aboutsummaryrefslogtreecommitdiff
path: root/engines/wintermute/base/particles/part_emitter.h
blob: 3fe24b52a04d457fea60a245687df5a41bf4350d (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 */

/*
 * This file is based on WME Lite.
 * http://dead-code.org/redir.php?target=wmelite
 * Copyright (c) 2011 Jan Nedoma
 */

#ifndef WINTERMUTE_PARTEMITTER_H
#define WINTERMUTE_PARTEMITTER_H


#include "engines/wintermute/base/base_object.h"
#include "engines/wintermute/base/particles/part_force.h"

namespace Wintermute {
class BaseRegion;
class PartParticle;
class PartEmitter : public BaseObject {
public:
	DECLARE_PERSISTENT(PartEmitter, BaseObject)

	PartEmitter(BaseGame *inGame, BaseScriptHolder *Owner);
	virtual ~PartEmitter(void);

	int32 _fadeOutTime;

	bool start();

	bool update();
	bool display() { return display(nullptr); } // To avoid shadowing the inherited display-function.
	bool display(BaseRegion *region);

	bool sortParticlesByZ();
	bool addSprite(const char *filename);
	bool removeSprite(const char *filename);
	bool setBorder(int x, int y, int width, int height);
	bool setBorderThickness(int thicknessLeft, int thicknessRight, int thicknessTop, int thicknessBottom);

	bool addForce(const Common::String &name, PartForce::TForceType type, int posX, int posY, float angle, float strength);
	bool removeForce(const Common::String &name);

	BaseArray<PartForce *> _forces;

	// scripting interface
	virtual ScValue *scGetProperty(const Common::String &name);
	virtual bool scSetProperty(const char *name, ScValue *value);
	virtual bool scCallMethod(ScScript *script, ScStack *stack, ScStack *thisStack, const char *name);
	virtual const char *scToString();


private:
	int32 _width;
	int32 _height;

	int32 _angle1;
	int32 _angle2;

	float _rotation1;
	float _rotation2;

	float _angVelocity1;
	float _angVelocity2;

	float _growthRate1;
	float _growthRate2;
	bool _exponentialGrowth;

	float _velocity1;
	float _velocity2;
	bool _velocityZBased;

	float _scale1;
	float _scale2;
	bool _scaleZBased;

	int32 _maxParticles;

	int32 _lifeTime1;
	int32 _lifeTime2;
	bool _lifeTimeZBased;

	int32 _genInterval;
	int32 _genAmount;

	bool _running;
	int32 _overheadTime;

	int32 _maxBatches;
	int32 _batchesGenerated;

	Rect32 _border;
	int32 _borderThicknessLeft;
	int32 _borderThicknessRight;
	int32 _borderThicknessTop;
	int32 _borderThicknessBottom;

	int32 _fadeInTime;

	int32 _alpha1;
	int32 _alpha2;
	bool _alphaTimeBased;

	bool _useRegion;

	char *_emitEvent;
	BaseScriptHolder *_owner;

	PartForce *addForceByName(const Common::String &name);
	bool static compareZ(const PartParticle *p1, const PartParticle *p2);
	bool initParticle(PartParticle *particle, uint32 currentTime, uint32 timerDelta);
	bool updateInternal(uint32 currentTime, uint32 timerDelta);
	uint32 _lastGenTime;
	BaseArray<PartParticle *> _particles;
	BaseArray<char *> _sprites;
};

} // End of namespace Wintermute

#endif