CUBoxObstacle.h

//
//  CUBoxObstacle.h
//  Cornell Extensions to Cocos2D
//
//  This class implements a rectangular physics object, and is the primary type of
//  physics object to use.
//
//  This file is based on the CS 3152 PhysicsDemo Lab by Don Holden, 2007
//
//  Author: Walker White
//  Version: 11/24/15
//
#ifndef __CU_BOX_OBSTACLE_H__
#define __CU_BOX_OBSTACLE_H__

#include <Box2D/Collision/Shapes/b2PolygonShape.h>
#include "CUSimpleObstacle.h"


NS_CC_BEGIN
#pragma mark -
#pragma mark Box Obstacle

class CC_DLL BoxObstacle : public SimpleObstacle {
private:
    CC_DISALLOW_COPY_AND_ASSIGN(BoxObstacle);

protected:
    b2PolygonShape _shape;
    b2Fixture* _geometry;
    Size _dimension;
    
    
#pragma mark -
#pragma mark Scene Graph Methods

    void resize(const Size& size);
    
    virtual void resetDebugNode() override;

    
public:
#pragma mark -
#pragma mark Static Constructors

    static BoxObstacle* create();
    
    static BoxObstacle* create(const Vec2& pos);
    
    static BoxObstacle* create(const Vec2& pos, const Size& size);
    
    
#pragma mark -
#pragma mark Dimensions

    const Size& getDimension() const { return _dimension; }
    
    void setDimension(const Size& value)         { resize(value); markDirty(true); }
    
    void setDimension(float width, float height) { setDimension(Size(width,height)); }

    float getWidth() const { return _dimension.width; }
    
    void setWidth(float value) { setDimension(value,_dimension.height); }
    
    float getHeight() const { return _dimension.height; }
    
    void setHeight(float value) { setDimension(_dimension.width,value); }
    
    
#pragma mark -
#pragma mark Physics Methods
    
    virtual void createFixtures() override;
    
    virtual void releaseFixtures() override;
    

#pragma mark -
#pragma mark Initializers
CC_CONSTRUCTOR_ACCESS:
    /*
     * Creates a new box object at the origin.
     */
    BoxObstacle(void) : SimpleObstacle(), _geometry(nullptr) { }
    
    virtual bool init() override { return init(Vec2::ZERO,Size::ZERO); }
    
    virtual bool init(const Vec2& pos) override { return init(pos,Size::ZERO); }
    
    virtual bool init(const Vec2& pos, const Size& size);
    
};

NS_CC_END
#endif /* defined(__CU_BOX_OBSTACLE_H__) */