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Diffstat (limited to 'svx/source/dialog/contwnd.cxx')
-rw-r--r-- | svx/source/dialog/contwnd.cxx | 271 |
1 files changed, 271 insertions, 0 deletions
diff --git a/svx/source/dialog/contwnd.cxx b/svx/source/dialog/contwnd.cxx new file mode 100644 index 0000000000..976897b6ba --- /dev/null +++ b/svx/source/dialog/contwnd.cxx @@ -0,0 +1,271 @@ +/* -*- 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("", 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( "", 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: */ |