Questions tagged [zoom]
Use this for questions about changing the zoom when display a map
368
questions
0
votes
1answer
70 views
Hide Wikipedia plugin layer below certain zoom level in Leaflet
How can I turn the following code into a variable, so that I can choose, or not, to load it in the layer control?
and not anymore on moving the map or reaching this zoom level.
I added a var wikilayer ...
3
votes
0answers
34 views
Zoom to non-geometric layer in QGIS
In QGIS, I have a non-geometric (layer A) layer which is joined to a geometric layer (layer B).
I can easily search in layer A, but I can't zoom to the found feature. I want QGIS to zoom to the ...
3
votes
1answer
82 views
Is it possible to extract tiles layer as raster in QGIS?
Let's say I have a shapefile that contains multiple polygons and I open it on QGIS:
Let's also say that I activate the OpenStreetMap tiles layer under it:
I'd like to find a way to extract the tiles ...
0
votes
1answer
25 views
QGIS Zoom full problem on WMS layer
I have a project in QGIS with an online OSM WMS layer and some other vector layers. When I click on zoom full, it zoom outs so that the whole world is shown through OSM WMS layer. Is there an option ...
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0answers
28 views
Specifying center and zoom for ol.View
Is it a must to specifiy center and zoom when you declare ol.View?
Because it still works when I pass in the extent value to fit function.
Here's the example.
This is my map variable.
var map = new ol....
1
vote
1answer
74 views
What is the mathematical relationship between Radius (meters) and the Zoom level of the map?
I've created an HeatMap (using mapbox-gl) and I want to achive a behaviour similar to Snapchat, I mean every time you press on Shape you get the coordinates of your tap and from here I want to get all ...
1
vote
0answers
27 views
A certain layer disappears at certain zoom levels in QGIS
I have added a layer that is loaded into QGIS via a CSV file. At the beginning everything seems to be correct and the layer is visible in every zoom level. The layer is added with the "Watch File&...
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0answers
80 views
Creating same size and quality MBTiles for all zoom levels with one image
I have downloaded a world map from QGIS in TIFF format. Also, I have world map sample in MBTiles format. I need world map 0-19 zoom levels. I have tried to convert tiff with 0-19 to MBTiles, but QGIS ...
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0answers
17 views
QGIS 3D symbols disappear in 3D Map View while tilting and zooming map canvas
In QGIS, I am creating a 3D Map view of point data (Phong spheres) in a mountainous area (2m DEM). It all worked fine with v3.10. After updating to v3.20 the spheres start gradually disappearing upon ...
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0answers
19 views
ArcMap freezes when drawing layout at smaller scale (with ArcGIS online imagery)
In layout view, when I change to a smaller scale (i.e., from 1"=80' to 1"=60'), the imagery basemap from ArcGIS online draws (seems to be complete) but no other layers draw. ArcMap, at that ...
1
vote
1answer
682 views
Is there a way to "zoom in" on a mapped polygon (SpatialPolygonsDataFrame) in R (ggplot) without it disappearing?
I am trying to plot some home ranges, and I'd like to "zoom" to a smaller area. I can plot the range polygon without issue, but the problem occurs when I try to look closer at a specific ...
2
votes
2answers
53 views
QGIS zoom to predefined scale with mouse wheel
Do you know if it is possible to set QGIS to zoom to the predefined scales (in project options) when using the mouse wheel ?
3
votes
2answers
133 views
How to change default shown layer of QGIS project in standalone Python app?
I'm developping a Python standalone app that needs a dynamic map (with the zoom and pan tools).
I chose to use PyQGIS that allows me to work with QGIS projects. I managed to create a class that takes ...
10
votes
2answers
805 views
Tying visibility of features to zoom level by attribute in QGIS
I know how to make the visibility of an entire layer conditional on the zoom level.
Is there a way to do the same thing for specific features? I have a road data set, where each feature has a class ...
2
votes
1answer
22 views
Viewing LiDAR datasets at lower zoom levels in ArcGIS Pro
Is there a way to display LiDAR datasets at lower zoom levels in ArcGIS Pro?
Currently, I can only see the point cloud at a zoom of around 1:800.
What I would like: view the point cloud/LiDAR dataset ...
3
votes
0answers
128 views
GeoServer wind speed with WMS
I have a GeoTIFF layer with spatial resolution of 3 km with two bands with wind speed components (u,v). I want to display these datasets with RasterAsPointCollection plugin with arrows size and ...
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0answers
27 views
Large point data,not visible/queryable on zoom in
Using ArcMap. I have around 15 million points layer that I can only see them when I click on 'Zoom to layer'.
When I zoom in the points disappear, I cannot even get info of these (existing) points ...
1
vote
2answers
85 views
OpenLayers: How to shift zoom level content for ol/sourceXYZ about one zoom level
The Swisstopo WMTS service assigns specific raster map content to specific zoom levels:
....
16: 1:25'000 Raster map
15: 1:50'000 Raster map
14: 1:100'000 Raster map
....
Here is a code example.
...
2
votes
0answers
156 views
Layer disappears when zooming out past certain point in ArcGIS Online
I have shared several layers from ArcGIS Pro to ArcGIS Online, and one of the layers disappears when I zoom out past a certain point in the map (1:320,000). All of the layers work as they should in ...
1
vote
1answer
225 views
OpenLayers zoom on a collection of points
I'm new to OpenLayers, but I have a working map with 5 points based on GPS coords working. however, it's not zooming to the extents of the points. Wondering what I've done wrong (could very well be ...
3
votes
1answer
68 views
Defining zoom on tileset extents using CesiumJS
I work on windows 10 with Cesium 1.72.
NodeJS and Cesium work well.
I succeed in adding a tileset format3D tiles (Meshs + associated texture).
However, I would like to define a zoom on my tileset ...
1
vote
0answers
44 views
Zoomscale method in QGIS C++ API
I am working on a custom QGIS application using QGIS C++ APIs.
I am able to render .mbtiles file of world blue marble as a raster file on Qgsmapcanvas. but when I call zoomscale API on canvas with ...
1
vote
1answer
117 views
Clipping/ Zooming in on shapefile using R
I'm working on a shapefile of all the villages of Portugal from this link.
I've uploaded it to R:
#read in shapefile of portugal
portugal = readOGR(dsn = "./communities", layer = "...
0
votes
1answer
839 views
Mapbox GL JS - Is there a way to specify a different zoom level for mobile devices?
With Mapbox GL JS, is there a way to specify a different zoom level for mobile devices? I found two examples, both from the older mapbox.js (links below), but I can't seem to translate them to GL JS ...
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0answers
34 views
Go to XY Coordinate is 1:40000
I am trying to use the "Go to XY Coordinate: tool. It used to zoom directly to the coordinates and now it is zooming to 1:38000. I am not sure why it has changed.
Any ideas on how to fix it?
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0answers
55 views
Operations Dashboard Category Selector Zoom 'settings'
Is there code that sets Category Selector Zoom scales?
I have my dashboard map's default scale set to just outside the boundary area of interest - in my case a large long N/S city.
Within our city we ...
0
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0answers
75 views
How to zoom out in Openlayer in the particular extent?
I am creating the interaction for zoom in and zoom out using OpenLayers. I am able to achieve zoom in but I am not able to figure out how can I create zoom out to some extent. Here is my code for zoom ...
2
votes
1answer
42 views
Zoom in for selected lands in OpenLayers
I am trying to make a selection from a search result. I managed to make the selection on the map using the code below.
Now my problem is that when I select one or more buildings with the same style, ...
0
votes
0answers
26 views
Print layout of multiple maps revert to one identical map after save as image/zoom
I have a map with 8 graduated classes. I have created a print layout with 8 separate maps - one for each of the classes. I used "lock layers" to ensure that each separate map displays just ...
1
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0answers
34 views
MapBox Studio: Styling Water in template dataset
I am using MapBox Studio with their own template dataset called Outdoors.
I discovered that categories of waterways can be addressed by classes such as river, stream, stream_intermittent etc. This ...
2
votes
2answers
91 views
Making tiny objects visible for their location when zooming out
I'm adding small features to QGIS that I need to be in a precise location (trail signs) like so:
1:500
However, when I zoom out, they become invisible:
1:10000
If I switch the sizing to millimetres (...
1
vote
0answers
28 views
Disappearing polygons when zooming in Feature Cache extent
I'm currently using ArcMap (v 10.6.1.) and an enterprise geodatabase (v 10.6.0) on SQL Server 2017.
I encountered a problem, when I build Feature Cache on full map extent and zoom in to my polygon ...
2
votes
2answers
71 views
Navigator thumbnail panel in QGIS
Using QGIS, is there a way to add a navigation panel that shows a tiny coarse-resolution (zoomed out) version of the map, to illustrate which part of the continent that the main view-window is zoomed ...
5
votes
2answers
423 views
How to disable map navigation in the ArcGIS Server JavaScript API v4.x
In the older version 3.x of the ArcGIS Server JavaScript API, it was possible to disable map navigation using disableMapNavigation() as explained in Disabling map in ArcGIS API for Javascript
What is ...
4
votes
1answer
116 views
Prevent marker from moving in QGIS when zooming
I was wondering how I can prevent the movement of my markers when zooming out in QGIS.
I have this sample image of Auckland on a larger scale where everything seems to be ok:
Then I zoom out a little ...
0
votes
0answers
38 views
Zoom into country polygon with Leaflet with mouse click [duplicate]
I have a GeoJSON file and I'm trying to create a click event to zoom into the specific country. I would also like to zoom out. So far the click events is not working, what am I doing wrong?
// ...
2
votes
1answer
118 views
Zooming to selected features from multiple layers using QGIS
Is it possible to zoom to features selected from multiple layers in QGIS?
0
votes
1answer
90 views
Updating map after zoom change
I'm building a map that uses a conditional statement to determine what data to load based on the zoom level. However, the conditional statement is only fired when the map first loads, as opposed to ...
1
vote
1answer
142 views
Cannot set zoom past 23 in Leaflet
How can I set the zoom to 23 or more? When I try to set the zoom higher the map image disappears. I am able to zoom in past 23 once the map is activated in a browser, but I can't set the zoom past 23 ...
0
votes
0answers
84 views
Disable zoom when reached max or min zoom level
Is it possible to set the map to a min/maxZoom level so that it's not possible to zoom further and the current map-view doesn't change?
1
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0answers
80 views
Vertically fit an Open Layers map in a div
I've created an Open Layers map similar to this example I've mocked up:
https://codesandbox.io/s/seamlessly-repeating-vectorlayer-forked-igqti?file=/main.js
[EDIT: The above link now shows a commented ...
0
votes
0answers
576 views
Display Features based on Zoom Level using OpenLayers
I want to display roads(linestring) on the map using OpenLayers.currently, I manage to assign styling based on road type but when I run the server I can see all the data displayed. I want to change ...
0
votes
2answers
51 views
QGIS doesn't load Mapview after zooming
I have a large QGIS projekt with about 50 layer, several of which are QuickMapService Base maps or other WMS-Layers. I work with this project for over a year now and had no problems.
I run QGIS on a ...
0
votes
0answers
56 views
Getting QGIS "zoom to layer" to work with PostGIS data in multiple projections
So I have a .qgs file that contains multiple postgis layers, some in EPSG 4326 and some in EPSG 26910, with the .qgs file in 4326. When I use the "zoom to layer" functionality on the layer ...
0
votes
1answer
469 views
Min and max zoom levels/scales for a QGIS project
We've built a qgis project for use in education and we want to set up a min. and max. zoom level (or scale) for the whole project.
In the project properties, we can specify some "project predefined ...
1
vote
0answers
597 views
Leaflet zoom out does not respect zoomDelta all the time
I have a leaflet map (version 1.6.0) with zoom control. It works correctly most of the time, but what I noticed is that on zoom out the zoom delta is NOT always consistent. To clarify, this happens ...
0
votes
0answers
46 views
Geoserver output is too small also in WMS
I encountered a problem in geoserver. My shapefile output is very small even when I output in my WMS using GeoExt tree-legend.
Here is my Layer Preview in Geoserver:
This is my code in GeoExt tree-...
1
vote
1answer
778 views
How to calculate scale from zoom level in Google Earth Engine?
I found the following formula on the interwebs, including on some google group from someone claiming to work at Google:
var scale = 156543.03392 * Math.cos(mapCenter.lat * Math.PI / 180) / Math.pow(2,...
3
votes
3answers
119 views
How to make the display of a satellite image the same across users?
I have a group of users counting objects in a satellite image. To keep viewing conditions the same I wish each user to have the same display (e.g., the same scale).
To do this, I have asked users to ...
1
vote
1answer
124 views
Show popup only with a specific zoom level
On my map I've a point vector that is showed as heatmap down to one a specific zoom level, after this I show the points normally.
var geoBlogHeatmap = new ol.layer.Heatmap({
title: 'Heatmap',
...
