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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 <sfx2/dialoghelper.hxx>
#include <svx/svdomeas.hxx>
#include <svx/svdmodel.hxx>
#include "svx/measctrl.hxx"
#include <svx/dialmgr.hxx>
#include "svx/dlgutil.hxx"
#include <vcl/builder.hxx>
SvxXMeasurePreview::SvxXMeasurePreview( Window* pParent, WinBits nStyle)
: Control(pParent, nStyle)
{
SetMapMode( MAP_100TH_MM );
// Scale: 1:2
MapMode aMapMode = GetMapMode();
aMapMode.SetScaleX( Fraction( 1, 2 ) );
aMapMode.SetScaleY( Fraction( 1, 2 ) );
SetMapMode( aMapMode );
Size aSize = GetOutputSize();
Point aPt1 = Point( aSize.Width() / 5, (long) ( aSize.Height() / 2 ) );
Point aPt2 = Point( aSize.Width() * 4 / 5, (long) ( aSize.Height() / 2 ) );
pMeasureObj = new SdrMeasureObj( aPt1, aPt2 );
pModel = new SdrModel();
pMeasureObj->SetModel( pModel );
SetDrawMode( GetSettings().GetStyleSettings().GetHighContrastMode() ? OUTPUT_DRAWMODE_CONTRAST : OUTPUT_DRAWMODE_COLOR );
Invalidate();
}
void SvxXMeasurePreview::Resize()
{
Control::Resize();
Size aSize = GetOutputSize();
Point aPt1 = Point( aSize.Width() / 5, (long) ( aSize.Height() / 2 ) );
pMeasureObj->SetPoint(aPt1, 0);
Point aPt2 = Point( aSize.Width() * 4 / 5, (long) ( aSize.Height() / 2 ) );
pMeasureObj->SetPoint(aPt2, 1);
}
extern "C" SAL_DLLPUBLIC_EXPORT Window* SAL_CALL makeSvxXMeasurePreview(Window *pParent, VclBuilder::stringmap &rMap)
{
WinBits nWinStyle = 0;
OString sBorder = VclBuilder::extractCustomProperty(rMap);
if (!sBorder.isEmpty())
nWinStyle |= WB_BORDER;
return new SvxXMeasurePreview(pParent, nWinStyle);
}
Size SvxXMeasurePreview::GetOptimalSize() const
{
return getPreviewStripSize(this);
}
SvxXMeasurePreview::~SvxXMeasurePreview()
{
// No one is deleting the MeasureObj? This is not only an error but also
// a memory leak (!). Main problem is that this object is still listening to
// a StyleSheet of the model which was set. Thus, if You want to keep the obnject,
// set the modfel to 0L, if object is not needed (seems to be the case here),
// delete it.
delete pMeasureObj;
delete pModel;
}
void SvxXMeasurePreview::Paint( const Rectangle& )
{
pMeasureObj->SingleObjectPainter(*this);
}
void SvxXMeasurePreview::SetAttributes( const SfxItemSet& rInAttrs )
{
pMeasureObj->SetMergedItemSetAndBroadcast(rInAttrs);
Invalidate();
}
void SvxXMeasurePreview::MouseButtonDown( const MouseEvent& rMEvt )
{
bool bZoomIn = rMEvt.IsLeft() && !rMEvt.IsShift();
bool bZoomOut = rMEvt.IsRight() || rMEvt.IsShift();
sal_Bool bCtrl = rMEvt.IsMod1();
if( bZoomIn || bZoomOut )
{
MapMode aMapMode = GetMapMode();
Fraction aXFrac = aMapMode.GetScaleX();
Fraction aYFrac = aMapMode.GetScaleY();
Fraction* pMultFrac;
if( bZoomIn )
{
if( bCtrl )
pMultFrac = new Fraction( 3, 2 );
else
pMultFrac = new Fraction( 11, 10 );
}
else
{
if( bCtrl )
pMultFrac = new Fraction( 2, 3 );
else
pMultFrac = new Fraction( 10, 11 );
}
aXFrac *= *pMultFrac;
aYFrac *= *pMultFrac;
if( (double)aXFrac > 0.001 && (double)aXFrac < 1000.0 &&
(double)aYFrac > 0.001 && (double)aYFrac < 1000.0 )
{
aMapMode.SetScaleX( aXFrac );
aMapMode.SetScaleY( aYFrac );
SetMapMode( aMapMode );
Size aOutSize( GetOutputSize() );
Point aPt( aMapMode.GetOrigin() );
long nX = (long)( ( (double)aOutSize.Width() - ( (double)aOutSize.Width() * (double)*pMultFrac ) ) / 2.0 + 0.5 );
long nY = (long)( ( (double)aOutSize.Height() - ( (double)aOutSize.Height() * (double)*pMultFrac ) ) / 2.0 + 0.5 );
aPt.X() += nX;
aPt.Y() += nY;
aMapMode.SetOrigin( aPt );
SetMapMode( aMapMode );
Invalidate();
}
delete pMultFrac;
}
}
// -----------------------------------------------------------------------
void SvxXMeasurePreview::DataChanged( const DataChangedEvent& rDCEvt )
{
Control::DataChanged( rDCEvt );
if ( (rDCEvt.GetType() == DATACHANGED_SETTINGS) && (rDCEvt.GetFlags() & SETTINGS_STYLE) )
{
SetDrawMode( GetSettings().GetStyleSettings().GetHighContrastMode() ? OUTPUT_DRAWMODE_CONTRAST : OUTPUT_DRAWMODE_COLOR );
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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