mirror of
https://github.com/jkriege2/JKQtPlotter.git
synced 2024-11-16 02:25:50 +08:00
165 lines
7.2 KiB
C++
165 lines
7.2 KiB
C++
|
/*
|
||
|
Copyright (c) 2008-2022 Jan W. Krieger (<jan@jkrieger.de>)
|
||
|
|
||
|
|
||
|
|
||
|
This software is free software: you can redistribute it and/or modify
|
||
|
it under the terms of the GNU Lesser General Public License (LGPL) as published by
|
||
|
the Free Software Foundation, either version 2.1 of the License, or
|
||
|
(at your option) any later version.
|
||
|
|
||
|
This program is distributed in the hope that it will be useful,
|
||
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||
|
GNU Lesser General Public License (LGPL) for more details.
|
||
|
|
||
|
You should have received a copy of the GNU Lesser General Public License (LGPL)
|
||
|
along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||
|
*/
|
||
|
|
||
|
|
||
|
|
||
|
#include "jkqtmathtext/nodes/jkqtmathtextinstructionnode.h"
|
||
|
#include "jkqtmathtext/jkqtmathtexttools.h"
|
||
|
#include "jkqtmathtext/jkqtmathtext.h"
|
||
|
#include "jkqtcommon/jkqtpcodestructuring.h"
|
||
|
#include "jkqtcommon/jkqtpstringtools.h"
|
||
|
#include <cmath>
|
||
|
#include <QFontMetricsF>
|
||
|
#include <QDebug>
|
||
|
#include <QFontDatabase>
|
||
|
#include <QFontInfo>
|
||
|
#include <QApplication>
|
||
|
#include <QFont>
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
JKQTMathTextInstruction1Node::JKQTMathTextInstruction1Node(JKQTMathText* _parent, const QString& name, JKQTMathTextNode* child, const QStringList& parameters):
|
||
|
JKQTMathTextNode(_parent)
|
||
|
{
|
||
|
this->name=name;
|
||
|
this->child=child;
|
||
|
this->parameters=parameters;
|
||
|
|
||
|
JKQTMathTextEnvironment ev;
|
||
|
if (!setupMTenvironment(ev)) {
|
||
|
parent->addToErrorList(QObject::tr("unknown instruction '%1' found!").arg(name));
|
||
|
}
|
||
|
}
|
||
|
|
||
|
JKQTMathTextInstruction1Node::~JKQTMathTextInstruction1Node() {
|
||
|
if (child!=nullptr) delete child;
|
||
|
}
|
||
|
|
||
|
QString JKQTMathTextInstruction1Node::getTypeName() const
|
||
|
{
|
||
|
return QLatin1String("MTinstruction1Node(")+name+")";
|
||
|
}
|
||
|
|
||
|
void JKQTMathTextInstruction1Node::getSizeInternal(QPainter& painter, JKQTMathTextEnvironment currentEv, double& width, double& baselineHeight, double& overallHeight, double& strikeoutPos, const JKQTMathTextNodeSize* /*prevNodeSize*/) {
|
||
|
JKQTMathTextEnvironment ev=currentEv;
|
||
|
|
||
|
setupMTenvironment(ev);
|
||
|
|
||
|
child->getSize(painter, ev, width, baselineHeight, overallHeight, strikeoutPos);
|
||
|
if (name=="colorbox" || name=="fbox" || name=="boxed") {
|
||
|
QFontMetricsF fm(ev.getFont(parent));
|
||
|
double xw=fm.boundingRect("x").width();
|
||
|
width+=xw;
|
||
|
overallHeight+=xw;
|
||
|
baselineHeight+=xw/2.0;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
double JKQTMathTextInstruction1Node::draw(QPainter& painter, double x, double y, JKQTMathTextEnvironment currentEv, const JKQTMathTextNodeSize* /*prevNodeSize*/) {
|
||
|
doDrawBoxes(painter, x, y, currentEv);
|
||
|
JKQTMathTextEnvironment ev=currentEv;
|
||
|
|
||
|
setupMTenvironment(ev);
|
||
|
|
||
|
QPen oldPen=painter.pen();
|
||
|
double shiftX=0;
|
||
|
if (name=="colorbox" || name=="fbox" || name=="boxed") {
|
||
|
QColor fcol=currentEv.color;
|
||
|
if (name=="colorbox") fcol=QColor(parameters.value(0, ev.color.name()));
|
||
|
//qDebug()<<"COLOR="<<fcol;
|
||
|
double width, baselineHeight, overallHeight, strikeoutPos;
|
||
|
child->getSize(painter, currentEv, width, baselineHeight, overallHeight, strikeoutPos);
|
||
|
QPen p=painter.pen();
|
||
|
QFontMetricsF fm(currentEv.getFont(parent));
|
||
|
double xw=fm.boundingRect("x").width();
|
||
|
p.setColor(fcol);
|
||
|
painter.setPen(p);
|
||
|
painter.drawRect(QRectF(x,y-baselineHeight-xw/2,width+xw,overallHeight+xw));
|
||
|
shiftX=xw/2.0;
|
||
|
}
|
||
|
|
||
|
double xnew= child->draw(painter, x+shiftX, y, ev);
|
||
|
painter.setPen(oldPen);
|
||
|
return xnew;
|
||
|
}
|
||
|
|
||
|
bool JKQTMathTextInstruction1Node::toHtml(QString &html, JKQTMathTextEnvironment currentEv, JKQTMathTextEnvironment defaultEv) {
|
||
|
JKQTMathTextEnvironment ev=currentEv;
|
||
|
|
||
|
setupMTenvironment(ev);
|
||
|
|
||
|
return child->toHtml(html, ev, defaultEv);
|
||
|
}
|
||
|
|
||
|
void JKQTMathTextInstruction1Node::setDrawBoxes(bool draw)
|
||
|
{
|
||
|
drawBoxes=draw;
|
||
|
child->setDrawBoxes(draw);
|
||
|
}
|
||
|
|
||
|
JKQTMathTextNode *JKQTMathTextInstruction1Node::getChild() const {
|
||
|
return this->child;
|
||
|
}
|
||
|
|
||
|
QString JKQTMathTextInstruction1Node::getName() const {
|
||
|
return this->name;
|
||
|
}
|
||
|
|
||
|
QStringList JKQTMathTextInstruction1Node::getParameters() const {
|
||
|
return this->parameters;
|
||
|
}
|
||
|
|
||
|
bool JKQTMathTextInstruction1Node::setupMTenvironment(JKQTMathTextEnvironment &ev)
|
||
|
{
|
||
|
if (name=="bf" || name=="textbf" || name=="mathbf") ev.bold=true;
|
||
|
else if (name=="em") ev.italic=!ev.italic;
|
||
|
else if (name=="it" || name=="textit" || name=="mathit") ev.italic=true;
|
||
|
else if (name=="textcolor" || name=="mathcolor" || name=="color") ev.color=QColor(parameters.value(0, ev.color.name()));
|
||
|
else if (name=="ensuremath" || name=="equation") { ev.italic=true; ev.insideMath=true; }
|
||
|
else if (name=="sc" || name=="textsc" || name=="mathsc") ev.smallCaps=true;
|
||
|
else if (name=="ul" || name=="underline" || name=="underlined") ev.underlined=true;
|
||
|
else if (name=="ol" || name=="overline" || name=="overlined") ev.overline=true;
|
||
|
else if (name=="strike") ev.strike=true;
|
||
|
else if (name=="rm" || name=="textrm") { ev.font=JKQTMathTextEnvironmentFont::MTEroman; ev.italic=false; }
|
||
|
else if (name=="mathrm" || name=="unit" || name=="operatorname") { ev.font=JKQTMathTextEnvironmentFont::MTEroman; ev.italic=false; }
|
||
|
else if (name=="mathbfit" || name=="bfit" || name=="textbfit") { ev.bold=true; ev.italic=true; }
|
||
|
else if (name=="text" || name=="mbox" || name=="ensuretext") { ev.insideMath=false; ev.font=JKQTMathTextEnvironmentFont::MTEroman; ev.italic=false; }
|
||
|
else if (name=="mat") { ev.font=JKQTMathTextEnvironmentFont::MTEroman; ev.italic=false; ev.bold=true; }
|
||
|
else if (name=="cal" || name=="textcal" || name=="mathcal") { ev.font=JKQTMathTextEnvironmentFont::MTEcaligraphic; ev.italic=false; }
|
||
|
else if (name=="fcal" || name=="textfcal" || name=="mathfcal") { ev.font=JKQTMathTextEnvironmentFont::MTEcaligraphic; ev.bold=true; }
|
||
|
else if (name=="frak" || name=="textfrak" || name=="mathfrak") { ev.font=JKQTMathTextEnvironmentFont::MTEfraktur; ev.italic=false; }
|
||
|
else if (name=="ffrak" || name=="textffrak" || name=="mathffrak") { ev.font=JKQTMathTextEnvironmentFont::MTEfraktur; ev.bold=true; }
|
||
|
else if (name=="bb" || name=="textbb" || name=="mathbb") { ev.font=JKQTMathTextEnvironmentFont::MTEblackboard; ev.italic=false; }
|
||
|
else if (name=="tt" || name=="texttt" || name=="mathtt") { ev.font=JKQTMathTextEnvironmentFont::MTEtypewriter; ev.italic=false; }
|
||
|
else if (name=="sf" || name=="textsf" || name=="mathsf") { ev.font=JKQTMathTextEnvironmentFont::MTEsans; ev.italic=false; }
|
||
|
else if (name=="sfit" || name=="textsfit" || name=="mathsfit") { ev.font=JKQTMathTextEnvironmentFont::MTEsans; ev.italic=true; }
|
||
|
else if (name=="script" || name=="scr" || name=="textscript" || name=="textscr" || name=="mathscript" || name=="mathscr") { ev.font=JKQTMathTextEnvironmentFont::MTEscript; ev.italic=false; }
|
||
|
else if (name=="fscript" || name=="fscr" || name=="textfscript" || name=="textfscr" || name=="mathfscript" || name=="mathfscr") { ev.font=JKQTMathTextEnvironmentFont::MTEscript; ev.bold=true; ev.italic=false; }
|
||
|
else if (name=="displaystyle") { ev.fontSize=ev.fontSize/0.8; }
|
||
|
else if (name=="scriptstyle") { ev.fontSize=ev.fontSize*0.8; }
|
||
|
else if (name=="scriptscriptstyle") { ev.fontSize=ev.fontSize*0.8*0.8; }
|
||
|
else {
|
||
|
return false;
|
||
|
}
|
||
|
|
||
|
return true;
|
||
|
}
|