// CDLG_Login.cpp: 实现文件
//

#include "stdafx.h"
#include "WeChats.h"
#include "CDLG_Login.h"
#include "afxdialogex.h"


// CDLG_Login 对话框

IMPLEMENT_DYNAMIC(CDLG_Login, CDialogEx)

CDLG_Login::CDLG_Login(CWnd* pParent /*=nullptr*/)
	: CDialogEx(IDD_DLG_LOGIN, pParent)
	, m_strAccount(_T("admin"))
	, m_strPassword(_T("ly1234"))
{

}

CDLG_Login::~CDLG_Login()
{
}

void CDLG_Login::DoDataExchange(CDataExchange* pDX)
{
	CDialogEx::DoDataExchange(pDX);
	DDX_Text(pDX, TX_ACCOUNT, m_strAccount);
	DDX_Text(pDX, TX_PASSWROD, m_strPassword);
	DDX_Control(pDX, ST_ACCOUNT, m_stAccount);
	DDX_Control(pDX, ST_PASSWORD, m_stPassWord);
	DDX_Control(pDX, IDCANCEL, m_btnCancel);
	DDX_Control(pDX, IDOK, m_btnLogin);
}


BEGIN_MESSAGE_MAP(CDLG_Login, CDialogEx)
	ON_WM_ERASEBKGND()
	ON_WM_PAINT()
END_MESSAGE_MAP()


// CDLG_Login 消息处理程序


BOOL CDLG_Login::OnInitDialog()
{
	CDialogEx::OnInitDialog();

	// TODO:  在此添加额外的初始化
	InitAllCtrl();
	AdjustControl();
	return TRUE;  // return TRUE unless you set the focus to a control
				  // 异常: OCX 属性页应返回 FALSE
}


BOOL CDLG_Login::OnEraseBkgnd(CDC* pDC)
{
	// TODO: 在此添加消息处理程序代码和/或调用默认值
	return TRUE;
	return CDialogEx::OnEraseBkgnd(pDC);
}


BOOL CDLG_Login::PreTranslateMessage(MSG* pMsg)
{
	// TODO: 在此添加专用代码和/或调用基类
	// TODO: 在此添加专用代码和/或调用基类
	if (pMsg->message == WM_LBUTTONDOWN && pMsg->hwnd == m_hWnd)
	{
		pMsg->message = WM_NCLBUTTONDOWN;
		pMsg->wParam = HTCAPTION;
	}

	return CDialogEx::PreTranslateMessage(pMsg);
}


void CDLG_Login::OnPaint()
{
	CPaintDC dc(this); // device context for painting
					   // TODO: 在此处添加消息处理程序代码
					   // 不为绘图消息调用 CDialogEx::OnPaint()
	//调整控件位置////////////////////////////
	ChangeWindowRgn();
	AdjustControl();

	CRect rcClient;
	GetClientRect(&rcClient);

	//内存画图//////////////////////////
	CDC MemDC;
	MemDC.CreateCompatibleDC(&dc);

	CBitmap btScreen;
	btScreen.CreateCompatibleBitmap(&dc, rcClient.Width(), rcClient.Height());

	MemDC.SelectObject(&btScreen);
	btScreen.DeleteObject();

	//画背景;
	MemDC.Rectangle(rcClient);
	MemDC.FillSolidRect(rcClient, RGB(91, 195, 252));//draw the backGround
	if (m_DLGBackground.m_hObject != 0)
		m_DLGBackground.ExtendDraw(&MemDC, rcClient, 0, 0);

	//重画控件/////////////////////////
	ReDrawCrl(&MemDC);

	//画到显示器上////////////////////////////
	dc.BitBlt(rcClient.left, rcClient.top, rcClient.Width(), rcClient.Height(), &MemDC, 0, 0, SRCCOPY);

	MemDC.DeleteDC();
}


void CDLG_Login::InitAllCtrl()
{
	CString strSkinpath = _T("Skin\\");
	// 加载对话框背景图片;
	if (PathFileExists(strSkinpath + _T("登录窗口.bmp")))
		m_DLGBackground.LoadImage(strSkinpath + _T("登录窗口.bmp"));
	else
		m_DLGBackground.LoadImage(strSkinpath + _T("dlgbk.bmp"));

	// 加载按钮背景图片;
	m_btnCancel.ShowOwnerText();
	m_btnLogin.ShowOwnerText();
	m_btnCancel.LoadImage(strSkinpath + _T("btn.bmp"));
	m_btnLogin.LoadImage(strSkinpath + _T("btn.bmp"));
#if 0 // 在线版客户端不需要设置端口号与服务器地址;
	m_btnLoginSet.LoadImage(strSkinpath + _T("loginset.bmp"));
#endif

	// 设置静态文本背景透明;
	m_stStudioID.SetTransparent(TRUE);
	m_stAccount.SetTransparent(TRUE);
	m_stPassWord.SetTransparent(TRUE);

}

void CDLG_Login::ChangeWindowRgn() // 清除不规则窗体的其他边角;
{
	CRect rc;
	GetClientRect(&rc);

	CEnBitmap bmpWorkpanel;
	if (m_DLGBackground.m_hObject != NULL)
		m_DLGBackground.ExtendDrawImage(bmpWorkpanel, rc, 0, 0);

	if (m_hrgn)
		DeleteObject(m_hrgn);
	m_hrgn = bmpWorkpanel.BitmapToRegion(RGB(255, 0, 255));
	SetWindowRgn(m_hrgn, TRUE);

	bmpWorkpanel.DeleteObject();
}

void CDLG_Login::AdjustControl()
{
	CRect rc;
	GetClientRect(&rc);
	int cx = rc.Width();
	int cy = rc.Height();

#if 0 // 在线版客户端不需要设置端口号与服务器地址;
	// 登录设置按钮;
	m_btnLoginSet.SetWindowPos(NULL, cx - m_btnLoginSet.Width() - 5, 0, 0, 0, SWP_NOSIZE);
#endif
	// 最小化按钮;
	/*m_btnMin.SetWindowPos(NULL, cx - m_btnClose.Width() - m_btnMin.Width() - 5, 0, 0, 0, SWP_NOSIZE);
	*/
}

void CDLG_Login::ReDrawCrl(CDC* pMemDC)
{
	CRect rcClient;
	GetClientRect(&rcClient);

	static bool firstGetClientRect = true;
	static int preClientHeight = rcClient.Height();
	static int preClientWidth = rcClient.Width();
	if (firstGetClientRect)
	{
		firstGetClientRect = false;
	}

	if (firstGetClientRect || preClientHeight != rcClient.Height() || preClientWidth != rcClient.Width())
	{
		preClientHeight = rcClient.Height();
		preClientWidth = rcClient.Width();

		CEnBitmap *bmpPaint = NULL;
		CImage *image = NULL;

		CRect rcIcon;
		CPoint ptText;
		CString strText;

		CRect rect;
		GetClientRect(&rect);
		int cx = rect.Width();
		int cy = rect.Height();

		bmpPaint = m_btnLogin.GetPaintBmp();
		rect = m_btnLogin.GetRectInParent();
		if (bmpPaint->m_hObject != 0)
			bmpPaint->TransparentBlt(*pMemDC, rect, RGB(255, 0, 255));

		bmpPaint = m_btnCancel.GetPaintBmp();
		rect = m_btnCancel.GetRectInParent();
		if (bmpPaint->m_hObject != 0)
			bmpPaint->TransparentBlt(*pMemDC, rect, RGB(255, 0, 255));
	}
}