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added some convenience functions and docufix

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jkriege2 2022-08-07 17:41:27 +02:00
parent 06db6633e7
commit b872fda7f9
1 changed files with 14 additions and 3 deletions
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17
lib/jkqtmathtext/jkqtmathtexttools.h
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@ -41,6 +41,7 @@
#include <QLabel>
#include <QHash>
#include <QPainterPath>
#include <QtMath>
class JKQTMathText; // forward
@ -156,8 +157,8 @@ enum JKQTMathTextBraceType {
MTBTFloorBracket, /*!< \brief floor brackets \image html jkqtmathtext/jkqtmathtext_brace_floor.png */
MTBTDoubleLine, /*!< \brief double-line brackets (norm ||...||) \image html jkqtmathtext/jkqtmathtext_brace_dblline.png */
MTBTSingleLine, /*!< \brief single-line brackets (abs |...|) \image html jkqtmathtext/jkqtmathtext_brace_oneline.png */
MTBTTopCorner, /*!< \brief top-corner brackets \image html jkqtmathtext/jkqtmathtext_brace_topcorner.png */
MTBTBottomCorner, /*!< \brief bottom-corner brackets \image html jkqtmathtext/jkqtmathtext_brace_bottomcorner.png */
MTBTTopCorner, /*!< \brief top-corner brackets \image html jkqtmathtext/jkqtmathtext_brace_ulcorner.png */
MTBTBottomCorner, /*!< \brief bottom-corner brackets \image html jkqtmathtext/jkqtmathtext_brace_llcorner.png */
MTBTNone, /*!< \brief no bracket */
MTBTAny, /*!< \brief any bracket, used by JKQTMathText::parseLatexString() */
MTBTUnknown /*!< \brief an unknown tokenName presented to TokenName2JKQTMathTextBraceType() */
@ -281,12 +282,16 @@ struct JKQTMATHTEXT_LIB_EXPORT JKQTMathTextEnvironment {
/** \brief generate a HTML prefix that formats the text after it according to the settings in this object
*
* \param defaultEv environment before applying the current object (to detect changes)
* \param parentMathText the JKQTMathText object currently in use (used to e.g. look up font names)
*
* \see toHtmlAfter()
*/
QString toHtmlStart(JKQTMathTextEnvironment defaultEv, JKQTMathText *parentMathText) const;
/** \brief generate a HTML postfix that formats the text in front of it according to the settings in this object
*
* \param defaultEv environment before applying the current object (to detect changes)
* \param parentMathText the JKQTMathText object currently in use (used to e.g. look up font names)
*
* \see toHtmlAfter()
*/
QString toHtmlAfter(JKQTMathTextEnvironment defaultEv, JKQTMathText *parentMathText) const;
@ -305,6 +310,12 @@ struct JKQTMATHTEXT_LIB_EXPORT JKQTMathTextNodeSize {
double overallHeight;
/** \brief strikeoutPos of whole block */
double strikeoutPos;
/** \brief calculate the descent */
inline double getDescent() const { return overallHeight-baselineHeight; }
/** \brief calculate the overall size in floating-point precision */
inline QSizeF getSize() const { return QSizeF(width, overallHeight); }
/** \brief calculate the overall size in floating-point precision */
inline QSize getIntSize() const { return QSize(qCeil(width), qCeil(overallHeight)); }
};
/** \brief summarizes all information available on a font for a specific MTenvironmentFont
@ -335,7 +346,7 @@ struct JKQTMATHTEXT_LIB_EXPORT JKQTMathTextFontDefinition {
* \param lineWidthShrinkFactor the width of the tips is lineWidth reduced by this factor
* \param lineWidthGrowFactor the width of the horizontal bars is increased by this factor from lineWidth
*/
JKQTMATHTEXT_LIB_EXPORT QPainterPath JKQTMathTextMakeHBracePath(double x, double ybrace, double width, double bw, double lineWidth, double cubicshrink=0.5, double cubiccontrolfac=0.3, double lineWidthShrinkFactor=0.3, double lineWidthGrowFactor=0.9);
JKQTMATHTEXT_LIB_EXPORT QPainterPath JKQTMathTextMakeHBracePath(double x, double ybrace, double width, double bw, double lineWidth, double cubicshrink=0.5, double cubiccontrolfac=0.3, double lineWidthShrinkFactor=0.6, double lineWidthGrowFactor=0.9);
/** \brief create a QPainterPath for drawing horizontal arrows