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Applied patch 2012-06-27 only
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@homann
homann committed Sep 10, 2012
1 parent 5eba984 commit 82a1591
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Showing 7 changed files with 147 additions and 36 deletions.
10 changes: 5 additions & 5 deletions src/plugins/georeferencer/qgsgcplistmodel.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -76,7 +76,6 @@ void QgsGCPListModel::updateModel()
return;

bool bTransformUpdated = false;
QgsPoint origin;

vector<QgsPoint> mapCoords, pixelCoords;
mGCPList->createGCPVectors( mapCoords, pixelCoords );
Expand Down Expand Up @@ -125,7 +124,7 @@ void QgsGCPListModel::updateModel()
setItem( i, j++, si );
setItem( i, j++, new QgsStandardItem( i ) );
setItem( i, j++, new QgsStandardItem( p->pixelCoords().x() ) );
setItem( i, j++, new QgsStandardItem( -p->pixelCoords().y() ) );
setItem( i, j++, new QgsStandardItem( p->pixelCoords().y() ) );
setItem( i, j++, new QgsStandardItem( p->mapCoords().x() ) );
setItem( i, j++, new QgsStandardItem( p->mapCoords().y() ) );

Expand All @@ -136,6 +135,7 @@ void QgsGCPListModel::updateModel()
if ( mGeorefTransform && bTransformUpdated && mGeorefTransform->parametersInitialized() )
{
QgsPoint dst;
QgsPoint pixel = mGeorefTransform->hasCrs() ? mGeorefTransform->toColumnLine( p->pixelCoords() ) : p->pixelCoords();
if ( unitType == tr( "pixels" ) )
{
// Transform from world to raster coordinate:
Expand All @@ -144,13 +144,13 @@ void QgsGCPListModel::updateModel()
// interested in the residual in this direction
if ( mGeorefTransform->transformWorldToRaster( p->mapCoords(), dst ) )
{
dX = ( dst.x() - p->pixelCoords().x() );
dY = -( dst.y() - p->pixelCoords().y() );
dX = ( dst.x() - pixel.x() );
dY = -( dst.y() - pixel.y() );
}
}
else if ( unitType == tr( "map units" ) )
{
if ( mGeorefTransform->transformRasterToWorld( p->pixelCoords(), dst ) )
if ( mGeorefTransform->transformRasterToWorld( pixel, dst ) )
{
dX = ( dst.x() - p->mapCoords().x() );
dY = ( dst.y() - p->mapCoords().y() );
Expand Down
2 changes: 1 addition & 1 deletion src/plugins/georeferencer/qgsgcplistwidget.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -148,7 +148,7 @@ void QgsGCPListWidget::updateItemCoords( QWidget *editor )
}
else if ( mPrevColumn == 3 ) // srcY
{
newPixelCoords.setY( -value );
newPixelCoords.setY( value );
}
else if ( mPrevColumn == 4 ) // dstX
{
Expand Down
85 changes: 67 additions & 18 deletions src/plugins/georeferencer/qgsgeorefplugingui.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -238,6 +238,7 @@ void QgsGeorefPluginGui::openRaster()
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() ) );

Expand Down Expand Up @@ -628,6 +629,23 @@ void QgsGeorefPluginGui::showGeorefConfigDialog()
}
}

// Histogram stretch slots
void QgsGeorefPluginGui::fullHistogramStretch()
{
mLayer->setContrastEnhancementAlgorithm( "StretchToMinimumMaximum" );
mLayer->setMinimumMaximumUsingDataset();
mLayer->setCacheImage( NULL );
mCanvas->refresh();
}

void QgsGeorefPluginGui::localHistogramStretch()
{
mLayer->setContrastEnhancementAlgorithm( "StretchToMinimumMaximum" );
mLayer->setMinimumMaximumUsingLastExtent();
mLayer->setCacheImage( NULL );
mCanvas->refresh();
}

// Info slots
void QgsGeorefPluginGui::contextHelp()
{
Expand Down Expand Up @@ -673,7 +691,8 @@ void QgsGeorefPluginGui::extentsChangedGeorefCanvas()
}

// Reproject the georeference plugin canvas into world coordinates and fit axis aligned bounding box
QgsRectangle boundingBox = transformViewportBoundingBox( mCanvas->extent(), mGeorefTransform, true );
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
Expand Down Expand Up @@ -703,11 +722,12 @@ void QgsGeorefPluginGui::extentsChangedQGisCanvas()

// 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( boundingBox );
mCanvas->setExtent( rectMap );
mCanvas->refresh();
mExtentsChangedRecursionGuard = false;
}
Expand Down Expand Up @@ -840,6 +860,15 @@ void QgsGeorefPluginGui::createActions()
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() ) );
Expand Down Expand Up @@ -985,32 +1014,35 @@ void QgsGeorefPluginGui::createDockWidgets()
connect( mGCPListWidget, SIGNAL( pointEnabled( QgsGeorefDataPoint*, int ) ), this, SLOT( updateGeorefTransform() ) );
}

void QgsGeorefPluginGui::createStatusBar()
QLabel* QgsGeorefPluginGui::createBaseLabelStatus()
{
QFont myFont( "Arial", 9 );
QLabel* label = new QLabel( statusBar() );
label->setFont( myFont );
label->setMinimumWidth( 10 );
label->setMaximumHeight( 20 );
label->setMargin( 3 );
label->setAlignment( Qt::AlignCenter );
label->setFrameStyle( QFrame::NoFrame );
return label;
}

mTransformParamLabel = new QLabel( statusBar() );
mTransformParamLabel->setFont( myFont );
mTransformParamLabel->setMinimumWidth( 10 );
mTransformParamLabel->setMaximumHeight( 20 );
mTransformParamLabel->setMargin( 3 );
mTransformParamLabel->setAlignment( Qt::AlignCenter );
mTransformParamLabel->setFrameStyle( QFrame::NoFrame );
void QgsGeorefPluginGui::createStatusBar()
{
mTransformParamLabel = createBaseLabelStatus();
mTransformParamLabel->setText( tr( "Transform: " ) + convertTransformEnumToString( mTransformParam ) );
mTransformParamLabel->setToolTip( tr( "Current transform parametrisation" ) );
statusBar()->addPermanentWidget( mTransformParamLabel, 0 );

mCoordsLabel = new QLabel( QString(), statusBar() );
mCoordsLabel->setFont( myFont );
mCoordsLabel->setMinimumWidth( 10 );
mCoordsLabel->setMaximumHeight( 20 );
mCoordsLabel = createBaseLabelStatus();
mCoordsLabel->setMaximumWidth( 100 );
mCoordsLabel->setMargin( 3 );
mCoordsLabel->setAlignment( Qt::AlignCenter );
mCoordsLabel->setFrameStyle( QFrame::NoFrame );
mCoordsLabel->setText( tr( "Coordinate: " ) );
mCoordsLabel->setToolTip( tr( "Current map coordinate" ) );
statusBar()->addPermanentWidget( mCoordsLabel, 0 );

mEPSG = createBaseLabelStatus();
mEPSG->setText("EPSG:");
statusBar()->addPermanentWidget( mEPSG, 0 );
}

void QgsGeorefPluginGui::setupConnections()
Expand Down Expand Up @@ -1088,6 +1120,23 @@ void QgsGeorefPluginGui::addRaster( QString file )
mCanvas->setLayerSet( layers );

mAgainAddRaster = false;

mActionLocalHistogramStretch->setEnabled(true);
mActionFullHistogramStretch->setEnabled(true);

// Status Bar
QString sEpsg("ESPG: %1");
if ( mGeorefTransform.hasCrs() )
{
long epsg = mLayer->crs().epsg();
mEPSG->setText( sEpsg.arg( epsg ) );
mEPSG->setToolTip( mLayer->crs().toProj4() );
}
else
{
mEPSG->setText( sEpsg.arg( tr("None") ) );
mEPSG->setToolTip( tr("Coordinate of image(column/line)") );
}
}

// Settings
Expand Down Expand Up @@ -1894,7 +1943,7 @@ bool QgsGeorefPluginGui::updateGeorefTransform()
// Samples the given rectangle at numSamples per edge.
// Returns an axis aligned bounding box which contains the transformed samples.
QgsRectangle QgsGeorefPluginGui::transformViewportBoundingBox( const QgsRectangle &canvasExtent,
const QgsGeorefTransform &t,
QgsGeorefTransform &t,
bool rasterToWorld, uint numSamples )
{
double minX, minY;
Expand Down
9 changes: 8 additions & 1 deletion src/plugins/georeferencer/qgsgeorefplugingui.h
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Original file line number Diff line number Diff line change
Expand Up @@ -108,6 +108,11 @@ class QgsGeorefPluginGui : public QMainWindow, private Ui::QgsGeorefPluginGuiBas
void showMouseCoords( const QgsPoint pt );
void updateMouseCoordinatePrecision();

// Histogram stretch
void localHistogramStretch();
void fullHistogramStretch();


// when one Layer is removed
void layerWillBeRemoved( QString theLayerId );
void extentsChanged(); // Use for need add again Raster (case above)
Expand All @@ -131,6 +136,7 @@ class QgsGeorefPluginGui : public QMainWindow, private Ui::QgsGeorefPluginGuiBas
void createMapCanvas();
void createMenus();
void createDockWidgets();
QLabel* createBaseLabelStatus();
void createStatusBar();
void setupConnections();
void removeOldLayer();
Expand Down Expand Up @@ -165,7 +171,7 @@ class QgsGeorefPluginGui : public QMainWindow, private Ui::QgsGeorefPluginGuiBas

// utils
bool checkReadyGeoref();
QgsRectangle transformViewportBoundingBox( const QgsRectangle &canvasExtent, const QgsGeorefTransform &t,
QgsRectangle transformViewportBoundingBox( const QgsRectangle &canvasExtent, QgsGeorefTransform &t,
bool rasterToWorld = true, uint numSamples = 4 );
QString convertTransformEnumToString( QgsGeorefTransform::TransformParametrisation transform );
QString convertResamplingEnumToString( QgsImageWarper::ResamplingMethod resampling );
Expand Down Expand Up @@ -202,6 +208,7 @@ class QgsGeorefPluginGui : public QMainWindow, private Ui::QgsGeorefPluginGuiBas
QLabel *mScaleLabel;
QLabel *mCoordsLabel;
QLabel *mTransformParamLabel;
QLabel *mEPSG;
unsigned int mMousePrecisionDecimalPlaces;

QString mRasterFileName;
Expand Down
31 changes: 27 additions & 4 deletions src/plugins/georeferencer/qgsgeorefpluginguibase.ui
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Original file line number Diff line number Diff line change
Expand Up @@ -6,8 +6,8 @@
<rect>
<x>0</x>
<y>0</y>
<width>900</width>
<height>800</height>
<width>872</width>
<height>621</height>
</rect>
</property>
<property name="windowTitle">
Expand All @@ -21,8 +21,8 @@
<rect>
<x>0</x>
<y>0</y>
<width>900</width>
<height>23</height>
<width>872</width>
<height>25</height>
</rect>
</property>
<widget class="QMenu" name="menuFile">
Expand Down Expand Up @@ -164,6 +164,19 @@
<layout class="QHBoxLayout" name="horizontalLayout_2"/>
</widget>
</widget>
<widget class="QToolBar" name="toolBarHistogramStretch">
<property name="windowTitle">
<string>toolBar</string>
</property>
<attribute name="toolBarArea">
<enum>TopToolBarArea</enum>
</attribute>
<attribute name="toolBarBreak">
<bool>false</bool>
</attribute>
<addaction name="mActionFullHistogramStretch"/>
<addaction name="mActionLocalHistogramStretch"/>
</widget>
<action name="mActionOpenRaster">
<property name="text">
<string>Open raster</string>
Expand Down Expand Up @@ -351,6 +364,16 @@
<string>Zoom Last</string>
</property>
</action>
<action name="mActionLocalHistogramStretch">
<property name="text">
<string>Local histogram stretch</string>
</property>
</action>
<action name="mActionFullHistogramStretch">
<property name="text">
<string>Full histogram stretch</string>
</property>
</action>
</widget>
<resources/>
<connections/>
Expand Down
23 changes: 19 additions & 4 deletions src/plugins/georeferencer/qgsgeoreftransform.cpp
View file
Original file line number Diff line number Diff line change
Expand Up @@ -177,6 +177,11 @@ void QgsGeorefTransform::selectTransformParametrisation( TransformParametrisatio
}
}

void QgsGeorefTransform::setRasterChangeCoords( const QString &fileRaster )
{
mRasterChangeCoords.setRaster( fileRaster );
}

bool QgsGeorefTransform::providesAccurateInverseTransformation() const
{
return ( mTransformParametrisation == Linear
Expand All @@ -203,7 +208,17 @@ bool QgsGeorefTransform::updateParametersFromGCPs( const std::vector<QgsPoint> &
{
return false;
}
return mParametersInitialized = mGeorefTransformImplementation->updateParametersFromGCPs( mapCoords, pixelCoords );
if ( mRasterChangeCoords.hasCrs() )
{
std::vector<QgsPoint> pixelCoordsCorrect = mRasterChangeCoords.getPixelCoords(pixelCoords);
mParametersInitialized = mGeorefTransformImplementation->updateParametersFromGCPs( mapCoords, pixelCoordsCorrect );
pixelCoordsCorrect.clear();
}
else
{
mParametersInitialized = mGeorefTransformImplementation->updateParametersFromGCPs( mapCoords, pixelCoords );
}
return mParametersInitialized;
}

uint QgsGeorefTransform::getMinimumGCPCount() const
Expand Down Expand Up @@ -248,22 +263,22 @@ QgsGeorefTransformInterface *QgsGeorefTransform::createImplementation( Transform
}
}

bool QgsGeorefTransform::transformRasterToWorld( const QgsPoint &raster, QgsPoint &world ) const
bool QgsGeorefTransform::transformRasterToWorld( const QgsPoint &raster, QgsPoint &world )
{
// flip y coordinate due to different CS orientation
QgsPoint raster_flipped( raster.x(), -raster.y() );
return gdal_transform( raster_flipped, world, 0 );
}

bool QgsGeorefTransform::transformWorldToRaster( const QgsPoint &world, QgsPoint &raster ) const
bool QgsGeorefTransform::transformWorldToRaster( const QgsPoint &world, QgsPoint &raster )
{
bool success = gdal_transform( world, raster, 1 );
// flip y coordinate due to different CS orientation
raster.setY( -raster.y() );
return success;
}

bool QgsGeorefTransform::transform( const QgsPoint &src, QgsPoint &dst, bool rasterToWorld ) const
bool QgsGeorefTransform::transform( const QgsPoint &src, QgsPoint &dst, bool rasterToWorld )
{
return rasterToWorld ? transformRasterToWorld( src, dst ) : transformWorldToRaster( src, dst );
}
Expand Down
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