1 ////////////////////////////////////////////////////////////////////////////////
2 //    Scorched3D (c) 2000-2011
3 //
4 //    This file is part of Scorched3D.
5 //
6 //    Scorched3D is free software; you can redistribute it and/or modify
7 //    it under the terms of the GNU General Public License as published by
8 //    the Free Software Foundation; either version 2 of the License, or
9 //    (at your option) any later version.
10 //
11 //    Scorched3D is distributed in the hope that it will be useful,
12 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
13 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14 //    GNU General Public License for more details.
15 //
16 //    You should have received a copy of the GNU General Public License along
17 //    with this program; if not, write to the Free Software Foundation, Inc.,
18 //    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
19 ////////////////////////////////////////////////////////////////////////////////
20 
21 #ifndef _GLWTRACKER_H_
22 #define _GLWTRACKER_H_
23 
24 #include <GLW/GLWidget.h>
25 
26 class GLWTrackerI
27 {
28 public:
29 	virtual void currentChanged(unsigned int id, float valueX, float valueY) = 0;
30 };
31 
32 class GLWTracker : public GLWidget
33 {
34 public:
35 	GLWTracker(float x = 0.0f, float y = 0.0f,
36 		float w = 0.0f, float range = 0.0f);
37 	virtual ~GLWTracker();
38 
setHandler(GLWTrackerI * handler)39 	void setHandler(GLWTrackerI *handler) { handler_ = handler; }
40 
getCurrentX()41 	float getCurrentX() { return currentX_; }
getCurrentY()42 	float getCurrentY() { return currentY_; }
setCurrentX(float currentx)43 	void setCurrentX(float currentx) { currentX_ = currentx; }
setCurrentY(float currenty)44 	void setCurrentY(float currenty) { currentY_ = currenty; }
45 
46 	virtual void mouseDown(int button, float x, float y, bool &skipRest);
47 	virtual void mouseUp(int button, float x, float y, bool &skipRest);
48 	virtual void mouseDrag(int button, float mx, float my, float x, float y, bool &skipRest);
49 
50 	REGISTER_CLASS_HEADER(GLWTracker);
51 
52 protected:
53 	GLWTrackerI *handler_;
54 	bool dragging_;
55 	float currentX_, currentY_;
56 	float range_;
57 
58 };
59 
60 class GLWTankTracker : public GLWTracker,
61 	public GLWTrackerI
62 {
63 public:
64 	GLWTankTracker();
65 	virtual ~GLWTankTracker();
66 
67 	virtual void draw();
68 	virtual void currentChanged(unsigned int id, float valueX, float valueY);
69 
70 	REGISTER_CLASS_HEADER(GLWTankTracker);
71 
72 };
73 
74 #endif /* _GLWTRACKER_H_ */
75