aboutsummaryrefslogtreecommitdiff
path: root/include/Scale.hpp
blob: eb902cd13bc3e19a9036f8a933c29f5d6de85d8f (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
#pragma once

#include <SFML/System/Vector2.hpp>

namespace QuickMedia {
    template<typename T>
    static T wrap_to_size_x(const T &size, const T &clamp_size) {
        T new_size;
        if(size.x == 0) {
            new_size.x = 0;
            new_size.y = 0;
            return new_size;
        }
        float size_ratio = (float)size.y / (float)size.x;
        new_size.x = clamp_size.x;
        new_size.y = new_size.x * size_ratio;
        return new_size;
    }

    template<typename T>
    static T wrap_to_size_y(const T &size, const T &clamp_size) {
        T new_size;
        if(size.y == 0) {
            new_size.x = 0;
            new_size.y = 0;
            return new_size;
        }
        float size_ratio = (float)size.x / (float)size.y;
        new_size.y = clamp_size.y;
        new_size.x = new_size.y * size_ratio;
        return new_size;
    }

    template<typename T>
    static T wrap_to_size(const T &size, const T &clamp_size) {
        T new_size;
        new_size = wrap_to_size_x(size, clamp_size);
        if(new_size.y > clamp_size.y)
            new_size = wrap_to_size_y(size, clamp_size);
        return new_size;
    }

    template<typename T>
    static T clamp_to_size_x(const T &size, const T &clamp_size) {
        T new_size = size;
        if(size.x > clamp_size.x)
            new_size = wrap_to_size_x(new_size, clamp_size);
        return new_size;
    }

    template<typename T>
    static T clamp_to_size(const T &size, const T &clamp_size) {
        T new_size = size;
        if(size.x > clamp_size.x || size.y > clamp_size.y)
            new_size = wrap_to_size(new_size, clamp_size);
        return new_size;
    }

    template<typename T>
    static sf::Vector2f get_ratio(const T &original_size, const T &new_size) {
        if(original_size.x == 0 || original_size.y == 0)
            return sf::Vector2f(0.0f, 0.0f);
        else
            return sf::Vector2f((float)new_size.x / (float)original_size.x, (float)new_size.y / (float)original_size.y);
    }
}