C++ QPointArray::translate方法代码示例

void
QWindowsStyle::drawArrow( QPainter *p, ArrowType type, bool down,
		 int x, int y, int w, int h,
		 const QColorGroup &g, bool enabled, const QBrush *fill )
{
    QPointArray a;				// arrow polygon
    switch ( type ) {
    case UpArrow:
	a.setPoints( 7, -4,1, 2,1, -3,0, 1,0, -2,-1, 0,-1, -1,-2 );
	break;
    case DownArrow:
	a.setPoints( 7, -4,-2, 2,-2, -3,-1, 1,-1, -2,0, 0,0, -1,1 );
	break;
    case LeftArrow:
	a.setPoints( 7, 1,-3, 1,3, 0,-2, 0,2, -1,-1, -1,1, -2,0 );
	break;
    case RightArrow:
	a.setPoints( 7, -1,-3, -1,3, 0,-2, 0,2, 1,-1, 1,1, 2,0 );
	break;
    }
    if ( a.isNull() )
	return;

    if ( down ) {
	x++;
	y++;
    }

    QPen savePen = p->pen();			// save current pen
    if (down)
	p->setBrushOrigin(p->brushOrigin() + QPoint(1,1));
    if ( fill )
	p->fillRect( x, y, w, h, *fill );
    if (down)
	p->setBrushOrigin(p->brushOrigin() - QPoint(1,1));
    if ( enabled ) {
	a.translate( x+w/2, y+h/2 );
	p->setPen( g.buttonText() );
	p->drawLineSegments( a, 0, 3 );		// draw arrow
	p->drawPoint( a[6] );
    } else {
	a.translate( x+w/2+1, y+h/2+1 );
	p->setPen( g.light() );
	p->drawLineSegments( a, 0, 3 );		// draw arrow
	p->drawPoint( a[6] );
	a.translate( -1, -1 );
	p->setPen( g.mid() );
	p->drawLineSegments( a, 0, 3 );		// draw arrow
	p->drawPoint( a[6] );
    }
    p->setPen( savePen );			// restore pen

}

static void qDrawWinArrow( QPainter *p, Qt::ArrowType type, bool down,
			   int x, int y, int w, int h,
			   const QColorGroup &g, bool enabled )
{
    QPointArray a;				// arrow polygon
    switch ( type ) {
    case Qt::UpArrow:
	a.setPoints( 7, -3,1, 3,1, -2,0, 2,0, -1,-1, 1,-1, 0,-2 );
	break;
    case Qt::DownArrow:
	a.setPoints( 7, -3,-1, 3,-1, -2,0, 2,0, -1,1, 1,1, 0,2 );
	break;
    case Qt::LeftArrow:
	a.setPoints( 7, 1,-3, 1,3, 0,-2, 0,2, -1,-1, -1,1, -2,0 );
	break;
    case Qt::RightArrow:
	a.setPoints( 7, -1,-3, -1,3, 0,-2, 0,2, 1,-1, 1,1, 2,0 );
	break;
    }
    if ( a.isNull() )
	return;

    if ( down ) {
	x++;
	y++;
    }

    QPen savePen = p->pen();			// save current pen
    if (down)
	p->setBrushOrigin(p->brushOrigin() + QPoint(1,1));
    p->fillRect( x, y, w, h, g.brush( QColorGroup::Button ) );
    if (down)
	p->setBrushOrigin(p->brushOrigin() - QPoint(1,1));
    if ( enabled ) {
	a.translate( x+w/2, y+h/2 );
	p->setPen( g.foreground() );
	p->drawLineSegments( a, 0, 3 );		// draw arrow
	p->drawPoint( a[6] );
    } else {
	a.translate( x+w/2+1, y+h/2+1 );
	p->setPen( g.light() );
	p->drawLineSegments( a, 0, 3 );		// draw arrow
	p->drawPoint( a[6] );
	a.translate( -1, -1 );
	p->setPen( g.mid() );
	p->drawLineSegments( a, 0, 3 );		// draw arrow
	p->drawPoint( a[6] );
    }
    p->setPen( savePen );			// restore pen
}

void OutputFlowNode::drawShape ( QPainter &p )
{
	const int _x = ( int ) x();
	const int _y = ( int ) y();



	if	( m_dir == 0 )		p.drawLine ( _x, _y, _x-8, _y );
	else if ( m_dir == 90 )		p.drawLine ( _x, _y, _x, _y-8 );
	else if ( m_dir == 180 )	p.drawLine ( _x, _y, _x+8, _y );
	else if ( m_dir == 270 )	p.drawLine ( _x, _y, _x, _y+8 );

	QPointArray pa ( 3 );

	switch ( m_dir )
	{
		case 0: // right
			pa = arrowPoints ( 0 );
			break;
		case 180: // left
			pa = arrowPoints ( 180 );
			break;
		case 90: // down
			pa = arrowPoints ( 90 );
			break;
		case 270: // up
			pa = arrowPoints ( 270 );
			break;
		default:
			kdError() << k_funcinfo << "BUG: m_dir = " << m_dir << endl;
	}


	// Note: I have not tested the positioning of the arrows for all combinations.
	// In fact, most almost definitely do not work. So feel free to change the code
	// as you see fit if necessary.

	if	( m_dir == 0 ) pa.translate ( -5, 0 );
	else if ( m_dir == 90 ) pa.translate ( 0, -5 );
	else if ( m_dir == 180 ) pa.translate ( 5, 0 );
	else if ( m_dir == 270 ) pa.translate ( 0, 5 );

	pa.translate ( _x, _y );
	p.drawPolygon ( pa );
}

//.........这里部分代码省略.........
		p->drawLine( xx+ww-3, yy+3, xx+ww-3, yy+hh-3 );

		p->setPen( cg.dark() );
		p->drawLine( xx+2, yy+hh-2 ,xx+ww-2, yy+hh-2 );
		p->drawLine( xx+ww-2, yy+2, xx+ww-2, yy+hh-2 );

		p->setPen( cg.shadow() );
		p->drawLine( xx+1, yy+hh-1,xx+ww-1, yy+hh-1 );
		p->drawLine( xx+ww-1, yy, xx+ww-1, yy+hh-1 );

		// top right corner:
		p->setPen( cg.background() );
		p->drawPoint( xx + ww - 1, yy );
		p->drawPoint( xx + ww - 2, yy );
		p->drawPoint( xx + ww - 1, yy + 1 );
		p->setPen( cg.shadow() );
		p->drawPoint( xx + ww - 2, yy + 1 );
		// bottom right corner:
		p->setPen( cg.background() );
		p->drawPoint( xx + ww - 1, yy + hh - 1 );
		p->drawPoint( xx + ww - 2, yy + hh - 1 );
		p->drawPoint( xx + ww - 1, yy + hh - 2 );
		p->setPen( cg.shadow() );
		p->drawPoint( xx + ww - 2, yy + hh - 2 );
		p->setPen( cg.dark() );
		p->drawPoint( xx + ww - 3, yy + hh - 3 );
		p->setPen( cg.mid() );
		p->drawPoint( xx + ww - 4, yy + hh - 4 );

		// and the arrows
		p->setPen( cg.foreground() );
		QPointArray a ;
		a.setPoints(  7, -3,1, 3,1, -2,0, 2,0, -1,-1, 1,-1, 0,-2  );
		a.translate( xx + ww / 2, yy + hh / 2 - 3 );
		p->drawLineSegments( a, 0, 3 );		// draw arrow
		p->drawPoint( a[6] );
		a.setPoints( 7, -3,-1, 3,-1, -2,0, 2,0, -1,1, 1,1, 0,2 );
		a.translate( xx + ww / 2, yy + hh / 2 + 2 );
		p->drawLineSegments( a, 0, 3 );		// draw arrow
		p->drawPoint( a[6] );

	    }
#ifndef QT_NO_COMBOBOX
	    if ( sub & SC_ComboBoxEditField ) {
		const QComboBox *cmb;
		cmb = (const QComboBox*)widget;
		// sadly this is pretty much the windows code, except
		// for the first fillRect call...
		QRect re =
		    QStyle::visualRect( querySubControlMetrics( CC_ComboBox,
								widget,
								SC_ComboBoxEditField ),
					widget );
		if ( cmb->hasFocus() && !cmb->editable() )
		    p->fillRect( re.x() + 1, re.y() + 1,
				 re.width() - 2, re.height() - 2,
				 cg.brush( QColorGroup::Highlight ) );

		if ( cmb->hasFocus() ) {
		    p->setPen( cg.highlightedText() );
		    p->setBackgroundColor( cg.highlight() );
		} else {
		    p->setPen( cg.text() );
		    p->setBackgroundColor( cg.background() );
		}

//.........这里部分代码省略.........
			   cg, flags );
	    p->fillRect( r.x() + r.width() - 2, r.y(), 2, r.height(),
			 cg.brush( QColorGroup::Background ) );
	    p->setPen( cg.shadow() );
	    p->drawRect( r.x(), r.y(), r.width() - 2, r.height() );

	    static const QCOORD nochange_mark[] = { 3,5, 9,5,  3,6, 9,6 };
	    static const QCOORD check_mark[] = {
		3,5, 5,5,  4,6, 5,6,  5,7, 6,7,  5,8, 6,8,      6,9, 9,9,
		6,10, 8,10, 7,11, 8,11,  7,12, 7,12,  8,8, 9,8,  8,7, 10,7,
		9,6, 10,6, 9,5, 11,5,  10,4, 11,4,  10,3, 12,3,
		11,2, 12,2, 11,1, 13,1,  12,0, 13,0 };
	    if ( !(flags & Style_Off) ) {
		QPen oldPen = p->pen();
		int x1 = r.x();
		int y1 = r.y();
		if ( flags & Style_Down ) {
		    x1++;
		    y1++;
		}
		QPointArray amark;
		if ( flags & Style_On ) {
		    amark = QPointArray( sizeof(check_mark)/(sizeof(QCOORD)*2),
					 check_mark );
		    // ### KLUDGE!!
		    flags ^= Style_On;
		    flags ^= Style_Down;
		} else if ( flags & Style_NoChange ) {
		    amark = QPointArray( sizeof(nochange_mark)
					 / (sizeof(QCOORD) * 2),
					 nochange_mark );
		}

		amark.translate( x1 + 1, y1 + 1 );
		p->setPen( cg.dark() );
		p->drawLineSegments( amark );
		amark.translate( -1, -1 );
		p->setPen( cg.foreground() );
		p->drawLineSegments( amark );
		p->setPen( oldPen );
	    }
	    break;
	}
    case PE_IndicatorMask:
	{
	    int x,
		y,
		w,
		h;
	    r.rect( &x, &y, &w, &h );
	    p->fillRect( x, y, w - 2, h, color1);
	    if ( flags & Style_Off ) {
		QPen oldPen = p->pen();
		p->setPen ( QPen(color1, 2));
		p->drawLine( x + 2, y + h / 2 - 1,
			     x + w / 2 - 1, y + h - 4 );
		p->drawLine( x + w / 2 - 1, y + h - 4,
			     x + w, 0);
		p->setPen( oldPen );
	    }
	    break;
	}
    case PE_ExclusiveIndicator:
	{
#define QCOORDARRLEN(x) sizeof(x) / (sizeof(QCOORD) * 2 )
	    bool down = flags & Style_Down;