Mercurial > hg > orthanc-stone
view OrthancStone/Sources/Scene2D/Internals/FixedPointAligner.cpp @ 2129:169e2e586ef7 StoneWebViewer-2.2
closing StoneWebViewer-2.2
author | Sebastien Jodogne <s.jodogne@gmail.com> |
---|---|
date | Thu, 30 May 2024 17:08:21 +0200 |
parents | 9ac2a65d4172 |
children | 3889ae96d2e9 |
line wrap: on
line source
/** * Stone of Orthanc * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics * Department, University Hospital of Liege, Belgium * Copyright (C) 2017-2021 Osimis S.A., Belgium * * This program is free software: you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public License * as published by the Free Software Foundation, either version 3 of * the License, or (at your option) any later version. * * This program 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 for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this program. If not, see * <http://www.gnu.org/licenses/>. **/ #include "../../Scene2DViewport/ViewportController.h" #include "FixedPointAligner.h" namespace OrthancStone { namespace Internals { FixedPointAligner::FixedPointAligner(boost::weak_ptr<IViewport> viewport, const ScenePoint2D& p) : viewport_(viewport) , canvas_(p) { std::unique_ptr<IViewport::ILock> lock(GetViewportLock()); pivot_ = canvas_.Apply(lock->GetController().GetCanvasToSceneTransform()); } IViewport::ILock* FixedPointAligner::GetViewportLock() { boost::shared_ptr<IViewport> viewport = viewport_.lock(); if (viewport) return viewport->Lock(); else return NULL; } void FixedPointAligner::Apply() { std::unique_ptr<IViewport::ILock> lock(GetViewportLock()); ScenePoint2D p = canvas_.Apply( lock->GetController().GetCanvasToSceneTransform()); lock->GetController().SetSceneToCanvasTransform( AffineTransform2D::Combine( lock->GetController().GetSceneToCanvasTransform(), AffineTransform2D::CreateOffset(p.GetX() - pivot_.GetX(), p.GetY() - pivot_.GetY()))); lock->Invalidate(); } } }