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alexbruyalexbruy
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[FEATURE] fill ring digitinzing tool
Used to cut holes in polygons and automatically fill them with new features. Attributes taken from parent feature. Feature form opens by default. Hold Ctrl key to suppress it.
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8 files changed

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-2
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8 files changed

+267
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‎images/images.qrc‎

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@@ -132,6 +132,7 @@
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<file>themes/default/mActionAddPart.png</file>
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<file>themes/default/mActionAddRasterLayer.svg</file>
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<file>themes/default/mActionAddRing.png</file>
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<file>themes/default/mActionFillRing.png</file>
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<file>themes/default/mActionAddSpatiaLiteLayer.svg</file>
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<file>themes/default/mActionAddVertex.png</file>
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<file>themes/default/mActionAddWcsLayer.svg</file>

‎images/themes/default/mActionFillRing.png‎

1.23 KB
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‎src/app/CMakeLists.txt‎

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@@ -49,6 +49,7 @@ SET(QGIS_APP_SRCS
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qgsmaptooladdfeature.cpp
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qgsmaptooladdpart.cpp
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qgsmaptooladdring.cpp
52+
qgsmaptoolfillring.cpp
5253
qgsmaptoolannotation.cpp
5354
qgsmaptoolcapture.cpp
5455
qgsmaptoolchangelabelproperties.cpp
@@ -210,6 +211,7 @@ SET (QGIS_APP_MOC_HDRS
210211
qgsmaptoolcapture.h
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qgsmaptooladdpart.h
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qgsmaptooladdring.h
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qgsmaptoolfillring.h
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qgsmaptoolchangelabelproperties.h
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qgsmaptooldeletepart.h
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qgsmaptooldeletering.h

‎src/app/qgisapp.cpp‎

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@@ -225,6 +225,7 @@
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#include "qgsmaptooladdfeature.h"
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#include "qgsmaptooladdpart.h"
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#include "qgsmaptooladdring.h"
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#include "qgsmaptoolfillring.h"
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#include "qgsmaptoolannotation.h"
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#include "qgsmaptooldeletering.h"
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#include "qgsmaptooldeletepart.h"
@@ -793,6 +794,7 @@ QgisApp::~QgisApp()
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delete mMapTools.mAddFeature;
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delete mMapTools.mAddPart;
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delete mMapTools.mAddRing;
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delete mMapTools.mFillRing;
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delete mMapTools.mAnnotation;
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delete mMapTools.mChangeLabelProperties;
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delete mMapTools.mDeletePart;
@@ -982,6 +984,7 @@ void QgisApp::createActions()
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connect( mActionSplitParts, SIGNAL( triggered() ), this, SLOT( splitParts() ) );
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connect( mActionDeleteSelected, SIGNAL( triggered() ), this, SLOT( deleteSelected() ) );
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connect( mActionAddRing, SIGNAL( triggered() ), this, SLOT( addRing() ) );
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connect( mActionFillRing, SIGNAL( triggered() ), this, SLOT( fillRing() ) );
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connect( mActionAddPart, SIGNAL( triggered() ), this, SLOT( addPart() ) );
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connect( mActionSimplifyFeature, SIGNAL( triggered() ), this, SLOT( simplifyFeature() ) );
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connect( mActionDeleteRing, SIGNAL( triggered() ), this, SLOT( deleteRing() ) );
@@ -1253,6 +1256,7 @@ void QgisApp::createActionGroups()
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mMapToolGroup->addAction( mActionSplitParts );
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mMapToolGroup->addAction( mActionDeleteSelected );
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mMapToolGroup->addAction( mActionAddRing );
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mMapToolGroup->addAction( mActionFillRing );
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mMapToolGroup->addAction( mActionAddPart );
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mMapToolGroup->addAction( mActionSimplifyFeature );
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mMapToolGroup->addAction( mActionDeleteRing );
@@ -1799,6 +1803,7 @@ void QgisApp::setTheme( QString theThemeName )
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mActionUndo->setIcon( QgsApplication::getThemeIcon( "/mActionUndo.png" ) );
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mActionRedo->setIcon( QgsApplication::getThemeIcon( "/mActionRedo.png" ) );
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mActionAddRing->setIcon( QgsApplication::getThemeIcon( "/mActionAddRing.png" ) );
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mActionFillRing->setIcon( QgsApplication::getThemeIcon( "/mActionFillRing.png" ) );
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mActionAddPart->setIcon( QgsApplication::getThemeIcon( "/mActionAddPart.png" ) );
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mActionDeleteRing->setIcon( QgsApplication::getThemeIcon( "/mActionDeleteRing.png" ) );
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mActionDeletePart->setIcon( QgsApplication::getThemeIcon( "/mActionDeletePart.png" ) );
@@ -2030,6 +2035,8 @@ void QgisApp::createCanvasTools()
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mMapTools.mSelectRadius->setAction( mActionSelectRadius );
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mMapTools.mAddRing = new QgsMapToolAddRing( mMapCanvas );
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mMapTools.mAddRing->setAction( mActionAddRing );
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mMapTools.mFillRing = new QgsMapToolFillRing( mMapCanvas );
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mMapTools.mFillRing->setAction( mActionFillRing );
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mMapTools.mAddPart = new QgsMapToolAddPart( mMapCanvas );
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mMapTools.mSimplifyFeature = new QgsMapToolSimplify( mMapCanvas );
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mMapTools.mSimplifyFeature->setAction( mActionSimplifyFeature );
@@ -5573,6 +5580,16 @@ void QgisApp::addRing()
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mMapCanvas->setMapTool( mMapTools.mAddRing );
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}
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void QgisApp::fillRing()
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{
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if ( mMapCanvas && mMapCanvas->isDrawing() )
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{
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return;
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}
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mMapCanvas->setMapTool( mMapTools.mFillRing );
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}
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void QgisApp::addPart()
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{
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if ( mMapCanvas && mMapCanvas->isDrawing() )
@@ -8382,6 +8399,7 @@ void QgisApp::activateDeactivateLayerRelatedActions( QgsMapLayer* layer )
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mActionRedo->setEnabled( false );
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mActionSimplifyFeature->setEnabled( false );
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mActionAddRing->setEnabled( false );
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mActionFillRing->setEnabled( false );
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mActionAddPart->setEnabled( false );
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mActionDeleteRing->setEnabled( false );
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mActionDeletePart->setEnabled( false );
@@ -8514,6 +8532,7 @@ void QgisApp::activateDeactivateLayerRelatedActions( QgsMapLayer* layer )
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mActionAddFeature->setIcon( QgsApplication::getThemeIcon( "/mActionCapturePoint.png" ) );
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mActionAddRing->setEnabled( false );
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mActionFillRing->setEnabled( false );
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mActionReshapeFeatures->setEnabled( false );
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mActionSplitFeatures->setEnabled( false );
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mActionSplitParts->setEnabled( false );
@@ -8541,13 +8560,15 @@ void QgisApp::activateDeactivateLayerRelatedActions( QgsMapLayer* layer )
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mActionOffsetCurve->setEnabled( isEditable && canAddFeatures && canChangeAttributes );
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85438562
mActionAddRing->setEnabled( false );
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mActionFillRing->setEnabled( false );
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mActionDeleteRing->setEnabled( false );
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}
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else if ( vlayer->geometryType() == QGis::Polygon )
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{
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mActionAddFeature->setIcon( QgsApplication::getThemeIcon( "/mActionCapturePolygon.png" ) );
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85508570
mActionAddRing->setEnabled( isEditable && canAddFeatures );
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mActionFillRing->setEnabled( isEditable && canAddFeatures );
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mActionReshapeFeatures->setEnabled( isEditable && canAddFeatures );
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mActionSplitFeatures->setEnabled( isEditable && canAddFeatures );
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mActionSplitParts->setEnabled( isEditable && canAddFeatures );
@@ -8621,6 +8642,7 @@ void QgisApp::activateDeactivateLayerRelatedActions( QgsMapLayer* layer )
86218642
mActionAddFeature->setEnabled( false );
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mActionDeleteSelected->setEnabled( false );
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mActionAddRing->setEnabled( false );
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mActionFillRing->setEnabled( false );
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mActionAddPart->setEnabled( false );
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mActionNodeTool->setEnabled( false );
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mActionMoveFeature->setEnabled( false );

‎src/app/qgisapp.h‎

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@@ -272,6 +272,7 @@ class APP_EXPORT QgisApp : public QMainWindow, private Ui::MainWindow
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QAction *actionSplitFeatures() { return mActionSplitFeatures; }
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QAction *actionSplitParts() { return mActionSplitParts; }
274274
QAction *actionAddRing() { return mActionAddRing; }
275+
QAction *actionFillRing() { return mActionFillRing; }
275276
QAction *actionAddPart() { return mActionAddPart; }
276277
QAction *actionSimplifyFeature() { return mActionSimplifyFeature; }
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QAction *actionDeleteRing() { return mActionDeleteRing; }
@@ -937,6 +938,8 @@ class APP_EXPORT QgisApp : public QMainWindow, private Ui::MainWindow
937938
void splitParts();
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//! activates the add ring tool
939940
void addRing();
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//! activates the fill ring tool
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void fillRing();
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//! activates the add part tool
941944
void addPart();
942945
//! simplifies feature
@@ -1358,6 +1361,7 @@ class APP_EXPORT QgisApp : public QMainWindow, private Ui::MainWindow
13581361
QgsMapTool* mVertexMove;
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QgsMapTool* mVertexDelete;
13601363
QgsMapTool* mAddRing;
1364+
QgsMapTool* mFillRing;
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QgsMapTool* mAddPart;
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QgsMapTool* mSimplifyFeature;
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QgsMapTool* mDeleteRing;

‎src/app/qgsmaptoolfillring.cpp‎

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@@ -0,0 +1,190 @@
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/***************************************************************************
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qgsmaptoolfillring.h - map tool to cut rings in polygon and multipolygon
3+
features and fill them with new feature
4+
---------------------
5+
begin : December 2013
6+
copyright : (C) 2013 by Alexander Bruy
7+
email : alexander dot bruy at gmail dot com
8+
***************************************************************************
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* *
10+
* This program is free software; you can redistribute it and/or modify *
11+
* it under the terms of the GNU General Public License as published by *
12+
* the Free Software Foundation; either version 2 of the License, or *
13+
* (at your option) any later version. *
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* *
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***************************************************************************/
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#include "qgsmaptoolfillring.h"
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#include "qgsgeometry.h"
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#include "qgsmapcanvas.h"
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#include "qgsvectorlayer.h"
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#include "qgsattributedialog.h"
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#include <qgsapplication.h>
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#include <QMessageBox>
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#include <QMouseEvent>
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#include <limits>
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QgsMapToolFillRing::QgsMapToolFillRing( QgsMapCanvas* canvas ): QgsMapToolCapture( canvas, QgsMapToolCapture::CapturePolygon )
30+
{
31+
32+
}
33+
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QgsMapToolFillRing::~QgsMapToolFillRing()
35+
{
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37+
}
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39+
void QgsMapToolFillRing::canvasReleaseEvent( QMouseEvent * e )
40+
{
41+
//check if we operate on a vector layer
42+
QgsVectorLayer *vlayer = qobject_cast<QgsVectorLayer *>( mCanvas->currentLayer() );
43+
44+
if ( !vlayer )
45+
{
46+
notifyNotVectorLayer();
47+
return;
48+
}
49+
50+
if ( !vlayer->isEditable() )
51+
{
52+
notifyNotEditableLayer();
53+
return;
54+
}
55+
56+
//add point to list and to rubber band
57+
if ( e->button() == Qt::LeftButton )
58+
{
59+
int error = addVertex( e->pos() );
60+
if ( error == 1 )
61+
{
62+
//current layer is not a vector layer
63+
return;
64+
}
65+
else if ( error == 2 )
66+
{
67+
//problem with coordinate transformation
68+
QMessageBox::information( 0, tr( "Coordinate transform error" ),
69+
tr( "Cannot transform the point to the layers coordinate system" ) );
70+
return;
71+
}
72+
73+
startCapturing();
74+
}
75+
else if ( e->button() == Qt::RightButton )
76+
{
77+
deleteTempRubberBand();
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79+
closePolygon();
80+
81+
vlayer->beginEditCommand( tr( "Ring added and filled" ) );
82+
int addRingReturnCode = vlayer->addRing( points() );
83+
if ( addRingReturnCode != 0 )
84+
{
85+
QString errorMessage;
86+
//todo: open message box to communicate errors
87+
if ( addRingReturnCode == 1 )
88+
{
89+
errorMessage = tr( "A problem with geometry type occured" );
90+
}
91+
else if ( addRingReturnCode == 2 )
92+
{
93+
errorMessage = tr( "The inserted Ring is not closed" );
94+
}
95+
else if ( addRingReturnCode == 3 )
96+
{
97+
errorMessage = tr( "The inserted Ring is not a valid geometry" );
98+
}
99+
else if ( addRingReturnCode == 4 )
100+
{
101+
errorMessage = tr( "The inserted Ring crosses existing rings" );
102+
}
103+
else if ( addRingReturnCode == 5 )
104+
{
105+
errorMessage = tr( "The inserted Ring is not contained in a feature" );
106+
}
107+
else
108+
{
109+
errorMessage = tr( "An unknown error occured" );
110+
}
111+
QMessageBox::critical( 0, tr( "Error, could not add ring" ), errorMessage );
112+
vlayer->destroyEditCommand();
113+
}
114+
else
115+
{
116+
// find parent feature and get it attributes
117+
double xMin, xMax, yMin, yMax;
118+
QgsRectangle bBox;
119+
120+
xMin = std::numeric_limits<double>::max();
121+
xMax = -std::numeric_limits<double>::max();
122+
yMin = std::numeric_limits<double>::max();
123+
yMax = -std::numeric_limits<double>::max();
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125+
for ( QList<QgsPoint>::const_iterator it = points().constBegin(); it != points().constEnd(); ++it )
126+
{
127+
if ( it->x() < xMin )
128+
{
129+
xMin = it->x();
130+
}
131+
if ( it->x() > xMax )
132+
{
133+
xMax = it->x();
134+
}
135+
if ( it->y() < yMin )
136+
{
137+
yMin = it->y();
138+
}
139+
if ( it->y() > yMax )
140+
{
141+
yMax = it->y();
142+
}
143+
}
144+
bBox.setXMinimum( xMin );
145+
bBox.setYMinimum( yMin );
146+
bBox.setXMaximum( xMax );
147+
bBox.setYMaximum( yMax );
148+
149+
QgsFeatureIterator fit = vlayer->getFeatures( QgsFeatureRequest().setFilterRect( bBox ).setFlags( QgsFeatureRequest::ExactIntersect ) );
150+
151+
QgsFeature f;
152+
bool res = false;
153+
while ( fit.nextFeature( f ) )
154+
{
155+
//create QgsFeature with wkb representation
156+
QgsFeature* ft = new QgsFeature( vlayer->pendingFields(), 0 );
157+
158+
QgsGeometry *g;
159+
g = QgsGeometry::fromPolygon( QgsPolygon() << points().toVector() );
160+
ft->setGeometry( g );
161+
ft->setAttributes( f.attributes() );
162+
163+
if ( QgsApplication::keyboardModifiers() == Qt::ControlModifier )
164+
{
165+
res = vlayer->addFeature( *ft );
166+
}
167+
else
168+
{
169+
QgsAttributeDialog *dialog = new QgsAttributeDialog( vlayer, ft, false, NULL, true );
170+
if ( dialog->exec() )
171+
{
172+
res = vlayer->addFeature( *ft );
173+
}
174+
}
175+
176+
if ( res )
177+
{
178+
vlayer->endEditCommand();
179+
}
180+
else
181+
{
182+
delete ft;
183+
vlayer->destroyEditCommand();
184+
}
185+
res = false;
186+
}
187+
}
188+
stopCapturing();
189+
}
190+
}

‎src/app/qgsmaptoolfillring.h‎

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Original file line numberDiff line numberDiff line change
@@ -0,0 +1,29 @@
1+
/***************************************************************************
2+
qgsmaptoolfillring.h - map tool to cut rings in polygon and multipolygon
3+
features and fill them with new feature
4+
---------------------
5+
begin : December 2013
6+
copyright : (C) 2013 by Alexander Bruy
7+
email : alexander dot bruy at gmail dot com
8+
***************************************************************************
9+
* *
10+
* This program is free software; you can redistribute it and/or modify *
11+
* it under the terms of the GNU General Public License as published by *
12+
* the Free Software Foundation; either version 2 of the License, or *
13+
* (at your option) any later version. *
14+
* *
15+
***************************************************************************/
16+
17+
#include "qgsmaptoolcapture.h"
18+
19+
/** A tool to cut holes into polygon and multipolygon features and fill them
20+
* with new feature. Attributes are copied from parent feature.
21+
* */
22+
class APP_EXPORT QgsMapToolFillRing: public QgsMapToolCapture
23+
{
24+
Q_OBJECT
25+
public:
26+
QgsMapToolFillRing( QgsMapCanvas* canvas );
27+
virtual ~QgsMapToolFillRing();
28+
void canvasReleaseEvent( QMouseEvent * e );
29+
};

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