mirror of
https://github.com/tjboldt/Apple2-IO-RPi.git
synced 2024-06-09 10:29:28 +00:00
Improve vt100 support to make vim work
This commit is contained in:
Terence Boldt
parent
453a644a0b
commit
485332d0e9
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@ -37,8 +37,15 @@ ClearKeyboard = $c010
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Home = $fc58
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Wait = $fca8
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PromptChar = $33
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Read80Col = $c01f
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TextPage1 = $c054
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TextPage2 = $c055
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htab = $24
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vtab = $25
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BasL = $28
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htab80 = $057b
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BasCalc = $fbc1
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ESC = $9b
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@ -56,6 +63,9 @@ DumpOutput:
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bcs checkInput
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cmp #$00
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beq endOutput
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pha
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jsr InvertChar
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pla
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cmp #'H'
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beq setColumn
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cmp #'V'
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@ -65,8 +75,11 @@ DumpOutput:
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cmp #'T'
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beq setTop
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cmp #'B'
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beq setBottom
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beq setBottom
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cmp #'U'
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beq moveUp
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jsr PrintChar
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jsr InvertChar
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jmp DumpOutput
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checkInput:
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bit Keyboard ;check for keypress
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@ -80,25 +93,35 @@ endOutput:
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rts
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clearScreen:
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jsr Home
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jsr InvertChar
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jmp DumpOutput
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setColumn:
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jsr GetByte
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sta htab
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sta $057B
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sta htab80
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jsr InvertChar
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jmp DumpOutput
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setRow:
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jsr GetByte
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sta vtab
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jsr $fbc1 ; bascalc
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sta $28 ;basl
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jsr BasCalc
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jsr InvertChar
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jmp DumpOutput
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setTop:
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jsr GetByte
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sta $22
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jsr InvertChar
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jmp DumpOutput
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setBottom:
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jsr GetByte
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sta $23
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jsr InvertChar
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jmp DumpOutput
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moveUp:
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dec vtab
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lda vtab
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jsr BasCalc
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jsr InvertChar
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jmp DumpOutput
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SendByte:
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@ -148,9 +171,26 @@ finishRead:
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end:
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rts
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InvertChar:
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lda htab80 ;get horizontal location / 2
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lsr
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tay
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lda TextPage2
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bcc invert
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lda TextPage1
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invert:
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lda (BasL),y
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eor #$80
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sta (BasL),y
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lda TextPage1
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screen40:
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rts
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HelpCommand:
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.byte "a2help",$00
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PromptCommand:
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.byte "a2prompt",$00
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OldPromptChar:
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.byte "]"
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DrawCursor:
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.byte $80
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BIN
Apple2/Shell.bin
BIN
Apple2/Shell.bin
Binary file not shown.
252
Apple2/Shell.lst
252
Apple2/Shell.lst
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@ -41,8 +41,15 @@ Current file: Shell.asm
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000000r 1 Home = $fc58
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000000r 1 Wait = $fca8
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000000r 1 PromptChar = $33
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000000r 1 Read80Col = $c01f
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000000r 1 TextPage1 = $c054
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000000r 1 TextPage2 = $c055
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000000r 1
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000000r 1 htab = $24
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000000r 1 vtab = $25
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000000r 1 BasL = $28
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000000r 1 htab80 = $057b
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000000r 1 BasCalc = $fbc1
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000000r 1
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000000r 1 ESC = $9b
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000000r 1
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@ -51,114 +58,147 @@ Current file: Shell.asm
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002000 1 20 00 C3 jsr $c300 ; force 80 columns
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002003 1 2C 10 C0 bit ClearKeyboard
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002006 1 A9 09 lda #ShellCommand
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002008 1 20 74 20 jsr SendByte
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002008 1 20 9A 20 jsr SendByte
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00200B 1 20 0F 20 jsr DumpOutput
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00200E 1 60 rts
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00200F 1
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00200F 1 DumpOutput:
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00200F 1 20 92 20 jsr GetByte
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002012 1 B0 1E bcs checkInput
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00200F 1 20 B8 20 jsr GetByte
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002012 1 B0 2A bcs checkInput
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002014 1 C9 00 cmp #$00
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002016 1 F0 2D beq endOutput
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002018 1 C9 48 cmp #'H'
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00201A 1 F0 30 beq setColumn
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00201C 1 C9 56 cmp #'V'
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00201E 1 F0 37 beq setRow
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002020 1 C9 43 cmp #'C'
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002022 1 F0 22 beq clearScreen
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002024 1 C9 54 cmp #'T'
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002026 1 F0 3C beq setTop
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002028 1 C9 42 cmp #'B'
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00202A 1 F0 40 beq setBottom
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00202C 1 20 ED FD jsr PrintChar
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00202F 1 4C 0F 20 jmp DumpOutput
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002032 1 checkInput:
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002032 1 2C 00 C0 bit Keyboard ;check for keypress
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002035 1 10 D8 bpl DumpOutput ;keep dumping output if no keypress
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002037 1 AD 00 C0 lda Keyboard ;send keypress to RPi
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00203A 1 29 7F and #$7f
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00203C 1 20 74 20 jsr SendByte
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00203F 1 2C 10 C0 bit ClearKeyboard
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002042 1 4C 0F 20 jmp DumpOutput
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002045 1 endOutput:
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002045 1 60 rts
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002046 1 clearScreen:
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002046 1 20 58 FC jsr Home
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002049 1 4C 0F 20 jmp DumpOutput
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00204C 1 setColumn:
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00204C 1 20 92 20 jsr GetByte
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00204F 1 85 24 sta htab
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002051 1 8D 7B 05 sta $057B
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002054 1 4C 0F 20 jmp DumpOutput
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002057 1 setRow:
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002057 1 20 92 20 jsr GetByte
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00205A 1 85 25 sta vtab
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00205C 1 20 C1 FB jsr $fbc1 ; bascalc
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00205F 1 85 28 sta $28 ;basl
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002061 1 4C 0F 20 jmp DumpOutput
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002064 1 setTop:
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002064 1 20 92 20 jsr GetByte
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002067 1 85 22 sta $22
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002069 1 4C 0F 20 jmp DumpOutput
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00206C 1 setBottom:
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00206C 1 20 92 20 jsr GetByte
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00206F 1 85 23 sta $23
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002071 1 4C 0F 20 jmp DumpOutput
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002074 1
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002074 1 SendByte:
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002074 1 48 pha
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002075 1 waitWrite:
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002075 1 AD FB C0 lda InputFlags
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002078 1 2A rol
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002079 1 2A rol
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00207A 1 B0 F9 bcs waitWrite
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00207C 1 68 pla
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00207D 1 8D FD C0 sta OutputByte
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002080 1 A9 1E lda #$1e ; set bit 0 low to indicate write started
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002082 1 8D F7 C0 sta OutputFlags
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002085 1 finishWrite:
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002085 1 AD FB C0 lda InputFlags
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002088 1 2A rol
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002089 1 2A rol
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00208A 1 90 F9 bcc finishWrite
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00208C 1 A9 1F lda #$1f
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00208E 1 8D F7 C0 sta OutputFlags
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002091 1 60 rts
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002092 1
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002092 1 GetByte:
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002092 1 A9 1D lda #$1d ;set read flag low
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002094 1 8D F7 C0 sta OutputFlags
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002097 1 waitRead:
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002097 1 AD FB C0 lda InputFlags
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00209A 1 2A rol
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00209B 1 90 0C bcc readByte
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00209D 1 2C 00 C0 bit Keyboard ;keypress will abort waiting to read
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0020A0 1 10 F5 bpl waitRead
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0020A2 1 A9 1F lda #$1f ;set all flags high and exit
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0020A4 1 8D F7 C0 sta OutputFlags
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0020A7 1 38 sec ;failure
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0020A8 1 60 rts
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0020A9 1 readByte:
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0020A9 1 AD FE C0 lda InputByte
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0020AC 1 48 pha
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0020AD 1 A9 1F lda #$1f ;set all flags high
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0020AF 1 8D F7 C0 sta OutputFlags
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0020B2 1 finishRead:
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0020B2 1 AD FB C0 lda InputFlags
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0020B5 1 2A rol
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0020B6 1 90 FA bcc finishRead
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0020B8 1 68 pla
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0020B9 1 18 clc ;success
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0020BA 1 end:
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0020BA 1 60 rts
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0020BB 1
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0020BB 1 HelpCommand:
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0020BB 1 61 32 68 65 .byte "a2help",$00
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0020BF 1 6C 70 00
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0020C2 1 PromptCommand:
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0020C2 1 61 32 70 72 .byte "a2prompt",$00
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0020C6 1 6F 6D 70 74
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0020CA 1 00
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0020CB 1 OldPromptChar:
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0020CB 1 5D .byte "]"
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0020CC 1
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002016 1 F0 39 beq endOutput
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002018 1 48 pha
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002019 1 20 E1 20 jsr InvertChar
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00201C 1 68 pla
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00201D 1 C9 48 cmp #'H'
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00201F 1 F0 3A beq setColumn
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002021 1 C9 56 cmp #'V'
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002023 1 F0 44 beq setRow
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002025 1 C9 43 cmp #'C'
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002027 1 F0 29 beq clearScreen
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002029 1 C9 54 cmp #'T'
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00202B 1 F0 4A beq setTop
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00202D 1 C9 42 cmp #'B'
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00202F 1 F0 51 beq setBottom
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002031 1 C9 55 cmp #'U'
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002033 1 F0 58 beq moveUp
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002035 1 20 ED FD jsr PrintChar
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002038 1 20 E1 20 jsr InvertChar
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00203B 1 4C 0F 20 jmp DumpOutput
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00203E 1 checkInput:
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00203E 1 2C 00 C0 bit Keyboard ;check for keypress
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002041 1 10 CC bpl DumpOutput ;keep dumping output if no keypress
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002043 1 AD 00 C0 lda Keyboard ;send keypress to RPi
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002046 1 29 7F and #$7f
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002048 1 20 9A 20 jsr SendByte
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00204B 1 2C 10 C0 bit ClearKeyboard
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00204E 1 4C 0F 20 jmp DumpOutput
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002051 1 endOutput:
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002051 1 60 rts
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002052 1 clearScreen:
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002052 1 20 58 FC jsr Home
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002055 1 20 E1 20 jsr InvertChar
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002058 1 4C 0F 20 jmp DumpOutput
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00205B 1 setColumn:
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00205B 1 20 B8 20 jsr GetByte
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00205E 1 85 24 sta htab
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002060 1 8D 7B 05 sta htab80
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002063 1 20 E1 20 jsr InvertChar
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002066 1 4C 0F 20 jmp DumpOutput
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002069 1 setRow:
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002069 1 20 B8 20 jsr GetByte
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00206C 1 85 25 sta vtab
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00206E 1 20 C1 FB jsr BasCalc
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002071 1 20 E1 20 jsr InvertChar
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002074 1 4C 0F 20 jmp DumpOutput
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002077 1 setTop:
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002077 1 20 B8 20 jsr GetByte
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00207A 1 85 22 sta $22
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00207C 1 20 E1 20 jsr InvertChar
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00207F 1 4C 0F 20 jmp DumpOutput
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002082 1 setBottom:
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002082 1 20 B8 20 jsr GetByte
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002085 1 85 23 sta $23
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002087 1 20 E1 20 jsr InvertChar
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00208A 1 4C 0F 20 jmp DumpOutput
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00208D 1 moveUp:
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00208D 1 C6 25 dec vtab
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00208F 1 A5 25 lda vtab
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002091 1 20 C1 FB jsr BasCalc
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002094 1 20 E1 20 jsr InvertChar
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002097 1 4C 0F 20 jmp DumpOutput
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00209A 1
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00209A 1 SendByte:
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00209A 1 48 pha
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00209B 1 waitWrite:
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00209B 1 AD FB C0 lda InputFlags
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00209E 1 2A rol
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00209F 1 2A rol
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0020A0 1 B0 F9 bcs waitWrite
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0020A2 1 68 pla
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0020A3 1 8D FD C0 sta OutputByte
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0020A6 1 A9 1E lda #$1e ; set bit 0 low to indicate write started
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0020A8 1 8D F7 C0 sta OutputFlags
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0020AB 1 finishWrite:
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0020AB 1 AD FB C0 lda InputFlags
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0020AE 1 2A rol
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0020AF 1 2A rol
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0020B0 1 90 F9 bcc finishWrite
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0020B2 1 A9 1F lda #$1f
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0020B4 1 8D F7 C0 sta OutputFlags
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0020B7 1 60 rts
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0020B8 1
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0020B8 1 GetByte:
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0020B8 1 A9 1D lda #$1d ;set read flag low
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0020BA 1 8D F7 C0 sta OutputFlags
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0020BD 1 waitRead:
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0020BD 1 AD FB C0 lda InputFlags
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0020C0 1 2A rol
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0020C1 1 90 0C bcc readByte
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0020C3 1 2C 00 C0 bit Keyboard ;keypress will abort waiting to read
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0020C6 1 10 F5 bpl waitRead
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0020C8 1 A9 1F lda #$1f ;set all flags high and exit
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0020CA 1 8D F7 C0 sta OutputFlags
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0020CD 1 38 sec ;failure
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0020CE 1 60 rts
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0020CF 1 readByte:
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0020CF 1 AD FE C0 lda InputByte
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0020D2 1 48 pha
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0020D3 1 A9 1F lda #$1f ;set all flags high
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0020D5 1 8D F7 C0 sta OutputFlags
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0020D8 1 finishRead:
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0020D8 1 AD FB C0 lda InputFlags
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0020DB 1 2A rol
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0020DC 1 90 FA bcc finishRead
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0020DE 1 68 pla
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0020DF 1 18 clc ;success
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0020E0 1 end:
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0020E0 1 60 rts
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0020E1 1
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0020E1 1 InvertChar:
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0020E1 1 AD 7B 05 lda htab80 ;get horizontal location / 2
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0020E4 1 4A lsr
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0020E5 1 A8 tay
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0020E6 1 AD 55 C0 lda TextPage2
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0020E9 1 90 03 bcc invert
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0020EB 1 AD 54 C0 lda TextPage1
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0020EE 1 invert:
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0020EE 1 B1 28 lda (BasL),y
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0020F0 1 49 80 eor #$80
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0020F2 1 91 28 sta (BasL),y
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0020F4 1 AD 54 C0 lda TextPage1
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0020F7 1 screen40:
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0020F7 1 60 rts
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0020F8 1
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0020F8 1 HelpCommand:
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0020F8 1 61 32 68 65 .byte "a2help",$00
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0020FC 1 6C 70 00
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0020FF 1 PromptCommand:
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0020FF 1 61 32 70 72 .byte "a2prompt",$00
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002103 1 6F 6D 70 74
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002107 1 00
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002108 1 OldPromptChar:
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002108 1 5D .byte "]"
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002109 1 DrawCursor:
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002109 1 80 .byte $80
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002109 1
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Binary file not shown.
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@ -19,4 +19,5 @@ type A2Io interface {
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ReadString() (string, error)
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ReadBlock(buffer []byte) error
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SendCharacter(character byte)
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ReadCharacter() (string, error)
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}
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@ -318,3 +318,8 @@ func (a2 A2Gpio) WriteBuffer(buffer []byte) error {
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func (a2 A2Gpio) SendCharacter(character byte) {
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sendCharacter(a2, character)
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}
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// ReadCharacter is a pass-through to vt100 implementation
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func (a2 A2Gpio) ReadCharacter() (string, error) {
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return readCharacter(a2)
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}
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@ -105,3 +105,8 @@ func (mockIo MockIo) ReadBlock(buffer []byte) error {
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func (mockIo MockIo) SendCharacter(character byte) {
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sendCharacter(mockIo, character)
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}
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// ReadCharacter is a pass-through to vt100 implementation
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func (mockIo MockIo) ReadCharacter() (string, error) {
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return readCharacter(mockIo)
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}
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@ -82,3 +82,8 @@ func (userIo UserIo) ReadBlock(buffer []byte) error {
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func (userIo UserIo) SendCharacter(character byte) {
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sendCharacter(userIo, character)
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}
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// ReadCharacter is a pass-through to vt100 implementation
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func (userIo UserIo) ReadCharacter() (string, error) {
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return readCharacter(userIo)
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}
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@ -12,22 +12,50 @@ import (
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)
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var escapeSequence string
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var operatingSystemSequence bool
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var htab, vtab, savedHtab, savedVtab int
|
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var applicationMode bool
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var windowTop int
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var windowBottom = 22
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var windowBottom = 23
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func sendCharacter(comm A2Io, b byte) {
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if b == 0x1b {
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escapeSequence = "^["
|
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return
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}
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if b == 13 {
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fmt.Printf("CR\n")
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comm.WriteByte('H')
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comm.WriteByte(0)
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return
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}
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if b > 13 && b < 32 {
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fmt.Printf("Control code: %02X\n", b)
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return
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}
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if len(escapeSequence) == 0 {
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fmt.Printf("%c", b)
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}
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if len(escapeSequence) > 0 {
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escapeSequence += string(b)
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if escapeSequence == "^[]" {
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fmt.Printf("Start operating system sequence\n")
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operatingSystemSequence = true
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return
|
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}
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if operatingSystemSequence {
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if b == 0x07 {
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fmt.Printf("Operating system sequence: %s\n", escapeSequence)
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operatingSystemSequence = false
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escapeSequence = ""
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}
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return
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}
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// save cursor
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if escapeSequence == "^[7" {
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savedHtab = htab
|
||||
savedVtab = vtab
|
||||
fmt.Printf("Save Cursor (%d, %d): %s\n", htab, vtab, escapeSequence)
|
||||
escapeSequence = ""
|
||||
}
|
||||
// restore cursor
|
||||
|
|
@ -38,6 +66,7 @@ func sendCharacter(comm A2Io, b byte) {
|
|||
comm.WriteByte(byte(htab))
|
||||
comm.WriteByte('V')
|
||||
comm.WriteByte(byte(vtab))
|
||||
fmt.Printf("Restore Cursor (%d, %d): %s\n", htab, vtab, escapeSequence)
|
||||
escapeSequence = ""
|
||||
}
|
||||
if (b >= 'a' && b <= 'z') || (b >= 'A' && b <= 'Z') {
|
||||
|
|
@ -48,10 +77,14 @@ func sendCharacter(comm A2Io, b byte) {
|
|||
fmt.Sscanf(escapeSequence, "^[[%d;%d%s", &vtab, &htab, &ignore)
|
||||
htab--
|
||||
vtab--
|
||||
if htab < 0 {
|
||||
htab = 0
|
||||
}
|
||||
comm.WriteByte('H')
|
||||
comm.WriteByte(byte(htab))
|
||||
comm.WriteByte('V')
|
||||
comm.WriteByte(byte(vtab))
|
||||
fmt.Printf("Set Cursor (%d, %d): %s\n", htab, vtab, escapeSequence)
|
||||
escapeSequence = ""
|
||||
case 'r':
|
||||
fmt.Sscanf(escapeSequence, "^[[%d;%dr", &windowTop, &windowBottom)
|
||||
|
|
@ -61,13 +94,68 @@ func sendCharacter(comm A2Io, b byte) {
|
|||
comm.WriteByte(byte(windowTop))
|
||||
comm.WriteByte('B')
|
||||
comm.WriteByte(byte(windowBottom))
|
||||
fmt.Printf("Set Window (%d, %d): %s\n", windowTop, windowBottom, escapeSequence)
|
||||
escapeSequence = ""
|
||||
case 'A':
|
||||
if escapeSequence == "^[[A" || escapeSequence == "^[A" {
|
||||
vtab--
|
||||
comm.WriteByte('U')
|
||||
fmt.Printf("Up: %s\n", escapeSequence)
|
||||
} else {
|
||||
var up int
|
||||
fmt.Sscanf(escapeSequence, "^[[%dA", &up)
|
||||
vtab -= up
|
||||
for i := 0; i < up; i++ {
|
||||
comm.WriteByte('U')
|
||||
}
|
||||
fmt.Printf("Up (%d): %s\n", up, escapeSequence)
|
||||
}
|
||||
escapeSequence = ""
|
||||
case 'B':
|
||||
if escapeSequence == "^[(B" || escapeSequence == "^[)B" || escapeSequence == "^[B" {
|
||||
escapeSequence = ""
|
||||
} else if escapeSequence == "^[[B" {
|
||||
vtab++
|
||||
comm.WriteByte(0x0a)
|
||||
fmt.Printf("Down: %s\n", escapeSequence)
|
||||
} else {
|
||||
var down int
|
||||
fmt.Sscanf(escapeSequence, "^[[%dB", &down)
|
||||
vtab += down
|
||||
for i := 0; i < down; i++ {
|
||||
comm.WriteByte(0x0a)
|
||||
}
|
||||
fmt.Printf("Down (%d): %s\n", down, escapeSequence)
|
||||
}
|
||||
escapeSequence = ""
|
||||
case 'C':
|
||||
var right int
|
||||
fmt.Sscanf(escapeSequence, "^[[%dC", &right)
|
||||
htab -= right
|
||||
for i := 0; i < right; i++ {
|
||||
if escapeSequence == "^[[C" || escapeSequence == "^[C" {
|
||||
htab++
|
||||
comm.WriteByte(0x1c)
|
||||
fmt.Printf("Right: %s\n", escapeSequence)
|
||||
} else {
|
||||
var right int
|
||||
fmt.Sscanf(escapeSequence, "^[[%dC", &right)
|
||||
htab += right
|
||||
for i := 0; i < right; i++ {
|
||||
comm.WriteByte(0x1c)
|
||||
}
|
||||
fmt.Printf("Right (%d): %s\n", right, escapeSequence)
|
||||
}
|
||||
escapeSequence = ""
|
||||
case 'D':
|
||||
if escapeSequence == "^[[D" || escapeSequence == "^[D" {
|
||||
htab--
|
||||
comm.WriteByte(0x08)
|
||||
fmt.Printf("Left: %s\n", escapeSequence)
|
||||
} else {
|
||||
var left int
|
||||
fmt.Sscanf(escapeSequence, "^[[%dD", &left)
|
||||
htab -= left
|
||||
for i := 0; i < left; i++ {
|
||||
comm.WriteByte(0x08)
|
||||
}
|
||||
fmt.Printf("Left (%d): %s\n", left, escapeSequence)
|
||||
}
|
||||
escapeSequence = ""
|
||||
}
|
||||
|
|
@ -76,6 +164,7 @@ func sendCharacter(comm A2Io, b byte) {
|
|||
case "^[[?1h":
|
||||
applicationMode = true
|
||||
comm.WriteByte(0x0c) // ^L clears the screen
|
||||
fmt.Printf("Start application mode: %s\n", escapeSequence)
|
||||
escapeSequence = ""
|
||||
case "^[[?1l":
|
||||
applicationMode = false
|
||||
|
|
@ -84,54 +173,64 @@ func sendCharacter(comm A2Io, b byte) {
|
|||
comm.WriteByte('B')
|
||||
comm.WriteByte(0x18)
|
||||
comm.WriteByte(0x0c) // ^L clears the screen
|
||||
fmt.Printf("End application mode: %s\n", escapeSequence)
|
||||
escapeSequence = ""
|
||||
// Tab to home position
|
||||
case "^[[H", "^[[;H", "^[[f", "^[[;f":
|
||||
htab = 0
|
||||
vtab = 0
|
||||
comm.WriteByte(0x19) // ^Y moves to home position
|
||||
fmt.Printf("Home: %s\n", escapeSequence)
|
||||
escapeSequence = ""
|
||||
// Clear screen
|
||||
case "^[[2J", "^[[c":
|
||||
htab = 0
|
||||
vtab = 0
|
||||
comm.WriteByte(0x0c) // ^L clears the screen
|
||||
fmt.Printf("Clear screen: %s\n", escapeSequence)
|
||||
escapeSequence = ""
|
||||
// Move down one line
|
||||
case "^[E":
|
||||
comm.WriteByte(0x0A) // ^J moves cursor down
|
||||
fmt.Printf("Move down: %s\n", escapeSequence)
|
||||
escapeSequence = ""
|
||||
case "^[D":
|
||||
comm.WriteByte(0x17) // ^W scrolls up
|
||||
fmt.Printf("Scroll up: %s\n", escapeSequence)
|
||||
escapeSequence = ""
|
||||
// Clear line to the right
|
||||
case "^[[K", "^[[0K":
|
||||
comm.WriteByte(0x1d) // ^] clears to end of line
|
||||
fmt.Printf("Clear line right: %s\n", escapeSequence)
|
||||
escapeSequence = ""
|
||||
case "^[M":
|
||||
comm.WriteByte(0x16) // ^V scrolls down
|
||||
fmt.Printf("Scroll down: %s\n", escapeSequence)
|
||||
escapeSequence = ""
|
||||
// Clear screen below cursor
|
||||
case "^[[J":
|
||||
comm.WriteByte(0x0b) // ^K clears to end of screen
|
||||
fmt.Printf("Clear below cursor: %s\n", escapeSequence)
|
||||
escapeSequence = ""
|
||||
case "^[[7m":
|
||||
comm.WriteByte(0x0f) // ^O inverse video
|
||||
fmt.Printf("Inverse: %s\n", escapeSequence)
|
||||
escapeSequence = ""
|
||||
case "^[[m", "^[[0m":
|
||||
comm.WriteByte(0x0e) // ^N normal video
|
||||
//comm.WriteByte(0x0e) // ^N normal video
|
||||
fmt.Printf("Normal: %s\n", escapeSequence)
|
||||
escapeSequence = ""
|
||||
}
|
||||
|
||||
if len(escapeSequence) > 0 {
|
||||
fmt.Printf("\nUnhandled escape sequence: %s\n", escapeSequence)
|
||||
fmt.Printf("Unhandled escape sequence: %s\n", escapeSequence)
|
||||
}
|
||||
escapeSequence = ""
|
||||
return
|
||||
}
|
||||
return
|
||||
}
|
||||
fmt.Print(string(b))
|
||||
//fmt.Print(string(b))
|
||||
htabIncrement := 0
|
||||
switch b {
|
||||
// convert LF to CR for Apple II compatiblity
|
||||
|
|
@ -158,7 +257,7 @@ func sendCharacter(comm A2Io, b byte) {
|
|||
default:
|
||||
htabIncrement = 1
|
||||
}
|
||||
if !applicationMode || htab < 78 {
|
||||
if !applicationMode || htab < 79 {
|
||||
updateTabs(comm)
|
||||
b |= 0x80
|
||||
htab += htabIncrement
|
||||
|
|
@ -171,6 +270,26 @@ func sendCharacter(comm A2Io, b byte) {
|
|||
}
|
||||
}
|
||||
|
||||
func readCharacter(comm A2Io) (string, error) {
|
||||
b, err := comm.ReadByte()
|
||||
var s = string(b)
|
||||
if err == nil {
|
||||
switch b {
|
||||
case 0x0b: // up
|
||||
s = "\033[A"
|
||||
case 0x0a: // down
|
||||
s = "\033[B"
|
||||
case 0x15: // right
|
||||
s = "\033[C"
|
||||
case 0x08: // left
|
||||
s = "\033[D"
|
||||
case 0x0d: // return
|
||||
s = string(byte(0x0a))
|
||||
}
|
||||
}
|
||||
return s, err
|
||||
}
|
||||
|
||||
func updateTabs(comm A2Io) {
|
||||
if htab >= 80 {
|
||||
htab = 0
|
||||
|
|
|
|||
|
|
@ -158,22 +158,15 @@ func getStdin(stdin io.WriteCloser, done chan bool, inputComplete chan bool, use
|
|||
inputComplete <- true
|
||||
return
|
||||
default:
|
||||
b, err := comm.ReadByte()
|
||||
s, err := comm.ReadCharacter()
|
||||
if err == nil {
|
||||
if b == 0x03 {
|
||||
stdin.Close()
|
||||
userCancelled <- true
|
||||
return
|
||||
}
|
||||
if b == 0x0d {
|
||||
b = 0x0a
|
||||
}
|
||||
if b == 0x0b {
|
||||
b = 'k'
|
||||
}
|
||||
|
||||
fmt.Printf("%c", b)
|
||||
io.WriteString(stdin, string(b))
|
||||
// if b == 0x03 {
|
||||
// stdin.Close()
|
||||
// userCancelled <- true
|
||||
// return
|
||||
// }
|
||||
//fmt.Printf("%s", s)
|
||||
io.WriteString(stdin, string(s))
|
||||
}
|
||||
}
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in New Issue
Block a user