asp.net mvc 4 - Make chart using model -
a have following model
using system; using system.collections.generic; using system.componentmodel.dataannotations; using system.linq; using system.web; namespace goonwork.models { public class skill { [key] public int id { get; set; } public datetime addedon { get; set; } public datetime modifiedon { get; set; } public int? descriptionid { get; set; } public virtual description descriptions { get; set; } public int? levelid { get; set; } public virtual level levels { get; set; } public string userid { get; set; } public virtual applicationuser user { get; set; } } } and want create chart level (xfields) , description (yfields) skill model. fields description , level connected other tables. have chart view model
using system; using system.collections.generic; using system.linq; using system.web; using system.web.helpers; namespace goonwork.models { public class chartviewmodel { public chart chart { get; set; } } } i write controller based on view model.
public class chartcontroller : controller { applicationdbcontext db = new applicationdbcontext(); // get: chart public actionresult index() { var model = new chartviewmodel { chart = getchart() }; return view(model); } private chart getchart() { var user = user.identity.getusername(); var data = db.skills.where(x => x.user.username == user); return new chart(600, 400, charttheme.blue) .addtitle("skills") .addlegend() .databindtable(data, "levelname") .addseries( "default", charttype: "bar", xvalue: data, xfield: "levelname", yvalues: data, yfields: "descriptionname" ); } } and view of index()
@model goonwork.models.chartviewmodel @{ layout = null; } <!doctype html> <html> <head> <meta name="viewport" content="width=device-width" /> <title>index</title> </head> <body> <h2>our awesome chart!</h2> @model.chart.write(format: "png") </body> </html> the problem don't know how create chart fields. or how modify getchart() function work properly. if can me, better.
Comments
Post a Comment