similar to: Legend wrapping for Gruff

Has anyone achieved a stable deployment of Gruff with Rmagick on Windows? I''ve been playing around with this on Instant Rails and after installing the RMagick win 32 gem (local gem install as per instructions on web) and then Gruff on top of that. I did a test controller method that rendered the fruit pie chart as per the examples on the gruff site. This worked. However, when I refreshed

Does anybody know how to create a pie chart in Gruff without percentage but actual numbers? -- Posted via http://www.ruby-forum.com/. --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group. To post to this group, send email to rubyonrails-talk-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org To

I have the following as my sql query: @total = @report.report_items.find_by_sql "SELECT SUM(amount) FROM report_items WHERE report_item_selected = ''y'' AND available = ''n'' AND user_id = 1" I am trying to add the value of SUM(amount) to a Gruff pie chart and it does not seem to be working. I have the following: g.data("Items", @total)

hello, all. one of my students is having an issue with the pie & legend function. this is her code. (below) it works just fine for me. her error is "plot.new has not been called yet". i know this means her pie chart is coming up blank so the legend will not work. according to ?graphics this package *is* supposed to handle these functionalities. however, when i tried to

Dear R-help members, I did the following pie chart: R:Code= plants<-c(11,5,4,4,4,3,3,3,3,3,3,2,2,2,2,2,2,43) pie(plants,labels =plant_labels,cex=0.7, col=colors) par(mar=c(0,0,4,0),oma=c(0,0,0,0)) legend(1,1,cex=0.7,pt.cex=25,

Unfortunately a number of our clients need extensive reporting capabilities. There are a number of Java 3d graphing libraries like the link below and PHP offerings out there. http://big.faceless.org/products/graph/index.jsp .Net has its new report viewer control for ASP.net 2.0 which allows you to create 2d/3d reports containing pie charts, line graphs etc. Whats cool about this control is

Hi - I am creating bar and stacked bar charts in Gruff, but the problem I am having is that zero data is showing up as a thin bar. (It also seems to be that way in examples I have seen online where a zero value still shows as a thin bar or slice) It''s not a major issue to see a thin sliver on a plain bar chart, but on my stacked bar chart if I have more than one zero value in a

i have a rails applications which can record various tasks and times used to do those tasks within each day in a week, now i want it to have the abbility of displaying the percentage of time spent in each task in a pie chart. can someone please show me the neccesary formatting of data and other steps required for this to be done using

Hi I want astackedBar graph in my project I want to give it negetive axis, scale, negetive values etc . How can I do that with gruff package? Thanks.. Sainaba -- Posted via http://www.ruby-forum.com/.

I hope this day finds you well. I need to generate Spider charts (aka radar charts) , and am using Gruff to do so. How can I show lines and axis numbers on a Spider chart? Here''s what I''m trying to make: http://img.skitch.com/20080925-m573hhdy4n4x6i92s17knjqjeg.jpg How can I have those 0 - 100 numbers, and the concentric cirles in the graph? Joe -- Posted via

I am using Gruff to chart 2 sets of data and have run into a problem, the numbers between the two sets are so far apart that the first set appears as a mostly straight line at the top and the second a mostly straight line at the bottom. Is there a way to set the min/max vertical column values so that I can squeeze the data closer together so that there is more ''movement''? If

Hi, I am struggling to create a 2 by 2 multiple graphs in one page. I used par(mfrow=c(2,2)) to divide the screen into 4. In each screen I draw a pie chart (They are all same). For example, my data is like this Concentration value A1 69 A2 8 G1 51 G2 1

Hi, I am struggling to create a 2 by 2 multiple graphs in one page. I used par(mfrow=c(2,2)) to divide the screen into 4. In each screen I draw a pie chart (They are all same). For example, my data is like this Concentration value A1 69 A2 8 G1 51 G2 1

Hello, I used gruff library to display some of bar charts. It works fine but Gruff API documentation does not explain much like java api. So if I wanted to try some features like spacing between two bars, 3-D graph. It may be features available in Gruff library, but it is not well documented, I guess. Helpful resources would be appreciated. Thank You. Dakshesh

Hi guys i am pretty much a newbie to rails and tried to install gruff and run the example given in home page for gruff i am using ubuntu and dapper. first i got two errors when i used this example #!/usr/bin/ruby require ''rubygems'' require ''gruff'' g = Gruff::Line.new g.title = "My Graph" g.data("Apples", [1, 2, 3, 4, 4, 3])

Well, I''m trying to generate graphs using gruff, but I''m having problemns. I use, require_gem ''gruff'' then when I run g = Gruff::Line.new(475) I get uninitialized constant Gruff ///// c:/ruby/lib/ruby/gems/1.8/gems/activesupport-1.3.1/lib/active_support/dependencies.rb:100:in `const_missing''

Hello all Has anyone managed to embed gruff graphs into a PDF document using pdf::writer? The easy way (as far as I can see) would be to just save the gruff graph as a temporary file then read that file in pdf::writer. I was wondering if anyone had managed to get them working together directly? RJ -- Posted via http://www.ruby-forum.com/. --~--~---------~--~----~------------~-------~--~----~

Hi, for those with experience of Gruff module: suppose I want to send image from server straight to the browser (as example on gruff web site): send_data(g.to_blob, :disposition => ''inline'', :type => ''image/png'', :filename => "gruff.png") the server seems sending this binary data ok, but I am having

Hello, I am just starting out using R on my Uni course. I have been given a function to work with that adds error bars to a bar chart. I want to add a legend and have been trying to amend the code in the function error.bars (see below) so it automatically places a legend on the chart. It does this, but the legend is sitting over the top of one of my data columns. I need the function to decide

Hello list, I''m having a problem getting Gruff working with Rails on a Windows XP box. I installed RMagick, then Gruff via the win32 gem, and it seemed to go OK. From irb, I can do the following - require ''rubygems'' ##### This returns ''false'', but seems to work OK - require ''gruff'' ####### Ditto - g = Gruff::Bar.new etc., and I get