ZacharyZhang-NY
f48075230f
Health, mana and experience bars, quarter hearts, lives, a spinning coin counter, score board, stage timer, minimap with fog, compass, hotbar, paper-doll equipment, skill tree, skill buttons with cooldown wipes, status effects, a boss bar, damage numbers, quest log and tracker, party frames, character sheet, level-up screen and shop. data exports DrawSlot so every slot looks alike; pixel adds TextVeil for dissolving text. Messages the font cannot draw are fixed and TestMessagesHaveGlyphs holds every message to the font.
80 lines
2.6 KiB
Go
80 lines
2.6 KiB
Go
package game
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import (
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"fmt"
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"log/slog"
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"strconv"
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"github.com/egoist/mygo/ui"
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"git.zacharyzhang.com/ZacharyZhang-NY/8bitMyGoUI/data"
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"git.zacharyzhang.com/ZacharyZhang-NY/8bitMyGoUI/icon"
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"git.zacharyzhang.com/ZacharyZhang-NY/8bitMyGoUI/input"
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"git.zacharyzhang.com/ZacharyZhang-NY/8bitMyGoUI/pixel"
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)
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// Ware is an item for sale; Owned counts those held.
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type Ware struct {
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Item data.Item
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Price, Owned int
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}
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type ShopOptions struct {
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Disabled bool
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}
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type ShopResult struct {
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Element *ui.Element
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// Bought and Sold are this frame's trades, or -1.
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Bought, Sold int
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}
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// Shop buys at price, sells at half; dear wares fade.
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func Shop(c *ui.Context, text string, wares []Ware, gold *int, o ShopOptions) ShopResult {
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k := pixel.K(c)
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if *gold < 0 {
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panic(fmt.Sprintf("game: Shop gold %d", *gold))
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}
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name := 0
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for _, w := range wares {
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if w.Price < 0 || w.Owned < 0 || w.Item.Sprite == nil {
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panic(fmt.Sprintf("game: ware %q costs %d, owned %d", w.Item.Name, w.Price, w.Owned))
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}
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name = max(name, pixel.Measure(w.Item.Name))
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}
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col := ui.Column(c).Gap(k.D(3)).Role(ui.RoleGroup).Label(text)
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res := ShopResult{Element: col, Bought: -1, Sold: -1}
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col.Children(func() {
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CoinCounter(c, k.Msg("gold"), *gold, CoinCounterOptions{})
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for i := range wares {
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w := &wares[i]
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dear := w.Price > *gold
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ink := pixel.Ink
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if dear {
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ink = pixel.Faint
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}
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ui.Row(c).Gap(k.D(5)).AlignItems(ui.Center).Children(func() {
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data.ItemSlot(c, w.Item, data.ItemSlotOptions{})
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ui.Box(c).Width(k.D(name + 4)).Children(func() { pixel.Text(c, w.Item.Name, pixel.TextOptions{Slot: ink}) })
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ui.Row(c).Width(k.D(40)).Gap(k.D(2)).AlignItems(ui.Center).Children(func() {
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ui.Box(c).Size(k.D(12), k.D(12)).Draw(func(p *ui.Painter, r ui.Rect) {
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k.Canvas(p, r).Sprite(0, 0, icon.Coin, 0, pixel.Ink, 1)
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})
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pixel.Text(c, strconv.Itoa(w.Price), pixel.TextOptions{Slot: ink})
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})
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ui.Box(c).Width(k.D(24)).Children(func() { pixel.Text(c, "×"+strconv.Itoa(w.Owned), pixel.TextOptions{Slot: pixel.Faint}) })
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if input.Button(c, k.Msg("buy"), input.ButtonOptions{Size: input.Small, Label: k.Msg("buy") + " " + w.Item.Name, Disabled: o.Disabled || dear}).Clicked {
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*gold, w.Owned, res.Bought = *gold-w.Price, w.Owned+1, i
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}
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if input.Button(c, k.Msg("sell"), input.ButtonOptions{Size: input.Small, Label: k.Msg("sell") + " " + w.Item.Name, Disabled: o.Disabled || w.Owned == 0}).Clicked {
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*gold, w.Owned, res.Sold = *gold+w.Price/2, w.Owned-1, i
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}
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})
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}
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})
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if res.Bought >= 0 || res.Sold >= 0 {
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slog.Debug("8bit: shop", "label", text, "bought", res.Bought, "sold", res.Sold, "gold", *gold)
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}
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return res
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}
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