1/*
2 Copyright (C) 2002-2005, Jason Katz-Brown <jasonkb@mit.edu>
3 Copyright 2010 Stefan Majewsky <majewsky@gmx.net>
4
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2 of the License, or
8 (at your option) any later version.
9
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
14
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
18*/
19
20#ifndef KOLF_OBJECTS_H
21#define KOLF_OBJECTS_H
22
23//NOTE: Only refactored stuff goes into this header.
24
25#include "canvasitem.h"
26#include "overlay.h"
27
28namespace Kolf
29{
30 class BlackHole;
31 class BlackHoleOverlay;
32
33 class BlackHole : public EllipticalCanvasItem
34 {
35 Q_OBJECT
36
37 public:
38 BlackHole(QGraphicsItem* parent, b2World* world);
39 ~BlackHole();
40 //FIXME: strutted moving of exit is broken since refactoring.
41
42 virtual QList<QGraphicsItem*> infoItems() const;
43 virtual void save(KConfigGroup* cfgGroup);
44 virtual void load(KConfigGroup* cfgGroup);
45 virtual Config* config(QWidget* parent);
46 double minSpeed() const;
47 double maxSpeed() const;
48 void setMinSpeed(double news);
49 void setMaxSpeed(double news);
50
51 QPointF exitPos() const;
52 void setExitPos(const QPointF& exitPos);
53 int curExitDeg() const;
54 void setExitDeg(int newdeg);
55 Vector exitDirection() const; //for overlay
56
57 void updateInfo();
58
59 virtual void moveBy(double dx, double dy);
60
61 virtual void shotStarted();
62 virtual bool collision(Ball* ball);
63 public Q_SLOTS:
64 void eject(Ball* ball, double speed);
65 void halfway();
66 protected:
67 virtual Kolf::Overlay* createOverlay();
68 private:
69 double m_minSpeed, m_maxSpeed;
70 int m_runs, m_exitDeg;
71 QGraphicsLineItem* m_exitItem;
72 ArrowItem* m_directionItem;
73 QGraphicsLineItem* m_infoLine;
74 };
75
76 class BlackHoleTimer : public QObject
77 {
78 Q_OBJECT
79 public:
80 BlackHoleTimer(Ball* ball, double speed, int msec);
81 Q_SIGNALS:
82 void eject(Ball* ball, double speed);
83 void halfway();
84 private Q_SLOTS:
85 void emitEject();
86 private:
87 double m_speed;
88 Ball* m_ball;
89 };
90
91 class BlackHoleConfig : public Config
92 {
93 Q_OBJECT
94 public:
95 BlackHoleConfig(BlackHole* blackHole, QWidget* parent);
96 private Q_SLOTS:
97 void degChanged(int);
98 void minChanged(double);
99 void maxChanged(double);
100 private:
101 BlackHole* m_blackHole;
102 };
103
104 class BlackHoleOverlay : public Kolf::Overlay
105 {
106 Q_OBJECT
107 public:
108 BlackHoleOverlay(Kolf::BlackHole* blackHole);
109 virtual void update();
110 private Q_SLOTS:
111 //interface to handles
112 void moveHandle(const QPointF& handleScenePos);
113 private:
114 QGraphicsLineItem* m_exitIndicator;
115 Kolf::OverlayHandle* m_exitHandle;
116 Kolf::OverlayHandle* m_speedHandle;
117 };
118
119 class Cup : public EllipticalCanvasItem
120 {
121 public:
122 Cup(QGraphicsItem* parent, b2World* world);
123
124 virtual Kolf::Overlay* createOverlay();
125 virtual bool collision(Ball* ball);
126 };
127}
128
129#endif // KOLF_OBJECTS_H
130