zclinewidget.ui.h

股票分析系统

/****************************************************************************
** ui.h extension file, included from the uic-generated form implementation.
**
** If you wish to add, delete or rename functions or slots use
** Qt Designer which will update this file, preserving your code. Create an
** init() function in place of a constructor, and a destroy() function in
** place of a destructor.
*****************************************************************************/
void ZCLineWidget::init()
{
    zw=new ZWorld();
    Tel=NULL;
    days=0;
}

void ZCLineWidget::drawRectF(QPainter *p,float x1,float y1,float x2,float y2)
{
    int X1=zw->x(x1); int Y1=zw->y(y1); int X2=zw->x(x2); int Y2=zw->y(y2);
    int X0,W,Y0,H;
    if(X1<=X2)    {	X0=X1;	W=X2-X1;    }
    else    {	X0=X2;	W=X1-X2;    }
    
    if(Y1<=Y2)    {	Y0=Y1;	H=Y2-Y1;    }
    else    {	Y0=Y2;	H=Y1-Y2;    }
    
    if(W==0 || H==0)    {	p->drawLine(X0,Y0,X0+W,Y0+H);    }
    else    {	p->drawRect(X0,Y0,W,H);    }
}
    
void ZCLineWidget::clear()
{
    this->Tel=NULL;
    this->CurrentDay=0;
    this->Data=NULL;
    this->repaint();
    days=0;
}

void ZCLineWidget::paintEvent( QPaintEvent * )
{
    const int w0=58;const int ht=18;

    int w=this->width();
    int h=this->height();
    QPainter paint( this );
    paint.setPen( QColor(0,0,255) ); // set random pen color
    paint.drawRect(w0,0,w-w0,h); 
    
    paint.setPen(QPen(QColor(0,0,255),0,Qt::DotLine));
    paint.drawLine(w0,h/2,w,h/2);

    
    if(Tel==NULL)return;
    if(days==0)return;
    
    int i;
    float MAX=-1;float MIN=0;
    for(i=0;i<DisplayDays;i++)
    {
	ZDaysStruct *k=Data+i;
	if(MAX<k->count())MAX=k->count();
    }
 
    paint.drawText(0,0,w0,ht,Qt::AlignRight | Qt::AlignVCenter,QString("%1").arg(MAX,0,'f',0));
    paint.drawText(0,h/2-ht/2,w0,ht,Qt::AlignRight | Qt::AlignVCenter,QString("%1").arg((MAX+MIN)/2,0,'f',0));
    paint.drawText(0,h-ht,w0,ht,Qt::AlignRight | Qt::AlignVCenter,QString("%1").arg(MIN,0,'f',0));
    zw->setWorld(w0,0,w-w0,h,-0.5,MIN,((float)(DisplayDays)-0.5),MAX);

    for(i=0;i<DisplayDays;i++)
    {
	ZDaysStruct *k=Data+i;
	if(k->open() <= k->close())
	{
	    paint.setPen( QColor(255,0,0) );
	    paint.setBrush(QColor(255,0,0));
	}
	else
	{
	    paint.setPen( QColor(0,255,0) );
	    paint.setBrush(QColor(0,255,0));
	}

	drawRectF(&paint,-0.4+i,0.0,0.4+i,(k->count())); 
    }
    
    paint.setPen( QColor(0,0,0) );
    paint.drawLine(zw->x(CurrentDay),zw->y(MIN),zw->x(CurrentDay),zw->y(MAX));
    
}

void ZCLineWidget::setCurrentDay(unsigned int d )
{
    this->CurrentDay=d;
    this->repaint();
}

void ZCLineWidget::setData(ZTel* tel,unsigned char style)
{
//    if(this->Tel!=NULL)delete(this->Tel);
    this->Tel=tel;
    this->style=style;
    
    if((style==0x10) || (style==0x20))
    {
	if(Tel->isIndexDaysTel())
	{
	    Data=((ZDaysTel*)Tel)->getDay(0);
	    days=((ZDaysTel*)Tel)->getDays();
//	    getMinutes(Data+days-1,days-1);
	}
	else
	{
	    return;
	}
    }
    else 
    {
	if(Tel->isStockDaysTel())
	{
	    Data= ((ZDaysTel*)Tel)->getDay(0);
	    days=((ZDaysTel*)Tel)->getDays();
	}
	else
	{
	    return;
	}
	
    }
    
    DisplayDays=days;
    CurrentDay=days-1;
    this->repaint();
}

void ZCLineWidget::mousePressEvent( QMouseEvent * e )
{
    if(e->button()!=Qt::LeftButton)return;
    int currentDay=(int)(((double)(zw->fx(e->x())))+0.5);
    getCurrentDay(Data+currentDay,currentDay);
}

void ZCLineWidget::mouseDoubleClickEvent ( QMouseEvent * e )
{
    if(e->button()!=Qt::LeftButton)return;
    int currentDay=(int)(((double)(zw->fx(e->x())))+0.5);
    getMinutes(Data+currentDay);

}