Elements are now pass-scoped value handles: tests that read bounds after a frame bind a ui.Handle. pixel tells frames apart by the build pass's root, since the Tester clock no longer moves on its own. Fix the regressions the upgrade brought: - Clipboard reads in input handlers go through c.Services(). - MyGo notes an overlay's opener after building it, so AutoFocus inside lost it; pixel.AutoFocus focuses through a Handle, and archtest bans the raw call. Dialogs hand the focus back again. - Elements around a press stay hovered: Tooltip tells a press-given focus by focus arriving under the pointer. - The web host moves the Tester clock with real time, at most 500 ms a call, and gives components the real clock. The gallery's source index also accepts CRLF checkouts. Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>
79 lines
2.0 KiB
Go
79 lines
2.0 KiB
Go
package code
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import (
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"fmt"
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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 DebugGridOptions struct {
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// Step is dots between lines, 2–32; zero means 8.
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Step int
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}
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// DebugGrid rules content with the dot grid and rulers.
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func DebugGrid(c *ui.Context, o DebugGridOptions, content func()) ui.Element {
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k := pixel.K(c)
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step := pixel.Or("DebugGrid Step", o.Step, 8)
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if step < 2 || step > 32 {
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panic(fmt.Sprintf("code: DebugGrid Step %d outside 2–32", step))
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}
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// ruler ticks every two dots; steps are long, some numbered.
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ruler := func(across bool) func(p *ui.Painter, r ui.Rect) {
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return func(p *ui.Painter, r ui.Rect) {
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g := k.Canvas(p, r)
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g.Rect(0, 0, g.W, g.H, pixel.Face)
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n := g.H
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if across {
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n = g.W
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}
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for i := 0; i < n; i += 2 {
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l := 2
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if i%step == 0 {
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l = 4
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}
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if across {
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g.VLine(i, 10-l, l, pixel.Ink)
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} else {
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g.HLine(10-l, i, l, pixel.Ink)
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}
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if s := fmt.Sprint(i); i%(4*step) == 0 && i > 0 {
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if across {
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g.Micro(i+1, 0, s, pixel.Faint, 1)
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} else if pixel.MicroWidth(s) <= 6 {
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g.Micro(0, i+1, s, pixel.Faint, 1)
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}
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}
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}
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}
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}
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// The rulers stretch to the content, no further.
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return ui.Column(c).AlignSelf(ui.Start).AlignItems(ui.Stretch).Children(func() {
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ui.Row(c).Children(func() {
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ui.Box(c).Size(k.D(10), k.D(10)).Draw(func(p *ui.Painter, r ui.Rect) {
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k.Canvas(p, r).Rect(0, 0, 10, 10, pixel.Shade)
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})
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ui.Box(c).Height(k.D(10)).Grow(1).Draw(ruler(true))
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})
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ui.Row(c).AlignItems(ui.Stretch).Children(func() {
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ui.Box(c).Width(k.D(10)).Draw(ruler(false))
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ui.Box(c).Children(content).DrawOver(func(p *ui.Painter, r ui.Rect) {
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g := k.Canvas(p, r)
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// Dotted lines every step, every other dot lit.
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for x := 0; x < g.W; x += step {
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for y := 0; y < g.H; y += 2 {
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g.Dot(x, y, pixel.Accent)
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}
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}
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for y := 0; y < g.H; y += step {
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for x := 0; x < g.W; x += 2 {
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g.Dot(x, y, pixel.Accent)
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}
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}
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})
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})
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})
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}
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