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This commit is contained in:
Will Charczuk 2019-02-13 16:09:26 -08:00
parent 3cb33d48d3
commit 26eaa1d898
76 changed files with 1076 additions and 1717 deletions
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56
box.go
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@ -3,8 +3,6 @@ package chart
import (
"fmt"
"math"
util "github.com/wcharczuk/go-chart/util"
)
var (
@ -91,12 +89,12 @@ func (b Box) GetBottom(defaults ...int) int {
// Width returns the width
func (b Box) Width() int {
return util.Math.AbsInt(b.Right - b.Left)
return AbsInt(b.Right - b.Left)
}
// Height returns the height
func (b Box) Height() int {
return util.Math.AbsInt(b.Bottom - b.Top)
return AbsInt(b.Bottom - b.Top)
}
// Center returns the center of the box
@ -148,10 +146,10 @@ func (b Box) Equals(other Box) bool {
// Grow grows a box based on another box.
func (b Box) Grow(other Box) Box {
return Box{
Top: util.Math.MinInt(b.Top, other.Top),
Left: util.Math.MinInt(b.Left, other.Left),
Right: util.Math.MaxInt(b.Right, other.Right),
Bottom: util.Math.MaxInt(b.Bottom, other.Bottom),
Top: MinInt(b.Top, other.Top),
Left: MinInt(b.Left, other.Left),
Right: MaxInt(b.Right, other.Right),
Bottom: MaxInt(b.Bottom, other.Bottom),
}
}
@ -222,10 +220,10 @@ func (b Box) Fit(other Box) Box {
func (b Box) Constrain(other Box) Box {
newBox := b.Clone()
newBox.Top = util.Math.MaxInt(newBox.Top, other.Top)
newBox.Left = util.Math.MaxInt(newBox.Left, other.Left)
newBox.Right = util.Math.MinInt(newBox.Right, other.Right)
newBox.Bottom = util.Math.MinInt(newBox.Bottom, other.Bottom)
newBox.Top = MaxInt(newBox.Top, other.Top)
newBox.Left = MaxInt(newBox.Left, other.Left)
newBox.Right = MinInt(newBox.Right, other.Right)
newBox.Bottom = MinInt(newBox.Bottom, other.Bottom)
return newBox
}
@ -264,36 +262,36 @@ type BoxCorners struct {
// Box return the BoxCorners as a regular box.
func (bc BoxCorners) Box() Box {
return Box{
Top: util.Math.MinInt(bc.TopLeft.Y, bc.TopRight.Y),
Left: util.Math.MinInt(bc.TopLeft.X, bc.BottomLeft.X),
Right: util.Math.MaxInt(bc.TopRight.X, bc.BottomRight.X),
Bottom: util.Math.MaxInt(bc.BottomLeft.Y, bc.BottomRight.Y),
Top: MinInt(bc.TopLeft.Y, bc.TopRight.Y),
Left: MinInt(bc.TopLeft.X, bc.BottomLeft.X),
Right: MaxInt(bc.TopRight.X, bc.BottomRight.X),
Bottom: MaxInt(bc.BottomLeft.Y, bc.BottomRight.Y),
}
}
// Width returns the width
func (bc BoxCorners) Width() int {
minLeft := util.Math.MinInt(bc.TopLeft.X, bc.BottomLeft.X)
maxRight := util.Math.MaxInt(bc.TopRight.X, bc.BottomRight.X)
minLeft := MinInt(bc.TopLeft.X, bc.BottomLeft.X)
maxRight := MaxInt(bc.TopRight.X, bc.BottomRight.X)
return maxRight - minLeft
}
// Height returns the height
func (bc BoxCorners) Height() int {
minTop := util.Math.MinInt(bc.TopLeft.Y, bc.TopRight.Y)
maxBottom := util.Math.MaxInt(bc.BottomLeft.Y, bc.BottomRight.Y)
minTop := MinInt(bc.TopLeft.Y, bc.TopRight.Y)
maxBottom := MaxInt(bc.BottomLeft.Y, bc.BottomRight.Y)
return maxBottom - minTop
}
// Center returns the center of the box
func (bc BoxCorners) Center() (x, y int) {
left := util.Math.MeanInt(bc.TopLeft.X, bc.BottomLeft.X)
right := util.Math.MeanInt(bc.TopRight.X, bc.BottomRight.X)
left := MeanInt(bc.TopLeft.X, bc.BottomLeft.X)
right := MeanInt(bc.TopRight.X, bc.BottomRight.X)
x = ((right - left) >> 1) + left
top := util.Math.MeanInt(bc.TopLeft.Y, bc.TopRight.Y)
bottom := util.Math.MeanInt(bc.BottomLeft.Y, bc.BottomRight.Y)
top := MeanInt(bc.TopLeft.Y, bc.TopRight.Y)
bottom := MeanInt(bc.BottomLeft.Y, bc.BottomRight.Y)
y = ((bottom - top) >> 1) + top
return
@ -303,12 +301,12 @@ func (bc BoxCorners) Center() (x, y int) {
func (bc BoxCorners) Rotate(thetaDegrees float64) BoxCorners {
cx, cy := bc.Center()
thetaRadians := util.Math.DegreesToRadians(thetaDegrees)
thetaRadians := DegreesToRadians(thetaDegrees)
tlx, tly := util.Math.RotateCoordinate(cx, cy, bc.TopLeft.X, bc.TopLeft.Y, thetaRadians)
trx, try := util.Math.RotateCoordinate(cx, cy, bc.TopRight.X, bc.TopRight.Y, thetaRadians)
brx, bry := util.Math.RotateCoordinate(cx, cy, bc.BottomRight.X, bc.BottomRight.Y, thetaRadians)
blx, bly := util.Math.RotateCoordinate(cx, cy, bc.BottomLeft.X, bc.BottomLeft.Y, thetaRadians)
tlx, tly := RotateCoordinate(cx, cy, bc.TopLeft.X, bc.TopLeft.Y, thetaRadians)
trx, try := RotateCoordinate(cx, cy, bc.TopRight.X, bc.TopRight.Y, thetaRadians)
brx, bry := RotateCoordinate(cx, cy, bc.BottomRight.X, bc.BottomRight.Y, thetaRadians)
blx, bly := RotateCoordinate(cx, cy, bc.BottomLeft.X, bc.BottomLeft.Y, thetaRadians)
return BoxCorners{
TopLeft: Point{tlx, tly},