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Questions tagged [zoom]

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

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0answers
9 views

Leaflet - Hide marker before zoom shows marker?

I have a few thousand markers which are grouped in feature groups which i show depending on the zoom level. At the moment i run the the show/hide function for each feature group after the event zoom ...
-1
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0answers
30 views

Multiples maps in MapInfo Pro 15

Does anyone using MapInfo Pro 15 knows how to create a layout map with a locator map in the corner of the page?
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1answer
18 views

Leaflet on mouse wheel event change zoom by delta

I am trying to find a way to change zoom by delta when using mouse wheel event (scroll) in Leaflet. E.g. current map zoom is on 0 and if "scrolled" into map, zoom should be 5. Also, zoom change ...
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0answers
4 views

“Found Partial Label” error recurs when zooming/panning

In a custom application using dotSpatial, I have a problem that occurs occasionally that I can't figure out how to debug. When panning or zooming, I'll get the following error: DotSpatial.Topology....
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1answer
25 views

QGIS Expand layer rather than zoom when reaching max zoom extent

When I zoom in to a layer in QGIS (specficially http://server.arcgisonline.com/arcgis/rest/services/World_Imagery/MapServer ) I reach a point where going further beyond I get tiles that say "Map data ...
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1answer
25 views

“Zoom to search result” function in qgis2web?

I'm a beginner in GIS and have almost no experience in coding but I'm slowly working my way through everything. Right now I'm trying to make an exported qgis2web map a bit more interesting by setting ...
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1answer
22 views

OpenLayers 3, PostgreSQL, WFS: Extent jumps back to initial extent if zoom out too far

I'm working on an app using OpenLayers 3 with PostgreSQL/PostGIS tables and views, and an Esri basemap. The web app loads a set of features using an array of attributes from PostGres table (a view) ...
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2answers
36 views

How to maintain current zoom level when panning to a new feature? [duplicate]

I want to speed up my work. How could I get ArcMap to stay at my current zoom level when panning to a new feature? What I am currently doing is using Ctrl+Enter to move through my attribute table and ...
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1answer
40 views

Are there high resolution images available for download on earthexplorer?

The problem with earth explorer GeoTiff files is, if you zoom in enough, the resolution is very fuzzy. If you want to look at your backyard, for example, that is impossible. If you use the earth ...
1
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1answer
48 views

Displaying labels from a lower zoom level?

In QGIS, is there a way to "pin" labels and features from a lower zoom level so that they appear higher up? For instance, considering a map of the US, it would be impossibly cluttered to show every ...
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0answers
37 views

Openlayers v5.1.3. zoom extent [duplicate]

I have searched the forum looking for a recent example where I can zoom to the feature extent of a Geojson layer using OpenLayers v5.1.3. I have already created an example below of a Geojson layer, ...
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0answers
56 views

Leaflet zoom level accuracy

I'm analysing XY data derived from a 'clickable' online map used by the public to register sightings of a type of shark. Unfortunately users were able to log locations regardless of zoom level which ...
1
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1answer
66 views

Set zoom level to display full extent of specific layer when starting a project in QGIS

I have project in QGIS 3.2 with different shapefiles and WMS layer. When I start the projectfile (.qgs) I want the extent of the map to be the same as one specific WMS layer (same as the option "zoom ...
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0answers
20 views

OpenLayers 2: zoomToExtent with scale

I need to zoom map to show some selected features from layer. So I am creating a temporary layer with features and zoom to this temporary layer. The problem - usually the scale is too small, so I ...
0
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1answer
65 views

Higher than maxNativeZoom requests tiles

Leafet is requesting tiles while at a higher zoom level than maxNativeZoom from defined mapserver instead of just stretching the maxzoom sized tiles. It is creating a lot of 404s since my maxzoom is ...
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0answers
48 views

QGIS - changing WMS / ArcGISMapServer Zoom level

I've looked around for an answer to this but nothing seems to work. Basically, I'm printing maps with a WMS or ArcGISMapServer background (like World Topo). In print composer I can change the dpi of ...
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0answers
23 views

ol3 zoom with defined scale

I am trying to show map based on the gridset defined in geoserver, in such a manner that map zooms to that Scale only. Scale is as follow : 1:1000, 1:500, 1:400, 1:300 view = new ol.View({ ...
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1answer
308 views

How to Zoom Google Maps Javascript API to level 25

Cannot Zoom Google Maps Javascript API after 1:564 (zoomlevel: 20) in Mapstore. Can anyone help me to solve this cause my layer keeps on zooming but the map is stuck at zoom 20, I want to zoom it to ...
1
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1answer
86 views

Get extent on every zoom or pan of map

map.getView().calculateExtent(map.getSize()) I am able to get extent using the above but I want the extent on every zoom/pan of map.. do we have any functions that can do it? i looked at zoom ...
1
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0answers
39 views

Hidden layer with zoom level

I would like to display some layer according to max and min zoom levels. I tried with the method min / max zoom and resolution but without success. I specify that I use vector tiles. Here is my code:...
2
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2answers
99 views

Setting Min Zoom without base map using ArcGIS API for JavaScript?

How do I set min zoom for map without defining base map(User can't zoom out beyond that label)? Set min zoom with base map is working fine. For example: map = new Map("map", { ...
0
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1answer
105 views

Leaflet.TextPath: how to set zoom level from which text would be displayed

I am using the Leaflet.TextPath plugin for labeling polylines. It works fine into my Leaflet map, but I want to set the zoom level (scale-based visibility) from which labels would be displayed on the ...
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0answers
135 views

problem with zoom feature in QGIS 3.0

I am having a strange problem--currently using QGIS 3.03. I cannot zoom to any of my point layers (can't use zoom to selected, zoom to layer, etc.) But I CAN zoom to my polygon layers. Both are ...
0
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1answer
30 views

Geoserver WMS limiting map visibility by scale

In ArcGIS I can manually limit visibility of a map layer by specifying a min and max scale (see below). Is it possible to instead set this server-side on Geoserver? I've seen something similar in ...
1
vote
1answer
35 views

Editing OpenLayers viewer in GeoServer?

I would like to custumize the openlayer3 viewer integrated in the Geoserver (2.13) to have more zoom levels (by default there are 28 zoom levels with a zoom factor of 2). In other words, I would like ...
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0answers
80 views

Filtering field based on previous selection in ModelBuilder?

I would like some help regarding ModelBuilder (ArcGIS). I don't have much experience with Python so ModelBuilder is my only choice. I have a model in which i incorporated a tool that i found in ESRI'...
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0answers
23 views

Google Map cannot zoom less than 3 with custom tiles created with gdal

I have tiled a 2880 x 2880 image with gdal2tiles like this gdal2tiles.py -p raster -z 0-6 MyMap.png result It correctly create 6 folder with the tiles in them. My issue that I'm now trying to load ...
0
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1answer
321 views

Mapbox GL JS set Max Zoom level not working?

I cant seem to get my map to set a max zoom level. Here is a snippit of my code - var map = new mapboxgl.Map({ container: 'map', style: 'mapbox://styles/cdickinson11/cjg49l1f305ou2rls3hd65a6s', ...
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0answers
30 views

reprojected shapefile cannot be displayed in target CRS

I have digitized two polygons in WGS84 from an orthophoto image using QGIS. I reprojected the layer which contains these polygons to EPSG: 2100 (GGRS87 / Greek Grid) either using processing toolbox or ...
3
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0answers
85 views

Zoom in, zoom out, and pan tools cannot be toggled off in QGIS?

When I select the Pan Map, zoom in, and zoom out tools in the QGIS toolbar (version 2.18.16), I cannot toggle it off after using it. In efforts to toggle a tool from the toolbar off after using it, I ...
3
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2answers
74 views

Making raster dots appear bigger when zoomed out on the map, QGIS

I would like to create a visualisation in QGIS that lights up raster points in a different colour. I have the rather points lit up but when I zoom out on the map, they look very small (they are 1km^2 ...
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2answers
484 views

Disable pan and zoom in OpenLayers

I'm using the latest version of OpenLayers in my map application, and I need disable all zoom functions and panning for users. Zoom, mouse zoom, double click zoom, and control buttons zoom need to be ...
5
votes
1answer
441 views

How to make OpenLayers 3 behave like Google Maps when using mouse scroll

Google Maps API shows a message over the map when a user scrolls with mouse over the map. The message advises the user to press the Control key while scrolling with the mouse over map. This is a very ...
0
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2answers
126 views

Completely removing no data values from raster using ArcPy?

I have a layer called addLayer0 which is largely filled with nodata values. for l in list_dfs: l.panToExtent(addLayer0.getExtent()) where list_dfs is a list of all dataframes in the ...
1
vote
1answer
199 views

Zooming In and Out using ArcPy with ArcGIS Pro?

I have code that zooms a layout to a bookmark and then exports that layout to PDF. This step helps me produce maps on a large scale because I have about 40 bookmarks. However, if someone asks me to ...
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0answers
1k views

Dynamic leaflet scale / zoom / bounds in R Shiny Applications

I've dug into a few older stack exchanges on this topic, but am at a standstill. I am attempting to let leaflet dynamically resize in a large shiny app when the application is resized. I'm doing that ...
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0answers
86 views

Zooming to particular feature among selected features by feature id in PyQGIS?

Using QGIS 2.6 and PyQGIS, I want to zoom to features one by one on click among selected features list and change the colour on zoom without unselecting the other features. canvas=iface.mapCanvas() ...
2
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1answer
735 views

How to decide geohash length based on zoom level?

I want to decide geohash length based on zoom level, how can I do that because so far I am unable to find any standard way to do so? For example, current zoom level is 10 and geohash is "...
2
votes
1answer
299 views

Leaflet Basemap zoom to maximum

When I zoom to maximum; more than 18 the basemap is gone. How can we keep the basemap even when we zoom to maximum? This is my plunker example
0
votes
1answer
108 views

Adjusting Polygon Visibility with CartoCSS

I am attempting to adjust the visibility of a polygon layer in Carto by zoom level. To keep it simple for now I am looking to have the opacity of 1 from zoom 0-7 and opacity 0 from zoom 8+. I am ...
4
votes
2answers
552 views

Hide old tiles while loading new ones when zooming in Openlayers

Standard behavior, while zooming in and out in Openlayers, is that the current tile gets resampled and displayed stretched or compressed until the new tile is available. That's how it looks like while ...
1
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0answers
66 views

Is there any labeling (by scale) rule of thumb in Cartography?

I did some research about Map labeling and most of them are about font, spacing, etc. I am just wondering is there any rule of thumb of labeling in terms of map scale. For instance, in Google Maps ...
1
vote
1answer
152 views

Add points on zoom and remove points when zooming out

Problem I would like to add points/shelterIcons when zooming to level 12 or more and remove them again when zooming out. If all the points were defined as a layer I could add/remove them with the ...
1
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0answers
131 views

How to export zoomable PDF from ArcGIS?

I have a basemap layer of a country and I want to create a PDF where I can zoom in and see the basemap in more detail. The same way as when I zoom in ArcGIS. Is it possible to export such PDF from ...
0
votes
1answer
64 views

Scaling map for certain layers using CARTO?

I would like layer setup in CARTO - scaling map for certain layers. How do I change the zoom, for example, on map markers, so that they are not displayed at all scales?
2
votes
1answer
4k views

Show/hide markers depending on zoom-level

I would like to show icons if the user zooms to level 7 or more and hide the markers when zoom level is 6 or lower. I've tried using the 'zoomend' property in my function like so: var shelter1 = L....
1
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0answers
54 views

Zooming in using QGIS? [closed]

I have a problem with a shapefile that until this morning was working perfectly fine. When I zoom to layer, the shapefile is whole, everything normal. After 1 mouse scroll, the shapefile dissapears, ...
2
votes
1answer
446 views

Leflet js style geojson layer according to zoom level

Leaflet js beginner following/adapting the choropleth example. I need to get something like this mapbox map where the feature styles change according to zoom level. I am loading a line geojson that ...
2
votes
2answers
92 views

Search and zoom to street stretch: By NAME, FROM, TO

I have a streets feature class that has name, from, and to fields. Using this feature class, I want to zoom to locations such as these: Main St, from 1st Ave to 2nd Ave (single feature) Main St, from ...
1
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0answers
127 views

WFS layers disappear when zooming out, does not appear back when zooming in

I work with a wfs layer. Because they are lots of features in this layer and wfs visualization can not handle them all, I unchecked the "cache" box. It works all fine except that some entities ...