using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using UnityEngine;

public class RelativeRect {
    float _x;
    float _y;
    float _width;
    float _height;
    public enum Pin {
        TopLeft = 0,
        TopRight = 1,
        BottomLeft = 2,
        BottomRight = 3
    }
    public float X {
        get {
            return _x;
        }
        set {
            _x = value;
        }
    }
    public float Y {
        get {
            return _y;
        }
        set {
            _y = value;
        }
    }
    public float Width {
        get {
            return _width;
        }
        set {
            _width = value;
        }
    }
    public float Height {
        get {
            return _height;
        }
        set {
            _height = value;
        }
    }
    public Rect ScreenCoordinates {
        get {
            return GetExact(_x, _y, _width, _height, false);
        }
    }
    public RelativeRect(float x, float y, float width, float height, bool LockRatio = false) {
        if (!LockRatio) {
            _x = x;
            _y = y;
            _width = width;
            _height = height;
        } else {
            Rect rect;
            rect = new Rect((x / 100) * Screen.width,
                (y / 100) * Screen.height,
                (width / 100) * Screen.width,
                (width / height) * ((width / 100) * Screen.width));
            _x = rect.x;
            _y = rect.y;
            _width = rect.width;
            _height = rect.height;
        }
    }
    public RelativeRect(Rect rect, bool LockRatio = false) {
        if (!LockRatio) {
            _x = rect.x;
            _y = rect.y;
            _width = rect.width;
            _height = rect.height;
        } else {
            rect = new Rect((rect.x / 100) * Screen.width,
(rect.y / 100) * Screen.height,
(rect.width / 100) * Screen.width,
(rect.width / rect.height) * ((rect.width / 100) * Screen.width));
            _x = rect.x;
            _y = rect.y;
            _width = rect.width;
            _height = rect.height;
        }
    }
    public static Rect GetExact(float x, float y, float width, float height, bool LockRatio = false, float Offset = 0, bool correctiveMovement = false) {
        Rect rect;
        if (!LockRatio) {
            rect = new Rect((x / 100) * Screen.width,
                (y / 100) * Screen.height,
                (width / 100) * Screen.width,
                (height / 100) * Screen.height);
        } else {
            rect = new Rect((x / 100) * Screen.width,
                (y / 100) * Screen.height,
                (width / 100) * Screen.width,
                (width / height) * ((width / 100) * Screen.width));
            if (correctiveMovement) {
                if (rect.y + rect.height + Offset > Screen.height) {
                    rect.y -= ((rect.y + rect.height + Offset) - Screen.height);
                }
            }
        }
        return rect;
    }
    public static Rect GetExact(Rect position, bool LockRatio = false, float Offset = 0, bool correctiveMovement = false) {
        Rect rect;
        if (!LockRatio) {
            rect = new Rect((position.x / 100) * Screen.width,
                (position.y / 100) * Screen.height,
                (position.width / 100) * Screen.width,
                (position.height / 100) * Screen.height);
        } else {
            rect = new Rect((position.x / 100) * Screen.width,
        (position.y / 100) * Screen.height,
        (position.width / 100) * Screen.width,
        (position.width / position.height) * ((position.width / 100) * Screen.width));
            if (correctiveMovement) {
                if (rect.y + rect.height + Offset > Screen.height) {
                    rect.y -= ((rect.y + rect.height + Offset) - Screen.height);
                }
            }
        }
        return rect;
    }
    public static Rect GetExact(Rect position, Pin sideToPin, bool LockRatio = false) {
        Rect rect;
        if (!LockRatio) {
            rect = new Rect((position.x / 100) * Screen.width,
                (position.y / 100) * Screen.height,
                (position.width / 100) * Screen.width,
                (position.height / 100) * Screen.height);
        } else {
            rect = new Rect((position.x / 100) * Screen.width,
        (position.y / 100) * Screen.height,
        (position.width / 100) * Screen.width,
        (position.width / position.height) * ((position.width / 100) * Screen.width));
        }
        switch (sideToPin) {
            case Pin.TopLeft:
                rect.y = 0;
                rect.x = 0;
                break;
            case Pin.TopRight:
                rect.y = 0;
                rect.x = 0;
                break;
            case Pin.BottomLeft:
                rect.y = Screen.height - rect.height;
                rect.x = 0;
                break;
            case Pin.BottomRight:
                rect.y = Screen.height - rect.height;
                rect.x = Screen.width - rect.width;
                break;

        }
        return rect;
    }
    public static float GetExactWidth(float relativeWidth) {
        return GetExact(0, 0, relativeWidth, 0, false, 0, false).width;
    }
    public static float GetExactHeight(float relativeHeight) {
        return GetExact(0, 0, 0, relativeHeight, false, 0, false).height;
    }
    public static Rect GetExact(Rect rect) {
        rect = new Rect((rect.x / 100) * Screen.width,
            (rect.y / 100) * Screen.height,
            (rect.width / 100) * Screen.width,
            (rect.height / 100) * Screen.height);
        return rect;
    }
    public static float GetRelativeText(float size) {
        return (size / 100f) * Screen.width;
    }
}