// MIT License

// Copyright (c) 2021 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 (
	"github.com/wcharczuk/go-chart/v2"
)

type Range struct {
	TickPosition chart.TickPosition
	chart.ContinuousRange
}

func wrapRange(r chart.Range, tickPosition chart.TickPosition) chart.Range {
	xr, ok := r.(*chart.ContinuousRange)
	if !ok {
		return r
	}
	return &Range{
		TickPosition:    tickPosition,
		ContinuousRange: *xr,
	}
}

// Translate maps a given value into the ContinuousRange space.
func (r Range) Translate(value float64) int {
	v := r.ContinuousRange.Translate(value)
	if r.TickPosition == chart.TickPositionBetweenTicks {
		v -= int(float64(r.Domain) / (r.GetDelta() * 2))
	}
	return v
}