Questions tagged [fill]

Fill is one aspect of polygon symbology and consists of fill-style, fill-color, fill-pattern (if applicable).

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Filling shape with labels or attributes in QGIS?

In QGIS, I would like to set the fill of a shape to be a pattern repetition of label values (i.e. an attribute of the item). Is this possible, looking a little like the sketch below (for shapes with ...
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13 votes
4 answers
3k views

Creating random point polygon fill symbology in QGIS

Using QGIS 2.18.3, I would like to apply a random point pattern to my polygon symbology. The default Style Manager has a regularly-spaced point pattern, called Cemetery-25-50k (please see image below)....
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  • 7,068
10 votes
3 answers
2k views

Filling polygon with graphic file in QGIS

What I want to do is to fill a polygon (country) with a graphic file in any format (*.jpg, .bmp, .png). It should look like this: I'm aware that GIS soft is not proper for such an operation but maybe ...
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7 votes
2 answers
3k views

Change symbols outline color without losing fill pattern

I have defined a layer symbology like shown in the screenshot below (categories are applicable laws however). The layer symbology is defined like this i.e. (no pattern fill): For these three ...
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7 votes
2 answers
4k views

Interpolate smoothly nodata values in QGIS

I have a DEM raster where all the buildings have been extruded and now contain "nodata" values. I'd like fill the holes and get a nice and continuous surface (which would approximately correspond to ...
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  • 1,072
7 votes
1 answer
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Point pattern fill with randomly roatetd symbol in QGIS

I'm looking for a way to fill polygon(s) in QGIS with randomly rotated symbols, to reproduce this effect: This was generated with Illustrator, and as such it is actually a periodic pattern, ...
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  • 384
7 votes
1 answer
271 views

Point pattern gradient fill

I'm trying to create a point pattern gradient fill for some polygons, because I don't want harsh boundaries. The boundaries should blend in with the background. Since I use open streetmap as ...
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  • 71
6 votes
2 answers
271 views

Filling gaps within a multipolygon using Python

I would like to know how can I fill the gaps within a multipolygon. The convex hull isn't the proper solution, since they change the geometry completely. I have attached a sample figure of such a ...
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  • 347
6 votes
1 answer
932 views

Layer styling: custom text as a polygon fill in QGIS

How would one fill a polygon with a custom text? I know you can use this approach to create a label-wise polygon filling (= labeling polygon with their attribute's values), but is there an option to ...
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5 votes
3 answers
4k views

Inverted filling of polygon in QGIS

Is there a way to color on the outside of polygons like this? I have tried to use the inverted polygon style in QGIS but it didn't work.
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  • 8,134
5 votes
3 answers
216 views

Creating ellipse marker with line pattern fill in QGIS

How can I create an ellipse marker with line pattern fill in QGIS? Like this: I have already made simpler symbols, but there is no solution with the ellipse
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  • 269
5 votes
2 answers
142 views

Getting the same fill patterns on different layers to match (set common base point) in QGIS

I got a similar problem as described here: Using multiple line fill patterns with common base point in QGIS I want two layers with the same symbology to overlap seamlessly. However, it looks like this:...
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  • 183
5 votes
1 answer
129 views

Adding space between repeated symbol for SVG fill in QGIS

I recently learned how to perform an SVG fill for polygons. The result fills like a brick fill without spaces: Is there a way to define a space between the repeated image from within QGIS (as opposed ...
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4 votes
3 answers
173 views

Is it possible to do an "inverse/symmetrical difference fill" for polygons in QGIS, i.e. fill everything BUT the polygons?

I often deal with polygons that delineate an area of interest. When visualizing them, I have the problem that: using a fill "masks" the content of the area of interest, e.g. a background ...
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  • 1,241
4 votes
3 answers
5k views

Filling gaps between polygons using QGIS

Here are my polygons of town blocks. The colored towns are considered as areas where they have the same post code. What I eventually want is to make seamless polygons where there are no gaps between ...
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  • 942
4 votes
2 answers
436 views

Using multiple line fill patterns with common base point in QGIS

I have a polygon layer that I want to show with different symbologies. When I select a line pattern fill without a stroke line, I want the patterns of adjacent polygons to to blend seemlessly into ...
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4 votes
1 answer
2k views

Modifying the texture/fill of a vector layer in PyQGIS

Currently I am writing a standalone Python script to modify a few vector layers to have a wine fill pattern inside. The geometry I am working with is a polygon. I am aware of how to change outline ...
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4 votes
1 answer
101 views

Using polygon fill effect to desaturate underlying base-map imagery in QGIS

In QGIS 3.12 I'm tying to use a draw effect with a polygon layer (that has an inverse fill) that will desaturate imagery underneath it, while keeping it's brightness the same. The objective is to have ...
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4 votes
0 answers
230 views

Fill not filling all sinks using ArcGIS Spatial Analyst and ModelBuilder? [duplicate]

I am trying to make a model where I get a shapefile of conical hills in ArcMap 10.5.1. First I invert the DEM to get depressions. Then I used the fill tool and I set z-limits for each meter from 10 to ...
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3 votes
1 answer
137 views

Autofilling polygon with semi-regular spaced points

I'm looking to fill a polygon with points with a regular spacing, but the points don't need to be in line vertically. In the image below, the points are all spaced out evenly on an x/y spacing, but ...
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3 votes
2 answers
2k views

Creating polygon fill as seen in QGIS?

The polygon fill for 'Urban parcels' in the following .gif animation looks really cool. http://changelog.qgis.org/media/images/entries/5817785cf3d18db78669c2eb2c2be0cf606c3783.gif (See also: http://...
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3 votes
1 answer
1k views

How to 'fill' a region in a raster layer specified by a shape with a value

I have a shapefile for a country, made up of a shape per province. I want to create a raster layer in the shape of the country and for each pixel in the area covered by province 1 set the value to ...
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3 votes
2 answers
553 views

How to preserve the color of a line pattern fill color in categorized vector layer?

I am applying different colors to a vector layer. Now I wanted to improve it, and get some items also with a crossed pattern. I want to have the hatching black, and the colors remaining. All I can get,...
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3 votes
2 answers
80 views

Applying a Single Gradient Fill Color to a multipart feature

So I have an indicatrix covering a world map for the purpose of illustrating distortions for different projections. I want the circles of the indicatrix to share the same gradient fill color, as ...
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3 votes
1 answer
388 views

Function or method in GEE that allows to fill sinks in Digital Elevation Models (DEM)

I would like to know if there is any function or method in Google Earth Engine (GEE) that allows to fill sinks in Digital Elevation Models (DEM) like the algorithms available in traditional GIS ...
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3 votes
2 answers
239 views

How to label points with gradient-colored data-defined rectangles in QGIS 3.18?

I am trying to symbolize a point layer with rectangles shaped and colored by gradient according to attribute values. I am trying to do this via label backgrounds rendered as "Geometry generator&...
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2 votes
2 answers
476 views

Apply Line Pattern Fill to LineStrings?

I am trying to print out a network map using black/white hatching patterns, similar to Black/white hatching pattern fills in QGis but for Lines. Is there some trick I can use?
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  • 451
2 votes
3 answers
2k views

Removing black pixels of georeferenced image without affecting interior pixels using GDAL?

I am looking for an algorithm or function in GDAL that can remove black pixels out of image boundaries. Note that I've tried gdal_fillnodata (gdal.FillNoData) and the result was good in most cases; ...
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  • 31
2 votes
1 answer
150 views

Remove edge styles on polygons

I have multiple polygons aligned next to each other. They are colorfilled with "Graduated" style. I have changed "Stroke style" to "No Pen". How can I get the hairline between the polygons to ...
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  • 123
2 votes
2 answers
588 views

Fill sinks until a known value

I have a DEM and I want to fill every sink with a Value of 2 meter. If a sink is less than 2 meter, it is filled full and if it is bigger, it is filled until it reach 2 meter. The problem is that ...
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  • 301
2 votes
1 answer
2k views

Why won't ggplot fill heat map using geom_tile in R?

I am trying to emulate some geom_tile plots I saw in a research paper. The plots were created with simulated data. Below I created a dataframe of "dummy data" using a subset of the actual ...
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2 votes
1 answer
48 views

Striped pattern for overlapping features in QGIS

I am trying to generate language maps for regions with multilinguality. Often, such maps use different colors for different language polygons, and a striped pattern for the overlap area, like here (...
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  • 182
2 votes
1 answer
829 views

GeoPandas fill polygon gap according to gap area

I have several polygons with holes and I would like to fill the gaps with sizes smaller than a certain area import geopandas as gpd from shapely.geometry import Polygon # Initializing a polygon with ...
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  • 191
2 votes
1 answer
166 views

Fill in gaps between rooms in floor plan using ArcGIS Desktop?

I am currently compiling a GIS of floors of a building. However, the current shapefiles have gaps between the rooms (the thickness of the walls-- shown below). I want to do some analysis on these ...
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  • 111
2 votes
1 answer
743 views

QGIS Composer - Exported Map layer diagonal fill becomes solid (dense)

When I export my compiled map from QGIS to JPEG or PDF the fill pattern becomes solid rather than diagonal lines. I am exporting at 600dpi when to JPEG. But it is clear that the diagonal lines are ...
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2 votes
1 answer
4k views

Fill polygon with SVG image pattern

I want to fill my polygons in openlayers 3 to make them look like this: In QGIS I can provide a svg image to create this kind of pattern. How can this be achieved in openlayers 3? Background / ...
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  • 313
2 votes
0 answers
201 views

Assign different colours to intersection between two polygons and difference area

I am quite new to GIS using R. I have two sets of data, upon which I could create two polygons like this: What I want to do is colour the common area (inner 'circle') and the space between borders. ...
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2 votes
1 answer
692 views

Using raster image fill and simple fill together in QGIS symbol selector

In ArcMap I have USGS BMP files for geological lithology patterns to fill a polygon. When I choose Picture fill symbol and add one of this BMP files then as a second fill layer I choose simple fill ...
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2 votes
0 answers
47 views

Volume calculation using Mosaic & Cut Tools [closed]

I'm new to ArcGIS and I'm taking an introductory course for it. I have a problem trying to quantify the volume of a lake. The lake is enclosed by two dams which are to be extended from 1909 to 1932 m....
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  • 21
1 vote
3 answers
1k views

Doing watershed delineation properly using ArcGIS Desktop?

I am using ArcGIS Desktop 10.2. I have the contours and the stream in AutoCAD Civil, after converting to a shapefile, I exported them in GIS, after I created the TIN from the contours below: ...
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  • 25
1 vote
1 answer
51 views

Creating point fill that exceeds polygon boundary in QGIS

My question starts off here: Creating random point polygon fill symbology in QGIS? In addition to the random point pattern fill of a polygon, I want my points not to be clipped by the polygon boundary....
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  • 118
1 vote
1 answer
423 views

Raster data like heatmap from polygons w.r.t their own values

I have polygons as below, and each polygon is assigned to some value. What I'd like to do are ... Smoothen boundaries (Values should change more smoothly around boundaries) Fill N/A part properly ...
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  • 305
1 vote
1 answer
678 views

How to set polgon fill type to no color in Mapbox

I'm new to Mapbox and I am trying to remove any color in my polygon fill using the Mapbox API. Note: I don't want to set opacity/transparency. I simply want there to be no color. It keeps defaulting ...
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  • 1,699
1 vote
1 answer
447 views

Simple Fill and Line Pattern Fill in Categorized Symbols in the same layer

I have a unique layer with different polygon features. The symbology for each one is a simple fill with a random color, except if the name of the feature starts with "UR". In this case, the ...
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  • 107
1 vote
1 answer
953 views

Dashed line with different colour fill and stroke in QGIS

How can I create a dashed line with a different fill and stroke colour? I have a white dash line on my map "former range" which doesn't show up in the legend, which has a white background. I want to ...
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  • 75
1 vote
1 answer
52 views

Creating fill symbols in QGIS [duplicate]

Is there a way to create custom fills from a hi res raster format (e.g., png file)?
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  • 13
1 vote
1 answer
212 views

Filling null areas in raster to match extent of second raster using ArcGIS Pro

I have two global rasters and would like to expand one so that it matches the extent of the second by filling in NoData values with values taken from or averaged from nearby pixels. I have been using ...
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  • 35
1 vote
1 answer
253 views

How to get RGB fill color values from polygones?

I'm trying to get color values from layers inserted into canvas. I used this code but it seems that I'm doing something wrong: for layer in QgsMapLayerRegistry.instance().mapLayers().values(): ...
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  • 125
1 vote
0 answers
331 views

Problem using Fill sink tool (SAGA) in QGIS

I am trying to use the "fill sink" tool in QGIS, but it doesn´t work and I get the following log. What am I doing wrong? QGIS version: 3.20.1-Odense QGIS code revision: 1c3c5cd6 Qt version: ...
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  • 11
1 vote
1 answer
256 views

Fill in areas between lines with polygons?

I have to make a geographical map. I have to fill in the gaps between the lines with polygons. Is there a possibility to just trace those lines automatically? I have to do everything manually now, ...
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