tiny_rpg 0.1.0

An RPG that is a WIP using sdl2.
Documentation 
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
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162

use sdl2::keyboard::Keycode;

use crate::entity::Entity;
use crate::events;
use crate::helper::{self, Builder};
use crate::maps;
use crate::math;
use crate::quests;
use crate::Screen;

pub struct Data {
    current_screen: Screen,
    player: Entity,
    objects: Vec<Entity>,
    map: maps::Map,
    complete_quests: Vec<quests::Quest>,
    current_quests: Vec<quests::Quest>,
    settings: Settings,
    time: u32,
}

impl Data {
    pub fn new() -> Data {
        Data {
            current_screen: Screen::MainMenu,
            player: Entity::new_player(5, 5),
            objects: Vec::new(),
            map: maps::Map::my_map(),
            complete_quests: Vec::new(),
            current_quests: Vec::new(),
            settings: Settings::new().build().unwrap(),
            time: 0,
        }
    }
    pub fn set_level(&mut self, level: maps::Level) {
        if self.map.change_level(level) {
            self.objects = self.get_level().get_level_entities().clone();
        }
    }
    /// Returns &Entity if at position, else returns none
    pub fn check_position(&self, position: math::Rectangle) -> Option<&Entity> {
        for object in self.objects.iter() {
            if object.get_rectangle().is_colliding(position) {
                return Some(object);
            }
        }
        None
    }
    pub fn check_position_player(&self, position: math::Rectangle) -> Option<&Entity> {
        if self.get_player().get_rectangle().is_not_colliding(position) {
            return None;
        }
        Some(self.get_player())
    }
    pub fn check_position_both(&self, position: math::Rectangle) -> Option<&Entity> {
        match self.check_position_player(position) {
            Some(player) => Some(player),
            None => match self.check_position(position) {
                Some(entity) => Some(entity),
                None => None,
            },
        }
    }
    // create data builder, add this method
    pub fn set_player(&mut self, player: Entity) {
        self.player = player;
    }
    pub fn get_player(&self) -> &Entity {
        &self.player
    }
    pub fn get_mut_player(&mut self) -> &mut Entity {
        &mut self.player
    }
    pub fn get_settings(&self) -> &Settings {
        &self.settings
    }
    // also have preconfig entites, maybe use and enum
    pub fn add_entity(&mut self, entity: Entity) {
        self.objects.push(entity);
    }
    pub fn entities_act(&mut self) {
        for _i in 0..self.objects.len() {
            let mut object = self.objects.remove(0);
            object.perform_turn(self);
            self.add_entity(object);
        }
    }
    pub fn get_entities(&self) -> &Vec<Entity> {
        &self.objects
    }
    pub fn change_entities(&mut self, entities: Vec<Entity>) {
        self.objects = entities;
    }
    pub fn get_mut_entities(&mut self) -> &mut Vec<Entity> {
        &mut self.objects
    }
    pub fn add_one_time(&mut self) {
        self.time += 1;
    }
    pub fn get_time(&self) -> u32 {
        self.time
    }
    pub fn get_level(&self) -> &maps::Level {
        &self.map.get_current_level()
    }
    pub fn get_randomness(&self) -> f32 {
        let mut seed = (self.get_time() as i32 * 10 + self.get_level().get_level_number()) as f32;
        seed *= seed;
        while seed > 1.0 {
            seed /= 10.0;
        }
        seed
    }
    pub fn get_randomness_with(&self, number: i32) -> f32 {
        let mut seed = self.get_randomness() * (number * number) as f32;
        while seed > 1.0 {
            seed /= 10.0;
        }
        seed
    }
}

pub struct SettingsBuilder {
    bindings: Vec<(Keycode, events::PlayerAction)>,
}

impl Builder for SettingsBuilder {
    type product = Settings;

    fn new() -> SettingsBuilder {
        use events::PlayerAction::*;

        let bindings = vec![
            (Keycode::A, MoveLeft),
            (Keycode::D, MoveRight),
            (Keycode::S, MoveDown),
            (Keycode::W, MoveUp),
        ];

        SettingsBuilder { bindings }
    }
    fn build(self) -> Result<Settings, helper::BuilderError> {
        let mut bindings = Vec::new();
        for (keycode, action) in self.bindings.iter() {
            bindings.push((*keycode, *action));
        }
        Ok(Settings { bindings })
    }
}

pub struct Settings {
    bindings: Vec<(Keycode, events::PlayerAction)>,
}

impl Settings {
    pub fn new() -> SettingsBuilder {
        SettingsBuilder::new()
    }
    pub fn get_bindings(&self) -> &Vec<(Keycode, events::PlayerAction)> {
        &self.bindings
    }
}