Questions tagged [zoom]

Use this for questions about changing the zoom when display a map

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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 ...
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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
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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 ...
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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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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....
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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 ...
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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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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 ...
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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 ...
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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 ?
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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 ...
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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
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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 ...
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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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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 ...
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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. ...
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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 ...
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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
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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 ...
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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 ...
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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 = "...
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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 ...
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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
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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, ...
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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 ...
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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 ...
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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 (...
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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
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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
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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
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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 ...
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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
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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
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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
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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 ...
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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?
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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 ...
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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 ...
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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 ...
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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 ...
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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 ...
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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 ...
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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-...
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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
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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
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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', ...

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