Issue #118: Move compiler and draw space controller

Pdf4QtLibCore/sources/pdftextlayoutgenerator.h

@@ -0,0 +1,55 @@
+//    Copyright (C) 2023 Jakub Melka
+//
+//    This file is part of PDF4QT.
+//
+//    PDF4QT is free software: you can redistribute it and/or modify
+//    it under the terms of the GNU Lesser General Public License as published by
+//    the Free Software Foundation, either version 3 of the License, or
+//    with the written consent of the copyright owner, any later version.
+//
+//    PDF4QT 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 for more details.
+//
+//    You should have received a copy of the GNU Lesser General Public License
+//    along with PDF4QT.  If not, see <https://www.gnu.org/licenses/>.
+
+#include "pdfpagecontentprocessor.h"
+
+namespace pdf
+{
+
+class PDFTextLayoutGenerator : public PDFPageContentProcessor
+{
+    using BaseClass = PDFPageContentProcessor;
+
+public:
+    explicit PDFTextLayoutGenerator(PDFRenderer::Features features,
+                                    const PDFPage* page,
+                                    const PDFDocument* document,
+                                    const PDFFontCache* fontCache,
+                                    const PDFCMS* cms,
+                                    const PDFOptionalContentActivity* optionalContentActivity,
+                                    QTransform pagePointToDevicePointMatrix,
+                                    const PDFMeshQualitySettings& meshQualitySettings) :
+        BaseClass(page, document, fontCache, cms, optionalContentActivity, pagePointToDevicePointMatrix, meshQualitySettings),
+        m_features(features)
+    {
+
+    }
+
+    /// Creates text layout from the text
+    PDFTextLayout createTextLayout();
+
+protected:
+    virtual bool isContentSuppressedByOC(PDFObjectReference ocgOrOcmd) override;
+    virtual bool isContentKindSuppressed(ContentKind kind) const override;
+    virtual void performOutputCharacter(const PDFTextCharacterInfo& info) override;
+
+private:
+    PDFRenderer::Features m_features;
+    PDFTextLayout m_textLayout;
+};
+
+}   // namespace pdf