WebSVN – Kolibri OS – Blame – /kernel/trunk/gui/font.inc

Rev	Author	Line No.	Line
2288	clevermous	1	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		2	;; ;;
5363	yogev_ezra	3	;; Copyright (C) KolibriOS team 2004-2015. All rights reserved. ;;
2288	clevermous	4	;; Distributed under terms of the GNU General Public License ;;
		5	;; ;;
		6	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		7
		8	$Revision: 5681 $
		9
5665	Pathoswith	10	dtext_asciiz_esi:
		11	btr ecx, 31
2536	mario79	12	dtext:
5665	Pathoswith	13	; edx -> string
		14	; esi = number of characters
		15	; ebx = output coordinates XXXXYYYY h
		16	; ecx = char color and flags flRRGGBB h
		17	; fl = ZBFFRSSS b
		18	; Z=1: edx -> zero terminated string, esi = ?
		19	; B=1: fill background with color eax
		20	; R=1: edi -> user area for redirect
		21	; FF=3: UTF-8 8x16, FF=2: UTF-16LE 8x16, FF=0: 866 6x9
		22	; SSS = (font multiplier)-1
		23	; edi=1: force output
		24	and eax, 0xFFFFFF
		25	bt ecx, 30
		26	jc @f
2288	clevermous	27	xor eax, eax
5665	Pathoswith	28	dec eax
		29	@@:
		30	pushd 0 0 0 eax
		31	movsx eax, bx
		32	sar ebx, 16
		33	push eax ebx edi
		34	bt ecx, 27
		35	jc .redirect
		36	mov ebp, [_display.width]
		37	xor edi, edi
2288	clevermous	38	jmp @f
5665	Pathoswith	39	.redirect:
		40	mov ebp, [edi]
		41	add edi, 8
2288	clevermous	42	@@:
5665	Pathoswith	43	shl ebp, 2
		44	imul eax, ebp
		45	shl ebx, 2
		46	add eax, ebx
		47	js .ret
		48	add edi, eax ; linear address (32bit)
		49	mov eax, ecx
		50	mov ebx, ecx
		51	test ecx, ecx
		52	jns @f
		53	mov esi, 256
		54	@@:
		55	shr ecx, 24
		56	and cl, 7
		57	inc ecx
		58	push ebp ecx esi
		59	mov esi, edx ; -> string
		60	or eax, 0xFF000000
		61	bt ebx, 27
		62	jc .bufferReady
		63	mov eax, 9
		64	bt ebx, 29
		65	jnc @f
		66	add eax, 7
		67	@@:
		68	imul eax, ecx
		69	mov [esp+32], eax
		70	imul ebp, eax
		71	stdcall kernel_alloc, ebp
		72	mov ecx, ebp
		73	shr ecx, 2
		74	mov [esp+36], eax
		75	sub edi, eax
		76	mov edx, eax
		77	mov eax, [esp+24]
		78	cmp eax, -1
		79	jnz .background
		80	mov [esp+28], edi
		81	.background:
		82	mov edi, edx
		83	rep stosd
		84	mov edi, edx
		85	mov eax, ebx
		86	and eax, 0xFFFFFF
		87	.bufferReady:
		88	mov ebp, eax
		89	xor edx, edx
		90	bt ebx, 29
		91	jnc .draw866
		92	bt ebx, 28
		93	jc .drawUTF8
2536	mario79	94
5665	Pathoswith	95	; char counter +0
		96	fontMultiplier = 4
		97	widthX = 8
		98	; edi +12
		99	; X +16
		100	; Y +20
		101	; background +24
		102	deltaToScreen = 28
		103	; temp buffer height +32
		104	; temp buffer +36
2536	mario79	105
5665	Pathoswith	106	.drawUTF16:
		107	dec dword [esp]
		108	js .done
		109	xor ebx, ebx
		110	mov bx, [esi]
		111	test ebx, ebx
		112	jz .done
		113	inc esi
		114	inc esi
		115	cmp bx, 1419
		116	jc @f
		117	xor ebx, ebx
2536	mario79	118	@@:
5665	Pathoswith	119	pushd esi edi 16
		120	shl ebx, 4
		121	add ebx, fontUni
		122	mov esi, [esp+12+fontMultiplier]
		123	call drawChar
		124	imul esi, 8*4
		125	pop edi
		126	pop edi
		127	add edi, esi
		128	pop esi
		129	jmp .drawUTF16
		130	.drawUTF8:
		131	dec dword [esp]
		132	js .done
5681	leency	133	@@:
5665	Pathoswith	134	xor ebx, ebx
		135	mov bl, [esi]
		136	inc esi
		137	test bl, bl
		138	jz .done
		139	jns .valid
		140	shl bx, 10
5681	leency	141	jnc @b
5665	Pathoswith	142	shr bh, 2
		143	mov bl, [esi]
		144	shl bl, 2
		145	shr bx, 2
		146	inc esi
		147	cmp bx, 1419
		148	jc .valid
		149	shl bx, 4
		150	@@:
		151	jns @f
		152	inc esi
		153	shl bx, 1
		154	jmp @b
		155	@@:
		156	xor ebx, ebx
		157	.valid:
		158	pushd esi edi 16
		159	shl ebx, 4
		160	add ebx, fontUni
		161	mov esi, [esp+12+fontMultiplier]
		162	call drawChar
		163	imul esi, 8*4
		164	pop edi
		165	pop edi
		166	add edi, esi
		167	pop esi
		168	jmp .drawUTF8
		169	.draw866:
		170	dec dword [esp]
		171	js .done
		172	xor ebx, ebx
		173	mov bl, [esi]
		174	test ebx, ebx
		175	jz .done
		176	inc esi
		177	pushd esi edi 9
		178	lea ebx, [ebx*8+ebx+font1]
		179	mov esi, [esp+12+fontMultiplier]
		180	call drawChar
		181	imul esi, 6*4
		182	pop edi
		183	pop edi
		184	add edi, esi
		185	pop esi
		186	jmp .draw866
		187	.done:
		188	mov ecx, edi
		189	pop eax eax eax esi edx ebx ebp ebp ebp
		190	mov edi, [esp]
		191	test edi, edi
		192	jnz @f
		193	pop eax
		194	ret
		195	@@:
		196	push eax
		197	sub ecx, edi
		198	shr ecx, 2
		199	add edx, ecx
		200	inc ecx
		201	push ecx
		202	push edi
		203	.drawPicture:
		204	mov eax, -1
		205	repz scasd
		206	jcxz @f
		207	mov eax, edx
		208	sub eax, ecx
		209	push ecx
		210	mov ecx, [edi-4]
		211	xchg esi, edi
2453	mario79	212	call __sys_putpixel
5665	Pathoswith	213	xchg esi, edi
2536	mario79	214	pop ecx
5665	Pathoswith	215	jmp .drawPicture
2536	mario79	216	@@:
5665	Pathoswith	217	pop edi
		218	mov ecx, [esp]
		219	add edi, [esp+4]
2288	clevermous	220	inc ebx
5665	Pathoswith	221	push edi
		222	dec ebp
		223	jnz .drawPicture
		224	add esp, 12
		225	call kernel_free
		226	ret
		227	.ret:
		228	add esp, 28
		229	ret
		230
		231	drawChar:
		232	mov dl, [ebx]
		233	.raw:
		234	bsf eax, edx
		235	jz .nextRaw
		236	imul eax, esi
		237	shl eax, 2
		238	push edi
		239	add edi, eax
		240	mov ecx, esi
2288	clevermous	241	dec esi
5665	Pathoswith	242	jnz .square
		243	mov [edi], ebp
		244	inc esi
		245	cmp [fontSmoothing], 0
		246	jz .nextPixel
		247	.checkLeftSubP:
		248	bsf eax, edx
		249	dec eax
		250	js .checkRightSubP
		251	bt [ebx], eax
		252	jc .checkRightSubP
		253	dec eax
		254	js .checkLeftDownSubP
		255	bt [ebx], eax
		256	jc .checkRightSubP
		257	.checkLeftDownSubP:
		258	inc eax
		259	bt [ebx+1], eax
		260	jnc .checkLeftUpSubP
		261	inc eax
		262	bt [ebx+1], eax
		263	jnc @f
		264	bt [ebx-1], eax
		265	jc .checkRightSubP
		266	dec eax
		267	dec eax
		268	js @f
		269	bt [ebx+1], eax
		270	jnc @f
		271	inc eax
		272	.checkLeftUpSubP:
		273	bt [ebx-1], eax
		274	jnc .checkRightSubP
		275	inc eax
		276	bt [ebx-1], eax
		277	jnc @f
		278	bt [ebx+1], eax
		279	jc .checkRightSubP
		280	dec eax
		281	dec eax
		282	js @f
		283	bt [ebx-1], eax
		284	jc .checkRightSubP
		285	@@:
		286	mov ecx, [esp+20+deltaToScreen]
		287	mov eax, [edi-4]
		288	test ecx, ecx
2536	mario79	289	jz @f
5665	Pathoswith	290	pusha
		291	lea ebx, [edi+ecx-4]
		292	shr ebx, 2
		293	call syscall_getpixel
		294	popa
2536	mario79	295	@@:
5665	Pathoswith	296	mov ecx, eax
		297	mov eax, ebp
		298	shr al, 1
		299	shr cl, 1
		300	add al, cl
		301	shr ah, 2
		302	shr ch, 2
		303	add ah, ch
		304	add ah, ch
		305	add ah, ch
		306	ror eax, 8
		307	ror ecx, 8
		308	mov ah, ch
		309	rol eax, 8
		310	mov [edi-4], eax
		311	.checkRightSubP:
		312	bsf eax, edx
		313	inc eax
		314	bt [ebx], eax
		315	jc .nextPixel
		316	inc eax
		317	bt [ebx], eax
		318	jc .nextPixel
		319	dec eax
		320	.checkRightDownSubP:
		321	bt [ebx+1], eax
		322	jnc .checkRightUpSubP
		323	dec eax
		324	bt [ebx+1], eax
		325	jnc @f
		326	bt [ebx-1], eax
		327	jc .nextPixel
		328	inc eax
		329	inc eax
		330	bt [ebx+1], eax
		331	jnc @f
		332	dec eax
		333	.checkRightUpSubP:
		334	bt [ebx-1], eax
		335	jnc .nextPixel
		336	dec eax
		337	bt [ebx-1], eax
		338	jnc @f
		339	bt [ebx+1], eax
		340	jc .nextPixel
		341	inc eax
		342	inc eax
		343	bt [ebx-1], eax
		344	jc .nextPixel
		345	@@:
		346	mov ecx, [esp+20+deltaToScreen]
		347	mov eax, [edi+4]
		348	test ecx, ecx
2536	mario79	349	jz @f
5665	Pathoswith	350	pusha
		351	lea ebx, [edi+ecx+4]
		352	shr ebx, 2
		353	call syscall_getpixel
		354	popa
2536	mario79	355	@@:
5665	Pathoswith	356	mov ecx, eax
		357	mov eax, ebp
		358	shr ah, 2
		359	shr ch, 2
		360	add ah, ch
		361	add ah, ch
		362	add ah, ch
		363	mov al, cl
		364	ror eax, 8
		365	ror ecx, 8
		366	shr ah, 1
		367	shr ch, 1
		368	add ah, ch
		369	rol eax, 8
		370	mov [edi+4], eax
		371	jmp .nextPixel
		372	.square:
		373	mov eax, esi
		374	@@:
		375	mov [edi+eax*4], ebp
		376	dec eax
		377	jns @b
		378	add edi, [esp+20+widthX]
		379	dec ecx
		380	jnz .square
		381	inc esi
		382	mov edi, [esp]
		383	.checkLeft:
		384	bsf eax, edx
		385	dec eax
		386	js .checkRight
		387	bt [ebx], eax
		388	jc .checkRight
		389	.checkLeftDown:
		390	bt [ebx+1], eax
		391	jnc .checkLeftUp
		392	mov ecx, eax
2288	clevermous	393	inc eax
5665	Pathoswith	394	bt [ebx+1], eax
		395	jc @f
		396	bt [ebx-1], eax
		397	jnc .downRightLow
		398	bt [ebx-2], eax
		399	jc .downRightLow
		400	dec eax
		401	bt [ebx-1], eax
		402	jc .downRightLow
		403	dec eax
		404	js .downRightHigh
		405	bt [ebx-2], eax
		406	jc .downRightLow
		407	jmp .downRightHigh
		408	@@:
		409	bt [ebx-1], eax
		410	jc .checkLeftUp
		411	dec eax
		412	dec eax
		413	js .downRightLow
		414	bt [ebx+1], eax
		415	jc .checkLeftUp
		416	.downRightLow:
		417	imul ecx, esi
		418	shl ecx, 2
		419	add edi, ecx
2288	clevermous	420	dec esi
5665	Pathoswith	421	mov eax, [esp+20+widthX]
		422	imul eax, esi
		423	add edi, eax
		424	add edi, 4
		425	mov ecx, esi
		426	dec ecx
		427	.drawDownRight:
		428	mov eax, ecx
		429	@@:
		430	mov [edi+eax*4], ebp
		431	dec eax
		432	jns @b
		433	sub edi, [esp+20+widthX]
		434	add edi, 4
		435	dec ecx
		436	jns .drawDownRight
		437	inc esi
		438	mov edi, [esp]
		439	jmp .checkLeftUp
		440	.downRightHigh:
		441	imul ecx, esi
		442	shl ecx, 2
		443	add edi, ecx
		444	dec esi
		445	mov eax, [esp+20+widthX]
		446	imul eax, esi
		447	add edi, eax
		448	add edi, 4
		449	mov ecx, esi
		450	dec ecx
		451	.drawDownRightHigh:
		452	mov eax, ecx
		453	@@:
		454	mov [edi+eax*4], ebp
		455	dec eax
		456	jns @b
		457	sub edi, [esp+20+widthX]
		458	mov eax, ecx
		459	@@:
		460	mov [edi+eax*4], ebp
		461	dec eax
		462	jns @b
		463	sub edi, [esp+20+widthX]
		464	add edi, 4
		465	dec ecx
		466	jns .drawDownRightHigh
		467	inc esi
		468	mov edi, [esp]
		469	.checkLeftUp:
		470	bsf eax, edx
		471	dec eax
		472	bt [ebx-1], eax
		473	jnc .checkRight
		474	mov ecx, eax
		475	inc eax
		476	bt [ebx-1], eax
		477	jc @f
		478	bt [ebx+1], eax
		479	jnc .upRightLow
		480	bt [ebx+2], eax
		481	jc .upRightLow
		482	dec eax
		483	bt [ebx+1], eax
		484	jc .upRightLow
		485	dec eax
		486	js .upRightHigh
		487	bt [ebx+2], eax
		488	jc .upRightLow
		489	jmp .upRightHigh
		490	@@:
		491	bt [ebx+1], eax
		492	jc .checkRight
		493	dec eax
		494	dec eax
		495	js .upRightLow
		496	bt [ebx-1], eax
		497	jc .checkRight
		498	.upRightLow:
		499	imul ecx, esi
		500	shl ecx, 2
		501	add edi, ecx
		502	add edi, 4
		503	mov ecx, esi
		504	dec ecx
		505	dec ecx
		506	.drawUpRight:
		507	mov eax, ecx
		508	@@:
		509	mov [edi+eax*4], ebp
		510	dec eax
		511	jns @b
		512	add edi, [esp+20+widthX]
		513	add edi, 4
		514	dec ecx
		515	jns .drawUpRight
		516	mov edi, [esp]
		517	jmp .checkRight
		518	.upRightHigh:
		519	imul ecx, esi
		520	shl ecx, 2
		521	add edi, ecx
		522	add edi, 4
		523	mov ecx, esi
		524	dec ecx
		525	dec ecx
		526	.drawUpRightHigh:
		527	mov eax, ecx
		528	@@:
		529	mov [edi+eax*4], ebp
		530	dec eax
		531	jns @b
		532	add edi, [esp+20+widthX]
		533	mov eax, ecx
		534	@@:
		535	mov [edi+eax*4], ebp
		536	dec eax
		537	jns @b
		538	add edi, [esp+20+widthX]
		539	add edi, 4
		540	dec ecx
		541	jns .drawUpRightHigh
		542	mov edi, [esp]
		543	.checkRight:
		544	bsf eax, edx
		545	inc eax
		546	bt [ebx], eax
		547	jc .nextPixel
		548	.checkRightDown:
		549	bt [ebx+1], eax
		550	jnc .checkRightUp
		551	mov ecx, eax
		552	dec eax
		553	bt [ebx+1], eax
		554	jc @f
		555	bt [ebx-1], eax
		556	jnc .downLeftLow
		557	bt [ebx-2], eax
		558	jc .downLeftLow
		559	inc eax
		560	bt [ebx-1], eax
		561	jc .downLeftLow
		562	inc eax
		563	bt [ebx-2], eax
		564	jc .downLeftLow
		565	jmp .downLeftHigh
		566	@@:
		567	bt [ebx-1], eax
		568	jc .checkRightUp
		569	inc eax
		570	inc eax
		571	bt [ebx+1], eax
		572	jc .checkRightUp
		573	.downLeftLow:
		574	imul ecx, esi
		575	shl ecx, 2
		576	add edi, ecx
		577	dec esi
		578	mov eax, [esp+20+widthX]
		579	imul eax, esi
		580	add edi, eax
		581	mov ecx, esi
		582	dec ecx
		583	.drawDownLeft:
		584	mov eax, ecx
		585	@@:
		586	mov [edi+eax*4], ebp
		587	dec eax
		588	jns @b
		589	sub edi, [esp+20+widthX]
		590	dec ecx
		591	jns .drawDownLeft
		592	inc esi
		593	mov edi, [esp]
		594	jmp .checkRightUp
		595	.downLeftHigh:
		596	imul ecx, esi
		597	shl ecx, 2
		598	add edi, ecx
		599	dec esi
		600	mov eax, [esp+20+widthX]
		601	imul eax, esi
		602	add edi, eax
		603	mov ecx, esi
		604	dec ecx
		605	.drawDownLeftHigh:
		606	mov eax, ecx
		607	@@:
		608	mov [edi+eax*4], ebp
		609	dec eax
		610	jns @b
		611	sub edi, [esp+20+widthX]
		612	mov eax, ecx
		613	@@:
		614	mov [edi+eax*4], ebp
		615	dec eax
		616	jns @b
		617	sub edi, [esp+20+widthX]
		618	dec ecx
		619	jns .drawDownLeftHigh
		620	inc esi
		621	mov edi, [esp]
		622	.checkRightUp:
		623	bsf eax, edx
		624	inc eax
		625	bt [ebx-1], eax
		626	jnc .nextPixel
		627	mov ecx, eax
		628	dec eax
		629	bt [ebx-1], eax
		630	jc @f
		631	bt [ebx+1], eax
		632	jnc .upLeftLow
		633	bt [ebx+2], eax
		634	jc .upLeftLow
		635	inc eax
		636	bt [ebx+1], eax
		637	jc .upLeftLow
		638	inc eax
		639	bt [ebx+2], eax
		640	jc .upLeftLow
		641	jmp .upLeftHigh
		642	@@:
		643	bt [ebx+1], eax
		644	jc .nextPixel
		645	inc eax
		646	inc eax
		647	bt [ebx-1], eax
		648	jc .nextPixel
		649	.upLeftLow:
		650	imul ecx, esi
		651	shl ecx, 2
		652	add edi, ecx
		653	mov ecx, esi
		654	dec ecx
		655	dec ecx
		656	.drawUpLeft:
		657	mov eax, ecx
		658	@@:
		659	mov [edi+eax*4], ebp
		660	dec eax
		661	jns @b
		662	add edi, [esp+20+widthX]
		663	dec ecx
		664	jns .drawUpLeft
		665	jmp .nextPixel
		666	.upLeftHigh:
		667	imul ecx, esi
		668	shl ecx, 2
		669	add edi, ecx
		670	mov ecx, esi
		671	dec ecx
		672	dec ecx
		673	.drawUpLeftHigh:
		674	mov eax, ecx
		675	@@:
		676	mov [edi+eax*4], ebp
		677	dec eax
		678	jns @b
		679	add edi, [esp+20+widthX]
		680	mov eax, ecx
		681	@@:
		682	mov [edi+eax*4], ebp
		683	dec eax
		684	jns @b
		685	add edi, [esp+20+widthX]
		686	dec ecx
		687	jns .drawUpLeftHigh
		688	.nextPixel:
		689	bsf eax, edx
		690	btr edx, eax
		691	pop edi
		692	jmp .raw
		693	.nextRaw:
2288	clevermous	694	inc ebx
5665	Pathoswith	695	mov eax, [esp+16+widthX]
		696	imul eax, esi
		697	add edi, eax
		698	dec dword [esp+4]
		699	jnz drawChar
		700	ret
2536	mario79	701
5665	Pathoswith	702	fontSmoothing db 1
		703	font1:
3415	esevece	704	if lang eq sp
		705	file 'char_sp.mt'
3927	kaitz	706	else if lang eq et
		707	file 'char_et.mt'
3415	esevece	708	else
2640	mario79	709	file 'char.mt'
3415	esevece	710	end if
5665	Pathoswith	711	fontUni:
		712	file 'charUni.mt'

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(root)/kernel/trunk/gui/font.inc @ 6899 – Rev 5681