refactor: reset

title.go

@@ -1,155 +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 (
-	"strconv"
-	"strings"
-
-	"github.com/wcharczuk/go-chart/v2"
-)
-
-type TitleOption struct {
-	// Title text, support \n for new line
-	Text string
-	// Subtitle text, support \n for new line
-	Subtext string
-	// Title style
-	Style chart.Style
-	// Subtitle style
-	SubtextStyle chart.Style
-	// Distance between title component and the left side of the container.
-	// It can be pixel value: 20, percentage value: 20%,
-	// or position value: right, center.
-	Left string
-	// Distance between title component and the top side of the container.
-	// It can be pixel value: 20.
-	Top string
-}
-type titleMeasureOption struct {
-	width  int
-	height int
-	text   string
-	style  chart.Style
-}
-
-func splitTitleText(text string) []string {
-	arr := strings.Split(text, "\n")
-	result := make([]string, 0)
-	for _, v := range arr {
-		v = strings.TrimSpace(v)
-		if v == "" {
-			continue
-		}
-		result = append(result, v)
-	}
-	return result
-}
-
-func drawTitle(p *Draw, opt *TitleOption) (chart.Box, error) {
-	if len(opt.Text) == 0 {
-		return chart.BoxZero, nil
-	}
-
-	padding := opt.Style.Padding
-	d, err := NewDraw(DrawOption{
-		Parent: p,
-	}, PaddingOption(padding))
-	if err != nil {
-		return chart.BoxZero, err
-	}
-
-	r := d.Render
-
-	measureOptions := make([]titleMeasureOption, 0)
-
-	// 主标题
-	for _, v := range splitTitleText(opt.Text) {
-		measureOptions = append(measureOptions, titleMeasureOption{
-			text:  v,
-			style: opt.Style.GetTextOptions(),
-		})
-	}
-	// 副标题
-	for _, v := range splitTitleText(opt.Subtext) {
-		measureOptions = append(measureOptions, titleMeasureOption{
-			text:  v,
-			style: opt.SubtextStyle.GetTextOptions(),
-		})
-	}
-
-	textMaxWidth := 0
-	textMaxHeight := 0
-	width := 0
-	for index, item := range measureOptions {
-		item.style.WriteTextOptionsToRenderer(r)
-		textBox := r.MeasureText(item.text)
-
-		w := textBox.Width()
-		h := textBox.Height()
-		if w > textMaxWidth {
-			textMaxWidth = w
-		}
-		if h > textMaxHeight {
-			textMaxHeight = h
-		}
-		measureOptions[index].height = h
-		measureOptions[index].width = w
-	}
-	width = textMaxWidth
-	titleX := 0
-	b := d.Box
-	switch opt.Left {
-	case PositionRight:
-		titleX = b.Width() - textMaxWidth
-	case PositionCenter:
-		titleX = b.Width()>>1 - (textMaxWidth >> 1)
-	default:
-		if strings.HasSuffix(opt.Left, "%") {
-			value, _ := strconv.Atoi(strings.ReplaceAll(opt.Left, "%", ""))
-			titleX = b.Width() * value / 100
-		} else {
-			value, _ := strconv.Atoi(opt.Left)
-			titleX = value
-		}
-	}
-	titleY := 0
-	// TODO TOP 暂只支持数值
-	if opt.Top != "" {
-		value, _ := strconv.Atoi(opt.Top)
-		titleY += value
-	}
-	for _, item := range measureOptions {
-		item.style.WriteTextOptionsToRenderer(r)
-		x := titleX + (textMaxWidth-item.width)>>1
-		y := titleY + item.height
-		d.text(item.text, x, y)
-		titleY += item.height
-	}
-	height := titleY + padding.Top + padding.Bottom
-	box := padding.Clone()
-	box.Right = box.Left + titleX + width
-	box.Bottom = box.Top + height
-
-	return box, nil
-}