ScaleWidget.hh
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1 /*
2  * Copyright (C) 2012-2016 Open Source Robotics Foundation
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  *
16 */
17 
18 #ifndef _RULER_WIDGET_HH_
19 #define _RULER_WIDGET_HH_
20 
21 #include <string>
22 #include <vector>
23 #include "gazebo/gui/qt.h"
24 #include "gazebo/common/Event.hh"
25 #include "gazebo/util/system.hh"
26 
27 namespace gazebo
28 {
29  namespace gui
30  {
33 
36  class GZ_GUI_VISIBLE ScaleWidget : public QWidget
37  {
38  Q_OBJECT
39 
42  public: ScaleWidget(QWidget *_parent = 0);
43 
45  public: ~ScaleWidget();
46 
49  private: void paintEvent(QPaintEvent *_event);
50 
53  private: void OnChangeZoom(double _zoomFactor);
54 
56  private: std::string scaleText;
57 
59  private: std::vector<event::ConnectionPtr> connections;
60  };
62  }
63 }
64 
65 #endif
#define GZ_GUI_VISIBLE
Definition: system.hh:284
Widget that displays the scale (zoom level) of the editor.
Definition: ScaleWidget.hh:36