Seth,
Check out my tmMapLegend PHP 4 class. It interpolates colors to assist
in generating a legend for the Google Charts API map chart type. It
currently accepts simple or text encoded values and two or three color
ramps and it returns a hex color or an array of hex colors.
<http://themechanism.com/barkode/code/tmmaplegend/>
Jeffrey
On Mar 31, 2008, at 2:04 AM, seth7f wrote:
> I've been trying to write a function co convert the color represented
> in simple encoding to hex (or rgb values).
> This is so I can create a legend for the map.
> Does anyone have any suggestions? I've tried a couple of concepts but
> my results have not even been close.
> Eg.
> // chco=ffffff,edf0d4,13390a
> Function simple2hex($gradient_start, $gradient_end, $simple_value)
> {
> Return $hex_color;
> }
> $hex_color = simple2hex('ffffff', 'edf0d4', 'A');
> Thanks for any help.
--
Cheers.
Jeffrey Barke
jeffrey.ba
...@theMechanism.com
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