Mercurial > hg > orthanc-stone
annotate Samples/Common/CreateLineMeasureTracker.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 |
| rev | line source |
|---|---|
| 644 | 1 /** |
| 2 * Stone of Orthanc | |
| 3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
| 4 * Department, University Hospital of Liege, Belgium | |
| 5 * Copyright (C) 2017-2019 Osimis S.A., Belgium | |
| 6 * | |
| 7 * This program is free software: you can redistribute it and/or | |
| 8 * modify it under the terms of the GNU Affero General Public License | |
| 9 * as published by the Free Software Foundation, either version 3 of | |
| 10 * the License, or (at your option) any later version. | |
| 11 * | |
| 12 * This program is distributed in the hope that it will be useful, but | |
| 13 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 15 * Affero General Public License for more details. | |
| 16 * | |
| 17 * You should have received a copy of the GNU Affero General Public License | |
| 18 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 19 **/ | |
| 20 | |
| 21 #include "CreateLineMeasureTracker.h" | |
| 22 #include <Core/OrthancException.h> | |
| 23 | |
| 24 using namespace Orthanc; | |
| 25 | |
| 26 namespace OrthancStone | |
| 27 { | |
| 28 CreateLineMeasureTracker::CreateLineMeasureTracker( | |
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Turned the scene into an observable to be able to dynamically react to
Benjamin Golinvaux <bgo@osimis.io>
parents:
645
diff
changeset
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29 MessageBroker& broker, |
| 644 | 30 Scene2D& scene, |
| 31 std::vector<TrackerCommandPtr>& undoStack, | |
| 32 std::vector<MeasureToolPtr>& measureTools, | |
| 33 const PointerEvent& e) | |
| 34 : CreateMeasureTracker(scene, undoStack, measureTools) | |
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Turned the scene into an observable to be able to dynamically react to
Benjamin Golinvaux <bgo@osimis.io>
parents:
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diff
changeset
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35 { |
| 644 | 36 command_.reset( |
| 37 new CreateLineMeasureCommand( | |
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parents:
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38 broker, |
| 644 | 39 scene, |
| 40 measureTools, | |
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parents:
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41 e.GetMainPosition().Apply(scene.GetCanvasToSceneTransform()))); |
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462a5074f914
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parents:
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42 } |
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parents:
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43 |
| 644 | 44 CreateLineMeasureTracker::~CreateLineMeasureTracker() |
| 45 { | |
| 46 | |
| 47 } | |
| 48 | |
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49 void CreateLineMeasureTracker::PointerMove(const PointerEvent& event) |
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parents:
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50 { |
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parents:
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51 if (!active_) |
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Turned the scene into an observable to be able to dynamically react to
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parents:
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52 { |
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parents:
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53 throw OrthancException(ErrorCode_InternalError, |
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parents:
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54 "Internal error: wrong state in CreateLineMeasureTracker::" |
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parents:
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55 "PointerMove: active_ == false"); |
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parents:
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56 } |
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parents:
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57 |
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Benjamin Golinvaux <bgo@osimis.io>
parents:
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changeset
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58 ScenePoint2D scenePos = event.GetMainPosition().Apply( |
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462a5074f914
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Benjamin Golinvaux <bgo@osimis.io>
parents:
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changeset
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59 scene_.GetCanvasToSceneTransform()); |
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462a5074f914
Turned the scene into an observable to be able to dynamically react to
Benjamin Golinvaux <bgo@osimis.io>
parents:
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diff
changeset
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60 |
| 644 | 61 //LOG(TRACE) << "scenePos.GetX() = " << scenePos.GetX() << " " << |
| 62 // "scenePos.GetY() = " << scenePos.GetY(); | |
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Turned the scene into an observable to be able to dynamically react to
Benjamin Golinvaux <bgo@osimis.io>
parents:
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diff
changeset
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63 |
| 644 | 64 CreateLineMeasureTracker* concreteThis = |
| 65 dynamic_cast<CreateLineMeasureTracker*>(this); | |
| 66 assert(concreteThis != NULL); | |
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parents:
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changeset
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67 GetCommand()->SetEnd(scenePos); |
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462a5074f914
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parents:
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68 } |
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462a5074f914
Turned the scene into an observable to be able to dynamically react to
Benjamin Golinvaux <bgo@osimis.io>
parents:
645
diff
changeset
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69 |
| 644 | 70 void CreateLineMeasureTracker::PointerUp(const PointerEvent& e) |
| 71 { | |
| 72 // TODO: the current app does not prevent multiple PointerDown AND | |
| 73 // PointerUp to be sent to the tracker. | |
| 74 // Unless we augment the PointerEvent structure with the button index, | |
| 75 // we cannot really tell if this pointer up event matches the initial | |
| 76 // pointer down event. Let's make it simple for now. | |
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462a5074f914
Turned the scene into an observable to be able to dynamically react to
Benjamin Golinvaux <bgo@osimis.io>
parents:
645
diff
changeset
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77 active_ = false; |
| 644 | 78 } |
| 79 | |
| 80 void CreateLineMeasureTracker::PointerDown(const PointerEvent& e) | |
| 81 { | |
| 82 LOG(WARNING) << "Additional touches (fingers, pen, mouse buttons...) " | |
| 83 "are ignored when the line measure creation tracker is active"; | |
| 84 } | |
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645
1e9ed656318e
Merge + ongoing measure work
Benjamin Golinvaux <bgo@osimis.io>
parents:
644
diff
changeset
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85 |
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1e9ed656318e
Merge + ongoing measure work
Benjamin Golinvaux <bgo@osimis.io>
parents:
644
diff
changeset
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86 CreateLineMeasureCommandPtr CreateLineMeasureTracker::GetCommand() |
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1e9ed656318e
Merge + ongoing measure work
Benjamin Golinvaux <bgo@osimis.io>
parents:
644
diff
changeset
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87 { |
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1e9ed656318e
Merge + ongoing measure work
Benjamin Golinvaux <bgo@osimis.io>
parents:
644
diff
changeset
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88 return boost::dynamic_pointer_cast<CreateLineMeasureCommand>(command_); |
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1e9ed656318e
Merge + ongoing measure work
Benjamin Golinvaux <bgo@osimis.io>
parents:
644
diff
changeset
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89 } |
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1e9ed656318e
Merge + ongoing measure work
Benjamin Golinvaux <bgo@osimis.io>
parents:
644
diff
changeset
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90 |
| 644 | 91 } |