C++ LaTeXFeatures::runparams方法代码示例

void InsetMathUnderset::validate(LaTeXFeatures & features) const
{
	if (features.runparams().isLaTeX())
		features.require("amsmath");
	else if (features.runparams().math_flavor == OutputParams::MathAsHTML)
		features.addPreambleSnippet("<style type=\"text/css\">\n"
			"span.underset{display: inline-block; vertical-align: top; text-align:center;}\n"
			"span.underset span {display: block;}\n"
			"span.bottom{font-size: 66%;}\n"
			"</style>");

	InsetMathNest::validate(features);
}

void InsetMathBinom::validate(LaTeXFeatures & features) const
{
	if (features.runparams().isLaTeX()) {
		if (kind_ == BINOM)
			features.require("binom");
		if (kind_ == DBINOM || kind_ == TBINOM)
			features.require("amsmath");
	} else if (features.runparams().math_flavor == OutputParams::MathAsHTML)
		features.addPreambleSnippet("<style type=\"text/css\">\n"
			"span.binom{display: inline-block; vertical-align: bottom; text-align:center;}\n"
			"span.binom span{display: block;}\n"
			"span.binomdelim{font-size: 2em;}\n"
			"</style>");
	InsetMathNest::validate(features);
}

void InsetRef::validate(LaTeXFeatures & features) const
{
	string const cmd = getCmdName();
	if (cmd == "vref" || cmd == "vpageref")
		features.require("varioref");
	else if (cmd == "formatted") {
		docstring const data = getEscapedLabel(features.runparams());
		docstring label;
		docstring prefix;
		string const fcmd = to_utf8(getFormattedCmd(data, label, prefix));
		if (buffer().params().use_refstyle) {
			features.require("refstyle");
			if (prefix == "cha")
				features.addPreambleSnippet("\\let\\charef=\\chapref");
			else if (!prefix.empty()) {
				string lcmd = "\\AtBeginDocument{\\providecommand" + 
						fcmd + "[1]{\\ref{" + to_utf8(prefix) + ":#1}}}";
				features.addPreambleSnippet(lcmd);
			}
		} else {
			features.require("prettyref");
			// prettyref uses "cha" for chapters, so we provide a kind of
			// translation.
			if (prefix == "chap")
				features.addPreambleSnippet("\\let\\[email protected]=\\[email protected]");
		}
	} else if (cmd == "eqref" && !buffer().params().use_refstyle)
		// with refstyle, we simply output "(\ref{label})"
		features.require("amsmath");
	else if (cmd == "nameref")
		features.require("nameref");
}

// ideas borrowed from the eLyXer code
void InsetMathDecoration::validate(LaTeXFeatures & features) const
{
    if (features.runparams().math_flavor == OutputParams::MathAsHTML) {
        string const name = to_utf8(key_->name);
        if (name == "bar") {
            features.addPreambleSnippet("<style type=\"text/css\">\n"
                                        "span.overbar{border-top: thin black solid;}\n"
                                        "</style>");
        } else if (name == "underbar" || name == "underline") {
            features.addPreambleSnippet("<style type=\"text/css\">\n"
                                        "span.underbar{border-bottom: thin black solid;}\n"
                                        "</style>");
        } else {
            features.addPreambleSnippet("<style type=\"text/css\">\n"
                                        "span.symbolpair{display: inline-block; text-align:center;}\n"
                                        "span.symontop{vertical-align: top;}\n"
                                        "span.symonbot{vertical-align: bottom;}\n"
                                        "span.symbolpair span{display: block;}\n"
                                        "span.symbol{height: 0.5ex;}\n"
                                        "</style>");
        }
    } else {
        if (!key_->requires.empty())
            features.require(to_utf8(key_->requires));
    }
    InsetMathNest::validate(features);
}

void InsetMathBig::validate(LaTeXFeatures & features) const
{
	if (features.runparams().math_flavor == OutputParams::MathAsHTML)
		features.addCSSSnippet(
			"span.bigsymbol{font-size: 150%;}\n"
			"span.biggsymbol{font-size: 200%;}\n"
			"span.bigggsymbol{font-size: 225%;}");
}

void InsetMathSqrt::validate(LaTeXFeatures & features) const
{
	if (features.runparams().math_flavor == OutputParams::MathAsHTML)
		features.addPreambleSnippet("<style type=\"text/css\">\n"
			"span.sqrtof{border-top: thin solid black;}\n"
			"</style>");
	InsetMathNest::validate(features);
}

void InsetMathBig::validate(LaTeXFeatures & features) const
{
	if (features.runparams().math_flavor == OutputParams::MathAsHTML)
		features.addPreambleSnippet("<style type=\"text/css\">\n"
			"span.bigsymbol{font-size: 150%;}\n"
			"span.biggsymbol{font-size: 200%;}\n"
			"span.bigggsymbol{font-size: 225%;}\n"
			"</style>");
}

void InsetMathCases::validate(LaTeXFeatures & features) const
{
	features.require("amsmath");
	InsetMathGrid::validate(features);
	if (features.runparams().math_flavor == OutputParams::MathAsHTML)
		// CSS based on eLyXer's
		features.addCSSSnippet(
			"table.cases{display: inline-block; text-align: center;"
			"border-left: thin solid black; vertical-align: middle; padding-left: 0.5ex;}\n"
			"table.cases td {text-align: left;}");
}

void BufferEncodings::validate(char_type c, LaTeXFeatures & features, bool for_mathed)
{
	CharInfo const & ci = Encodings::unicodeCharInfo(c);
	if (ci.isUnicodeSymbol()) {
		// In mathed, c could be used both in textmode and mathmode
		docstring const textcommand = ci.textcommand();
		bool const math_mode = for_mathed && isMathCmd(c);
		bool const use_math = math_mode ||
		                      (!for_mathed && textcommand.empty());
		bool const use_text = (for_mathed && isTextCmd(c)) ||
		                      (!for_mathed && !textcommand.empty());
		bool const plain_utf8 = (features.runparams().encoding->name() == "utf8-plain");
		bool const unicode_math = (features.isRequired("unicode-math")
			&& features.isAvailable("unicode-math"));
		// with utf8-plain, we only load packages when in mathed (see #7766)
		// and if we do not use unicode-math
		if ((math_mode && !unicode_math)
		     || (use_math && !plain_utf8)) {
			string const mathpreamble = ci.mathpreamble();
			if (!mathpreamble.empty()) {
				if (ci.mathfeature()) {
					string feats = mathpreamble;
					while (!feats.empty()) {
						string feat;
						feats = split(feats, feat, ',');
						features.require(feat);
					}
				} else
					features.addPreambleSnippet(mathpreamble);
			}
		}
		// with utf8-plain, we do not load packages (see #7766)
		if (use_text && !plain_utf8) {
			string const textpreamble = ci.textpreamble();
			if (!textpreamble.empty()) {
				if (ci.textfeature()) {
					string feats = textpreamble;
					while (!feats.empty()) {
						string feat;
						feats = split(feats, feat, ',');
						features.require(feat);
					}
				} else
					features.addPreambleSnippet(textpreamble);
			}
		}
	}
	if (for_mathed && isMathSym(c)) {
		features.require("amstext");
		features.require("lyxmathsym");
	}
}

void InsetMathSymbol::validate(LaTeXFeatures & features) const
{
	// this is not really the ideal place to do this, but we can't
	// validate in InsetMathExInt.
	if (features.runparams().math_flavor == OutputParams::MathAsHTML
	    && sym_->name == from_ascii("int")) {
		features.addCSSSnippet(
			"span.limits{display: inline-block; vertical-align: middle; text-align:center; font-size: 75%;}\n"
			"span.limits span{display: block;}\n"
			"span.intsym{font-size: 150%;}\n"
			"sub.limit{font-size: 75%;}\n"
			"sup.limit{font-size: 75%;}");
	} else {
		if (!sym_->requires.empty())
			features.require(sym_->requires);
	}
}

void InsetNote::validate(LaTeXFeatures & features) const
{
	switch (params_.type) {
	case InsetNoteParams::Comment:
		features.require("verbatim");
		if (features.runparams().flavor == OutputParams::HTML)
			// we do output this but set display to "none" by default,
			// but people might want to use it.
			InsetCollapsable::validate(features);
		break;
	case InsetNoteParams::Greyedout:
		features.require("color");
		features.require("lyxgreyedout");
		InsetCollapsable::validate(features);
		break;
	case InsetNoteParams::Note:
		break;
	}
}