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Scroll bar background drawing

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This commit is contained in:
Sasha Koshka 2023-01-19 18:29:57 -05:00
parent 9c37cb8fef
commit 4367bba602
2 changed files with 19 additions and 10 deletions
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24
elements/basic/scrollcontainer.go
View File

@ -122,7 +122,7 @@ func (element *ScrollContainer) HandleMouseScroll (
x, y int,
deltaX, deltaY float64,
) {
// TODO: do not pass this down to the child
// TODO: use this to scroll. do not pass this down to the child
}
func (element *ScrollContainer) Selected () (selected bool) {
@ -228,31 +228,35 @@ func (element *ScrollContainer) recalculate () {
}
// move the bars to the edge of the element
horizontal.bounds = horizontal.bounds.Add (
bounds.Max.Sub(horizontal.bounds.Max))
vertical.bounds = vertical.bounds.Add (
bounds.Max.Sub(vertical.bounds.Max))
horizontal.bounds.Min.Y += bounds.Max.Y - horizontal.bounds.Dy()
horizontal.bounds.Max.Y += bounds.Max.Y
vertical.bounds.Min.X += bounds.Max.X - vertical.bounds.Dx()
vertical.bounds.Max.X += bounds.Max.X
}
func (element *ScrollContainer) draw () {
artist.Paste(element.core, element.child, image.Point { })
element.drawHorizontalBar()
element.drawVerticalBar()
artist.FillRectangle (
element, theme.BackgroundPattern(),
element, theme.DeadPattern(),
image.Rect (
element.vertical.bounds.Min.X,
element.horizontal.bounds.Min.Y,
element.vertical.bounds.Max.X,
element.horizontal.bounds.Max.Y))
element.drawHorizontalBar()
element.drawVerticalBar()
}
func (element *ScrollContainer) drawHorizontalBar () {
artist.FillRectangle (
element, theme.SunkenPattern(),
element.horizontal.bounds)
}
func (element *ScrollContainer) drawVerticalBar () {
artist.FillRectangle (
element, theme.SunkenPattern(),
element.vertical.bounds)
}
func (element *ScrollContainer) updateMinimumSize () {

5
theme/theme.go
View File

@ -34,9 +34,14 @@ var sunkenPattern = artist.NewMultiBorder (
},
artist.Border { Stroke: artist.NewUniform(hex(0x97a09cFF)) })
var deadPattern = artist.NewMultiBorder (
artist.Border { Weight: 1, Stroke: strokePattern },
artist.Border { Stroke: artist.NewUniform(hex(0x97a09cFF)) })
func AccentPattern () (artist.Pattern) { return accentPattern }
func BackgroundPattern () (artist.Pattern) { return backgroundPattern }
func SunkenPattern () (artist.Pattern) { return sunkenPattern}
func DeadPattern () (artist.Pattern) { return deadPattern }
func ForegroundPattern (enabled bool) (artist.Pattern) {
if enabled {
return foregroundPattern