diff options
Diffstat (limited to 'src/util.cpp')
-rw-r--r-- | src/util.cpp | 120 |
1 files changed, 119 insertions, 1 deletions
diff --git a/src/util.cpp b/src/util.cpp index 304f9e7..b9c87b2 100644 --- a/src/util.cpp +++ b/src/util.cpp @@ -21,7 +21,7 @@ qreal bezierInterpolate(qreal dist, qreal c0, qreal c1, qreal c2, qreal c3) { qreal distp = 1 - dist; - return (distp*distp*distp) * c0 + + return (distp*distp*distp) * c0 + 3 * (distp*distp) * dist * c1 + 3 * (dist*dist) * distp * c2 + (dist*dist*dist) * c3; @@ -80,3 +80,121 @@ QString floatToString(qreal f) { else return QString::number(f); } + +static QList<QString> texConstantNames; +static QList<QString> texConstantCodes; +static QList<QString> texModifierNames; + + +void initTexConstants() { + texConstantNames + << "\\alpha" + << "\\beta" + << "\\gamma" + << "\\delta" + << "\\epsilon" + << "\\zeta" + << "\\eta" + << "\\theta" + << "\\iota" + << "\\kappa" + << "\\lambda" + << "\\mu" + << "\\nu" + << "\\xi" + << "\\pi" + << "\\rho" + << "\\sigma" + << "\\tau" + << "\\upsilon" + << "\\phi" + << "\\chi" + << "\\psi" + << "\\omega" + << "\\Gamma" + << "\\Delta" + << "\\Theta" + << "\\Lambda" + << "\\Xi" + << "\\Pi" + << "\\Sigma" + << "\\Upsilon" + << "\\Phi" + << "\\Psi" + << "\\Omega" + << "\\pm" + << "\\to" + << "\\Rightarrow" + << "\\Leftrightarrow" + << "\\forall" + << "\\partial" + << "\\exists" + << "\\emptyset" + << "\\nabla" + << "\\in" + << "\\notin" + << "\\prod" + << "\\sum" + << "\\surd" + << "\\infty" + << "\\wedge" + << "\\vee" + << "\\cap" + << "\\cup" + << "\\int" + << "\\approx" + << "\\neq" + << "\\equiv" + << "\\leq" + << "\\geq" + << "\\subset" + << "\\supset" + << "\\cdot" + << "\\ldots"; + + texConstantCodes << + "\u03b1" << "\u03b2" << "\u03b3" << "\u03b4" << "\u03b5" << "\u03b6" << "\u03b7" << + "\u03b8" << "\u03b9" << "\u03ba" << "\u03bb" << "\u03bc" << "\u03bd" << "\u03be" << + "\u03c0" << "\u03c1" << "\u03c3" << "\u03c4" << "\u03c5" << "\u03c6" << "\u03c7" << + "\u03c8" << "\u03c9" << "\u0393" << "\u0394" << "\u0398" << "\u039b" << "\u039e" << + "\u03a0" << "\u03a3" << "\u03a5" << "\u03a6" << "\u03a8" << "\u03a9" << + + "\u00b1" << "\u2192" << "\u21d2" << "\u21d4" << "\u2200" << "\u2202" << "\u2203" << + "\u2205" << "\u2207" << "\u2208" << "\u2209" << "\u220f" << "\u2211" << "\u221a" << + "\u221e" << "\u2227" << "\u2228" << "\u2229" << "\u222a" << "\u222b" << "\u2248" << + "\u2260" << "\u2261" << "\u2264" << "\u2265" << "\u2282" << "\u2283" << "\u22c5" << + "\u2026"; + + texModifierNames + << "\\tiny" + << "\\scriptsize" + << "\\footnotesize" + << "\\small" + << "\\normalsize" + << "\\large" + << "\\Large" + << "\\LARGE" + << "\\huge" + << "\\Huge"; +} + +QString replaceTexConstants(QString s) { + QString s1 = s; + for (int i = 0; i < texConstantNames.length(); ++i) { + s1 = s1.replace(texConstantNames[i], texConstantCodes[i]); + } + + for (int i = 0; i < texModifierNames.length(); ++i) { + s1 = s1.replace(texModifierNames[i], ""); + } + + if (s1.startsWith('$') && s1.endsWith('$')) { + s1 = s1.mid(1, s1.length()-2); + } + + return s1; +} + + + + |