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[needs-docs] Add an indicator icon for layers with an unknown/invalid CRS

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This commit is contained in:
Nyall Dawson 2019-10-07 11:25:58 +10:00
parent 937415663f
commit b6596cde30
4 changed files with 112 additions and 0 deletions
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2
src/app/CMakeLists.txt
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@ -62,6 +62,7 @@ SET(QGIS_APP_SRCS
qgslayertreeviewembeddedindicator.cpp
qgslayertreeviewfilterindicator.cpp
qgslayertreeviewmemoryindicator.cpp
qgslayertreeviewnocrsindicator.cpp
qgslayertreeviewnonremovableindicator.cpp
qgslayertreeviewbadlayerindicator.cpp
qgsmapcanvasdockwidget.cpp
@ -309,6 +310,7 @@ SET (QGIS_APP_MOC_HDRS
qgslayertreeviewembeddedindicator.h
qgslayertreeviewmemoryindicator.h
qgslayertreeviewfilterindicator.h
qgslayertreeviewnocrsindicator.h
qgslayertreeviewnonremovableindicator.h
qgslayertreeviewbadlayerindicator.h
qgsmapcanvasdockwidget.h

2
src/app/qgisapp.cpp
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@ -224,6 +224,7 @@ Q_GUI_EXPORT extern int qt_defaultDpiX();
#include "qgslayertreeviewmemoryindicator.h"
#include "qgslayertreeviewbadlayerindicator.h"
#include "qgslayertreeviewnonremovableindicator.h"
#include "qgslayertreeviewnocrsindicator.h"
#include "qgslayout.h"
#include "qgslayoutatlas.h"
#include "qgslayoutcustomdrophandler.h"
@ -4160,6 +4161,7 @@ void QgisApp::initLayerTreeView()
new QgsLayerTreeViewFilterIndicatorProvider( mLayerTreeView ); // gets parented to the layer view
new QgsLayerTreeViewEmbeddedIndicatorProvider( mLayerTreeView ); // gets parented to the layer view
new QgsLayerTreeViewMemoryIndicatorProvider( mLayerTreeView ); // gets parented to the layer view
new QgsLayerTreeViewNoCrsIndicatorProvider( mLayerTreeView ); // gets parented to the layer view
QgsLayerTreeViewBadLayerIndicatorProvider *badLayerIndicatorProvider = new QgsLayerTreeViewBadLayerIndicatorProvider( mLayerTreeView ); // gets parented to the layer view
connect( badLayerIndicatorProvider, &QgsLayerTreeViewBadLayerIndicatorProvider::requestChangeDataSource, this, &QgisApp::changeDataSource );
new QgsLayerTreeViewNonRemovableIndicatorProvider( mLayerTreeView ); // gets parented to the layer view

65
src/app/qgslayertreeviewnocrsindicator.cpp Normal file
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@ -0,0 +1,65 @@
/***************************************************************************
qgslayertreeviewnocrsindicator.h
--------------------------------------
Date : October 2019
Copyright : (C) 2019 by Nyall Dawson
Email : nyall dot dawson at gmail dot com
***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
#include "qgslayertreeviewnocrsindicator.h"
#include "qgslayertreeview.h"
#include "qgslayertree.h"
#include "qgslayertreemodel.h"
#include "qgslayertreeutils.h"
#include "qgsvectorlayer.h"
#include "qgisapp.h"
QgsLayerTreeViewNoCrsIndicatorProvider::QgsLayerTreeViewNoCrsIndicatorProvider( QgsLayerTreeView *view )
: QgsLayerTreeViewIndicatorProvider( view )
{
}
void QgsLayerTreeViewNoCrsIndicatorProvider::onIndicatorClicked( const QModelIndex &index )
{
QgsLayerTreeNode *node = mLayerTreeView->layerTreeModel()->index2node( index );
if ( !QgsLayerTree::isLayer( node ) )
return;
// TODO
}
bool QgsLayerTreeViewNoCrsIndicatorProvider::acceptLayer( QgsMapLayer *layer )
{
return layer && layer->isSpatial() && !layer->crs().isValid();
}
QString QgsLayerTreeViewNoCrsIndicatorProvider::iconName( QgsMapLayer *layer )
{
Q_UNUSED( layer )
return QStringLiteral( "/mIconProjectionDisabled.svg" );
}
QString QgsLayerTreeViewNoCrsIndicatorProvider::tooltipText( QgsMapLayer *layer )
{
Q_UNUSED( layer )
return tr( "<b>Layer has no coordinate reference system set!</b><br>This layer is not georeferenced and has no geographic location available." );
}
void QgsLayerTreeViewNoCrsIndicatorProvider::connectSignals( QgsMapLayer *layer )
{
QgsLayerTreeViewIndicatorProvider::connectSignals( layer );
connect( layer, &QgsMapLayer::crsChanged, this, &QgsLayerTreeViewNoCrsIndicatorProvider::onLayerChanged );
}
void QgsLayerTreeViewNoCrsIndicatorProvider::disconnectSignals( QgsMapLayer *layer )
{
QgsLayerTreeViewIndicatorProvider::disconnectSignals( layer );
disconnect( layer, &QgsMapLayer::crsChanged, this, &QgsLayerTreeViewNoCrsIndicatorProvider::onLayerChanged );
}

43
src/app/qgslayertreeviewnocrsindicator.h Normal file
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@ -0,0 +1,43 @@
/***************************************************************************
qgslayertreeviewnocrsindicator.h
--------------------------------------
Date : October 2019
Copyright : (C) 2019 by Nyall Dawson
Email : nyall dot dawson at gmail dot com
***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
#ifndef QGSLAYERTREEVIEWNOCRSINDICATOR_H
#define QGSLAYERTREEVIEWNOCRSINDICATOR_H
#include "qgslayertreeviewindicatorprovider.h"
//! Adds indicators showing whether layers have an unknown/not set CRS
class QgsLayerTreeViewNoCrsIndicatorProvider : public QgsLayerTreeViewIndicatorProvider
{
Q_OBJECT
public:
explicit QgsLayerTreeViewNoCrsIndicatorProvider( QgsLayerTreeView *view );
protected:
void connectSignals( QgsMapLayer *layer ) override;
void disconnectSignals( QgsMapLayer *layer ) override;
protected slots:
void onIndicatorClicked( const QModelIndex &index ) override;
private:
bool acceptLayer( QgsMapLayer *layer ) override;
QString iconName( QgsMapLayer *layer ) override;
QString tooltipText( QgsMapLayer *layer ) override;
};
#endif // QGSLAYERTREEVIEWNOCRSINDICATOR_H