Subversion Repositories Kolibri OS

void TWebBrowser::SetStyle()

{

	if (tag.get_value_of("name")) || (tag.get_value_of("id")) {

		anchors.add(tag.value, draw_y);

		if (anchors.current) && (streq(tag.value, #anchors.current+1)) {

			list.first = draw_y;

			anchors.current = NULL;

		}

	}

	if (tag.is("a"))          { tag_a();                   return; }

	if (tag.is("p"))          { tag_p();                   return; }

	if (tag.is("img"))        { tag_img();                 return; }

	if (tag.is("div"))        { tag_div();                 return; }

	if (tag.is("br"))         { /*draw_x++;*/NewLine();    return; }

	if (tag.is("nav"))        { style.nav = tag.opened;    return; }

	if (tag.is("header"))     { NewLine();                 return; }

	if (tag.is("article"))    { NewLine();                 return; }

	if (tag.is("footer"))     { NewLine();                 return; }

	if (tag.is("figure"))     { NewLine();                 return; }

	if (tag.is("w:p"))        { NewLine();                 return; }

	if (tag.is("b"))          { style.b      = tag.opened; return; }

	if (tag.is("strong"))     { style.b      = tag.opened; return; }

	if (tag.is("big"))        { style.b      = tag.opened; return; }

	if (tag.is("w:b"))        { style.b      = tag.opened; return; }

	if (tag.is("u"))          { style.u      = tag.opened; return; }

	if (tag.is("ins"))        { style.u      = tag.opened; return; }

	if (tag.is("s"))          { style.s      = tag.opened; return; }

	if (tag.is("strike"))     { style.s      = tag.opened; return; }

	if (tag.is("del"))        { style.s      = tag.opened; return; }

	if (tag.is("pre"))        { style.pre    = tag.opened; return; }

	if (tag.is("blockquote")) { style.blq    = tag.opened; return; }

	if (tag.is("button"))     { style.button = tag.opened; return; }

	if (tag.is("dl"))         { if (tag.opened) NewLine(); return; }

	if (tag.is("w:r"))        { if (!tag.opened) style.b = false;      return; }

	if (tag.is("h1"))         { tag_h1234_caption();  return; }

	if (tag.is("h2"))         { tag_h1234_caption();  return; }

	if (tag.is("h3"))         { tag_h1234_caption();  return; }

	if (tag.is("h4"))         { tag_h1234_caption();  return; }

	if (tag.is("font"))       { tag_font();           return; }

	if (tag.is("dt"))         { tag_ol_ul_dt();       return; }

	if (tag.is("dd"))         { tag_ol_ul_dt();       return; }

	if (tag.is("ul"))         { tag_ol_ul_dt();       return; }

	if (tag.is("ol"))         { tag_ol_ul_dt();       return; }

	if (tag.is("li"))         { tag_li();             return; }

	if (tag.is("q"))          { tag_q();              return; }

	if (tag.is("hr"))         { tag_hr();             return; }

	if (tag.is("meta"))       { tag_meta_xml();       return; }

	if (tag.is("?xml"))       { tag_meta_xml();       return; }

	if (tag.is("code"))       { tag_code();           return; }

	if (tag.is("iframe"))     { tag_iframe();         return; }

	if (tag.is("caption"))    { tag_h1234_caption();  return; }

	if (tag.is("title"))      { tag_title();          return; }

	if (tag.is("body"))       { tag_body();           return; }

	if (tag.is("html"))       { t_html = tag.opened;  return; }

	if (tag.is("table"))      { tag_table();          return; }

	if (tag.is("tr"))         { tag_table();          return; }

	if (tag.is("th"))         { tag_table();          return; }

	if (tag.is("td"))         { tag_table();          return; }

	if (application_mode) {

	    if (tag.is("exit")) { ExitProcess(); return; }

	}

}

void TWebBrowser::tag_p()

{

	IF (tag.prior[0] == 'h') || (streq(#tag.prior,"td")) || (streq(#tag.prior,"p")) return;

	NewLine();

}

void TWebBrowser::tag_title()

{

	style.title = tag.opened;

	if (!tag.opened) DrawTitle(#header);

}

void TWebBrowser::tag_font()

{

	style.font = tag.opened;

	if (tag.opened)

	{

		if (tag.get_value_of("bg")) {

			bg_colors.add(GetColor(tag.value));

		} else {

			bg_colors.add(bg_colors.get_last());

		}

		if (tag.get_value_of("color")) {

			text_colors.add(GetColor(tag.value));

		} else {

			text_colors.add(text_colors.get_last());

		}

	}

	else {

		if (bg_colors.count>1) text_colors.pop();

		if (bg_colors.count>1) bg_colors.pop(); //never pop the last color

	}

}

void TWebBrowser::tag_div()

{

	//if (streq(#tag.prior,"div")) && (tag.opened) return;

	if (streq(#tag.prior,"td")) return;

	if (streq(#tag.prior,"div")) return;

	if (!tag.opened) && (style.font) text_colors.pop();

	NewLine();

}

void TWebBrowser::tag_iframe()

{

	if (tag.get_value_of("src")) {

		NewLine();

		strcpy(#linebuf, "IFRAME: ");

		RenderTextbuf();

		link=true;

		links.add_link(tag.value);

		strncpy(#linebuf, tag.value, sizeof(TWebBrowser.linebuf)-1);

		RenderTextbuf();

		link=false;

		NewLine();

	}

}

void TWebBrowser::tag_a()

{

	if (tag.opened)

	{

		if (tag.get_value_of("href")) && (!strstr(tag.value,"javascript:"))

		{

			link = true;

			links.add_link(tag.value);

		}

	} else {

		link = false;

	}

}

void TWebBrowser::tag_meta_xml()

{

	if (custom_encoding == -1) if (tag.get_value_of("charset"))

	|| (tag.get_value_of("content")) || (tag.get_value_of("encoding"))

	{

		EDX = strrchr(tag.value, '=') + tag.value; //search in content=

		if (ESBYTE[EDX] == '"') EDX++;

		strlwr(EDX);

		EAX = get_encoding_type_by_name(EDX);

		if (EAX!=-1) ChangeEncoding(EAX);

	}

	if (streq(tag.get_value_of("http-equiv"), "refresh")) && (tag.get_value_of("content")) {

		if (tag.value = strstri(tag.value, "url")) strcpy(#redirect, tag.value);

	}

	if (streq(tag.get_value_of("name"), "application")) {

	    if (application_mode) {

	        if (tag.get_value_of("left")) {

                MoveSize(atoi(tag.value),-1,-1,-1);

            }

            if (tag.get_value_of("top")) {

                MoveSize(-1,atoi(tag.value),-1,-1);

            }

            if (tag.get_value_of("width")) {

                MoveSize(-1,-1,atoi(tag.value),-1);

            }

            if (tag.get_value_of("height")) {

                MoveSize(-1,-1,-1,atoi(tag.value));

            }

	    }

    }

}

signed int get_encoding_type_by_name(dword name)

{

	EDX = name;

	if      (streqrp(EDX,"utf-8"))        || (streqrp(EDX,"utf8"))        return CH_UTF8;

	else if (streqrp(EDX,"windows-1251")) || (streqrp(EDX,"windows1251")) return CH_CP1251;

	else if (streqrp(EDX,"dos"))          || (streqrp(EDX,"cp-866"))      return CH_CP866;

	else if (streqrp(EDX,"iso-8859-5"))   || (streqrp(EDX,"iso8859-5"))   return CH_ISO8859_5;

	else if (streqrp(EDX,"koi8-r"))       || (streqrp(EDX,"koi8-u"))      return CH_KOI8;

	return -1;

}

void TWebBrowser::tag_code()

{

	if (style.pre = tag.opened) {

		bg_colors.add(0xe4ffcb);

	} else {

		if (bg_colors.count>1) bg_colors.pop(); //never pop the last color

	}

}

void TWebBrowser::tag_ol_ul_dt()

{

	char type = ESBYTE[#tag.name];

	switch(type)

	{

		case 'd':

			if (ESBYTE[#tag.name+1]=='d') style.tag_list.upd_level(tag.opened, type);

			if (ESBYTE[#tag.name+1]=='t') style.tag_list.upd_level(false, 'd');

			if (tag.opened) NewLine();

			break;

		case 'u':

		case 'o':

			if (style.nav) && (style.tag_list.level) NewLine();

			style.tag_list.upd_level(tag.opened, type);

			if (!tag.opened) && (!style.pre) NewLine();

	}

}

void TWebBrowser::tag_li()

{

	if (style.nav) return;

	if (tag.opened) {

		if (!style.tag_list.level) style.tag_list.upd_level(1, 'u');

		if (!style.pre) NewLine();

		if (style.tag_list.order_type() == 'u') {

			strcpy(#linebuf, "\31 ");

			draw_x = style.tag_list.level * 5 - 2 * list.font_w + left_gap;

		}

		if (style.tag_list.order_type() == 'o') {

			sprintf(#linebuf, "%i. ", style.tag_list.inc_counter());

			draw_x = style.tag_list.level * 5 - 1 - strlen(#linebuf) * list.font_w + left_gap;

		}

	}

}

void TWebBrowser::tag_hr()

{

	dword hrcol = 0x00777777;

	if (tag.get_value_of("color")) hrcol = GetColor(tag.value);

	if (draw_x != left_gap) NewLine();

	if (secondrun) canvas.DrawBar(5+left_gap, style.cur_line_h / 2 + draw_y - 1, draw_w-10, 1, hrcol);

	draw_x++;

	NewLine();

	return;

}

void TWebBrowser::tag_body()

{

	t_body = tag.opened;

	if (tag.get_value_of("link"))   link_color_default = GetColor(tag.value);

	if (tag.get_value_of("alink"))  link_color_active = GetColor(tag.value);

	if (tag.get_value_of("text"))   text_colors.set(0, GetColor(tag.value));

	if (tag.get_value_of("bgcolor")) {

		bg_colors.set(0, GetColor(tag.value));

		canvas.Fill(0, bg_colors.get(0));

	}

	// Autodetecting encoding if no encoding was set

	if (tag.opened) && (custom_encoding==-1) && (cur_encoding == CH_CP866) {

		if (strstr(bufpointer, "\208\190")) ChangeEncoding(CH_UTF8);

		else if (chrnum(bufpointer, '\246')>5) ChangeEncoding(CH_CP1251);

	}

}

void TWebBrowser::tag_q()

{

	chrncat(#linebuf, '\"', sizeof(TWebBrowser.linebuf));

}

void TWebBrowser::tag_h1234_caption()

{

	if (ESBYTE[#tag.name+1]=='4') {

		NewLine();

		NewLine();

		style.h = tag.opened;

		style.b = tag.opened;

	} else {

		style.h = tag.opened;

		if (tag.opened) {

			if (!style.pre) NewLine();

			draw_y += 10;

			list.SetFont(BASIC_CHAR_W*2, 14*2, 10011001b);

			list.item_h = BASIC_LINE_H * 2 - 2;

			if (tag.is("h1")) style.b = true;

		} else {

			if (tag.is("h1")) style.b = false;

			NewLine();

			list.SetFont(BASIC_CHAR_W, 14, 10011000b);

			style.cur_line_h = list.item_h = BASIC_LINE_H;

		}

	}

}

void TWebBrowser::tag_img()

{

	char img_path[4096]=0;

	dword base64img;

	if (!tag.get_value_of("data-large-image"))

		if (!tag.get_value_of("data-src"))

			if (!tag.get_value_of("src")) return;

	if (streqrp(tag.value, "data:")) {

		if (!strstr(tag.value, "base64,")) goto NOIMG;

		EDX = EAX+7;

		if (ESBYTE[EDX]==' ') EDX++;

		base64img = malloc(strlen(EDX));

		base64_decode stdcall (EDX, base64img, strlen(EDX));

		img_decode stdcall (base64img, EAX, 0);

		$push eax

		free(base64img);

		$pop eax

		if (EAX) goto IMGOK; else goto NOIMG;

	}

	if (!strcmp(tag.value + strrchr(tag.value, '.'), "svg")) goto NOIMG;

	if (!strcmp(tag.value + strrchr(tag.value, '.'), "webp")) goto NOIMG;

	strlcpy(#img_path, tag.value, sizeof(img_path)-1);

	replace_char(#img_path, ' ', '\0', sizeof(img_path));

	get_absolute_url(#img_path, history.current());

	if (check_is_the_adress_local(#img_path)) {

		img_from_file stdcall(#img_path);

		if (EAX) goto IMGOK; else goto NOIMG;

	}

	if (cache.has(#img_path)) {

		img_decode stdcall (cache.current_buf, cache.current_size, 0);

		if (EAX) goto IMGOK; else goto NOIMG;

	} else {

		img_url.add(#img_path);

		goto NOIMG;

	}

IMGOK:

	if (RenderImage(EAX)) return;

NOIMG:

	if (tag.get_value_of("title")) || (tag.get_value_of("alt")) {

		strncpy(#img_path, tag.value, sizeof(TWebBrowser.linebuf)-3);

		sprintf(#linebuf, "[%s]", #img_path);

	} else {

		if (streqrp(#img_path, "data:")) img_path=0;

		replace_char(#img_path, '?', NULL, strlen(#img_path));

		img_path[sizeof(TWebBrowser.linebuf)-3] = '\0'; //prevent overflow in sprintf

		sprintf(#linebuf, "[%s]", #img_path+strrchr(#img_path, '/'));

		linebuf[50]= NULL;

	}

	text_colors.add(0x9A6F29);

	style.image = true;

	RenderTextbuf();

	style.image = false;

	text_colors.pop();

}

struct TABLE {

	int count;

	int depth;

	int margin;

	collection_int cols;

	collection_int width;

} table;

int tr_pos, td_pos;

int row_start_y;

int colcount;

dword tallest_cell_in_row;

void TWebBrowser::tag_table_reset()

{

	table.depth = 0;

	table.count = 0;

	colcount = 0;

	tr_pos = 0;

	td_pos = 0;

}

void TWebBrowser::tag_table()

{

	if (!tag.opened) {

		if (style.font) tag_font();

		if (link) tag_a();

		style.b = false;

	}

	if (tag.is("table")) {

		if(tag.opened) {

			table.depth++;

			if (table.depth==1) {

				table.count++;

				colcount = 0;

				td_pos = 0;

				row_start_y = draw_y;

				if (tag.get_number_of("width")) {

					if (strchr(tag.value, '%')) tag.number = list.w * tag.number / 100;

					table.width.set(table.count, math.min(tag.number,list.w));

				} else {

					table.width.set(table.count, list.w);

				}

			}

		} else {

			if (table.depth>0) {

				table.depth--;

			}

			if (table.depth==0) {

				draw_x = left_gap = style.tag_list.level * 5 * list.font_w + BODY_MARGIN;

				draw_w = list.w;

				if (td_pos) draw_y = math.max(draw_y, tallest_cell_in_row);

				draw_y = math.max(draw_y+style.cur_line_h, tallest_cell_in_row);

				row_start_y = tallest_cell_in_row = draw_y;

				style.cur_line_h = list.item_h;

			}

		}

	}

	if (table.depth>1) {

		if (tag.is("tr")) && (tag.opened) NewLine();

		return;

	}

	if (!secondrun) {

		if (tag.is("tr")) {

			if (tag.opened) {

				table.cols.add(1);

			}

			colcount = 0;

		}

		if (tag.opened) if (tag.is("td")) || (tag.is("th")) {

			if (!table.cols.count) { table.cols.add(1); colcount = 0;}

			colcount++;

			if (colcount) table.cols.set(table.cols.count-1, colcount);

			//if (tag.get_number_of("colspan")) colcount += tag.number-1;

		}

	} else {

		if (tag.is("tr")) {

			if (tag.opened) {

				if (td_pos) draw_y = math.max(draw_y, tallest_cell_in_row);

				_TR_FIX:

				if (draw_x==left_gap) && (draw_y==BODY_MARGIN) {

					row_start_y = tallest_cell_in_row = draw_y;

				} else {

					row_start_y = tallest_cell_in_row = draw_y = draw_y + style.cur_line_h;

				}

				style.cur_line_h = list.item_h;

				tr_pos++;

				td_pos = 0;

			} else {

				draw_y = math.max(draw_y, tallest_cell_in_row);

				td_pos = 0;

			}

			draw_x = left_gap = style.tag_list.level * 5 * list.font_w + BODY_MARGIN;

			draw_w = list.w;

		}

		if (tag.is("td")) || (tag.is("th"))  {

			if (!tr_pos) goto _TR_FIX;

			/*

			if (tag.opened) {

				if (tag.get_value_of("bgcolor")) {

					bg_colors.add(GetColor(tag.value));

				} else {

					bg_colors.add(bg_colors.get(0));

				}

			} */

			tallest_cell_in_row = math.max(draw_y+style.cur_line_h-list.item_h, tallest_cell_in_row);

			style.cur_line_h = list.item_h;

			if (tag.opened) {

				if (!td_pos) {

					table.margin = list.w - table.width.get(table.count) / 2 + BODY_MARGIN;

					draw_x = left_gap = table.margin;

					draw_w = table.width.get(table.count) - BODY_MARGIN;

				} else {

					draw_x = left_gap = left_gap + draw_w;

					draw_w = table.width.get(table.count) - left_gap + table.margin - BODY_MARGIN;

				}

				if (EAX = table.cols.get(tr_pos-1)-td_pos) {

					draw_w /= EAX;

				} else {

					draw_y = row_start_y;

					draw_x = left_gap = table.margin;

				}

				if (table.cols.get(tr_pos-1)-td_pos>1) && (tag.get_number_of("width")) {

					if (strchr(tag.value, '%')) {

						tag.number = table.width.get(table.count) - table.margin - 23 - left_gap * tag.number / 100;

					}

					if (tag.number < draw_w) draw_w = tag.number;

				}

				draw_y = row_start_y;

				//canvas.WriteText(draw_x, draw_y, 10001001b, 0x0000FE, itoa(draw_x), NULL);

				//canvas.WriteText(draw_x, draw_y+20, 10001001b, 0xFF0000, itoa(draw_w), NULL);

				td_pos++;

			}

		}

	}

	if (draw_x > table.width.get(table.count)) {

		draw_x = left_gap = table.margin;

		draw_w = table.width.get(table.count) - table.margin - 23 - left_gap;

		table.depth = 0;

		NewLine();

		if (debug_mode) {

			debugln("anomaly draw_x");

			canvas.DrawBar(0, draw_y, 20, 20, 0xFF0000);

		}

	}

	/*

	if (left_gap + draw_w > list.w) {

		draw_w = list.w - left_gap;

		if (debug_mode) debugln("anomaly draw_W");

	}

	*/

}