view Samples/Common/MeasureCommands.cpp @ 654:462a5074f914

Turned the scene into an observable to be able to dynamically react to scene to canvas transform changes --> now the handles and angle measure adornments are immune to zoom changes
author Benjamin Golinvaux <bgo@osimis.io>
date Tue, 14 May 2019 13:51:00 +0200
parents 1e9ed656318e
children
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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/>.
 **/

#include "MeasureCommands.h"

namespace OrthancStone
{
  void CreateMeasureCommand::Undo()
  {
    // simply disable the measure tool upon undo
    GetMeasureTool()->Disable();
  }

  void CreateMeasureCommand::Redo()
  {
    GetMeasureTool()->Enable();
  }

  CreateMeasureCommand::CreateMeasureCommand(
    Scene2D& scene, MeasureToolList& measureTools)
    : TrackerCommand(scene)
    , measureTools_(measureTools)
  {

  }

  CreateMeasureCommand::~CreateMeasureCommand()
  {
    // deleting the command should not change the model state
    // we thus leave it as is
  }

  CreateLineMeasureCommand::CreateLineMeasureCommand(
    MessageBroker&    broker, 
    Scene2D&          scene, 
    MeasureToolList&  measureTools, 
    ScenePoint2D      point)
    : CreateMeasureCommand(scene, measureTools)
    , measureTool_(new LineMeasureTool(broker,scene))
  {
    measureTools_.push_back(measureTool_);
    measureTool_->Set(point, point);
  }

  void CreateLineMeasureCommand::SetEnd(ScenePoint2D scenePos)
  {
    measureTool_->SetEnd(scenePos);
  }

  CreateAngleMeasureCommand::CreateAngleMeasureCommand(
    MessageBroker&    broker, 
    Scene2D&          scene, 
    MeasureToolList&  measureTools, 
    ScenePoint2D      point)
    : CreateMeasureCommand(scene, measureTools)
    , measureTool_(new AngleMeasureTool(broker,scene))
  {
    measureTools_.push_back(measureTool_);
    measureTool_->SetSide1End(point);
    measureTool_->SetCenter(point);
    measureTool_->SetSide2End(point);
  }

  /** This method sets center*/
  void CreateAngleMeasureCommand::SetCenter(ScenePoint2D scenePos)
  {
    measureTool_->SetCenter(scenePos);
  }

  /** This method sets end of side 2*/
  void CreateAngleMeasureCommand::SetSide2End(ScenePoint2D scenePos)
  {
    measureTool_->SetSide2End(scenePos);
  }

}