mirror of https://github.com/a2-4am/4live.git
highlight with inverse not flash
This commit is contained in:
Peter Ferrie
parent
dc19f8f8ec
commit
63e8b7a8f5
135
src/4live.a
135
src/4live.a
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@ -143,7 +143,7 @@ OpenMainFile
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;set input name
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lda #$A0
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lda #SPACE
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- cpy #(FileName_e - FileName_b)
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bcs +
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lda FileName_b, y
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@ -215,6 +215,7 @@ XREG
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SwapFILEMAN
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jmp FILEMAN ;self-modified from JMP to JSR
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;to allow fallthrough to bank in RAM
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BankInRAM1
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bit LCBANK1
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@ -343,7 +344,7 @@ InstallStart
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ldy #0
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beq ++
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CharMap1
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cmp #0 ;self-modified
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cmp #0 ;self-modified in Apple II+ environment
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bcs +
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cmp #"a"
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bcc +
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@ -360,7 +361,7 @@ CharMap1
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ReadEditor
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jsr ExchangeSwapBanked2
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lda #$20
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lda #$20 ;JSR
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sta SwapFILEMAN
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jsr DOSMLI
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!byte InstallReadMLI_e - InstallReadMLI_b
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@ -390,11 +391,7 @@ ExchangeSwapBanked2
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_WelcomeMessage
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!text $8D, "4LIVE ready. Press Ctrl+", HOTKEY + $40, " to activate.", $8D, 0
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;support enhanced flashing cursor while waiting for key, if available.
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;it works by passing to the routine the character under the cursor.
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;the ROM toggles between that character and the Delete character.
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;on an Apple II+, the cursor is an inverse space in DOS mode.
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;our cursor flashes.
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;show original DOS cursor first, whatever it was
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GlobalKeyboardHook
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jsr KEYIN
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@ -474,7 +471,7 @@ ScrollEditBufferIn
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ldy #(WIDTH - 1)
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- lda (OPDST1L), y
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CharMap2
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cmp #0 ;self-modified
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cmp #0 ;self-modified in Apple II+ environment
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bcs +
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cmp #"a"
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bcc +
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@ -606,36 +603,6 @@ MyWAIT
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bne --
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rts
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MyCOUT
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MyCH
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ldx #"Q" ;self-modified
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ScreenBuff4
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sta $34f3, x ;self-modified
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inx
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cpx #WIDTH
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bne ++
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ldx #0
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MyCV
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ldy #"Q" ;self-modified
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iny
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cpy #(HEIGHT - 1)
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bne MyBASCALC
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ldy #0
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MyBASCALC
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sty MyCV + 1
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lda TextCalcLo, y
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sta ScreenBuff2 + 1
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sta ScreenBuff3 + 1
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sta ScreenBuff4 + 1
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lda TextCalcHi, y
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sta ScreenBuff2 + 2
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sta ScreenBuff3 + 2
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sta ScreenBuff4 + 2
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++ stx MyCH + 1
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rts
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MyKEYIN
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ldx MyCH + 1
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@ -643,12 +610,12 @@ ScreenBuff2
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lda $34f3, x ;self-modified
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sta ToggleChar + 1
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;detect Apple II+ cursor sitting on inverse space
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;and replace with normal space so it remains visible
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;no inverse alternative for Apple IIe cursor
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;since we flash the cursor manually by toggling with an inverse space,
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;detect if cursor is over an inverse space and use normal space instead
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;otherwise cursor won't be visible
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CharDel
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ldy #DELETE ;self-modified
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ldy #DELETE ;self-modified to INVSPACE in Apple II+ environment
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bmi +
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cmp #INVSPACE
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bne +
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@ -702,21 +669,25 @@ EditorMode
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cpx #(IgnoreClear - KeyTable_b)
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bcc DispatchCommand
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cpx #(IgnoreDirty - KeyTable_b)
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;save result in carry
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ClearOnFirstKeypress
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ldy #0 ;self-modified
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beq +
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dec ClearOnFirstKeypress + 1
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php
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jsr ClearScreen ;preserves A
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plp
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php ;preserve carry (don't care about the rest)
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pha
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jsr ClearScreen
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pla
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plp ;restore carry
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+ bcc DispatchCommand
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SetDirty
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sta IsDirty + 1
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DispatchCommand
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jsr EditorMode ;self-modified, one or both bytes depending on routine placement
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jsr EditorMode ;self-modified, current both bytes
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;but could be just one if all routines begin in the same page...
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jmp EditorMode
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_doneEditorMode
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@ -726,6 +697,24 @@ _doneEditorMode
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DispatchReturn
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rts
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MyCOUT
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MyCH
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ldx #"Q" ;self-modified
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ScreenBuff4
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sta $34f3, x ;self-modified
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inx
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cpx #WIDTH
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bne SetCH
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ldx #0
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MyCV
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ldy #"Q" ;self-modified
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iny
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cpy #(HEIGHT - 1)
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bne MyBASCALC
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ldy #0
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beq MyBASCALC ;always
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HandleKeyLineLeft
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dec MyCH + 1
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bpl DispatchReturn
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@ -749,9 +738,21 @@ HandleKeyLineUp
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ldy #(HEIGHT - 2)
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SetRow
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sty MyCV + 1
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ldx MyCH + 1
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jmp MyBASCALC
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MyBASCALC
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sty MyCV + 1
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lda TextCalcLo, y
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sta ScreenBuff2 + 1
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sta ScreenBuff3 + 1
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sta ScreenBuff4 + 1
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lda TextCalcHi, y
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sta ScreenBuff2 + 2
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sta ScreenBuff3 + 2
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sta ScreenBuff4 + 2
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SetCH
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stx MyCH + 1
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rts
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HandleKeyClearScreen
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jsr ClearScreen
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@ -773,7 +774,6 @@ HandleKeyLineDown
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beq SetRow ;always
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ClearScreen ; does not clear status line
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pha
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clc
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HandleKeyImportScreen ;called with carry set
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@ -798,20 +798,41 @@ HandleKeyImportScreen ;called with carry set
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sta OPSRC1L
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bcs +
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dec OPSRC1H
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sec
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sec ;maintain carry for ImportScreen path
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+ dex
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bpl --
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bcs + ;ImportScreen path
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pla
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+ rts
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rts
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HandleKeyHighlight
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ldx MyCV + 1
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jsr SetTextCalc
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ldy #(WIDTH - 1)
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- lda (OPSRC2L), y
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;lowercase to uppercase
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;otherwise it's unreadable when inverted
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;however, the conversion is not reversible
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cmp #$E0
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bcc +
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and #$DF
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;normal range to control range
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+ and #$BF
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;invert character and print if inverse
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eor #$80
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sta (OPSRC2L), y
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bpl +
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;control range to normal range
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cmp #$A0
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bcs +
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ora #$40
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+ sta (OPSRC2L), y
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dey
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bpl -
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rts
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@ -886,10 +907,6 @@ FirstLine ;lines are stored sequentially, not like
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!fill WIDTH * 9, $A0
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LoadSaveEnd
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;in the current version, the status line is not saved
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;however, when we move to multi-screen support,
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;both the status line and the spill line must be saved
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;for scrolling to work properly
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!fill (WIDTH - 5), $20
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!text "4LIVE"
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