63 lines
2 KiB
Go
63 lines
2 KiB
Go
// MIT License
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// Copyright (c) 2022 Tree Xie
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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// SOFTWARE.
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package charts
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import (
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"github.com/wcharczuk/go-chart/v2"
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)
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const YAxisWidth = 40
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func drawYAxis(p *Draw, opt *ChartOption, xAxisHeight int, padding chart.Box) (*Range, error) {
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theme := NewTheme(opt.Theme)
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yRange := opt.getYRange(0)
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data := NewAxisDataListFromStringList(yRange.Values())
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style := AxisStyle{
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Position: PositionLeft,
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BoundaryGap: FalseFlag(),
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FontColor: theme.GetAxisStrokeColor(),
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TickShow: FalseFlag(),
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StrokeWidth: 1,
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SplitLineColor: theme.GetAxisSplitLineColor(),
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SplitLineShow: true,
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}
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width := NewAxis(p, data, style).measureAxis()
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padding.Left += (YAxisWidth - width)
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dYAxis, err := NewDraw(
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DrawOption{
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Parent: p,
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Width: p.Box.Width(),
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// 减去x轴的高
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Height: p.Box.Height() - xAxisHeight,
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},
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PaddingOption(padding),
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)
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if err != nil {
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return nil, err
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}
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NewAxis(dYAxis, data, style).Render()
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yRange.Size = dYAxis.Box.Height()
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return &yRange, nil
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}
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