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+/* -*- 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
+
+#include <cppuhelper/compbase.hxx>
+#include <cppuhelper/basemutex.hxx>
+
+#include <com/sun/star/lang/XServiceInfo.hpp>
+#include <com/sun/star/rendering/StringContext.hpp>
+#include <com/sun/star/rendering/XTextLayout.hpp>
+
+#include "canvasfont.hxx"
+#include "impltools.hxx"
+
+
+/* Definition of TextLayout class */
+
+namespace vclcanvas
+{
+ typedef ::cppu::WeakComponentImplHelper< css::rendering::XTextLayout,
+ css::lang::XServiceInfo > TextLayout_Base;
+
+ class TextLayout : public ::cppu::BaseMutex,
+ public TextLayout_Base
+ {
+ public:
+ /// make noncopyable
+ TextLayout(const TextLayout&) = delete;
+ const TextLayout& operator=(const TextLayout&) = delete;
+
+ TextLayout( css::rendering::StringContext aText,
+ sal_Int8 nDirection,
+ CanvasFont::Reference rFont,
+ css::uno::Reference<
+ css::rendering::XGraphicDevice> xDevice,
+ OutDevProviderSharedPtr xOutDev );
+
+ /// Dispose all internal references
+ virtual void SAL_CALL disposing() override;
+
+ // XTextLayout
+ virtual css::uno::Sequence< css::uno::Reference< css::rendering::XPolyPolygon2D > > SAL_CALL queryTextShapes( ) override;
+ virtual css::uno::Sequence< css::geometry::RealRectangle2D > SAL_CALL queryInkMeasures( ) override;
+ virtual css::uno::Sequence< css::geometry::RealRectangle2D > SAL_CALL queryMeasures( ) override;
+ virtual css::uno::Sequence< double > SAL_CALL queryLogicalAdvancements( ) override;
+ virtual void SAL_CALL applyLogicalAdvancements( const css::uno::Sequence< double >& aAdvancements ) override;
+ virtual css::geometry::RealRectangle2D SAL_CALL queryTextBounds( ) override;
+ virtual double SAL_CALL justify( double nSize ) override;
+ virtual double SAL_CALL combinedJustify( const css::uno::Sequence< css::uno::Reference< css::rendering::XTextLayout > >& aNextLayouts, double nSize ) override;
+ virtual css::rendering::TextHit SAL_CALL getTextHit( const css::geometry::RealPoint2D& aHitPoint ) override;
+ virtual css::rendering::Caret SAL_CALL getCaret( sal_Int32 nInsertionIndex, sal_Bool bExcludeLigatures ) override;
+ virtual sal_Int32 SAL_CALL getNextInsertionIndex( sal_Int32 nStartIndex, sal_Int32 nCaretAdvancement, sal_Bool bExcludeLigatures ) override;
+ virtual css::uno::Reference< css::rendering::XPolyPolygon2D > SAL_CALL queryVisualHighlighting( sal_Int32 nStartIndex, sal_Int32 nEndIndex ) override;
+ virtual css::uno::Reference< css::rendering::XPolyPolygon2D > SAL_CALL queryLogicalHighlighting( sal_Int32 nStartIndex, sal_Int32 nEndIndex ) override;
+ virtual double SAL_CALL getBaselineOffset( ) override;
+ virtual sal_Int8 SAL_CALL getMainTextDirection( ) override;
+ virtual css::uno::Reference< css::rendering::XCanvasFont > SAL_CALL getFont( ) override;
+ virtual css::rendering::StringContext SAL_CALL getText( ) override;
+
+ // XServiceInfo
+ virtual OUString SAL_CALL getImplementationName() override;
+ virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) override;
+ virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames() override;
+
+ void draw( OutputDevice& rOutDev,
+ const Point& rOutpos,
+ const css::rendering::ViewState& viewState,
+ const css::rendering::RenderState& renderState ) const;
+
+ private:
+ void setupTextOffsets( sal_Int32* outputOffsets,
+ const css::uno::Sequence< double >& inputOffsets,
+ const css::rendering::ViewState& viewState,
+ const css::rendering::RenderState& renderState ) const;
+
+ css::rendering::StringContext maText;
+ css::uno::Sequence< double > maLogicalAdvancements;
+ CanvasFont::Reference mpFont;
+ css::uno::Reference< css::rendering::XGraphicDevice> mxDevice;
+ OutDevProviderSharedPtr mpOutDevProvider;
+ sal_Int8 mnTextDirection;
+ };
+
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */