Golang语言情怀--第140期 Go语言Ebiten引擎《荒野坦克大战》开发:游客功能UI完成

func NewGame() *Game {
    g := &Game{}
    g.button1 = &Button{
        Rect: image.Rect(567, 567, 695, 599), //按钮的位置和坐标，可以调整位置！
        Text: `Guest login`,
    }
    g.button1.SetOnPressed(func(b *Button) {
        g.textBoxLog.AppendLine("Button 1 Pressed")
    })
    return g
}

g.button1 = &Button{
        Rect: image.Rect(567, 567, 695, 599), //按钮的位置和坐标，可以调整位置！
        Text: `Guest login`,
    }

Rect: image.Rect(567, 567, 695, 599), //按钮的位置和坐标，可以调整位置！

// Copyright 2018 Hajime Hoshi
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package main

import (
    "fmt"
    "image"

    "github.com/hajimehoshi/ebiten"

    "github.com/hajimehoshi/ebitenui"
    "github.com/hajimehoshi/ebitenui/layout"
)

type App struct {
    root  *ebitenui.Widget
    root1 *ebitenui.Button
}

func (a *App) Update(screen *ebiten.Image) error {

    a.root.Update()

    if ebiten.IsRunningSlowly() {
        return nil
    }

    a.root.Draw(screen)

    return nil
}

func main() {

    // 创建整体的区域大小
    app := &App{
        root: ebitenui.NewWidget(nil),
    }
    app.root.Resize(image.Rect(0, 0, 640, 480))
    //------------------------------------------------------------------------------------------------------------------
    // 创建面板
    panel := ebitenui.NewWidget(&ebitenui.Panel{})
    panel.Resize(image.Rect(30, 30, 300, 200))
    //------------------------------------------------------------------------------------------------------------------
    // 创建按钮的区域
    button := ebitenui.NewWidget(&ebitenui.Button{
        OnClick: func() {
            fmt.Println("Button Click")
        },
        OnMouseDown: func() {
            fmt.Println("Button MouseDown")
        },
        OnMouseUp: func() {
            fmt.Println("Button MouseUp")
        },
    })
    button.Resize(image.Rect(400, 400, 460, 460))
    //------------------------------------------------------------------------------------------------------------------
    // 面板中增加按钮
    panel.AddChild(button, image.Rect(0, 0, layout.MaxAnchor, layout.MaxAnchor))
    // 全部增加到整体上
    app.root.AddChild(panel, image.Rect(0, 0, layout.MaxAnchor, layout.MaxAnchor))
    //------------------------------------------------------------------------------------------------------------------
    if err := ebiten.Run(app.Update, 640, 480, 1, "UI Example"); err != nil {
        panic(err)
    }
}