WebSVN – Kolibri OS – Diff – /programs/cmm/aelia/prepare_page.h


void PreparePage() 
{
	list.SetSizes(0, TOOLBAR_H, Form.cwidth-scroll.size_x-1, Form.cheight-TOOLBAR_H, label.size.pt+2);
	strcpy(#title, history.current()+strrchr(history.current(),'/'));
	//get font chars width, need to increase performance
	get_label_symbols_size();
	ChangeCharset(charsets[encoding], "CP866", io.buffer_data);
	link.clear();
	if (strstri(io.buffer_data, "
		debugln("no  found");
		DrawProgress(STEP_2_COUNT_PAGE_HEIGHT);     ParceTxt(false);   //get page height to calculate buffer size
		DrawProgress(STEP_3_DRAW_PAGE_INTO_BUFFER); ParceTxt(true);    //draw text in buffer
	} else {
		debugln(" tag found");
		DrawProgress(STEP_2_COUNT_PAGE_HEIGHT);     ParceHtml(false);  //get page height to calculate buffer size
		// debugln("DONE STEP 2");
		DrawProgress(STEP_3_DRAW_PAGE_INTO_BUFFER); ParceHtml(true);   //draw text in buffer
		// debugln("DONE STEP 3");
	}
	strcat(#title, " - Aelia");
	DrawTitle(#title);
	DrawProgress(STEP_4_SMOOTH_FONT);           label.apply_smooth();
	DrawProgress(STEP_5_STOP);                  DrawPage();
}
 
void ParceTxt(byte draw)
{
byte ch, zeroch=0;
dword bufoff, buflen, line_start, srch_pos;
int stroka_y=5, line_length=0;
 
	line_start=io.buffer_data;
	buflen = strlen(io.buffer_data) + io.buffer_data;
	for (bufoff=io.buffer_data; bufoff
	{
		ch = ESBYTE[bufoff];
		line_length += char_width[ch];
		if (line_length>=list.w-30) || (ch==10) {
			srch_pos = bufoff;
			loop()
			{
				if (__isWhite(ESBYTE[srch_pos])) { bufoff=srch_pos+1; break; } //normal word-break
				if (srch_pos == line_start) break; //no white space found in whole line
				srch_pos--;
			}
			if (draw==true) {
				ESBYTE[bufoff] >< zeroch; //set line end
				WriteTextIntoBuf(8, stroka_y, 0x000000, line_start);
				ESBYTE[bufoff] >< zeroch; //restore line
			}
			stroka_y += list.item_h;
			line_start = bufoff;
			line_length = 0;
		}
	}
	if (draw==false) {
		list.count = stroka_y/list.item_h+3;
		if (list.count < list.visible) list.count = list.visible;
		label.size.height = list.count+5*list.item_h;
		label.raw_size = 0;
	} 
	if (draw==true) WriteTextIntoBuf(8, stroka_y, 0x000000, line_start);
}
 
 
/*========================================================
=                                                        =
=                        HTML                            =
=                                                        =
========================================================*/
 
#define HTML_PADDING_X 8;
#define HTML_PADDING_Y 5;
 
 
void ParceHtml(byte draw)
{	
dword DOM_start, DOM_end, DOM_len, DOM_pos, aux2;
int stroka_x = HTML_PADDING_X;
int stroka_y = HTML_PADDING_Y;
int size_pt_change = 0;
dword line_break;
byte ch, zeroch;
_text text;
_tag tag;
	tag.clear();
	style.clear();
	/* Create DOM */
	debugln("creating DOM");
	DOM_len = strlen(io.buffer_data);
	DOM_start = malloc(DOM_len);
	DOM_end = DOM_start + DOM_len;
	strlcpy(DOM_start, io.buffer_data, DOM_len);
 
	/* Parce DOM */
	debugln("starting DOM parce...");
	text.start = DOM_start;
	for (DOM_pos=DOM_start; DOM_pos
	{
		if (ESBYTE[DOM_pos]==0x0D) || (ESBYTE[DOM_pos]==0x0A) ESBYTE[DOM_pos]=' ';
		ch = ESBYTE[DOM_pos];
		if (ch=='<') {
			ESBYTE[DOM_pos] = '\0';
			tag.start = DOM_pos + 1;
			if (style.ignore) continue;
			if (tag.nameis("title")) {
				strcpy(#title, text.start);
				continue;
			}
			strtrim(text.start);
			// try to change the special symbols that may appear
			text.fixSpecial(text.start);
 
			while (get_label_len(text.start) + stroka_x + 30 > list.w)
			{
				zeroch = 0;
				for (line_break=tag.start-1; line_break>text.start; line_break--;)
				{
					ESBYTE[line_break] >< zeroch; //set line end
					if (get_label_len(text.start) + stroka_x + 30 <= list.w) break;
					ESBYTE[line_break] >< zeroch; //restore line
				}
				if (draw==true) {
					if (style.a) {
						link.add(stroka_x,stroka_y + size_pt_change,get_label_len(text.start),list.item_h,text.start," ");
						label_draw_bar(stroka_x, stroka_y+label.size.pt+1, get_label_len(text.start), style.color);
					}
					WriteTextIntoBuf(stroka_x, stroka_y, style.color, text.start);
				}
				stroka_x+=char_width[' '];
				ESBYTE[line_break] >< zeroch; //restore line
				text.start = line_break;
				stroka_x = HTML_PADDING_X;
				stroka_y += list.item_h;
			}
			if (draw==true) {
				if (style.a) {
					link.add(stroka_x,stroka_y + size_pt_change,get_label_len(text.start),list.item_h,text.start," ");	
					label_draw_bar(stroka_x, stroka_y+label.size.pt+1, get_label_len(text.start), style.color);
				}
				WriteTextIntoBuf(stroka_x, stroka_y, style.color, text.start);
			}
			stroka_x+=char_width[' '];
			stroka_x += get_label_len(text.start);
		}
		if (ch=='>') {
			ESBYTE[DOM_pos] = '\0';
			text.start = DOM_pos + 1;
			tag.parce();
			if (tag.nameis("br")) 
				|| (tag.nameis("p")) 
				|| (tag.nameis("div")) 
				|| (tag.nameis("tr")) {
				stroka_y+= list.item_h;
				stroka_x = HTML_PADDING_X;
				continue;
			}
			if 	(tag.nameis("h1")) || (tag.nameis("/h1")) ||
				(tag.nameis("h2")) || (tag.nameis("/h2")) ||
				(tag.nameis("h3")) || (tag.nameis("/h3")) {
				if (tag.nameis("h1")) {
					size_pt_change = 8;
				} else if (tag.nameis("/h1")) {
					size_pt_change = -8;
				} else if (tag.nameis("h2")) {
					size_pt_change = 6;
				} else if (tag.nameis("/h2")) {
					size_pt_change = -6;
				} else if (tag.nameis("h3")) {
					size_pt_change = 4;
				} else if (tag.nameis("/h3")) {
					size_pt_change = -4;
				}
				label.size.pt += size_pt_change;
				get_label_symbols_size();
				if (size_pt_change > 0) {
					stroka_y+= list.item_h;//что если будет очень длинная строка в теге?
				} else {//коммент выше и коммент ниже связаны
					stroka_y+= list.item_h - size_pt_change;//не очень понятна логика этого места
					size_pt_change = 0;
				}
				stroka_x = HTML_PADDING_X;
				continue;					
			}
			if (tag.nameis("script")) || (tag.nameis("style")) style.ignore = true;
			if (tag.nameis("/script")) || (tag.nameis("/style")) style.ignore = false;
			if (tag.nameis("a"))  { style.a = true;  style.color=0x0000FF; }
			if (tag.nameis("/a")) { style.a = false; style.color=0x000000; }
		}		
	}
	if (draw==false) {
		list.count = stroka_y/list.item_h+3;
		if (list.count < list.visible) list.count = list.visible;
		label.size.height = list.count+5*list.item_h;
		label.raw_size = 0;
	}
	free(DOM_start);
}

Rev 6376	Rev 6378
1	void PreparePage()	1	void PreparePage()
2	{	2	{
3	list.SetSizes(0, TOOLBAR_H, Form.cwidth-scroll.size_x-1, Form.cheight-TOOLBAR_H, label.size.pt+2);	3	list.SetSizes(0, TOOLBAR_H, Form.cwidth-scroll.size_x-1, Form.cheight-TOOLBAR_H, label.size.pt+2);
4	strcpy(#title, history.current()+strrchr(history.current(),'/'));	4	strcpy(#title, history.current()+strrchr(history.current(),'/'));
5	//get font chars width, need to increase performance	5	//get font chars width, need to increase performance
6	get_label_symbols_size();	6	get_label_symbols_size();
7	ChangeCharset(charsets[encoding], "CP866", io.buffer_data);	7	ChangeCharset(charsets[encoding], "CP866", io.buffer_data);
8	link.clear();	8	link.clear();
9	if (strstri(io.buffer_data, "	9	if (strstri(io.buffer_data, "
10	debugln("no found");	10	debugln("no found");
11	DrawProgress(STEP_2_COUNT_PAGE_HEIGHT); ParceTxt(false); //get page height to calculate buffer size	11	DrawProgress(STEP_2_COUNT_PAGE_HEIGHT); ParceTxt(false); //get page height to calculate buffer size
12	DrawProgress(STEP_3_DRAW_PAGE_INTO_BUFFER); ParceTxt(true); //draw text in buffer	12	DrawProgress(STEP_3_DRAW_PAGE_INTO_BUFFER); ParceTxt(true); //draw text in buffer
13	} else {	13	} else {
14	debugln(" tag found");	14	debugln(" tag found");
15	DrawProgress(STEP_2_COUNT_PAGE_HEIGHT); ParceHtml(false); //get page height to calculate buffer size	15	DrawProgress(STEP_2_COUNT_PAGE_HEIGHT); ParceHtml(false); //get page height to calculate buffer size
16	// debugln("DONE STEP 2");	16	// debugln("DONE STEP 2");
17	DrawProgress(STEP_3_DRAW_PAGE_INTO_BUFFER); ParceHtml(true); //draw text in buffer	17	DrawProgress(STEP_3_DRAW_PAGE_INTO_BUFFER); ParceHtml(true); //draw text in buffer
18	// debugln("DONE STEP 3");	18	// debugln("DONE STEP 3");
19	}	19	}
20	strcat(#title, " - Aelia");	20	strcat(#title, " - Aelia");
21	DrawTitle(#title);	21	DrawTitle(#title);
22	DrawProgress(STEP_4_SMOOTH_FONT); label.apply_smooth();	22	DrawProgress(STEP_4_SMOOTH_FONT); label.apply_smooth();
23	DrawProgress(STEP_5_STOP); DrawPage();	23	DrawProgress(STEP_5_STOP); DrawPage();
24	}	24	}
25		25
26	void ParceTxt(byte draw)	26	void ParceTxt(byte draw)
27	{	27	{
28	byte ch, zeroch=0;	28	byte ch, zeroch=0;
29	dword bufoff, buflen, line_start, srch_pos;	29	dword bufoff, buflen, line_start, srch_pos;
30	int stroka_y=5, line_length=0;	30	int stroka_y=5, line_length=0;
31		31
32	line_start=io.buffer_data;	32	line_start=io.buffer_data;
33	buflen = strlen(io.buffer_data) + io.buffer_data;	33	buflen = strlen(io.buffer_data) + io.buffer_data;
34	for (bufoff=io.buffer_data; bufoff	34	for (bufoff=io.buffer_data; bufoff
35	{	35	{
36	ch = ESBYTE[bufoff];	36	ch = ESBYTE[bufoff];
37	line_length += char_width[ch];	37	line_length += char_width[ch];
38	if (line_length>=list.w-30) \|\| (ch==10) {	38	if (line_length>=list.w-30) \|\| (ch==10) {
39	srch_pos = bufoff;	39	srch_pos = bufoff;
40	loop()	40	loop()
41	{	41	{
42	if (__isWhite(ESBYTE[srch_pos])) { bufoff=srch_pos+1; break; } //normal word-break	42	if (__isWhite(ESBYTE[srch_pos])) { bufoff=srch_pos+1; break; } //normal word-break
43	if (srch_pos == line_start) break; //no white space found in whole line	43	if (srch_pos == line_start) break; //no white space found in whole line
44	srch_pos--;	44	srch_pos--;
45	}	45	}
46	if (draw==true) {	46	if (draw==true) {
47	ESBYTE[bufoff] >< zeroch; //set line end	47	ESBYTE[bufoff] >< zeroch; //set line end
48	WriteTextIntoBuf(8, stroka_y, 0x000000, line_start);	48	WriteTextIntoBuf(8, stroka_y, 0x000000, line_start);
49	ESBYTE[bufoff] >< zeroch; //restore line	49	ESBYTE[bufoff] >< zeroch; //restore line
50	}	50	}
51	stroka_y += list.item_h;	51	stroka_y += list.item_h;
52	line_start = bufoff;	52	line_start = bufoff;
53	line_length = 0;	53	line_length = 0;
54	}	54	}
55	}	55	}
56	if (draw==false) {	56	if (draw==false) {
57	list.count = stroka_y/list.item_h+3;	57	list.count = stroka_y/list.item_h+3;
58	if (list.count < list.visible) list.count = list.visible;	58	if (list.count < list.visible) list.count = list.visible;
59	label.size.height = list.count+5*list.item_h;	59	label.size.height = list.count+5*list.item_h;
60	label.raw_size = 0;	60	label.raw_size = 0;
61	}	61	}
62	if (draw==true) WriteTextIntoBuf(8, stroka_y, 0x000000, line_start);	62	if (draw==true) WriteTextIntoBuf(8, stroka_y, 0x000000, line_start);
63	}	63	}
64		64
65		65
66	/*========================================================	66	/*========================================================
67	= =	67	= =
68	= HTML =	68	= HTML =
69	= =	69	= =
70	========================================================*/	70	========================================================*/
71		71
72	#define HTML_PADDING_X 8;	72	#define HTML_PADDING_X 8;
73	#define HTML_PADDING_Y 5;	73	#define HTML_PADDING_Y 5;
74		74
75		75
76	void ParceHtml(byte draw)	76	void ParceHtml(byte draw)
77	{	77	{
78	dword DOM_start, DOM_end, DOM_len, DOM_pos, aux2;	78	dword DOM_start, DOM_end, DOM_len, DOM_pos, aux2;
79	int stroka_x = HTML_PADDING_X;	79	int stroka_x = HTML_PADDING_X;
80	int stroka_y = HTML_PADDING_Y;	80	int stroka_y = HTML_PADDING_Y;
81	int size_pt_change = 0;	81	int size_pt_change = 0;
82	dword line_break;	82	dword line_break;
83	byte ch, zeroch;	83	byte ch, zeroch;
84	_text text;	84	_text text;
85	_tag tag;	85	_tag tag;
86	tag.clear();	86	tag.clear();
87	style.clear();	87	style.clear();
88	/* Create DOM */	88	/* Create DOM */
89	debugln("creating DOM");	89	debugln("creating DOM");
90	DOM_len = strlen(io.buffer_data);	90	DOM_len = strlen(io.buffer_data);
91	DOM_start = malloc(DOM_len);	91	DOM_start = malloc(DOM_len);
92	DOM_end = DOM_start + DOM_len;	92	DOM_end = DOM_start + DOM_len;
93	strlcpy(DOM_start, io.buffer_data, DOM_len);	93	strlcpy(DOM_start, io.buffer_data, DOM_len);
94		94
95	/* Parce DOM */	95	/* Parce DOM */
96	debugln("starting DOM parce...");	96	debugln("starting DOM parce...");
97	text.start = DOM_start;	97	text.start = DOM_start;
98	for (DOM_pos=DOM_start; DOM_pos	98	for (DOM_pos=DOM_start; DOM_pos
99	{	99	{
100	if (ESBYTE[DOM_pos]==0x0D) \|\| (ESBYTE[DOM_pos]==0x0A) ESBYTE[DOM_pos]=' ';	100	if (ESBYTE[DOM_pos]==0x0D) \|\| (ESBYTE[DOM_pos]==0x0A) ESBYTE[DOM_pos]=' ';
101	ch = ESBYTE[DOM_pos];	101	ch = ESBYTE[DOM_pos];
102	if (ch=='<') {	102	if (ch=='<') {
103	ESBYTE[DOM_pos] = '\0';	103	ESBYTE[DOM_pos] = '\0';
104	tag.start = DOM_pos + 1;	104	tag.start = DOM_pos + 1;
105	if (style.ignore) continue;	105	if (style.ignore) continue;
106	if (tag.nameis("title")) {	106	if (tag.nameis("title")) {
107	strcpy(#title, text.start);	107	strcpy(#title, text.start);
108	continue;	108	continue;
109	}	109	}
110	strtrim(text.start);	110	strtrim(text.start);
111	// try to change the special symbols that may appear	111	// try to change the special symbols that may appear
112	text.fixSpecial();	112	text.fixSpecial(text.start);
113		113
114	while (get_label_len(text.start) + stroka_x + 30 > list.w)	114	while (get_label_len(text.start) + stroka_x + 30 > list.w)
115	{	115	{
116	zeroch = 0;	116	zeroch = 0;
117	for (line_break=tag.start-1; line_break>text.start; line_break--;)	117	for (line_break=tag.start-1; line_break>text.start; line_break--;)
118	{	118	{
119	ESBYTE[line_break] >< zeroch; //set line end	119	ESBYTE[line_break] >< zeroch; //set line end
120	if (get_label_len(text.start) + stroka_x + 30 <= list.w) break;	120	if (get_label_len(text.start) + stroka_x + 30 <= list.w) break;
121	ESBYTE[line_break] >< zeroch; //restore line	121	ESBYTE[line_break] >< zeroch; //restore line
122	}	122	}
123	if (draw==true) {	123	if (draw==true) {
124	if (style.a) {	124	if (style.a) {
125	link.add(stroka_x,stroka_y + size_pt_change,get_label_len(text.start),list.item_h,text.start," ");	125	link.add(stroka_x,stroka_y + size_pt_change,get_label_len(text.start),list.item_h,text.start," ");
126	label_draw_bar(stroka_x, stroka_y+label.size.pt+1, get_label_len(text.start), style.color);	126	label_draw_bar(stroka_x, stroka_y+label.size.pt+1, get_label_len(text.start), style.color);
127	}	127	}
128	WriteTextIntoBuf(stroka_x, stroka_y, style.color, text.start);	128	WriteTextIntoBuf(stroka_x, stroka_y, style.color, text.start);
129	}	129	}
130	stroka_x+=char_width[' '];	130	stroka_x+=char_width[' '];
131	ESBYTE[line_break] >< zeroch; //restore line	131	ESBYTE[line_break] >< zeroch; //restore line
132	text.start = line_break;	132	text.start = line_break;
133	stroka_x = HTML_PADDING_X;	133	stroka_x = HTML_PADDING_X;
134	stroka_y += list.item_h;	134	stroka_y += list.item_h;
135	}	135	}
136	if (draw==true) {	136	if (draw==true) {
137	if (style.a) {	137	if (style.a) {
138	link.add(stroka_x,stroka_y + size_pt_change,get_label_len(text.start),list.item_h,text.start," ");	138	link.add(stroka_x,stroka_y + size_pt_change,get_label_len(text.start),list.item_h,text.start," ");
139	label_draw_bar(stroka_x, stroka_y+label.size.pt+1, get_label_len(text.start), style.color);	139	label_draw_bar(stroka_x, stroka_y+label.size.pt+1, get_label_len(text.start), style.color);
140	}	140	}
141	WriteTextIntoBuf(stroka_x, stroka_y, style.color, text.start);	141	WriteTextIntoBuf(stroka_x, stroka_y, style.color, text.start);
142	}	142	}
143	stroka_x+=char_width[' '];	143	stroka_x+=char_width[' '];
144	stroka_x += get_label_len(text.start);	144	stroka_x += get_label_len(text.start);
145	}	145	}
146	if (ch=='>') {	146	if (ch=='>') {
147	ESBYTE[DOM_pos] = '\0';	147	ESBYTE[DOM_pos] = '\0';
148	text.start = DOM_pos + 1;	148	text.start = DOM_pos + 1;
149	tag.parce();	149	tag.parce();
150	if (tag.nameis("br"))	150	if (tag.nameis("br"))
151	\|\| (tag.nameis("p"))	151	\|\| (tag.nameis("p"))
152	\|\| (tag.nameis("div"))	152	\|\| (tag.nameis("div"))
153	\|\| (tag.nameis("tr")) {	153	\|\| (tag.nameis("tr")) {
154	stroka_y+= list.item_h;	154	stroka_y+= list.item_h;
155	stroka_x = HTML_PADDING_X;	155	stroka_x = HTML_PADDING_X;
156	continue;	156	continue;
157	}	157	}
158	if (tag.nameis("h1")) \|\| (tag.nameis("/h1")) \|\|	158	if (tag.nameis("h1")) \|\| (tag.nameis("/h1")) \|\|
159	(tag.nameis("h2")) \|\| (tag.nameis("/h2")) \|\|	159	(tag.nameis("h2")) \|\| (tag.nameis("/h2")) \|\|
160	(tag.nameis("h3")) \|\| (tag.nameis("/h3")) {	160	(tag.nameis("h3")) \|\| (tag.nameis("/h3")) {
161	if (tag.nameis("h1")) {	161	if (tag.nameis("h1")) {
162	size_pt_change = 8;	162	size_pt_change = 8;
163	} else if (tag.nameis("/h1")) {	163	} else if (tag.nameis("/h1")) {
164	size_pt_change = -8;	164	size_pt_change = -8;
165	} else if (tag.nameis("h2")) {	165	} else if (tag.nameis("h2")) {
166	size_pt_change = 6;	166	size_pt_change = 6;
167	} else if (tag.nameis("/h2")) {	167	} else if (tag.nameis("/h2")) {
168	size_pt_change = -6;	168	size_pt_change = -6;
169	} else if (tag.nameis("h3")) {	169	} else if (tag.nameis("h3")) {
170	size_pt_change = 4;	170	size_pt_change = 4;
171	} else if (tag.nameis("/h3")) {	171	} else if (tag.nameis("/h3")) {
172	size_pt_change = -4;	172	size_pt_change = -4;
173	}	173	}
174	label.size.pt += size_pt_change;	174	label.size.pt += size_pt_change;
175	get_label_symbols_size();	175	get_label_symbols_size();
176	if (size_pt_change > 0) {	176	if (size_pt_change > 0) {
177	stroka_y+= list.item_h;//что если будет очень длинная строка в теге?	177	stroka_y+= list.item_h;//что если будет очень длинная строка в теге?
178	} else {//коммент выше и коммент ниже связаны	178	} else {//коммент выше и коммент ниже связаны
179	stroka_y+= list.item_h - size_pt_change;//не очень понятна логика этого места	179	stroka_y+= list.item_h - size_pt_change;//не очень понятна логика этого места
180	size_pt_change = 0;	180	size_pt_change = 0;
181	}	181	}
182	stroka_x = HTML_PADDING_X;	182	stroka_x = HTML_PADDING_X;
183	continue;	183	continue;
184	}	184	}
185	if (tag.nameis("script")) \|\| (tag.nameis("style")) style.ignore = true;	185	if (tag.nameis("script")) \|\| (tag.nameis("style")) style.ignore = true;
186	if (tag.nameis("/script")) \|\| (tag.nameis("/style")) style.ignore = false;	186	if (tag.nameis("/script")) \|\| (tag.nameis("/style")) style.ignore = false;
187	if (tag.nameis("a")) { style.a = true; style.color=0x0000FF; }	187	if (tag.nameis("a")) { style.a = true; style.color=0x0000FF; }
188	if (tag.nameis("/a")) { style.a = false; style.color=0x000000; }	188	if (tag.nameis("/a")) { style.a = false; style.color=0x000000; }
189	}	189	}
190	}	190	}
191	if (draw==false) {	191	if (draw==false) {
192	list.count = stroka_y/list.item_h+3;	192	list.count = stroka_y/list.item_h+3;
193	if (list.count < list.visible) list.count = list.visible;	193	if (list.count < list.visible) list.count = list.visible;
194	label.size.height = list.count+5*list.item_h;	194	label.size.height = list.count+5*list.item_h;
195	label.raw_size = 0;	195	label.raw_size = 0;
196	}	196	}
197	free(DOM_start);	197	free(DOM_start);
198	}	198	}

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(root)/programs/cmm/aelia/prepare_page.h – Rev 6376 → 6378