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SOLUTION! I got the user to use firebug and the net tab revealed that the service was giving a 404 error because the image width was out of range. Turns out this particular user had a 27in monitoring set at 2560 x 1440. For some reason when he was running OSX, launching the map at full screen gave this error. I'm not sure why it didn't do so when he was running windows. We increased the sizing in the service settings and it worked fine.
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10-22-2012
08:45 AM
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I'm encountering an interesting problem that appears to be limited to MAC users running OSX. We have a wilderness map, built using the JavaScript api, that overlays an ArcGIS map service of wilderness boundaries that we run on top of a choice of basemaps. OSX users can see the basemaps, but the boundaries don't show in any browser (users tested safari and firefox). One particular user has both OSX and windows on his MAC and was able to view both of the maps below successfully when running windows but not when running OSX! So OSX users can't see the wilderness boundaries on either of the following, both of which use the map service above. Maps work fine for windows users. http://www.wilderness.net/map.cfm - Full-screen wilderness map on Wilderness.net http://www.arcgis.com/home/item.html?id=27af507dc6f64c72973191da13c8ac36 - National Wilderness Preservation System web map on ArcGIS.com These same OSX users who can't see the boundaries on the above maps CAN see them on the scaled down test maps I've created to help diagnose this problem. http://www.wilderness.net/maptest.htm - Test maps on Wilderness.net I'm wondering if there's some sort of timeout issue with the full map, which is more feature-rich than the test maps, and thus takes longer to fully load? Could it be something else? Thanks for any suggestions folks have to offer.
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10-15-2012
12:46 PM
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That's the ticket, Derek. This also solves a pan sticking problem in Chrome when a user was clicking on the wildName overlay and the map was getting stuck in pan mode. Thanks much!
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04-12-2012
10:30 AM
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I have a feature layer that I use to hide and show an overlayed div with information about the polygon that is moused over. This works fine, however, if you move your mouse to be on top of the overlayed div (bottom left corner) the div begins to flicker. This seems like perhaps some sort of event propagation issue, but I've tried a variety of things and haven't been able to remove the flickering. Any guidance would be appreciated. http://www.wilderness.net/maptest_featureLayer.htm
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04-11-2012
02:43 PM
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I tried deactivating/reactivating the toolbar by adding navToolbar.deactivate() and navToolbar.activate(mapType) into the showLoading and hideLoading functions which run onUpdateStart and onUpdateEnd respectively. Unfortunately this still doesn't fix the problem and causes others related to the navbar. Although I know that the user can shift/click/drag to use the rubber band zoom, this isn't intuitive for the audience that I'm designing the map for. That's why I want to keep the pan/zoom buttons. I also don't really want to disable the toolbar because this means that the user has to click on the button each time they want to use it instead of clicking, say, on the zoom button and being able to use the rubber band zoom successively. Any other way to solve the featureLayer problem or am I misunderstanding where I should be putting the deactiveate/reactivate code?
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02-27-2012
11:51 AM
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I have a map prototype in which I've added an "invisible" feature layer on top of my map which will "appear" when a user mousesover a wilderness area and is zoomed in. This produces a nice mouseover/out effect in which the polygon in question highlights in red and the wilderness name appears in a box overlayed in the top right corner of the map. None of this will occur unless you are zoomed in to at least LOD: 5 (see info below map to know when you're at this level or greater). If you zoom in use the vertical zoom bar, things work fine; however, if you zoom in using the zoom button at the top (rubber band zoom box) the polygons will highlight, but they won't obey the mouseout. So they're being added to the map, but not removed. I think this may have something to do with the zoom button since, without the nav controls, the mouseover/mouseout feature layer functionality works flawlessly. Not sure what the problem is here. Has anybody else had trouble with the nav buttons interferring with other stuff? Any ideas on how to correct this? Thanks in advance for any assistance. http://www.wilderness.net/maptest_featureLayer.htm
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02-27-2012
10:30 AM
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I have a feature layer that I'm using to create a highligh-effect so that if a user mouses over a wilderness boundary, the boundary will highlight and the wilderness name will appear in an overlayed div. Unfortunately, all the examples I've seen write outfields to info windows and I can't seem to find the right syntax to simply output it in the innerHTML of a div. This really isn't a map question, per se, but I'd appreciate some guidance on syntax. I'm sure this will be a super easy question to answer... http://www.wilderness.net/maptest_featurelayer.htm Thanks much!
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02-14-2012
12:35 PM
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Steve, Derek, Thanks so much for taking the time to offer some great suggestions. Several I've already been able to add with ease! I'm really interested in tackline the digit filtering idea next for better usability of the wilderness name dropdown. I'm not really familiar with dojo outside of the documentation provided on the arcgis resource site for the javascript api, so could you point me in the right direction?
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02-09-2012
01:34 PM
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Boy am I running on empty today!!! Here's the link to the map: http://www.wilderness.net/map.cfm
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02-09-2012
12:33 PM
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The new wilderness map I'm testing and will eventually launch on my website http://www.wilderness.net could use a good critique. This map overlays official wilderness boundaries that I maintain on top of aerial photography and locational basemaps provided by Bing and a topographic basemap by ESRI. It also has a custom nav panel with various buttons and popups if you click within a wilderness boundary. I'd like some feedback on how this works, how intuitive it is, whether you can break it 🙂 Don't be afraid to be blunt! I've tested it in IE9, FireFox 10, Chrome 16.0.912.77m, and Safari (windows) 5.1. Feedback regarding performance in IE7, 8 would be much appreciated, as many in our audience use those browsers. Although it's not the most enticing incentive, I'd be glad to send anybody who offers a thorough critique a free Wilderness.net sticker; just email me, Lisa Eidson, your address and sticker preference (1 of 10 different ones with text on back) after you post your critique. Here's the link to the map: http://www.wilderness.net/map.cfm Thanks much to anyone willing to offer feedback!
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02-09-2012
11:29 AM
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Hi Steve, I had found some documentation on using the nav bar and digit buttons, and tried adding it, but I really don't want the whole nav bar; I have my own nav bar which works for my application and just want to add this one function. Is there a way to do this without the nav bar?
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01-12-2012
09:51 AM
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I've developed a beta map that overlays wilderness boundaries on top of satellite, locational, and topo basemaps. I'm providing multiple ways for users to zoom into wilderness areas. They can obviously use the zoom scroller, double-click, or use the zoom dropdown boxes at the top, which I've programmed to zoom to the extent of whatever is selected. So if a user selects a wilderness, the map will zoom to the extent of that area. My beta testers, however, have said that the state dropdown is ineffective since it works well for some states that don't have too many wilderness areas or are small in size, but results in an overwhelming view for large states or those that have lots of wilderness areas (contrast selecting Vermont with selecting California, for example). So I've decided to eliminate the state dropdown and replace it with a zoom box button (probably a magnifying glass or something similar). When the user clicks on this button, I want it to result in a one-time zoom via the zoom box. So when the user clicks the button then clicks and drags on the map, they will draw a zoom box rather than pan. I know that users can do this as is, since I call map.enableRubberBandZoom, however, most people don't know this and it's not intuitive for my audience to remember to hold down Ctrl, then click and drag to draw a zoom box. The functionality I'm looking for is similar to the ArcGIS Explorer on ArcGIS.com. Unfortunately, while this seems like it should be pretty simple and a common task that map makers would want to do, I'm not finding anything in the way of examples. Any guidance would be appreciated!
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01-11-2012
01:42 PM
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So after a little research I answered my own question. Bing's VEgeocoder is getter than ESRI's locator. VEgeocoder will find places without addresses, such as Yellowstone (finds Yellowstone National Park, WY), Absaroka-Beartooth Wilderness or Flathead National Forest. It will also find roads (no address just road like U.S. Highway 93). Essentially, it looks like if it's labeled on Bing maps roads layer, you can find it via VEgeocoder. Locator, unfortunately, won't find any of the above examples; it will only find towns or addresses. So for a search box on a map, VEgeocoder is a much better choices with much greater flexibility in search results.
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09-16-2011
08:26 AM
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Seems like either VEGeocoder or esri's locator task (using ArcGIS server locators) will work, though I'm wondering which is more effective. The VEGeocoder documentation suggests that this will find places like "disneyland," yet when I tested esri's locator task for "disneyland" it didn't find it (see sample here). Does anybody have any information on which of these options is the most versitile and will best match placenames that don't have actual addresses? Thanks much! (Sorry for the delay, I was on vacation last week)
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09-12-2011
02:45 PM
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