Questions tagged [draw-interaction]
The draw-interaction tag has no usage guidance.
20
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How to remove interaction from a map
as shown in the below posted code, when digitize() is called, the mouse cursor figure changes inidicating the i can start drawing a polyogn or a geometry on the map.
what i want to do, is when ...
- 1
1
vote
1
answer
207
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Setting map view extent dynamically in OpenLayers?
Referring to the examples posted here https://openlayers.org/en/latest/examples/draw-and-modify-features.html and https://openlayers.org/en/latest/examples/extent-interaction.html
in the former ...
- 305
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75
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Disable freehand drawing in draw interaction in OpenLayers?
I have this:
draw = new ol.interaction.Draw({
source: drawVector.getSource(),
type: "LineString",
freehand: false,
finishCondition: function(event) {
...
- 21
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1
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179
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Delete feature draw selected does not update map
I have code to draw lines, polygons, point and circle in Openlayers. I can select a design and delete it. When I run this code to delete, it deletes the drawing from the map, unless the drawing was ...
- 119
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2k
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OpenLayers: draw a shape (square or circle) where the user clicks on map [closed]
In OpenLayers 6, using OSM, I'm trying to draw either a square or a circle where the user clicks on a map. The shape should be (around) 5km of side or radius.
So far I've produced the following to ...
- 111
1
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150
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Concatenating coordinates inside geometryFunction
While looking at this example, I came upon the following code (taken verbatim by using 'view page source'):
interaction: new ol.interaction.Draw({
type: 'Polygon',
source: vector.getSource(...
2
votes
0
answers
255
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2D canvas library for OpenLayers. Drawing custom interactive objects
I am looking for the 2D canvas library like Konva.js that I can use above OpenLayers 5.x.
I need to draw shapes with font inside that are interactive - can be dragged over the map to the appropriate ...
- 121
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475
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Converting feature from draw interaction to WKT string
I've problems with converting the feature which I'm getting in draw interaction into the WKT string. I saw multiple examples which looks like it should be simple but I'm always getting the following ...
- 251
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261
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Drawing an Ellipse in Openlayers 4 with interaction
In OpenLayers 2, I could easily create a Control to draw an ellipse like this:
new OpenLayers.Control.DrawFeature(layer, OpenLayers.Handler.RegularPolygon, {
handlerOptions:...
- 1,181
2
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1
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In OpenLayers how can I enable users to cancel the completion of a polygon, and carry on drawing it?
I am using the OpenLayers v4.6.5 Draw interaction.
drawInteraction = new ol.interaction.Draw({...});
map.addInteraction(drawInteraction);
I want users to be able to add properties to the features ...
- 331
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3
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3k
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openlayers interaction only on left mouse
Using openlayers (latest - 4), I have a drawing interaction that draws a circle -
let drawCircle = new ol.interaction.Draw({source: source, type: "Circle"});
map.addInteraction(drawCircle);
Both ...
- 241
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1
answer
1k
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finishCondition based on feature being drawn
I have a draw interaction in Openlayers 4.
I'm using it to draw polygons. I would like to continue drawing the polygon if its area is less than a default value.
I tried using the property ...
- 1,120
8
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1
answer
10k
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Get feature from ol.interaction.Draw on drawend
My problem seems simple but I cannot find any questions that successfully solve it. I want to draw a circle using ol.interaction.Draw, and access the feature that is created immediately.
My code as ...
- 315
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1
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2k
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Openlayers VectorTiles Draw Interaction
I am trying to add a the draw interaction to my openlayers 4.1.0 VectorTile layer. I have been able to add the draw interaction to a Vector layer, but not a VectorTile layer. Below is my js code:
...
- 195
2
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1
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2k
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Creating points projected on line using QGIS?
How can we create points perpendicularly on a line with QGis ?
Otherwise, how can we draw a line between one point and a line ?
Here is a picture to show what we want :
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2
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6k
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How to remove points on the Openlayers map?
I am experimenting with openlayers. I am adding points to the map using this example. However, I also want to delete unwanted points from the map. For example, I clicked 6 points on the map and I want ...
- 327
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1
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1k
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Openlayers 3 - Line with two points
I'm trying to create a tool which enables the user to draw a linestring with only 2 points. It's surprising how long I've searched and can't find an example or someone asking the question.
I know ...
- 1,045
1
vote
1
answer
581
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Selection with circle using JSTS
Anybody know if there is a possibility of using JSTS library with OL3, to create a circle for selecting marker in a map.
Actually i succeed creating a polygon which can select markers and return the ...
- 45
3
votes
1
answer
8k
views
Openlayers drawing interaction geometryFunction
Can anyone help me to convert this function so that it is not dependant on the ol3-debug file as I don't know quite what is replaced upon build. The function works but only in debug mode.
It is in ...
- 1,045
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4
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15k
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Problem in remove interaction after draw end in openlayers-3
I'm using OpenLayers-3.8.2. I have a draw Ineraction as follow:
function drawEnd(){
map.removeInteraction(drawIneraction).
}
var drawInteraction = new ol.interaction.Draw({
source: mysource,
...
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