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comparison Framework/Scene2DViewport/MeasureTool.h @ 866:c71ef52602a0 toa2019062501

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Added the ability to edit existing measuring tools (demo not updated yet)
author Benjamin Golinvaux <bgo@osimis.io>
date Tue, 25 Jun 2019 17:54:46 +0200
parents a29c13497557
children 0aff28f15ea2
comparison
equal deleted inserted replaced
865:a29c13497557 866:c71ef52602a0
33 #include <vector> 33 #include <vector>
34 #include <cmath> 34 #include <cmath>
35 35
36 namespace OrthancStone 36 namespace OrthancStone
37 { 37 {
38 class IFlexiblePointerTracker;
39 class MeasureToolMemento;
40
38 class MeasureTool : public IObserver 41 class MeasureTool : public IObserver
39 { 42 {
40 public: 43 public:
41 virtual ~MeasureTool(); 44 virtual ~MeasureTool();
42 45
69 It is assumed that if the pointer position leads to this function returning 72 It is assumed that if the pointer position leads to this function returning
70 true, then a click at that position will return a tracker to edit the 73 true, then a click at that position will return a tracker to edit the
71 measuring tool 74 measuring tool
72 */ 75 */
73 virtual bool HitTest(ScenePoint2D p) const = 0; 76 virtual bool HitTest(ScenePoint2D p) const = 0;
77
78 /**
79 This method must return a memento the captures the tool state (not including
80 the highlighting state
81 */
82 virtual boost::shared_ptr<MeasureToolMemento> GetMemento() const = 0;
83
84 /**
85 This method must apply the supplied memento (this requires RTTI to check
86 the type)
87 */
88 virtual void SetMemento(boost::shared_ptr<MeasureToolMemento>) = 0;
89
90 /**
91 This must create an edition tracker suitable for the supplied click position,
92 or an empty pointer if no hit test (although this should have been checked
93 first)
94 */
95 virtual boost::shared_ptr<IFlexiblePointerTracker> CreateEditionTracker(const PointerEvent& e) = 0;
74 96
75 /** 97 /**
76 Will change the measuring tool to provide visual feedback on the GUI 98 Will change the measuring tool to provide visual feedback on the GUI
77 element that is in the pointer hit zone 99 element that is in the pointer hit zone
78 */ 100 */
114 136
115 private: 137 private:
116 boost::weak_ptr<ViewportController> controllerW_; 138 boost::weak_ptr<ViewportController> controllerW_;
117 bool enabled_; 139 bool enabled_;
118 }; 140 };
141
142 class MeasureToolMemento
143 {
144 public:
145 virtual ~MeasureToolMemento() {};
146 };
147
119 } 148 }
120 149
121 extern void TrackerSample_SetInfoDisplayMessage( 150 extern void TrackerSample_SetInfoDisplayMessage(
122 std::string key, std::string value); 151 std::string key, std::string value);