Keyhole Modeling Language – Chpt. 4 – Styles & Icons Mr. Thomas Cooper Outdoor Technology The Walker School
Ground Overlay – No Image
Ground Overlay - Code
Setting Lat. & Long.
Choose an image (you can make a “white box” in paint and then overlay it)
Click on the Location tab
Choose the coordinates
Right Click and choose Copy from the menu
Paste into Notepad
CTRL-F to search for <LatLonBox>
Adjust coordinates to fit (really only need hours and minutes)
Ground and Image Overlay Kom Firin Dig DrawOrder: Defines the stacking order for the images in overlapping overlays. Overlays with higher <drawOrder> values are drawn on top of overlays with lower <drawOrder> values
Overlay DrawOrder - Code # 1 # 2
Rumsey Historical Maps
Rumsey Historical Maps http://www.davidrumsey.com/ Click on links to download maps into GE.
Downloaded Zip Files
Zip files can be viewed in the “Places” panel.
Maps are loaded into GE by clicking on the icon and then clicking on the link to overlay the map.
Activity: Show students how to create basic screen overlays in Photoshop
Text Type and Color
Accepted Overlay File Types
(portable network graphic, bitmapped)
(tagged image file format, for lines, images and graphics)
(graphics interchange format, best for icons)
Screen Overlay w/ Style
Color and Depth Screen Overlay Alaska Volcano Observatory http://ge.images.alaska.edu/
Screen Overlay Combined Units - Code Combining Units to Get Desired Position
Determining Transparency – Part I
Click on Image Overlay
Title the overlay
Browse for the image you want to make a transparent screen overlay
Determining Transparency – Part II Directions 5. Right click on the overlay and choose COPY from the file menu. 6. Open Note Pad 7. Chose Paste from the Edit menu. 8. Copy the hexidecimal code under the child tag <color>hexcode</color> 9. Add it to your screen overlay code.