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45 lines
1.3 KiB
Plaintext
45 lines
1.3 KiB
Plaintext
;-------------------------------
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; Progress bar functions
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;
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; ShowInitialProgressScreen - called once when a verify or crack process starts
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; ResetProgress - called once when a verify or crack process starts
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; IncProgress - called repeatedly during process (visibly increments progress bar)
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; RestartProgress - called from certain patchers (Sierra) or when writing from RAM disk
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; (visibly clears progress bar and exits via ResetProgress)
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;-------------------------------
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ShowInitialProgressScreen
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jsr ClearScreen
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lda #s_header
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jsr PrintByID
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lda #s_progbar
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jsr PrintByID
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lda VPOS
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sta TEXTTOP
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bne ResetProgress ; always branches
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RestartProgress
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lda VPOS
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pha
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lda #1
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sta VPOS
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lda #s_progbar
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jsr PrintByID
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pla
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sta VPOS
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jsr $FC22
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; /!\ execution falls through here
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ResetProgress
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lda #$82 ; reset progress indicator
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sta progressind+1
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lda #$05
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sta progressind+2
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rts
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IncProgress
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lda #$20 ; display minimal progress indicator
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progressind
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sta $FFFF ; SMC
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inc progressind+1
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rts
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