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/* -*- 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 "view/SlsPageObjectLayouter.hxx"
#include "model/SlsPageDescriptor.hxx"
#include "view/SlsFontProvider.hxx"
#include "view/SlsTheme.hxx"
#include "tools/IconCache.hxx"
#include "Window.hxx"
#include "res_bmp.hrc"
namespace sd { namespace slidesorter { namespace view {
namespace {
const static sal_Int32 gnLeftPageNumberOffset = 2;
const static sal_Int32 gnRightPageNumberOffset = 5;
const static sal_Int32 gnOuterBorderWidth = 5;
const static sal_Int32 gnInfoAreaMinWidth = 26;
}
PageObjectLayouter::PageObjectLayouter (
const Size& rPageObjectWindowSize,
const Size& rPageSize,
const SharedSdWindow& rpWindow,
const sal_Int32 nPageCount)
: mpWindow(rpWindow),
maPageObjectSize(rPageObjectWindowSize.Width(), rPageObjectWindowSize.Height()),
mnModelToWindowScale(1),
maPageObjectBoundingBox(),
maPageNumberAreaBoundingBox(),
maPreviewBoundingBox(),
maTransitionEffectBoundingBox(),
maTransitionEffectIcon(IconCache::Instance().GetIcon(BMP_FADE_EFFECT_INDICATOR)),
mpPageNumberFont(Theme::GetFont(Theme::Font_PageNumber, *rpWindow))
{
const Size aPageNumberAreaSize (GetPageNumberAreaSize(nPageCount));
const int nMaximumBorderWidth (gnOuterBorderWidth);
const int nFocusIndicatorWidth (Theme_FocusIndicatorWidth);
maPreviewBoundingBox = CalculatePreviewBoundingBox(
maPageObjectSize,
Size(rPageSize.Width(), rPageSize.Height()),
aPageNumberAreaSize.Width(),
nFocusIndicatorWidth);
maFocusIndicatorBoundingBox = Rectangle(Point(0,0), maPageObjectSize);
maPageObjectBoundingBox = Rectangle(
Point(
nFocusIndicatorWidth,
nFocusIndicatorWidth),
Size(
maPageObjectSize.Width()-2*nFocusIndicatorWidth,
maPageObjectSize.Height()-2*nFocusIndicatorWidth));
maPageNumberAreaBoundingBox = Rectangle(
Point(
std::max(gnLeftPageNumberOffset,
sal_Int32(maPreviewBoundingBox.Left()
- gnRightPageNumberOffset
- aPageNumberAreaSize.Width())),
nMaximumBorderWidth),
aPageNumberAreaSize);
const Size aIconSize (maTransitionEffectIcon.GetSizePixel());
maTransitionEffectBoundingBox = Rectangle(
Point(
(maPreviewBoundingBox.Left() - aIconSize.Width()) / 2,
maPreviewBoundingBox.Bottom() - aIconSize.Height()),
aIconSize);
}
PageObjectLayouter::~PageObjectLayouter(void)
{
}
Rectangle PageObjectLayouter::CalculatePreviewBoundingBox (
Size& rPageObjectSize,
const Size& rPageSize,
const sal_Int32 nPageNumberAreaWidth,
const sal_Int32 nFocusIndicatorWidth)
{
const sal_Int32 nIconWidth (maTransitionEffectIcon.GetSizePixel().Width());
const sal_Int32 nLeftAreaWidth (
::std::max(
gnInfoAreaMinWidth,
gnRightPageNumberOffset
+ ::std::max(
nPageNumberAreaWidth,
nIconWidth)));
sal_Int32 nPreviewWidth;
sal_Int32 nPreviewHeight;
const double nPageAspectRatio (double(rPageSize.Width()) / double(rPageSize.Height()));
if (rPageObjectSize.Height() == 0)
{
// Calculate height so that the preview fills the available
// horizontal space completely while observing the aspect ratio of
// the preview.
nPreviewWidth = rPageObjectSize.Width()
- nLeftAreaWidth - gnOuterBorderWidth - 2*nFocusIndicatorWidth - 1;
nPreviewHeight = ::basegfx::fround(nPreviewWidth / nPageAspectRatio);
rPageObjectSize.setHeight(nPreviewHeight + 2*gnOuterBorderWidth + 2*nFocusIndicatorWidth + 1);
}
else if (rPageObjectSize.Width() == 0)
{
// Calculate the width of the page object so that the preview fills
// the available vertical space completely while observing the
// aspect ratio of the preview.
nPreviewHeight = rPageObjectSize.Height() - 2*gnOuterBorderWidth - 2*nFocusIndicatorWidth - 1;
nPreviewWidth = ::basegfx::fround(nPreviewHeight * nPageAspectRatio);
rPageObjectSize.setWidth(nPreviewWidth
+ nLeftAreaWidth + gnOuterBorderWidth + 2*nFocusIndicatorWidth + 1);
}
else
{
// The size of the page object is given. Calculate the size of the
// preview.
nPreviewWidth = rPageObjectSize.Width()
- nLeftAreaWidth - gnOuterBorderWidth - 2*nFocusIndicatorWidth - 1;
nPreviewHeight = rPageObjectSize.Height()
- gnOuterBorderWidth - 2*nFocusIndicatorWidth - 1;
if (double(nPreviewWidth)/double(nPreviewHeight) > nPageAspectRatio)
nPreviewWidth = ::basegfx::fround(nPreviewHeight * nPageAspectRatio);
else
nPreviewHeight = ::basegfx::fround(nPreviewWidth / nPageAspectRatio);
}
// When the preview does not fill the available space completely then
// place it flush right and vertically centered.
const int nLeft (rPageObjectSize.Width()
- gnOuterBorderWidth - nPreviewWidth - nFocusIndicatorWidth - 1);
const int nTop ((rPageObjectSize.Height() - nPreviewHeight)/2);
return Rectangle(
nLeft,
nTop,
nLeft + nPreviewWidth,
nTop + nPreviewHeight);
}
Rectangle PageObjectLayouter::GetBoundingBox (
const model::SharedPageDescriptor& rpPageDescriptor,
const Part ePart,
const CoordinateSystem eCoordinateSystem)
{
OSL_ASSERT(rpPageDescriptor);
Point aLocation (rpPageDescriptor ? rpPageDescriptor->GetLocation() : Point(0,0));
return GetBoundingBox(aLocation, ePart, eCoordinateSystem);
}
Rectangle PageObjectLayouter::GetBoundingBox (
const Point& rPageObjectLocation,
const Part ePart,
const CoordinateSystem eCoordinateSystem)
{
Rectangle aBoundingBox;
switch (ePart)
{
case FocusIndicator:
aBoundingBox = maFocusIndicatorBoundingBox;
break;
case PageObject:
case MouseOverIndicator:
aBoundingBox = maPageObjectBoundingBox;
break;
case Preview:
aBoundingBox = maPreviewBoundingBox;
break;
case PageNumber:
aBoundingBox = maPageNumberAreaBoundingBox;
break;
case Name:
aBoundingBox = maPageNumberAreaBoundingBox;
break;
case TransitionEffectIndicator:
aBoundingBox = maTransitionEffectBoundingBox;
break;
}
// Adapt coordinates to the requested coordinate system.
Point aLocation (rPageObjectLocation);
if (eCoordinateSystem == WindowCoordinateSystem)
aLocation += mpWindow->GetMapMode().GetOrigin();
return Rectangle(
aBoundingBox.TopLeft() + aLocation,
aBoundingBox.BottomRight() + aLocation);
}
Size PageObjectLayouter::GetSize (
const Part ePart,
const CoordinateSystem eCoordinateSystem)
{
return GetBoundingBox(Point(0,0), ePart, eCoordinateSystem).GetSize();
}
Size PageObjectLayouter::GetPageNumberAreaSize (const int nPageCount)
{
OSL_ASSERT(mpWindow);
// Set the correct font.
Font aOriginalFont (mpWindow->GetFont());
if (mpPageNumberFont)
mpWindow->SetFont(*mpPageNumberFont);
String sPageNumberTemplate;
if (nPageCount < 10)
sPageNumberTemplate = String::CreateFromAscii("9");
else if (nPageCount < 100)
sPageNumberTemplate = String::CreateFromAscii("99");
else if (nPageCount < 200)
// Just for the case that 1 is narrower than 9.
sPageNumberTemplate = String::CreateFromAscii("199");
else if (nPageCount < 1000)
sPageNumberTemplate = String::CreateFromAscii("999");
else
sPageNumberTemplate = String::CreateFromAscii("9999");
// More then 9999 pages are not handled.
const Size aSize (
mpWindow->GetTextWidth(sPageNumberTemplate),
mpWindow->GetTextHeight());
mpWindow->SetFont(aOriginalFont);
return aSize;
}
Image PageObjectLayouter::GetTransitionEffectIcon (void) const
{
return maTransitionEffectIcon;
}
} } } // end of namespace ::sd::slidesorter::view
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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