www.pudn.com > afdialer_src.rar > AFDialPanel.cpp

/////////////////////////////////////////////////////////////////////// 
// If this program works, it was written by Alexander Fedorov. 
// If not, I don't know who wrote it. 
// mailto:lamer2000@hotmail.com 
// Home Page: http://members.xoom.com/lamer2000/ 
// This file is part of Alexf Dialer. 
// This program is free software; you can redistribute it and/or modify 
// it under the terms of the GNU General Public License as published by 
// the Free Software Foundation; either version 2 of the License, or 
// (at your option) any later version. 
/////////////////////////////////////////////////////////////////////// 
 
// AFDialPanel.cpp : implementation file 
// 
 
#include "stdafx.h" 
#include "AFDialPanel.h" 
#include "afd.h" 
 
#ifdef _DEBUG 
#define new DEBUG_NEW 
#undef THIS_FILE 
static char THIS_FILE[] = __FILE__; 
#endif 
 
 
class CAfdApp; 
extern CAfdApp theApp; 
 
///////////////////////////////////////////////////////////////////////////// 
// CAFDialPanel 
 
CAFDialPanel::CAFDialPanel() 
{ 
	Recv = new DWORD[STACKSIZ * sizeof(DWORD)]; 
	if (!Recv) return; 
	Send = new DWORD[STACKSIZ * sizeof(DWORD)]; 
	if (!Send) 
	{ 
		delete [] Recv; 
		return; 
	} 
	for (int i = 0; i < STACKSIZ; i++) 
	{ 
		Recv[i] = 0; 
		Send[i] = 0; 
	} 
	TextLines = 7; 
	LeftWidth = 50; 
	text[0] = _T("RECV"); 
	text[2] = _T("SPEED "); 
	text[4] = _T("Kb/sec"); 
	text[6] = _T("SENT"); 
} 
 
CAFDialPanel::~CAFDialPanel() 
{ 
	if (Recv) delete [] Recv; 
	if (Send) delete [] Send; 
} 
 
 
BEGIN_MESSAGE_MAP(CAFDialPanel, CStatic) 
	//{{AFX_MSG_MAP(CAFDialPanel) 
	ON_WM_PAINT() 
	ON_WM_TIMER() 
	ON_WM_DESTROY() 
	//}}AFX_MSG_MAP 
END_MESSAGE_MAP() 
 
///////////////////////////////////////////////////////////////////////////// 
// CAFDialPanel message handlers 
 
void CAFDialPanel::OnPaint()  
{ 
	if (!Recv) return; 
	if (!Send) return; 
	CPaintDC dc(this); // device context for painting 
	CRect cr; 
	GetClientRect(&cr); 
	CRect cr1(cr); 
// fill text 
	text[1] = L2S(Recv[lStack]); 
	text[3] = D2S_2((double)MaxSpeed / 1000.0); 
	text[5] = L2S(Send[lStack]); 
// text 
	dc.SetBkMode(TRANSPARENT); 
	dc.SetTextColor(GetSysColor(COLOR_BTNTEXT)); 
	int hh = cr.Height() / TextLines; 
	cr1.right = cr1.left + LeftWidth; 
	dc.FillRect(& cr1, & CBrush(GetSysColor(COLOR_BTNFACE))); 
	cr1.bottom = cr1.top + hh; 
	CFont* pOldFont = dc.SelectObject(GetFont()); 
	for (int i = 0; i < TextLines; i++) 
	{ 
		dc.DrawText(text[i], (LPRECT)&cr1, 
		DT_WORDBREAK | DT_CENTER | DT_VCENTER); 
		cr1.OffsetRect(0, hh); 
	} 
	dc.SelectObject(pOldFont); 
// axis 
	cr1 = CRect(cr); 
	cr1.left = cr.left + LeftWidth; 
	cr1.right = cr1.left + 1; 
	dc.FillRect(& cr1, & CBrush(GetSysColor(COLOR_APPWORKSPACE))); 
	cr1.right = cr.right; 
	cr1.top = cr.Height() / 2; 
	cr1.bottom = cr1.top + 1; 
	dc.FillRect(& cr1, & CBrush(GetSysColor(COLOR_APPWORKSPACE))); 
 
	if (0 == MaxSpeed) return; 
// graph 
	i = lStack; 
	int h = cr.Height() / 2 - 1; 
	cr1.left = cr.left + LeftWidth + 1; 
	cr1.right = cr1.left + 2; 
//	int ccc = 0; 
	while (TRUE) 
	{ 
		int h1 = 10 * h * Recv[i] / MaxSpeed; 
		if (h1 < h) 
		{ 
			cr1.top = cr.top; 
			cr1.bottom = cr.top + h - h1; 
			// clear 
			dc.FillRect(& cr1, & CBrush(GetSysColor(COLOR_BTNFACE))); 
		} 
		if (h1 > h) 
		{ 
			h1 = h - 2; 
			cr1.top = cr.top; 
			cr1.bottom = cr.top + 2; 
			// chache hit 
			dc.FillRect(& cr1, & CBrush(RGB(255, 0, 0))); 
		} 
		if (0 == h1 && 0 != Recv[i]) h1 = 1; 
		cr1.bottom = cr.Height() / 2 - 1; 
		cr1.top = cr1.bottom - h1; 
		dc.FillRect(& cr1, & CBrush(GetSysColor(COLOR_BTNHIGHLIGHT)));// ccc))); 
//		ccc++; 
		h1 = 10 * h * Send[i] / MaxSpeed; 
		if (h1 < h) 
		{ 
			cr1.bottom = cr.bottom; 
			cr1.top = cr.bottom - h + h1; 
			// clear 
			dc.FillRect(& cr1, & CBrush(GetSysColor(COLOR_BTNFACE))); 
		} 
		if (h1 > h) 
		{ 
			h1 = h - 2; 
			cr1.bottom = cr.bottom; 
			cr1.top = cr.top; 
			cr1.top = cr.bottom - 2; 
			// chache hit 
			dc.FillRect(& cr1, & CBrush(RGB(255, 0, 0))); 
		} 
		if (0 == h1 && 0 != Send[i]) h1 = 1; 
		cr1.top = cr.Height() / 2 + 1; 
		cr1.bottom = cr1.top + h1; 
		dc.FillRect(& cr1, & CBrush(GetSysColor(COLOR_HIGHLIGHT))); 
		cr1.OffsetRect(3, 0); 
		if (0 == i) i = STACKSIZ; 
		i--; 
		if (cr1.left > cr.right - 2) break; 
	} 
} 
 
void CAFDialPanel::OnTimer(UINT nIDEvent)  
{ 
	if (!Recv) return; 
	if (!Send) return; 
	lStack++; 
	if (lStack >= STACKSIZ) lStack = 0; 
	MaxSpeed = theApp.pPerf[PERF_ConnectSpeed]->GetData(); 
	DWORD dRecv = theApp.pPerf[PERF_BytesRecvd]->GetData(); 
	DWORD dSend = theApp.pPerf[PERF_BytesXmit]->GetData(); 
	Recv[lStack] = dRecv - TotalRecv; 
	Send[lStack] = dSend - TotalSend; 
	TotalRecv = dRecv; 
	TotalSend = dSend; 
	RedrawWindow(); 
	CStatic::OnTimer(nIDEvent); 
} 
 
void CAFDialPanel::PreSubclassWindow()  
{ 
	TotalRecv = 0; 
	TotalSend = 0; 
	lStack = 0; 
	MaxSpeed = 0; 
	pPerf[PERF_ConnectSpeed] = new CAlexfPerf(ALEXF_PERF_DIALUP_CONNECTSPEED); 
	pPerf[PERF_BytesRecvd]   = new CAlexfPerf(ALEXF_PERF_DIALUP_BYTESRECVD); 
	pPerf[PERF_BytesXmit]    = new CAlexfPerf(ALEXF_PERF_DIALUP_BYTESXMIT); 
	for (int i = 0; i < PERF_ARRAY; i++) if (NULL == pPerf[i]) VERIFY(0); 
	TotalRecv = theApp.pPerf[PERF_BytesRecvd]->GetData(); 
	TotalSend = theApp.pPerf[PERF_BytesXmit]->GetData(); 
	uTimer = SetTimer(1, 1000, NULL); 
	CStatic::PreSubclassWindow(); 
} 
 
void CAFDialPanel::OnDestroy()  
{ 
	for (int i = 0; i < PERF_ARRAY; i++) delete pPerf[i]; 
	KillTimer(uTimer); 
	CStatic::OnDestroy(); 
}