/
main.go
120 lines (102 loc) · 2.58 KB
/
main.go
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package main
import (
"fmt"
"image"
"image/draw"
_ "image/jpeg"
"log"
"time"
"github.com/hajimehoshi/ebiten"
ui "github.com/martinlindhe/gameui"
)
const (
width, height = 413, 240
scale = 2.
fontName = "_resources/font/open_dyslexic/OpenDyslexic3-Regular.ttf"
)
var (
gui *ui.UI
fps *ui.Text
mana *ui.Bar
bar1 *ui.Bar
bar2 *ui.Bar
bar3 *ui.Bar
lastInc time.Time
background image.Image
)
func init() {
var err error
background, err = ui.OpenImage("_resources/gfx/fiveyears.jpg")
if err != nil {
log.Fatal(err)
}
gui = ui.New(width, height)
fnt, err := ui.NewFont(fontName, 12, 72, ui.White)
if err != nil {
log.Fatal(err)
}
fps = ui.NewText(fnt)
gui.AddComponent(fps)
gui.AddKeyFunc(ui.KeyQ, func() error {
fmt.Println("q - QUITTING")
return ui.GracefulExitError{}
})
mana = ui.NewBar(width-2, 16)
mana.SetValue(25)
mana.SetFillColor(ui.Blue)
mana.Position = ui.Point{X: 0, Y: (height / 2) + (height / 4)}
mana.SetTooltip(fmt.Sprintf("mana = %d", mana.GetValue()))
gui.AddComponent(mana)
grpWidth := 40
grp := ui.NewGroup(grpWidth, 100)
grp.Position = ui.Point{X: (width / 2) - (grpWidth / 2), Y: 10}
bar1 = ui.NewBar(grpWidth, 10)
bar1.Position = ui.Point{X: 0, Y: 0}
bar1.SetValue(10)
bar1.SetFillColor(ui.Red)
bar1.SetTooltip("bar 1")
grp.AddChild(bar1)
bar2 = ui.NewBar(grpWidth, 10)
bar2.Position = ui.Point{X: 0, Y: 15}
bar2.SetValue(20)
bar2.SetFillColor(ui.Green)
bar2.SetTooltip("bar 2")
grp.AddChild(bar2)
bar3 = ui.NewBar(grpWidth, 10)
bar3.Position = ui.Point{X: 0, Y: 30}
bar3.SetValue(40)
bar3.SetFillColor(ui.Yellow)
bar3.SetTooltip("bar 3")
grp.AddChild(bar3)
gui.AddComponent(grp)
lastInc = time.Now()
}
func main() {
if err := ebiten.Run(update, width, height, scale, "Tooltip (UI Demo)"); err != nil {
log.Fatal(err)
}
}
func update(screen *ebiten.Image) error {
if err := gui.Update(); err != nil {
return err
}
fps.SetText(fmt.Sprintf("%.1f", ebiten.CurrentFPS()))
if lastInc.Before(time.Now().Add(-1 * time.Second)) {
lastInc = time.Now()
mana.IncValue(2)
bar1.IncValue(5)
bar2.IncValue(3)
bar3.IncValue(1)
mana.SetTooltip(fmt.Sprintf("mana = %d", mana.GetValue()))
}
rect := image.Rect(0, 0, gui.Dimension.Width, gui.Dimension.Height)
frame := image.NewRGBA(rect)
draw.Draw(frame, rect, background, image.ZP, draw.Src)
draw.Draw(frame, rect, gui.Render(), image.ZP, draw.Over)
eframe, err := ebiten.NewImageFromImage(frame, ebiten.FilterNearest)
if err != nil {
return err
}
screen.DrawImage(eframe, &ebiten.DrawImageOptions{})
return nil
}