Mercurial > hg > orthanc-stone
comparison OrthancStone/Sources/Deprecated/Viewport/WidgetViewport.cpp @ 1512:244ad1e4e76a
reorganization of folders
author | Sebastien Jodogne <s.jodogne@gmail.com> |
---|---|
date | Tue, 07 Jul 2020 16:21:02 +0200 |
parents | Framework/Deprecated/Viewport/WidgetViewport.cpp@30deba7bc8e2 |
children |
comparison
equal
deleted
inserted
replaced
1511:9dfeee74c1e6 | 1512:244ad1e4e76a |
---|---|
1 /** | |
2 * Stone of Orthanc | |
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
4 * Department, University Hospital of Liege, Belgium | |
5 * Copyright (C) 2017-2020 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 "WidgetViewport.h" | |
23 | |
24 #include <Images/ImageProcessing.h> | |
25 #include <OrthancException.h> | |
26 | |
27 namespace Deprecated | |
28 { | |
29 WidgetViewport::WidgetViewport() : | |
30 statusBar_(NULL), | |
31 isMouseOver_(false), | |
32 lastMouseX_(0), | |
33 lastMouseY_(0), | |
34 backgroundChanged_(false) | |
35 { | |
36 } | |
37 | |
38 | |
39 void WidgetViewport::FitContent() | |
40 { | |
41 if (centralWidget_.get() != NULL) | |
42 { | |
43 centralWidget_->FitContent(); | |
44 } | |
45 } | |
46 | |
47 | |
48 void WidgetViewport::SetStatusBar(IStatusBar& statusBar) | |
49 { | |
50 statusBar_ = &statusBar; | |
51 | |
52 if (centralWidget_.get() != NULL) | |
53 { | |
54 centralWidget_->SetStatusBar(statusBar); | |
55 } | |
56 } | |
57 | |
58 | |
59 void WidgetViewport::SetCentralWidget(boost::shared_ptr<IWidget> widget) | |
60 { | |
61 if (widget == NULL) | |
62 { | |
63 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
64 } | |
65 | |
66 mouseTracker_.reset(NULL); | |
67 | |
68 centralWidget_ = widget; | |
69 centralWidget_->SetViewport(*this); | |
70 | |
71 if (statusBar_ != NULL) | |
72 { | |
73 centralWidget_->SetStatusBar(*statusBar_); | |
74 } | |
75 | |
76 NotifyBackgroundChanged(); | |
77 } | |
78 | |
79 | |
80 void WidgetViewport::NotifyBackgroundChanged() | |
81 { | |
82 backgroundChanged_ = true; | |
83 NotifyContentChanged(); | |
84 } | |
85 | |
86 | |
87 void WidgetViewport::SetSize(unsigned int width, | |
88 unsigned int height) | |
89 { | |
90 background_.SetSize(width, height, false /* no alpha */); | |
91 | |
92 if (centralWidget_.get() != NULL) | |
93 { | |
94 centralWidget_->SetSize(width, height); | |
95 } | |
96 | |
97 NotifyBackgroundChanged(); | |
98 } | |
99 | |
100 | |
101 bool WidgetViewport::Render(Orthanc::ImageAccessor& surface) | |
102 { | |
103 if (centralWidget_.get() == NULL) | |
104 { | |
105 return false; | |
106 } | |
107 | |
108 Orthanc::ImageAccessor background; | |
109 background_.GetWriteableAccessor(background); | |
110 | |
111 if (backgroundChanged_ && | |
112 !centralWidget_->Render(background)) | |
113 { | |
114 return false; | |
115 } | |
116 | |
117 if (background.GetWidth() != surface.GetWidth() || | |
118 background.GetHeight() != surface.GetHeight()) | |
119 { | |
120 return false; | |
121 } | |
122 | |
123 Orthanc::ImageProcessing::Convert(surface, background); | |
124 | |
125 if (mouseTracker_.get() != NULL) | |
126 { | |
127 mouseTracker_->Render(surface); | |
128 } | |
129 else if (isMouseOver_) | |
130 { | |
131 centralWidget_->RenderMouseOver(surface, lastMouseX_, lastMouseY_); | |
132 } | |
133 | |
134 return true; | |
135 } | |
136 | |
137 void WidgetViewport::TouchStart(const std::vector<Touch>& displayTouches) | |
138 { | |
139 MouseDown(OrthancStone::MouseButton_Left, (int)displayTouches[0].x, (int)displayTouches[0].y, OrthancStone::KeyboardModifiers_None, displayTouches); // one touch is equivalent to a mouse tracker without left button -> set the mouse coordinates to the first touch coordinates | |
140 } | |
141 | |
142 void WidgetViewport::TouchMove(const std::vector<Touch>& displayTouches) | |
143 { | |
144 MouseMove((int)displayTouches[0].x, (int)displayTouches[0].y, displayTouches); // one touch is equivalent to a mouse tracker without left button -> set the mouse coordinates to the first touch coordinates | |
145 } | |
146 | |
147 void WidgetViewport::TouchEnd(const std::vector<Touch>& displayTouches) | |
148 { | |
149 // note: TouchEnd is not triggered when a single touch gesture ends (it is only triggered when | |
150 // going from 2 touches to 1 touch, ...) | |
151 MouseUp(); | |
152 } | |
153 | |
154 void WidgetViewport::MouseDown(OrthancStone::MouseButton button, | |
155 int x, | |
156 int y, | |
157 OrthancStone::KeyboardModifiers modifiers, | |
158 const std::vector<Touch>& displayTouches | |
159 ) | |
160 { | |
161 lastMouseX_ = x; | |
162 lastMouseY_ = y; | |
163 | |
164 if (centralWidget_.get() != NULL) | |
165 { | |
166 mouseTracker_.reset(centralWidget_->CreateMouseTracker(button, x, y, modifiers, displayTouches)); | |
167 } | |
168 else | |
169 { | |
170 mouseTracker_.reset(NULL); | |
171 } | |
172 | |
173 NotifyContentChanged(); | |
174 } | |
175 | |
176 | |
177 void WidgetViewport::MouseUp() | |
178 { | |
179 if (mouseTracker_.get() != NULL) | |
180 { | |
181 mouseTracker_->MouseUp(); | |
182 mouseTracker_.reset(NULL); | |
183 NotifyContentChanged(); | |
184 } | |
185 } | |
186 | |
187 | |
188 void WidgetViewport::MouseMove(int x, | |
189 int y, | |
190 const std::vector<Touch>& displayTouches) | |
191 { | |
192 if (centralWidget_.get() == NULL) | |
193 { | |
194 return; | |
195 } | |
196 | |
197 lastMouseX_ = x; | |
198 lastMouseY_ = y; | |
199 | |
200 bool repaint = false; | |
201 | |
202 if (mouseTracker_.get() != NULL) | |
203 { | |
204 mouseTracker_->MouseMove(x, y, displayTouches); | |
205 repaint = true; | |
206 } | |
207 else | |
208 { | |
209 repaint = centralWidget_->HasRenderMouseOver(); | |
210 } | |
211 | |
212 if (repaint) | |
213 { | |
214 // The scene must be repainted, notify the observers | |
215 NotifyContentChanged(); | |
216 } | |
217 } | |
218 | |
219 | |
220 void WidgetViewport::MouseEnter() | |
221 { | |
222 isMouseOver_ = true; | |
223 NotifyContentChanged(); | |
224 } | |
225 | |
226 | |
227 void WidgetViewport::MouseLeave() | |
228 { | |
229 isMouseOver_ = false; | |
230 | |
231 if (mouseTracker_.get() != NULL) | |
232 { | |
233 mouseTracker_->MouseUp(); | |
234 mouseTracker_.reset(NULL); | |
235 } | |
236 | |
237 NotifyContentChanged(); | |
238 } | |
239 | |
240 | |
241 void WidgetViewport::MouseWheel(OrthancStone::MouseWheelDirection direction, | |
242 int x, | |
243 int y, | |
244 OrthancStone::KeyboardModifiers modifiers) | |
245 { | |
246 if (centralWidget_.get() != NULL && | |
247 mouseTracker_.get() == NULL) | |
248 { | |
249 centralWidget_->MouseWheel(direction, x, y, modifiers); | |
250 } | |
251 } | |
252 | |
253 | |
254 void WidgetViewport::KeyPressed(OrthancStone::KeyboardKeys key, | |
255 char keyChar, | |
256 OrthancStone::KeyboardModifiers modifiers) | |
257 { | |
258 if (centralWidget_.get() != NULL && | |
259 mouseTracker_.get() == NULL) | |
260 { | |
261 centralWidget_->KeyPressed(key, keyChar, modifiers); | |
262 } | |
263 } | |
264 | |
265 | |
266 bool WidgetViewport::HasAnimation() | |
267 { | |
268 if (centralWidget_.get() != NULL) | |
269 { | |
270 return centralWidget_->HasAnimation(); | |
271 } | |
272 else | |
273 { | |
274 return false; | |
275 } | |
276 } | |
277 | |
278 | |
279 void WidgetViewport::DoAnimation() | |
280 { | |
281 if (centralWidget_.get() != NULL) | |
282 { | |
283 centralWidget_->DoAnimation(); | |
284 } | |
285 } | |
286 } |