forked from KolibriOS/kolibrios
380 lines
11 KiB
C
380 lines
11 KiB
C
void TWebBrowser::SetStyle()
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{
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if (tag.get_value_of("name")) || (tag.get_value_of("id")) {
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anchors.add(tag.value, draw_y);
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if (anchors.current) && (streq(tag.value, #anchors.current+1)) {
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list.first = draw_y;
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anchors.current = NULL;
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}
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}
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if (tag.is("a")) { tag_a(); return; }
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if (tag.is("p")) { tag_p(); return; }
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if (tag.is("img")) { tag_img(); return; }
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if (tag.is("div")) { tag_div(); return; }
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if (tag.is("br")) { NewLine(); return; }
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if (tag.is("header")) { NewLine(); return; }
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if (tag.is("article")) { NewLine(); return; }
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if (tag.is("footer")) { NewLine(); return; }
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if (tag.is("figure")) { NewLine(); return; }
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if (tag.is("w:p")) { NewLine(); return; }
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if (tag.is("b")) { style.b = tag.opened; return; }
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if (tag.is("strong")) { style.b = tag.opened; return; }
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if (tag.is("big")) { style.b = tag.opened; return; }
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if (tag.is("w:b")) { style.b = tag.opened; return; }
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if (tag.is("u")) { style.u = tag.opened; return; }
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if (tag.is("ins")) { style.u = tag.opened; return; }
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if (tag.is("s")) { style.s = tag.opened; return; }
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if (tag.is("strike")) { style.s = tag.opened; return; }
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if (tag.is("del")) { style.s = tag.opened; return; }
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if (tag.is("pre")) { style.pre = tag.opened; return; }
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if (tag.is("blockquote")) { style.blq = tag.opened; return; }
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if (tag.is("button")) { style.button = tag.opened; return; }
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if (tag.is("dl")) { if (tag.opened) NewLine(); return; }
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if (tag.is("w:r")) { if (!tag.opened) style.b = false; return; }
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if (tag.is("h1")) { tag_h1234_caption(); return; }
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if (tag.is("h2")) { tag_h1234_caption(); return; }
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if (tag.is("h3")) { tag_h1234_caption(); return; }
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if (tag.is("h4")) { tag_h1234_caption(); return; }
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if (tag.is("font")) { tag_font(); return; }
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if (tag.is("dt")) { tag_ol_ul_dt(); return; }
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if (tag.is("ul")) { tag_ol_ul_dt(); return; }
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if (tag.is("ol")) { tag_ol_ul_dt(); return; }
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if (tag.is("li")) { tag_li(); return; }
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if (tag.is("q")) { tag_q(); return; }
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if (tag.is("hr")) { tag_hr(); return; }
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if (tag.is("meta")) { tag_meta_xml(); return; }
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if (tag.is("?xml")) { tag_meta_xml(); return; }
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if (tag.is("code")) { tag_code(); return; }
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if (tag.is("iframe")) { tag_iframe(); return; }
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if (tag.is("caption")) { tag_h1234_caption(); return; }
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if (tag.is("title")) { tag_title(); return; }
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if (tag.is("body")) { tag_body(); return; }
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if (tag.is("html")) { t_html = tag.opened; return; }
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//TO BE REWORKED
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//td_x = td_w = tr_y = highest_td = 0;
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//if (tag.is("table")) { tag_table(); return; }
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//if (tag.is("td")) { tag_td(); return; }
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//if (tag.is("tr")) { tag_tr(); return; }
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if (tag.is("dd")) {
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//NewLine();
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//if (tag.opened) stolbec += 5; //may overflow!
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return;
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}
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}
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void TWebBrowser::tag_p()
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{
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IF (tag.prior[0] == 'h') || (streq(#tag.prior,"td")) || (streq(#tag.prior,"p")) return;
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NewLine();
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}
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void TWebBrowser::tag_title()
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{
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style.title = tag.opened;
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if (!tag.opened) DrawTitle(#header);
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}
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void TWebBrowser::tag_font()
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{
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style.font = tag.opened;
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if (tag.opened)
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{
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if (tag.get_value_of("bg")) {
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bg_colors.add(GetColor(tag.value));
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} else {
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bg_colors.add(bg_colors.get_last());
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}
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if (tag.get_value_of("color")) {
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text_colors.add(GetColor(tag.value));
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} else {
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text_colors.add(text_colors.get_last());
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}
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}
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else {
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text_colors.pop();
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bg_colors.pop();
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}
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}
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void TWebBrowser::tag_div()
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{
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if (streq(#tag.prior,"div")) && (tag.opened) return;
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if (!tag.opened) && (style.font) text_colors.pop();
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NewLine();
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}
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void TWebBrowser::tag_iframe()
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{
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if (tag.get_value_of("src")) {
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NewLine();
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strcpy(#line, "IFRAME: ");
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Render();
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link=true;
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links.add_link(tag.value);
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strncpy(#line, tag.value, sizeof(line)-1);
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while (CheckForLineBreak()) {};
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Render();
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link=false;
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NewLine();
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}
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}
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void TWebBrowser::tag_a()
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{
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if (tag.opened)
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{
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if (tag.get_value_of("href")) && (!strstr(tag.value,"javascript:"))
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{
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link = true;
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links.add_link(tag.value);
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}
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} else {
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link = false;
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}
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}
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void TWebBrowser::tag_meta_xml()
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{
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if (custom_encoding == -1) if (tag.get_value_of("charset"))
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|| (tag.get_value_of("content")) || (tag.get_value_of("encoding"))
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{
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EDX = strrchr(tag.value, '=') + tag.value; //search in content=
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if (ESBYTE[EDX] == '"') EDX++;
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strlwr(EDX);
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if (streqrp(EDX,"utf-8")) || (streqrp(EDX,"utf8")) ChangeEncoding(CH_UTF8);
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else if (streqrp(EDX,"windows-1251")) || (streqrp(EDX,"windows1251")) ChangeEncoding(CH_CP1251);
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else if (streqrp(EDX,"dos")) || (streqrp(EDX,"cp-866")) ChangeEncoding(CH_CP866);
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else if (streqrp(EDX,"iso-8859-5")) || (streqrp(EDX,"iso8859-5")) ChangeEncoding(CH_ISO8859_5);
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else if (streqrp(EDX,"koi8-r")) || (streqrp(EDX,"koi8-u")) ChangeEncoding(CH_KOI8);
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}
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if (streq(tag.get_value_of("http-equiv"), "refresh")) && (tag.get_value_of("content")) {
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if (tag.value = strstri(tag.value, "url")) strcpy(#redirect, tag.value);
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}
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}
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void TWebBrowser::tag_code()
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{
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if (style.pre = tag.opened) {
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bg_colors.add(0xe4ffcb);
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} else {
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bg_colors.pop();
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}
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}
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void TWebBrowser::tag_ol_ul_dt()
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{
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char type = ESBYTE[#tag.name];
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style.tag_list.upd_level(tag.opened, type);
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switch(type)
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{
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case 'd':
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if (tag.opened) NewLine();
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break;
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case 'u':
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case 'o':
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if (!tag.opened) && (!style.pre) NewLine();
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}
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}
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void TWebBrowser::tag_li()
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{
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if (tag.opened) {
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if (!style.tag_list.level) style.tag_list.upd_level(1, 'u');
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if (!style.pre) NewLine();
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if (style.tag_list.order_type() == 'u') {
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strcpy(#line, "\31 ");
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draw_x = style.tag_list.level * 5 - 2 * list.font_w + left_gap;
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}
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if (style.tag_list.order_type() == 'o') {
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sprintf(#line, "%i. ", style.tag_list.inc_counter());
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draw_x = style.tag_list.level * 5 - 1 - strlen(#line) * list.font_w + left_gap;
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}
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}
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}
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void TWebBrowser::tag_hr()
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{
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EAX = 0x999999;
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if (tag.get_value_of("color")) GetColor(tag.value);
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$push eax;
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NewLine();
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$pop edi;
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draw_y += 10;
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canvas.DrawBar(5, draw_y - 1, list.w-10, 1, EDI);
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NewLine();
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draw_y += 10;
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return;
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}
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void TWebBrowser::tag_body()
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{
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t_body = tag.opened;
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if (tag.get_value_of("link")) link_color_default = GetColor(tag.value);
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if (tag.get_value_of("alink")) link_color_active = GetColor(tag.value);
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if (tag.get_value_of("text")) text_colors.set(0, GetColor(tag.value));
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if (tag.get_value_of("bgcolor")) {
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bg_colors.set(0, GetColor(tag.value));
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canvas.Fill(0, bg_colors.get(0));
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}
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// Autodetecting encoding if no encoding was set
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if (tag.opened) && (custom_encoding==-1) && (cur_encoding == CH_CP866) {
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if (strstr(bufpointer, "\208\190")) ChangeEncoding(CH_UTF8);
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else if (chrnum(bufpointer, '\246')>5) ChangeEncoding(CH_CP1251);
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}
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}
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void TWebBrowser::tag_q()
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{
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if (tag.opened) {
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AddCharToTheLine(' ');
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AddCharToTheLine('\"');
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} else {
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AddCharToTheLine('\"');
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AddCharToTheLine(' ');
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}
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}
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void TWebBrowser::tag_h1234_caption()
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{
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if (ESBYTE[#tag.name+1]=='4') {
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NewLine();
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NewLine();
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style.h = tag.opened;
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style.b = tag.opened;
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} else {
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style.h = tag.opened;
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if (tag.opened) {
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if (!style.pre) NewLine();
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draw_y += 10;
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list.SetFont(BASIC_CHAR_W*2, 14*2, 10011001b);
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list.item_h = BASIC_LINE_H * 2 - 2;
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if (tag.is("h1")) style.b = true;
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} else {
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if (tag.is("h1")) style.b = false;
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NewLine();
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list.SetFont(BASIC_CHAR_W, 14, 10011000b);
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style.cur_line_h = list.item_h = BASIC_LINE_H;
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}
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}
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}
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void TWebBrowser::tag_img()
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{
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char img_path[4096]=0;
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dword base64img;
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if (!tag.get_value_of("data-large-image"))
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if (!tag.get_value_of("data-src"))
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if (!tag.get_value_of("src")) return;
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if (streqrp(tag.value, "data:")) {
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if (!strstr(tag.value, "base64,")) goto NOIMG;
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EDX = EAX+7;
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if (ESBYTE[EDX]==' ') EDX++;
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base64img = malloc(strlen(EDX));
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base64_decode stdcall (EDX, base64img, strlen(EDX));
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img_decode stdcall (base64img, EAX, 0);
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$push eax
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free(base64img);
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$pop eax
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if (EAX) goto IMGOK; else goto NOIMG;
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}
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if (!strcmp(tag.value + strrchr(tag.value, '.'), "svg")) goto NOIMG;
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if (!strcmp(tag.value + strrchr(tag.value, '.'), "webp")) goto NOIMG;
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strlcpy(#img_path, tag.value, sizeof(img_path)-1);
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get_absolute_url(#img_path, history.current());
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if (check_is_the_adress_local(#img_path)) {
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img_from_file stdcall(#img_path);
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if (EAX) goto IMGOK; else goto NOIMG;
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}
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if (cache.has(#img_path)) {
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img_decode stdcall (cache.current_buf, cache.current_size, 0);
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if (EAX) goto IMGOK; else goto NOIMG;
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} else {
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img_url.add(#img_path);
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goto NOIMG;
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}
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IMGOK:
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if (RenderImage(EAX)) return;
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NOIMG:
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if (tag.get_value_of("title")) || (tag.get_value_of("alt")) {
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strncpy(#img_path, tag.value, sizeof(line)-3);
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sprintf(#line, "[%s]", #img_path);
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} else {
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if (streqrp(#img_path, "data:")) img_path=0;
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replace_char(#img_path, '?', NULL, strlen(#img_path));
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img_path[sizeof(line)-3] = '\0'; //prevent overflow in sprintf
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sprintf(#line, "[%s]", #img_path+strrchr(#img_path, '/'));
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line[50]= NULL;
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}
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while (CheckForLineBreak()) {};
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text_colors.add(0x9A6F29);
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style.image = true;
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Render();
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style.image = false;
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text_colors.pop();
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}
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unsigned tr_y;
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unsigned td_x, td_w;
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unsigned highest_td;
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int table_c=0;
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void TWebBrowser::tag_table()
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{
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if (tag.opened) table_c++; else table_c--;
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}
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void TWebBrowser::tag_tr()
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{
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if (table_c>1) return;
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//style.tr = tag.opened;
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NewLine();
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draw_w = list.w - left_gap;
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left_gap = BODY_MARGIN;
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td_w = 0;
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if (tag.opened) {
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tr_y = draw_y;
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} else {
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//draw_y = highest_td;
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}
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}
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void TWebBrowser::tag_td()
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{
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if (table_c>1) return;
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if (tag.opened) {
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NewLine();
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//highest_td = math.max(draw_y, tr_y);
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if (tag.get_value_of("width")) td_w = atoi(tag.value);
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draw_y = tr_y;
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draw_x = left_gap;
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debugval("td_w", td_w);
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if (td_w > 20) draw_w = td_w; else draw_w = list.w - left_gap;
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} else {
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left_gap += td_w;
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draw_w = list.w - left_gap;
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/*
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draw_w -= left_gap;
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if (left_gap < 0) left_gap = BODY_MARGIN;
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if (draw_w < 0) {
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left_gap = BODY_MARGIN;
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draw_w = list.w - left_gap;
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}
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debugval("left_gap", left_gap);
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*/
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}
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debugval("td_w", td_w);
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debugval("left_gap", left_gap);
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} |