iceking2nd
fedc198452
- 新增 tools/gen_icons 生成 7 张 vendor 占位 PNG + 256x256 应用图标 - internal/ui/vendor_icons.go 用 //go:embed 加载并按 Authenticator.Name() 查表 - entry 行圆环中心叠 16dp vendor 图标，HOTP 直接用图标占位 - 图标为通用色块 + 首字母，无第三方商标；用户可按文件名替换为真实 logo - assets/README 说明替换方式与 Windows .syso 嵌入步骤
120 lines
3.5 KiB
Go
120 lines
3.5 KiB
Go
package ui
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import (
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"image"
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"time"
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"gioui.org/layout"
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"gioui.org/op"
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"gioui.org/op/paint"
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"gioui.org/unit"
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"gioui.org/widget"
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"git.wxccs.org/iceking2nd/winauth-go/internal/authenticator"
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)
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// entryProgressRing draws the per-row TOTP countdown ring with the
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// vendor icon nested in the centre. For HOTP entries the ring is
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// omitted (no countdown to show) and the icon fills the same slot so
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// rows still line up.
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func entryProgressRing(gtx layout.Context, en *entry) layout.Dimensions {
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const ringDp = 24
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const iconDp = 16
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if en.Auth == nil {
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return layout.Dimensions{Size: image.Pt(gtx.Dp(ringDp), gtx.Dp(ringDp))}
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}
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vendor := en.Auth.Name()
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if vendor == "hotp" {
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// HOTP has no period to visualise — just show the icon scaled
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// to the full slot so rows still align.
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return drawCenteredIcon(gtx, vendor, ringDp, ringDp)
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}
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period := totpPeriod(en.Auth)
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if period <= 0 {
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period = authenticator.DefaultPeriod
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}
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now := time.Now().Unix()
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elapsed := now % int64(period)
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remaining := int64(period) - elapsed
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progress := float32(remaining) / float32(period)
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fg := activePalette.RingFg
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if remaining <= 5 {
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fg = activePalette.RingFgWarn
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}
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bg := activePalette.RingBg
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ringDims := progressRing{
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Size: unit.Dp(ringDp),
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Stroke: unit.Dp(2.5),
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Progress: progress,
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Color: fg,
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BgColor: bg,
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}.Layout(gtx)
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// Overlay the vendor icon in the centre of the same slot. We do
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// this by recording the icon op into a fixed-size context, then
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// offsetting it so its centre matches the ring's centre.
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iconPx := gtx.Dp(iconDp)
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iconGtx := gtx
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iconGtx.Constraints.Min = image.Pt(iconPx, iconPx)
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iconGtx.Constraints.Max = image.Pt(iconPx, iconPx)
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macro := op.Record(gtx.Ops)
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paintIcon(iconGtx, vendor)
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call := macro.Stop()
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offset := image.Pt(
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(ringDims.Size.X-iconPx)/2,
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(ringDims.Size.Y-iconPx)/2,
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)
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st := op.Offset(offset).Push(gtx.Ops)
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call.Add(gtx.Ops)
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st.Pop()
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return ringDims
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}
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// drawCenteredIcon paints a vendor icon scaled to fit a w×h slot. Used
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// for HOTP entries that have no ring around them.
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func drawCenteredIcon(gtx layout.Context, vendor string, wDp, hDp unit.Dp) layout.Dimensions {
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wPx, hPx := gtx.Dp(wDp), gtx.Dp(hDp)
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gtx.Constraints.Min = image.Pt(wPx, hPx)
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gtx.Constraints.Max = image.Pt(wPx, hPx)
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return paintIcon(gtx, vendor)
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}
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// paintIcon draws the vendor icon scaled to fit the current
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// constraints. Returns its layout dimensions so callers can compose it
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// inside a Flex. Returns a zero-sized layout if the icon is missing.
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func paintIcon(gtx layout.Context, vendor string) layout.Dimensions {
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img := vendorIconFor(vendor)
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if img == nil {
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return layout.Dimensions{Size: gtx.Constraints.Min}
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}
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w := widget.Image{
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Src: paint.NewImageOp(img),
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Fit: widget.Contain,
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Position: layout.Center,
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}
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// Match one source pixel to one device pixel scaled by Fit. We
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// don't want device-DPI scaling on top of widget.Fit's own
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// scaling, so leave Scale at its 1.0 default.
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return w.Layout(gtx)
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}
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// totpPeriod extracts the configured period from any authenticator whose
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// underlying Base we can reach. Returns 0 if the authenticator does not
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// expose one (in which case callers fall back to the default).
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func totpPeriod(a authenticator.Authenticator) int {
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type periodGetter interface{ GetPeriod() int }
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if pg, ok := a.(periodGetter); ok {
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return pg.GetPeriod()
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}
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// All current TOTP-like authenticators (Google/Microsoft/Okta/Steam/
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// BattleNet) embed authenticator.Base whose default period is 30s,
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// matching the C# original. Hard-code that here.
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return authenticator.DefaultPeriod
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}
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