The ratio between distances on a map and distances in the world
0
votes
0answers
12 views
Dynamically scaling PointSymbolizer with external svg without using scaledenominator filter in sld
In this example taken from Graphic Symbology - External Graphics,
<PointSymbolizer>
<Graphic>
<ExternalGraphic>
<OnlineResource xlink:type="simple" ...
1
vote
0answers
22 views
What are the standards to implement scale bar?
I am working on .osm data files, and now i want to implement scale bar for available data.
logically i have created the scale pixel is to geo location. I want to know whether there is any standard to ...
5
votes
1answer
57 views
Georeferencing a jpeg in QGIS but the scale is way off
I've gone through the really helpful walk-through(s) of how to georeference a jpeg in order to make it a layer, but after inputting the coordinates (either by typing in actual coordinates or clicking ...
0
votes
1answer
47 views
How do I essentially crop an ArcGISTileMapServiceLayer as an object while maintaining the integrity of the basemap
I am using the up-to-date flex api and esri api for flex. I know how to use flex to obtain a snapshot of a map, but ultimately what I want to do is retrieve a scaled up image of a part of the basemap. ...
7
votes
2answers
87 views
What does map scale refer to in map making / field survey metadata?
If I have, say, a printed map at the scale of 1:20000 and the legend says that it was mapped at a scale of 1:10000 does this simply mean, that the surveyors/cartographers made drafts & sketches or ...
0
votes
0answers
45 views
Can you insert a marker symbol at a specific scale?
I have a map that is consistently used at a 1:500 scale. I want to be able to add structures to the map to view and move them around to get the best fit. The end user is new to GIS and I am trying to ...
0
votes
0answers
32 views
What Crop tools are available in QGIS to alter a raster .SHP layer
I'm successful in getting heat maps which resolve around my data; however the area of the Heat map raster layer is perhaps 50-100 times the point set perimeter and the cell size is way too large for ...
3
votes
0answers
132 views
How to use Scale tool when Georeferencing Raster in ArcMap?
I'm georeferencing a bunch of maps in ArcMap 10.0. The Shift and Rotate commands are pretty easy to use, no problems there. But whenever I use the Scale command, the image completely changes ...
0
votes
0answers
33 views
How do I set the print scale for individual map pages in qgis?
I have a large map that has 118 grid squares and I've made each of these grid squares into a page for a map. When I generate an atlas using these pages, I need to be able to set the scale for some of ...
2
votes
0answers
40 views
Set a user scale to use QGIS for surfaces documentation
I would like to use QGIS for the documentation of mural paintings (so I don't need georeferecing) I would like to set my own scale from a raster file (measure a know distance and use it as reference). ...
2
votes
1answer
103 views
How to Determine to world map size in pixel given this data?
How to Determine the world map size in pixels given this data?
Map size of a particular area say, for example:
Makati city, Philippines with bounds:
Top-Right: 121.0281, 14.56497
Bottom-Left: ...
2
votes
1answer
113 views
Clarification of Map Scale
I need some clarification. I have a map the is set to the scale of 1:6000. In Settings>Project Properties, under the General tab I have the Layer Units set to feet. Therfore I assume that means the ...
3
votes
1answer
100 views
How to get correct scale values?
The scale of my map is wrong, no matter what coordinate system I use in my project. The map and all objects show the correct coordinates but the scale of the map shows nonsense and the measurement ...
1
vote
2answers
75 views
What is the default unit for QGIS scales and how do I set it to KM?
I want to render a specific layer only between 0-12km but have no idea how to set it in QGIS because the scales dimensions are high numbers.
My project and layers CRS is EPSG:2039
Thank you .
3
votes
1answer
112 views
How to use scale -rule based renderer in QGIS?
I wish to render a shapefile of builindings such that at scales below 1:5000, they have a border, and above 1:5000, they do not have a border.
For this, I went into layer properties, selected ...
