/* -*- 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/dlgutil.hxx>
#include <vcl/event.hxx>
#include <vcl/settings.hxx>
#include <vcl/svapp.hxx>
#include <memory>
SvxXMeasurePreview::SvxXMeasurePreview()
: m_aMapMode(MapUnit::Map100thMM)
{
// Scale: 1:2
m_aMapMode.SetScaleX(Fraction(1 , 2 ));
m_aMapMode.SetScaleY(Fraction(1 , 2 ));
}
void SvxXMeasurePreview::SetDrawingArea(weld::DrawingArea* pDrawingArea)
{
CustomWidgetController::SetDrawingArea(pDrawingArea);
Size aSize(getPreviewStripSize(pDrawingArea->get_ref_device()));
pDrawingArea->set_size_request(aSize.Width(), aSize.Height());
pModel.reset(new SdrModel(nullptr, nullptr, true ));
pMeasureObj = new SdrMeasureObj(*pModel, Point(), Point());
ResizeImpl(aSize);
Invalidate();
}
void SvxXMeasurePreview::ResizeImpl(const Size& rSize)
{
OutputDevice& rRefDevice = GetDrawingArea()->get_ref_device();
rRefDevice.Push(vcl::PushFlags::MAPMODE);
rRefDevice.SetMapMode(m_aMapMode);
Size aSize = rRefDevice.PixelToLogic(rSize);
Point aPt1(aSize.Width() / 5 , static_cast <tools::Long >(aSize.Height() / 2 ));
pMeasureObj->SetPoint(aPt1, 0 );
Point aPt2(aSize.Width() * 4 / 5 , static_cast <tools::Long >(aSize.Height() / 2 ));
pMeasureObj->SetPoint(aPt2, 1 );
rRefDevice.Pop();
}
void SvxXMeasurePreview::Resize()
{
CustomWidgetController::Resize();
ResizeImpl(GetOutputSizePixel());
Invalidate();
}
SvxXMeasurePreview::~SvxXMeasurePreview() {}
void SvxXMeasurePreview::Paint(vcl::RenderContext& rRenderContext, const tools::Rectangle&)
{
rRenderContext.SetBackground(rRenderContext.GetSettings().GetStyleSettings().GetWindowColor());
rRenderContext.Erase();
rRenderContext.Push(vcl::PushFlags::MAPMODE);
rRenderContext.SetMapMode(m_aMapMode);
bool bHighContrast = Application::GetSettings().GetStyleSettings().GetHighContrastMode();
rRenderContext.SetDrawMode(bHighContrast ? OUTPUT_DRAWMODE_CONTRAST : OUTPUT_DRAWMODE_COLOR);
pMeasureObj->SingleObjectPainter(rRenderContext);
rRenderContext.Pop();
}
void SvxXMeasurePreview::SetAttributes(const SfxItemSet& rInAttrs)
{
pMeasureObj->SetMergedItemSetAndBroadcast(rInAttrs);
Invalidate();
}
bool SvxXMeasurePreview::MouseButtonDown(const MouseEvent& rMEvt)
{
bool bZoomIn = rMEvt.IsLeft() && !rMEvt.IsShift();
bool bZoomOut = rMEvt.IsRight() || rMEvt.IsShift();
bool bCtrl = rMEvt.IsMod1();
if (bZoomIn || bZoomOut)
{
Fraction aXFrac = m_aMapMode.GetScaleX();
Fraction aYFrac = m_aMapMode.GetScaleY();
std::unique_ptr<Fraction> pMultFrac;
if (bZoomIn)
{
if (bCtrl)
pMultFrac.reset(new Fraction(3 , 2 ));
else
pMultFrac.reset(new Fraction(11 , 10 ));
}
else
{
if (bCtrl)
pMultFrac.reset(new Fraction(2 , 3 ));
else
pMultFrac.reset(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 )
{
m_aMapMode.SetScaleX(aXFrac);
m_aMapMode.SetScaleY(aYFrac);
OutputDevice& rRefDevice = GetDrawingArea()->get_ref_device();
rRefDevice.Push(vcl::PushFlags::MAPMODE);
rRefDevice.SetMapMode(m_aMapMode);
Size aOutSize(rRefDevice.PixelToLogic(GetOutputSizePixel()));
rRefDevice.Pop();
Point aPt(m_aMapMode.GetOrigin());
tools::Long nX = tools::Long (
(double (aOutSize.Width()) - (double (aOutSize.Width()) * double (*pMultFrac))) / 2 .0
+ 0 .5 );
tools::Long nY = tools::Long (
(double (aOutSize.Height()) - (double (aOutSize.Height()) * double (*pMultFrac))) / 2 .0
+ 0 .5 );
aPt.AdjustX(nX);
aPt.AdjustY(nY);
m_aMapMode.SetOrigin(aPt);
Invalidate();
}
}
return true ;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
Messung V0.5 in Prozent C=94 H=94 G=93
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