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[FEATURE] Add option to take extent from project map layer
to QgsExtentGroupBox This allows matching another layer's extent in the save vector/ raster layer dialog, among others Fix #16357
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Nyall Dawson
parent
6eb3570511
commit
4e4f232ad4
@ -34,6 +34,7 @@ class QgsExtentGroupBox : QgsCollapsibleGroupBox
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OriginalExtent,
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CurrentExtent,
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UserExtent,
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ProjectLayerExtent,
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};
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void setOriginalExtent( const QgsRectangle &originalExtent, const QgsCoordinateReferenceSystem &originalCrs );
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@ -130,6 +131,7 @@ emitted when extent is changed
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};
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/************************************************************************
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@ -16,6 +16,10 @@
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#include "qgscoordinatetransform.h"
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#include "qgsrasterblock.h"
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#include "qgsmaplayermodel.h"
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#include "qgscsexception.h"
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#include "qgsproject.h"
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#include <QMenu>
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QgsExtentGroupBox::QgsExtentGroupBox( QWidget *parent )
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: QgsCollapsibleGroupBox( parent )
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@ -24,6 +28,11 @@ QgsExtentGroupBox::QgsExtentGroupBox( QWidget *parent )
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{
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setupUi( this );
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mLayerMenu = new QMenu( this );
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mButtonCalcFromLayer->setMenu( mLayerMenu );
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connect( mLayerMenu, &QMenu::aboutToShow, this, &QgsExtentGroupBox::layerMenuAboutToShow );
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mMapLayerModel = new QgsMapLayerModel( this );
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mXMinLineEdit->setValidator( new QDoubleValidator( this ) );
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mXMaxLineEdit->setValidator( new QDoubleValidator( this ) );
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mYMinLineEdit->setValidator( new QDoubleValidator( this ) );
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@ -67,8 +76,16 @@ void QgsExtentGroupBox::setOutputExtent( const QgsRectangle &r, const QgsCoordin
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}
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else
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{
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QgsCoordinateTransform ct( srcCrs, mOutputCrs );
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extent = ct.transformBoundingBox( r );
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try
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{
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QgsCoordinateTransform ct( srcCrs, mOutputCrs );
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extent = ct.transformBoundingBox( r );
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}
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catch ( QgsCsException & )
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{
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// can't reproject
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extent = r;
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}
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}
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mXMinLineEdit->setText( QgsRasterBlock::printValue( extent.xMinimum() ) );
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@ -111,7 +128,8 @@ void QgsExtentGroupBox::updateTitle()
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case UserExtent:
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msg = tr( "user defined" );
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break;
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default:
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case ProjectLayerExtent:
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msg = mExtentLayerName;
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break;
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}
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if ( isCheckable() && !isChecked() )
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@ -121,6 +139,43 @@ void QgsExtentGroupBox::updateTitle()
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setTitle( msg );
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}
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void QgsExtentGroupBox::layerMenuAboutToShow()
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{
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qDeleteAll( mMenuActions );
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mMenuActions.clear();
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mLayerMenu->clear();
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for ( int i = 0; i < mMapLayerModel->rowCount(); ++i )
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{
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QModelIndex index = mMapLayerModel->index( i, 0 );
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QAction *act = new QAction( qvariant_cast<QIcon>( mMapLayerModel->data( index, Qt::DecorationRole ) ),
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mMapLayerModel->data( index, Qt::DisplayRole ).toString() );
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act->setToolTip( mMapLayerModel->data( index, Qt::ToolTipRole ).toString() );
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QString layerId = mMapLayerModel->data( index, QgsMapLayerModel::LayerIdRole ).toString();
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if ( mExtentState == ProjectLayerExtent && mExtentLayerId == layerId )
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{
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act->setCheckable( true );
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act->setChecked( true );
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}
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connect( act, &QAction::triggered, this, [this, layerId]
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{
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setExtentToLayerExtent( layerId );
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} );
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mLayerMenu->addAction( act );
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mMenuActions << act;
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}
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}
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void QgsExtentGroupBox::setExtentToLayerExtent( const QString &layerId )
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{
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QgsMapLayer *layer = QgsProject::instance()->mapLayer( layerId );
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if ( !layer )
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return;
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mExtentLayerId = layerId;
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mExtentLayerName = layer->name();
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setOutputExtent( layer->extent(), layer->crs(), ProjectLayerExtent );
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}
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void QgsExtentGroupBox::setOutputExtentFromCurrent()
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{
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@ -133,7 +188,6 @@ void QgsExtentGroupBox::setOutputExtentFromOriginal()
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setOutputExtent( mOriginalExtent, mOriginalCrs, OriginalExtent );
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}
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void QgsExtentGroupBox::setOutputExtentFromUser( const QgsRectangle &extent, const QgsCoordinateReferenceSystem &crs )
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{
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setOutputExtent( extent, crs, UserExtent );
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@ -25,6 +25,7 @@
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#include "qgis_gui.h"
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class QgsCoordinateReferenceSystem;
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class QgsMapLayerModel;
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/** \ingroup gui
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* Collapsible group box for configuration of extent, typically for a save operation.
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@ -49,6 +50,7 @@ class GUI_EXPORT QgsExtentGroupBox : public QgsCollapsibleGroupBox, private Ui::
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OriginalExtent, //!< Layer's extent
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CurrentExtent, //!< Map canvas extent
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UserExtent, //!< Extent manually entered/modified by the user
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ProjectLayerExtent, //!< Extent taken from a layer within the project
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};
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//! Setup original extent - should be called as part of initialization
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@ -119,6 +121,21 @@ class GUI_EXPORT QgsExtentGroupBox : public QgsCollapsibleGroupBox, private Ui::
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QgsRectangle mOriginalExtent;
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QgsCoordinateReferenceSystem mOriginalCrs;
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private slots:
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void layerMenuAboutToShow();
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private:
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QMenu *mLayerMenu = nullptr;
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QgsMapLayerModel *mMapLayerModel = nullptr;
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QList< QAction * > mMenuActions;
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QString mExtentLayerId;
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QString mExtentLayerName;
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void setExtentToLayerExtent( const QString &layerId );
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};
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#endif // QGSEXTENTGROUPBOX_H
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155
src/ui/qgsextentgroupboxwidget.ui
Normal file → Executable file
155
src/ui/qgsextentgroupboxwidget.ui
Normal file → Executable file
@ -6,7 +6,7 @@
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<rect>
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<x>0</x>
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<y>0</y>
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<width>388</width>
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<width>380</width>
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<height>164</height>
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</rect>
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</property>
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@ -16,32 +16,6 @@
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<layout class="QVBoxLayout" name="verticalLayout">
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<item>
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<layout class="QGridLayout" name="gridLayout_4">
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<item row="1" column="0">
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<widget class="QLabel" name="mXMinLabel">
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<property name="text">
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<string>West</string>
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</property>
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<property name="alignment">
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<set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
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</property>
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</widget>
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</item>
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<item row="1" column="1">
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<widget class="QLineEdit" name="mXMinLineEdit"/>
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</item>
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<item row="1" column="2">
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<widget class="QLabel" name="mXMaxLabel">
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<property name="text">
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<string>East</string>
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</property>
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<property name="alignment">
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<set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
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</property>
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</widget>
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</item>
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<item row="1" column="3">
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<widget class="QLineEdit" name="mXMaxLineEdit"/>
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</item>
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<item row="0" column="1">
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<widget class="QLabel" name="mYMaxLabel">
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<property name="text">
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@ -72,54 +46,38 @@
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<item row="2" column="2">
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<widget class="QLineEdit" name="mYMinLineEdit"/>
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</item>
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<item row="1" column="1">
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<widget class="QLineEdit" name="mXMinLineEdit"/>
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</item>
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<item row="1" column="0">
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<widget class="QLabel" name="mXMinLabel">
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<property name="text">
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<string>West</string>
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</property>
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<property name="alignment">
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<set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
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</property>
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</widget>
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</item>
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<item row="1" column="3">
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<widget class="QLineEdit" name="mXMaxLineEdit"/>
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</item>
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<item row="1" column="2">
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<widget class="QLabel" name="mXMaxLabel">
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<property name="text">
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<string>East</string>
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</property>
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<property name="alignment">
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<set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
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</property>
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</widget>
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</item>
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</layout>
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</item>
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<item>
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<widget class="QWidget" name="widget_2" native="true">
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<layout class="QHBoxLayout" name="horizontalLayout_8">
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<item>
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<spacer name="horizontalSpacer_3">
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<property name="orientation">
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<enum>Qt::Horizontal</enum>
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</property>
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<property name="sizeHint" stdset="0">
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<size>
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<width>40</width>
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<height>20</height>
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</size>
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</property>
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</spacer>
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</item>
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<item>
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<widget class="QPushButton" name="mOriginalExtentButton">
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<property name="minimumSize">
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<size>
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<width>150</width>
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<height>0</height>
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</size>
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</property>
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<property name="text">
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<string>Layer extent</string>
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</property>
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</widget>
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</item>
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<item>
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<spacer name="horizontalSpacer_4">
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<property name="orientation">
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<enum>Qt::Horizontal</enum>
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</property>
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<property name="sizeType">
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<enum>QSizePolicy::Fixed</enum>
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</property>
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<property name="sizeHint" stdset="0">
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<size>
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<width>20</width>
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<height>20</height>
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</size>
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</property>
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</spacer>
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</item>
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<item>
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<layout class="QGridLayout" name="gridLayout">
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<item row="0" column="4">
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<widget class="QPushButton" name="mCurrentExtentButton">
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<property name="minimumSize">
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<size>
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@ -132,7 +90,33 @@
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</property>
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</widget>
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</item>
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<item>
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<item row="0" column="1">
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<spacer name="horizontalSpacer_3">
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<property name="orientation">
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<enum>Qt::Horizontal</enum>
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</property>
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<property name="sizeHint" stdset="0">
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<size>
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<width>40</width>
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<height>20</height>
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</size>
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</property>
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</spacer>
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</item>
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<item row="0" column="3">
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<spacer name="horizontalSpacer">
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<property name="orientation">
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<enum>Qt::Horizontal</enum>
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</property>
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<property name="sizeHint" stdset="0">
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<size>
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<width>40</width>
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<height>20</height>
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</size>
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</property>
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</spacer>
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</item>
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<item row="0" column="5">
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<spacer name="horizontalSpacer_2">
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<property name="orientation">
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<enum>Qt::Horizontal</enum>
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@ -145,6 +129,32 @@
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</property>
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</spacer>
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</item>
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<item row="0" column="2">
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<widget class="QPushButton" name="mOriginalExtentButton">
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<property name="minimumSize">
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<size>
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<width>150</width>
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<height>0</height>
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</size>
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</property>
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<property name="text">
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<string>Current layer extent</string>
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</property>
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</widget>
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</item>
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<item row="1" column="2">
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<widget class="QPushButton" name="mButtonCalcFromLayer">
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<property name="sizePolicy">
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<sizepolicy hsizetype="Minimum" vsizetype="Minimum">
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<horstretch>0</horstretch>
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<verstretch>0</verstretch>
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</sizepolicy>
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</property>
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<property name="text">
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<string>Calculate from layer...</string>
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</property>
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</widget>
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</item>
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</layout>
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</widget>
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</item>
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@ -155,7 +165,6 @@
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<tabstop>mXMinLineEdit</tabstop>
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<tabstop>mXMaxLineEdit</tabstop>
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<tabstop>mYMinLineEdit</tabstop>
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<tabstop>mOriginalExtentButton</tabstop>
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<tabstop>mCurrentExtentButton</tabstop>
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</tabstops>
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<resources/>
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