#include "stdafx.h"
#include "SigmaView.h"
#include "DrawOperator\StyleLibraryManager.h"
#include "Util.h"

#include "ActionListItem.h"
#include <ActionEmbellishItem.h>

/*
 * 初始化样式库
 */
extern "C" __declspec(dllexport)
bool StyleLibraryInit(const LPCSTR strNewPath, bool bNotJudgeSamePath)
{
	return AfxGetStyleLibMgr().InitLib(strNewPath, bNotJudgeSamePath);
}

/**
 * 列出所有样式分组
 * 
 * \return 由逗号(,)分割的分组字符串
 */
extern "C" __declspec(dllexport)
BSTR StyleLibraryListGroup()
{
	return JoinStrings(AfxGetStyleLibMgr().ListGroup(), ",").AllocSysString();
}


/**
 * 列出该分组下面的所有样式
 * 
 * \return 由逗号(,)分割的分组字符串
 */
extern "C" __declspec(dllexport)
BSTR StyleLibraryListStyle(LPCSTR group)
{
	std::shared_ptr<StyleManager::CStyleLibraryItem> pItem = AfxGetStyleLibMgr().Find(group);
	if (pItem != nullptr)
	{
		return JoinStrings(pItem->ListStyle(), ",").AllocSysString();
	}
	return CString().AllocSysString();
}

/**
 * 创建新的分组
 *
 * \param strNewFile 组名
 */
extern "C" __declspec(dllexport)
void StyleLibraryAddNewGroup(const LPCSTR strNewFile)
{
	AfxGetStyleLibMgr().AddNewGroup(strNewFile);
}

/**
 * 移除所有分组
 */
extern "C" __declspec(dllexport)
void StyleLibraryRemoveAll(void)
{
	AfxGetStyleLibMgr().RemoveAll();
}

/**
 * 移除指定分组
 *
 * \param strNewFile
 */
extern "C" __declspec(dllexport)
void StyleLibraryRemoveGroup(const LPCSTR strNewFile)
{
	AfxGetStyleLibMgr().RemoveGroup(strNewFile);
}

/**
 * 重命名某个分组
 *
 * \param oldFile 旧名称
 * \param newFile 新名称
 * \return
 */
extern "C" __declspec(dllexport)
bool StyleLibraryRenameGroup(const LPCSTR oldFile, const LPCSTR newFile)
{
	return AfxGetStyleLibMgr().RenameGroup(oldFile, newFile);
}

/**
 * 保存所有样式
 *
 * \return
 */
extern "C" __declspec(dllexport)
bool StyleLibrarySaveAll()
{
	return AfxGetStyleLibMgr().SaveAll();
}

/**
 * 设置样式到目标图层
 * 
 * \param pView pView
 * \param group 样式组名称
 * \param style 样式名称
 * \param targetLayer 目标图层名
 * \return 
 */
extern "C" __declspec(dllexport)
bool StyleLibraryApplyStyleTo(CSigmaView * pView, LPCSTR group, LPCSTR style, LPCSTR targetLayer)
{
	assert(pView != nullptr);

	CXy *pXy = pView->m_pDoc->m_pXy;
	CLayer* pLayer = pXy->FindLayer(targetLayer);
	if (pLayer == nullptr)
	{
		return false;
	}

	std::unique_ptr<CActionEmbellishItem> pActionItem = std::make_unique<CActionEmbellishItem>(pView->m_pDoc, ActionTypeLayerEmbellishCurveAdd, pLayer);
	pActionItem->SetOldHowToView(pLayer); // 备份老修饰

	bool result = AfxGetStyleLibMgr().ApplyStyleTo(group, style, pXy, targetLayer);
	if (result)
	{
		pActionItem->SetNewHowToView(pLayer);
		pView->m_pDoc->SetActionItem(pActionItem.release());
	}
	return result;
}

extern "C" __declspec(dllexport)
bool StyleLibraryApplyStyleToElement(CSigmaView * pView, LPCSTR group, LPCSTR style, POSITION posElement)
{
	int styleType =AfxGetStyleLibMgr().GetStyleType(group, style);
	//为了修饰的Redo/Undo
	CXy *pXy = pView->m_pDoc->m_pXy;
	COne* pOne = pXy->GetAt(posElement);
	bool bSuccess = false;
	//CActionEmbellishItem* pActionItem = new CActionEmbellishItem(pView->m_pDoc, 0, pOne);
	std::unique_ptr<CActionEmbellishItem> pActionItem = std::make_unique<CActionEmbellishItem>(pView->m_pDoc, 0, pOne);
	pActionItem->SetOldHowToView(pOne);	//备份老修饰
	if (pOne->GetType() == DOUBLEFOX_POINT || pOne->GetType() == DOUBLEFOX_XYZ || pOne->GetType() == DOUBLEFOX_XPOINT)
	{
		if (styleType == 2 || styleType == 3) {
			if (pOne->HowToViewPoint)
				delete pOne->HowToViewPoint;
			pOne->HowToViewPoint = new CHowToViewPoint();
			CHowToViewPoint* pHtp = (AfxGetStyleLibMgr().GetHowToViewPoint(group, style));
			if (pHtp != nullptr)
			{
				*pOne->HowToViewPoint = *pHtp;
				pActionItem->SetNewHowToView(pOne);	//备份新修饰				
				bSuccess = true;
			}
		}		
	}
	else if (pOne->GetType() == DOUBLEFOX_CURVE)
	{
		if (styleType == 1 || styleType == 3)
		{
			if (pOne->HowToViewCurve)
				delete pOne->HowToViewCurve;
			pOne->HowToViewCurve = new CHowToViewCurve();
			CHowToViewCurve* pHtc = (AfxGetStyleLibMgr().GetHowToViewCurve(group, style));
			if (pHtc != nullptr)
			{
				*pOne->HowToViewCurve = *pHtc;
				pActionItem->SetNewHowToView(pOne);	//备份新修饰
				bSuccess = true;
			}
		}
	}
	if (bSuccess == false) {
		//delete pActionItem;
		return false;
	}
	pView->m_pDoc->SetActionItem(pActionItem.release());
	return bSuccess;
}

/**
 * 渲染样式
 * 
 * \param group 组名称
 * \param style 样式名称
 * \param hdc   HDC
 * \param width 宽度
 * \param height 高度
 * \return 成功/失败，失败大概率是分组或样式不存在
 */
extern "C" __declspec(dllexport)
bool StyleLibraryRenderStyle(LPCSTR group, LPCTSTR style, HDC hdc, int width, int height)
{
	return AfxGetStyleLibMgr().RenderStyle(group, style, hdc, width, height);
}