lamparray.cpp

郎顿51开发板上位机代码 帮助你快速开发工控程序

/////////////////////////////////////////////////////////
//			灯阵列LampArray封装类
//	版本：1.03
//	最后修改日期：2002.1.25
/////////////////////////////////////////////////////////

// LampArray.cpp : implementation file
//

#include "stdafx.h"
#include "LampArray.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// LampArray


/////////////////////////////////////////////////////////////////////////////////////////
//函数名：LampArray(CWnd * parent)
//输入参数：父窗口的指针
//返回值：无
//作用：构造函数，初始化变量的值，创建并显示对象
LampArray::LampArray(CWnd * parent)
{
	LA_Width = 260;		//默认的阵列大小
	LA_Height = 100;

	LA_BorderWidth = 3;	//默认的边框宽度

	LA_Rows = 3;		//默认的灯阵列的行数和列数
	LA_Columns = 5;

	LA_FontSize = 14;	//字体大小

	LA_Status = LA_WORK;	//仪表的默认状态

	LA_LampStyle = LA_ELLIPSE;	//默认的灯形状

	LA_BdLightColor = RGB(255, 255, 255);	//默认边界颜色
	LA_BdDarkColor = RGB(100, 100, 100);

	LA_TextColor = RGB(255, 255, 255);	//文字的颜色
	int i;								//定义灯的默认文字
	CString subtext;
	LA_Text = "";
	for(i = 0; i < (int)(LA_Rows * LA_Columns); i ++)
	{
		subtext.Format("灯%d", i);
		LA_Text += subtext;
		if(i != (int)(LA_Rows * LA_Columns - 1))
			LA_Text += ",";
	}

	LA_TextOffset.x = 22;	//灯的文字相对于灯的左上角的偏移坐标
	LA_TextOffset.y = 2;

	LA_LampLightColor = RGB(255, 0, 0);	//灯点亮状态的颜色

	LA_LampDarkColor = RGB(0, 200, 0);	//灯熄灭状态的颜色

	LA_LampPos.x = 10;	//左上角的灯相对于仪表窗口左上角的位置坐标
	LA_LampPos.y = 10;

	LA_LampWidth = 20;	//灯的宽度和高度（对于圆形灯，为椭圆的长轴和短轴）
	LA_LampHeight = 20;
	
	LA_LampBdWidth = 2;	//灯的边界宽度
	
	LA_LampXSpace = 30;	//灯在X方向和Y方向的间距
	LA_LampYSpace = 10;

	LA_LampStatus = new int[LA_Rows * LA_Columns];	//初始化灯状态数组
	memset((void *)LA_LampStatus, 0, LA_Rows * LA_Columns * sizeof(LA_LampStatus[0]));

	LA_BkColor = GetSysColor(COLOR_3DFACE);	//默认仪表背景颜色和对话框背景颜色一致

	LA_BorderTop = 1;	//默认情况下，四个边界都要显示
	LA_BorderBottom = 1;
	LA_BorderLeft = 1;
	LA_BorderRight = 1;	


	//创建相应的静态控件并且显示
	CRect rect;			
	rect.left = rect.top = 0;
	rect.bottom = LA_Height - 1; 
	rect.right = LA_Width - 1;
	Create(NULL, WS_CHILD | WS_VISIBLE | SS_NOTIFY, rect, parent);	
	
	SetTimer(1, 50, NULL);
}

LampArray::~LampArray()
{	
	LA_Font.DeleteObject();
	delete [] LA_LampStatus;
	KillTimer(1);
}


BEGIN_MESSAGE_MAP(LampArray, CStatic)
	//{{AFX_MSG_MAP(LampArray)
	ON_WM_PAINT()
	ON_WM_TIMER()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// LampArray message handlers


/////////////////////////////////////////////////////////////////////////////////////////
//函数名：OnPaint() 
//输入参数：无
//返回值：无
//作用：重载函数，完成仪表界面的绘制
void LampArray::OnPaint() 
{
	CPaintDC dc(this); // device context for painting
	// TODO: Add your message handler code here
	DrawFace();
	// Do not call CStatic::OnPaint() for painting messages
}


/////////////////////////////////////////////////////////////////////////////////////////
//函数名：DrawFace()
//输入参数：无
//返回值：无
//作用：完成仪表界面的绘制
void LampArray::DrawFace()
{
	int i, j, k;
	CClientDC dc(this);
	CBitmap bmpc;
	bmpc.CreateCompatibleBitmap(&dc, LA_Width, LA_Height);	//创建与系统兼容的位图
	BITMAP bmp;
	bmpc.GetBitmap(&bmp);
	COLORREF temp_color;
	
	if(!LA_Font.m_hObject)
		LA_Font.CreateFont(LA_FontSize, 0, 0, 0, FW_NORMAL, 0, 0, 0, ANSI_CHARSET, OUT_STROKE_PRECIS, CLIP_STROKE_PRECIS, DRAFT_QUALITY, VARIABLE_PITCH | FF_SWISS, _T("Arial"));	//创建一个默认的字体


	//绘制仪表的背景色
	CDC dcmem;
	dcmem.CreateCompatibleDC(&dc);
	CBitmap * pbitmapold = (CBitmap *)dcmem.SelectObject(&bmpc);
	CBrush brush, *pbrushold;

	brush.CreateSolidBrush(LA_BkColor);
	pbrushold= (CBrush *)dcmem.SelectObject(&brush);
	dcmem.SelectStockObject(NULL_PEN);
	dcmem.Rectangle(0, 0, bmp.bmWidth + 1, bmp.bmHeight + 1);
	dcmem.SelectObject(pbrushold);
	brush.DeleteObject();

	//绘制仪表的边框
	brush.CreateSolidBrush(LA_BdDarkColor);
	pbrushold = (CBrush *)dcmem.SelectObject(&brush);
	if(LA_BorderTop)
		dcmem.Rectangle(0, 0, LA_Width + 1, LA_BorderWidth);
	if(LA_BorderLeft)
		dcmem.Rectangle(0, 0, LA_BorderWidth, LA_Height + 1);
	dcmem.SelectObject(pbrushold);
	brush.DeleteObject();
	brush.CreateSolidBrush(LA_BdLightColor);
	pbrushold = (CBrush *)dcmem.SelectObject(&brush);
	if(LA_BorderBottom)
		dcmem.Rectangle(0, LA_Height - LA_BorderWidth + 1, LA_Width + 1, LA_Height + 1);
	if(LA_BorderRight)
		dcmem.Rectangle(LA_Width - LA_BorderWidth + 1, 0, LA_Width + 1, LA_Height + 1);
	dcmem.SelectObject(pbrushold);
	brush.DeleteObject();
	
	//绘制灯阵列
	for(i = 0; i < (int)LA_Rows; i ++)
	{
		for(j = 0; j < (int)LA_Columns; j ++)
		{
			COLORREF bdcolor = 0;
			if(LA_LampStatus[i * LA_Columns + j])	//灯点亮状态
			{			
				if(LA_LampStyle == LA_RECTANGLE)
				{
					bdcolor = LA_LampLightColor;
					temp_color = GetNextColor(LA_LampLightColor, 0.8);
					brush.CreateSolidBrush(temp_color);
					pbrushold = (CBrush *)dcmem.SelectObject(&brush);
					dcmem.Rectangle(LA_LampPos.x + j * (LA_LampWidth + LA_LampXSpace), LA_LampPos.y + i * (LA_LampHeight + LA_LampYSpace), LA_LampPos.x + LA_LampWidth + j * (LA_LampWidth + LA_LampXSpace), LA_LampPos.y + LA_LampHeight + i * (LA_LampHeight + LA_LampYSpace));
					dcmem.SelectObject(pbrushold);
					brush.DeleteObject();
				}
				else if(LA_LampStyle == LA_ELLIPSE)
				{
					int r = (int)(0.375 * ((LA_LampWidth > LA_LampHeight) ? LA_LampWidth : LA_LampHeight));
					temp_color = GetNextColor(LA_LampLightColor, 0.4);
					for(k = r; k > 0; k --)
					{
						temp_color = GetNextColor(temp_color, 1.2);
						brush.CreateSolidBrush(temp_color);
						pbrushold = (CBrush *)dcmem.SelectObject(&brush);
						dcmem.Ellipse(LA_LampPos.x + j * (LA_LampWidth + LA_LampXSpace) + r - k, LA_LampPos.y + i * (LA_LampHeight + LA_LampYSpace) + r - k, LA_LampPos.x + LA_LampWidth + j * (LA_LampWidth + LA_LampXSpace) - r + k, LA_LampPos.y + LA_LampHeight + i * (LA_LampHeight + LA_LampYSpace) - r + k);
						dcmem.SelectObject(pbrushold);
						brush.DeleteObject();
					}
				}
			}
			else	//灯熄灭状态
			{
				if(LA_LampStyle == LA_RECTANGLE)
				{	
					bdcolor = LA_LampDarkColor;
					temp_color = GetNextColor(LA_LampDarkColor, 0.5);
					brush.CreateSolidBrush(temp_color);
					pbrushold = (CBrush *)dcmem.SelectObject(&brush);
					dcmem.Rectangle(LA_LampPos.x + j * (LA_LampWidth + LA_LampXSpace), LA_LampPos.y + i * (LA_LampHeight + LA_LampYSpace), LA_LampPos.x + LA_LampWidth + j * (LA_LampWidth + LA_LampXSpace), LA_LampPos.y + LA_LampHeight + i * (LA_LampHeight + LA_LampYSpace));
					dcmem.SelectObject(pbrushold);
					brush.DeleteObject();	
				}
				else if(LA_LampStyle == LA_ELLIPSE)
				{		
					int r = (int)(0.375 * ((LA_LampWidth > LA_LampHeight) ? LA_LampWidth : LA_LampHeight));
					temp_color = GetNextColor(LA_LampDarkColor, 0.2);
					for(k = r; k > 0; k --)
					{
						temp_color = GetNextColor(temp_color, 1.2);
						brush.CreateSolidBrush(temp_color);
						pbrushold = (CBrush *)dcmem.SelectObject(&brush);
						dcmem.Ellipse(LA_LampPos.x + j * (LA_LampWidth + LA_LampXSpace) + r - k, LA_LampPos.y + i * (LA_LampHeight + LA_LampYSpace) + r - k, LA_LampPos.x + LA_LampWidth + j * (LA_LampWidth + LA_LampXSpace) - r + k, LA_LampPos.y + LA_LampHeight + i * (LA_LampHeight + LA_LampYSpace) - r + k);
						dcmem.SelectObject(pbrushold);
						brush.DeleteObject();
					}					
				}
			}

			if(LA_LampStyle == LA_RECTANGLE)	//如果是矩形按钮，绘制3D边框
			{
				brush.CreateSolidBrush(bdcolor);
				pbrushold = (CBrush *)dcmem.SelectObject(&brush);
				dcmem.Rectangle(LA_LampPos.x + j * (LA_LampWidth + LA_LampXSpace), LA_LampPos.y + i * (LA_LampHeight + LA_LampYSpace), LA_LampPos.x + LA_LampWidth + j * (LA_LampWidth + LA_LampXSpace), LA_LampPos.y + LA_LampBdWidth + i * (LA_LampHeight + LA_LampYSpace));
				dcmem.Rectangle(LA_LampPos.x + j * (LA_LampWidth + LA_LampXSpace), LA_LampPos.y + i * (LA_LampHeight + LA_LampYSpace), LA_LampPos.x + LA_LampBdWidth + j * (LA_LampWidth + LA_LampXSpace), LA_LampPos.y + LA_LampHeight + i * (LA_LampHeight + LA_LampYSpace));
				dcmem.SelectObject(pbrushold);
				brush.DeleteObject();
			
				brush.CreateSolidBrush(GetNextColor(bdcolor, 0.3));
				pbrushold = (CBrush *)dcmem.SelectObject(&brush);
				dcmem.Rectangle(LA_LampPos.x + j * (LA_LampWidth + LA_LampXSpace), LA_LampPos.y + LA_LampHeight - LA_LampBdWidth + i * (LA_LampHeight + LA_LampYSpace), LA_LampPos.x + LA_LampWidth + j * (LA_LampWidth + LA_LampXSpace), LA_LampPos.y + LA_LampHeight + i * (LA_LampHeight + LA_LampYSpace));
				dcmem.Rectangle(LA_LampPos.x + LA_LampWidth - LA_LampBdWidth + j * (LA_LampWidth + LA_LampXSpace), LA_LampPos.y + i * (LA_LampHeight + LA_LampYSpace), LA_LampPos.x + LA_LampWidth + j * (LA_LampWidth + LA_LampXSpace), LA_LampPos.y + LA_LampHeight + i * (LA_LampHeight + LA_LampYSpace));
				dcmem.SelectObject(pbrushold);
				brush.DeleteObject();
			}
		}
	}

	//绘制灯阵列的文字
	CFont * pfontold = (CFont *)dcmem.SelectObject(&LA_Font);
	int index;
	CString text, alltext = LA_Text;
	int mode = dcmem.SetBkMode(TRANSPARENT);
	dcmem.SetTextColor(LA_TextColor);
	for(k = 0; k < (int)(LA_Rows * LA_Columns); k ++)
	{
		index = alltext.Find(",");	
		if(index != -1)
			text = alltext.Left(index);
		else
			text = alltext;	
		alltext = alltext.Right(alltext.GetLength() - text.GetLength() - 1);
		i = k / LA_Columns;
		j = k % LA_Columns;
		dcmem.TextOut(LA_LampPos.x + LA_TextOffset.x + j * (LA_LampWidth + LA_LampXSpace), LA_LampPos.y + i * (LA_LampHeight + LA_LampYSpace) + LA_TextOffset.y, text);
	}
	dcmem.SetBkMode(mode);
	dcmem.SelectObject(pfontold);

	//将内存DC的内容一次画在屏幕DC上
	dc.BitBlt(0, 0, bmp.bmWidth, bmp.bmHeight, &dcmem, 0, 0, SRCCOPY);

 	dcmem.SelectObject(pbitmapold);
	bmpc.DeleteObject();
	dcmem.DeleteDC();

}


/////////////////////////////////////////////////////////////////////////////////////////
//函数名：LA_MoveWindow(int x, int y)
//输入参数：仪表窗口左上角的新坐标
//返回值：无
//作用：移动仪表的窗口
void LampArray::LA_MoveWindow(int x, int y)
{
	CRect rect;
	GetWindowRect(&rect);
	MoveWindow(x, y, rect.Width(), rect.Height(), true);
}


/////////////////////////////////////////////////////////////////////////////////////////
//函数名：LA_SetLampStatus(UINT rows, UINT columns, UINT status)
//输入参数：待设置的灯的行位置rows和列位置columns(注意行和列是从0开始算起的)，
//			以及它的新状态status，status为1表示点亮，为0表示熄灭
//返回值：无
//作用：设置某个灯的状态
void LampArray::LA_SetLampStatus(UINT rows, UINT columns, UINT status)
{
	if(rows * columns + columns > LA_Rows * LA_Columns - 1)
		return;
	LA_LampStatus[rows * columns + columns] = status;
	DrawFace();
}


/////////////////////////////////////////////////////////////////////////////////////////
//函数名：LA_SetLampStatus(UINT offset, UINT status)
//输入参数：待设置的灯的位置序号offset（相对于第一个灯，第一个灯序号为0），以及它的新状态status，status为1表示点亮，为0表示熄灭
//返回值：无
//作用：设置某个灯的状态
void LampArray::LA_SetLampStatus(UINT offset, UINT status)
{
	if(offset > LA_Rows * LA_Columns - 1)
		return;
	LA_LampStatus[offset] = status;
	DrawFace();
}


/////////////////////////////////////////////////////////////////////////////////////////
//函数名：OnTimer(UINT nIDEvent) 
//输入参数：定时器触发事件的ID
//返回值：无
//作用：重载WM_TIMER消息处理函数，完成自检状态的界面更新显示
void LampArray::OnTimer(UINT nIDEvent) 
{
	// TODO: Add your message handler code here and/or call default
	int index;
	switch(LA_Status)
	{
	case LA_TEST:
		index = rand() % (LA_Rows * LA_Columns);
		if(LA_GetLampStatus(index))
			LA_SetLampStatus(index, 0);
		else
			LA_SetLampStatus(index, 1);
		break;
	case LA_WORK:
		break;
	default:
		break;
	}
	CStatic::OnTimer(nIDEvent);
}


/////////////////////////////////////////////////////////////////////////////////////////
//函数名：LA_GetLampStatus(UINT offset)
//输入参数：目标灯的位置序号offset（相对于第一个灯，第一个灯序号为0）
//返回值：灯的状态，0表示熄灭，1表示点亮，－1表示该灯不存在
//作用：获取某个灯的状态
int LampArray::LA_GetLampStatus(UINT offset)
{
	if(offset > LA_Rows * LA_Columns - 1)
		return -1;
	return LA_LampStatus[offset];
}


/////////////////////////////////////////////////////////////////////////////////////////
//函数名：LA_GetLampStatus(UINT rows, UINT columns)
//输入参数：目标灯的行位置rows和列位置columns
//返回值：灯的状态，0表示熄灭，1表示点亮，－1表示该灯不存在
//作用：获取某个灯的状态
int LampArray::LA_GetLampStatus(UINT rows, UINT columns)
{
	if(rows * columns + columns > LA_Rows * LA_Columns - 1)
		return -1;
	return LA_LampStatus[rows * columns + columns];
}


/////////////////////////////////////////////////////////////////////////////////////////
//函数名：LA_GetLampStatus(UINT rows, UINT columns)
//输入参数：仪表的状态常量，可以是LA_TEST（自检状态）或者LA_WORK（工作状态）
//返回值：无
//作用：获取某个灯的状态
void LampArray::LA_SetStatus(UINT status)
{
	LA_Status = status;
	memset((void *)LA_LampStatus, 0, LA_Rows * LA_Columns * sizeof(LA_LampStatus[0]));
	DrawFace();
}


/////////////////////////////////////////////////////////////////////////////////////////
//函数名：LA_SetBkColor(COLORREF color)
//输入参数：仪表的背景颜色
//返回值：无
//作用：设置仪表的背景颜色
void LampArray::LA_SetBkColor(COLORREF color)
{
	LA_BkColor = color;
}


/////////////////////////////////////////////////////////////////////////////////////////
//函数名：LA_SetFontSize(UINT size)
//输入参数：字体大小，单位是象素
//返回值：无
//作用：设置文字字体大小
void LampArray::LA_SetFontSize(UINT size)
{
	LA_FontSize = size;
	LA_Font.DeleteObject();
	LA_Font.CreateFont(LA_FontSize, 0, 0, 0, FW_NORMAL, 0, 0, 0, ANSI_CHARSET, OUT_STROKE_PRECIS, CLIP_STROKE_PRECIS, DRAFT_QUALITY, VARIABLE_PITCH | FF_SWISS, _T("Arial"));	//创建一个默认的字体
}


/////////////////////////////////////////////////////////////////////////////////////////
//函数名：LA_SetArraySize(UINT rows, UINT columns)
//输入参数：灯阵列的行数目rows和列数目columns
//返回值：无
//作用：设置灯阵列的大小
void LampArray::LA_SetArraySize(UINT rows, UINT columns)