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Contract layouts are now based on new Row and Column layouts

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This commit is contained in:
Sasha Koshka
2024-06-12 03:15:38 -04:00
parent 1596d54834
commit 9ce7f8b8f3
3 changed files with 214 additions and 82 deletions
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90
layouts/contract.go
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@@ -16,93 +16,25 @@ const ContractVertical Contract = true
const ContractHorizontal Contract = false
func (contract Contract) MinimumSize (hints tomo.LayoutHints, boxes []tomo.Box) image.Point {
if contract.v() {
dot := image.Point { }
for _, box := range boxes {
minimum := box.MinimumSize()
dot.Y += minimum.Y
if dot.X < minimum.X {
dot.X = minimum.X
}
}
dot.Y += hints.Gap.Y * (len(boxes) - 1)
return dot
} else {
dot := image.Point { }
for _, box := range boxes {
minimum := box.MinimumSize()
dot.X += minimum.X
if dot.Y < minimum.Y {
dot.Y = minimum.Y
}
}
dot.X += hints.Gap.X * (len(boxes) - 1)
return dot
}
return contract.fallback().MinimumSize(hints, boxes)
}
func (contract Contract) Arrange (hints tomo.LayoutHints, boxes []tomo.Box) {
// TODO if we overflow in a direction, respect the reccomended size
if contract.v() {
dot := hints.Bounds.Min
for index, box := range boxes {
if index > 0 { dot.Y += hints.Gap.Y }
minimum := box.MinimumSize()
box.SetBounds(image.Rectangle {
Min: dot,
Max: dot.Add(image.Pt(hints.Bounds.Dx(), minimum.Y)),
})
dot.Y += minimum.Y
}
height := dot.Y - hints.Bounds.Min.Y
offset := 0
switch hints.AlignY {
case tomo.AlignMiddle:
offset = (hints.Bounds.Dy() - height) / 2
case tomo.AlignEnd:
offset = hints.Bounds.Dy() - height
}
for _, box := range boxes {
box.SetBounds(box.Bounds().Add(image.Pt(0, offset)))
}
} else {
dot := hints.Bounds.Min
for index, box := range boxes {
if index > 0 { dot.X += hints.Gap.X }
minimum := box.MinimumSize()
box.SetBounds(image.Rectangle {
Min: dot,
Max: dot.Add(image.Pt(minimum.X, hints.Bounds.Dy())),
})
dot.X += minimum.X
}
width := dot.X - hints.Bounds.Min.X
offset := 0
switch hints.AlignX {
case tomo.AlignMiddle:
offset = (hints.Bounds.Dx() - width) / 2
case tomo.AlignEnd:
offset = hints.Bounds.Dx() - width
}
for _, box := range boxes {
box.SetBounds(box.Bounds().Add(image.Pt(offset, 0)))
}
}
contract.fallback().Arrange(hints, boxes)
}
func (contract Contract) RecommendedHeight (hints tomo.LayoutHints, boxes []tomo.Box, width int) int {
// TODO
return 0
return contract.fallback().RecommendedHeight(hints, boxes, width)
}
func (contract Contract) RecommendedWidth (hints tomo.LayoutHints, boxes []tomo.Box, height int) int {
// TODO
return 0
return contract.fallback().RecommendedWidth(hints, boxes, height)
}
func (contract Contract) v () bool { return contract == ContractVertical }
func (contract Contract) h () bool { return contract == ContractHorizontal }
func (contract Contract) fallback () tomo.Layout {
if contract == ContractVertical {
return Column { }
} else {
return Row { }
}
}