office-gobmx/svx/source/dialog/contwnd.cxx
Noel Grandin bc91cc4750 loplugin:ostr in svx
Change-Id: Ia765a03e033acb82e367873380d289587ea87d6c
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/167449
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
Tested-by: Jenkins
2024-05-11 12:41:09 +02:00

271 lines
8.1 KiB
C++

/* -*- 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 "contwnd.hxx"
#include <svx/svdpage.hxx>
#include <svx/svdopath.hxx>
#include <svx/xfillit0.hxx>
#include <svx/xfltrit.hxx>
#include <svx/xflclit.hxx>
#include <basegfx/polygon/b2dpolypolygontools.hxx>
#include <svx/sdrpaintwindow.hxx>
#include <vcl/ptrstyle.hxx>
using namespace css;
#define TRANSCOL COL_WHITE
ContourWindow::ContourWindow(weld::Dialog* pDialog)
: GraphCtrl(pDialog)
, aWorkRect(0, 0, 0, 0)
, bPipetteMode(false)
, bWorkplaceMode(false)
, bClickValid(false)
{
}
void ContourWindow::SetPolyPolygon(const tools::PolyPolygon& rPolyPoly)
{
SdrPage* pPage = pModel->GetPage(0);
const sal_uInt16 nPolyCount = rPolyPoly.Count();
// First delete all drawing objects
aPolyPoly = rPolyPoly;
// To avoid to have destroyed objects which are still selected, it is necessary to deselect
// them first (!)
pView->UnmarkAllObj();
// clear SdrObjects with broadcasting
pPage->ClearSdrObjList();
for (sal_uInt16 i = 0; i < nPolyCount; i++)
{
basegfx::B2DPolyPolygon aPolyPolygon;
aPolyPolygon.append(aPolyPoly[ i ].getB2DPolygon());
rtl::Reference<SdrPathObj> pPathObj = new SdrPathObj(
*pModel,
SdrObjKind::PathFill,
std::move(aPolyPolygon));
SfxItemSet aSet(pModel->GetItemPool());
aSet.Put(XFillStyleItem(drawing::FillStyle_SOLID));
aSet.Put(XFillColorItem(u""_ustr, TRANSCOL));
aSet.Put(XFillTransparenceItem(50) );
pPathObj->SetMergedItemSetAndBroadcast(aSet);
pPage->InsertObject( pPathObj.get() );
}
if (nPolyCount)
{
pView->MarkAll();
pView->CombineMarkedObjects(false);
}
pModel->SetChanged(false);
}
const tools::PolyPolygon& ContourWindow::GetPolyPolygon()
{
if ( pModel->IsChanged() )
{
SdrPage* pPage = pModel->GetPage( 0 );
aPolyPoly = tools::PolyPolygon();
if ( pPage && pPage->GetObjCount() )
{
SdrPathObj* pPathObj = static_cast<SdrPathObj*>(pPage->GetObj(0));
// Not sure if subdivision is needed for ContourWindow, but maybe it cannot handle
// curves at all. Keeping subdivision here for security
const basegfx::B2DPolyPolygon aB2DPolyPolygon(basegfx::utils::adaptiveSubdivideByAngle(pPathObj->GetPathPoly()));
aPolyPoly = tools::PolyPolygon(aB2DPolyPolygon);
}
pModel->SetChanged( false );
}
return aPolyPoly;
}
void ContourWindow::InitSdrModel()
{
GraphCtrl::InitSdrModel();
SfxItemSet aSet( pModel->GetItemPool() );
aSet.Put( XFillColorItem( u""_ustr, TRANSCOL ) );
aSet.Put( XFillTransparenceItem( 50 ) );
pView->SetAttributes( aSet );
pView->SetFrameDragSingles();
}
void ContourWindow::SdrObjCreated( const SdrObject& )
{
pView->MarkAll();
pView->CombineMarkedObjects( false );
}
bool ContourWindow::IsContourChanged() const
{
SdrPage* pPage = pModel->GetPage( 0 );
bool bRet = false;
if ( pPage && pPage->GetObjCount() )
bRet = static_cast<SdrPathObj*>( pPage->GetObj( 0 ) )->GetPathPoly().count() && pModel->IsChanged();
return bRet;
}
bool ContourWindow::MouseButtonDown( const MouseEvent& rMEvt )
{
if ( bWorkplaceMode )
{
const Point aLogPt(GetDrawingArea()->get_ref_device().PixelToLogic(rMEvt.GetPosPixel()));
SetPolyPolygon( tools::PolyPolygon() );
aWorkRect = tools::Rectangle( aLogPt, aLogPt );
Invalidate(tools::Rectangle(Point(), GetGraphicSize()));
SetEditMode( true );
}
if (!bPipetteMode)
return GraphCtrl::MouseButtonDown( rMEvt );
return true;
}
bool ContourWindow::MouseMove( const MouseEvent& rMEvt )
{
bClickValid = false;
if ( bPipetteMode )
{
const Point aLogPt( GetDrawingArea()->get_ref_device().PixelToLogic( rMEvt.GetPosPixel() ) );
aPipetteColor = GetDrawingArea()->get_ref_device().GetPixel( aLogPt );
weld::CustomWidgetController::MouseMove( rMEvt );
if ( aPipetteLink.IsSet() && tools::Rectangle( Point(), GetGraphicSize() ).Contains( aLogPt ) )
{
SetPointer( PointerStyle::RefHand );
aPipetteLink.Call( *this );
}
return true;
}
return GraphCtrl::MouseMove( rMEvt );
}
bool ContourWindow::MouseButtonUp(const MouseEvent& rMEvt)
{
const tools::Rectangle aGraphRect( Point(), GetGraphicSize() );
const Point aLogPt( GetDrawingArea()->get_ref_device().PixelToLogic( rMEvt.GetPosPixel() ) );
bClickValid = aGraphRect.Contains( aLogPt );
ReleaseMouse();
if ( bPipetteMode )
{
weld::CustomWidgetController::MouseButtonUp( rMEvt );
aPipetteClickLink.Call( *this );
return true;
}
else if ( bWorkplaceMode )
{
GraphCtrl::MouseButtonUp( rMEvt );
aWorkRect.SetRight( aLogPt.X() );
aWorkRect.SetBottom( aLogPt.Y() );
aWorkRect.Intersection( aGraphRect );
aWorkRect.Normalize();
if ( aWorkRect.Left() != aWorkRect.Right() && aWorkRect.Top() != aWorkRect.Bottom() )
{
tools::PolyPolygon _aPolyPoly( GetPolyPolygon() );
_aPolyPoly.Clip( aWorkRect );
SetPolyPolygon( _aPolyPoly );
pView->SetWorkArea( aWorkRect );
}
else
pView->SetWorkArea( aGraphRect );
Invalidate( aGraphRect );
aWorkplaceClickLink.Call( *this );
return false;
}
return GraphCtrl::MouseButtonUp( rMEvt );
}
void ContourWindow::Paint(vcl::RenderContext& rRenderContext, const tools::Rectangle& rRect)
{
// #i75482#
// encapsulate the redraw using Begin/End and use the returned
// data to get the target output device (e.g. when pre-rendering)
SdrPaintWindow* pPaintWindow = pView->BeginCompleteRedraw(&rRenderContext);
pPaintWindow->SetOutputToWindow(true);
OutputDevice& rTarget = pPaintWindow->GetTargetOutputDevice();
const Graphic& rGraphic = GetGraphic();
rTarget.Push(vcl::PushFlags::LINECOLOR |vcl::PushFlags::FILLCOLOR);
rTarget.SetLineColor(COL_BLACK);
rTarget.SetFillColor(COL_WHITE);
rTarget.DrawRect( tools::Rectangle( Point(), GetGraphicSize() ) );
rTarget.Pop();
if (rGraphic.GetType() != GraphicType::NONE)
rGraphic.Draw(rTarget, Point(), GetGraphicSize());
if (aWorkRect.Left() != aWorkRect.Right() && aWorkRect.Top() != aWorkRect.Bottom())
{
tools::PolyPolygon _aPolyPoly(2);
rTarget.Push(vcl::PushFlags::FILLCOLOR);
_aPolyPoly.Insert(tools::Polygon(tools::Rectangle(Point(), GetGraphicSize())));
_aPolyPoly.Insert(tools::Polygon(aWorkRect));
rTarget.SetFillColor(COL_LIGHTRED);
rTarget.DrawTransparent(_aPolyPoly, 50);
rTarget.Pop();
}
// #i75482#
const vcl::Region aRepaintRegion(rRect);
pView->DoCompleteRedraw(*pPaintWindow, aRepaintRegion);
pView->EndCompleteRedraw(*pPaintWindow, true);
}
void ContourWindow::SetDrawingArea(weld::DrawingArea* pDrawingArea)
{
GraphCtrl::SetDrawingArea(pDrawingArea);
Size aSize(pDrawingArea->get_ref_device().LogicToPixel(Size(270, 170), MapMode(MapUnit::MapAppFont)));
pDrawingArea->set_size_request(aSize.Width(), aSize.Height());
SetOutputSizePixel(aSize);
SetSdrMode(true);
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */