Shape.h

// Copyright (c) 2016-2018 Kiwano - Nomango
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
 
#pragma once
#include <kiwano/platform/NativeObject.hpp>
 
namespace kiwano
{
class ShapeMaker;
 
KGE_DECLARE_SMART_PTR(Shape);
 
class KGE_API Shape : public NativeObject
{
    friend class ShapeMaker;
 
public:
    static ShapePtr CreateLine(const Point& begin, const Point& end);
 
    static ShapePtr CreateRect(const Rect& rect);
 
    static ShapePtr CreateRoundedRect(const Rect& rect, const Vec2& radius);
 
    static ShapePtr CreateCircle(const Point& center, float radius);
 
    static ShapePtr CreateEllipse(const Point& center, const Vec2& radius);
 
    static ShapePtr CreatePolygon(const Vector<Point>& vertices);
 
    Shape();
 
    Rect GetBoundingBox() const;
 
    Rect GetBoundingBox(const Matrix3x2& transform) const;
 
    bool ContainsPoint(const Point& point, const Matrix3x2* transform = nullptr) const;
 
    float GetLength() const;
 
    float ComputeArea() const;
 
    bool ComputePointAtLength(float length, Point& point, Vec2& tangent) const;
 
    void Clear();
};
 
}  // namespace kiwano