Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

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

1 files changed, 180 insertions, 0 deletions

diff --git a/canvas/source/opengl/ogl_textlayout.cxx b/canvas/source/opengl/ogl_textlayout.cxx
new file mode 100644
index 000000000..5eab3d9bc
--- /dev/null
+++ b/canvas/source/opengl/ogl_textlayout.cxx
@@ -0,0 +1,180 @@
+/* -*- 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/.
+ */
+
+#include <sal/config.h>
+#include <sal/log.hxx>
+#include <utility>
+
+#include <tools/diagnose_ex.h>
+
+#include "ogl_textlayout.hxx"
+
+using namespace ::com::sun::star;
+
+namespace oglcanvas
+{
+    TextLayout::TextLayout( rendering::StringContext      aText,
+                            sal_Int8                      nDirection,
+                            sal_Int64                     /*nRandomSeed*/,
+                            CanvasFont::ImplRef           rFont ) :
+        TextLayoutBaseT( m_aMutex ),
+        maText(std::move( aText )),
+        mpFont(std::move( rFont )),
+        mnTextDirection( nDirection )
+    {
+    }
+
+    void SAL_CALL TextLayout::disposing()
+    {
+        mpFont.clear();
+    }
+
+    // XTextLayout
+    uno::Sequence< uno::Reference< rendering::XPolyPolygon2D > > SAL_CALL TextLayout::queryTextShapes(  )
+    {
+        // TODO
+        return uno::Sequence< uno::Reference< rendering::XPolyPolygon2D > >();
+    }
+
+    uno::Sequence< geometry::RealRectangle2D > SAL_CALL TextLayout::queryInkMeasures(  )
+    {
+        // TODO
+        return uno::Sequence< geometry::RealRectangle2D >();
+    }
+
+    uno::Sequence< geometry::RealRectangle2D > SAL_CALL TextLayout::queryMeasures(  )
+    {
+        // TODO
+        return uno::Sequence< geometry::RealRectangle2D >();
+    }
+
+    uno::Sequence< double > SAL_CALL TextLayout::queryLogicalAdvancements(  )
+    {
+        ::osl::MutexGuard aGuard( m_aMutex );
+
+        return maLogicalAdvancements;
+    }
+
+    void SAL_CALL TextLayout::applyLogicalAdvancements( const uno::Sequence< double >& aAdvancements )
+    {
+        ::osl::MutexGuard aGuard( m_aMutex );
+
+        if( aAdvancements.getLength() != maText.Length )
+        {
+            SAL_INFO("canvas.ogl", "TextLayout::applyLogicalAdvancements(): mismatching number of advancements");
+            throw lang::IllegalArgumentException();
+        }
+
+        maLogicalAdvancements = aAdvancements;
+    }
+
+    geometry::RealRectangle2D SAL_CALL TextLayout::queryTextBounds(  )
+    {
+        ::osl::MutexGuard aGuard( m_aMutex );
+
+        ENSURE_OR_THROW( mpFont,
+                         "TextLayout::queryTextBounds(): invalid font" );
+
+        // fake text bounds by either taking the advancement values,
+        // or assuming square glyph boxes (width similar to height)
+        const rendering::FontRequest& rFontRequest( mpFont->getFontRequest() );
+        const double nFontSize( std::max( rFontRequest.CellSize,
+                                            rFontRequest.ReferenceAdvancement ) );
+        if( maLogicalAdvancements.hasElements() )
+        {
+            return geometry::RealRectangle2D( 0, -nFontSize/2,
+                                              maLogicalAdvancements[ maLogicalAdvancements.getLength()-1 ],
+                                              nFontSize/2 );
+        }
+        else
+        {
+            return geometry::RealRectangle2D( 0, -nFontSize/2,
+                                              nFontSize * maText.Length,
+                                              nFontSize/2 );
+        }
+    }
+
+    double SAL_CALL TextLayout::justify( double /*nSize*/ )
+    {
+        // TODO
+        return 0.0;
+    }
+
+    double SAL_CALL TextLayout::combinedJustify( const uno::Sequence< uno::Reference< rendering::XTextLayout > >& /*aNextLayouts*/,
+                                                 double /*nSize*/ )
+    {
+        // TODO
+        return 0.0;
+    }
+
+    rendering::TextHit SAL_CALL TextLayout::getTextHit( const geometry::RealPoint2D& /*aHitPoint*/ )
+    {
+        // TODO
+        return rendering::TextHit();
+    }
+
+    rendering::Caret SAL_CALL TextLayout::getCaret( sal_Int32 /*nInsertionIndex*/,
+                                                    sal_Bool  /*bExcludeLigatures*/ )
+    {
+        // TODO
+        return rendering::Caret();
+    }
+
+    sal_Int32 SAL_CALL TextLayout::getNextInsertionIndex( sal_Int32 /*nStartIndex*/,
+                                                          sal_Int32 /*nCaretAdvancement*/,
+                                                          sal_Bool  /*bExcludeLigatures*/ )
+    {
+        // TODO
+        return 0;
+    }
+
+    uno::Reference< rendering::XPolyPolygon2D > SAL_CALL TextLayout::queryVisualHighlighting( sal_Int32 /*nStartIndex*/,
+                                                                                              sal_Int32 /*nEndIndex*/ )
+    {
+        // TODO
+        return uno::Reference< rendering::XPolyPolygon2D >();
+    }
+
+    uno::Reference< rendering::XPolyPolygon2D > SAL_CALL TextLayout::queryLogicalHighlighting( sal_Int32 /*nStartIndex*/,
+                                                                                               sal_Int32 /*nEndIndex*/ )
+    {
+        // TODO
+        return uno::Reference< rendering::XPolyPolygon2D >();
+    }
+
+    double SAL_CALL TextLayout::getBaselineOffset(  )
+    {
+        // TODO
+        return 0.0;
+    }
+
+    sal_Int8 SAL_CALL TextLayout::getMainTextDirection(  )
+    {
+        ::osl::MutexGuard aGuard( m_aMutex );
+
+        return mnTextDirection;
+    }
+
+    uno::Reference< rendering::XCanvasFont > SAL_CALL TextLayout::getFont(  )
+    {
+        ::osl::MutexGuard aGuard( m_aMutex );
+
+        return mpFont;
+    }
+
+    rendering::StringContext SAL_CALL TextLayout::getText(  )
+    {
+        ::osl::MutexGuard aGuard( m_aMutex );
+
+        return maText;
+    }
+
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */