Released version 6.1.3

textengines/mathml/mathml.pro

@@ -0,0 +1,78 @@
+################################################################
+# Qwt Widget Library
+# Copyright (C) 1997   Josef Wilgen
+# Copyright (C) 2002   Uwe Rathmann
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the Qwt License, Version 1.0
+################################################################
+
+message(The qwtmathml library contains code of the MML Widget from the Qt solutions package.)
+message(Beside the Qwt license you also have to take care of its license. )
+
+include( $${PWD}/../textengines.pri )
+
+TARGET    = $$qwtLibraryTarget(qwtmathml)
+QT       += xml
+
+greaterThan(QT_MAJOR_VERSION, 4) {
+
+    QT       += widgets
+}
+
+HEADERS = \
+    qwt_mathml_text_engine.h
+
+SOURCES = \
+    qwt_mathml_text_engine.cpp
+
+# qwt_mml_document.h/qwt_mml_document.cpp has been stripped down from
+# the mathml widgets offered in the Qt solutions package. 
+
+HEADERS += qwt_mml_document.h
+SOURCES += qwt_mml_document.cpp
+
+qwtmathmlspec.files  = qwtmathml.prf
+qwtmathmlspec.path  = $${QWT_INSTALL_FEATURES}
+
+INSTALLS += qwtmathmlspec
+
+CONFIG(lib_bundle) {
+
+    FRAMEWORK_HEADERS.version = Versions
+    FRAMEWORK_HEADERS.files   = qwt_mathml_text_engine.h
+    FRAMEWORK_HEADERS.path    = Headers
+    QMAKE_BUNDLE_DATA        += FRAMEWORK_HEADERS
+}
+else {
+
+    headers.files  = qwt_mathml_text_engine.h
+    headers.path   = $${QWT_INSTALL_HEADERS}
+    INSTALLS       += headers
+}
+
+contains(QWT_CONFIG, QwtPkgConfig) {
+
+    CONFIG     += create_pc create_prl no_install_prl
+
+    QMAKE_PKGCONFIG_NAME = qwtmathml
+    QMAKE_PKGCONFIG_DESCRIPTION = Qwt MathML renderer
+
+    QMAKE_PKGCONFIG_LIBDIR = $${QWT_INSTALL_LIBS}
+    QMAKE_PKGCONFIG_INCDIR = $${QWT_INSTALL_HEADERS}
+
+    # QMAKE_PKGCONFIG_DESTDIR is buggy, in combination
+    # with including pri files: better don't use it
+
+    greaterThan(QT_MAJOR_VERSION, 4) {
+
+        QMAKE_PKGCONFIG_REQUIRES = Qt5Gui Qt5Widgets Qt5Xml
+    }
+    else {
+
+        QMAKE_PKGCONFIG_REQUIRES = QtGui QtXml
+    }
+
+    QMAKE_DISTCLEAN += $${DESTDIR}/$${QMAKE_PKGCONFIG_NAME}.pc
+    QMAKE_DISTCLEAN += $${DESTDIR}/libqwtmathml.prl
+}

textengines/mathml/qtmmlwidget-license

@@ -0,0 +1,44 @@
+qwt_mml_document.h/qwt_mml_document.cpp have been stripped down from
+"MML Widget" package of the solutions package, that is distributed under
+the following licenses:
+
+-----------------------------------------------------------------
+Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+All rights reserved.
+Contact: Nokia Corporation (qt-info@nokia.com)
+
+Commercial Usage  
+Licensees holding valid Qt Commercial licenses may use this file in
+accordance with the Qt Solutions Commercial License Agreement provided
+with the Software or, alternatively, in accordance with the terms
+contained in a written agreement between you and Nokia.
+
+GNU Lesser General Public License Usage
+Alternatively, this file may be used under the terms of the GNU Lesser
+General Public License version 2.1 as published by the Free Software
+Foundation and appearing in the file LICENSE.LGPL included in the
+packaging of this file.  Please review the following information to
+ensure the GNU Lesser General Public License version 2.1 requirements
+will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+
+In addition, as a special exception, Nokia gives you certain
+additional rights. These rights are described in the Nokia Qt LGPL
+Exception version 1.1, included in the file LGPL_EXCEPTION.txt in this
+package.
+
+GNU General Public License Usage 
+Alternatively, this file may be used under the terms of the GNU
+General Public License version 3.0 as published by the Free Software
+Foundation and appearing in the file LICENSE.GPL included in the
+packaging of this file.  Please review the following information to
+ensure the GNU General Public License version 3.0 requirements will be
+met: http://www.gnu.org/copyleft/gpl.html.
+
+Please note Third Party Software included with Qt Solutions may impose
+additional restrictions and it is the user's responsibility to ensure
+that they have met the licensing requirements of the GPL, LGPL, or Qt
+Solutions Commercial license and the relevant license of the Third
+Party Software they are using.
+
+If you are unsure which license is appropriate for your use, please
+contact Nokia at qt-info@nokia.com.

textengines/mathml/qwt_mathml_text_engine.cpp

@@ -0,0 +1,132 @@
+/* -*- mode: C++ ; c-file-style: "stroustrup" -*- *****************************
+ * Qwt Widget Library
+ * Copyright (C) 1997   Josef Wilgen
+ * Copyright (C) 2003   Uwe Rathmann
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the Qwt License, Version 1.0
+ *****************************************************************************/
+
+// vim: expandtab
+
+#include <qstring.h>
+#include <qpainter.h>
+#include "qwt_mathml_text_engine.h"
+#include "qwt_mml_document.h"
+
+//! Constructor
+QwtMathMLTextEngine::QwtMathMLTextEngine()
+{
+}
+
+//! Destructor
+QwtMathMLTextEngine::~QwtMathMLTextEngine()
+{
+}
+
+/*!
+   Find the height for a given width
+
+   \param font Font of the text
+   \param flags Bitwise OR of the flags used like in QPainter::drawText
+   \param text Text to be rendered
+   \param width Width
+
+   \return Calculated height
+*/
+double QwtMathMLTextEngine::heightForWidth( const QFont& font, int flags,
+        const QString& text, double ) const
+{
+    return textSize( font, flags, text ).height();
+}
+
+/*!
+  Returns the size, that is needed to render text
+
+  \param font Font of the text
+  \param flags Bitwise OR of the flags used like in QPainter::drawText
+  \param text Text to be rendered
+
+  \return Caluclated size
+*/
+QSizeF QwtMathMLTextEngine::textSize( const QFont &font,
+    int flags, const QString& text ) const
+{
+    Q_UNUSED( flags );
+
+    static QString t;
+    static QSize sz;
+
+    if ( text != t )
+    {
+        QwtMathMLDocument doc;
+        doc.setContent( text );
+        doc.setBaseFontPointSize( font.pointSize() );
+
+        sz = doc.size();
+        t = text;
+    }
+
+    return sz;
+}
+
+/*!
+  Return margins around the texts
+
+  \param left Return 0
+  \param right Return 0
+  \param top Return 0
+  \param bottom Return 0
+*/
+void QwtMathMLTextEngine::textMargins( const QFont &, const QString &,
+    double &left, double &right, double &top, double &bottom ) const
+{
+    left = right = top = bottom = 0;
+}
+
+/*!
+   Draw the text in a clipping rectangle
+
+   \param painter Painter
+   \param rect Clipping rectangle
+   \param flags Bitwise OR of the flags like in for QPainter::drawText
+   \param text Text to be rendered
+*/
+void QwtMathMLTextEngine::draw( QPainter *painter, const QRectF &rect,
+    int flags, const QString& text ) const
+{
+    QwtMathMLDocument doc;
+    doc.setContent( text );
+    doc.setBaseFontPointSize( painter->font().pointSize() );
+
+    const QSizeF docSize = doc.size();
+
+    QPointF pos = rect.topLeft();
+    if ( rect.width() > docSize.width() )
+    {
+        if ( flags & Qt::AlignRight )
+            pos.setX( rect.right() - docSize.width() );
+        if ( flags & Qt::AlignHCenter )
+            pos.setX( rect.center().x() - docSize.width() / 2 );
+    }
+    if ( rect.height() > docSize.height() )
+    {
+        if ( flags & Qt::AlignBottom )
+            pos.setY( rect.bottom() - docSize.height() );
+        if ( flags & Qt::AlignVCenter )
+            pos.setY( rect.center().y() - docSize.height() / 2 );
+    }
+
+    doc.paint( painter, pos.toPoint() );
+}
+
+/*!
+  Test if a string can be rendered by QwtMathMLTextEngine
+
+  \param text Text to be tested
+  \return true, if text begins with "<math>".
+*/
+bool QwtMathMLTextEngine::mightRender( const QString &text ) const
+{
+    return text.trimmed().startsWith( "<math" );
+}

textengines/mathml/qwt_mathml_text_engine.h

@@ -0,0 +1,53 @@
+/* -*- mode: C++ ; c-file-style: "stroustrup" -*- *****************************
+ * Qwt Widget Library
+ * Copyright (C) 1997   Josef Wilgen
+ * Copyright (C) 2003   Uwe Rathmann
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the Qwt License, Version 1.0
+ *****************************************************************************/
+
+// vim: expandtab
+
+#ifndef QWT_MATHML_TEXT_ENGINE_H
+#define QWT_MATHML_TEXT_ENGINE_H 1
+
+#include "qwt_text_engine.h"
+
+/*!
+  \brief Text Engine for the MathML renderer of the Qt solutions package.
+
+  To enable MathML support the following code needs to be added to the
+  application:
+  \verbatim
+#include <qwt_mathml_text_engine.h>
+
+QwtText::setTextEngine(QwtText::MathMLText, new QwtMathMLTextEngine());
+  \endverbatim
+
+  \sa QwtTextEngine, QwtText::setTextEngine
+  \warning Unfortunately the MathML renderer doesn't support rotating of texts.
+*/
+
+class QWT_EXPORT QwtMathMLTextEngine: public QwtTextEngine
+{
+public:
+    QwtMathMLTextEngine();
+    virtual ~QwtMathMLTextEngine();
+
+    virtual double heightForWidth( const QFont &font, int flags,
+        const QString &text, double width ) const;
+
+    virtual QSizeF textSize( const QFont &font, int flags,
+                             const QString &text ) const;
+
+    virtual void draw( QPainter *painter, const QRectF &rect,
+        int flags, const QString &text ) const;
+
+    virtual bool mightRender( const QString & ) const;
+
+    virtual void textMargins( const QFont &, const QString &,
+        double &left, double &right, double &top, double &bottom ) const;
+};
+
+#endif

textengines/mathml/qwt_mml_document.h

@@ -0,0 +1,45 @@
+#ifndef _QWT_MML_DOCUMENT_H_
+#define _QWT_MML_DOCUMENT_H_ 1
+
+#include <qwt_global.h>
+#include <QString>
+
+class QPainter;
+class QPoint;
+
+class QwtMmlDocument;
+
+class QWT_EXPORT QwtMathMLDocument
+{
+public:
+    enum MmlFont
+    {
+        NormalFont,
+        FrakturFont,
+        SansSerifFont,
+        ScriptFont,
+        MonospaceFont,
+        DoublestruckFont
+    };
+
+    QwtMathMLDocument();
+    ~QwtMathMLDocument();
+
+    void clear();
+
+    bool setContent( QString text, QString *errorMsg = 0,
+                     int *errorLine = 0, int *errorColumn = 0 );
+    void paint( QPainter *p, const QPoint &pos ) const;
+    QSize size() const;
+
+    QString fontName( MmlFont type ) const;
+    void setFontName( MmlFont type, const QString &name );
+
+    int baseFontPointSize() const;
+    void setBaseFontPointSize( int size );
+
+private:
+    QwtMmlDocument *m_doc;
+};
+
+#endif

textengines/mathml/qwtmathml.prf

@@ -0,0 +1,29 @@
+################################################################
+# Qwt Widget Library
+# Copyright (C) 1997   Josef Wilgen
+# Copyright (C) 2002   Uwe Rathmann
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the Qwt License, Version 1.0
+################################################################
+
+include ( ./qwtconfig.pri )
+include ( ./qwtfunctions.pri )
+
+contains(QWT_CONFIG, QwtDll) {
+
+    DEFINES *= QWT_DLL
+}
+
+QT       *= xml
+
+contains(QWT_CONFIG, QwtFramework) {
+
+    INCLUDEPATH *= $${QWT_INSTALL_LIBS}/qwtmathml.framework/Headers
+}
+else {
+
+    INCLUDEPATH *= $${QWT_INSTALL_HEADERS}
+}
+
+qwtAddLibrary($${QWT_INSTALL_LIBS}, qwtmathml)