WeeGUI/macros.s
Quinn Dunki 25e24282b3 - Added view selection and focus states
- Added some API for focus selection
- Fixed a bug in selected view table lookup
- View creation now selects new view
- Refactored and fixed bugs in checkbox rendering
- Checkboxes can now be toggled
- Basic API for view actions
- Convenience routine for painting all views
2014-09-05 20:32:16 -07:00

146 lines
1.9 KiB
ArmAsm

;
; macros.s
; Generally useful macros for 6502 code
;
; Created by Quinn Dunki on 8/15/14.
; Copyright (c) 2014 One Girl, One Laptop Productions. All rights reserved.
;
; Macros
.macro SETSWITCH name ; Sets the named softswitch (assumes write method)
sta name
.endmacro
.macro SAVE_AXY ; Saves all registers
pha
txa
pha
tya
pha
.endmacro
.macro RESTORE_AXY ; Restores all registers
pla
tay
pla
tax
pla
.endmacro
.macro SAVE_AY ; Saves accumulator and Y index
pha
tya
pha
.endmacro
.macro RESTORE_AY ; Restores accumulator and Y index
pla
tay
pla
.endmacro
.macro SAVE_AX ; Saves accumulator and X index
pha
txa
pha
.endmacro
.macro RESTORE_AX ; Restores accumulator and X index
pla
tax
pla
.endmacro
.macro SAVE_ZPP ; Saves Zero Page locations we use for parameters
lda PARAM0
pha
lda PARAM1
pha
lda PARAM2
pha
lda PARAM3
pha
.endmacro
.macro RESTORE_ZPP ; Restores Zero Page locations we use for parameters
pla
sta PARAM3
pla
sta PARAM2
pla
sta PARAM1
pla
sta PARAM0
.endmacro
.macro SAVE_ZPS ; Saves Zero Page locations we use for scratch
lda SCRATCH0
pha
lda SCRATCH1
pha
.endmacro
.macro RESTORE_ZPS ; Restores Zero Page locations we use for scratch
pla
sta SCRATCH1
pla
sta SCRATCH0
.endmacro
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
; Rendering macros
;
.macro LDY_ACTIVEVIEW
lda WG_ACTIVEVIEW ; Find our new view record
asl
asl
asl
asl ; Records are 16 bytes wide
tay
.endmacro
.macro LDX_ACTIVEVIEW
lda WG_ACTIVEVIEW ; Find our new view record
asl
asl
asl
asl ; Records are 16 bytes wide
tax
.endmacro
.macro LDY_FOCUSVIEW
lda WG_FOCUSVIEW ; Find our new view record
asl
asl
asl
asl ; Records are 16 bytes wide
tay
.endmacro
.macro VBL_SYNC ; Synchronize with vertical blanking
lda #$80
macroWaitVBLToFinish:
bit RDVBLBAR
bmi macroWaitVBLToFinish
macroWaitVBLToStart:
bit RDVBLBAR
bpl macroWaitVBLToStart
.endmacro