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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 <sfx2/thumbnailviewitem.hxx>
#include "thumbnailviewacc.hxx"
#include <basegfx/matrix/b2dhommatrixtools.hxx>
#include <basegfx/range/b2drectangle.hxx>
#include <basegfx/vector/b2dsize.hxx>
#include <basegfx/polygon/b2dpolygon.hxx>
#include <drawinglayer/attribute/fillbitmapattribute.hxx>
#include <drawinglayer/primitive2d/borderlineprimitive2d.hxx>
#include <drawinglayer/primitive2d/fillbitmapprimitive2d.hxx>
#include <drawinglayer/primitive2d/polypolygonprimitive2d.hxx>
#include <drawinglayer/primitive2d/textlayoutdevice.hxx>
#include <drawinglayer/primitive2d/textprimitive2d.hxx>
#include <drawinglayer/processor2d/baseprocessor2d.hxx>
#include <vcl/button.hxx>
#include <vcl/svapp.hxx>
using namespace basegfx;
using namespace basegfx::tools;
using namespace ::com::sun::star;
using namespace drawinglayer::attribute;
using namespace drawinglayer::primitive2d;
ThumbnailViewItem::ThumbnailViewItem(ThumbnailView &rView, Window *pParent)
: mrParent(rView)
, mnId(0)
, mbVisible(true)
, mbSelected(false)
, mbHover(false)
, mpxAcc(NULL)
, mbMode(false)
, mpSelectBox(new CheckBox(pParent,WB_HIDE | WB_NOPOINTERFOCUS))
{
mpSelectBox->SetSizePixel(Size(20,20));
mpSelectBox->SetClickHdl(LINK(this,ThumbnailViewItem,OnClick));
}
ThumbnailViewItem::~ThumbnailViewItem()
{
if( mpxAcc )
{
static_cast< ThumbnailViewItemAcc* >( mpxAcc->get() )->ParentDestroyed();
delete mpxAcc;
}
delete mpSelectBox;
}
void ThumbnailViewItem::show (bool bVisible)
{
mbVisible = bVisible;
if (mbMode)
mpSelectBox->Show(bVisible);
else if (!bVisible)
mpSelectBox->Show(bVisible);
else if (mbSelected)
mpSelectBox->Show(bVisible);
}
void ThumbnailViewItem::setSelection (bool state)
{
mbSelected = state;
mpSelectBox->SetState(state ? STATE_CHECK : STATE_NOCHECK);
if (!isHighlighted())
mpSelectBox->Show(state);
}
void ThumbnailViewItem::setHighlight (bool state)
{
mbHover = state;
if (!isSelected())
mpSelectBox->Show(state);
}
uno::Reference< accessibility::XAccessible > ThumbnailViewItem::GetAccessible( bool bIsTransientChildrenDisabled )
{
if( !mpxAcc )
mpxAcc = new uno::Reference< accessibility::XAccessible >( new ThumbnailViewItemAcc( this, bIsTransientChildrenDisabled ) );
return *mpxAcc;
}
void ThumbnailViewItem::setDrawArea (const Rectangle &area)
{
maDrawArea = area;
}
void ThumbnailViewItem::calculateItemsPosition (const long nThumbnailHeight, const long nDisplayHeight,
const long nPadding, sal_uInt32 nMaxTextLenght)
{
drawinglayer::primitive2d::TextLayouterDevice aTextDev;
Size aRectSize = maDrawArea.GetSize();
Size aImageSize = maPreview1.GetSizePixel();
// Calculate thumbnail position
Point aPos = maDrawArea.TopLeft();
aPos.X() = maDrawArea.getX() + (aRectSize.Width()-aImageSize.Width())/2;
aPos.Y() = maDrawArea.getY() + nPadding + (nThumbnailHeight-aImageSize.Height())/2;
maPrev1Pos = aPos;
// Calculate text position
aPos.Y() = maDrawArea.getY() + nThumbnailHeight + nPadding;
aPos.Y() = aPos.Y() + aTextDev.getTextHeight() + (nDisplayHeight - aTextDev.getTextHeight())/2;
aPos.X() = maDrawArea.Left() + (aRectSize.Width() - aTextDev.getTextWidth(maTitle,0,nMaxTextLenght))/2;
maTextPos = aPos;
// Calculate checkbox position
aPos.Y() -= aTextDev.getTextHeight();
aPos.X() = maDrawArea.Left() + 15;
mpSelectBox->SetPosPixel(aPos);
}
void ThumbnailViewItem::setSelectionMode (bool mode)
{
mbMode = mode;
if (!mbHover && !mbSelected && mbVisible)
mpSelectBox->Show(mode);
}
void ThumbnailViewItem::setSelectClickHdl (const Link &link)
{
maClickHdl = link;
}
void ThumbnailViewItem::Paint (drawinglayer::processor2d::BaseProcessor2D *pProcessor,
const ThumbnailItemAttributes *pAttrs)
{
BColor aFillColor = pAttrs->aFillColor;
Primitive2DSequence aSeq(7);
// Draw background
if ( mbSelected || mbHover )
aFillColor = pAttrs->aHighlightColor;
aSeq[0] = Primitive2DReference( new PolyPolygonColorPrimitive2D(
B2DPolyPolygon(Polygon(maDrawArea,5,5).getB2DPolygon()),
aFillColor));
// Draw thumbnail
Point aPos = maPrev1Pos;
Size aImageSize = maPreview1.GetSizePixel();
aSeq[1] = Primitive2DReference( new FillBitmapPrimitive2D(
createTranslateB2DHomMatrix(aPos.X(),aPos.Y()),
FillBitmapAttribute(maPreview1,
B2DPoint(0,0),
B2DVector(aImageSize.Width(),aImageSize.Height()),
false)
));
// draw thumbnail borders
float fWidth = aImageSize.Width();
float fHeight = aImageSize.Height();
float fPosX = maPrev1Pos.getX();
float fPosY = maPrev1Pos.getY();
aSeq[2] = Primitive2DReference(createBorderLine(B2DPoint(fPosX,fPosY),
B2DPoint(fPosX+fWidth,fPosY)));
aSeq[3] = Primitive2DReference(createBorderLine(B2DPoint(fPosX+fWidth,fPosY),
B2DPoint(fPosX+fWidth,fPosY+fHeight)));
aSeq[4] = Primitive2DReference(createBorderLine(B2DPoint(fPosX+fWidth,fPosY+fHeight),
B2DPoint(fPosX,fPosY+fHeight)));
aSeq[5] = Primitive2DReference(createBorderLine(B2DPoint(fPosX,fPosY+fHeight),
B2DPoint(fPosX,fPosY)));
// Draw centered text below thumbnail
aPos = maTextPos;
// Create the text primitive
basegfx::B2DHomMatrix aTextMatrix( createScaleTranslateB2DHomMatrix(
pAttrs->aFontSize.getX(), pAttrs->aFontSize.getY(),
double( aPos.X() ), double( aPos.Y() ) ) );
aSeq[6] = Primitive2DReference(
new TextSimplePortionPrimitive2D(aTextMatrix,
maTitle,0,pAttrs->nMaxTextLenght,
std::vector< double >( ),
pAttrs->aFontAttr,
com::sun::star::lang::Locale(),
Color(COL_BLACK).getBColor() ) );
pProcessor->process(aSeq);
if (mbMode || mbHover || mbSelected)
mpSelectBox->Paint(maDrawArea);
}
drawinglayer::primitive2d::BorderLinePrimitive2D*
ThumbnailViewItem::createBorderLine (const basegfx::B2DPoint &rStart, const basegfx::B2DPoint &rEnd)
{
return new BorderLinePrimitive2D(rStart,rEnd,0.5,0,0,0,0,0,0,
BColor(),Color(COL_BLACK).getBColor(),BColor(),
false,STYLE_SOLID);
}
IMPL_LINK (ThumbnailViewItem, OnClick, CheckBox*, )
{
mbSelected = mpSelectBox->GetState() == STATE_CHECK;
mpSelectBox->Invalidate();
maClickHdl.Call(this);
return 0;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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