Adding upstream version 4:24.2.0.upstream/4%24.2.0

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 239 insertions, 0 deletions

diff --git a/starmath/inc/mathml/export.hxx b/starmath/inc/mathml/export.hxx
new file mode 100644
index 0000000000..08d3f92d06
--- /dev/null
+++ b/starmath/inc/mathml/export.hxx
@@ -0,0 +1,239 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#pragma once
+
+// Our mathml
+#include "element.hxx"
+
+// Xml tools
+#include <utility>
+#include <xmloff/xmlnamespace.hxx>
+#include <xmloff/xmlexp.hxx>
+#include <xmloff/xmltoken.hxx>
+
+// Extras
+#include <com/sun/star/io/XOutputStream.hpp>
+
+class SfxMedium;
+class SmDocShell;
+class SmModel;
+
+class SmMLExportWrapper
+{
+private:
+    // Model
+    rtl::Reference<SmModel> m_xModel;
+    // Save as a flat document ( mml, fodf ... )
+    bool m_bFlat;
+    // Use html / mathml entities
+    bool m_bUseHTMLMLEntities;
+    // Mathmml tree to parse
+    SmMlElement* m_pElementTree;
+    // Export xmlns tag
+    bool m_bUseExportTag;
+
+public:
+    /** Set's the writer to export to flat document
+     */
+    void setFlat(bool bFlat) { m_bFlat = bFlat; }
+
+    /** Checks if the writer is set to export to flat document
+     */
+    bool getFlat() const { return m_bFlat; }
+
+    /** Checks the use of HTML / MathML entities such as &infinity;
+     */
+    void setUseHTMLMLEntities(bool bUseHTMLMLEntities)
+    {
+        m_bUseHTMLMLEntities = bUseHTMLMLEntities;
+    }
+
+    /** Activates the use of HTML / MathML entities such as &infinity;
+     */
+    bool getUseHTMLMLEntities() const { return m_bUseHTMLMLEntities; }
+
+    /** Get's if xmlns field is added
+     */
+    bool getUseExportTag() const { return m_bUseExportTag; }
+
+    /** Set's if xmlns field is added
+     */
+    void setUseExportTag(bool bUseExportTag) { m_bUseExportTag = bUseExportTag; }
+
+public:
+    explicit SmMLExportWrapper(rtl::Reference<SmModel> xRef)
+        : m_xModel(std::move(xRef))
+        , m_bFlat(true)
+        , m_bUseHTMLMLEntities(false)
+        , m_pElementTree(nullptr)
+        , m_bUseExportTag(false)
+    {
+    }
+
+    /** Export to an archive
+      */
+    bool Export(SfxMedium& rMedium);
+
+    /** Just export a mathml tree
+      */
+    OUString Export(SmMlElement* pElementTree);
+
+    // Making this protected we can keep it from getting trash as input
+protected:
+    /** export through an XML exporter component (output stream version)
+        */
+    bool WriteThroughComponentOS(const css::uno::Reference<css::io::XOutputStream>& xOutputStream,
+                                 const css::uno::Reference<css::lang::XComponent>& xComponent,
+                                 css::uno::Reference<css::uno::XComponentContext> const& rxContext,
+                                 css::uno::Reference<css::beans::XPropertySet> const& rPropSet,
+                                 const char16_t* pComponentName, int_fast16_t nSyntaxVersion);
+
+    /** export through an XML exporter component (storage version)
+      */
+    bool WriteThroughComponentS(const css::uno::Reference<css::embed::XStorage>& xStor,
+                                const css::uno::Reference<css::lang::XComponent>& xComponent,
+                                const char16_t* pStreamName,
+                                css::uno::Reference<css::uno::XComponentContext> const& rxContext,
+                                css::uno::Reference<css::beans::XPropertySet> const& rPropSet,
+                                const char16_t* pComponentName, int_fast16_t nSyntaxVersion);
+
+    /** export through an XML exporter component (memory stream version)
+      */
+    OUString
+    WriteThroughComponentMS(const css::uno::Reference<css::lang::XComponent>& xComponent,
+                            css::uno::Reference<css::uno::XComponentContext> const& rxContext,
+                            css::uno::Reference<css::beans::XPropertySet> const& rPropSet);
+};
+
+class SmMLExport final : public SvXMLExport
+{
+private:
+    SmMlElement* m_pElementTree;
+    bool m_bSuccess;
+    bool m_bUseExportTag;
+
+public:
+    /** Everything was allright
+     */
+    bool getSuccess() const { return m_bSuccess; }
+
+    /** Get's if xmlns field is added
+     */
+    bool getUseExportTag() const { return m_bUseExportTag; }
+
+    /** Set's if xmlns field is added
+     */
+    void setUseExportTag(bool bUseExportTag) { m_bUseExportTag = bUseExportTag; }
+
+    /** Set's the element tree to be exported.
+      * If it isn't nullptr the this will be exported instead of the document
+     */
+    void setElementTree(SmMlElement* pElementTree) { m_pElementTree = pElementTree; }
+
+private:
+    /** Adds an element
+      */
+    SvXMLElementExport* createElementExport(xmloff::token::XMLTokenEnum nElement)
+    {
+        // We can't afford to ignore white spaces. They are part of the code.
+        return new SvXMLElementExport(*this, XML_NAMESPACE_MATH, nElement, false, false);
+    }
+
+    /** Adds an attribute
+      */
+    void addAttribute(xmloff::token::XMLTokenEnum pAttribute,
+                      xmloff::token::XMLTokenEnum pAttributeValue)
+    {
+        AddAttribute(XML_NAMESPACE_MATH, pAttribute, pAttributeValue);
+    }
+
+    /** Adds an attribute
+      */
+    void addAttribute(xmloff::token::XMLTokenEnum pAttribute, const OUString& pAttributeValue)
+    {
+        AddAttribute(XML_NAMESPACE_MATH, pAttribute, pAttributeValue);
+    }
+
+public:
+    /** Exports an attribute of type "length"
+     */
+    void exportMlAttributeLength(xmloff::token::XMLTokenEnum pAttribute,
+                                 const SmLengthValue& aLengthValue);
+
+    /** Exports attributes of an element
+      */
+    void exportMlAttributes(const SmMlElement* pMlElement);
+
+    /** Exports an element and all it's attributes
+      */
+    SvXMLElementExport* exportMlElement(const SmMlElement* pMlElement);
+
+    /** Exports an element tree
+      */
+    void exportMlElementTree();
+
+    /** Handles an error on the mathml structure
+     */
+    void declareMlError();
+
+public:
+    /** Constructor
+     */
+    SmMLExport(const css::uno::Reference<css::uno::XComponentContext>& rContext,
+               OUString const& implementationName, SvXMLExportFlags nExportFlags);
+
+private:
+    /** Get's document shell
+     */
+    SmDocShell* getSmDocShell();
+
+public:
+    /** Exports auto styles
+     * However math doesn't have any
+     */
+    void ExportAutoStyles_() override {}
+
+    /** Exports master styles
+     * However math doesn't have any
+     */
+    void ExportMasterStyles_() override {}
+
+    /** Exports formula
+     * Handler used from exportDoc
+     */
+    void ExportContent_() override { exportMlElementTree(); };
+
+    /** Exports the document
+     * If m_pElementTree isn't null then exports m_pElementTree
+    */
+    ErrCode exportDoc(enum ::xmloff::token::XMLTokenEnum eClass
+                      = ::xmloff::token::XML_TOKEN_INVALID) override;
+
+    /** Get's view settings and prepares them to export
+     */
+    virtual void GetViewSettings(css::uno::Sequence<css::beans::PropertyValue>& aProps) override;
+
+    /** Get's configuration settings and prepares them to export
+     */
+    virtual void
+    GetConfigurationSettings(css::uno::Sequence<css::beans::PropertyValue>& aProps) override;
+};
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */