Thanks for this Dave, what is the purpose of the offset function you used. thanks
On Sat, Feb 18, 2012 at 11:27 PM, David Grugeon <da...@grugeon.com.au>wrote: > OK. > > first I find the number in the dial which is the greatest number less than > or equal to the required value. I use match to find how far down it is > from J2. This number goes in P7. > > Then I find out the chart value and corresponding angle for that lower > amount and these go int P8 and Q8 > Next I find the next value (which will be the chart indication above the > lowest amount greater than the price). > This goes in P9 and Q9 > Now we can interpolate the actual price by calculating the excess of the > price over the lower price as a proportion of the gap between the prices. > This is used to calculate the angle required (or more precisely the scale > value required for the needle). All this is done in the formula in Q11. > > The formula in Q11 could be expressed > > the angle for the lower threshold +(the price less the lower > threshold)divided by the difference between the upper and lower thresholds > multiplied by the difference between the lower and upper angles. > > Let me know if this is not clear. > > Best regards > David Grugeon > > On 19 February 2012 04:52, hilary lomotey <resp...@gmail.com> wrote: > >> Wow Dave,and wow again, this is a greeeeeaaaat solution, never mind >> replying late, this is so incredible. after a while i thought it was >> not possible, great mind you got over there, thumbs up seven times, >> but sorry man you need to expalin the relevance of using the offset >> function there and the formula for getting the angle required. i was >> just browsing through what you did and cant see how the whole stuff >> you done applies to the chart. or i guess the angle required is >> connected to the price, could you kindly explain to me the logic >> behind this. >> >> On 2/18/12, David Grugeon <da...@grugeon.com.au> wrote: >> > Forgot the attachment >> > >> > On 16 February 2012 18:44, hilary lomotey <resp...@gmail.com> wrote: >> > >> >> Thanks Dave, >> >> >> >> thanks a lot for responding, i have attached the file to demonstrate >> what >> >> i want to achieve, basically what i want is when a stock is selected i >> >> want >> >> the needle to move to price of the stock, the stock prices are within >> the >> >> range specified in the file attached headed" prices". >> >> >> >> >> >> On Thu, Feb 16, 2012 at 12:00 AM, David Grugeon <grug...@gmail.com> >> wrote: >> >> >> >>> Because the graduations on the dial are non linear (and not even >> >>> logarithmic) you cannot automatically calculate the values. You have >> to >> >>> do >> >>> it by trial and error. >> >>> >> >>> I have made a new column with my suggestions. You could fine tune >> this >> >>> if you wanted to by using more fractional numbers but for practical >> >>> purposes my suggestions will probably be adequate. >> >>> >> >>> I do not understand exactly what you are trying to do so if this is >> not >> >>> OK try giving more of an explanation. >> >>> >> >>> >> >>> On 16 February 2012 00:51, hilary lomotey <resp...@gmail.com> wrote: >> >>> >> >>>> Dear Experts, >> >>>> >> >>>> i have created a speedometer chart, however i am trying to >> calculate >> >>>> the needle or indicator using the parameters as attached but having >> >>>> difficulty in doing so, i would be grateful if i get some >> >>>> suggestions.thanks >> >>>> >> >>>> -- >> >>>> FORUM RULES (986+ members already BANNED for violation) >> >>>> >> >>>> 1) Use concise, accurate thread titles. 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Poor thread titles, like Please > Help, Urgent, Need Help, Formula Problem, Code Problem, and Need Advice > will not get quick attention or may not be answered. > > 2) Don't post a question in the thread of another member. > > 3) Don't post questions regarding breaking or bypassing any security > measure. > > 4) Acknowledge the responses you receive, good or bad. > > 5) Cross-promotion of, or links to, forums competitive to this forum in > signatures are prohibited. > > NOTE : Don't ever post personal or confidential data in a workbook. Forum > owners and members are not responsible for any loss. > > > ------------------------------------------------------------------------------------------------------ > To post to this group, send email to excel-macros@googlegroups.com > -- FORUM RULES (986+ members already BANNED for violation) 1) Use concise, accurate thread titles. Poor thread titles, like Please Help, Urgent, Need Help, Formula Problem, Code Problem, and Need Advice will not get quick attention or may not be answered. 2) Don't post a question in the thread of another member. 3) Don't post questions regarding breaking or bypassing any security measure. 4) Acknowledge the responses you receive, good or bad. 5) Cross-promotion of, or links to, forums competitive to this forum in signatures are prohibited. NOTE : Don't ever post personal or confidential data in a workbook. Forum owners and members are not responsible for any loss. ------------------------------------------------------------------------------------------------------ To post to this group, send email to excel-macros@googlegroups.com
