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mfont.go
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mfont.go
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package asset
import (
"korok.io/korok/gfx/font"
"fmt"
"log"
"korok.io/korok/asset/res"
)
type FontManager struct {
repo map[string]refCount
}
func NewFontManager() *FontManager {
return &FontManager{repo: make(map[string]refCount)}
}
func (fm *FontManager) LoadBitmap(name string, img, fc string) {
var cnt int32 = 0
var fnt interface{}
if v, ok := fm.repo[name]; ok {
cnt = v.cnt
fnt = v.ref
} else {
ir, err := res.Open(img)
if err != nil {
fmt.Println(err)
return
}
fcr, err := res.Open(fc)
if err != nil {
fmt.Println(err)
return
}
f, err := font.LoadBitmap(ir, fcr, 1)
if err != nil {
fmt.Println(err)
return
}
fnt = f
}
fm.repo[name] = refCount{fnt, cnt + 1}
fmt.Println("load bitmap font sucess...", name)
}
func (fm *FontManager) LoadTrueType(name string, file string, lc font.TTFConfig) {
var cnt int32 = 0
var fnt interface{}
if v, ok := fm.repo[name]; ok {
cnt = v.cnt
fnt = v.ref
} else {
fcr, err := res.Open(file)
if err != nil {
fmt.Println(err)
return
}
f, err := font.LoadTrueType(fcr, lc)
if err != nil {
fmt.Println(err)
return
}
fnt = f
}
fm.repo[name] = refCount{fnt, cnt + 1}
fmt.Println("load true-type font sucess...", name)
}
func (fm *FontManager) Unload(name string) {
if v, ok := fm.repo[name]; ok {
if v.cnt > 1 {
fm.repo[name] = refCount{v.ref, v.cnt - 1}
} else {
ref := fm.repo[name].ref
delete(fm.repo, name)
fnt := ref.(font.Disposer)
fnt.Dispose()
log.Println("dispose font:", name)
}
}
}
func (fm *FontManager) Get(name string) (fnt font.Font, ok bool) {
if v, ok1 := fm.repo[name]; ok1 {
fnt, ok = v.ref.(font.Font)
}
return
}