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comparison Framework/Radiography/RadiographyLayerCropTracker.cpp @ 415:c0589c3173fd

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finished reorganization
author Sebastien Jodogne <s.jodogne@gmail.com>
date Tue, 13 Nov 2018 10:36:53 +0100
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children b85f635f1eb5 b70e9be013e4
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414:f7616c010056 415:c0589c3173fd
1 /**
2 * Stone of Orthanc
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
4 * Department, University Hospital of Liege, Belgium
5 * Copyright (C) 2017-2018 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
22 #include "RadiographyLayerCropTracker.h"
23
24 #include "RadiographySceneCommand.h"
25
26 #include <Core/OrthancException.h>
27
28 namespace OrthancStone
29 {
30 class RadiographyLayerCropTracker::UndoRedoCommand : public RadiographySceneCommand
31 {
32 private:
33 unsigned int sourceCropX_;
34 unsigned int sourceCropY_;
35 unsigned int sourceCropWidth_;
36 unsigned int sourceCropHeight_;
37 unsigned int targetCropX_;
38 unsigned int targetCropY_;
39 unsigned int targetCropWidth_;
40 unsigned int targetCropHeight_;
41
42 protected:
43 virtual void UndoInternal(RadiographyLayer& layer) const
44 {
45 layer.SetCrop(sourceCropX_, sourceCropY_, sourceCropWidth_, sourceCropHeight_);
46 }
47
48 virtual void RedoInternal(RadiographyLayer& layer) const
49 {
50 layer.SetCrop(targetCropX_, targetCropY_, targetCropWidth_, targetCropHeight_);
51 }
52
53 public:
54 UndoRedoCommand(const RadiographyLayerCropTracker& tracker) :
55 RadiographySceneCommand(tracker.accessor_),
56 sourceCropX_(tracker.cropX_),
57 sourceCropY_(tracker.cropY_),
58 sourceCropWidth_(tracker.cropWidth_),
59 sourceCropHeight_(tracker.cropHeight_)
60 {
61 tracker.accessor_.GetLayer().GetCrop(targetCropX_, targetCropY_,
62 targetCropWidth_, targetCropHeight_);
63 }
64 };
65
66
67 RadiographyLayerCropTracker::RadiographyLayerCropTracker(UndoRedoStack& undoRedoStack,
68 RadiographyScene& scene,
69 const ViewportGeometry& view,
70 size_t layer,
71 double x,
72 double y,
73 Corner corner) :
74 undoRedoStack_(undoRedoStack),
75 accessor_(scene, layer),
76 corner_(corner)
77 {
78 if (accessor_.IsValid())
79 {
80 accessor_.GetLayer().GetCrop(cropX_, cropY_, cropWidth_, cropHeight_);
81 }
82 }
83
84
85 void RadiographyLayerCropTracker::Render(CairoContext& context,
86 double zoom)
87 {
88 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError);
89 }
90
91
92 void RadiographyLayerCropTracker::MouseUp()
93 {
94 if (accessor_.IsValid())
95 {
96 undoRedoStack_.Add(new UndoRedoCommand(*this));
97 }
98 }
99
100
101 void RadiographyLayerCropTracker::MouseMove(int displayX,
102 int displayY,
103 double sceneX,
104 double sceneY)
105 {
106 if (accessor_.IsValid())
107 {
108 unsigned int x, y;
109
110 RadiographyLayer& layer = accessor_.GetLayer();
111 if (layer.GetPixel(x, y, sceneX, sceneY))
112 {
113 unsigned int targetX, targetWidth;
114
115 if (corner_ == Corner_TopLeft ||
116 corner_ == Corner_BottomLeft)
117 {
118 targetX = std::min(x, cropX_ + cropWidth_);
119 targetWidth = cropX_ + cropWidth_ - targetX;
120 }
121 else
122 {
123 targetX = cropX_;
124 targetWidth = std::max(x, cropX_) - cropX_;
125 }
126
127 unsigned int targetY, targetHeight;
128
129 if (corner_ == Corner_TopLeft ||
130 corner_ == Corner_TopRight)
131 {
132 targetY = std::min(y, cropY_ + cropHeight_);
133 targetHeight = cropY_ + cropHeight_ - targetY;
134 }
135 else
136 {
137 targetY = cropY_;
138 targetHeight = std::max(y, cropY_) - cropY_;
139 }
140
141 layer.SetCrop(targetX, targetY, targetWidth, targetHeight);
142 }
143 }
144 }
145 }