gochart/chart_parser_pie.go

package main

import (
	"github.com/zieckey/goini"
	"strings"
)

type PieChart int

func (c *PieChart) Parse(ini *goini.INI, file string) (map[string]string, error) {
	args := make(map[string]string)
	args["ChartType"], _ = ini.Get("ChartType")
	args["Title"], _ = ini.Get("Title")
	args["SubTitle"], _ = ini.Get("SubTitle")
	args["SeriesName"], _ = ini.Get("SeriesName")

	/* Generate DataArray:
	   [
	       ['Firefox',   45.0],
	       ['IE',       26.8],
	       ['Chrome',  12.8],
	       ['Safari',    8.5],
	       ['Opera',     6.2],
	       ['Others',   0.7]
	   ]
	*/

	DataArray := "[\n"
	mapkeys, kvmap, err := LoadConfGetOrderMap(file)
	if err != nil {
		return nil, err
	}
	for _, k := range mapkeys {
		if !strings.HasPrefix(k, DataPrefix) {
			continue
		}

		key := k[len(DataPrefix):]
		DataArray = DataArray + "['" + key + "' , " + kvmap[k] + "],\n"
	}

	DataArray = DataArray + "]"

	args["DataArray"] = DataArray
	return args, nil
}

func (c *PieChart) Template() string {
	return TemplatePieHtml
}