Automatic process of moving points or features to match or coincide exactly with coordinates of another feature within a specified distance, or tolerance

learn more… | top users | synonyms

0
votes
2answers
165 views

SnapToCurrentLayer in QGis2.8 with python programming

I have a polygon vector layer and I want to snap the vertex. def canvasMoveEvent(self,event):   x = event.pos().x()   y = event.pos().y()   startingPoint = QPoint(x,y) ...
2
votes
1answer
53 views

Snapping leaves small gap between features in ArcGIS for Desktop?

I'm using classic snapping in ArcGIS 10.1. At the scale (1:5,000) that I'm using to snap the edge of one rectangular feature to the edge of another rectangular feature, snapping seems to work fine. ...
1
vote
1answer
137 views

How to enable the snapping options for vector layer using the python programming?

I want to enable the snapping options for the the existing layers using python programming. How can I do this?
1
vote
1answer
87 views

Making polygon boundaries of different feature classes coincident?

I have two polygon feature classes: Cadastral layer and another polygon layer "zones". In both feature classes the polygon boundaries are coincident inside their feature but not between the ...
0
votes
1answer
37 views

Snapping Manager

We are using ArcGis js API version 3.12 and 3.5. and we are trying to use the snappingManager object. We can only snap to recently drawn objects and can't snap to all the layers. We have just once ...
0
votes
1answer
98 views

Open Street Map and Arcgis 10.1 Network Analyzer

how to make roads in open_street_map ready for network_analyze in Arcgis-10.1 Details: I'v download an osm map of my town I saved the street lines as polyline shapefile I opend them in arcgis-10.1 I ...
0
votes
1answer
116 views

Problem with snap layer when in name is space

I'm trying to make a option, where user can choose layer to snap. All is okey when layers names are without space, but if in name is space (like 'something layer name') snapping does not work. How can ...
0
votes
1answer
165 views

Is snapping working when changing from NAD83(decimal degree) to NAD83 Zone UTM 11N(meters)?

I've used the following ESRI snippet to Convert the display extents in Pixels (at the current map scale) and then return out the map units. public System.Double ...
3
votes
0answers
136 views

How to snap and move circles by the center?

I have a point layer, and a polygon layer with buffers of a given radius around each point. I need to move points, and check that each buffer is not above forbidden land/plots. In autocad, you can ...
2
votes
0answers
15 views

QGIS 2.8.1 (Windows 64bit). Setting snapping to the “decoration” grid?

I was wondering if anyone knew of a way to snap digitizing to the grid you can create in View>Decorations>Grid? I can't see anything in the manual or the menus so I am thinking there probably isn't ...
2
votes
0answers
23 views

clipping raster changes raster values?

I am working with BIOCLIM temperature/precipitation layers and I have noticed that when I clip the global raster down to a specific region, something happens and the raster value at a specific point ...
2
votes
0answers
97 views

Moving multiple features to snap to nearest edge

I have thousands of long rectangular polygons which I need to align to a specific/nearest edge. The screenshot below demonstrates what I need to achieve: Yellow and white dotted features need to ...
2
votes
0answers
332 views

Get Feature that was snapped to in New Snapping Environment

I asked this over at the ESRI forums but lack of activity over there made me post here as well. Does anyone know if there is a way to get the feature that something was just snapped to in the ...
1
vote
0answers
40 views

Matching/snapping two shapefiles using node and snapping tools

I am trying to edit my shapefiles through QGIS 2.6.1 Brighton. I used the node tools to snap the necessary nodes to eliminate spaces between two shapefiles. However, while doing it I noticed that an ...
1
vote
0answers
111 views

Snap (editing tools) in ArcGIS not working properly

I am using the snap tool to match one polygon file to another, using the EDGE Snapping Environment Type Option. The tool appears to work properly for the vertices of the input feature polygons that ...
1
vote
0answers
320 views

Snapping in Esri javascript api does not work on mobile device

I have an Esri map loaded using the javascript api. I try to enable snapping, where a point should always snap to a given line. I have a snap point symbol that will trace the line to snap to when I ...
1
vote
0answers
167 views

Snapping “Point to Line” Results to Correct Streets

Here is the problem I am facing. After geocoding some addresses, I used the "point to line" tool. Some long streets with minimal matching address points created long lines that intersect the road ...
1
vote
0answers
55 views

How can I do multiple snapping of vector layers in QGIS?

I have a network of a transport system that I created from 1970-2013. However, the accuracy is letting me down as I used different snapping settings throughout the process. Is there a plugin or a way ...
1
vote
0answers
107 views

how to avoid Intersection of polygons via python code

i am using QGIS 1.8 and i can set the check box in Setting\Snapping Options "Snapping and Digitizing " dialog to avoid polygon intersections and enable topological editing but i am looking for a way ...
0
votes
0answers
60 views

QGIS 2.8.1-Wien snap options does not show “avoid int” dialog box

I am trying to digitize a set of adjacent polygons in QGIS 2.8.1-Wien, runing under Widows 8. When I go to Settings > Snap options my vetor (polygon) layer does not show the "avoid int" box. Can ...
0
votes
0answers
28 views

Snapping to a grid does not work

I have two shapefiles that were created in GME using the generate vector grid. They both have the same projection NAD 83 Transverse Mercator. The grid size is 5000m. The grids overlap in that they ...
0
votes
0answers
44 views

How to use Snap tool with iterator in ModelBuilder?

I have a folder containing large number of shapefiles that I would like to snap to a surrounding buffer. I need to snap UK district boundaries to 500m buffer around coastline. I have produced 200m ...
0
votes
0answers
54 views

Plot delivery routes over the OSM network (snapping to OSM vector layer)

I have a question with regards to snapping lines to the OSM road network. My goal is to show several delivery routes over the OSM road network. I have done the following: - Plot all addresses on the ...
0
votes
0answers
32 views

How to snap already digitized polygons in different layers using QGIS?

As a newbie, I have digitized a lot of polygons without snapping them. Is there any way that I can add snapping to them aftervards? They are in different layers?
0
votes
0answers
44 views

QspatiaLite Snapping fails if multiple target vertices within tolerance distance

I assumed that SpatiaLite's Snapping would snap to the nearest candidate vertex - however, it turned out that the result becomes unpredictable, if there are several target vertices within tolerance ...
0
votes
0answers
68 views

Alternative to Snap (Editing) in QGIS/MapInfo?

Is there any alternative to Snap (Editing) in either QGIS or MapInfo (user-made tools), or another way to do this in ArcGIS without an advanced license?