Layer Class Reference

To hold the configuration of a single layer in a view mode ( ViewMode ). It knows its height and which features that should be painted in this layer. More...

#include <viewmode.h>

Collaboration diagram for Layer:

[legend]List of all members.

Public Types
typedef QPtrList< Database::SecondaryIterator< SpatialFeatureData > >	FeatureList
Public Member Functions
	Layer (const QDomElement &elem, SecItDict &)
	~Layer ()
TR_PIX	heightInPix (TR_PIX totalheight)
Public Attributes
bool	allowOverlap
int	height
FeatureList	featureList

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Detailed Description

To hold the configuration of a single layer in a view mode ( ViewMode ). It knows its height and which features that should be painted in this layer.

Definition at line 36 of file viewmode.h.

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Member Typedef Documentation

typedef QPtrList< Database::SecondaryIterator<SpatialFeatureData> > Layer::FeatureList

Definition at line 43 of file viewmode.h.

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Constructor & Destructor Documentation

Layer::Layer	(	const QDomElement &	elem,
		SecItDict &
	)

Definition at line 26 of file viewmode.cpp.

References QDomElement::attribute(), featureList, height, QDomNode::isElement(), QDomNode::isNull(), QDomNode::nextSibling(), QDomNode::nodeName(), QPtrList::prepend(), QPtrList::setAutoDelete(), QDomNode::toElement(), QString::toInt(), and QMessageBox::warning().

{
//     cerr << "in layer ctor" << endl;
    featureList.setAutoDelete( true );

    QString heightStr = elem.attribute( "height","");
    height = heightStr.toInt();
//     cerr << "height in Layer ctor = " << height << endl;
    QDomNode node = elem.firstChild();
    while ( !node.isNull() )
    {
        if ( node.isElement() && node.nodeName() == "feature" )
        {
            QDomElement featureElem = node.toElement();
            //featureName = "features/";
            //            std::string featureName = std::string(featureElem.attribute("name","").ascii() );
            QString featureName = featureElem.attribute("name","");
            //  GeneralData * dummy = GeneralMaker::newData( featureName );
//             cerr << "feature=" << featureName << endl;

            Database::SecondaryIterator<SpatialFeatureData> * it = secItDict[featureName];
            if ( it )
            {
                featureList.prepend( it );
            }
            else
            {
                QMessageBox::warning(
                    NULL, "Unknown feature specified",
                    QString( "The feature \n\'%1\' specified in configuration file\n is not of unknown type." ).
                    arg( featureName ),
                    "&Ok"  );
            }
        }
        node = node.nextSibling();
    }
}

Layer::~Layer

(

)

[inline]

Definition at line 40 of file viewmode.h.

    {}

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Member Function Documentation

TR_PIX Layer::heightInPix

(

TR_PIX

totalheight

)

Definition at line 64 of file viewmode.cpp.

References height, and TR_PIX.

Referenced by TrapperView::paintFeatures().

{
    //  cerr <<"totalheight="<<totalHeight<< endl;
    // cerr <<"height="<<height<< endl;
    TR_PIX res = ( int ) (( height * totalHeight )/ 100 );
    // cerr <<"res="<<res<<endl;
    return res;
}

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Member Data Documentation

bool Layer::allowOverlap

Definition at line 44 of file viewmode.h.

int Layer::height

Definition at line 45 of file viewmode.h.

Referenced by heightInPix(), and Layer().

FeatureList Layer::featureList

Definition at line 46 of file viewmode.h.

Referenced by Layer(), and TrapperView::paintFeatures().

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The documentation for this class was generated from the following files:

• viewmode.h
• viewmode.cpp

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