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source: xtideuniversalbios/trunk/Assembly_Library/Src/Menu/MenuText.asm @ 133

Last change on this file since 133 was 133, checked in by krille_n_@…, 13 years ago
Size optimizations in various files in the Assembly Library. Also a very small change to a string in XTIDE_Universal_BIOS_Configurator_v2/Src/Strings.asm
File size: 7.6 KB

Rev	Line
[41]	1	; Project name : Assembly Library
	2	; Description : Functions for drawing menu texts by the user.
	3
	4	; Section containing code
	5	SECTION .text
	6
	7	;--------------------------------------------------------------------
[48]	8	; MenuText_ClearTitleArea
	9	; MenuText_ClearInformationArea
	10	; Parameters
	11	; SS:BP: Ptr to MENU
	12	; Returns:
	13	; Nothing
	14	; Corrupts registers:
	15	; AX, BX, CX, DX, SI, DI
	16	;--------------------------------------------------------------------
	17	ALIGN JUMP_ALIGN
	18	MenuText_ClearTitleArea:
[125]	19	CALL_DISPLAY_LIBRARY PushDisplayContext ; Save cursor coordinates
[48]	20	call PrepareToDrawTitleArea
	21	mov cl, [bp+MENUINIT.bTitleLines]
	22	jmp SHORT ClearCLlinesOfText
	23
	24	ALIGN JUMP_ALIGN
	25	MenuText_ClearInformationArea:
[125]	26	CALL_DISPLAY_LIBRARY PushDisplayContext ; Save cursor coordinates
[54]	27	call MenuText_PrepareToDrawInformationArea
[48]	28	mov cl, [bp+MENUINIT.bInfoLines]
	29	ClearCLlinesOfText:
	30	mov al, [bp+MENUINIT.bWidth]
[54]	31	sub al, MENU_HORIZONTAL_BORDER_LINES+(MENU_TEXT_COLUMN_OFFSET/2)
[48]	32	mul cl
	33	xchg cx, ax
	34	mov al, ' '
	35	CALL_DISPLAY_LIBRARY PrintRepeatedCharacterFromALwithCountInCX
[125]	36	CALL_DISPLAY_LIBRARY PopDisplayContext
[48]	37	ret
	38
	39
	40	;--------------------------------------------------------------------
[41]	41	; MenuText_RefreshTitle
	42	; MenuText_RefreshInformation
	43	; Parameters
	44	; SS:BP: Ptr to MENU
	45	; Returns:
	46	; Nothing
	47	; Corrupts registers:
[48]	48	; AX, BX, CX, DX, SI, DI
[41]	49	;--------------------------------------------------------------------
	50	ALIGN JUMP_ALIGN
	51	MenuText_RefreshTitle:
	52	cmp BYTE [bp+MENUINIT.bTitleLines], 0
	53	jz SHORT NothingToRefresh
[48]	54	call PrepareToDrawTitleArea
[41]	55	jmp MenuEvent_RefreshTitle
	56
	57	ALIGN JUMP_ALIGN
	58	MenuText_RefreshInformation:
	59	cmp BYTE [bp+MENUINIT.bInfoLines], 0
	60	jz SHORT NothingToRefresh
[54]	61	call MenuText_PrepareToDrawInformationArea
[48]	62	jmp MenuEvent_RefreshInformation
[41]	63
[48]	64	;--------------------------------------------------------------------
	65	; PrepareToDrawTitleArea
	66	; PrepareToDrawInformationArea
	67	; Parameters
	68	; SS:BP: Ptr to MENU
	69	; Returns:
	70	; Nothing
	71	; Corrupts registers:
	72	; AX, BX, DX, SI, DI
	73	;--------------------------------------------------------------------
	74	ALIGN JUMP_ALIGN
	75	PrepareToDrawTitleArea:
	76	mov si, ATTRIBUTE_CHARS.cTitle
	77	call MenuLocation_GetTitleTextTopLeftCoordinatesToAX
[52]	78	jmp SHORT FinishPreparationsToDrawTitleOrInformationArea
[48]	79
	80	ALIGN JUMP_ALIGN
[54]	81	MenuText_PrepareToDrawInformationArea:
[41]	82	mov si, ATTRIBUTE_CHARS.cInformation
	83	call MenuLocation_GetInformationTextTopLeftCoordinatesToAX
[52]	84	FinishPreparationsToDrawTitleOrInformationArea:
	85	mov dx, MenuCharOut_MenuTeletypeOutputWithAutomaticLineChange
	86	jmp SHORT AdjustDisplayContextForDrawingTextsAtCoordsInAXwithAttrTypeInSIandCharOutFunctionInDX
[41]	87
	88
	89	;--------------------------------------------------------------------
	90	; MenuText_RefreshAllItems
	91	; Parameters
	92	; SS:BP: Ptr to MENU
	93	; Returns:
	94	; Nothing
	95	; Corrupts registers:
	96	; AX, BX, DX, SI, DI
	97	;--------------------------------------------------------------------
	98	ALIGN JUMP_ALIGN
	99	MenuText_RefreshAllItems:
	100	push cx
	101
	102	call MenuScrollbars_GetActualVisibleItemsOnPageToCX
	103	mov ax, [bp+MENU.wFirstVisibleItem]
	104	ALIGN JUMP_ALIGN
	105	.ItemRefreshLoop:
	106	call MenuText_RefreshItemFromAX
	107	inc ax
	108	loop .ItemRefreshLoop
	109
	110	pop cx
	111	NothingToRefresh:
	112	ret
	113
	114	;--------------------------------------------------------------------
	115	; MenuText_RefreshItemFromAX
	116	; Parameters
	117	; AX: Item to refresh
	118	; SS:BP: Ptr to MENU
	119	; Returns:
	120	; Nothing
	121	; Corrupts registers:
	122	; BX, DX, SI, DI
	123	;--------------------------------------------------------------------
	124	ALIGN JUMP_ALIGN
	125	MenuText_RefreshItemFromAX:
	126	push cx
[67]	127	push ax
[41]	128
[67]	129	xchg cx, ax
[41]	130	call MenuScrollbars_IsItemInCXonVisiblePage
	131	jnc SHORT .InvalidItem
[52]	132	call MenuText_AdjustDisplayContextForDrawingItemFromCX
[67]	133	call ClearPreviousItem
[41]	134	call MenuEvent_RefreshItemFromCX
[67]	135	call DrawScrollbarCharacterForItemInCXifNecessary
[41]	136	.InvalidItem:
[67]	137	pop ax
[41]	138	pop cx
	139	ret
	140
	141	;--------------------------------------------------------------------
[52]	142	; MenuText_AdjustDisplayContextForDrawingItemFromCX
[41]	143	; Parameters
[52]	144	; CX: Item to refresh
[41]	145	; SS:BP: Ptr to MENU
	146	; Returns:
[52]	147	; Nothing
[41]	148	; Corrupts registers:
[52]	149	; AX, BX, DX, SI, DI
[41]	150	;--------------------------------------------------------------------
	151	ALIGN JUMP_ALIGN
[52]	152	MenuText_AdjustDisplayContextForDrawingItemFromCX:
	153	mov ax, cx
	154	call GetItemTextAttributeTypeToSIforItemInCX
[41]	155	call MenuLocation_GetTextCoordinatesToAXforItemInAX
[52]	156	mov dx, MenuCharOut_MenuTeletypeOutput
[133]	157	; Fall to AdjustDisplayContextForDrawingTextsAtCoordsInAXwithAttrTypeInSIandCharOutFunctionInDX
[52]	158
	159	;--------------------------------------------------------------------
	160	; AdjustDisplayContextForDrawingTextsAtCoordsInAXwithAttrTypeInSIandCharOutFunctionInDX
	161	; Parameters
	162	; AX: Cursor coordinates to set
	163	; DX: Character output function
	164	; SI: Attribute type (from ATTRIBUTE_CHARS)
	165	; SS:BP: Ptr to MENU
	166	; Returns:
	167	; Nothing
	168	; Corrupts registers:
	169	; AX, BX, DX, SI, DI
	170	;--------------------------------------------------------------------
	171	ALIGN JUMP_ALIGN
	172	AdjustDisplayContextForDrawingTextsAtCoordsInAXwithAttrTypeInSIandCharOutFunctionInDX:
[41]	173	CALL_DISPLAY_LIBRARY SetCursorCoordinatesFromAX
	174
[52]	175	xchg ax, dx
	176	mov bl, ATTRIBUTES_ARE_USED
	177	CALL_DISPLAY_LIBRARY SetCharOutputFunctionFromAXwithAttribFlagInBL
	178
	179	call CharOutLineSplitter_PrepareForPrintingTextLines
	180	jmp MenuAttribute_SetToDisplayContextFromTypeInSI
	181
	182
[41]	183	;--------------------------------------------------------------------
[67]	184	; ClearPreviousItem
	185	; Parameters
	186	; SS:BP: Ptr to MENU
	187	; Returns:
	188	; Nothing
	189	; Corrupts registers:
	190	; AX, BX, DX, DI
	191	;--------------------------------------------------------------------
	192	ALIGN JUMP_ALIGN
	193	ClearPreviousItem:
	194	CALL_DISPLAY_LIBRARY GetSoftwareCoordinatesToAX
	195	xchg bx, ax
	196
	197	call MenuBorders_GetNumberOfMiddleCharactersToDX
	198	sub dx, BYTE MENU_TEXT_COLUMN_OFFSET
	199	mov al, [cs:g_rgbTextBorderCharacters+BORDER_CHARS.cMiddle]
	200	call MenuBorders_PrintMultipleBorderCharactersFromAL
	201
	202	xchg ax, bx
	203	CALL_DISPLAY_LIBRARY SetCursorCoordinatesFromAX
	204	ret
	205
	206
	207	;--------------------------------------------------------------------
[52]	208	; GetItemTextAttributeTypeToSIforItemInCX
[41]	209	; Parameters
	210	; CX: Item to refresh
	211	; SS:BP: Ptr to MENU
	212	; Returns:
	213	; SI: Text attribute type (ATTRIBUTE_CHARS)
	214	; Corrupts registers:
	215	; Nothing
	216	;--------------------------------------------------------------------
	217	ALIGN JUMP_ALIGN
[52]	218	GetItemTextAttributeTypeToSIforItemInCX:
[41]	219	mov si, ATTRIBUTE_CHARS.cItem
	220	test BYTE [bp+MENU.bFlags], FLG_MENU_NOHIGHLIGHT
	221	jnz SHORT .ReturnAttributeTypeInSI
[52]	222
	223	cmp cx, [bp+MENUINIT.wHighlightedItem]
[41]	224	jne SHORT .ReturnAttributeTypeInSI
	225	sub si, BYTE ATTRIBUTE_CHARS.cItem - ATTRIBUTE_CHARS.cHighlightedItem
	226	ALIGN JUMP_ALIGN, ret
	227	.ReturnAttributeTypeInSI:
	228	ret
	229
	230
	231	;--------------------------------------------------------------------
[67]	232	; DrawScrollbarCharacterForItemInCXifNecessary
[41]	233	; Parameters
	234	; CX: Item to refresh
	235	; SS:BP: Ptr to MENU
	236	; Returns:
	237	; Nothing
	238	; Corrupts registers:
[67]	239	; AX, CX, BX, DX, SI, DI
[41]	240	;--------------------------------------------------------------------
	241	ALIGN JUMP_ALIGN
[67]	242	DrawScrollbarCharacterForItemInCXifNecessary:
[41]	243	call MenuScrollbars_AreScrollbarsNeeded
	244	jc SHORT .DrawScrollbarCharacter
	245	ret
	246
	247	ALIGN JUMP_ALIGN
	248	.DrawScrollbarCharacter:
[48]	249	call MenuBorders_AdjustDisplayContextForDrawingBorders
[41]	250	mov ax, cx
[104]	251
	252	call MenuLocation_GetTextCoordinatesToAXforItemInAX
	253	add al, [bp+MENUINIT.bWidth]
	254	sub al, MENU_TEXT_COLUMN_OFFSET*2
[41]	255	CALL_DISPLAY_LIBRARY SetCursorCoordinatesFromAX
	256
	257	mov di, cx
	258	sub di, [bp+MENU.wFirstVisibleItem] ; Item to line
	259	call MenuScrollbars_GetScrollCharacterToALForLineInDI
[67]	260	jmp MenuBorders_PrintSingleBorderCharacterFromAL

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