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comparison Framework/Layers/ILayerSource.h @ 251:192e6e349e69 am-2

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first usage of new message system (in SDL only)
author am@osimis.io
date Mon, 02 Jul 2018 18:13:46 +0200
parents e2fe9352f240
children 40b21c1f8b8d
comparison
equal deleted inserted replaced
250:5e642859267e 251:192e6e349e69
11 * 11 *
12 * This program is distributed in the hope that it will be useful, but 12 * This program is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of 13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Affero General Public License for more details. 15 * Affero General Public License for more details.
16 * 16 *
17 * You should have received a copy of the GNU Affero General Public License 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/>. 18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
19 **/ 19 **/
20 20
21 21
22 #pragma once 22 #pragma once
23 23
24 #include "ILayerRenderer.h" 24 #include "ILayerRenderer.h"
25 #include "../Toolbox/Slice.h" 25 #include "../Toolbox/Slice.h"
26 #include "../../Framework/Messages/IObservable.h"
27 #include "../../Framework/Messages/IMessage.h"
26 28
27 namespace OrthancStone 29 namespace OrthancStone
28 { 30 {
29 class ILayerSource : public boost::noncopyable 31 class ILayerSource : public boost::noncopyable, public IObservable
30 { 32 {
31 public: 33 public:
32 class IObserver : public boost::noncopyable 34 struct SliceChangedMessage : public IMessage
33 { 35 {
34 public: 36 const Slice& slice;
35 virtual ~IObserver() 37 SliceChangedMessage(const Slice& slice)
38 : IMessage(MessageType_SliceChanged),
39 slice(slice)
36 { 40 {
37 } 41 }
42 };
38 43
39 // Triggered as soon as the source has enough information to 44 struct LayerReadyMessage : public IMessage
40 // answer to "GetExtent()" 45 {
41 virtual void NotifyGeometryReady(const ILayerSource& source) = 0; 46 std::auto_ptr<ILayerRenderer>& layer;
42 47 const CoordinateSystem3D& slice;
43 virtual void NotifyGeometryError(const ILayerSource& source) = 0; 48 bool isError;
44
45 // Triggered if the content of several slices in the source
46 // volume has changed
47 virtual void NotifyContentChange(const ILayerSource& source) = 0;
48 49
49 // Triggered if the content of some individual slice in the 50 LayerReadyMessage(std::auto_ptr<ILayerRenderer>& layer,
50 // source volume has changed 51 const CoordinateSystem3D& slice,
51 virtual void NotifySliceChange(const ILayerSource& source, 52 bool isError) // TODO Shouldn't this be separate as NotifyLayerError?
52 const Slice& slice) = 0; 53 : IMessage(MessageType_LayerReady),
53 54 layer(layer),
54 // The layer must be deleted by the observer that releases the 55 slice(slice),
55 // std::auto_ptr 56 isError(isError)
56 virtual void NotifyLayerReady(std::auto_ptr<ILayerRenderer>& layer, 57 {
57 const ILayerSource& source, 58 }
58 const CoordinateSystem3D& slice,
59 bool isError) = 0; // TODO Shouldn't this be separate as NotifyLayerError?
60 }; 59 };
60
61 // class IObserver : public boost::noncopyable
62 // {
63 // public:
64 // virtual ~IObserver()
65 // {
66 // }
67
68 // // Triggered as soon as the source has enough information to
69 // // answer to "GetExtent()"
70 // virtual void NotifyGeometryReady(const ILayerSource& source) = 0;
71
72 // virtual void NotifyGeometryError(const ILayerSource& source) = 0;
73
74 // // Triggered if the content of several slices in the source
75 // // volume has changed
76 // virtual void NotifyContentChange(const ILayerSource& source) = 0;
77
78 // // Triggered if the content of some individual slice in the
79 // // source volume has changed
80 // virtual void NotifySliceChange(const ILayerSource& source,
81 // const Slice& slice) = 0;
82
83 // // The layer must be deleted by the observer that releases the
84 // // std::auto_ptr
85 // virtual void NotifyLayerReady(std::auto_ptr<ILayerRenderer>& layer,
86 // const ILayerSource& source,
87 // const CoordinateSystem3D& slice,
88 // bool isError) = 0; // TODO Shouldn't this be separate as NotifyLayerError?
89 // };
61 90
91 ILayerSource(MessageBroker& broker)
92 : IObservable(broker)
93 {}
94
62 virtual ~ILayerSource() 95 virtual ~ILayerSource()
63 { 96 {
64 } 97 }
65 98
66 virtual void Register(IObserver& observer) = 0; 99 // virtual void Register(IObserver& observer) = 0;
67 100
68 virtual bool GetExtent(std::vector<Vector>& points, 101 virtual bool GetExtent(std::vector<Vector>& points,
69 const CoordinateSystem3D& viewportSlice) = 0; 102 const CoordinateSystem3D& viewportSlice) = 0;
70 103
71 virtual void ScheduleLayerCreation(const CoordinateSystem3D& viewportSlice) = 0; 104 virtual void ScheduleLayerCreation(const CoordinateSystem3D& viewportSlice) = 0;