#include "stdafx.h"
#include "SelectBlkDlg.h"
#include "coretools.h"

IMPLEMENT_DYNAMIC(CSelectBlkDlg, CDialog)

CSelectBlkDlg::CSelectBlkDlg(LPCTSTR pszDWG
	, LPCTSTR pszFilter
	, LPCTSTR pszSelItem
	, CWnd* pParent)
	: CDialog(IDD_SELECT_BLK, pParent)
	, m_sDwgPath(pszDWG)
	, m_sFilter(pszFilter)
	, m_pDb(NULL)
	, m_sInitSel(_T(""))
{
	m_pDb = new AcDbDatabase(false);
	if (m_pDb->readDwgFile(pszDWG, AcDbDatabase::kForReadAndAllShare) == Acad::eOk)
		CoreTools::enumBlockByDWG(m_pDb, m_blockNames, m_sFilter, &m_blockIds);
	else
		DELETE_PTR(m_pDb);
	
	if (pszSelItem)
		m_sInitSel = pszSelItem;
}

CSelectBlkDlg::~CSelectBlkDlg() { DELETE_PTR(m_pDb); }

void CSelectBlkDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	DDX_Control(pDX, IDC_LIST1, m_wndListBox);
}

BOOL CSelectBlkDlg::OnInitDialog()
{
	CDialog::OnInitDialog();
	m_wndViewCtrl.SubclassDlgItem(IDC_PREVIEW_PIC, this);

	CString str(_T(""));
	for (size_t i(0); i < m_blockNames.size(); ++i)
	{
		m_wndListBox.AddString(m_blockNames[i]);
	}

	int idx = m_wndListBox.FindString(0, m_sInitSel);
	if (idx != -1)
	{
		m_wndListBox.SetCurSel(idx);
	}
	else
	{
		if (!m_blockNames.empty())
			m_wndListBox.SetCurSel(0);
	}

	OnLbnSelchangeList1();
	
	return TRUE;
}

BEGIN_MESSAGE_MAP(CSelectBlkDlg, CDialog)
	ON_BN_CLICKED(IDOK, &CSelectBlkDlg::OnBnClickedOk)
	ON_LBN_SELCHANGE(IDC_LIST1, &CSelectBlkDlg::OnLbnSelchangeList1)
END_MESSAGE_MAP()

void CSelectBlkDlg::OnBnClickedOk()
{
	CDialog::OnOK();
	UpdateData(TRUE);

	int idx = m_wndListBox.GetCurSel();
	if (idx < m_blockNames.size() && idx >= 0)
	{
		m_sSelectBlkName = m_blockNames[idx];
	}
}

void CSelectBlkDlg::OnLbnSelchangeList1()
{
	int idx = m_wndListBox.GetCurSel();
	if (idx >= m_blockIds.length() && idx < 0) return;

	if (!m_blockIds[idx].isValid()) return;

	AcDbBlockReference *pRef = new AcDbBlockReference();
	pRef->setBlockTableRecord(m_blockIds[idx]);
	pRef->setPosition(AcGePoint3d::kOrigin);
	pRef->setRotation(0.0);

	AcDbExtents ext;
	pRef->getGeomExtents(ext);

	pRef->setScaleFactors(AcGeScale3d(.8));

	m_wndViewCtrl.clearAll();
	m_wndViewCtrl.init(true);
	m_wndViewCtrl.SetOrbitFlag(OBF_ZOOM);
	m_wndViewCtrl.InitFromCurrentView2D(ext, true);

	m_wndViewCtrl.Add(pRef);

	m_wndViewCtrl.view()->invalidate();
	m_wndViewCtrl.Invalidate();
	m_wndViewCtrl.RedrawWindow();
}