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38 lines
595 B
Go
38 lines
595 B
Go
/*
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* This file is subject to the terms and conditions defined in
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* file 'LICENSE.md', which is part of this source code package.
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*/
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package draw
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import "fmt"
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type Point struct {
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X float64
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Y float64
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}
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func NewPoint(x, y float64) Point {
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point := Point{}
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point.X = x
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point.Y = y
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return point
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}
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func (p Point) Add(dx, dy float64) Point {
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p.X += dx
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p.Y += dy
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return p
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}
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// AddVector adds vector to a point.
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func (this Point) AddVector(v Vector) Point {
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this.X += v.Dx
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this.Y += v.Dy
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return this
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}
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func (p Point) String() string {
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return fmt.Sprintf("(%.1f,%.1f)", p.X, p.Y)
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}
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