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examples/text: use GoTextFace

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This commit is contained in:
Hajime Hoshi 2023-11-15 22:01:24 +09:00
parent b2c45a369a
commit acd5207142
1 changed files with 12 additions and 29 deletions
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37
examples/text/main.go
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@ -15,14 +15,11 @@
package main package main
import ( import (
"bytes"
"image/color" "image/color"
"log" "log"
"math" "math"
"golang.org/x/image/font"
"golang.org/x/image/font/opentype"
"golang.org/x/image/math/fixed"
"github.com/hajimehoshi/ebiten/v2" "github.com/hajimehoshi/ebiten/v2"
"github.com/hajimehoshi/ebiten/v2/examples/resources/fonts" "github.com/hajimehoshi/ebiten/v2/examples/resources/fonts"
"github.com/hajimehoshi/ebiten/v2/text/v2" "github.com/hajimehoshi/ebiten/v2/text/v2"
@ -38,36 +35,26 @@ const sampleText = ` The quick brown fox jumps
over the lazy dog.` over the lazy dog.`
var ( var (
mplusNormalFace *text.StdFace mplusFaceSource *text.GoTextFaceSource
mplusBigFace *text.StdFace mplusNormalFace *text.GoTextFace
mplusBigFace *text.GoTextFace
) )
func init() { func init() {
tt, err := opentype.Parse(fonts.MPlus1pRegular_ttf) s, err := text.NewGoTextFaceSource(bytes.NewReader(fonts.MPlus1pRegular_ttf))
if err != nil { if err != nil {
log.Fatal(err) log.Fatal(err)
} }
mplusFaceSource = s
const dpi = 72 mplusNormalFace = &text.GoTextFace{
mplusNormalFont, err := opentype.NewFace(tt, &opentype.FaceOptions{ Source: mplusFaceSource,
Size: 24, Size: 24,
DPI: dpi,
Hinting: font.HintingVertical,
})
if err != nil {
log.Fatal(err)
} }
mplusNormalFace = text.NewStdFace(mplusNormalFont) mplusBigFace = &text.GoTextFace{
Source: mplusFaceSource,
mplusBigFont, err := opentype.NewFace(tt, &opentype.FaceOptions{
Size: 32, Size: 32,
DPI: dpi,
Hinting: font.HintingVertical,
})
if err != nil {
log.Fatal(err)
} }
mplusBigFace = text.NewStdFace(mplusBigFont)
} }
type Game struct { type Game struct {
@ -87,10 +74,6 @@ func (g *Game) Update() error {
return nil return nil
} }
func fixed26_6ToFloat32(x fixed.Int26_6) float32 {
return float32(x>>6) + float32(x&((1<<6)-1))/(1<<6)
}
func (g *Game) Draw(screen *ebiten.Image) { func (g *Game) Draw(screen *ebiten.Image) {
gray := color.RGBA{0x80, 0x80, 0x80, 0xff} gray := color.RGBA{0x80, 0x80, 0x80, 0xff}