#include <KDChartLayoutItems.h>
Inheritance diagram for KDChart::LineLayoutItem:
Definition at line 199 of file KDChartLayoutItems.h.
Public Member Functions | |
virtual Qt::Orientations | expandingDirections () const |
virtual QRect | geometry () const |
virtual bool | isEmpty () const |
LineLayoutItem (AbstractDiagram *diagram, int length, const QPen &pen, Qt::Alignment alignment=0) | |
virtual QSize | maximumSize () const |
virtual QSize | minimumSize () const |
virtual void | paint (QPainter *) |
virtual void | paintAll (QPainter &painter) |
Default impl: just call paint. | |
virtual void | paintCtx (PaintContext *context) |
Default impl: Paint the complete item using its layouted position and size. | |
QLayout * | parentLayout () |
void | removeFromParentLayout () |
virtual void | setGeometry (const QRect &r) |
void | setParentLayout (QLayout *lay) |
virtual void | setParentWidget (QWidget *widget) |
Inform the item about its widget: This enables the item, to trigger that widget's update, whenever the size of the item's contents has changed. | |
virtual QSize | sizeHint () const |
virtual void | sizeHintChanged () const |
Report changed size hint: ask the parent widget to recalculate the layout. | |
Static Public Member Functions | |
static void | paintIntoRect (QPainter *painter, const QRect &rect, const QPen &pen) |
Protected Attributes | |
QWidget * | mParent |
QLayout * | mParentLayout |
KDChart::LineLayoutItem::LineLayoutItem | ( | AbstractDiagram * | diagram, | |
int | length, | |||
const QPen & | pen, | |||
Qt::Alignment | alignment = 0 | |||
) |
Definition at line 616 of file KDChartLayoutItems.cpp.
00620 : AbstractLayoutItem( alignment ) 00621 , mDiagram( diagram ) 00622 , mLength( length ) 00623 , mPen( pen ) 00624 { 00625 //have a mini pen width 00626 if ( pen.width() < 2 ) 00627 mPen.setWidth( 2 ); 00628 }
Qt::Orientations KDChart::LineLayoutItem::expandingDirections | ( | ) | const [virtual] |
QRect KDChart::LineLayoutItem::geometry | ( | ) | const [virtual] |
bool KDChart::LineLayoutItem::isEmpty | ( | ) | const [virtual] |
QSize KDChart::LineLayoutItem::maximumSize | ( | ) | const [virtual] |
Definition at line 645 of file KDChartLayoutItems.cpp.
References sizeHint().
00646 { 00647 return sizeHint(); // PENDING(kalle) Review, quite inflexible 00648 }
QSize KDChart::LineLayoutItem::minimumSize | ( | ) | const [virtual] |
Definition at line 650 of file KDChartLayoutItems.cpp.
References sizeHint().
00651 { 00652 return sizeHint(); // PENDING(kalle) Review, quite inflexible 00653 }
void KDChart::LineLayoutItem::paint | ( | QPainter * | ) | [virtual] |
Implements KDChart::AbstractLayoutItem.
Definition at line 665 of file KDChartLayoutItems.cpp.
References paintIntoRect().
00666 { 00667 paintIntoRect( painter, mRect, mPen ); 00668 }
void KDChart::AbstractLayoutItem::paintAll | ( | QPainter & | painter | ) | [virtual, inherited] |
Default impl: just call paint.
Derived classes like KDChart::AbstractArea are providing additional action here.
Reimplemented in KDChart::AbstractArea, KDChart::TextArea, and KDChart::TernaryAxis.
Definition at line 69 of file KDChartLayoutItems.cpp.
References KDChart::AbstractLayoutItem::paint().
00070 { 00071 paint( &painter ); 00072 }
void KDChart::AbstractLayoutItem::paintCtx | ( | PaintContext * | context | ) | [virtual, inherited] |
Default impl: Paint the complete item using its layouted position and size.
Reimplemented in KDChart::CartesianAxis, and KDChart::TernaryAxis.
Definition at line 77 of file KDChartLayoutItems.cpp.
References KDChart::AbstractLayoutItem::paint(), and KDChart::PaintContext::painter().
00078 { 00079 if( context ) 00080 paint( context->painter() ); 00081 }
void KDChart::LineLayoutItem::paintIntoRect | ( | QPainter * | painter, | |
const QRect & | rect, | |||
const QPen & | pen | |||
) | [static] |
Definition at line 670 of file KDChartLayoutItems.cpp.
Referenced by KDChart::LineWithMarkerLayoutItem::paint(), and paint().
00674 { 00675 if( ! rect.isValid() ) 00676 return; 00677 00678 const QPen oldPen = painter->pen(); 00679 painter->setPen( pen ); 00680 const qreal y = rect.center().y(); 00681 painter->drawLine( QPointF( rect.left(), y ), 00682 QPointF( rect.right(), y ) ); 00683 painter->setPen( oldPen ); 00684 }
QLayout* KDChart::AbstractLayoutItem::parentLayout | ( | ) | [inherited] |
void KDChart::AbstractLayoutItem::removeFromParentLayout | ( | ) | [inherited] |
Definition at line 80 of file KDChartLayoutItems.h.
Referenced by KDChart::Chart::takeCoordinatePlane().
00081 { 00082 if( mParentLayout ){ 00083 if( widget() ) 00084 mParentLayout->removeWidget( widget() ); 00085 else 00086 mParentLayout->removeItem( this ); 00087 } 00088 }
void KDChart::LineLayoutItem::setGeometry | ( | const QRect & | r | ) | [virtual] |
void KDChart::AbstractLayoutItem::setParentLayout | ( | QLayout * | lay | ) | [inherited] |
void KDChart::AbstractLayoutItem::setParentWidget | ( | QWidget * | widget | ) | [virtual, inherited] |
Inform the item about its widget: This enables the item, to trigger that widget's update, whenever the size of the item's contents has changed.
Thus, you need to call setParentWidget on every item, that has a non-fixed size.
Definition at line 64 of file KDChartLayoutItems.cpp.
References KDChart::AbstractLayoutItem::mParent.
Referenced by KDChart::HeaderFooter::setParent(), and KDChart::AbstractCartesianDiagram::takeAxis().
00065 { 00066 mParent = widget; 00067 }
QSize KDChart::LineLayoutItem::sizeHint | ( | ) | const [virtual] |
Definition at line 660 of file KDChartLayoutItems.cpp.
Referenced by maximumSize(), and minimumSize().
void KDChart::AbstractLayoutItem::sizeHintChanged | ( | ) | const [virtual, inherited] |
Report changed size hint: ask the parent widget to recalculate the layout.
Definition at line 86 of file KDChartLayoutItems.cpp.
References KDChart::AbstractLayoutItem::mParent.
Referenced by KDChart::TextLayoutItem::sizeHint().
00087 { 00088 // This is exactly like what QWidget::updateGeometry does. 00089 // qDebug("KDChart::AbstractLayoutItem::sizeHintChanged() called"); 00090 if( mParent ) { 00091 if ( mParent->layout() ) 00092 mParent->layout()->invalidate(); 00093 else 00094 QApplication::postEvent( mParent, new QEvent( QEvent::LayoutRequest ) ); 00095 } 00096 }
QWidget* KDChart::AbstractLayoutItem::mParent [protected, inherited] |
Definition at line 90 of file KDChartLayoutItems.h.
Referenced by KDChart::AbstractLayoutItem::setParentWidget(), KDChart::TextLayoutItem::setText(), KDChart::TextLayoutItem::setTextAttributes(), and KDChart::AbstractLayoutItem::sizeHintChanged().
QLayout* KDChart::AbstractLayoutItem::mParentLayout [protected, inherited] |
Definition at line 91 of file KDChartLayoutItems.h.
Referenced by KDChart::AutoSpacerLayoutItem::paint().