowAndColumnCount (const Size& rWindowSize); - virtual Size CalculateTargetSize ( - const Size& rWindowSize, - const Size& rPreviewModelSize) const; -}; - - -/** The horizontal layouter has one row and as many columns as there are - pages. -*/ -class HorizontalImplementation : public Layouter::Implementation -{ -public: - HorizontalImplementation ( - const SharedSdWindow& rpWindow, - const ::boost::shared_ptr<view::Theme>& rpTheme); - HorizontalImplementation (const Implementation& rImplementation); - - virtual Layouter::Orientation GetOrientation (void) const; - - void CalculateLogicalInsertPosition ( - const Point& rModelPosition, - InsertPosition& rPosition) const; - -protected: - virtual void CalculateRowAndColumnCount (const Size& rWindowSize); - virtual void CalculateMaxRowAndColumnCount (const Size& rWindowSize); - virtual Size CalculateTargetSize ( - const Size& rWindowSize, - const Size& rPreviewModelSize) const; -}; - - -/** The number of columns of the grid layouter is defined via a control in - the slide sorter tool bar. The number of rows is calculated from the - number of columns and the number of pages. -*/ -class GridImplementation : public Layouter::Implementation -{ -public: - GridImplementation ( - const SharedSdWindow& rpWindow, - const ::boost::shared_ptr<view::Theme>& rpTheme); - GridImplementation (const Implementation& rImplementation); - - virtual Layouter::Orientation GetOrientation (void) const; - - void CalculateLogicalInsertPosition ( - const Point& rModelPosition, - InsertPosition& rPosition) const; - -protected: - virtual void CalculateRowAndColumnCount (const Size& rWindowSize); - virtual void CalculateMaxRowAndColumnCount (const Size& rWindowSize); - virtual Size CalculateTargetSize ( - const Size& rWindowSize, - const Size& rPreviewModelSize) const; -}; - - - - -//===== Layouter ============================================================== - -Layouter::Layouter ( - const SharedSdWindow& rpWindow, - const ::boost::shared_ptr<Theme>& rpTheme) - : mpImplementation(new GridImplementation(rpWindow, rpTheme)), - mpWindow(rpWindow) -{ -} - - - - -Layouter::~Layouter (void) -{ -} - - - - -::boost::shared_ptr<PageObjectLayouter> Layouter::GetPageObjectLayouter (void) const -{ - return mpImplementation->mpPageObjectLayouter; -} - - - - -void Layouter::SetBorders ( - sal_Int32 nLeftBorder, - sal_Int32 nRightBorder, - sal_Int32 nTopBorder, - sal_Int32 nBottomBorder) -{ - if (nLeftBorder >= 0) - mpImplementation->mnRequestedLeftBorder = nLeftBorder; - if (nRightBorder >= 0) - mpImplementation->mnRequestedRightBorder = nRightBorder; - if (nTopBorder >= 0) - mpImplementation->mnRequestedTopBorder = nTopBorder; - if (nBottomBorder >= 0) - mpImplementation->mnRequestedBottomBorder = nBottomBorder; -} - - - - -void Layouter::SetColumnCount ( - sal_Int32 nMinimalColumnCount, - sal_Int32 nMaximalColumnCount) -{ - if (nMinimalColumnCount <= nMaximalColumnCount) - { - mpImplementation->mnMinimalColumnCount = nMinimalColumnCount; - mpImplementation->mnMaximalColumnCount = nMaximalColumnCount; - } -} - - - - -bool Layouter::Rearrange ( - const Orientation eOrientation, - const Size& rWindowSize, - const Size& rPageSize, - const sal_uInt32 nPageCount) -{ - OSL_ASSERT(mpWindow); - - if (eOrientation != mpImplementation->GetOrientation()) - mpImplementation.reset(Implementation::Create(*mpImplementation, eOrientation)); - - return mpImplementation->Rearrange(rWindowSize, rPageSize, nPageCount); -} - - - - -void Layouter::_SetZoom (double nZoomFactor) -{ - _SetZoom(Fraction(nZoomFactor)); -} - - - - -void Layouter::_SetZoom (Fraction nZoomFactor) -{ - OSL_ASSERT(mpWindow); - - MapMode aMapMode (mpWindow->GetMapMode()); - aMapMode.SetScaleX (nZoomFactor); - aMapMode.SetScaleY (nZoomFactor); - mpWindow->SetMapMode (aMapMode); -} - - - - -sal_Int32 Layouter::GetColumnCount (void) const -{ - return mpImplementation->mnColumnCount; -} - - - - -sal_Int32 Layouter::GetRowCount (void) const -{ - return mpImplementation->mnRowCount; -} - - - - -sal_Int32 Layouter::GetRow (const sal_Int32 nIndex) const -{ - return nIndex / mpImplementation->mnColumnCount; -} - - - - -sal_Int32 Layouter::GetColumn (const sal_Int32 nIndex) const -{ - return nIndex % mpImplementation->mnColumnCount; -} - - - - -sal_Int32 Layouter::GetIndex (const sal_Int32 nRow, const sal_Int32 nColumn) const -{ - return mpImplementation->GetIndex(nRow,nColumn,true); -} - - - - -Size Layouter::GetPageObjectSize (void) const -{ - return mpImplementation->maPageObjectSize; -} - - - - -Rectangle Layouter::GetPageObjectBox ( - const sal_Int32 nIndex, - const bool bIncludeBorderAndGap) const -{ - return mpImplementation->GetPageObjectBox(nIndex, bIncludeBorderAndGap); -} - - - - -Rectangle Layouter::GetTotalBoundingBox (void) const -{ - return mpImplementation->GetTotalBoundingBox(); -} - - - - -InsertPosition Layouter::GetInsertPosition ( - const Point& rModelPosition, - const Size& rIndicatorSize, - model::SlideSorterModel& rModel) const -{ - InsertPosition aPosition; - mpImplementation->CalculateLogicalInsertPosition( - rModelPosition, - aPosition); - mpImplementation->CalculateGeometricPosition( - aPosition, - rIndicatorSize, - GetColumnCount()==1, - rModel); - return aPosition; -} - - - - -Range Layouter::GetValidHorizontalSizeRange (void) const -{ - return mpImplementation->GetValidHorizontalSizeRange(); -} - - - - -Range Layouter::GetValidVerticalSizeRange (void) const -{ - return mpImplementation->GetValidVerticalSizeRange(); -} - - - - -Range Layouter::GetRangeOfVisiblePageObjects (const Rectangle& aVisibleArea) const -{ - return mpImplementation->GetRangeOfVisiblePageObjects(aVisibleArea); -} - - - - -sal_Int32 Layouter::GetIndexAtPoint ( - const Point& rPosition, - const bool bIncludePageBorders, - const bool bClampToValidRange) const -{ - const sal_Int32 nRow ( - mpImplementation->GetRowAtPosition ( - rPosition.Y(), - bIncludePageBorders, - bIncludePageBorders ? Implementation::GM_PAGE_BORDER : Implementation::GM_NONE)); - const sal_Int32 nColumn ( - mpImplementation->GetColumnAtPosition ( - rPosition.X(), - bIncludePageBorders, - bIncludePageBorders ? Implementation::GM_PAGE_BORDER : Implementation::GM_NONE)); - - return mpImplementation->GetIndex(nRow,nColumn,bClampToValidRange); -} - - - - -//===== Layouter::Implementation ============================================== - -Layouter::Implementation* Layouter::Implementation::Create ( - const Implementation& rImplementation, - const Layouter::Orientation eOrientation) -{ - switch (eOrientation) - { - case HORIZONTAL: return new HorizontalImplementation(rImplementation); - case VERTICAL: return new VerticalImplementation(rImplementation); - case GRID: - default: return new GridImplementation(rImplementation); - } -} - - - - -Layouter::Implementation::Implementation ( - const SharedSdWindow& rpWindow, - const ::boost::shared_ptr<view::Theme>& rpTheme) - : mpWindow(rpWindow), - mnRequestedLeftBorder(5), - mnRequestedRightBorder(5), - mnRequestedTopBorder(5), - mnRequestedBottomBorder(5), - mnLeftBorder(5), - mnRightBorder(5), - mnTopBorder(5), - mnBottomBorder(5), - mnVerticalGap (10 - 2*rpTheme->GetIntegerValue(Theme::Integer_FocusIndicatorWidth)), - mnHorizontalGap(10 - 2*rpTheme->GetIntegerValue(Theme::Integer_FocusIndicatorWidth)), - maMinimalSize(132,98), - maPreferredSize(200,150), - maMaximalSize(300,200), - mnMinimalColumnCount(1), - mnMaximalColumnCount(15), - mnPageCount(0), - mnColumnCount(1), - mnRowCount(0), - mnMaxColumnCount(0), - mnMaxRowCount(0), - maPageObjectSize(1,1), - mpPageObjectLayouter(), - mpTheme(rpTheme) -{ -} - - - - -Layouter::Implementation::Implementation (const Implementation& rImplementation) - : mpWindow(rImplementation.mpWindow), - mnRequestedLeftBorder(rImplementation.mnRequestedLeftBorder), - mnRequestedRightBorder(rImplementation.mnRequestedRightBorder), - mnRequestedTopBorder(rImplementation.mnRequestedTopBorder), - mnRequestedBottomBorder(rImplementation.mnRequestedBottomBorder), - mnLeftBorder(rImplementation.mnLeftBorder), - mnRightBorder(rImplementation.mnRightBorder), - mnTopBorder(rImplementation.mnTopBorder), - mnBottomBorder(rImplementation.mnBottomBorder), - mnVerticalGap(rImplementation.mnVerticalGap), - mnHorizontalGap(rImplementation.mnHorizontalGap), - maMinimalSize(rImplementation.maMinimalSize), - maPreferredSize(rImplementation.maPreferredSize), - maMaximalSize(rImplementation.maMaximalSize), - mnMinimalColumnCount(rImplementation.mnMinimalColumnCount), - mnMaximalColumnCount(rImplementation.mnMaximalColumnCount), - mnPageCount(rImplementation.mnPageCount), - mnColumnCount(rImplementation.mnColumnCount), - mnRowCount(rImplementation.mnRowCount), - mnMaxColumnCount(rImplementation.mnMaxColumnCount), - mnMaxRowCount(rImplementation.mnMaxRowCount), - maPageObjectSize(rImplementation.maPageObjectSize), - mpPageObjectLayouter(), - mpTheme(rImplementation.mpTheme) -{ -} - - - - -Layouter::Implementation::~Implementation (void) -{ -} - - - - -bool Layouter::Implementation::Rearrange ( - const Size& rWindowSize, - const Size& rPreviewModelSize, - const sal_uInt32 nPageCount) -{ - mnPageCount = nPageCount; - - // Return early when the window or the model have not yet been initialized. - if (rWindowSize.Width()<=0 || rWindowSize.Height()<=0) - return false; - if (rPreviewModelSize.Width()<=0 || rPreviewModelSize.Height()<=0) - return false; - - CalculateRowAndColumnCount(rWindowSize); - - // Update the border values. - mnLeftBorder = mnRequestedLeftBorder; - mnTopBorder = mnRequestedTopBorder; - mnRightBorder = mnRequestedRightBorder; - mnBottomBorder = mnRequestedBottomBorder; - if (mnColumnCount > 1) - { - int nMinimumBorderWidth = mnHorizontalGap/2; - if (mnLeftBorder < nMinimumBorderWidth) - mnLeftBorder = nMinimumBorderWidth; - if (mnRightBorder < nMinimumBorderWidth) - mnRightBorder = nMinimumBorderWidth; - } - else - { - int nMinimumBorderHeight = mnVerticalGap/2; - if (mnTopBorder < nMinimumBorderHeight) - mnTopBorder = nMinimumBorderHeight; - if (mnBottomBorder < nMinimumBorderHeight) - mnBottomBorder = nMinimumBorderHeight; - } - - mpPageObjectLayouter.reset( - new PageObjectLayouter( - mpTheme, - CalculateTargetSize(rWindowSize, rPreviewModelSize), - rPreviewModelSize, - mpWindow, - mnPageCount)); - maPageObjectSize = mpPageObjectLayouter->GetSize( - PageObjectLayouter::FocusIndicator, - PageObjectLayouter::WindowCoordinateSystem); - - CalculateMaxRowAndColumnCount(rWindowSize); - - return true; -} - - - - -sal_Int32 Layouter::Implementation::GetRowAtPosition ( - sal_Int32 nYPosition, - bool bIncludeBordersAndGaps, - GapMembership eGapMembership) const -{ - sal_Int32 nRow = -1; - - const sal_Int32 nY = nYPosition - mnTopBorder; - if (nY >= 0) - { - // Vertical distance from one row to the next. - const sal_Int32 nRowOffset (maPageObjectSize.Height() + mnVerticalGap); - - // Calculate row consisting of page objects and gap below. - nRow = nY / nRowOffset; - - const sal_Int32 nDistanceIntoGap ((nY - nRow*nRowOffset) - maPageObjectSize.Height()); - // When inside the gap below then nYPosition is not over a page - // object. - if (nDistanceIntoGap > 0) - nRow = ResolvePositionInGap ( - nDistanceIntoGap, - eGapMembership, - nRow, - mnVerticalGap); - } - else if (bIncludeBordersAndGaps) - { - // We are in the top border area. Set nRow to the first row when - // the top border shall be considered to belong to the first row. - nRow = 0; - } - - return nRow; -} - - - - -sal_Int32 Layouter::Implementation::GetColumnAtPosition ( - sal_Int32 nXPosition, - bool bIncludeBordersAndGaps, - GapMembership eGapMembership) const -{ - sal_Int32 nColumn = -1; - - sal_Int32 nX = nXPosition - mnLeftBorder; - if (nX >= 0) - { - // Horizontal distance from one column to the next. - const sal_Int32 nColumnOffset (maPageObjectSize.Width() + mnHorizontalGap); - - // Calculate row consisting of page objects and gap below. - nColumn = nX / nColumnOffset; - if (nColumn < 0) - nColumn = 0; - else if (nColumn >= mnColumnCount) - nColumn = mnColumnCount-1; - - const sal_Int32 nDistanceIntoGap ((nX - nColumn*nColumnOffset) - maPageObjectSize.Width()); - // When inside the gap at the right then nXPosition is not over a - // page object. - if (nDistanceIntoGap > 0) - nColumn = ResolvePositionInGap ( - nDistanceIntoGap, - eGapMembership, - nColumn, - mnHorizontalGap); - } - else if (bIncludeBordersAndGaps) - { - // We are in the left border area. Set nColumn to the first column - // when the left border shall be considered to belong to the first - // column. - nColumn = 0; - } - return nColumn; -} - - - - -sal_Int32 Layouter::Implementation::ResolvePositionInGap ( - sal_Int32 nDistanceIntoGap, - GapMembership eGapMembership, - sal_Int32 nIndex, - sal_Int32 nGap) const -{ - switch (eGapMembership) - { - case GM_NONE: - // The gap is no man's land. - nIndex = -1; - break; - - case GM_BOTH: - { - // The lower half of the gap belongs to the next row or column. - sal_Int32 nFirstHalfGapWidth = nGap / 2; - if (nDistanceIntoGap > nFirstHalfGapWidth) - nIndex ++; - break; - } - - case GM_PREVIOUS: - // Row or column already at correct value. - break; - - case GM_NEXT: - // The complete gap belongs to the next row or column. - nIndex ++; - break; - - case GM_PAGE_BORDER: - if (nDistanceIntoGap > 0) - { - if (nDistanceIntoGap > nGap) - { - // Inside the border of the next row or column. - nIndex ++; - } - else - { - // Inside the gap between the page borders. - nIndex = -1; - } - } - break; - - default: - nIndex = -1; - } - - return nIndex; -} - - - - -void Layouter::Implementation::CalculateGeometricPosition ( - InsertPosition& rPosition, - const Size& rIndicatorSize, - const bool bIsVertical, - model::SlideSorterModel& rModel) const -{ - // 1. Determine right/bottom of the leading page and the left/top of the - // trailing page object and how to distribute the missing space. - sal_Int32 nLeadingLocation (0); - sal_Int32 nTrailingLocation (0); - bool bIsLeadingFixed (false); - bool bIsTrailingFixed (false); - sal_Int32 nSecondaryLocation (0); - const sal_Int32 nIndex (rPosition.GetIndex()); - - if (rPosition.IsAtRunStart()) - { - // Place indicator at the top of the column. - const Rectangle aOuterBox (GetPageObjectBox(nIndex)); - const Rectangle aInnerBox (GetInnerBoundingBox(rModel, nIndex)); - if (bIsVertical) - { - nLeadingLocation = aOuterBox.Top(); - nTrailingLocation = aInnerBox.Top(); - nSecondaryLocation = aInnerBox.Center().X(); - } - else - { - nLeadingLocation = aOuterBox.Left(); - nTrailingLocation = aInnerBox.Left(); - nSecondaryLocation = aInnerBox.Center().Y(); - } - bIsLeadingFixed = true; - } - else if (rPosition.IsAtRunEnd()) - { - // Place indicator at the bottom/right of the column/row. - - const Rectangle aOuterBox (GetPageObjectBox(nIndex-1)); - const Rectangle aInnerBox (GetInnerBoundingBox(rModel, nIndex-1)); - if (bIsVertical) - { - nLeadingLocation = aInnerBox.Bottom(); - nTrailingLocation = aOuterBox.Bottom(); - nSecondaryLocation = aInnerBox.Center().X(); - } - else - { - nLeadingLocation = aInnerBox.Right(); - nTrailingLocation = aOuterBox.Right(); - nSecondaryLocation = aInnerBox.Center().Y(); - } - bIsTrailingFixed = true; - if ( ! rPosition.IsExtraSpaceNeeded()) - bIsLeadingFixed = true; - } - else - { - // Place indicator between two rows/columns. - const Rectangle aBox1 (GetInnerBoundingBox(rModel, nIndex-1)); - const Rectangle aBox2 (GetInnerBoundingBox(rModel, nIndex)); - if (bIsVertical) - { - nLeadingLocation = aBox1.Bottom(); - nTrailingLocation = aBox2.Top(); - nSecondaryLocation = (aBox1.Center().X() + aBox2.Center().X()) / 2; - } - else - { - nLeadingLocation = aBox1.Right(); - nTrailingLocation = aBox2.Left(); - nSecondaryLocation = (aBox1.Center().Y() + aBox2.Center().Y()) / 2; - } - } - - // 2. Calculate the location of the insert indicator and the offsets of - // leading and trailing pages. - const sal_Int32 nAvailableSpace (nTrailingLocation - nLeadingLocation); - const sal_Int32 nRequiredSpace (bIsVertical ? rIndicatorSize.Height():rIndicatorSize.Width()); - const sal_Int32 nMissingSpace (::std::max(sal_Int32(0), nRequiredSpace - nAvailableSpace)); - sal_Int32 nPrimaryLocation (0); - sal_Int32 nLeadingOffset (0); - sal_Int32 nTrailingOffset (0); - if (bIsLeadingFixed) - { - nPrimaryLocation = nLeadingLocation + nRequiredSpace/2; - if ( ! bIsTrailingFixed) - nTrailingOffset = nMissingSpace; - } - else if (bIsTrailingFixed) - { - nPrimaryLocation = nTrailingLocation - nRequiredSpace/2; - nLeadingOffset = -nMissingSpace; - } - else - { - nPrimaryLocation = (nLeadingLocation + nTrailingLocation) /2; - nLeadingOffset = -nMissingSpace/2; - nTrailingOffset = nMissingSpace + nLeadingOffset; - } - - if (bIsVertical) - { - rPosition.SetGeometricalPosition( - Point(nSecondaryLocation, nPrimaryLocation), - Point(0, nLeadingOffset), - Point(0, nTrailingOffset)); - } - else - { - rPosition.SetGeometricalPosition( - Point(nPrimaryLocation, nSecondaryLocation), - Point(nLeadingOffset, 0), - Point(nTrailingOffset, 0)); - } -} - - - - -Rectangle Layouter::Implementation::GetInnerBoundingBox ( - model::SlideSorterModel& rModel, - const sal_Int32 nIndex) const -{ - model::SharedPageDescriptor pDescriptor (rModel.GetPageDescriptor(nIndex)); - if ( ! pDescriptor) - return Rectangle(); - - const Point aLocation (pDescriptor->GetLocation(true)); - if (pDescriptor->HasState(model::PageDescriptor::ST_Selected)) - return mpPageObjectLayouter->GetBoundingBox( - aLocation, - PageObjectLayouter::PageObject, - PageObjectLayouter::ModelCoordinateSystem); - else - return mpPageObjectLayouter->GetBoundingBox( - aLocation, - PageObjectLayouter::Preview, - PageObjectLayouter::ModelCoordinateSystem); -} - - - - -Range Layouter::Implementation::GetValidHorizontalSizeRange (void) const -{ - return Range( - mnLeftBorder + maMinimalSize.Width() + mnRightBorder, - mnLeftBorder + maMaximalSize.Width() + mnRightBorder); -} - - - - -Range Layouter::Implementation::GetValidVerticalSizeRange (void) const -{ - return Range( - mnTopBorder + maMinimalSize.Height() + mnBottomBorder, - mnTopBorder + maMaximalSize.Height() + mnBottomBorder); -} - - - - -Range Layouter::Implementation::GetRangeOfVisiblePageObjects (const Rectangle& aVisibleArea) const -{ - const sal_Int32 nRow0 (GetRowAtPosition(aVisibleArea.Top(), true, GM_NEXT)); - const sal_Int32 nCol0 (GetColumnAtPosition(aVisibleArea.Left(),true, GM_NEXT)); - const sal_Int32 nRow1 (GetRowAtPosition(aVisibleArea.Bottom(), true, GM_PREVIOUS)); - const sal_Int32 nCol1 (GetColumnAtPosition(aVisibleArea.Right(), true, GM_PREVIOUS)); - - // When start and end lie in different rows then the range may include - // slides outside (left or right of) the given area. - return Range(GetIndex(nRow0,nCol0,true), GetIndex(nRow1,nCol1,true)); -} - - - - -Size Layouter::Implementation::GetTargetSize ( - const Size& rWindowSize, - const Size& rPreviewModelSize, - const bool bCalculateWidth, - const bool bCalculateHeight) const -{ - (void)rPreviewModelSize; - - if (mnColumnCount<=0 || mnRowCount<=0) - return maPreferredSize; - if ( ! (bCalculateWidth || bCalculateHeight)) - { - OSL_ASSERT(bCalculateWidth || bCalculateHeight); - return maPreferredSize; - } - - // Calculate the width of each page object. - Size aTargetSize (0,0); - if (bCalculateWidth) - aTargetSize.setWidth( - (rWindowSize.Width() - mnLeftBorder - mnRightBorder - - (mnColumnCount-1) * mnHorizontalGap) - / mnColumnCount); - else if (bCalculateHeight) - aTargetSize.setHeight( - (rWindowSize.Height() - mnTopBorder - mnBottomBorder - - (mnRowCount-1) * mnVerticalGap) - / mnRowCount); - - if (bCalculateWidth) - { - if (aTargetSize.Width() < maMinimalSize.Width()) - aTargetSize.setWidth(maMinimalSize.Width()); - else if (aTargetSize.Width() > maMaximalSize.Width()) - aTargetSize.setWidth(maMaximalSize.Width()); - } - else if (bCalculateHeight) - { - if (aTargetSize.Height() < maMinimalSize.Height()) - aTargetSize.setHeight(maMinimalSize.Height()); - else if (aTargetSize.Height() > maMaximalSize.Height()) - aTargetSize.setHeight(maMaximalSize.Height()); - } - - return aTargetSize; -} - - - - -sal_Int32 Layouter::Implementation::GetIndex ( - const sal_Int32 nRow, - const sal_Int32 nColumn, - const bool bClampToValidRange) const -{ - if (nRow >= 0 && nColumn >= 0) - { - const sal_Int32 nIndex (nRow * mnColumnCount + nColumn); - if (nIndex >= mnPageCount) - if (bClampToValidRange) - return mnPageCount-1; - else - return -1; - else - return nIndex; - } - else if (bClampToValidRange) - return 0; - else - return -1; -} - - - - -Rectangle Layouter::Implementation::GetPageObjectBox ( - const sal_Int32 nIndex, - const bool bIncludeBorderAndGap) const -{ - const sal_Int32 nRow (nIndex / mnColumnCount); - const sal_Int32 nColumn (nIndex % mnColumnCount); - - const Rectangle aBoundingBox (GetPageObjectBox(nRow,nColumn)); - if (bIncludeBorderAndGap) - return AddBorderAndGap(aBoundingBox, nRow, nColumn); - else - return aBoundingBox; -} - - - - -Rectangle Layouter::Implementation::GetPageObjectBox ( - const sal_Int32 nRow, - const sal_Int32 nColumn) const -{ - return Rectangle( - Point (mnLeftBorder - + nColumn * maPageObjectSize.Width() - + (nColumn>0 ? nColumn : 0) * mnHorizontalGap, - mnTopBorder - + nRow * maPageObjectSize.Height() - + (nRow>0 ? nRow : 0) * mnVerticalGap), - maPageObjectSize); -} - - - - - -Rectangle Layouter::Implementation::AddBorderAndGap ( - const Rectangle& rBoundingBox, - const sal_Int32 nRow, - const sal_Int32 nColumn) const -{ - Rectangle aBoundingBox (rBoundingBox); - - if (nColumn == 0) - aBoundingBox.Left() = 0; - else - aBoundingBox.Left() -= mnHorizontalGap/2; - if (nColumn == mnColumnCount-1) - aBoundingBox.Right() += mnRightBorder; - else - aBoundingBox.Right() += mnHorizontalGap/2; - if (nRow == 0) - aBoundingBox.Top() = 0; - else - aBoundingBox.Top() -= mnVerticalGap/2; - if (nRow == mnRowCount-1) - aBoundingBox.Bottom() += mnBottomBorder; - else - aBoundingBox.Bottom() += mnVerticalGap/2; - return aBoundingBox; -} - - - - -Rectangle Layouter::Implementation::GetTotalBoundingBox (void) const -{ - sal_Int32 nHorizontalSize = 0; - sal_Int32 nVerticalSize = 0; - if (mnColumnCount > 0) - { - sal_Int32 nRowCount = (mnPageCount+mnColumnCount-1) / mnColumnCount; - nHorizontalSize = - mnLeftBorder - + mnRightBorder - + mnColumnCount * maPageObjectSize.Width(); - if (mnColumnCount > 1) - nHorizontalSize += (mnColumnCount-1) * mnHorizontalGap; - nVerticalSize = - mnTopBorder - + mnBottomBorder - + nRowCount * maPageObjectSize.Height(); - if (nRowCount > 1) - nVerticalSize += (nRowCount-1) * mnVerticalGap; - } - - return Rectangle ( - Point(0,0), - Size (nHorizontalSize, nVerticalSize) - ); -} - - - - -void Layouter::Implementation::CalculateVerticalLogicalInsertPosition ( - const Point& rModelPosition, - InsertPosition& rPosition) const -{ - const sal_Int32 nY = rModelPosition.Y() - mnTopBorder + maPageObjectSize.Height()/2; - const sal_Int32 nRowHeight (maPageObjectSize.Height() + mnVerticalGap); - const sal_Int32 nRow (::std::min(mnPageCount, nY / nRowHeight)); - rPosition.SetLogicalPosition ( - nRow, - 0, - nRow, - (nRow == 0), - (nRow == mnRowCount), - (nRow >= mnMaxRowCount)); -} - - - - -//===== HorizontalImplementation ================================================ - -HorizontalImplementation::HorizontalImplementation ( - const SharedSdWindow& rpWindow, - const ::boost::shared_ptr<view::Theme>& rpTheme) - : Implementation(rpWindow, rpTheme) -{ -} - - - - -HorizontalImplementation::HorizontalImplementation (const Implementation& rImplementation) - : Implementation(rImplementation) -{ -} - - - - -Layouter::Orientation HorizontalImplementation::GetOrientation (void) const -{ - return Layouter::HORIZONTAL; -} - - - - -void HorizontalImplementation::CalculateRowAndColumnCount (const Size& rWindowSize) -{ - (void)rWindowSize; - - // Row and column count are fixed (for a given page count.) - mnColumnCount = mnPageCount; - mnRowCount = 1; -} - - - - -void HorizontalImplementation::CalculateMaxRowAndColumnCount (const Size& rWindowSize) -{ - mnMaxColumnCount = (rWindowSize.Width() - mnLeftBorder - mnRightBorder) - / (maPageObjectSize.Width() + mnHorizontalGap); - mnMaxRowCount = 1; -} - - - - -Size HorizontalImplementation::CalculateTargetSize ( - const Size& rWindowSize, - const Size& rPreviewModelSize) const -{ - return Implementation::GetTargetSize(rWindowSize, rPreviewModelSize, false, true); -} - - - - -void HorizontalImplementation::CalculateLogicalInsertPosition ( - const Point& rModelPosition, - InsertPosition& rPosition) const -{ - const sal_Int32 nX = rModelPosition.X() - mnLeftBorder + maPageObjectSize.Width()/2; - const sal_Int32 nColumnWidth (maPageObjectSize.Width() + mnHorizontalGap); - const sal_Int32 nColumn (::std::min(mnPageCount, nX / nColumnWidth)); - rPosition.SetLogicalPosition ( - 0, - nColumn, - nColumn, - (nColumn == 0), - (nColumn == mnColumnCount), - (nColumn >= mnMaxColumnCount)); -} - - - - -//===== VerticalImplementation ================================================ - -VerticalImplementation::VerticalImplementation ( - const SharedSdWindow& rpWindow, - const ::boost::shared_ptr<view::Theme>& rpTheme) - : Implementation(rpWindow, rpTheme) -{ -} - - - - -VerticalImplementation::VerticalImplementation (const Implementation& rImplementation) - : Implementation(rImplementation) -{ -} - - - - -Layouter::Orientation VerticalImplementation::GetOrientation (void) const -{ - return Layouter::VERTICAL; -} - - - - -void VerticalImplementation::CalculateRowAndColumnCount (const Size& rWindowSize) -{ - (void)rWindowSize; - - // Row and column count are fixed (for a given page count.) - mnRowCount = mnPageCount; - mnColumnCount = 1; - -} - - - - -void VerticalImplementation::CalculateMaxRowAndColumnCount (const Size& rWindowSize) -{ - mnMaxRowCount = (rWindowSize.Height() - mnTopBorder - mnBottomBorder) - / (maPageObjectSize.Height() + mnVerticalGap); - mnMaxColumnCount = 1; -} - - - - -Size VerticalImplementation::CalculateTargetSize ( - const Size& rWindowSize, - const Size& rPreviewModelSize) const -{ - return Implementation::GetTargetSize(rWindowSize, rPreviewModelSize, true, false); -} - - - - -void VerticalImplementation::CalculateLogicalInsertPosition ( - const Point& rModelPosition, - InsertPosition& rPosition) const -{ - return CalculateVerticalLogicalInsertPosition(rModelPosition, rPosition); -} - - - - -//===== GridImplementation ================================================ - -GridImplementation::GridImplementation ( - const SharedSdWindow& rpWindow, - const ::boost::shared_ptr<view::Theme>& rpTheme) - : Implementation(rpWindow, rpTheme) -{ -} - - - - -GridImplementation::GridImplementation (const Implementation& rImplementation) - : Implementation(rImplementation) -{ -} - - - - -Layouter::Orientation GridImplementation::GetOrientation (void) const -{ - return Layouter::GRID; -} - - - - -void GridImplementation::CalculateRowAndColumnCount (const Size& rWindowSize) -{ - // Calculate the column count. - mnColumnCount - = (rWindowSize.Width() - mnRequestedLeftBorder - mnRequestedRightBorder) - / (maPreferredSize.Width() + mnHorizontalGap); - if (mnColumnCount < mnMinimalColumnCount) - mnColumnCount = mnMinimalColumnCount; - if (mnColumnCount > mnMaximalColumnCount) - mnColumnCount = mnMaximalColumnCount; - mnRowCount = (mnPageCount + mnColumnCount-1)/mnColumnCount; -} - - - - -void GridImplementation::CalculateMaxRowAndColumnCount (const Size& rWindowSize) -{ - mnMaxColumnCount = (rWindowSize.Width() - mnLeftBorder - mnRightBorder) - / (maPageObjectSize.Width() + mnHorizontalGap); - mnMaxRowCount = (rWindowSize.Height() - mnTopBorder - mnBottomBorder) - / (maPageObjectSize.Height() + mnVerticalGap); -} - - - - - -Size GridImplementation::CalculateTargetSize ( - const Size& rWindowSize, - const Size& rPreviewModelSize) const -{ - return Implementation::GetTargetSize(rWindowSize, rPreviewModelSize, true, true); -} - - - - -void GridImplementation::CalculateLogicalInsertPosition ( - const Point& rModelPosition, - InsertPosition& rPosition) const -{ - if (mnColumnCount == 1) - { - CalculateVerticalLogicalInsertPosition(rModelPosition, rPosition); - } - else - { - // Handle the general case of more than one column. - sal_Int32 nRow (::std::min( - mnRowCount-1, - GetRowAtPosition (rModelPosition.Y(), true, GM_BOTH))); - const sal_Int32 nX = rModelPosition.X() - mnLeftBorder + maPageObjectSize.Width()/2; - const sal_Int32 nColumnWidth (maPageObjectSize.Width() + mnHorizontalGap); - sal_Int32 nColumn (::std::min(mnColumnCount, nX / nColumnWidth)); - sal_Int32 nIndex (nRow * mnColumnCount + nColumn); - bool bIsAtRunEnd (nColumn == mnColumnCount); - - if (nIndex >= mnPageCount) - { - nIndex = mnPageCount; - nRow = mnRowCount-1; - nColumn = ::std::min(::std::min(mnPageCount, mnColumnCount), nColumn); - bIsAtRunEnd = true; - } - - rPosition.SetLogicalPosition ( - nRow, - nColumn, - nIndex, - (nColumn == 0), - bIsAtRunEnd, - (nColumn >= mnMaxColumnCount)); - } -} - - - - -//===== InsertPosition ======================================================== - -InsertPosition::InsertPosition (void) - : mnRow(-1), - mnColumn(-1), - mnIndex(-1), - mbIsAtRunStart(false), - mbIsAtRunEnd(false), - mbIsExtraSpaceNeeded(false), - maLocation(0,0), - maLeadingOffset(0,0), - maTrailingOffset(0,0) -{ -} - - - - -InsertPosition& InsertPosition::operator= (const InsertPosition& rInsertPosition) -{ - if (this != &rInsertPosition) - { - mnRow = rInsertPosition.mnRow; - mnColumn = rInsertPosition.mnColumn; - mnIndex = rInsertPosition.mnIndex; - mbIsAtRunStart = rInsertPosition.mbIsAtRunStart; - mbIsAtRunEnd = rInsertPosition.mbIsAtRunEnd; - mbIsExtraSpaceNeeded = rInsertPosition.mbIsExtraSpaceNeeded; - maLocation = rInsertPosition.maLocation; - maLeadingOffset = rInsertPosition.maLeadingOffset; - maTrailingOffset = rInsertPosition.maTrailingOffset; - } - return *this; -} - - - - -bool InsertPosition::operator== (const InsertPosition& rInsertPosition) const -{ - // Do not compare the geometrical information (maLocation). - return mnRow==rInsertPosition.mnRow - && mnColumn==rInsertPosition.mnColumn - && mnIndex==rInsertPosition.mnIndex - && mbIsAtRunStart==rInsertPosition.mbIsAtRunStart - && mbIsAtRunEnd==rInsertPosition.mbIsAtRunEnd - && mbIsExtraSpaceNeeded==rInsertPosition.mbIsExtraSpaceNeeded; -} - - - - -bool InsertPosition::operator!= (const InsertPosition& rInsertPosition) const -{ - return !operator==(rInsertPosition); -} - - - - -void InsertPosition::SetLogicalPosition ( - const sal_Int32 nRow, - const sal_Int32 nColumn, - const sal_Int32 nIndex, - const bool bIsAtRunStart, - const bool bIsAtRunEnd, - const bool bIsExtraSpaceNeeded) -{ - mnRow = nRow; - mnColumn = nColumn; - mnIndex = nIndex; - mbIsAtRunStart = bIsAtRunStart; - mbIsAtRunEnd = bIsAtRunEnd; - mbIsExtraSpaceNeeded = bIsExtraSpaceNeeded; -} - - - - -void InsertPosition::SetGeometricalPosition( - const Point aLocation, - const Point aLeadingOffset, - const Point aTrailingOffset) -{ - maLocation = aLocation; - maLeadingOffset = aLeadingOffset; - maTrailingOffset = aTrailingOffset; -} - - - -} } } // end of namespace ::sd::slidesorter::namespace - -/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |