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main_menu.go
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/
main_menu.go
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package main
import (
"fmt"
"image/color"
"engo.io/ecs"
"engo.io/engo"
"engo.io/engo/common"
"github.com/kori-irrlicht/jump-game/ui"
)
type mainMenu struct{}
func (g *mainMenu) Type() string { return sceneMainMenu }
func (g *mainMenu) Preload() {
err := engo.Files.Load("Roboto-Regular.ttf")
fmt.Println(err)
}
func (g *mainMenu) Setup(world *ecs.World) {
common.SetBackground(color.White)
world.AddSystem(&common.RenderSystem{})
world.AddSystem(&common.MouseSystem{})
world.AddSystem(&ui.ActionSystem{})
menu := buildMainMenu()
for _, s := range world.Systems() {
menu.AddTo(s)
}
}
func buildMainMenu() *ui.Menu {
buttons := []ui.Button{
{
Text: "Start",
Action: func() {
engo.SetSceneByName(sceneGame, true)
},
},
{
Text: "Quit",
Action: func() {
engo.Exit()
},
},
}
m := &ui.Menu{}
m.SpaceComponent = &common.SpaceComponent{
Position: engo.Point{X: 0, Y: 0},
Height: 100,
Width: 200,
}
m.Center(engo.Point{
X: 400,
Y: 320,
})
m.BuildMenu(buttons)
return m
}