26 lines
604 B
Go
26 lines
604 B
Go
package text
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import (
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"github.com/egoist/mygo/ui"
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"git.zacharyzhang.com/ZacharyZhang-NY/8bitMyGoUI/pixel"
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)
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type BlinkTextOptions struct {
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Slot pixel.Slot
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Scale int
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// FPS is blinks per second, times two; zero means 2.
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FPS int
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}
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// BlinkText blinks; under Reduce Motion it stays shown.
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func BlinkText(c *ui.Context, s string, o BlinkTextOptions) *ui.Element {
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k, sc := pixel.K(c), scale(o.Scale)
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fps := orDef("BlinkText FPS", o.FPS, 2)
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return block(c, k, s, pixel.Measure(s)*sc, pixel.LineHeight*sc, func(g pixel.Canvas) {
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if g.Step(fps)%2 == 0 {
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g.Text(0, 0, s, o.Slot, sc)
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}
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})
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}
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