Hi Peter, It seems that you've probably found a bug :( We will try to look into it. Unfortunately, since it's a feature that isn't really used (double-embedding) this will not have a very high priority. But thanks for investigating it, and for playing with chart embedding :) Roger
On Wed, Dec 15, 2010 at 22:29, Peter Waher <[email protected]> wrote: > Hello. > > I've now analyzed the differences a bit more, to try to understand why > one link results in 3 charts and the other only 1 or 2. I've found the > following: A parameter that gets twice encoded encoded (as is the case > with embedding charts withing already embedding charts), like > chf@,bg@@@,s@@@,00000000, seems to destroy parameters coming after it. > > For instance, taking your link: > > > http://chart.apis.google.com/chart?cht=lc&chs=300x325&chd=t:10,20,40,80,90,95,99%7C20,30,40,50,60,70,80%7C0&chco=3072F3,ff0000,00aaaa&chm=o,000000,2,1000,10&chdlp=t&chfd=2,y,0,25,.01,50*%28sin%28y%29%2B1%29&chem=y;s=ecb;d=edge_bl,0,000,888888,cht,lxy,chs,200x200,chf,bg@,s@,888888,chd,t:10@,20@,40@,80@,90@,95@,9...@%7c20@,30@,40@,50@,60@,70@,80,chem,y@;s%3Dec@;d%3Dbl@,chs@,80x80@,cht@,qr@,chl@,Hello%252520world@,choe@,UTF-8@,chf@,bg@@@,s@@@,00000000@;ds%3D0@;dp%3D2;ds=0;dp=2 > > If I move the chf parameter in the 3rd chart to the beginning of its > corresponding chart definition, the third chart vanishes: > > > http://chart.apis.google.com/chart?cht=lc&chs=300x325&chd=t:10,20,40,80,90,95,99%7C20,30,40,50,60,70,80%7C0&chco=3072F3,ff0000,00aaaa&chm=o,000000,2,1000,10&chdlp=t&chfd=2,y,0,25,.01,50*%28sin%28y%29%2B1%29&chem=y;s=ecb;d=edge_bl,0,000,888888,cht,lxy,chs,200x200,chf,bg@,s@,888888,chd,t:10@,20@,40@,80@,90@,95@,9...@%7c20@,30@,40@,50@,60@,70@,80,chem,y@;s%3Dec@;d%3Dbl@,chf@,bg@@@,s@@@,00000000@,chs@,80x80@,cht@,qr@,chl@,Hello%252520world@,choe@,UTF-8@;ds%3D0@;dp%3D2;ds=0;dp=2 > > You can also try to move the corresponding chs parameter, and while it > doesn't end up after the chf parameter, the 3rd chart is always > visisble. But if you move it after the chf parameter, the 3rd chart > vanishes (since the chs parameter in some way seems to get lost): > > > http://chart.apis.google.com/chart?cht=lc&chs=300x325&chd=t:10,20,40,80,90,95,99%7C20,30,40,50,60,70,80%7C0&chco=3072F3,ff0000,00aaaa&chm=o,000000,2,1000,10&chdlp=t&chfd=2,y,0,25,.01,50*%28sin%28y%29%2B1%29&chem=y;s=ecb;d=edge_bl,0,000,888888,cht,lxy,chs,200x200,chf,bg@,s@,888888,chd,t:10@,20@,40@,80@,90@,95@,9...@%7c20@,30@,40@,50@,60@,70@,80,chem,y@;s%3Dec@;d%3Dbl@,cht@,qr@,chl@,Hello%252520world@,choe@,UTF-8@,chf@,bg@@@,s@@@,00000000@,chs@,80x80@;ds%3D0@;dp%3D2;ds=0;dp=2 > > Can you verify that this is the case? Or am I doing something wrong? > > Thanks in advance, > Sincerely, > Peter Waher > > > On Dec 15, 7:26 pm, Peter Waher <[email protected]> wrote: > > Hello. > > This link works fine, and I can see all three charts. > > Thanks. > > /Peter > > > > On Dec 15, 3:09 pm, Roger Trias Sanz <[email protected]> wrote: > > > > > > > > > Let's try with an HTML post... click > > > here< > http://chart.apis.google.com/chart?cht=lc&chs=300x325&chd=t:10,20,40,...> > > > for the chart example > > > You should see a QR-code graph embedded in a gray-background yellow > line > > > chart embedded in a red, blue and cyan line chart. > > > > > On Tue, Dec 14, 2010 at 10:55, Peter Waher <[email protected]> > wrote: > > > > Hmmmm. > > > > > > I see now something happens to the long url's when posting them > > > > here... Could you try and post your chart again, but skipping > > > > everything before the '?' character? > > > > > > Sincerely, > > > > Peter Waher > > > > > > On Dec 14, 10:52 am, Peter Waher <[email protected]> wrote: > > > > > Hello Roger. > > > > > > > Thank you for your quick reply. > > > > > > > I tried your url, but it only showed an empty graph with axes. > After > > > > > removing the elipsis in the url, it shows an empty blue line chart. > No > > > > > embedded charts: > > > > > http://chart.apis.google.com/chart?cht=lc&chs=300x325&chd=t:10,20,40,... > > > > > lp=t&chfd=2,y,0,25,.01,50*(sin(y)%2B1)&chem=y;s=ecb;d=edge_bl,0,000,888888,cht,lxy,chs,200x200,chf,bg@ > > > > ,s@,888888,chd,t:10@,20@,40@,80@,90@,95@,99@|2...@,30@,40@,50@,60@ > ,70@ > > > > ,80,chem,y@;s=ec@;d=bl@,chs@,80x80@,cht@,qr@,chl@ > ,Hello%252520world@ > > > > ,choe@,UTF-8@,chf@,bg@@@,s@@@,00000000@;ds=0@;dp=2;ds=0;dp=2 > > > > > > > Something went wrong when pasting the url? > > > > > > > I've also tried removing all unneccessary elements from my example, > to > > > > > see if it is the complexity that makes the embedded charts > disappear. > > > > > However, I still get the same error. When having 3 levels of > charts, > > > > > only the topmost is displayed: > > > > > > > > http://0.chart.apis.google.com/chart?cht=bhg&chd=e:MzZmmZzM--&chds=0,... > > > > > > > Removing the innermost chart makes the first two show correctly: > > > > > > > > http://0.chart.apis.google.com/chart?cht=bhg&chd=e:MzZmmZzM--&chds=0,... > > > > > > > If not the encoding, and not complexity, what more can explain this > > > > > behaviour? May different chart types be incompatible with each > other > > > > > during embedding? > > > > > > > Thanks in advance, > > > > > Peter Waher > > > > > > > On Dec 13, 11:39 am, Roger Trias Sanz <[email protected]> wrote: > > > > > > > > Hi Peter, > > > > > > It is possible to embed with 3 levels of nesting, and more, for > example > > > > > > > http://chart.apis.google.com/chart?cht=lc&chs=300x325&chd=t:10,20,40,... > > > > > lp=t&chfd=2,y,0,25,.01,50*(sin(y)%2B1)&chem=y;s=ecb;d=edge_bl,0,000,888888,cht,lxy,chs,200x200,chf,bg@ > > > > ,s@,888888,chd,t:10@,20@,40@,80@,90@,95@,99@|2...@,30@,40@,50@,60@ > ,70@ > > > > ,80,chem,y@;s=ec@;d=bl@,chs@,80x80@,cht@,qr@,chl@ > ,Hello%252520world@ > > > > ,choe@,UTF-8@,chf@,bg@@@,s@@@,00000000@;ds=0@;dp=2;ds=0;dp=2 > > > > > > > > However, there are two points to take into account > > > > > > - escaping becomes really tricky. I didn't look at your URL in > detail, > > > > but I > > > > > > think that you are doing it right. See my URL for an example > > > > > > - there are limits on the complexity of the full graph; nesting > graphs > > > > > > increases the complexity significantly, as does the usage of > "ecb" > > > > (which > > > > > > basically adds yet another level of nesting). When the limits are > > > > exceeded, > > > > > > we stop drawing -- but what's already drawn stays, in some cases > > > > (that's why > > > > > > you don't get a totally empty graph). You'll notice that my > example is > > > > > > significantly simpler than yours. > > > > > > > > On Fri, Dec 10, 2010 at 11:59, Peter Waher < > [email protected]> > > > > wrote: > > > > > > > Hello > > > > > > > > > Question: Is it possible to embed a chart in an already > embedded > > > > > > > chart? I've succesfully interfaced all features and diagram > formats > > > > in > > > > > > > the Google Chart API, including embedding a chart in another, > but > > > > when > > > > > > > I try to embed a chart in an already embedded charts (i.e. 3 > levels > > > > of > > > > > > > nesting), the second chart (with it's third chart) vanishes. > > > > > > > > > Since I cannot find an example of this in the documentation (or > a > > > > > > > statement that it should be possible), I have to ask if it is > > > > > > > possible. > > > > > > > > > I try with the following url: > > > > > > > http://0.chart.apis.google.com/chart?chs=600x400&cht=bhg&chf=c,lg,45,..., > > > > chls,2@,4@,1,chm,s@,000000@,0@,@,5@|s@,000000@,1@ > > > > ,@,5,chd,e:gamzzmzm5m8y-...@,MzTNZmgAmZszzM@,__@,DNGaOFWZ2Z,chds,0@ > ,100@ > > > > ,0@,100@,@,0@,100,chem,y@;s%3Decb@;d%3Dedge_br@,0@,00D0D0@,80FFFF@ > ,chs@ > > > > ,150x90@,chl@,@,cht@,p@,chf@,b...@@@,s@@@,80FFFF@,chd@,e:VVqq--@ > ,chds@,0@ > > > > @@,30@,chdl@,Shire@@@|Welsh@@@|Clydesdale@;ds%3D0@ > ;dp%3D3,chco,3072F3@ > > > > ,FF0000@,00AAAA,chdl,Ponies@ > > > > > |Unicorns,chdlp,t;ds=0;dp=0&chbh=a,5,10&chdl=a|b|c|d|e&chdlp=r&chco=FF0000|00FF00|0000FF|FFFF00|00FFFF< > > > > > http://0.chart.apis.google.com/chart?chs=600x400&cht=bhg&chf=c,lg,45,...> > > > > > > > > > (This has a chart, with an embedded chart and a chart embedded > in the > > > > > > > 2nd chart. However, only the first chart is displayed.) > > > > > > > > > However, removing the 3rd chart, the first two charts display > > > > > > > correctly: > > > > > > > http://0.chart.apis.google.com/chart?chs=600x400&cht=bhg&chf=c,lg,45,..., > > > > chls,2@,4@,1,chm,s@,000000@,0@,@,5@|s@,000000@,1@ > > > > ,@,5,chd,e:gamzzmzm5m8y-...@,MzTNZmgAmZszzM@,__@,DNGaOFWZ2Z,chds,0@ > ,100@ > > > > ,0@,100@,@,0@,100,chco,3072F3@,FF0000@,00AAAA,chdl,Ponies@ > > > > > |Unicorns,chdlp,t;ds=0;dp=0&chbh=a,5,10&chdl=a|b|c|d|e&chdlp=r&chco=FF0000|00FF00|0000FF|FFFF00|00FFFF< > > > > > http://0.chart.apis.google.com/chart?chs=600x400&cht=bhg&chf=c,lg,45,...> > > > > > > > > > If it should be possible, any clue as to what is wrong? > > > > > > > > > Thanks in advance, > > > > > > > Peter Waher > > > > > > > > > -- > > > > > > > You received this message because you are subscribed to the > Google > > > > Groups > > > > > > > "Google Chart API" group. > > > > > > > To post to this group, send email to > > > > [email protected]. > > > > > > > To unsubscribe from this group, send email to > > > > > > > [email protected]<google-chart-api%[email protected]> > <google-chart-api%2bunsubscrib[email protected]> > > > > <google-chart-api%2bunsubscrib[email protected]> > > > > > > > . > > > > > > > For more options, visit this group at > > > > > > >http://groups.google.com/group/google-chart-api?hl=en. > > > > > > > > -- > > > > > > *Google Switzerland GmbH - Identifikationsnummer: > CH-020.4.028.116-1 > > > > > > > > ***- Hide quoted text - > > > > > > > > - Show quoted text -- Hide quoted text - > > > > > > > - Show quoted text - > > > > > > -- > > > > You received this message because you are subscribed to the Google > Groups > > > > "Google Chart API" group. > > > > To post to this group, send email to > [email protected]. > > > > To unsubscribe from this group, send email to > > > > [email protected]<google-chart-api%[email protected]> > <google-chart-api%2bunsubscrib[email protected]> > > > > . > > > > For more options, visit this group at > > > >http://groups.google.com/group/google-chart-api?hl=en. > > > > > -- > > > *Google Switzerland GmbH - Identifikationsnummer: CH-020.4.028.116-1 > > > > > ***- Hide quoted text - > > > > > - Show quoted text -- Hide quoted text - > > > > - Show quoted text - > > -- > You received this message because you are subscribed to the Google Groups > "Google Chart API" group. > To post to this group, send email to [email protected]. > To unsubscribe from this group, send email to > [email protected]<google-chart-api%[email protected]> > . > For more options, visit this group at > http://groups.google.com/group/google-chart-api?hl=en. > > -- *Google Switzerland GmbH - Identifikationsnummer: CH-020.4.028.116-1 *** -- You received this message because you are subscribed to the Google Groups "Google Chart API" group. 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