Add Toshiba Tec LIUST-A00 utilities
This commit is contained in:
211
liust-50/charset/charset.go
Normal file
211
liust-50/charset/charset.go
Normal file
@@ -0,0 +1,211 @@
|
||||
package charset
|
||||
|
||||
import (
|
||||
"bytes"
|
||||
_ "embed"
|
||||
"image"
|
||||
_ "image/png"
|
||||
"log"
|
||||
)
|
||||
|
||||
// Charsets are loosely based on CP 437 and JIS X 0201.
|
||||
|
||||
var runesJapan2 = [256]rune{
|
||||
-1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1,
|
||||
0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27,
|
||||
0x28, 0x29, 0x2A, 0x2B, 0x2C, 0x2D, 0x2E, 0x2F,
|
||||
0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37,
|
||||
0x38, 0x39, 0x3A, 0x3B, 0x3C, 0x3D, 0x3E, 0x3F,
|
||||
0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47,
|
||||
0x48, 0x49, 0x4A, 0x4B, 0x4C, 0x4D, 0x4E, 0x4F,
|
||||
0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57,
|
||||
0x58, 0x59, 0x5A, 0x5B, '¥', 0x5D, 0x5E, 0x5F,
|
||||
0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67,
|
||||
0x68, 0x69, 0x6A, 0x6B, 0x6C, 0x6D, 0x6E, 0x6F,
|
||||
0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77,
|
||||
0x78, 0x79, 0x7A, 0x7B, 0x7C, 0x7D, 0x7E, '⌂',
|
||||
-1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1,
|
||||
'▒', '｡', '｢', '｣', '､', '･', 'ｦ', 'ｧ',
|
||||
'ｨ', 'ｩ', 'ｪ', 'ｫ', 'ｬ', 'ｭ', 'ｮ', 'ｯ',
|
||||
'ｰ', 'ｱ', 'ｲ', 'ｳ', 'ｴ', 'ｵ', 'ｶ', 'ｷ',
|
||||
'ｸ', 'ｹ', 'ｺ', 'ｻ', 'ｼ', 'ｽ', 'ｾ', 'ｿ',
|
||||
'ﾀ', 'ﾁ', 'ﾂ', 'ﾃ', 'ﾄ', 'ﾅ', 'ﾆ', 'ﾇ',
|
||||
'ﾈ', 'ﾉ', 'ﾊ', 'ﾋ', 'ﾌ', 'ﾍ', 'ﾎ', 'ﾏ',
|
||||
'ﾐ', 'ﾑ', 'ﾒ', 'ﾓ', 'ﾔ', 'ﾕ', 'ﾖ', 'ﾗ',
|
||||
'ﾘ', 'ﾙ', 'ﾚ', 'ﾛ', 'ﾜ', 'ﾝ', 'ﾞ', 'ﾟ',
|
||||
'α', 'ß', 'Γ', 'π', 'Σ', 'σ', 'µ', 'τ',
|
||||
'Φ', 'Θ', 'Ω', 'δ', '∞', 'φ', 'ε', '∩',
|
||||
'→', '←', '↓', '↑', '½', '¼', '★', '◊',
|
||||
'㎏', '℔', '<27>', '×', '▾', '▴', '日', ' ',
|
||||
}
|
||||
|
||||
var runesInternational = [256]rune{
|
||||
-1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1,
|
||||
0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27,
|
||||
0x28, 0x29, 0x2A, 0x2B, 0x2C, 0x2D, 0x2E, 0x2F,
|
||||
0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37,
|
||||
0x38, 0x39, 0x3A, 0x3B, 0x3C, 0x3D, 0x3E, 0x3F,
|
||||
0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47,
|
||||
0x48, 0x49, 0x4A, 0x4B, 0x4C, 0x4D, 0x4E, 0x4F,
|
||||
0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57,
|
||||
0x58, 0x59, 0x5A, 0x5B, 0x5C, 0x5D, 0x5E, 0x5F,
|
||||
0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67,
|
||||
0x68, 0x69, 0x6A, 0x6B, 0x6C, 0x6D, 0x6E, 0x6F,
|
||||
0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77,
|
||||
0x78, 0x79, 0x7A, 0x7B, 0x7C, 0x7D, 0x7E, '⌂',
|
||||
'Ç', 'ü', 'é', 'â', 'ä', 'à', 'å', 'ç',
|
||||
'ê', 'ë', 'è', 'ï', 'î', 'ì', 'Ä', 'Å',
|
||||
'É', 'æ', 'Æ', 'ô', 'ö', 'ò', 'û', 'ù',
|
||||
'ÿ', 'Ö', 'Ü', '¢', '£', '¥', '₧', 'ƒ',
|
||||
'á', 'í', 'ó', 'ú', 'ñ', 'Ñ', 'ª', 'º',
|
||||
'¿', '⌐', '¬', '½', '¼', '¡', '«', '»',
|
||||
'░', '▒', '▓' - 1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, '█', '▄', '▌', '▐', '▀',
|
||||
'α', 'ß', 'Γ', 'π', 'Σ', 'σ', 'µ', 'τ',
|
||||
'Φ', 'Θ', 'Ω', 'δ', '∞', 'φ', 'ε', '∩',
|
||||
'≡', '±', '≥', '≤', '⌠', '⌡', '÷', '≈',
|
||||
'°', '∙', '·', '√', 'ⁿ', '²', '■', ' ',
|
||||
}
|
||||
|
||||
var runesInternationalVariants = []string{
|
||||
"#$@[\\]^`{|}~", // USA
|
||||
"#$à·ç§^`éùè╍", // France
|
||||
"#$§ÄÖÜ^`äöüß", // Germany
|
||||
"£$@[\\]^`{|}~", // UK
|
||||
"#$@ÆØÅ^`æøå~", // Denmark 1
|
||||
"#¤ÉÄÖÅÜéäöåü", // Sweden
|
||||
"#$@·\\é^ùàòèì", // Italy
|
||||
"₧$@¡Ñ¿^`╍ñ}~", // Spain
|
||||
"#$@[¥]^`{|}~", // Japan
|
||||
"#¤ÉÆØÅÜéæøåü", // Norway
|
||||
"#$ÉÆØÅÜéæøåü", // Denmark 2
|
||||
"#$á¡Ñ¿é`íñóú", // Spain 2
|
||||
"#$á¡Ñ¿éüíñóú", // Latin America
|
||||
}
|
||||
|
||||
var internationalVariantsChars = []byte{
|
||||
0x23, 0x24, 0x40, 0x5B, 0x5C, 0x5D, 0x5E, 0x60, 0x7B, 0x7C, 0x7D, 0x7E}
|
||||
|
||||
// ResolveCharToRune tries to decode a character into a Unicode rune.
|
||||
// It may return rune(-1) if the character is deemed to have no representation.
|
||||
func ResolveCharToRune(char, charset uint8) rune {
|
||||
if charset == 0x63 {
|
||||
return runesJapan2[char]
|
||||
}
|
||||
if int(charset) >= len(runesInternationalVariants) {
|
||||
return -1
|
||||
}
|
||||
|
||||
for i, b := range internationalVariantsChars {
|
||||
if char == b {
|
||||
return []rune(runesInternationalVariants[charset])[i]
|
||||
}
|
||||
}
|
||||
return runesInternational[char]
|
||||
}
|
||||
|
||||
// ResolveRune tries to find a corresponding character for a Unicode rune.
|
||||
func ResolveRune(r rune, charset uint8) (uint8, bool) {
|
||||
if charset == 0x63 {
|
||||
for i, ch := range runesJapan2 {
|
||||
if ch == r {
|
||||
return uint8(i), true
|
||||
}
|
||||
}
|
||||
return 0, false
|
||||
}
|
||||
if int(charset) >= len(runesInternationalVariants) {
|
||||
return 0, false
|
||||
}
|
||||
|
||||
variantRunes := []rune(runesInternationalVariants[charset])
|
||||
for i, ch := range variantRunes {
|
||||
if ch == r {
|
||||
return internationalVariantsChars[i], true
|
||||
}
|
||||
}
|
||||
for i, ch := range runesInternational {
|
||||
if ch == r {
|
||||
return uint8(i), true
|
||||
}
|
||||
}
|
||||
return 0, false
|
||||
}
|
||||
|
||||
//go:embed japan.png
|
||||
var pngJapan2 []byte
|
||||
var imageJapan2 image.Image
|
||||
|
||||
//go:embed germany.png
|
||||
var pngGermany []byte
|
||||
var imageGermany image.Image
|
||||
|
||||
//go:embed international.png
|
||||
var pngInternational []byte
|
||||
var imageInternational image.Image
|
||||
|
||||
func init() {
|
||||
var err error
|
||||
imageJapan2, _, err = image.Decode(bytes.NewReader(pngJapan2))
|
||||
if err != nil {
|
||||
log.Fatalln(err)
|
||||
}
|
||||
|
||||
imageGermany, _, err = image.Decode(bytes.NewReader(pngGermany))
|
||||
if err != nil {
|
||||
log.Fatalln(err)
|
||||
}
|
||||
|
||||
imageInternational, _, err = image.Decode(bytes.NewReader(pngInternational))
|
||||
if err != nil {
|
||||
log.Fatalln(err)
|
||||
}
|
||||
}
|
||||
|
||||
// ResolveCharToImage tries to decode a character into a 5x7 bitmap image
|
||||
// (white on black).
|
||||
func ResolveCharToImage(char, charset uint8) image.Image {
|
||||
const (
|
||||
gridWidth = 6
|
||||
gridHeight = 8
|
||||
)
|
||||
|
||||
var src image.Image
|
||||
var col, row int
|
||||
if charset == 0x63 {
|
||||
src, col, row = imageJapan2, int(char)/16, int(char)%16
|
||||
} else if int(charset) < len(runesInternationalVariants) {
|
||||
src, col, row = imageGermany, int(char)/16, int(char)%16
|
||||
for i, b := range internationalVariantsChars {
|
||||
if char == b {
|
||||
src, col, row = imageInternational, i, int(charset)
|
||||
}
|
||||
}
|
||||
} else {
|
||||
return nil
|
||||
}
|
||||
|
||||
x0 := col * gridWidth
|
||||
y0 := row * gridHeight
|
||||
return src.(interface {
|
||||
SubImage(r image.Rectangle) image.Image
|
||||
}).SubImage(image.Rect(
|
||||
x0,
|
||||
y0,
|
||||
x0+gridWidth-1,
|
||||
y0+gridHeight-1,
|
||||
))
|
||||
}
|
||||
Reference in New Issue
Block a user