/
assets.go
94 lines (78 loc) · 1.86 KB
/
assets.go
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package assets
import (
"embed"
"image"
_ "image/png"
"io/fs"
"github.com/golang/freetype/truetype"
"github.com/hajimehoshi/ebiten/v2"
"golang.org/x/image/font"
"golang.org/x/image/font/gofont/goregular"
"golang.org/x/image/font/opentype"
)
//go:embed *
var assets embed.FS
var RabbitSprite = mustLoadImage("tile_0106.png")
var RabbitSpriteR = mustLoadImage("tile_0160.png")
var PlayerSprite = mustLoadImage("player.png")
var CarrierSprite = mustLoadImage("player.png")
var LettuceSprite = mustLoadImage("tile_0094.png")
var StarSprite = mustLoadImage("star0.png")
var MeteorSprites = mustLoadImages("meteors/*.png")
var LaserSprite = mustLoadImage("laser.png")
var ScoreFont = mustLoadFont("font.ttf", 48)
var InfoFont = mustLoadFont("font.ttf", 14)
var StarFont = regularFont(12)
func mustLoadImage(name string) *ebiten.Image {
f, err := assets.Open(name)
if err != nil {
panic(err)
}
defer f.Close()
img, _, err := image.Decode(f)
if err != nil {
panic(err)
}
return ebiten.NewImageFromImage(img)
}
func mustLoadImages(path string) []*ebiten.Image {
matches, err := fs.Glob(assets, path)
if err != nil {
panic(err)
}
images := make([]*ebiten.Image, len(matches))
for i, match := range matches {
images[i] = mustLoadImage(match)
}
return images
}
func mustLoadFont(name string, size float64) font.Face {
f, err := assets.ReadFile(name)
if err != nil {
panic(err)
}
tt, err := opentype.Parse(f)
if err != nil {
panic(err)
}
face, err := opentype.NewFace(tt, &opentype.FaceOptions{
Size: size,
DPI: 72,
Hinting: font.HintingVertical,
})
if err != nil {
panic(err)
}
return face
}
func regularFont(size float64) font.Face {
ttfFont, err := truetype.Parse(goregular.TTF)
if err != nil {
return nil
}
return truetype.NewFace(ttfFont, &truetype.Options{
Size: size,
DPI: 72,
Hinting: font.HintingFull,
})
}