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// Copyright 2010 The draw2d Authors. All rights reserved.
// created: 13/12/2010 by Laurent Le Goff
package draw2d
import (
"math"
)
//high level path creation
func Rect(path Path, x1, y1, x2, y2 float64) {
path.MoveTo(x1, y1)
path.LineTo(x2, y1)
path.LineTo(x2, y2)
path.LineTo(x1, y2)
path.Close()
}
func RoundRect(path Path, x1, y1, x2, y2, arcWidth, arcHeight float64) {
arcWidth = arcWidth / 2
arcHeight = arcHeight / 2
path.MoveTo(x1, y1+arcHeight)
path.QuadCurveTo(x1, y1, x1+arcWidth, y1)
path.LineTo(x2-arcWidth, y1)
path.QuadCurveTo(x2, y1, x2, y1+arcHeight)
path.LineTo(x2, y2-arcHeight)
path.QuadCurveTo(x2, y2, x2-arcWidth, y2)
path.LineTo(x1+arcWidth, y2)
path.QuadCurveTo(x1, y2, x1, y2-arcHeight)
path.Close()
}
func Ellipse(path Path, cx, cy, rx, ry float64) {
path.ArcTo(cx, cy, rx, ry, 0, -math.Pi*2)
path.Close()
}
func Circle(path Path, cx, cy, radius float64) {
path.ArcTo(cx, cy, radius, radius, 0, -math.Pi*2)
path.Close()
}
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