29 lines
680 B
Go
29 lines
680 B
Go
package text
|
||
|
||
import (
|
||
"fmt"
|
||
|
||
"github.com/egoist/mygo/ui"
|
||
|
||
"git.zacharyzhang.com/ZacharyZhang-NY/8bitMyGoUI/pixel"
|
||
)
|
||
|
||
type HeadingOptions struct {
|
||
// Level 1–3 draws at ×3, ×2, ×1; zero means 1.
|
||
Level int
|
||
Slot pixel.Slot
|
||
}
|
||
|
||
// Heading is a title with a 1-dot Shade shadow.
|
||
func Heading(c *ui.Context, s string, o HeadingOptions) *ui.Element {
|
||
level := orDef("Heading Level", o.Level, 1)
|
||
if level > 3 {
|
||
panic(fmt.Sprintf("text: Heading Level %d outside 1–3", level))
|
||
}
|
||
k, sc := pixel.K(c), 4-level
|
||
return block(c, k, s, pixel.Measure(s)*sc+1, pixel.LineHeight*sc+1, func(g pixel.Canvas) {
|
||
g.Text(1, 1, s, pixel.Shade, sc)
|
||
g.Text(0, 0, s, o.Slot, sc)
|
||
})
|
||
}
|