WebSVN – Kolibri OS – Blame – /kernel/branches/Kolibri-acpi/video/cursors.inc

Rev	Author	Line No.	Line
465	serge	1	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		2	;; ;;
5565	serge	3	;; Copyright (C) KolibriOS team 2004-2015. All rights reserved. ;;
465	serge	4	;; Distributed under terms of the GNU General Public License ;;
		5	;; ;;
		6	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
221	serge	7
593	mikedld	8	$Revision: 5596 $
		9
		10
221	serge	11	LOAD_FROM_FILE equ 0
		12	LOAD_FROM_MEM equ 1
		13	LOAD_INDIRECT equ 2
		14	LOAD_SYSTEM equ 3
		15
2434	Serge	16	struct BITMAPINFOHEADER
		17	Size dd ?
		18	Width dd ?
		19	Height dd ?
		20	Planes dw ?
		21	BitCount dw ?
		22	Compression dd ?
		23	SizeImage dd ?
		24	XPelsPerMeter dd ?
		25	YPelsPerMeter dd ?
		26	ClrUsed dd ?
		27	ClrImportant dd ?
		28	ends
		29	;------------------------------------------------------------------------------
221	serge	30	align 4
1316	serge	31	proc init_cursor stdcall, dst:dword, src:dword
221	serge	32	locals
		33	rBase dd ?
		34	pQuad dd ?
		35	pBits dd ?
		36	pAnd dd ?
		37	width dd ?
		38	height dd ?
		39	counter dd ?
		40	endl
		41
2434	Serge	42	mov esi, [src]
		43	add esi, [esi+18]
		44	mov eax, esi
221	serge	45
2434	Serge	46	cmp [esi+BITMAPINFOHEADER.BitCount], 24
		47	je .img_24
		48	cmp [esi+BITMAPINFOHEADER.BitCount], 8
		49	je .img_8
		50	cmp [esi+BITMAPINFOHEADER.BitCount], 4
		51	je .img_4
		52	;--------------------------------------
		53	align 4
233	serge	54	.img_2:
2434	Serge	55	add eax, [esi]
		56	mov [pQuad], eax
		57	add eax, 8
		58	mov [pBits], eax
		59	add eax, 128
		60	mov [pAnd], eax
		61	mov eax, [esi+4]
		62	mov [width], eax
		63	mov ebx, [esi+8]
		64	shr ebx, 1
		65	mov [height], ebx
233	serge	66
2434	Serge	67	mov edi, [dst]
		68	add edi, 32314
		69	mov [rBase], edi
233	serge	70
2434	Serge	71	mov esi, [pQuad]
		72	;--------------------------------------
		73	align 4
233	serge	74	.l21:
2434	Serge	75	mov ebx, [pBits]
		76	mov ebx, [ebx]
		77	bswap ebx
		78	mov eax, [pAnd]
		79	mov eax, [eax]
		80	bswap eax
		81	mov [counter], 32
		82	;--------------------------------------
		83	align 4
233	serge	84	@@:
2434	Serge	85	xor edx, edx
		86	shl eax, 1
		87	setc dl
		88	dec edx
233	serge	89
2434	Serge	90	xor ecx, ecx
		91	shl ebx, 1
		92	setc cl
		93	mov ecx, [esi+ecx*4]
		94	and ecx, edx
		95	and edx, 0xFF000000
		96	or edx, ecx
		97	mov [edi], edx
233	serge	98
2434	Serge	99	add edi, 4
		100	dec [counter]
		101	jnz @B
233	serge	102
2434	Serge	103	add [pBits], 4
		104	add [pAnd], 4
		105	mov edi, [rBase]
		106	sub edi, 128
		107	mov [rBase], edi
		108	sub [height], 1
		109	jnz .l21
		110	ret
		111	;--------------------------------------
		112	align 4
224	serge	113	.img_4:
2434	Serge	114	add eax, [esi]
		115	mov [pQuad], eax
		116	add eax, 64
		117	mov [pBits], eax
		118	add eax, 0x200
		119	mov [pAnd], eax
		120	mov eax, [esi+4]
		121	mov [width], eax
		122	mov ebx, [esi+8]
		123	shr ebx, 1
		124	mov [height], ebx
221	serge	125
2434	Serge	126	mov edi, [dst]
		127	add edi, 32314
		128	mov [rBase], edi
221	serge	129
2434	Serge	130	mov esi, [pQuad]
		131	mov ebx, [pBits]
		132	;--------------------------------------
		133	align 4
233	serge	134	.l4:
2434	Serge	135	mov eax, [pAnd]
		136	mov eax, [eax]
		137	bswap eax
		138	mov [counter], 16
		139	;--------------------------------------
		140	align 4
221	serge	141	@@:
2434	Serge	142	xor edx, edx
		143	shl eax, 1
		144	setc dl
		145	dec edx
221	serge	146
2434	Serge	147	movzx ecx, byte [ebx]
		148	and cl, 0xF0
		149	shr ecx, 2
		150	mov ecx, [esi+ecx]
		151	and ecx, edx
		152	and edx, 0xFF000000
		153	or edx, ecx
		154	mov [edi], edx
221	serge	155
2434	Serge	156	xor edx, edx
		157	shl eax, 1
		158	setc dl
		159	dec edx
221	serge	160
2434	Serge	161	movzx ecx, byte [ebx]
		162	and cl, 0x0F
		163	mov ecx, [esi+ecx*4]
		164	and ecx, edx
		165	and edx, 0xFF000000
		166	or edx, ecx
		167	mov [edi+4], edx
221	serge	168
2434	Serge	169	inc ebx
		170	add edi, 8
		171	dec [counter]
		172	jnz @B
221	serge	173
2434	Serge	174	add [pAnd], 4
		175	mov edi, [rBase]
		176	sub edi, 128
		177	mov [rBase], edi
		178	sub [height], 1
		179	jnz .l4
		180	ret
		181	;--------------------------------------
		182	align 4
233	serge	183	.img_8:
2434	Serge	184	add eax, [esi]
		185	mov [pQuad], eax
		186	add eax, 1024
		187	mov [pBits], eax
		188	add eax, 1024
		189	mov [pAnd], eax
		190	mov eax, [esi+4]
		191	mov [width], eax
		192	mov ebx, [esi+8]
		193	shr ebx, 1
		194	mov [height], ebx
233	serge	195
2434	Serge	196	mov edi, [dst]
		197	add edi, 32314
		198	mov [rBase], edi
233	serge	199
2434	Serge	200	mov esi, [pQuad]
		201	mov ebx, [pBits]
		202	;--------------------------------------
		203	align 4
233	serge	204	.l81:
2434	Serge	205	mov eax, [pAnd]
		206	mov eax, [eax]
		207	bswap eax
		208	mov [counter], 32
		209	;--------------------------------------
		210	align 4
233	serge	211	@@:
2434	Serge	212	xor edx, edx
		213	shl eax, 1
		214	setc dl
		215	dec edx
233	serge	216
2434	Serge	217	movzx ecx, byte [ebx]
		218	mov ecx, [esi+ecx*4]
		219	and ecx, edx
		220	and edx, 0xFF000000
		221	or edx, ecx
		222	mov [edi], edx
233	serge	223
2434	Serge	224	inc ebx
		225	add edi, 4
		226	dec [counter]
		227	jnz @B
233	serge	228
2434	Serge	229	add [pAnd], 4
		230	mov edi, [rBase]
		231	sub edi, 128
		232	mov [rBase], edi
		233	sub [height], 1
		234	jnz .l81
		235	ret
		236	;--------------------------------------
		237	align 4
224	serge	238	.img_24:
2434	Serge	239	add eax, [esi]
		240	mov [pQuad], eax
		241	add eax, 0xC00
		242	mov [pAnd], eax
		243	mov eax, [esi+BITMAPINFOHEADER.Width]
		244	mov [width], eax
		245	mov ebx, [esi+BITMAPINFOHEADER.Height]
		246	shr ebx, 1
		247	mov [height], ebx
224	serge	248
2434	Serge	249	mov edi, [dst]
		250	add edi, 32314
		251	mov [rBase], edi
224	serge	252
2434	Serge	253	mov esi, [pAnd]
		254	mov ebx, [pQuad]
		255	;--------------------------------------
		256	align 4
224	serge	257	.row_24:
2434	Serge	258	mov eax, [esi]
		259	bswap eax
		260	mov [counter], 32
		261	;--------------------------------------
		262	align 4
224	serge	263	@@:
2434	Serge	264	xor edx, edx
		265	shl eax, 1
		266	setc dl
		267	dec edx
224	serge	268
2434	Serge	269	mov ecx, [ebx]
		270	and ecx, 0x00FFFFFF
		271	and ecx, edx
		272	and edx, 0xFF000000
		273	or edx, ecx
		274	mov [edi], edx
		275	add ebx, 3
		276	add edi, 4
		277	dec [counter]
		278	jnz @B
224	serge	279
2434	Serge	280	add esi, 4
		281	mov edi, [rBase]
		282	sub edi, 128
		283	mov [rBase], edi
		284	sub [height], 1
		285	jnz .row_24
		286	ret
221	serge	287	endp
2434	Serge	288	;------------------------------------------------------------------------------
221	serge	289	align 4
227	serge	290	proc set_cursor stdcall, hcursor:dword
2434	Serge	291	mov eax, [hcursor]
		292	cmp [eax+CURSOR.magic], 'CURS'
		293	jne .fail
281	serge	294	; cmp [eax+CURSOR.size], CURSOR_SIZE
		295	; jne .fail
2434	Serge	296	mov ebx, [current_slot]
		297	xchg eax, [ebx+APPDATA.cursor]
5201	serge	298	jmp .end
2434	Serge	299	;--------------------------------------
		300	align 4
230	serge	301	.fail:
2434	Serge	302	mov eax, [def_cursor]
		303	mov ebx, [current_slot]
		304	xchg eax, [ebx+APPDATA.cursor]
5201	serge	305	align 4
		306	.end:
		307	mov [redrawmouse_unconditional], 1
5596	serge	308	call __sys_draw_pointer
2434	Serge	309	ret
227	serge	310	endp
2434	Serge	311	;------------------------------------------------------------------------------
		312	align 4
281	serge	313	; param
		314	; eax= pid
		315	; ebx= src
		316	; ecx= flags
227	serge	317
1316	serge	318	create_cursor:
281	serge	319	.src equ esp
		320	.flags equ esp+4
		321	.hcursor equ esp+8
		322
2434	Serge	323	sub esp, 4 ;space for .hcursor
		324	push ecx
		325	push ebx
281	serge	326
2434	Serge	327	mov ebx, eax
		328	mov eax, sizeof.CURSOR
		329	call create_kernel_object
		330	test eax, eax
		331	jz .fail
281	serge	332
2434	Serge	333	mov [.hcursor], eax
281	serge	334
2434	Serge	335	xor ebx, ebx
		336	mov [eax+CURSOR.magic], 'CURS'
		337	mov [eax+CURSOR.destroy], destroy_cursor
		338	mov [eax+CURSOR.hot_x], ebx
		339	mov [eax+CURSOR.hot_y], ebx
281	serge	340
2434	Serge	341	stdcall kernel_alloc, 0x1000
		342	test eax, eax
		343	jz .fail
221	serge	344
2434	Serge	345	mov edi, [.hcursor]
		346	mov [edi+CURSOR.base], eax
221	serge	347
2434	Serge	348	mov esi, [.src]
		349	mov ebx, [.flags]
		350	cmp bx, LOAD_INDIRECT
		351	je .indirect
221	serge	352
2434	Serge	353	movzx ecx, word [esi+10]
		354	movzx edx, word [esi+12]
		355	mov [edi+CURSOR.hot_x], ecx
		356	mov [edi+CURSOR.hot_y], edx
221	serge	357
2434	Serge	358	stdcall init_cursor, eax, esi
1316	serge	359
2987	Serge	360	align 4
		361	.add_cursor:
2434	Serge	362	mov ecx, [.hcursor]
		363	lea ecx, [ecx+CURSOR.list_next]
		364	lea edx, [_display.cr_list.next]
1316	serge	365
2434	Serge	366	pushfd
		367	cli
		368	list_add ecx, edx ;list_add_tail(new, head)
		369	popfd
1316	serge	370
2434	Serge	371	mov eax, [.hcursor]
		372	cmp [_display.init_cursor], 0
		373	je .fail
1316	serge	374
2434	Serge	375	push eax
		376	call [_display.init_cursor]
		377	add esp, 4
1316	serge	378
2434	Serge	379	mov eax, [.hcursor]
		380	;--------------------------------------
		381	align 4
221	serge	382	.fail:
2434	Serge	383	add esp, 12
		384	ret
		385	;--------------------------------------
		386	align 4
227	serge	387	.indirect:
2434	Serge	388	shr ebx, 16
		389	movzx ecx, bh
		390	movzx edx, bl
2987	Serge	391	mov [edi+CURSOR.hot_x], ecx
		392	mov [edi+CURSOR.hot_y], edx
221	serge	393
2434	Serge	394	xchg edi, eax
		395	mov ecx, 1024
		396	cld
		397	rep movsd
2987	Serge	398	jmp .add_cursor
2434	Serge	399	;------------------------------------------------------------------------------
221	serge	400	align 4
		401	proc load_cursor stdcall, src:dword, flags:dword
		402	locals
		403	handle dd ?
		404	endl
		405
2434	Serge	406	xor eax, eax
		407	cmp [create_cursor], eax
		408	je .fail2
786	serge	409
2434	Serge	410	mov [handle], eax
		411	cmp word [flags], LOAD_FROM_FILE
		412	jne @F
221	serge	413
2434	Serge	414	stdcall load_file, [src]
		415	test eax, eax
		416	jz .fail
		417	mov [src], eax
		418	;--------------------------------------
		419	align 4
227	serge	420	@@:
2434	Serge	421	push ebx
		422	push esi
		423	push edi
662	serge	424
2434	Serge	425	mov eax, [CURRENT_TASK]
		426	shl eax, 5
		427	mov eax, [CURRENT_TASK+eax+4]
		428	mov ebx, [src]
		429	mov ecx, [flags]
		430	call create_cursor ;eax, ebx, ecx
		431	mov [handle], eax
662	serge	432
2434	Serge	433	cmp word [flags], LOAD_FROM_FILE
		434	jne .exit
		435	stdcall kernel_free, [src]
		436	;--------------------------------------
		437	align 4
227	serge	438	.exit:
2434	Serge	439	pop edi
		440	pop esi
		441	pop ebx
		442	;--------------------------------------
		443	align 4
662	serge	444	.fail:
2434	Serge	445	mov eax, [handle]
		446	;--------------------------------------
		447	align 4
786	serge	448	.fail2:
2434	Serge	449	ret
221	serge	450	endp
2434	Serge	451	;------------------------------------------------------------------------------
221	serge	452	align 4
233	serge	453	proc delete_cursor stdcall, hcursor:dword
		454
3232	Serge	455	; DEBUGF 1,'K : delete_cursor %x\n', [hcursor]
		456
2434	Serge	457	mov esi, [hcursor]
3232	Serge	458
2434	Serge	459	cmp [esi+CURSOR.magic], 'CURS'
		460	jne .fail
233	serge	461
2434	Serge	462	mov ebx, [CURRENT_TASK]
		463	shl ebx, 5
		464	mov ebx, [CURRENT_TASK+ebx+4]
		465	cmp ebx, [esi+CURSOR.pid]
		466	jne .fail
233	serge	467
2434	Serge	468	mov ebx, [current_slot]
		469	cmp esi, [ebx+APPDATA.cursor]
		470	jne @F
		471	mov eax, [def_cursor]
		472	mov [ebx+APPDATA.cursor], eax
		473	;--------------------------------------
		474	align 4
233	serge	475	@@:
2434	Serge	476	mov eax, [hcursor]
		477	call [eax+APPOBJ.destroy]
		478	;--------------------------------------
		479	align 4
233	serge	480	.fail:
2434	Serge	481	ret
233	serge	482	endp
2434	Serge	483	;------------------------------------------------------------------------------
		484	align 4
281	serge	485	; param
		486	; eax= cursor
		487	destroy_cursor:
		488
2434	Serge	489	push eax
		490	stdcall kernel_free, [eax+CURSOR.base]
281	serge	491
2434	Serge	492	mov eax, [esp]
		493	lea eax, [eax+CURSOR.list_next]
281	serge	494
2434	Serge	495	pushfd
		496	cli
		497	list_del eax
		498	popfd
		499
		500	pop eax
		501	call destroy_kernel_object
		502	ret
		503	;------------------------------------------------------------------------------
281	serge	504	align 4
638	serge	505	select_cursor:
2434	Serge	506	mov eax, [esp+4]
		507	mov [_display.cursor], eax
		508	ret 4
		509	;------------------------------------------------------------------------------
638	serge	510	align 4
1316	serge	511	proc restore_24 stdcall, x:dword, y:dword
673	serge	512
2434	Serge	513	push ebx
233	serge	514
2434	Serge	515	mov ebx, [cur_saved_base]
		516	mov edx, [cur.h]
		517	test edx, edx
		518	jz .ret
221	serge	519
2434	Serge	520	push esi
		521	push edi
1316	serge	522
2434	Serge	523	mov esi, cur_saved_data
		524	mov ecx, [cur.w]
		525	lea ecx, [ecx+ecx*2]
		526	push ecx
		527	;--------------------------------------
		528	align 4
221	serge	529	@@:
2434	Serge	530	mov edi, ebx
5565	serge	531	add ebx, [_display.lfb_pitch]
1316	serge	532
2434	Serge	533	mov ecx, [esp]
		534	rep movsb
		535	dec edx
		536	jnz @B
1316	serge	537
2434	Serge	538	pop ecx
		539	pop edi
		540	pop esi
		541	;--------------------------------------
		542	align 4
641	diamond	543	.ret:
2434	Serge	544	pop ebx
		545	ret
221	serge	546	endp
2434	Serge	547	;------------------------------------------------------------------------------
221	serge	548	align 4
		549	proc restore_32 stdcall, x:dword, y:dword
		550
2434	Serge	551	push ebx
1316	serge	552
2434	Serge	553	mov ebx, [cur_saved_base]
		554	mov edx, [cur.h]
		555	test edx, edx
		556	jz .ret
221	serge	557
2434	Serge	558	push esi
		559	push edi
1316	serge	560
2434	Serge	561	mov esi, cur_saved_data
		562	;--------------------------------------
		563	align 4
221	serge	564	@@:
2434	Serge	565	mov edi, ebx
5565	serge	566	add ebx, [_display.lfb_pitch]
1316	serge	567
2434	Serge	568	mov ecx, [cur.w]
		569	rep movsd
		570	dec edx
		571	jnz @B
1316	serge	572
2434	Serge	573	pop edi
		574	;--------------------------------------
		575	align 4
641	diamond	576	.ret:
2434	Serge	577	pop esi
		578	pop ebx
		579	ret
221	serge	580	endp
2434	Serge	581	;------------------------------------------------------------------------------
221	serge	582	align 4
5201	serge	583	proc restore_16 stdcall, x:dword, y:dword
		584
		585	push ebx
		586
		587	mov ebx, [cur_saved_base]
		588	mov edx, [cur.h]
		589	test edx, edx
		590	jz .ret
		591
		592	push esi
		593	push edi
		594
		595	mov esi, cur_saved_data
		596	;--------------------------------------
		597	align 4
		598	@@:
		599	mov edi, ebx
5565	serge	600	add ebx, [_display.lfb_pitch]
5201	serge	601
		602	mov ecx, [cur.w]
		603	rep movsw
		604	dec edx
		605	jnz @B
		606
		607	pop edi
		608	;--------------------------------------
		609	align 4
		610	.ret:
		611	pop esi
		612	pop ebx
		613	ret
		614	endp
		615	;------------------------------------------------------------------------------
		616	align 4
1316	serge	617	proc move_cursor_24 stdcall, hcursor:dword, x:dword, y:dword
221	serge	618	locals
		619	h dd ?
		620	_dx dd ?
		621	_dy dd ?
		622	endl
		623
2434	Serge	624	mov esi, [hcursor]
		625	mov ecx, [x]
		626	mov eax, [y]
2465	Serge	627	; mov ebx, [BytesPerScanLine]
221	serge	628
2434	Serge	629	xor edx, edx
		630	sub ecx, [esi+CURSOR.hot_x]
		631	lea ebx, [ecx+32-1]
		632	mov [x], ecx
		633	sets dl
		634	dec edx
		635	and ecx, edx ;clip x to 0<=x
		636	mov [cur.left], ecx
		637	mov edi, ecx
		638	sub edi, [x]
		639	mov [_dx], edi
221	serge	640
2434	Serge	641	xor edx, edx
		642	sub eax, [esi+CURSOR.hot_y]
		643	lea edi, [eax+32-1]
		644	mov [y], eax
		645	sets dl
		646	dec edx
		647	and eax, edx ;clip y to 0<=y
		648	mov [cur.top], eax
		649	mov edx, eax
		650	sub edx, [y]
		651	mov [_dy], edx
221	serge	652
2465	Serge	653	; mul dword [BytesPerScanLine]
2987	Serge	654	mov eax, [BPSLine_calc_area+eax*4]
2434	Serge	655	lea edx, [LFB_BASE+ecx*3]
		656	add edx, eax
		657	mov [cur_saved_base], edx
221	serge	658
4288	Serge	659	cmp ebx, [_display.width]
		660	jb @F
		661	mov ebx, [_display.width]
2434	Serge	662	;--------------------------------------
		663	align 4
224	serge	664	@@:
4288	Serge	665	cmp edi, [_display.height]
		666	jb @F
		667	mov edi, [_display.height]
2434	Serge	668	;--------------------------------------
		669	align 4
224	serge	670	@@:
221	serge	671
2434	Serge	672	sub ebx, [x]
		673	sub edi, [y]
2987	Serge	674	sub ebx, [_dx]
		675	sub edi, [_dy]
221	serge	676
2434	Serge	677	mov [cur.w], ebx
		678	mov [cur.h], edi
		679	mov [h], edi
221	serge	680
2434	Serge	681	mov eax, edi
		682	mov edi, cur_saved_data
		683	;--------------------------------------
		684	align 4
221	serge	685	@@:
2434	Serge	686	mov esi, edx
5565	serge	687	add edx, [_display.lfb_pitch]
2434	Serge	688	mov ecx, [cur.w]
		689	lea ecx, [ecx+ecx*2]
		690	rep movsb
		691	dec eax
		692	jnz @B
221	serge	693
		694	;draw cursor
2434	Serge	695	mov ebx, [cur_saved_base]
		696	mov eax, [_dy]
		697	shl eax, 5
		698	add eax, [_dx]
221	serge	699
2434	Serge	700	mov esi, [hcursor]
		701	mov esi, [esi+CURSOR.base]
		702	lea edx, [esi+eax*4]
		703	;--------------------------------------
		704	align 4
221	serge	705	.row:
2434	Serge	706	mov ecx, [cur.w]
		707	mov esi, edx
		708	mov edi, ebx
		709	add edx, 32*4
5565	serge	710	add ebx, [_display.lfb_pitch]
2434	Serge	711	;--------------------------------------
		712	align 4
221	serge	713	.pix:
2434	Serge	714	lodsd
		715	test eax, 0xFF000000
		716	jz @F
		717	mov [edi], ax
		718	shr eax, 16
		719	mov [edi+2], al
		720	;--------------------------------------
		721	align 4
221	serge	722	@@:
2434	Serge	723	add edi, 3
		724	dec ecx
		725	jnz .pix
221	serge	726
2434	Serge	727	dec [h]
		728	jnz .row
		729	ret
221	serge	730	endp
2434	Serge	731	;------------------------------------------------------------------------------
221	serge	732	align 4
1316	serge	733	proc move_cursor_32 stdcall, hcursor:dword, x:dword, y:dword
221	serge	734	locals
		735	h dd ?
		736	_dx dd ?
		737	_dy dd ?
		738	endl
		739
2434	Serge	740	mov esi, [hcursor]
		741	mov ecx, [x]
		742	mov eax, [y]
221	serge	743
2434	Serge	744	xor edx, edx
		745	sub ecx, [esi+CURSOR.hot_x]
		746	lea ebx, [ecx+32-1]
		747	mov [x], ecx
		748	sets dl
		749	dec edx
		750	and ecx, edx ;clip x to 0<=x
		751	mov [cur.left], ecx
		752	mov edi, ecx
		753	sub edi, [x]
		754	mov [_dx], edi
221	serge	755
2434	Serge	756	xor edx, edx
		757	sub eax, [esi+CURSOR.hot_y]
		758	lea edi, [eax+32-1]
		759	mov [y], eax
		760	sets dl
		761	dec edx
		762	and eax, edx ;clip y to 0<=y
		763	mov [cur.top], eax
		764	mov edx, eax
		765	sub edx, [y]
		766	mov [_dy], edx
221	serge	767
2465	Serge	768	; mul dword [BytesPerScanLine]
2987	Serge	769	mov eax, [BPSLine_calc_area+eax*4]
2434	Serge	770	lea edx, [LFB_BASE+eax+ecx*4]
		771	mov [cur_saved_base], edx
221	serge	772
4288	Serge	773	cmp ebx, [_display.width]
		774	jb @F
		775	mov ebx, [_display.width]
2434	Serge	776	;--------------------------------------
		777	align 4
224	serge	778	@@:
4288	Serge	779	cmp edi, [_display.height]
		780	jb @F
		781	mov edi, [_display.height]
2434	Serge	782	;--------------------------------------
		783	align 4
224	serge	784	@@:
2434	Serge	785	sub ebx, [x]
		786	sub edi, [y]
2987	Serge	787	sub ebx, [_dx]
		788	sub edi, [_dy]
221	serge	789
2434	Serge	790	mov [cur.w], ebx
		791	mov [cur.h], edi
		792	mov [h], edi
221	serge	793
2434	Serge	794	mov eax, edi
		795	mov edi, cur_saved_data
		796	;--------------------------------------
		797	align 4
221	serge	798	@@:
2434	Serge	799	mov esi, edx
5565	serge	800	add edx, [_display.lfb_pitch]
2434	Serge	801	mov ecx, [cur.w]
		802	rep movsd
		803	dec eax
		804	jnz @B
221	serge	805
		806	;draw cursor
2434	Serge	807	mov ebx, [cur_saved_base]
		808	mov eax, [_dy]
		809	shl eax, 5
		810	add eax, [_dx]
221	serge	811
2434	Serge	812	mov esi, [hcursor]
		813	mov esi, [esi+CURSOR.base]
		814	lea edx, [esi+eax*4]
		815	;--------------------------------------
		816	align 4
221	serge	817	.row:
2434	Serge	818	mov ecx, [cur.w]
		819	mov esi, edx
		820	mov edi, ebx
		821	add edx, 32*4
5565	serge	822	add ebx, [_display.lfb_pitch]
2434	Serge	823	;--------------------------------------
		824	align 4
221	serge	825	.pix:
2434	Serge	826	lodsd
		827	test eax, 0xFF000000
		828	jz @F
		829	mov [edi], eax
		830	;--------------------------------------
		831	align 4
221	serge	832	@@:
2434	Serge	833	add edi, 4
		834	dec ecx
		835	jnz .pix
1316	serge	836
2434	Serge	837	dec [h]
		838	jnz .row
		839	ret
221	serge	840	endp
2434	Serge	841	;------------------------------------------------------------------------------
		842	align 4
5201	serge	843	proc move_cursor_16 stdcall, hcursor:dword, x:dword, y:dword
		844	locals
		845	h dd ?
		846	_dx dd ?
		847	_dy dd ?
		848	endl
		849
		850	mov esi, [hcursor]
		851	mov ecx, [x]
		852	mov eax, [y]
		853
		854	xor edx, edx
		855	sub ecx, [esi+CURSOR.hot_x]
		856	lea ebx, [ecx+32-1]
		857	mov [x], ecx
		858	sets dl
		859	dec edx
		860	and ecx, edx ;clip x to 0<=x
		861	mov [cur.left], ecx
		862	mov edi, ecx
		863	sub edi, [x]
		864	mov [_dx], edi
		865
		866	xor edx, edx
		867	sub eax, [esi+CURSOR.hot_y]
		868	lea edi, [eax+32-1]
		869	mov [y], eax
		870	sets dl
		871	dec edx
		872	and eax, edx ;clip y to 0<=y
		873	mov [cur.top], eax
		874	mov edx, eax
		875	sub edx, [y]
		876	mov [_dy], edx
		877
		878	; mul dword [BytesPerScanLine]
		879	mov eax, [BPSLine_calc_area+eax*4]
		880	lea edx, [LFB_BASE+eax+ecx*2]
		881	mov [cur_saved_base], edx
		882
5565	serge	883	cmp ebx, [_display.width]
		884	jb @F
		885	mov ebx, [_display.width]
5201	serge	886	;--------------------------------------
		887	align 4
		888	@@:
5565	serge	889	cmp edi, [_display.height]
		890	jb @F
		891	mov edi, [_display.height]
5201	serge	892	;--------------------------------------
		893	align 4
		894	@@:
		895	sub ebx, [x]
		896	sub edi, [y]
		897	sub ebx, [_dx]
		898	sub edi, [_dy]
		899
		900	mov [cur.w], ebx
		901	mov [cur.h], edi
		902	mov [h], edi
		903
		904	mov eax, edi
		905	mov edi, cur_saved_data
		906	;--------------------------------------
		907	align 4
		908	@@:
		909	mov esi, edx
5565	serge	910	add edx, [_display.lfb_pitch]
5201	serge	911	mov ecx, [cur.w]
		912
		913	rep movsw
		914	dec eax
		915	jnz @B
		916
		917	;draw cursor
		918	mov ebx, [cur_saved_base]
		919	mov eax, [_dy]
		920	shl eax, 5
		921	add eax, [_dx]
		922
		923	mov esi, [hcursor]
		924	mov esi, [esi+CURSOR.base]
		925	lea edx, [esi+eax*4]
		926	;--------------------------------------
		927	align 4
		928	.row:
		929	mov ecx, [cur.w]
		930	mov esi, edx
		931	mov edi, ebx
		932	add edx, 32*4
5565	serge	933	add ebx, [_display.lfb_pitch]
5201	serge	934	;--------------------------------------
		935	align 4
		936	.pix:
		937	lodsd
		938	test eax, 0xFF000000
		939	jz @F
		940	; convert to 16 bpp and store to real LFB
		941	and eax, 00000000111110001111110011111000b
		942	shr ah, 2
		943	shr ax, 3
		944	ror eax, 8
		945	add al, ah
		946	rol eax, 8
		947	mov [edi], ax
		948	;--------------------------------------
		949	align 4
		950	@@:
		951	add edi, 2
		952	dec ecx
		953	jnz .pix
		954
		955	dec [h]
		956	jnz .row
		957	ret
		958	endp
		959	;------------------------------------------------------------------------------
		960	align 4
2434	Serge	961	check_mouse_area_for_getpixel_new:
		962	; in:
		963	; eax = x
		964	; ebx = y
		965	; out:
		966	; ecx = new color
		967	;--------------------------------------
		968	; check for Y
		969	cmp bx, [Y_UNDER_subtraction_CUR_hot_y]
		970	jb .no_mouse_area
221	serge	971
2434	Serge	972	cmp bx, [Y_UNDER_sub_CUR_hot_y_add_curh]
		973	jae .no_mouse_area
		974	;--------------------------------------
		975	; check for X
		976	cmp ax, [X_UNDER_subtraction_CUR_hot_x]
		977	jb .no_mouse_area
1316	serge	978
2434	Serge	979	cmp ax, [X_UNDER_sub_CUR_hot_x_add_curh]
		980	jae .no_mouse_area
		981	;--------------------------------------
		982	push eax ebx
		983	; offset X
2987	Serge	984	movzx ecx, word [X_UNDER_subtraction_CUR_hot_x]
2434	Serge	985	sub eax, ecx ; x1
		986	; offset Y
2987	Serge	987	movzx ecx, word [Y_UNDER_subtraction_CUR_hot_y]
2434	Serge	988	sub ebx, ecx ; y1
		989	;--------------------------------------
		990	; ebx = offset y
		991	; eax = offset x
		992	imul ebx, [cur.w] ;y
		993	add eax, ebx
		994	mov ebx, eax
		995	shl eax, 2
5201	serge	996	cmp byte [_display.bits_per_pixel], 32
2434	Serge	997	je @f
		998	sub eax, ebx
5201	serge	999	cmp byte [_display.bits_per_pixel], 24
		1000	je @f
		1001	sub eax, ebx
2434	Serge	1002	;--------------------------------------
221	serge	1003	align 4
2434	Serge	1004	@@:
		1005	add eax, cur_saved_data
		1006	mov ecx, [eax]
		1007	and ecx, 0xffffff
		1008	add ecx, 0xff000000
		1009	pop ebx eax
		1010	ret
		1011	;--------------------------------------
1316	serge	1012	align 4
2434	Serge	1013	.no_mouse_area:
		1014	xor ecx, ecx
		1015	ret
		1016	;-----------------------------------------------------------------------------
		1017	align 4
		1018	check_mouse_area_for_putpixel_new:
		1019	; in:
		1020	; ecx = x shl 16 + y
		1021	; eax = color
		1022	; out:
		1023	; eax = new color
		1024	;--------------------------------------
		1025	; check for Y
		1026	cmp cx, [Y_UNDER_sub_CUR_hot_y_add_curh]
		1027	jae .no_mouse_area
1316	serge	1028
2987	Serge	1029	sub cx, [Y_UNDER_subtraction_CUR_hot_y]
		1030	jb .no_mouse_area
		1031
2434	Serge	1032	rol ecx, 16
		1033	;--------------------------------------
		1034	; check for X
2987	Serge	1035	cmp cx, [X_UNDER_sub_CUR_hot_x_add_curh]
		1036	jae .no_mouse_area
		1037
		1038	sub cx, [X_UNDER_subtraction_CUR_hot_x]
2434	Serge	1039	jb .no_mouse_area
1316	serge	1040
2987	Serge	1041	ror ecx, 16
2434	Serge	1042	;--------------------------------------
		1043	align 4
		1044	.1:
		1045	push eax
		1046	;--------------------------------------
		1047	; ecx = (offset x) shl 16 + (offset y)
		1048	push ebx
		1049	mov ebx, ecx
		1050	shr ebx, 16 ; x
		1051	and ecx, 0xffff ; y
2987	Serge	1052
		1053	cmp ecx, [cur.h]
		1054	jae @f
		1055
		1056	cmp ebx, [cur.w]
		1057	jb .ok
		1058	;--------------------------------------
		1059	align 4
		1060	@@:
		1061	; DEBUGF 1, "K : SHIT HAPPENS: %x %x \n", ecx,ebx
		1062	pop ebx
		1063	jmp .sh ; SORRY! SHIT HAPPENS!
		1064	;--------------------------------------
		1065	align 4
		1066	.ok:
2434	Serge	1067	; ecx = offset y
		1068	; ebx = offset x
		1069	push ebx ecx
		1070	imul ecx, [cur.w] ;y
		1071	add ecx, ebx
		1072	mov ebx, ecx
		1073	shl ecx, 2
5201	serge	1074	cmp byte [_display.bits_per_pixel], 16
		1075	je .16
		1076	cmp byte [_display.bits_per_pixel], 24
2434	Serge	1077	je .24
		1078	and eax, 0xFFFFFF
		1079	mov [ecx + cur_saved_data], eax ;store new color to
		1080	jmp @f
		1081	;--------------------------------------
		1082	align 4
5201	serge	1083	.16:
		1084	sub ecx, ebx
		1085	sub ecx, ebx
		1086	; convert to 16 bpp and store to real LFB
		1087	and eax, 00000000111110001111110011111000b
		1088	shr ah, 2
		1089	shr ax, 3
		1090	ror eax, 8
		1091	add al, ah
		1092	rol eax, 8
		1093	mov [ecx + cur_saved_data], ax ;store new color to
		1094	jmp @f
		1095	;--------------------------------------
		1096	align 4
2434	Serge	1097	.24:
		1098	sub ecx, ebx
		1099	mov [ecx + cur_saved_data], ax ;store new color to
		1100	shr eax, 16
		1101	mov [ecx + cur_saved_data + 2], al ;store new color to
		1102	;--------------------------------------
		1103	align 4
1316	serge	1104	@@:
2434	Serge	1105	pop ecx ebx
1316	serge	1106
2434	Serge	1107	shl ecx, 5
		1108	add ecx, ebx
1316	serge	1109
2434	Serge	1110	mov eax, [current_cursor]
		1111	mov eax, [eax+CURSOR.base]
		1112	lea eax, [eax+ecx*4]
		1113	mov eax, [eax]
1316	serge	1114
2434	Serge	1115	pop ebx
1316	serge	1116
2434	Serge	1117	test eax, 0xFF000000
		1118	jz @f
1316	serge	1119
2987	Serge	1120	add esp, 4
2434	Serge	1121	ret
		1122	;--------------------------------------
		1123	align 4
2987	Serge	1124	.sh:
		1125	mov ecx, -1
		1126	;--------------------------------------
		1127	align 4
2434	Serge	1128	@@:
		1129	pop eax
		1130	;--------------------------------------
		1131	align 4
		1132	.no_mouse_area:
		1133	ret
		1134	;------------------------------------------------------------------------------
		1135	align 4
		1136	get_display:
		1137	mov eax, _display
		1138	ret
		1139	;------------------------------------------------------------------------------
		1140	align 4
		1141	init_display:
		1142	xor eax, eax
		1143	mov edi, _display
1316	serge	1144
2434	Serge	1145	mov [edi+display_t.init_cursor], eax
		1146	mov [edi+display_t.select_cursor], eax
		1147	mov [edi+display_t.show_cursor], eax
		1148	mov [edi+display_t.move_cursor], eax
		1149	mov [edi+display_t.restore_cursor], eax
1316	serge	1150
2434	Serge	1151	lea ecx, [edi+display_t.cr_list.next]
		1152	mov [edi+display_t.cr_list.next], ecx
		1153	mov [edi+display_t.cr_list.prev], ecx
1316	serge	1154
2434	Serge	1155	cmp [SCR_MODE], word 0x13
		1156	jbe .fail
1316	serge	1157
2434	Serge	1158	test word [SCR_MODE], 0x4000
		1159	jz .fail
1316	serge	1160
2434	Serge	1161	mov ebx, restore_32
		1162	mov ecx, move_cursor_32
3555	Serge	1163	mov edx, Vesa20_putpixel32_new
5201	serge	1164	mov eax, [_display.bits_per_pixel]
3555	Serge	1165	cmp al, 32
5201	serge	1166	jne .not_32bpp
1316	serge	1167
3555	Serge	1168	.set:
2434	Serge	1169	mov [_display.select_cursor], select_cursor
		1170	mov [_display.move_cursor], ecx
		1171	mov [_display.restore_cursor], ebx
		1172	mov [_display.check_mouse], check_mouse_area_for_putpixel_new
		1173	mov [_display.check_m_pixel], check_mouse_area_for_getpixel_new
		1174
2439	Serge	1175	cmp [PUTPIXEL], dword VGA_putpixel
		1176	je @f
3555	Serge	1177	mov [PUTPIXEL], edx
2439	Serge	1178	@@:
2987	Serge	1179	stdcall load_cursor, clock_arrow, dword LOAD_FROM_MEM
		1180	mov [def_cursor_clock], eax
2434	Serge	1181	stdcall load_cursor, def_arrow, dword LOAD_FROM_MEM
		1182	mov [def_cursor], eax
		1183	ret
3555	Serge	1184
5201	serge	1185	.not_32bpp:
		1186	cmp al, 24
		1187	jne .not_24bpp
		1188
3555	Serge	1189	mov ebx, restore_24
		1190	mov ecx, move_cursor_24
		1191	mov edx, Vesa20_putpixel24_new
5201	serge	1192	jmp .set
3555	Serge	1193
5201	serge	1194	.not_24bpp:
		1195	cmp al, 16
		1196	jne .not_16bpp
		1197	mov ebx, restore_16
		1198	mov ecx, move_cursor_16
		1199	mov edx, Vesa20_putpixel16_new
		1200	jmp .set
		1201
		1202	.not_16bpp:
		1203	; cmp al, 15
		1204	; jne .fail
		1205	; mov ebx, restore_15
		1206	; mov ecx, move_cursor_15
		1207	; mov edx, Vesa20_putpixel15_new
		1208	; jmp .set
		1209
2434	Serge	1210	.fail:
		1211	xor eax, eax
		1212	mov [_display.select_cursor], eax
		1213	mov [_display.move_cursor], eax
		1214	ret
		1215	;------------------------------------------------------------------------------
		1216	align 4
221	serge	1217	def_arrow:
		1218	file 'arrow.cur'
2434	Serge	1219	;------------------------------------------------------------------------------
2987	Serge	1220	align 4
		1221	clock_arrow:
		1222	file 'arrow_clock.cur'
		1223	;------------------------------------------------------------------------------
221	serge	1224

Subversion Repositories Kolibri OS

(root)/kernel/branches/Kolibri-acpi/video/cursors.inc – Rev 5596