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https://github.com/cc65/cc65.git
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Adapt to new mouse driver interface ('prep' and 'draw')
This commit is contained in:
Christian Groessler
parent
09aa007191
commit
d61b8754fb
@ -21,6 +21,7 @@
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.bss
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backup: .res 1
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visible:.res 1
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; ------------------------------------------------------------------------
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@ -36,6 +37,8 @@ scrptr: .res 2
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_mouse_def_callbacks:
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.addr hide
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.addr show
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.addr prep
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.addr draw
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.addr movex
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.addr movey
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@ -66,6 +69,9 @@ done:
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; Hide the mouse cursor.
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hide:
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dec visible
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prep:
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jsr getcursor ; Get character at cursor position
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cmp #cursor ; "mouse" character
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bne overwr ; no, probably program has overwritten it
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@ -76,6 +82,11 @@ overwr: sta backup
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; Show the mouse cursor.
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show:
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inc visible
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draw:
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lda visible
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beq done
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jsr getcursor ; Cursor visible at current position?
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sta backup ; Save character at cursor position
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lda #cursor
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@ -50,6 +50,8 @@ HEADER:
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CHIDE: jmp $0000 ; Hide the cursor
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CSHOW: jmp $0000 ; Show the cursor
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CPREP: jmp $0000 ; Prepare to move the cursor
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CDRAW: jmp $0000 ; Draw the cursor
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CMOVEX: jmp $0000 ; Move the cursor to X coord
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CMOVEY: jmp $0000 ; Move the cursor to Y coord
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@ -85,7 +87,6 @@ Buttons: .res 1 ; Button mask
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Temp: .res 1 ; Temporary value used in the int handler
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visible: .res 1
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; Default values for above variables
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@ -120,9 +121,8 @@ INSTALL:
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dex
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bpl @L1
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; Be sure the mouse cursor is invisible and at the default location.
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; Make sure the mouse cursor is at the default location.
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jsr CHIDE
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lda XPos
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ldx XPos+1
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jsr CMOVEX
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@ -149,8 +149,7 @@ UNINSTALL = HIDE ; Hide cursor on exit
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; no special action is required besides hiding the mouse cursor.
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; No return code required.
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HIDE: dec visible
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php
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HIDE: php
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sei
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jsr CHIDE
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plp
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@ -163,8 +162,7 @@ HIDE: dec visible
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; no special action is required besides enabling the mouse cursor.
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; No return code required.
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SHOW: inc visible
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php
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SHOW: php
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sei
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jsr CSHOW
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plp
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@ -225,7 +223,7 @@ MOVE: php
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pha
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txa
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pha
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jsr CHIDE
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jsr CPREP
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pla
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tax
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pla
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@ -241,15 +239,11 @@ MOVE: php
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dey
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lda (sp),y
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sta XPos ; New X position
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jsr CMOVEX ; Move the cursor
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lda visible
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beq @Ret
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jsr CSHOW
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jsr CDRAW
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@Ret: plp ; Restore interrupt flag
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plp ; Restore interrupt flag
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rts
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;----------------------------------------------------------------------------
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@ -335,7 +329,7 @@ IRQ:
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eor #15
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sta Temp
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jsr CHIDE
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jsr CPREP
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; Check left/right
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@ -435,11 +429,7 @@ IRQ:
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; Done
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@SkipY: lda visible
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beq @Done
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jsr CSHOW
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@Done: clc ; Interrupt not "handled"
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@SkipY: jsr CDRAW
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clc ; Interrupt not "handled"
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rts
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@ -60,6 +60,8 @@ libref: .addr $0000
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CHIDE: jmp $0000 ; Hide the cursor
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CSHOW: jmp $0000 ; Show the cursor
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CPREP: jmp $0000 ; Prepare to move the cursor
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CDRAW: jmp $0000 ; Draw the cursor
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CMOVEX: jmp $0000 ; Move the cursor to X coord
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CMOVEY: jmp $0000 ; Move the cursor to Y coord
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@ -96,8 +98,6 @@ Buttons: .res 1 ; Button mask
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XPosWrk: .res 2
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YPosWrk: .res 2
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visible: .res 1
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.if .defined (AMIGA_MOUSE) .or .defined (ST_MOUSE)
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dumx: .res 1
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dumy: .res 1
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@ -170,9 +170,8 @@ INSTALL:
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dex
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bpl @L1
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; Be sure the mouse cursor is invisible and at the default location.
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; Make sure the mouse cursor is at the default location.
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jsr CHIDE
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lda XPos
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sta XPosWrk
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ldx XPos+1
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@ -276,8 +275,7 @@ UNINSTALL:
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; no special action is required besides hiding the mouse cursor.
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; No return code required.
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HIDE: dec visible
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php
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HIDE: php
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sei
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jsr CHIDE
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plp
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@ -290,8 +288,7 @@ HIDE: dec visible
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; no special action is required besides enabling the mouse cursor.
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; No return code required.
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SHOW: inc visible
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php
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SHOW: php
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sei
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jsr CSHOW
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plp
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@ -352,13 +349,8 @@ MOVE: php
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pha
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txa
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pha
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lda visible
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beq @L01
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jsr CHIDE
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@L01: pla
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jsr CPREP
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pla
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tax
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pla
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@ -377,15 +369,11 @@ MOVE: php
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lda (sp),y
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sta XPos ; New X position
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sta XPosWrk
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jsr CMOVEX ; Move the cursor
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lda visible
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beq @Ret
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jsr CDRAW
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jsr CSHOW
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@Ret: plp ; Restore interrupt flag
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plp ; Restore interrupt flag
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rts
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;----------------------------------------------------------------------------
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@ -466,13 +454,11 @@ IRQ:
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ldx #MOUSE_BTN_LEFT
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@L0: stx Buttons
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ldx visible
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beq @L1
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jsr CHIDE
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jsr CPREP
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; Limit the X coordinate to the bounding box
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@L1: lda XPosWrk+1
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lda XPosWrk+1
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ldy XPosWrk
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tax
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cpy XMin
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@ -518,14 +504,12 @@ IRQ:
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tya
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jsr CMOVEY
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ldx visible
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beq @Done
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jsr CDRAW
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jsr CSHOW
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@Done: clc
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clc
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rts
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;----------------------------------------------------------------------------
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; T1Han: Local IRQ routine to poll mouse
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;
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