refactor: reset

series.go

@@ -1,233 +0,0 @@
-// MIT License
-
-// Copyright (c) 2022 Tree Xie
-
-// Permission is hereby granted, free of charge, to any person obtaining a copy
-// of this software and associated documentation files (the "Software"), to deal
-// in the Software without restriction, including without limitation the rights
-// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-// copies of the Software, and to permit persons to whom the Software is
-// furnished to do so, subject to the following conditions:
-
-// The above copyright notice and this permission notice shall be included in all
-// copies or substantial portions of the Software.
-
-// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
-// SOFTWARE.
-
-package charts
-
-import (
-	"math"
-	"strings"
-
-	"github.com/dustin/go-humanize"
-	"github.com/wcharczuk/go-chart/v2"
-	"github.com/wcharczuk/go-chart/v2/drawing"
-)
-
-type SeriesData struct {
-	// The value of series data
-	Value float64
-	// The style of series data
-	Style chart.Style
-}
-
-func NewSeriesFromValues(values []float64, chartType ...string) Series {
-	s := Series{
-		Data: NewSeriesDataFromValues(values),
-	}
-	if len(chartType) != 0 {
-		s.Type = chartType[0]
-	}
-	return s
-}
-
-func NewSeriesDataFromValues(values []float64) []SeriesData {
-	data := make([]SeriesData, len(values))
-	for index, value := range values {
-		data[index] = SeriesData{
-			Value: value,
-		}
-	}
-	return data
-}
-
-type SeriesLabel struct {
-	// Data label formatter, which supports string template.
-	// {b}: the name of a data item.
-	// {c}: the value of a data item.
-	// {d}: the percent of a data item(pie chart).
-	Formatter string
-	// The color for label
-	Color drawing.Color
-	// Show flag for label
-	Show bool
-	// Distance to the host graphic element.
-	Distance int
-}
-
-const (
-	SeriesMarkDataTypeMax     = "max"
-	SeriesMarkDataTypeMin     = "min"
-	SeriesMarkDataTypeAverage = "average"
-)
-
-type SeriesMarkData struct {
-	// The mark data type, it can be "max", "min", "average".
-	// The "average" is only for mark line
-	Type string
-}
-type SeriesMarkPoint struct {
-	// The width of symbol, default value is 30
-	SymbolSize int
-	// The mark data of series mark point
-	Data []SeriesMarkData
-}
-type SeriesMarkLine struct {
-	// The mark data of series mark line
-	Data []SeriesMarkData
-}
-type Series struct {
-	index int
-	// The type of series, it can be "line", "bar" or "pie".
-	// Default value is "line"
-	Type string
-	// The data list of series
-	Data []SeriesData
-	// The Y axis index, it should be 0 or 1.
-	// Default value is 1
-	YAxisIndex int
-	// The style for series
-	Style chart.Style
-	// The label for series
-	Label SeriesLabel
-	// The name of series
-	Name string
-	// Radius for Pie chart, e.g.: 40%, default is "40%"
-	Radius string
-	// Mark point for series
-	MarkPoint SeriesMarkPoint
-	// Make line for series
-	MarkLine SeriesMarkLine
-	// Max value of series
-	Min *float64
-	// Min value of series
-	Max *float64
-}
-type SeriesList []Series
-
-type PieSeriesOption struct {
-	Radius string
-	Label  SeriesLabel
-	Names  []string
-}
-
-func NewPieSeriesList(values []float64, opts ...PieSeriesOption) SeriesList {
-	result := make([]Series, len(values))
-	var opt PieSeriesOption
-	if len(opts) != 0 {
-		opt = opts[0]
-	}
-	for index, v := range values {
-		name := ""
-		if index < len(opt.Names) {
-			name = opt.Names[index]
-		}
-		s := Series{
-			Type: ChartTypePie,
-			Data: []SeriesData{
-				{
-					Value: v,
-				},
-			},
-			Radius: opt.Radius,
-			Label:  opt.Label,
-			Name:   name,
-		}
-		result[index] = s
-	}
-	return result
-}
-
-type seriesSummary struct {
-	MaxIndex     int
-	MaxValue     float64
-	MinIndex     int
-	MinValue     float64
-	AverageValue float64
-}
-
-func (s *Series) Summary() seriesSummary {
-	minIndex := -1
-	maxIndex := -1
-	minValue := math.MaxFloat64
-	maxValue := -math.MaxFloat64
-	sum := float64(0)
-	for j, item := range s.Data {
-		if item.Value < minValue {
-			minIndex = j
-			minValue = item.Value
-		}
-		if item.Value > maxValue {
-			maxIndex = j
-			maxValue = item.Value
-		}
-		sum += item.Value
-	}
-	return seriesSummary{
-		MaxIndex:     maxIndex,
-		MaxValue:     maxValue,
-		MinIndex:     minIndex,
-		MinValue:     minValue,
-		AverageValue: sum / float64(len(s.Data)),
-	}
-}
-
-func (sl SeriesList) Names() []string {
-	names := make([]string, len(sl))
-	for index, s := range sl {
-		names[index] = s.Name
-	}
-	return names
-}
-
-type LabelFormatter func(index int, value float64, percent float64) string
-
-func NewPieLabelFormatter(seriesNames []string, layout string) LabelFormatter {
-	if len(layout) == 0 {
-		layout = "{b}: {d}"
-	}
-	return NewLabelFormatter(seriesNames, layout)
-}
-
-func NewValueLabelFormater(seriesNames []string, layout string) LabelFormatter {
-	if len(layout) == 0 {
-		layout = "{c}"
-	}
-	return NewLabelFormatter(seriesNames, layout)
-}
-
-func NewLabelFormatter(seriesNames []string, layout string) LabelFormatter {
-	return func(index int, value, percent float64) string {
-		// 如果无percent的则设置为<0
-		percentText := ""
-		if percent >= 0 {
-			percentText = humanize.FtoaWithDigits(percent*100, 2) + "%"
-		}
-		valueText := humanize.FtoaWithDigits(value, 2)
-		name := ""
-		if len(seriesNames) > index {
-			name = seriesNames[index]
-		}
-		text := strings.ReplaceAll(layout, "{c}", valueText)
-		text = strings.ReplaceAll(text, "{d}", percentText)
-		text = strings.ReplaceAll(text, "{b}", name)
-		return text
-	}
-}