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qgsgeorefplugingui.cpp
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qgsgeorefplugingui.cpp
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/***************************************************************************
QgsGeorefPluginGui.cpp
--------------------------------------
Date : Sun Sep 16 12:03:52 AKDT 2007
Copyright : (C) 2007 by Gary E. Sherman
Email : sherman at mrcc 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 <QDesktopWidget>
#include <QDialogButtonBox>
#include <QClipboard>
#include <QFileDialog>
#include <QFileInfo>
#include <QMessageBox>
#include <QMouseEvent>
#include <QPainter>
#include <QPlainTextEdit>
#include <QPrinter>
#include <QProgressDialog>
#include <QPushButton>
#include <QSettings>
#include <QTextStream>
#include <QPen>
#include <QStringList>
#include <QList>
#include "qgisinterface.h"
#include "qgslegendinterface.h"
#include "qgsapplication.h"
#include "qgscomposerlabel.h"
#include "qgscomposermap.h"
#include "qgscomposertexttable.h"
#include "qgsmapcanvas.h"
#include "qgsmapcoordsdialog.h"
#include "qgsmaplayerregistry.h"
#include "qgsmaprenderer.h"
#include "qgsmaptoolzoom.h"
#include "qgsmaptoolpan.h"
#include "qgsproject.h"
#include "qgsrasterlayer.h"
#include "../../app/qgsrasterlayerproperties.h"
#include "qgsproviderregistry.h"
#include "qgsgeorefdatapoint.h"
#include "qgsgeoreftooladdpoint.h"
#include "qgsgeoreftooldeletepoint.h"
#include "qgsgeoreftoolmovepoint.h"
#include "qgsleastsquares.h"
#include "qgsgcplistwidget.h"
#include "qgsgeorefconfigdialog.h"
#include "qgsgeorefdescriptiondialog.h"
#include "qgsresidualplotitem.h"
#include "qgstransformsettingsdialog.h"
#include "qgsgeorefplugingui.h"
QgsGeorefDockWidget::QgsGeorefDockWidget( const QString & title, QWidget * parent, Qt::WindowFlags flags )
: QDockWidget( title, parent, flags )
{
setObjectName( "GeorefDockWidget" ); // set object name so the position can be saved
}
QgsGeorefPluginGui::QgsGeorefPluginGui( QgisInterface* theQgisInterface, QWidget* parent, Qt::WindowFlags fl )
: QMainWindow( parent, fl )
, mMousePrecisionDecimalPlaces( 0 )
, mTransformParam( QgsGeorefTransform::InvalidTransform )
, mIface( theQgisInterface )
, mLayer( 0 )
, mAgainAddRaster( false )
, mMovingPoint( 0 )
, mMovingPointQgis( 0 )
, mMapCoordsDialog( 0 )
, mUseZeroForTrans( false )
, mLoadInQgis( false )
, mDock( 0 )
{
setupUi( this );
QSettings s;
restoreGeometry( s.value( "/Plugin-GeoReferencer/Window/geometry" ).toByteArray() );
createActions();
createActionGroups();
createMenus();
createMapCanvas();
createDockWidgets();
createStatusBar();
setAddPointTool();
setupConnections();
readSettings();
mActionLinkGeorefToQGis->setEnabled( false );
mActionLinkQGisToGeoref->setEnabled( false );
mCanvas->clearExtentHistory(); // reset zoomnext/zoomlast
connect( mIface, SIGNAL( currentThemeChanged( QString ) ), this, SLOT( updateIconTheme( QString ) ) );
if ( s.value( "/Plugin-GeoReferencer/Config/ShowDocked" ).toBool() )
{
dockThisWindow( true );
}
}
void QgsGeorefPluginGui::dockThisWindow( bool dock )
{
if ( mDock )
{
setParent( mIface->mainWindow(), Qt::Window );
show();
mIface->removeDockWidget( mDock );
mDock->setWidget( 0 );
delete mDock;
mDock = 0;
}
if ( dock )
{
mDock = new QgsGeorefDockWidget( tr( "Georeferencer" ), mIface->mainWindow() );
mDock->setWidget( this );
mIface->addDockWidget( Qt::BottomDockWidgetArea, mDock );
}
}
QgsGeorefPluginGui::~QgsGeorefPluginGui()
{
QSettings settings;
settings.setValue( "/Plugin-GeoReferencer/Window/geometry", saveGeometry() );
clearGCPData();
removeOldLayer();
delete mToolZoomIn;
delete mToolZoomOut;
delete mToolPan;
delete mToolAddPoint;
delete mToolDeletePoint;
delete mToolMovePoint;
delete mToolMovePointQgis;
}
// ----------------------------- protected --------------------------------- //
void QgsGeorefPluginGui::closeEvent( QCloseEvent *e )
{
switch ( checkNeedGCPSave() )
{
case QgsGeorefPluginGui::GCPSAVE:
if ( mGCPpointsFileName.isEmpty() )
saveGCPsDialog();
else
saveGCPs();
writeSettings();
clearGCPData();
removeOldLayer();
mRasterFileName = "";
e->accept();
return;
case QgsGeorefPluginGui::GCPSILENTSAVE:
if ( !mGCPpointsFileName.isEmpty() )
saveGCPs();
clearGCPData();
removeOldLayer();
mRasterFileName = "";
return;
case QgsGeorefPluginGui::GCPDISCARD:
writeSettings();
clearGCPData();
removeOldLayer();
mRasterFileName = "";
e->accept();
return;
case QgsGeorefPluginGui::GCPCANCEL:
e->ignore();
return;
}
}
// -------------------------- private slots -------------------------------- //
// File slots
void QgsGeorefPluginGui::openRaster()
{
// clearLog();
switch ( checkNeedGCPSave() )
{
case QgsGeorefPluginGui::GCPSAVE:
saveGCPsDialog();
break;
case QgsGeorefPluginGui::GCPSILENTSAVE:
if ( !mGCPpointsFileName.isEmpty() )
saveGCPs();
break;
case QgsGeorefPluginGui::GCPDISCARD:
break;
case QgsGeorefPluginGui::GCPCANCEL:
return;
}
QSettings s;
QString dir = s.value( "/Plugin-GeoReferencer/rasterdirectory" ).toString();
if ( dir.isEmpty() )
dir = ".";
QString otherFiles = tr( "All other files (*)" );
QString lastUsedFilter = s.value( "/Plugin-GeoReferencer/lastusedfilter", otherFiles ).toString();
QString filters = QgsProviderRegistry::instance()->fileRasterFilters();
filters.prepend( otherFiles + ";;" );
filters.chop( otherFiles.size() + 2 );
mRasterFileName = QFileDialog::getOpenFileName( this, tr( "Open raster" ), dir, filters, &lastUsedFilter );
mModifiedRasterFileName = "";
if ( mRasterFileName.isEmpty() )
return;
QString errMsg;
if ( !QgsRasterLayer::isValidRasterFileName( mRasterFileName, errMsg ) )
{
QString msg = tr( "%1 is not a supported raster data source" ).arg( mRasterFileName );
if ( errMsg.size() > 0 )
msg += "\n" + errMsg;
QMessageBox::information( this, tr( "Unsupported Data Source" ), msg );
return;
}
QFileInfo fileInfo( mRasterFileName );
s.setValue( "/Plugin-GeoReferencer/rasterdirectory", fileInfo.path() );
s.setValue( "/Plugin-GeoReferencer/lastusedfilter", lastUsedFilter );
mGeorefTransform.selectTransformParametrisation( mTransformParam );
mGeorefTransform.setRasterChangeCoords( mRasterFileName );
statusBar()->showMessage( tr( "Raster loaded: %1" ).arg( mRasterFileName ) );
setWindowTitle( tr( "Georeferencer - %1" ).arg( fileInfo.fileName() ) );
// showMessageInLog(tr("Input raster"), mRasterFileName);
//delete old points
clearGCPData();
//delete any old rasterlayers
removeOldLayer();
// Add raster
addRaster( mRasterFileName );
// load previously added points
mGCPpointsFileName = mRasterFileName + ".points";
loadGCPs();
mCanvas->setExtent( mLayer->extent() );
mCanvas->refresh();
mIface->mapCanvas()->refresh();
mActionLinkGeorefToQGis->setChecked( false );
mActionLinkQGisToGeoref->setChecked( false );
mActionLinkGeorefToQGis->setEnabled( false );
mActionLinkQGisToGeoref->setEnabled( false );
mCanvas->clearExtentHistory(); // reset zoomnext/zoomlast
mWorldFileName = guessWorldFileName( mRasterFileName );
}
void QgsGeorefPluginGui::doGeoreference()
{
if ( georeference() )
{
if ( mLoadInQgis )
{
if ( mModifiedRasterFileName.isEmpty() )
{
mIface->addRasterLayer( mRasterFileName );
}
else
{
mIface->addRasterLayer( mModifiedRasterFileName );
}
// showMessageInLog(tr("Modified raster saved in"), mModifiedRasterFileName);
// saveGCPs();
// mTransformParam = QgsGeorefTransform::InvalidTransform;
// mGeorefTransform.selectTransformParametrisation(mTransformParam);
// mGCPListWidget->setGeorefTransform(&mGeorefTransform);
// mTransformParamLabel->setText(tr("Transform: ") + convertTransformEnumToString(mTransformParam));
mActionLinkGeorefToQGis->setEnabled( false );
mActionLinkQGisToGeoref->setEnabled( false );
}
}
}
bool QgsGeorefPluginGui::getTransformSettings()
{
QgsTransformSettingsDialog d( mRasterFileName, mModifiedRasterFileName, mPoints.size() );
if ( !d.exec() )
{
return false;
}
d.getTransformSettings( mTransformParam, mResamplingMethod, mCompressionMethod,
mModifiedRasterFileName, mProjection, mPdfOutputMapFile, mPdfOutputFile, mUseZeroForTrans, mLoadInQgis, mUserResX, mUserResY );
mTransformParamLabel->setText( tr( "Transform: " ) + convertTransformEnumToString( mTransformParam ) );
mGeorefTransform.selectTransformParametrisation( mTransformParam );
mGCPListWidget->setGeorefTransform( &mGeorefTransform );
mWorldFileName = guessWorldFileName( mRasterFileName );
// showMessageInLog(tr("Output raster"), mModifiedRasterFileName.isEmpty() ? tr("Non set") : mModifiedRasterFileName);
// showMessageInLog(tr("Target projection"), mProjection.isEmpty() ? tr("Non set") : mProjection);
// logTransformOptions();
// logRequaredGCPs();
if ( QgsGeorefTransform::InvalidTransform != mTransformParam )
{
mActionLinkGeorefToQGis->setEnabled( true );
mActionLinkQGisToGeoref->setEnabled( true );
}
else
{
mActionLinkGeorefToQGis->setEnabled( false );
mActionLinkQGisToGeoref->setEnabled( false );
}
updateTransformParamLabel();
return true;
}
void QgsGeorefPluginGui::generateGDALScript()
{
if ( !checkReadyGeoref() )
return;
switch ( mTransformParam )
{
case QgsGeorefTransform::PolynomialOrder1:
case QgsGeorefTransform::PolynomialOrder2:
case QgsGeorefTransform::PolynomialOrder3:
case QgsGeorefTransform::ThinPlateSpline:
{
// CAVEAT: generateGDALwarpCommand() relies on some member variables being set
// by generateGDALtranslateCommand(), so this method must be called before
// gdalwarpCommand*()!
QString translateCommand = generateGDALtranslateCommand( false );
QString gdalwarpCommand;
QString resamplingStr = convertResamplingEnumToString( mResamplingMethod );
int order = polynomialOrder( mTransformParam );
if ( order != 0 )
{
gdalwarpCommand = generateGDALwarpCommand( resamplingStr, mCompressionMethod, mUseZeroForTrans, order,
mUserResX, mUserResY );
showGDALScript( QStringList() << translateCommand << gdalwarpCommand );
break;
}
}
default:
QMessageBox::information( this, tr( "Info" ), tr( "GDAL scripting is not supported for %1 transformation" )
.arg( convertTransformEnumToString( mTransformParam ) ) );
}
}
// Edit slots
void QgsGeorefPluginGui::setAddPointTool()
{
mCanvas->setMapTool( mToolAddPoint );
}
void QgsGeorefPluginGui::setDeletePointTool()
{
mCanvas->setMapTool( mToolDeletePoint );
}
void QgsGeorefPluginGui::setMovePointTool()
{
mCanvas->setMapTool( mToolMovePoint );
mIface->mapCanvas()->setMapTool( mToolMovePointQgis );
}
// View slots
void QgsGeorefPluginGui::setPanTool()
{
mCanvas->setMapTool( mToolPan );
}
void QgsGeorefPluginGui::setZoomInTool()
{
mCanvas->setMapTool( mToolZoomIn );
}
void QgsGeorefPluginGui::setZoomOutTool()
{
mCanvas->setMapTool( mToolZoomOut );
}
void QgsGeorefPluginGui::zoomToLayerTool()
{
if ( mLayer )
{
mCanvas->setExtent( mLayer->extent() );
mCanvas->refresh();
}
}
void QgsGeorefPluginGui::zoomToLast()
{
mCanvas->zoomToPreviousExtent();
}
void QgsGeorefPluginGui::zoomToNext()
{
mCanvas->zoomToNextExtent();
}
void QgsGeorefPluginGui::linkQGisToGeoref( bool link )
{
if ( link )
{
if ( QgsGeorefTransform::InvalidTransform != mTransformParam )
{
// Indicate that georeferencer canvas extent has changed
extentsChangedGeorefCanvas();
}
else
{
mActionLinkGeorefToQGis->setEnabled( false );
}
}
}
void QgsGeorefPluginGui::linkGeorefToQGis( bool link )
{
if ( link )
{
if ( QgsGeorefTransform::InvalidTransform != mTransformParam )
{
// Indicate that qgis main canvas extent has changed
extentsChangedQGisCanvas();
}
else
{
mActionLinkQGisToGeoref->setEnabled( false );
}
}
}
// GCPs slots
void QgsGeorefPluginGui::addPoint( const QgsPoint& pixelCoords, const QgsPoint& mapCoords,
bool enable, bool refreshCanvas/*, bool verbose*/ )
{
QgsGeorefDataPoint* pnt = new QgsGeorefDataPoint( mCanvas, mIface->mapCanvas(),
pixelCoords, mapCoords, enable );
mPoints.append( pnt );
mGCPsDirty = true;
mGCPListWidget->setGCPList( &mPoints );
if ( refreshCanvas )
{
mCanvas->refresh();
mIface->mapCanvas()->refresh();
}
connect( mCanvas, SIGNAL( extentsChanged() ), pnt, SLOT( updateCoords() ) );
updateGeorefTransform();
// if (verbose)
// logRequaredGCPs();
}
void QgsGeorefPluginGui::deleteDataPoint( const QPoint &coords )
{
for ( QgsGCPList::iterator it = mPoints.begin(); it != mPoints.end(); ++it )
{
QgsGeorefDataPoint* pt = *it;
if ( /*pt->pixelCoords() == coords ||*/ pt->contains( coords, true ) ) // first operand for removing from GCP table
{
delete *it;
mPoints.erase( it );
mGCPListWidget->updateGCPList();
mCanvas->refresh();
break;
}
}
updateGeorefTransform();
}
void QgsGeorefPluginGui::deleteDataPoint( int theGCPIndex )
{
Q_ASSERT( theGCPIndex >= 0 );
delete mPoints.takeAt( theGCPIndex );
mGCPListWidget->updateGCPList();
updateGeorefTransform();
}
void QgsGeorefPluginGui::selectPoint( const QPoint &p )
{
// Get Map Sender
bool isMapPlugin = sender() == mToolMovePoint;
QgsGeorefDataPoint *&mvPoint = isMapPlugin ? mMovingPoint : mMovingPointQgis;
for ( QgsGCPList::iterator it = mPoints.begin(); it != mPoints.end(); ++it )
{
if (( *it )->contains( p, isMapPlugin ) )
{
mvPoint = *it;
break;
}
}
}
void QgsGeorefPluginGui::movePoint( const QPoint &p )
{
// Get Map Sender
bool isMapPlugin = sender() == mToolMovePoint;
QgsGeorefDataPoint *mvPoint = isMapPlugin ? mMovingPoint : mMovingPointQgis;
if ( mvPoint )
{
mvPoint->moveTo( p, isMapPlugin );
mGCPListWidget->updateGCPList();
}
}
void QgsGeorefPluginGui::releasePoint( const QPoint &p )
{
Q_UNUSED( p );
// Get Map Sender
if ( sender() == mToolMovePoint )
{
mMovingPoint = 0;
}
else
{
mMovingPointQgis = 0;
}
}
void QgsGeorefPluginGui::showCoordDialog( const QgsPoint &pixelCoords )
{
if ( mLayer && !mMapCoordsDialog )
{
mMapCoordsDialog = new QgsMapCoordsDialog( mIface->mapCanvas(), pixelCoords, this );
connect( mMapCoordsDialog, SIGNAL( pointAdded( const QgsPoint &, const QgsPoint & ) ),
this, SLOT( addPoint( const QgsPoint &, const QgsPoint & ) ) );
mMapCoordsDialog->show();
}
}
void QgsGeorefPluginGui::loadGCPsDialog()
{
QString selectedFile = mRasterFileName.isEmpty() ? "" : mRasterFileName + ".points";
mGCPpointsFileName = QFileDialog::getOpenFileName( this, tr( "Load GCP points" ),
selectedFile, tr( "GCP file" ) + " (*.points)" );
if ( mGCPpointsFileName.isEmpty() )
return;
loadGCPs();
}
void QgsGeorefPluginGui::saveGCPsDialog()
{
if ( mPoints.isEmpty() )
{
QMessageBox::information( this, tr( "Info" ), tr( "No GCP points to save" ) );
return;
}
QString selectedFile = mRasterFileName.isEmpty() ? "" : mRasterFileName + ".points";
mGCPpointsFileName = QFileDialog::getSaveFileName( this, tr( "Save GCP points" ),
selectedFile,
tr( "GCP file" ) + " (*.points)" );
if ( mGCPpointsFileName.isEmpty() )
return;
if ( mGCPpointsFileName.right( 7 ) != ".points" )
mGCPpointsFileName += ".points";
saveGCPs();
}
// Settings slots
void QgsGeorefPluginGui::showRasterPropertiesDialog()
{
if ( mLayer )
{
mIface->showLayerProperties( mLayer );
}
else
{
QMessageBox::information( this, tr( "Info" ), tr( "Please load raster to be georeferenced" ) );
}
}
void QgsGeorefPluginGui::showGeorefConfigDialog()
{
QgsGeorefConfigDialog config;
if ( config.exec() == QDialog::Accepted )
{
mCanvas->refresh();
mIface->mapCanvas()->refresh();
QSettings s;
//update dock state
bool dock = s.value( "/Plugin-GeoReferencer/Config/ShowDocked" ).toBool();
if ( dock && !mDock )
{
dockThisWindow( true );
}
else if ( !dock && mDock )
{
dockThisWindow( false );
}
//update gcp model
if ( mGCPListWidget )
{
mGCPListWidget->updateGCPList();
}
//and status bar
updateTransformParamLabel();
}
}
// Histogram stretch slots
void QgsGeorefPluginGui::fullHistogramStretch()
{
mLayer->setContrastEnhancement( QgsContrastEnhancement::StretchToMinimumMaximum );
mCanvas->refresh();
}
void QgsGeorefPluginGui::localHistogramStretch()
{
QgsRectangle rectangle = mIface->mapCanvas()->mapSettings().outputExtentToLayerExtent( mLayer, mIface->mapCanvas()->extent() );
mLayer->setContrastEnhancement( QgsContrastEnhancement::StretchToMinimumMaximum, QgsRaster::ContrastEnhancementMinMax, rectangle );
mCanvas->refresh();
}
// Info slots
void QgsGeorefPluginGui::contextHelp()
{
QgsGeorefDescriptionDialog dlg( this );
dlg.exec();
}
// Comfort slots
void QgsGeorefPluginGui::jumpToGCP( uint theGCPIndex )
{
if (( int )theGCPIndex >= mPoints.size() )
{
return;
}
// qgsmapcanvas doesn't seem to have a method for recentering the map
QgsRectangle ext = mCanvas->extent();
QgsPoint center = ext.center();
QgsPoint new_center = mPoints[theGCPIndex]->pixelCoords();
QgsPoint diff( new_center.x() - center.x(), new_center.y() - center.y() );
QgsRectangle new_extent( ext.xMinimum() + diff.x(), ext.yMinimum() + diff.y(),
ext.xMaximum() + diff.x(), ext.yMaximum() + diff.y() );
mCanvas->setExtent( new_extent );
mCanvas->refresh();
}
// This slot is called whenever the georeference canvas changes the displayed extent
void QgsGeorefPluginGui::extentsChangedGeorefCanvas()
{
// Guard against endless recursion by ping-pong updates
if ( mExtentsChangedRecursionGuard )
{
return;
}
if ( mActionLinkQGisToGeoref->isChecked() )
{
if ( !updateGeorefTransform() )
{
return;
}
// Reproject the georeference plugin canvas into world coordinates and fit axis aligned bounding box
QgsRectangle rectMap = mGeorefTransform.hasCrs() ? mGeorefTransform.getBoundingBox( mCanvas->extent(), true ) : mCanvas->extent();
QgsRectangle boundingBox = transformViewportBoundingBox( rectMap, mGeorefTransform, true );
mExtentsChangedRecursionGuard = true;
// Just set the whole extent for now
// TODO: better fitting function which acounts for differing aspect ratios etc.
mIface->mapCanvas()->setExtent( boundingBox );
mIface->mapCanvas()->refresh();
mExtentsChangedRecursionGuard = false;
}
}
// This slot is called whenever the qgis main canvas changes the displayed extent
void QgsGeorefPluginGui::extentsChangedQGisCanvas()
{
// Guard against endless recursion by ping-pong updates
if ( mExtentsChangedRecursionGuard )
{
return;
}
if ( mActionLinkGeorefToQGis->isChecked() )
{
// Update transform if necessary
if ( !updateGeorefTransform() )
{
return;
}
// Reproject the canvas into raster coordinates and fit axis aligned bounding box
QgsRectangle boundingBox = transformViewportBoundingBox( mIface->mapCanvas()->extent(), mGeorefTransform, false );
QgsRectangle rectMap = mGeorefTransform.hasCrs() ? mGeorefTransform.getBoundingBox( boundingBox, false ) : boundingBox;
mExtentsChangedRecursionGuard = true;
// Just set the whole extent for now
// TODO: better fitting function which acounts for differing aspect ratios etc.
mCanvas->setExtent( rectMap );
mCanvas->refresh();
mExtentsChangedRecursionGuard = false;
}
}
// Canvas info slots (copy/pasted from QGIS :) )
void QgsGeorefPluginGui::showMouseCoords( const QgsPoint &p )
{
mCoordsLabel->setText( p.toString( mMousePrecisionDecimalPlaces ) );
// Set minimum necessary width
if ( mCoordsLabel->width() > mCoordsLabel->minimumWidth() )
{
mCoordsLabel->setMinimumWidth( mCoordsLabel->width() );
}
}
void QgsGeorefPluginGui::updateMouseCoordinatePrecision()
{
// Work out what mouse display precision to use. This only needs to
// be when the s change or the zoom level changes. This
// function needs to be called every time one of the above happens.
// Get the display precision from the project s
bool automatic = QgsProject::instance()->readBoolEntry( "PositionPrecision", "/Automatic" );
int dp = 0;
if ( automatic )
{
// Work out a suitable number of decimal places for the mouse
// coordinates with the aim of always having enough decimal places
// to show the difference in position between adjacent pixels.
// Also avoid taking the log of 0.
if ( mCanvas->mapUnitsPerPixel() != 0.0 )
dp = static_cast<int>( ceil( -1.0 * log10( mCanvas->mapUnitsPerPixel() ) ) );
}
else
dp = QgsProject::instance()->readNumEntry( "PositionPrecision", "/DecimalPlaces" );
// Keep dp sensible
if ( dp < 0 )
dp = 0;
mMousePrecisionDecimalPlaces = dp;
}
void QgsGeorefPluginGui::extentsChanged()
{
if ( mAgainAddRaster )
{
if ( QFile::exists( mRasterFileName ) )
{
addRaster( mRasterFileName );
}
else
{
mLayer = 0;
mAgainAddRaster = false;
}
}
}
// Registry layer QGis
void QgsGeorefPluginGui::layerWillBeRemoved( QString theLayerId )
{
mAgainAddRaster = mLayer && mLayer->id().compare( theLayerId ) == 0;
}
// ------------------------------ private ---------------------------------- //
// Gui
void QgsGeorefPluginGui::createActions()
{
// File actions
mActionOpenRaster->setIcon( getThemeIcon( "/mActionAddRasterLayer.svg" ) );
connect( mActionOpenRaster, SIGNAL( triggered() ), this, SLOT( openRaster() ) );
mActionStartGeoref->setIcon( getThemeIcon( "/mActionStartGeoref.png" ) );
connect( mActionStartGeoref, SIGNAL( triggered() ), this, SLOT( doGeoreference() ) );
mActionGDALScript->setIcon( getThemeIcon( "/mActionGDALScript.png" ) );
connect( mActionGDALScript, SIGNAL( triggered() ), this, SLOT( generateGDALScript() ) );
mActionLoadGCPpoints->setIcon( getThemeIcon( "/mActionLoadGCPpoints.png" ) );
connect( mActionLoadGCPpoints, SIGNAL( triggered() ), this, SLOT( loadGCPsDialog() ) );
mActionSaveGCPpoints->setIcon( getThemeIcon( "/mActionSaveGCPpointsAs.png" ) );
connect( mActionSaveGCPpoints, SIGNAL( triggered() ), this, SLOT( saveGCPsDialog() ) );
mActionTransformSettings->setIcon( getThemeIcon( "/mActionTransformSettings.png" ) );
connect( mActionTransformSettings, SIGNAL( triggered() ), this, SLOT( getTransformSettings() ) );
// Edit actions
mActionAddPoint->setIcon( getThemeIcon( "/mActionAddGCPPoint.png" ) );
connect( mActionAddPoint, SIGNAL( triggered() ), this, SLOT( setAddPointTool() ) );
mActionDeletePoint->setIcon( getThemeIcon( "/mActionDeleteGCPPoint.png" ) );
connect( mActionDeletePoint, SIGNAL( triggered() ), this, SLOT( setDeletePointTool() ) );
mActionMoveGCPPoint->setIcon( getThemeIcon( "/mActionMoveGCPPoint.png" ) );
connect( mActionMoveGCPPoint, SIGNAL( triggered() ), this, SLOT( setMovePointTool() ) );
// View actions
mActionPan->setIcon( getThemeIcon( "/mActionPan.svg" ) );
connect( mActionPan, SIGNAL( triggered() ), this, SLOT( setPanTool() ) );
mActionZoomIn->setIcon( getThemeIcon( "/mActionZoomIn.svg" ) );
connect( mActionZoomIn, SIGNAL( triggered() ), this, SLOT( setZoomInTool() ) );
mActionZoomOut->setIcon( getThemeIcon( "/mActionZoomOut.svg" ) );
connect( mActionZoomOut, SIGNAL( triggered() ), this, SLOT( setZoomOutTool() ) );
mActionZoomToLayer->setIcon( getThemeIcon( "/mActionZoomToLayer.svg" ) );
connect( mActionZoomToLayer, SIGNAL( triggered() ), this, SLOT( zoomToLayerTool() ) );
mActionZoomLast->setIcon( getThemeIcon( "/mActionZoomLast.svg" ) );
connect( mActionZoomLast, SIGNAL( triggered() ), this, SLOT( zoomToLast() ) );
mActionZoomNext->setIcon( getThemeIcon( "/mActionZoomNext.svg" ) );
connect( mActionZoomNext, SIGNAL( triggered() ), this, SLOT( zoomToNext() ) );
mActionLinkGeorefToQGis->setIcon( getThemeIcon( "/mActionLinkGeorefToQGis.png" ) );
connect( mActionLinkGeorefToQGis, SIGNAL( triggered( bool ) ), this, SLOT( linkGeorefToQGis( bool ) ) );
mActionLinkQGisToGeoref->setIcon( getThemeIcon( "/mActionLinkQGisToGeoref.png" ) );
connect( mActionLinkQGisToGeoref, SIGNAL( triggered( bool ) ), this, SLOT( linkQGisToGeoref( bool ) ) );
// Settings actions
mActionRasterProperties->setIcon( getThemeIcon( "/mActionRasterProperties.png" ) );
connect( mActionRasterProperties, SIGNAL( triggered() ), this, SLOT( showRasterPropertiesDialog() ) );
mActionGeorefConfig->setIcon( getThemeIcon( "/mActionGeorefConfig.png" ) );
connect( mActionGeorefConfig, SIGNAL( triggered() ), this, SLOT( showGeorefConfigDialog() ) );
// Histogram stretch
mActionLocalHistogramStretch->setIcon( getThemeIcon( "/mActionLocalHistogramStretch.png" ) );
connect( mActionLocalHistogramStretch, SIGNAL( triggered() ), this, SLOT( localHistogramStretch() ) );
mActionLocalHistogramStretch->setEnabled( false );
mActionFullHistogramStretch->setIcon( getThemeIcon( "/mActionFullHistogramStretch.png" ) );
connect( mActionFullHistogramStretch, SIGNAL( triggered() ), this, SLOT( fullHistogramStretch() ) );
mActionFullHistogramStretch->setEnabled( false );
// Help actions
mActionHelp = new QAction( tr( "Help" ), this );
connect( mActionHelp, SIGNAL( triggered() ), this, SLOT( contextHelp() ) );
mActionQuit->setIcon( getThemeIcon( "/mActionQuit.png" ) );
mActionQuit->setShortcuts( QList<QKeySequence>() << QKeySequence( Qt::CTRL + Qt::Key_Q )
<< QKeySequence( Qt::Key_Escape ) );
connect( mActionQuit, SIGNAL( triggered() ), this, SLOT( close() ) );
}
void QgsGeorefPluginGui::createActionGroups()
{
QActionGroup *mapToolGroup = new QActionGroup( this );
mActionPan->setCheckable( true );
mapToolGroup->addAction( mActionPan );
mActionZoomIn->setCheckable( true );
mapToolGroup->addAction( mActionZoomIn );
mActionZoomOut->setCheckable( true );
mapToolGroup->addAction( mActionZoomOut );
mActionAddPoint->setCheckable( true );
mapToolGroup->addAction( mActionAddPoint );
mActionDeletePoint->setCheckable( true );
mapToolGroup->addAction( mActionDeletePoint );
mActionMoveGCPPoint->setCheckable( true );
mapToolGroup->addAction( mActionMoveGCPPoint );
}
void QgsGeorefPluginGui::createMapCanvas()
{
// set up the canvas
mCanvas = new QgsMapCanvas( this, "georefCanvas" );
mCanvas->setSizePolicy( QSizePolicy::Expanding, QSizePolicy::Expanding );
mCanvas->setCanvasColor( Qt::white );
mCanvas->setMinimumWidth( 400 );
setCentralWidget( mCanvas );
// set up map tools
mToolZoomIn = new QgsMapToolZoom( mCanvas, false /* zoomOut */ );
mToolZoomIn->setAction( mActionZoomIn );
mToolZoomOut = new QgsMapToolZoom( mCanvas, true /* zoomOut */ );
mToolZoomOut->setAction( mActionZoomOut );
mToolPan = new QgsMapToolPan( mCanvas );
mToolPan->setAction( mActionPan );
mToolAddPoint = new QgsGeorefToolAddPoint( mCanvas );
mToolAddPoint->setAction( mActionAddPoint );
connect( mToolAddPoint, SIGNAL( showCoordDailog( const QgsPoint & ) ),
this, SLOT( showCoordDialog( const QgsPoint & ) ) );
mToolDeletePoint = new QgsGeorefToolDeletePoint( mCanvas );
mToolDeletePoint->setAction( mActionDeletePoint );
connect( mToolDeletePoint, SIGNAL( deleteDataPoint( const QPoint & ) ),
this, SLOT( deleteDataPoint( const QPoint& ) ) );
mToolMovePoint = new QgsGeorefToolMovePoint( mCanvas );
mToolMovePoint->setAction( mActionMoveGCPPoint );
connect( mToolMovePoint, SIGNAL( pointPressed( const QPoint & ) ),
this, SLOT( selectPoint( const QPoint & ) ) );
connect( mToolMovePoint, SIGNAL( pointMoved( const QPoint & ) ),
this, SLOT( movePoint( const QPoint & ) ) );
connect( mToolMovePoint, SIGNAL( pointReleased( const QPoint & ) ),
this, SLOT( releasePoint( const QPoint & ) ) );
// Point in Qgis Map
mToolMovePointQgis = new QgsGeorefToolMovePoint( mIface->mapCanvas() );
mToolMovePointQgis->setAction( mActionMoveGCPPoint );
connect( mToolMovePointQgis, SIGNAL( pointPressed( const QPoint & ) ),
this, SLOT( selectPoint( const QPoint & ) ) );
connect( mToolMovePointQgis, SIGNAL( pointMoved( const QPoint & ) ),
this, SLOT( movePoint( const QPoint & ) ) );
connect( mToolMovePointQgis, SIGNAL( pointReleased( const QPoint & ) ),
this, SLOT( releasePoint( const QPoint & ) ) );
QSettings s;
int action = s.value( "/qgis/wheel_action", 2 ).toInt();
double zoomFactor = s.value( "/qgis/zoom_factor", 2 ).toDouble();
mCanvas->setWheelAction(( QgsMapCanvas::WheelAction ) action, zoomFactor );
mExtentsChangedRecursionGuard = false;
mGeorefTransform.selectTransformParametrisation( QgsGeorefTransform::Linear );
mGCPsDirty = true;
// Connect main canvas and georef canvas signals so we are aware if any of the viewports change
// (used by the map follow mode)
connect( mCanvas, SIGNAL( extentsChanged() ), this, SLOT( extentsChangedGeorefCanvas() ) );
connect( mIface->mapCanvas(), SIGNAL( extentsChanged() ), this, SLOT( extentsChangedQGisCanvas() ) );
}
void QgsGeorefPluginGui::createMenus()
{
// Get platform for menu layout customization (Gnome, Kde, Mac, Win)
QDialogButtonBox::ButtonLayout layout =
QDialogButtonBox::ButtonLayout( style()->styleHint( QStyle::SH_DialogButtonLayout, 0, this ) );
mPanelMenu = new QMenu( tr( "Panels" ) );
mPanelMenu->setObjectName( "mPanelMenu" );
mPanelMenu->addAction( dockWidgetGCPpoints->toggleViewAction() );
// mPanelMenu->addAction(dockWidgetLogView->toggleViewAction());
mToolbarMenu = new QMenu( tr( "Toolbars" ) );
mToolbarMenu->setObjectName( "mToolbarMenu" );
mToolbarMenu->addAction( toolBarFile->toggleViewAction() );
mToolbarMenu->addAction( toolBarEdit->toggleViewAction() );
mToolbarMenu->addAction( toolBarView->toggleViewAction() );
// View menu
if ( layout != QDialogButtonBox::KdeLayout )
{
menuView->addSeparator();
menuView->addMenu( mPanelMenu );
menuView->addMenu( mToolbarMenu );
}
else // if ( layout == QDialogButtonBox::KdeLayout )
{
menuSettings->addSeparator();
menuSettings->addMenu( mPanelMenu );
menuSettings->addMenu( mToolbarMenu );
}
menuBar()->addAction( tr( "Help" ), this, SLOT( contextHelp() ) );
}