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comparison Framework/Layers/LayerSourceBase.cpp @ 65:885932a893de wasm

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OrthancFrameLayerSource
author Sebastien Jodogne <s.jodogne@gmail.com>
date Tue, 16 May 2017 22:12:41 +0200
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children 298f375dcb68
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64:394e63010e02 65:885932a893de
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 Osimis, 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
22 #include "LayerSourceBase.h"
23
24 #include "../../Resources/Orthanc/Core/OrthancException.h"
25
26 namespace OrthancStone
27 {
28 void LayerSourceBase::NotifySourceChange()
29 {
30 if (observer_ != NULL)
31 {
32 observer_->NotifySourceChange(*this);
33 }
34 }
35
36 void LayerSourceBase::NotifySliceChange(const SliceGeometry& slice)
37 {
38 if (observer_ != NULL)
39 {
40 observer_->NotifySliceChange(*this, slice);
41 }
42 }
43
44 void LayerSourceBase::NotifyLayerReady(ILayerRenderer* layer,
45 ILayerSource& source,
46 const SliceGeometry& viewportSlice)
47 {
48 if (layer == NULL)
49 {
50 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange);
51 }
52
53 if (observer_ != NULL)
54 {
55 observer_->NotifyLayerReady(layer, *this, viewportSlice);
56 }
57 else
58 {
59 delete layer;
60 }
61 }
62
63 void LayerSourceBase::NotifyLayerError(ILayerSource& source,
64 const SliceGeometry& viewportSlice)
65 {
66 if (observer_ != NULL)
67 {
68 observer_->NotifyLayerError(*this, viewportSlice);
69 }
70 }
71
72 void LayerSourceBase::SetObserver(IObserver& observer)
73 {
74 observer_ = &observer;
75 }
76 }