LiveCode & google maps...

James Hurley jhurley0305 at sbcglobal.net
Tue Feb 15 15:27:32 CST 2011


Peter,

Thanks. Very interesting.

A couple of questions.

Is "lineoffsets" a custom function or a typo?

And what is the "sr" function?

Thanks again,

Jim Hurley


On Feb 15, 2011, at  10:00 AM, use-livecode-request at lists.runrev.com wrote:

> function getMileage
>    put "http://maps.googleapis.com/maps/api/directions/xml?" & \
>           "origin=<tOrig>&destination=<tDest>&sensor=false" into tURL
>    put fld "from" into tStart
>    put fld "to" into tEnd
>    replace "<tOrig>" with urlEncode(tStart) in tURL
>    replace "<tDest>" with urlEncode(tEnd) in tURL
>    put URL tURL into t
>    put lineoffsets("<distance>",t) into startSect
>    put item -1 of startSect into startSect
>    put lineoffsets("</distance>",t) into endSect
>    put item -1 of endSect into endSect
>    if startSect = 0 or endSect = 0 then
>       beep
>       exit to top
>    end if
>    put line startSect+1 to endSect-1 of t into tSect
>    put lineoffset("<text>",tSect) into dLine
>    if dLine = 0 then
>       beep
>       exit to top
>    end if
>    put sr(line startSect + dLine of t) into tMiles
>    --   <text>3.6 mi</text>
>    replace "<text>" with empty in tMiles
>    delete word -1 of tMiles
>    return tMiles
> end getMileage




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