greyout/Key.cpp at master · foxblock/greyout · GitHub

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
141
142
143
144
145
146
/*
	Greyout - a colourful platformer about love

	Greyout is Copyright (c)2011-2014 Janek Schäfer

	This file is part of Greyout.

	Greyout 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 3 of the License, or
	(at your option) any later version.

	Greyout 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, see <http://www.gnu.org/licenses/>.

	Please direct any feedback, questions or comments to
	Janek Schäfer (foxblock), foxblock_at_gmail_dot_com
*/

#include "Key.h"

#include "Level.h"
#include "Exit.h"

Key::Key(Level* newParent) : BaseUnit(newParent)
{
	flags.addFlag(ufNoMapCollision);
	flags.addFlag(ufNoGravity);
	unitCollisionMode = 0;

	col = Colour(50,217,54);
	collisionColours.insert(Colour(BLACK).getIntColour());
	collisionColours.insert(Colour(WHITE).getIntColour());

}

Key::~Key()
{
	targets.clear();
	targetIDs.clear();
}

///---public---

bool Key::load(list<PARAMETER_TYPE >& params)
{
	bool result = BaseUnit::load(params);

	if (imageOverwrite[0] == 0)
	{
		imageOverwrite = "images/units/key.png";
	}
	else // clear sprites loaded by BaseUnit
	{
		for (map<string,AnimatedSprite*>::iterator I = states.begin(); I != states.end(); ++I)
		{
			delete I->second;
		}
		states.clear();
	}
	AnimatedSprite* temp = new AnimatedSprite;
	temp->loadFrames(getSurface(imageOverwrite),1,1,0,1);
	temp->setTransparentColour(MAGENTA);
	states["key"] = temp;

	if (startingState[0] == 0 || startingState == "default")
		startingState = "key";
	setSpriteState(startingState,true);

	if (targetIDs.empty())
	{
		printf("ERROR: Key \"%s\" without a target exit!\n",id.c_str());
		result = false;
	}

	return result;
}

bool Key::processParameter(const PARAMETER_TYPE& value)
{
	if (BaseUnit::processParameter(value))
		return true;

	bool parsed = true;

	switch (stringToProp[value.first])
	{
	case BaseUnit::upTarget:
	{
		parsed = pLoadUintIDs( value.second, targetIDs );
		break;
	}
	default:
		parsed = false;
	}

	return parsed;
}

void Key::update()
{
	if (!targetIDs.empty())
	{
		targets.clear();
		parent->getUnitsByID(targetIDs,targets);
		targetIDs.clear();
		for (vector<BaseUnit*>::iterator I = targets.begin(); I != targets.end(); ++I)
		{
			if ((*I)->tag == "exit")
				((Exit*)(*I))->keys.insert(this);
		}
	}
	BaseUnit::update();
}

void Key::reset()
{
	BaseUnit::reset();
	for (vector<BaseUnit*>::iterator I = targets.begin(); I != targets.end(); ++I)
	{
		if ((*I)->tag == "exit")
			((Exit*)(*I))->keys.insert(this);
	}
}

void Key::hitUnit(const UnitCollisionEntry& entry)
{
	if (entry.unit->isPlayer)
	{
		for (vector<BaseUnit*>::iterator I = targets.begin(); I != targets.end(); ++I)
		{
			if ((*I)->tag == "exit")
				((Exit*)(*I))->keys.erase(this);
		}
		toBeRemoved = true;
	}
}

///---protected---

///---private---