view Framework/Radiography/RadiographyLayerResizeTracker.h @ 923:6b81c5453382

RadiographyScene: avoid exporting to width+1 image size due to numerical noise in GetSceneExtent()
author Alain Mazy <alain@mazy.be>
date Mon, 22 Jul 2019 14:28:56 +0200
parents c35e98d22764
children 2d8ab34c8c91
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/**
 * Stone of Orthanc
 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
 * Department, University Hospital of Liege, Belgium
 * Copyright (C) 2017-2019 Osimis S.A., Belgium
 *
 * This program is free software: you can redistribute it and/or
 * modify it under the terms of the GNU Affero 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
 * Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 **/


#pragma once

#include "../Toolbox/UndoRedoStack.h"
#include "../Deprecated/Widgets/IWorldSceneMouseTracker.h"
#include "RadiographyScene.h"

namespace OrthancStone
{
  class RadiographyLayerResizeTracker : public Deprecated::IWorldSceneMouseTracker
  {
  private:
    class UndoRedoCommand;

    UndoRedoStack&                   undoRedoStack_;
    RadiographyScene::LayerAccessor  accessor_;
    bool                             roundScaling_;
    double                           originalSpacingX_;
    double                           originalSpacingY_;
    double                           originalPanX_;
    double                           originalPanY_;
    ControlPoint                     startOppositeControlPoint_;
    double                           baseScaling_;

  public:
    RadiographyLayerResizeTracker(UndoRedoStack& undoRedoStack,
                                  RadiographyScene& scene,
                                  size_t layer,
                                  const ControlPoint& startControlPoint,
                                  bool roundScaling);

    virtual bool HasRender() const
    {
      return false;
    }

    virtual void Render(CairoContext& context,
                        double zoom);

    virtual void MouseUp();

    virtual void MouseMove(int displayX,
                           int displayY,
                           double sceneX,
                           double sceneY,
                           const std::vector<Deprecated::Touch>& displayTouches,
                           const std::vector<Deprecated::Touch>& sceneTouches);
  };
}