Asbjørn Djupdal
fc32343080
This provides support for creating printer drivers for C64/C128 GEOS. GEOSLib is also updated with the necessary support for printing from GEOS applications. A skeleton sample is provided. A new target is created: geos-c-prn
34 lines
966 B
ArmAsm
34 lines
966 B
ArmAsm
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; 2026 cc65 project (added for PRINTER driver support, see grc65)
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; void __fastcall__ GetDimensions (char *width, char *height, char *mode);
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.export _GetDimensions
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.import popax
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.importzp ptr1, ptr2, ptr3, tmp1, tmp2
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.include "printdrv.inc"
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_GetDimensions:
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sta ptr3 ; mode -- passed in A/X (fastcall, pointer)
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stx ptr3+1
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jsr popax ; height
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sta ptr1
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stx ptr1+1
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jsr popax ; width
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sta ptr2
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stx ptr2+1
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jsr GetDimensions ; returns capability flag in A, width in X, height in Y
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pha ; save capability flag
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stx tmp1
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sty tmp2
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ldy #0
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lda tmp1
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sta (ptr2),y ; *width = tmp1
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lda tmp2
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sta (ptr1),y ; *height = tmp2
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pla
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sta (ptr3),y ; *mode = capability flag
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rts
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