mirror of
https://github.com/hajimehoshi/ebiten.git
synced 2024-11-15 07:27:32 +01:00
104 lines
2.5 KiB
Go
104 lines
2.5 KiB
Go
// Copyright 2023 The Ebitengine Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package main
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import (
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"bytes"
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"log"
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"golang.org/x/image/font/gofont/goregular"
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"github.com/hajimehoshi/ebiten/v2"
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"github.com/hajimehoshi/ebiten/v2/examples/resources/fonts"
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"github.com/hajimehoshi/ebiten/v2/text/v2"
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)
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const (
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screenWidth = 640
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screenHeight = 480
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)
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var (
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goRegularFaceSource *text.GoTextFaceSource
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mplusFaceSource *text.GoTextFaceSource
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)
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func init() {
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s, err := text.NewGoTextFaceSource(bytes.NewReader(fonts.MPlus1pRegular_ttf))
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if err != nil {
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log.Fatal(err)
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}
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mplusFaceSource = s
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}
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func init() {
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s, err := text.NewGoTextFaceSource(bytes.NewReader(goregular.TTF))
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if err != nil {
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log.Fatal(err)
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}
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goRegularFaceSource = s
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}
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type Game struct {
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face text.Face
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}
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func (g *Game) Update() error {
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if g.face == nil {
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// goregular.TTF is used primarily. If a glyph is not found in this font, the second font is used.
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// Use text.LimitedFace to limit the glyphs.
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en := text.NewLimitedFace(&text.GoTextFace{
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Source: goRegularFaceSource,
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Size: 24,
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})
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// Limit the glyphs for ASCII and Latin-1 characters for this face.
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// This means that, for example, '…' (U+2026) is not rendered by this face.
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en.AddUnicodeRange('\u0020', '\u00ff')
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// M+ Font is the second font.
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// Use a relatively big size to see different-sized faces are well mixed.
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ja := &text.GoTextFace{
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Source: mplusFaceSource,
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Size: 32,
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}
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f, err := text.NewMultiFace(en, ja)
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if err != nil {
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return err
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}
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g.face = f
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}
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return nil
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}
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func (g *Game) Draw(screen *ebiten.Image) {
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op := &text.DrawOptions{}
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op.GeoM.Translate(20, 20)
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op.LineSpacing = 48
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text.Draw(screen, "HelloこんにちはWorld世界\n日本語とEnglish…", g.face, op)
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}
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func (g *Game) Layout(outsideWidth, outsideHeight int) (int, int) {
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return screenWidth, screenHeight
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}
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func main() {
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ebiten.SetWindowSize(screenWidth, screenHeight)
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ebiten.SetWindowTitle("Mixed Font Faces (Ebitengine Demo)")
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if err := ebiten.RunGame(&Game{}); err != nil {
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log.Fatal(err)
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}
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}
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