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src
gui
qgsmaptoolidentifyfeature.cpp
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/***************************************************************************
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qgsmaptoolidentifyfeature.cpp
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--------------------------------------
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Date : 22.5.2014
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Copyright : (C) 2014 Denis Rouzaud
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Email :
[email protected]
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***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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#include <QMouseEvent>
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#include "
qgscursors.h
"
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#include "
qgsmaptoolidentifyfeature.h
"
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#include "
qgsmapcanvas.h
"
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QgsMapToolIdentifyFeature::QgsMapToolIdentifyFeature
(
QgsMapCanvas
* canvas,
QgsVectorLayer
* vl )
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:
QgsMapToolIdentify
( canvas )
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, mCanvas( canvas )
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, mLayer( vl )
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{
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mToolName
=
tr
(
"Identify feature"
);
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// set cursor
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QPixmap cursorPixmap = QPixmap((
const
char
** )
cross_hair_cursor
);
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mCursor
= QCursor( cursorPixmap, 1, 1 );
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}
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QgsMapToolIdentifyFeature::~QgsMapToolIdentifyFeature
()
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{
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}
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void
QgsMapToolIdentifyFeature::canvasReleaseEvent
( QMouseEvent* e )
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{
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QgsPoint
point = mCanvas->
getCoordinateTransform
()->
toMapCoordinates
( e->x(), e->y() );
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QList<IdentifyResult> results;
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if
( !
identifyVectorLayer
( &results, mLayer, point ) )
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return
;
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// TODO: display a menu when several features identified
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emit
featureIdentified
( results[0].mFeature );
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emit
featureIdentified
( results[0].mFeature.id() );
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}
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void
QgsMapToolIdentifyFeature::keyPressEvent
( QKeyEvent* e )
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{
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if
( e->key() == Qt::Key_Escape )
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{
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mCanvas->
unsetMapTool
(
this
);
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}
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}
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