Mercurial > hg > orthanc-stone
diff Framework/Scene2DViewport/CreateLineMeasureTracker.cpp @ 703:d4d6c5b502b5
Merging refactor-viewport-controller
author | Benjamin Golinvaux <bgo@osimis.io> |
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date | Sun, 19 May 2019 16:31:56 +0200 |
parents | 059e1fd05fd6 |
children | 28b9e3a54200 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Framework/Scene2DViewport/CreateLineMeasureTracker.cpp Sun May 19 16:31:56 2019 +0200 @@ -0,0 +1,93 @@ +/** + * 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 "CreateLineMeasureTracker.h" +#include <Core/OrthancException.h> + +using namespace Orthanc; + +namespace OrthancStone +{ + CreateLineMeasureTracker::CreateLineMeasureTracker( + MessageBroker& broker, + ViewportControllerWPtr controllerW, + std::vector<TrackerCommandPtr>& undoStack, + MeasureToolList& measureTools, + const PointerEvent& e) + : CreateMeasureTracker(controllerW, undoStack, measureTools) + { + command_.reset( + new CreateLineMeasureCommand( + broker, + controllerW, + measureTools, + e.GetMainPosition().Apply(GetScene()->GetCanvasToSceneTransform()))); + } + + CreateLineMeasureTracker::~CreateLineMeasureTracker() + { + + } + + void CreateLineMeasureTracker::PointerMove(const PointerEvent& event) + { + assert(GetScene()); + + if (!alive_) + { + throw OrthancException(ErrorCode_InternalError, + "Internal error: wrong state in CreateLineMeasureTracker::" + "PointerMove: active_ == false"); + } + + ScenePoint2D scenePos = event.GetMainPosition().Apply( + GetScene()->GetCanvasToSceneTransform()); + + //LOG(TRACE) << "scenePos.GetX() = " << scenePos.GetX() << " " << + // "scenePos.GetY() = " << scenePos.GetY(); + + CreateLineMeasureTracker* concreteThis = + dynamic_cast<CreateLineMeasureTracker*>(this); + assert(concreteThis != NULL); + GetCommand()->SetEnd(scenePos); + } + + void CreateLineMeasureTracker::PointerUp(const PointerEvent& e) + { + // TODO: the current app does not prevent multiple PointerDown AND + // PointerUp to be sent to the tracker. + // Unless we augment the PointerEvent structure with the button index, + // we cannot really tell if this pointer up event matches the initial + // pointer down event. Let's make it simple for now. + alive_ = false; + } + + void CreateLineMeasureTracker::PointerDown(const PointerEvent& e) + { + LOG(WARNING) << "Additional touches (fingers, pen, mouse buttons...) " + "are ignored when the line measure creation tracker is active"; + } + + CreateLineMeasureCommandPtr CreateLineMeasureTracker::GetCommand() + { + return boost::dynamic_pointer_cast<CreateLineMeasureCommand>(command_); + } + +}