Files
8bitMyGoUI/gallery/registry.go
T
ZacharyZhang-NY 51af14709d Add code components 366-385; ScrollArea Follow, editor sync
A terminal with history, a Go-colored code block, a log viewer that
follows, a hex viewer, a memory map, a JSON tree, a line diff, a GAME
OVER crash screen, an FPS meter, profiler bars, breakpoints,
variables, command history, a shortcut list, a debug grid, a pixel
editor that exports string art, a palette editor, a sprite sheet, a
glyph map and a 6502 register view.

layout.ScrollArea takes Follow, and ChatLog now uses it. data.TreeNode
takes a Value drawn in its Slot. pixel gains Has, and Sprite.Art
writes MustSprite art. pixel.Editor takes the caller's value at each
input event, so a value changed between frames is never typed onto.
2026-10-12 07:18:30 -04:00

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3.4 KiB
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// Package gallery shows every component live, in every palette.
package gallery
import (
"embed"
"fmt"
"reflect"
"runtime"
"slices"
"strings"
"github.com/egoist/mygo/ui"
"git.zacharyzhang.com/ZacharyZhang-NY/8bitMyGoUI/icon"
"git.zacharyzhang.com/ZacharyZhang-NY/8bitMyGoUI/pixel"
)
// Entry is one page: a component or an engine foundation.
type Entry struct {
// ID is 1–500 for components, 0 for foundations.
ID int
Name, Zh string
Category string
Summary string
Demo func(c *ui.Context, log func(string))
}
type Category struct {
Key, Name, Zh string
Icon *pixel.Sprite
}
var Categories = []Category{
{"foundations", "Foundations", "基础", icon.Palette},
{"layout", "Layout", "布局", icon.Grid},
{"text", "Text", "文字", icon.FileText},
{"display", "Display", "展示", icon.Image},
{"input", "Input", "输入", icon.Edit},
{"feedback", "Feedback", "反馈", icon.Info},
{"navigation", "Navigation", "导航", icon.Map},
{"data", "Data", "数据", icon.List},
{"overlay", "Overlay", "浮层", icon.Copy},
{"datetime", "Date & Time", "日期时间", icon.Calendar},
{"chart", "Chart", "图表", icon.Sort},
{"game", "Game", "游戏", icon.Gamepad},
{"fx", "Effects", "特效", icon.Sparkle},
{"chat", "Chat", "聊天", icon.Chat},
{"media", "Media", "媒体", icon.Music},
{"code", "Code", "代码", icon.Code},
{"account", "Account", "账户", icon.User},
{"files", "Files", "文件", icon.Folder},
{"project", "Project", "项目", icon.Flag},
{"shop", "Shop", "商店", icon.Cart},
{"agent", "Agent", "智能体", icon.Robot},
{"desk", "Desk", "桌面", icon.Save},
{"tabletop", "Tabletop", "桌游", icon.Crown},
}
var entries = slices.Concat(foundationEntries, layoutEntries, textEntries, displayEntries, inputEntries, controlEntries, feedbackEntries, navigationEntries, dataEntries, recordEntries, overlayEntries, popupEntries, datetimeEntries, timeEntries, chartEntries, plotEntries, gameEntries, rpgEntries, screenEntries, lootEntries, fxEntries, screenFxEntries, chatEntries, mailEntries, mediaEntries, studioEntries, codeEntries, debugEntries)
func Entries() []Entry { return entries }
func (e Entry) Slug() string {
s := strings.ToLower(strings.ReplaceAll(e.Name, " ", "-"))
if e.ID == 0 {
return s
}
return fmt.Sprintf("%03d-%s", e.ID, s)
}
func (e Entry) Path() string {
if e.ID == 0 {
return "/f/" + e.Slug()
}
return "/c/" + e.Slug()
}
//go:embed demos_*.go
var demoFiles embed.FS
var codes = sources()
// Code is the source of the entry's demo function.
func (e Entry) Code() string {
src, ok := codes[funcName(e.Demo)]
if !ok {
panic("gallery: no source for " + funcName(e.Demo))
}
return src
}
func funcName(f any) string {
n := runtime.FuncForPC(reflect.ValueOf(f).Pointer()).Name()
return n[strings.LastIndex(n, ".")+1:]
}
// sources indexes every top-level demo function by name.
func sources() map[string]string {
files, err := demoFiles.ReadDir(".")
if err != nil {
panic(err)
}
out := map[string]string{}
for _, f := range files {
b, err := demoFiles.ReadFile(f.Name())
if err != nil {
panic(err)
}
for _, part := range strings.Split(string(b), "\nfunc ")[1:] {
end := strings.Index(part, "\n}\n")
if end < 0 {
panic("gallery: unterminated func in " + f.Name())
}
if name := part[:strings.IndexAny(part, "( ")]; name != "" {
out[name] = "func " + part[:end+2]
}
}
}
return out
}