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aqhomecontrol/avr/modules/lcd2/gui2/base/mlayout_column.asm
2026-03-21 13:09:06 +01:00

517 lines
14 KiB
NASM

; ***************************************************************************
; copyright : (C) 2026 by Martin Preuss
; email : martin@libchipcard.de
;
; ***************************************************************************
; * This file is part of the project "AqHome". *
; * Please see toplevel file COPYING of that project for license details. *
; ***************************************************************************
#ifndef AQH_AVR_GUI2_MLAYOUT_COLUMN_ASM
#define AQH_AVR_GUI2_MLAYOUT_COLUMN_ASM
; ***************************************************************************
; defines
; ***************************************************************************
; code
.cseg
; ---------------------------------------------------------------------------
; @routine MLayout_LayoutColumnMode @global
;
; @param Y widget
; @clobbers any, !Y
MLayout_Layout_ColumnMode:
rcall mLayoutColumnLayoutHorizontally
; rcall mLayoutColumnLayoutVertically
ret
; @end
; ---------------------------------------------------------------------------
; @routine MLayout_OnGetDefaultWidth_ColumnMode @global
;
; @param Y widget
; @return r19:r18 value
; @clobbers any, !Y
MLayout_OnGetDefaultWidth_ColumnMode:
; DEBUG
ldi r18, 10
clr r19
sec
ret
rcall mLayoutSetDefaultWidthToTmp ; (any, !Y)
rcall mLayoutGetBorders ; r22=spacing, r23=border
push yl
push yh
rcall MLayout_GetFirstChildToY
rcall mLayoutSumContiguous ; r21:r20 needed minimum row width (r18, r19, r25)
pop yh
pop yl
mov r18, r20
mov r19, r21
sec
ret
; @end
; ---------------------------------------------------------------------------
; @routine MLayout_OnGetDefaultHeight_ColumnMode @global
;
; @param Y widget
; @return r19:r18 value
; @clobbers any, !Y
MLayout_OnGetDefaultHeight_ColumnMode:
; DEBUG
ldi r18, 10
clr r19
sec
ret
bigcall OBJ_GetFirstChild
push yl
push yh
mov yl, r18
mov yh, r19
rcall mLayoutSetDefaultHeightToTmp ; (any, !Y)
rcall mLayoutGetBorders ; r22=spacing, r23=border
rcall mLayoutSumSkipped ; r21:r20 needed minimum row width (r18, r19, r25)
mov r18, r20
mov r19, r21
pop yh
pop yl
sec
ret
; @end
; ---------------------------------------------------------------------------
; @routine mLayoutColumnLayoutHorizontally
;
; @param Y widget
; @clobbers any, !Y
mLayoutColumnLayoutHorizontally:
rcall mLayoutGetBorders ; r22=spacing, r23=border
ldd r25, Y+MLAYOUT_OFFS_COLSORROWS
push yl
push yh
rcall MLayout_GetFirstChildToY ; (none)
push r22
push r23
push r25
clr r25
rcall mLayoutSetDefaultWidthToTmp ; (any, !Y)
clr r25
rcall mLayoutCopyTmpToWidth ; (r18, r19, Z)
pop r25
pop r23
pop r22
; prepare first row
rcall mLayoutSetupFirstContiguous ; set max column widths to first row (r18, r19, Z)
; possibly distribute free space to expandable columns
push r22 ; spacing
push r23 ; border
; rcall mLayoutColumnExpandColumns ; (r16-r23, r25)
pop r23
pop r22
; rcall mLayoutColumnCopyTmpFromFirstRow ; copy TMP of every column from first row to following (r18-r21, Z)
push r25
clr r25
rcall mLayoutColumnPositionX ; (r12, r13, r16-r21, X)
pop r25
pop yl
pop yh
ret
; @end
mLayoutColumnLayoutVertically:
rcall mLayoutGetBorders ; r22=spacing, r23=border
ldd r25, Y+MLAYOUT_OFFS_COLSORROWS
push yl
push yh
rcall MLayout_GetFirstChildToY ; (none)
push r22
push r23
push r25
rcall mLayoutSetDefaultHeightToTmp ; (any, !Y)
pop r25
rcall mLayoutCopyTmpToHeight ; (r18, r19, Z)
pop r23
pop r22
; prepare first column
rcall mLayoutSetupFirstSkipped ; set max column widths to first column (r18, r19, Z)
; possibly distribute free space to expandable columns
push r22 ; spacing
push r23 ; border
; rcall mLayoutColumnExpandRows ; (r16-r23)
pop r23
pop r22
rcall mLayoutColumnCopyTmpFromFirstColumn ; copy TMP of every column from first row to following (r18-r21, Z)
rcall mLayoutColumnPositionY ; (r12, r13, r16-r21, X)
pop yl
pop yh
ret
; @end
; ---------------------------------------------------------------------------
; @routine mLayoutColumnCopyTmpFromFirstRow
;
; @param Y widget
; @param R25 widgets per row/column
; @clobbers r18-r21, Z
mLayoutColumnCopyTmpFromFirstRow:
push yl
push yh
ldi zl, LOW(mLayoutCallbackColumnCopyRow)
ldi zh, HIGH(mLayoutCallbackColumnCopyRow)
rcall mLayoutForEveryObjectContiguous ; (r18-r21, Y)
pop yh
pop yl
ret
; @end
; ---------------------------------------------------------------------------
; @routine mLayoutCallbackColumnCopyRow
;
; @param Y widget
; @clobbers r18, r19, r20, r21, r25
mLayoutCallbackColumnCopyRow:
push zl
push zh
rcall mLayoutColumnCopyTmpAcrossColumn ; (r18, r19, r20, r21, Z)
pop zh
pop zl
clc
ret
; @end
; ---------------------------------------------------------------------------
; @routine mLayoutColumnCopyTmpAcrossColumn
;
; @param Y widget
; @param R25 widgets per row/column
; @clobbers r18, r19, r20, r21, Z
mLayoutColumnCopyTmpAcrossColumn:
push yl
push yh
ldd r20, Y+WIDGET_OFFS_TMP_LO
ldd r21, Y+WIDGET_OFFS_TMP_HI
ldi zl, LOW(mLayoutCallbackSetTmp)
ldi zh, HIGH(mLayoutCallbackSetTmp)
rcall mLayoutForEveryObjectSkipped ; (r18, r19, Y)
pop yh
pop yl
ret
; @end
; ---------------------------------------------------------------------------
; @routine mLayoutColumnCopyTmpFromFirstColumn
;
; @param Y widget
; @param R25 widgets per row/column
; @clobbers r18-r21, Z
mLayoutColumnCopyTmpFromFirstColumn:
push yl
push yh
ldi zl, LOW(mLayoutCallbackColumnCopyColumn)
ldi zh, HIGH(mLayoutCallbackColumnCopyColumn)
rcall mLayoutForEveryObjectSkipped ; (r18-r21, Y)
pop yh
pop yl
ret
; @end
; ---------------------------------------------------------------------------
; @routine mLayoutCallbackColumnCopyColumn
;
; @param Y widget
; @param R25 widgets per row/column
; @clobbers r18, r19, r20, r21
mLayoutCallbackColumnCopyColumn:
push zl
push zh
rcall mLayoutColumnCopyTmpAcrossRow ; (r18, r19, r20, r21, Z)
pop zh
pop zl
clc
ret
; @end
; ---------------------------------------------------------------------------
; @routine mLayoutColumnCopyTmpAcrossRow
;
; @param Y widget
; @param R25 widgets per row/column
; @clobbers r18, r19, r20, r21, Z
mLayoutColumnCopyTmpAcrossRow:
push yl
push yh
ldd r20, Y+WIDGET_OFFS_TMP_LO
ldd r21, Y+WIDGET_OFFS_TMP_HI
ldi zl, LOW(mLayoutCallbackSetTmp)
ldi zh, HIGH(mLayoutCallbackSetTmp)
rcall mLayoutForEveryObjectContiguous ; (r18, r19, Y)
pop yh
pop yl
ret
; @end
; ---------------------------------------------------------------------------
; @routine mLayoutColumnPositionX
;
; Set X and width to all columns of the row
;
; @param Y first widget of current row
; @param r22 spacing between widgets
; @param r23 border at beginning and and
; @param R25 widgets per row/column
; @clobbers r12, r13, r16-r21, X
mLayoutColumnPositionX:
mov xl, r23 ; start at border
clr xh
push yl
push yh
ldi zl, LOW(mLayoutCallbackPositionX)
ldi zh, HIGH(mLayoutCallbackPositionX)
rcall mLayoutForEveryObjectContiguous ; (r12, r13, r16-r21, Y)
pop yh
pop yl
ret
; @end
; ---------------------------------------------------------------------------
; @routine mLayoutColumnPositionY
;
; Set X and width to all columns of the row
;
; @param Y first widget of current row
; @param r22 spacing between widgets
; @param r23 border at beginning and end
; @param R25 widgets per row/column
; @clobbers r12, r13, r16-r21, X
mLayoutColumnPositionY:
mov xl, r23 ; start at border
clr xh
push yl
push yh
ldi zl, LOW(mLayoutCallbackPositionY)
ldi zh, HIGH(mLayoutCallbackPositionY)
rcall mLayoutForEveryObjectSkipped ; (r12, r13, r16-r21, Y)
pop yh
pop yl
ret
; @end
; ---------------------------------------------------------------------------
; @routine mLayoutColumnExpandColumns
;
; Calculate additional space per expandable widget in a row.
;
; @param Y first widget of current row
; @param R25 widgets per row/column
; @return CFLAG set if there is additional space to distribute
; @return r21:r20 space to add to every expandable widget
; @clobbers r16-r23
mLayoutColumnExpandColumns:
rcall mLayoutColumnCalcAddSpacePerColumn ; r21:r20=additional space (r16-r23)
brcc mLayoutColumnExpandColumns_ret
ldi r22, (1<<WIDGET_PACK_HSELF1_BIT) | (1<<WIDGET_PACK_HSELF0_BIT) ; mask
ldi r23, (WIDGET_PACK_FILLED<<WIDGET_PACK_HSELF0_BIT) ; value
rcall mLayoutExpandChildrenMatchingPackContiguous ; (r18, r19)
mLayoutColumnExpandColumns_ret:
ret
; @end
; ---------------------------------------------------------------------------
; @routine mLayoutColumnCalcAddSpacePerColumn
;
; Calculate additional space per expandable widget in a row.
;
; @param Y first widget of current row
; @return CFLAG set if there is additional space to distribute
; @return r21:r20 space to add to every expandable widget
; @param r22 spacing between widgets
; @param r23 border at beginning and and
; @param r25 widgets per row/column
; @clobbers r16-r23
mLayoutColumnCalcAddSpacePerColumn:
rcall mLayoutSumContiguous ; r21:r20 needed minimum row width (r18, r19)
ldd r18, Y+WIDGET_OFFS_WIDTH_LO
ldd r19, Y+WIDGET_OFFS_WIDTH_HI
sub r18, r20
sbc r19, r21
brcc mLayoutColumnCalcAddSpacePerElement_none
breq mLayoutColumnCalcAddSpacePerElement_none
; r19:r18=space to distribute
push r18
push r19
ldi r22, (1<<WIDGET_PACK_HSELF1_BIT) | (1<<WIDGET_PACK_HSELF0_BIT) ; mask
ldi r23, (WIDGET_PACK_FILLED<<WIDGET_PACK_HSELF0_BIT) ; value
rcall mLayoutCountChildrenMatchingPackContiguous ; r20=num of matching children (r18, r19, r25)
pop r19
pop r18
tst r20
breq mLayoutColumnCalcAddSpacePerElement_none ; don't divide by zero!
mov r22, r20
clr r23
mov r20, r18
mov r21, r19
push r25
bigcall Utils_Divu16_16_16 ; r17:r16=space per expandable widget (r25)
pop r25
mov r20, r16
mov r21, r17
sec
rjmp mLayoutColumnCalcAddSpacePerElement_ret
mLayoutColumnCalcAddSpacePerElement_none:
clr r20
clr r21
clc
mLayoutColumnCalcAddSpacePerElement_ret:
ret
; @end
; ---------------------------------------------------------------------------
; @routine mLayoutColumnExpandRows
;
; Calculate additional space per expandable widget in a column.
;
; @param Y first widget of current row
; @param r25 widgets per row/column
; @return CFLAG set if there is additional space to distribute
; @return r21:r20 space to add to every expandable widget
; @clobbers r16-r23
mLayoutColumnExpandRows:
rcall mLayoutColumnCalcAddSpacePerRow ; r21:r20=additional space (r16-r23)
brcc mLayoutColumnExpandRows_ret
ldi r22, (1<<WIDGET_PACK_VSELF1_BIT) | (1<<WIDGET_PACK_VSELF0_BIT) ; mask
ldi r23, (WIDGET_PACK_FILLED<<WIDGET_PACK_VSELF0_BIT) ; value
rcall mLayoutExpandChildrenMatchingPackSkipped ; (r18, r19)
mLayoutColumnExpandRows_ret:
ret
; @end
; ---------------------------------------------------------------------------
; @routine mLayoutColumnCalcAddSpacePerRow
;
; Calculate additional space per expandable widget in a row.
;
; @param Y first widget of current row
; @return CFLAG set if there is additional space to distribute
; @return r21:r20 space to add to every expandable widget
; @param r22 spacing between widgets
; @param r23 border at beginning and and
; @param r25 widgets per row/column
; @clobbers r16-r23
mLayoutColumnCalcAddSpacePerRow:
rcall mLayoutSumSkipped ; r21:r20 needed minimum row width (r18, r19)
ldd r18, Y+WIDGET_OFFS_HEIGHT_LO
ldd r19, Y+WIDGET_OFFS_HEIGHT_HI
sub r18, r20
sbc r19, r21
brcc mLayoutColumnCalcAddSpacePerRow_none
breq mLayoutColumnCalcAddSpacePerRow_none
; r19:r18=space to distribute
push r18
push r19
ldi r22, (1<<WIDGET_PACK_VSELF1_BIT) | (1<<WIDGET_PACK_VSELF0_BIT) ; mask
ldi r23, (WIDGET_PACK_FILLED<<WIDGET_PACK_VSELF0_BIT) ; value
rcall mLayoutCountChildrenMatchingPackSkipped ; r20=num of matching children (r18, r19)
pop r19
pop r18
tst r20
breq mLayoutColumnCalcAddSpacePerRow_none ; don't divide by zero!
mov r22, r20
clr r23
mov r20, r18
mov r21, r19
push r25
bigcall Utils_Divu16_16_16 ; r17:r16=space per expandable widget
pop r25
mov r20, r16
mov r21, r17
sec
rjmp mLayoutColumnCalcAddSpacePerRow_ret
mLayoutColumnCalcAddSpacePerRow_none:
clr r20
clr r21
clc
mLayoutColumnCalcAddSpacePerRow_ret:
ret
; @end
#endif