Magic_Game/Easy2D/Geometry/EGeometry.cpp

#include "..\egeometry.h"
#include "..\emanagers.h"
#include "..\enodes.h"
#include "..\Win\winbase.h"

e2d::EGeometry::EGeometry()
	: m_nCategoryBitmask(0)
	, m_nCollisionBitmask(0)
	, m_bIsVisiable(true)
	, m_nColor(EColor::RED)
	, m_fOpacity(1)
	, m_pParentNode(nullptr)
	, m_pTransformedGeometry(nullptr)
{
}

e2d::EGeometry::~EGeometry()
{
	SafeReleaseInterface(&m_pTransformedGeometry);
}

e2d::ENode * e2d::EGeometry::getParentNode() const
{
	return m_pParentNode;
}

UINT32 e2d::EGeometry::getCategoryBitmask() const
{
	return m_nCategoryBitmask;
}

UINT32 e2d::EGeometry::getCollisionBitmask() const
{
	return m_nCollisionBitmask;
}

void e2d::EGeometry::setCategoryBitmask(UINT32 mask)
{
	m_nCategoryBitmask = mask;
}

void e2d::EGeometry::setCollisionBitmask(UINT32 mask)
{
	m_nCollisionBitmask = mask;
}

void e2d::EGeometry::setVisiable(bool bVisiable)
{
	m_bIsVisiable = bVisiable;
}

void e2d::EGeometry::setColor(UINT32 color)
{
	m_nColor = color;
}

void e2d::EGeometry::setOpacity(float opacity)
{
	m_fOpacity = min(max(opacity, 0), 1);
}

void e2d::EGeometry::_render()
{
	if (m_pTransformedGeometry)
	{
		// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ˢ
		GetRenderTarget()->CreateSolidColorBrush(
			D2D1::ColorF(
				m_nColor,
				m_fOpacity),
			&GetSolidColorBrush()
		);
		// <20><><EFBFBD>Ƽ<EFBFBD><C6BC><EFBFBD><EFBFBD><EFBFBD>״
		GetRenderTarget()->DrawGeometry(m_pTransformedGeometry, GetSolidColorBrush());
		// <20>ͷ<EFBFBD><CDB7><EFBFBD>ʱ<EFBFBD><CAB1>Դ
		SafeReleaseInterface(&GetSolidColorBrush());
	}
}

e2d::EPhysicsMsg::INTERSECT_RELATION e2d::EGeometry::_intersectWith(EGeometry * pGeometry)
{
	if (m_pTransformedGeometry && pGeometry->m_pTransformedGeometry)
	{
		D2D1_GEOMETRY_RELATION relation;

		m_pTransformedGeometry->CompareWithGeometry(
			pGeometry->m_pTransformedGeometry,
			D2D1::Matrix3x2F::Identity(),
			&relation
		);

		return EPhysicsMsg::INTERSECT_RELATION(relation);
	}
	return EPhysicsMsg::INTERSECT_RELATION::UNKNOWN;
}

void e2d::EGeometry::_transform()
{
	if (m_pParentNode)
	{
		// <20>ͷ<EFBFBD>ԭ<EFBFBD><D4AD>״
		SafeReleaseInterface(&m_pTransformedGeometry);

		// <20><><EFBFBD>ݸ<EFBFBD><DDB8>ڵ<EFBFBD>ת<EFBFBD><D7AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͼ<EFBFBD><CDBC>
		GetFactory()->CreateTransformedGeometry(
			_getD2dGeometry(),
			m_pParentNode->m_MatriFinal,
			&m_pTransformedGeometry
		);

		// <20>ж<EFBFBD><D0B6><EFBFBD>״<EFBFBD>任<EFBFBD><E4BBBB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
		EPhysicsManager::PhysicsGeometryProc(this);
	}
}