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: 5665 $
		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
		133	xor ebx, ebx
		134	mov bl, [esi]
		135	inc esi
		136	test bl, bl
		137	jz .done
		138	jns .valid
		139	shl bx, 10
		140	shr bh, 2
		141	mov bl, [esi]
		142	shl bl, 2
		143	shr bx, 2
		144	inc esi
		145	cmp bx, 1419
		146	jc .valid
		147	shl bx, 4
		148	@@:
		149	jns @f
		150	inc esi
		151	shl bx, 1
		152	jmp @b
		153	@@:
		154	xor ebx, ebx
		155	.valid:
		156	pushd esi edi 16
		157	shl ebx, 4
		158	add ebx, fontUni
		159	mov esi, [esp+12+fontMultiplier]
		160	call drawChar
		161	imul esi, 8*4
		162	pop edi
		163	pop edi
		164	add edi, esi
		165	pop esi
		166	jmp .drawUTF8
		167	.draw866:
		168	dec dword [esp]
		169	js .done
		170	xor ebx, ebx
		171	mov bl, [esi]
		172	test ebx, ebx
		173	jz .done
		174	inc esi
		175	pushd esi edi 9
		176	lea ebx, [ebx*8+ebx+font1]
		177	mov esi, [esp+12+fontMultiplier]
		178	call drawChar
		179	imul esi, 6*4
		180	pop edi
		181	pop edi
		182	add edi, esi
		183	pop esi
		184	jmp .draw866
		185	.done:
		186	mov ecx, edi
		187	pop eax eax eax esi edx ebx ebp ebp ebp
		188	mov edi, [esp]
		189	test edi, edi
		190	jnz @f
		191	pop eax
		192	ret
		193	@@:
		194	push eax
		195	sub ecx, edi
		196	shr ecx, 2
		197	add edx, ecx
		198	inc ecx
		199	push ecx
		200	push edi
		201	.drawPicture:
		202	mov eax, -1
		203	repz scasd
		204	jcxz @f
		205	mov eax, edx
		206	sub eax, ecx
		207	push ecx
		208	mov ecx, [edi-4]
		209	xchg esi, edi
2453	mario79	210	call __sys_putpixel
5665	Pathoswith	211	xchg esi, edi
2536	mario79	212	pop ecx
5665	Pathoswith	213	jmp .drawPicture
2536	mario79	214	@@:
5665	Pathoswith	215	pop edi
		216	mov ecx, [esp]
		217	add edi, [esp+4]
2288	clevermous	218	inc ebx
5665	Pathoswith	219	push edi
		220	dec ebp
		221	jnz .drawPicture
		222	add esp, 12
		223	call kernel_free
		224	ret
		225	.ret:
		226	add esp, 28
		227	ret
		228
		229	drawChar:
		230	mov dl, [ebx]
		231	.raw:
		232	bsf eax, edx
		233	jz .nextRaw
		234	imul eax, esi
		235	shl eax, 2
		236	push edi
		237	add edi, eax
		238	mov ecx, esi
2288	clevermous	239	dec esi
5665	Pathoswith	240	jnz .square
		241	mov [edi], ebp
		242	inc esi
		243	cmp [fontSmoothing], 0
		244	jz .nextPixel
		245	.checkLeftSubP:
		246	bsf eax, edx
		247	dec eax
		248	js .checkRightSubP
		249	bt [ebx], eax
		250	jc .checkRightSubP
		251	dec eax
		252	js .checkLeftDownSubP
		253	bt [ebx], eax
		254	jc .checkRightSubP
		255	.checkLeftDownSubP:
		256	inc eax
		257	bt [ebx+1], eax
		258	jnc .checkLeftUpSubP
		259	inc eax
		260	bt [ebx+1], eax
		261	jnc @f
		262	bt [ebx-1], eax
		263	jc .checkRightSubP
		264	dec eax
		265	dec eax
		266	js @f
		267	bt [ebx+1], eax
		268	jnc @f
		269	inc eax
		270	.checkLeftUpSubP:
		271	bt [ebx-1], eax
		272	jnc .checkRightSubP
		273	inc eax
		274	bt [ebx-1], eax
		275	jnc @f
		276	bt [ebx+1], eax
		277	jc .checkRightSubP
		278	dec eax
		279	dec eax
		280	js @f
		281	bt [ebx-1], eax
		282	jc .checkRightSubP
		283	@@:
		284	mov ecx, [esp+20+deltaToScreen]
		285	mov eax, [edi-4]
		286	test ecx, ecx
2536	mario79	287	jz @f
5665	Pathoswith	288	pusha
		289	lea ebx, [edi+ecx-4]
		290	shr ebx, 2
		291	call syscall_getpixel
		292	popa
2536	mario79	293	@@:
5665	Pathoswith	294	mov ecx, eax
		295	mov eax, ebp
		296	shr al, 1
		297	shr cl, 1
		298	add al, cl
		299	shr ah, 2
		300	shr ch, 2
		301	add ah, ch
		302	add ah, ch
		303	add ah, ch
		304	ror eax, 8
		305	ror ecx, 8
		306	mov ah, ch
		307	rol eax, 8
		308	mov [edi-4], eax
		309	.checkRightSubP:
		310	bsf eax, edx
		311	inc eax
		312	bt [ebx], eax
		313	jc .nextPixel
		314	inc eax
		315	bt [ebx], eax
		316	jc .nextPixel
		317	dec eax
		318	.checkRightDownSubP:
		319	bt [ebx+1], eax
		320	jnc .checkRightUpSubP
		321	dec eax
		322	bt [ebx+1], eax
		323	jnc @f
		324	bt [ebx-1], eax
		325	jc .nextPixel
		326	inc eax
		327	inc eax
		328	bt [ebx+1], eax
		329	jnc @f
		330	dec eax
		331	.checkRightUpSubP:
		332	bt [ebx-1], eax
		333	jnc .nextPixel
		334	dec eax
		335	bt [ebx-1], eax
		336	jnc @f
		337	bt [ebx+1], eax
		338	jc .nextPixel
		339	inc eax
		340	inc eax
		341	bt [ebx-1], eax
		342	jc .nextPixel
		343	@@:
		344	mov ecx, [esp+20+deltaToScreen]
		345	mov eax, [edi+4]
		346	test ecx, ecx
2536	mario79	347	jz @f
5665	Pathoswith	348	pusha
		349	lea ebx, [edi+ecx+4]
		350	shr ebx, 2
		351	call syscall_getpixel
		352	popa
2536	mario79	353	@@:
5665	Pathoswith	354	mov ecx, eax
		355	mov eax, ebp
		356	shr ah, 2
		357	shr ch, 2
		358	add ah, ch
		359	add ah, ch
		360	add ah, ch
		361	mov al, cl
		362	ror eax, 8
		363	ror ecx, 8
		364	shr ah, 1
		365	shr ch, 1
		366	add ah, ch
		367	rol eax, 8
		368	mov [edi+4], eax
		369	jmp .nextPixel
		370	.square:
		371	mov eax, esi
		372	@@:
		373	mov [edi+eax*4], ebp
		374	dec eax
		375	jns @b
		376	add edi, [esp+20+widthX]
		377	dec ecx
		378	jnz .square
		379	inc esi
		380	mov edi, [esp]
		381	.checkLeft:
		382	bsf eax, edx
		383	dec eax
		384	js .checkRight
		385	bt [ebx], eax
		386	jc .checkRight
		387	.checkLeftDown:
		388	bt [ebx+1], eax
		389	jnc .checkLeftUp
		390	mov ecx, eax
2288	clevermous	391	inc eax
5665	Pathoswith	392	bt [ebx+1], eax
		393	jc @f
		394	bt [ebx-1], eax
		395	jnc .downRightLow
		396	bt [ebx-2], eax
		397	jc .downRightLow
		398	dec eax
		399	bt [ebx-1], eax
		400	jc .downRightLow
		401	dec eax
		402	js .downRightHigh
		403	bt [ebx-2], eax
		404	jc .downRightLow
		405	jmp .downRightHigh
		406	@@:
		407	bt [ebx-1], eax
		408	jc .checkLeftUp
		409	dec eax
		410	dec eax
		411	js .downRightLow
		412	bt [ebx+1], eax
		413	jc .checkLeftUp
		414	.downRightLow:
		415	imul ecx, esi
		416	shl ecx, 2
		417	add edi, ecx
2288	clevermous	418	dec esi
5665	Pathoswith	419	mov eax, [esp+20+widthX]
		420	imul eax, esi
		421	add edi, eax
		422	add edi, 4
		423	mov ecx, esi
		424	dec ecx
		425	.drawDownRight:
		426	mov eax, ecx
		427	@@:
		428	mov [edi+eax*4], ebp
		429	dec eax
		430	jns @b
		431	sub edi, [esp+20+widthX]
		432	add edi, 4
		433	dec ecx
		434	jns .drawDownRight
		435	inc esi
		436	mov edi, [esp]
		437	jmp .checkLeftUp
		438	.downRightHigh:
		439	imul ecx, esi
		440	shl ecx, 2
		441	add edi, ecx
		442	dec esi
		443	mov eax, [esp+20+widthX]
		444	imul eax, esi
		445	add edi, eax
		446	add edi, 4
		447	mov ecx, esi
		448	dec ecx
		449	.drawDownRightHigh:
		450	mov eax, ecx
		451	@@:
		452	mov [edi+eax*4], ebp
		453	dec eax
		454	jns @b
		455	sub edi, [esp+20+widthX]
		456	mov eax, ecx
		457	@@:
		458	mov [edi+eax*4], ebp
		459	dec eax
		460	jns @b
		461	sub edi, [esp+20+widthX]
		462	add edi, 4
		463	dec ecx
		464	jns .drawDownRightHigh
		465	inc esi
		466	mov edi, [esp]
		467	.checkLeftUp:
		468	bsf eax, edx
		469	dec eax
		470	bt [ebx-1], eax
		471	jnc .checkRight
		472	mov ecx, eax
		473	inc eax
		474	bt [ebx-1], eax
		475	jc @f
		476	bt [ebx+1], eax
		477	jnc .upRightLow
		478	bt [ebx+2], eax
		479	jc .upRightLow
		480	dec eax
		481	bt [ebx+1], eax
		482	jc .upRightLow
		483	dec eax
		484	js .upRightHigh
		485	bt [ebx+2], eax
		486	jc .upRightLow
		487	jmp .upRightHigh
		488	@@:
		489	bt [ebx+1], eax
		490	jc .checkRight
		491	dec eax
		492	dec eax
		493	js .upRightLow
		494	bt [ebx-1], eax
		495	jc .checkRight
		496	.upRightLow:
		497	imul ecx, esi
		498	shl ecx, 2
		499	add edi, ecx
		500	add edi, 4
		501	mov ecx, esi
		502	dec ecx
		503	dec ecx
		504	.drawUpRight:
		505	mov eax, ecx
		506	@@:
		507	mov [edi+eax*4], ebp
		508	dec eax
		509	jns @b
		510	add edi, [esp+20+widthX]
		511	add edi, 4
		512	dec ecx
		513	jns .drawUpRight
		514	mov edi, [esp]
		515	jmp .checkRight
		516	.upRightHigh:
		517	imul ecx, esi
		518	shl ecx, 2
		519	add edi, ecx
		520	add edi, 4
		521	mov ecx, esi
		522	dec ecx
		523	dec ecx
		524	.drawUpRightHigh:
		525	mov eax, ecx
		526	@@:
		527	mov [edi+eax*4], ebp
		528	dec eax
		529	jns @b
		530	add edi, [esp+20+widthX]
		531	mov eax, ecx
		532	@@:
		533	mov [edi+eax*4], ebp
		534	dec eax
		535	jns @b
		536	add edi, [esp+20+widthX]
		537	add edi, 4
		538	dec ecx
		539	jns .drawUpRightHigh
		540	mov edi, [esp]
		541	.checkRight:
		542	bsf eax, edx
		543	inc eax
		544	bt [ebx], eax
		545	jc .nextPixel
		546	.checkRightDown:
		547	bt [ebx+1], eax
		548	jnc .checkRightUp
		549	mov ecx, eax
		550	dec eax
		551	bt [ebx+1], eax
		552	jc @f
		553	bt [ebx-1], eax
		554	jnc .downLeftLow
		555	bt [ebx-2], eax
		556	jc .downLeftLow
		557	inc eax
		558	bt [ebx-1], eax
		559	jc .downLeftLow
		560	inc eax
		561	bt [ebx-2], eax
		562	jc .downLeftLow
		563	jmp .downLeftHigh
		564	@@:
		565	bt [ebx-1], eax
		566	jc .checkRightUp
		567	inc eax
		568	inc eax
		569	bt [ebx+1], eax
		570	jc .checkRightUp
		571	.downLeftLow:
		572	imul ecx, esi
		573	shl ecx, 2
		574	add edi, ecx
		575	dec esi
		576	mov eax, [esp+20+widthX]
		577	imul eax, esi
		578	add edi, eax
		579	mov ecx, esi
		580	dec ecx
		581	.drawDownLeft:
		582	mov eax, ecx
		583	@@:
		584	mov [edi+eax*4], ebp
		585	dec eax
		586	jns @b
		587	sub edi, [esp+20+widthX]
		588	dec ecx
		589	jns .drawDownLeft
		590	inc esi
		591	mov edi, [esp]
		592	jmp .checkRightUp
		593	.downLeftHigh:
		594	imul ecx, esi
		595	shl ecx, 2
		596	add edi, ecx
		597	dec esi
		598	mov eax, [esp+20+widthX]
		599	imul eax, esi
		600	add edi, eax
		601	mov ecx, esi
		602	dec ecx
		603	.drawDownLeftHigh:
		604	mov eax, ecx
		605	@@:
		606	mov [edi+eax*4], ebp
		607	dec eax
		608	jns @b
		609	sub edi, [esp+20+widthX]
		610	mov eax, ecx
		611	@@:
		612	mov [edi+eax*4], ebp
		613	dec eax
		614	jns @b
		615	sub edi, [esp+20+widthX]
		616	dec ecx
		617	jns .drawDownLeftHigh
		618	inc esi
		619	mov edi, [esp]
		620	.checkRightUp:
		621	bsf eax, edx
		622	inc eax
		623	bt [ebx-1], eax
		624	jnc .nextPixel
		625	mov ecx, eax
		626	dec eax
		627	bt [ebx-1], eax
		628	jc @f
		629	bt [ebx+1], eax
		630	jnc .upLeftLow
		631	bt [ebx+2], eax
		632	jc .upLeftLow
		633	inc eax
		634	bt [ebx+1], eax
		635	jc .upLeftLow
		636	inc eax
		637	bt [ebx+2], eax
		638	jc .upLeftLow
		639	jmp .upLeftHigh
		640	@@:
		641	bt [ebx+1], eax
		642	jc .nextPixel
		643	inc eax
		644	inc eax
		645	bt [ebx-1], eax
		646	jc .nextPixel
		647	.upLeftLow:
		648	imul ecx, esi
		649	shl ecx, 2
		650	add edi, ecx
		651	mov ecx, esi
		652	dec ecx
		653	dec ecx
		654	.drawUpLeft:
		655	mov eax, ecx
		656	@@:
		657	mov [edi+eax*4], ebp
		658	dec eax
		659	jns @b
		660	add edi, [esp+20+widthX]
		661	dec ecx
		662	jns .drawUpLeft
		663	jmp .nextPixel
		664	.upLeftHigh:
		665	imul ecx, esi
		666	shl ecx, 2
		667	add edi, ecx
		668	mov ecx, esi
		669	dec ecx
		670	dec ecx
		671	.drawUpLeftHigh:
		672	mov eax, ecx
		673	@@:
		674	mov [edi+eax*4], ebp
		675	dec eax
		676	jns @b
		677	add edi, [esp+20+widthX]
		678	mov eax, ecx
		679	@@:
		680	mov [edi+eax*4], ebp
		681	dec eax
		682	jns @b
		683	add edi, [esp+20+widthX]
		684	dec ecx
		685	jns .drawUpLeftHigh
		686	.nextPixel:
		687	bsf eax, edx
		688	btr edx, eax
		689	pop edi
		690	jmp .raw
		691	.nextRaw:
2288	clevermous	692	inc ebx
5665	Pathoswith	693	mov eax, [esp+16+widthX]
		694	imul eax, esi
		695	add edi, eax
		696	dec dword [esp+4]
		697	jnz drawChar
		698	ret
2536	mario79	699
5665	Pathoswith	700	fontSmoothing db 1
		701	font1:
3415	esevece	702	if lang eq sp
		703	file 'char_sp.mt'
3927	kaitz	704	else if lang eq et
		705	file 'char_et.mt'
3415	esevece	706	else
2640	mario79	707	file 'char.mt'
3415	esevece	708	end if
5665	Pathoswith	709	fontUni:
		710	file 'charUni.mt'

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(root)/kernel/trunk/gui/font.inc @ 6472 – Rev 5665