97 lines
2.8 KiB
C++
97 lines
2.8 KiB
C++
#pragma once
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#include <cstdint>
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namespace td {
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namespace utils {
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namespace shape {
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class Point {
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private:
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float m_X, m_Y;
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public:
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Point() : m_X(0), m_Y(0) {}
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Point(float x, float y) : m_X(x), m_Y(y) {}
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float GetX() const { return m_X; }
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float GetY() const { return m_Y; }
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void SetX(float x) { m_X = x; }
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void SetY(float y) { m_Y = y; }
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float Distance(const Point& point) const;
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float DistanceSquared(const Point& point) const;
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};
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class Circle;
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class Rectangle {
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private:
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Point m_Center;
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float m_Width, m_Height;
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public:
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Rectangle() {}
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const Point& GetCenter() const { return m_Center; }
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float GetCenterX() const { return m_Center.GetX(); }
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float GetCenterY() const { return m_Center.GetY(); }
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float GetWidth() const { return m_Width; }
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float GetHeight() const { return m_Height; }
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Point GetTopLeft() const { return { m_Center.GetX() - (m_Width / 2.0f), m_Center.GetY() - (m_Height / 2.0f) }; }
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Point GetBottomRight() const { return { m_Center.GetX() + (m_Width / 2.0f), m_Center.GetY() + (m_Height / 2.0f) }; }
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void SetCenter(const Point& center) { m_Center = center; }
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void SetCenterX(float x) { m_Center.SetX(x); }
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void SetCenterY(float y) { m_Center.SetY(y); }
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void SetSize(float width, float height) { SetWidth(width); SetHeight(height); }
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void SetSize(Point size) { SetSize(size.GetX(), size.GetY()); }
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Point GetSize() { return { m_Width, m_Height }; }
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void SetWidth(float width) { m_Width = width; }
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void SetHeight(float height) { m_Height = height; }
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bool CollidesWith(const Point& point) const;
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bool CollidesWith(const Rectangle& rect) const;
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bool CollidesWith(const Circle& circle) const;
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// distance from the closest side of the rectangle
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float Distance(const Circle& circle) const;
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float DistanceSquared(const Circle& circle) const;
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};
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class Circle {
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private:
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Point m_Center;
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float m_Radius;
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public:
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Circle(float x, float y, float radius) : m_Center(x, y), m_Radius(radius) {}
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Circle() : m_Radius(0) {}
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const Point& GetCenter() const { return m_Center; }
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float GetCenterX() const { return m_Center.GetX(); }
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float GetCenterY() const { return m_Center.GetY(); }
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float GetRadius() const { return m_Radius; }
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void SetCenter(const Point& center) { m_Center = center; }
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void SetCenterX(float x) { m_Center.SetX(x); }
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void SetCenterY(float y) { m_Center.SetY(y); }
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void SetRadius(float radius) { m_Radius = radius; }
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bool CollidesWith(const Point& point) const;
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bool CollidesWith(const Rectangle& rect) const;
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bool CollidesWith(const Circle& circle) const;
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// distance from the closest side of the rectangle
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float Distance(const Rectangle& rect) const;
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float DistanceSquared(const Rectangle& rect) const;
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};
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} // namespace shape
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} // namespace utils
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} // namespace td
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