56 lines
1.7 KiB
Go
56 lines
1.7 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 "github.com/wcharczuk/go-chart/v2"
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type LabelValue struct {
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Text string
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Style Style
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X int
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Y int
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}
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type SeriesLabelPainter struct {
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p *Painter
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values []LabelValue
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}
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func NewSeriesLabelPainter(p *Painter) *SeriesLabelPainter {
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return &SeriesLabelPainter{
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p: p,
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values: make([]LabelValue, 0),
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}
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}
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func (o *SeriesLabelPainter) Add(value LabelValue) {
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o.values = append(o.values, value)
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}
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func (o *SeriesLabelPainter) Render() (Box, error) {
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for _, item := range o.values {
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o.p.OverrideTextStyle(item.Style)
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o.p.Text(item.Text, item.X, item.Y)
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}
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return chart.BoxZero, nil
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}
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