Tagged Questions

1
vote
1answer
49 views

How to symbolize more than one attribute simultaneously in QGIS?

Each symbol can show different properties such as temperature and pressure, etc. I want to change the symbol color according to one property and size with another one. How can I do it in QGIS? Thanks! ...
7
votes
1answer
139 views

What does this style of line on Topographic maps indicate

If I was reading the purpose of this stackexchange site right, I could also ask general map questions. Not necessarily regarding software. Anyways, I was wondering if someone could inform me what ...
8
votes
3answers
219 views

How to present three spatial variables in one map? [closed]

I want to assign 3 category of variables in a single map. In other words, I have to produce a cartographic visualization of the damage including a legend listing: damaged surface area in the ...
5
votes
2answers
182 views

Can you print cross-hatch area fills like they appear on screen?

I'm trying to use a cross-hatch symbol on polygons in QGIS. When displayed on screen, they look just fine - both in the map and in the composer. The problem is when they are rendered to an image ...
1
vote
1answer
255 views

Is there a simple way to create a new custom vector marker symbol for ArcMap?

I would like to create a set of custom marker symbols for environmental sampling locations. I need there to be "vector" marker symbols not picture symbols. I've tried picture marker symbols and there ...
2
votes
0answers
83 views

Is the ArcMap style database format available somewhere?

The *.style files are MS Access databases where each style type is a table. The table has one binary column where the actual style is written. Is this binary format available? I would like to import ...
2
votes
0answers
98 views

Symbol Level in ArcGIS 9: 'Broken' look of symbols, how to resolve

I am using symbol levels in ArcMap to style roads so that I have a banded feel. My problem is that at intersections and sharp turns, the cartography gives a broken effect in the road. How can this be ...
19
votes
2answers
649 views

Color polygons so each is distinct from its neighbors

I'm using ArcGIS 10, and I have a layers of 2010 Census blocks, block groups, and tracts. There are thousands of polygons in these layers. I want to color them so that each is distinct from its ...
2
votes
2answers
173 views

Is there any swamps/marshes symbol using Quantum GIS?

I am having hard time to find nature symbols for polygons. Any tips to find more symbol (any plugins?)
4
votes
2answers
296 views

Examples of Creative Cartography

I am looking for some examples of creative cartographic output. I am planning for something like a mixture of cartography, graphic design and spatial information. The output will be initially in ...
5
votes
1answer
518 views

Printable Esri symbol sets, a.k.a. style references

Does anyone know of good printable documents of the as-shipped Esri symbol sets, also called Style References? The new with Arcgis 10 ability to search symbol sets is a great boon, but one can still ...
2
votes
1answer
257 views

How can I apply symbology from two layers to one feature class with common features using ArcMap 10?

Say I have two layer files. Layer file 1 has symbology for feature types A, B & C. Layer file 2 has symbology for feature types B, C & D. In these two layer files, feature types B & C are ...
1
vote
0answers
97 views

Looking for symbology for NAICS codes

I am curious if anyone has come up or has a good graphic style they can share that is symbology for NAICS codes. I have a large dataset that I want to symbpolize based on the 2 digit NAICS industry ...
4
votes
3answers
452 views

How to place multiple symbols on one polygon centroid?

I am using QGIS for visualizing the health conditions of elderly living in an old age home, some of the elderly have multiple medical device with them and I want to show them on the map. Suppose I ...
5
votes
3answers
586 views

How to normalize choropleth maps of census information?

I'm trying to improve on the census-based maps on this site, which shows census values at 5 scales from Collection Districts through to State. Currently the maps show whole numbers (eg total ...
11
votes
1answer
359 views

Is there a “correct” way to order legend items (high-low or low-high)?

When you symbolise a layer in ArcMap, the symbols are ordered from low value to high value by default. Is that necessarily "correct"? I've never officially studied cartography - is there a convention ...
3
votes
1answer
303 views

Is there an international standard with GIS symbols for power distribution objects?

Like I said in title, Im wondering if there is a standard that points out symbols for power distribution objects, power plants etc... Thanks
10
votes
3answers
651 views

Crime mapping symbology

Are there any standard, publicly available symbol sets for crime mapping? What are their intended applications and their strengths and weaknesses?
5
votes
3answers
226 views

Is there a recomended method for symbolizing inland lakes, streams and rivers in a topographic map?

I produce a lot of maps with inland lakes, rivers and streams overlaid over a dem surface symbolized with a color graduation (green for lows and brown for higher elevations) I also use a ...
4
votes
2answers
537 views

Are there water/wastewater utility GIS symbols for electronic markers?

I hesitate to ask for standard symbols, but is there a de facto standard symbol(s)? Or a popular set of symbols to use for electronic markers? Our utility will soon start marking with electronic ...