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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 <osl/mutex.hxx>
+
+#include <vcl/svapp.hxx>
+#include <vcl/outdev.hxx>
+
+#include <basegfx/polygon/b2dpolypolygon.hxx>
+
+#include <com/sun/star/uno/Reference.hxx>
+
+#include "outdevprovider.hxx"
+
+
+class OutputDevice;
+class Point;
+class Size;
+
+namespace basegfx
+{
+ namespace matrix
+ {
+ class B2DHomMatrix;
+ }
+}
+
+namespace com::sun::star::awt
+{
+ struct Point;
+ struct Size;
+ struct Rectangle;
+}
+
+namespace com::sun::star::drawing
+{
+ struct HomogenMatrix3;
+}
+
+namespace com::sun::star::geometry
+{
+ struct RealPoint2D;
+ struct RealSize2D;
+ struct RealRectangle2D;
+ struct Matrix2D;
+}
+
+namespace com::sun::star::rendering
+{
+ struct RenderState;
+ struct ViewState;
+ class XBitmap;
+}
+
+
+namespace vclcanvas
+{
+ namespace tools
+ {
+ ::BitmapEx
+ bitmapExFromXBitmap( const css::uno::Reference<
+ css::rendering::XBitmap >& );
+
+ /** Setup VCL font and output position
+
+ @returns false, if no text output should happen
+ */
+ bool setupFontTransform( ::Point& o_rPoint,
+ vcl::Font& io_rVCLFont,
+ const css::rendering::ViewState& viewState,
+ const css::rendering::RenderState& renderState,
+ ::OutputDevice const & rOutDev );
+
+ void setupFontWidth(const css::geometry::Matrix2D& rFontMatrix,
+ vcl::Font& rFont,
+ OutputDevice& rOutDev);
+
+ /** Predicate, to determine whether polygon is actually an axis-aligned rectangle
+
+ @return true, if the polygon is a rectangle.
+ */
+ bool isRectangle( const ::tools::PolyPolygon& rPolyPoly );
+
+
+ // Little helper to encapsulate locking into policy class
+ class LocalGuard
+ {
+ public:
+ LocalGuard() :
+ aSolarGuard()
+ {
+ }
+
+ /// To be compatible with CanvasBase mutex concept
+ explicit LocalGuard( const ::osl::Mutex& ) :
+ aSolarGuard()
+ {
+ }
+
+ private:
+ SolarMutexGuard aSolarGuard;
+ };
+
+ class OutDevStateKeeper
+ {
+ public:
+ explicit OutDevStateKeeper( OutputDevice& rOutDev ) :
+ mpOutDev( &rOutDev ),
+ mbMappingWasEnabled( mpOutDev->IsMapModeEnabled() ),
+ mnAntiAliasing( mpOutDev->GetAntialiasing() )
+ {
+ init();
+ }
+
+ explicit OutDevStateKeeper( const OutDevProviderSharedPtr& rOutDev ) :
+ mpOutDev( rOutDev ? &(rOutDev->getOutDev()) : nullptr ),
+ mbMappingWasEnabled( mpOutDev && mpOutDev->IsMapModeEnabled() ),
+ mnAntiAliasing( mpOutDev ? mpOutDev->GetAntialiasing() : AntialiasingFlags::NONE )
+ {
+ init();
+ }
+
+ ~OutDevStateKeeper()
+ {
+ if( mpOutDev )
+ {
+ mpOutDev->EnableMapMode( mbMappingWasEnabled );
+ mpOutDev->SetAntialiasing( mnAntiAliasing );
+
+ mpOutDev->Pop();
+ }
+ }
+
+ private:
+ void init()
+ {
+ if( mpOutDev )
+ {
+ mpOutDev->Push();
+ mpOutDev->EnableMapMode(false);
+ mpOutDev->SetAntialiasing( AntialiasingFlags::Enable );
+ }
+ }
+
+ VclPtr<OutputDevice> mpOutDev;
+ const bool mbMappingWasEnabled;
+ const AntialiasingFlags mnAntiAliasing;
+ };
+
+ ::Point mapRealPoint2D( const css::geometry::RealPoint2D& rPoint,
+ const css::rendering::ViewState& rViewState,
+ const css::rendering::RenderState& rRenderState );
+
+ ::tools::PolyPolygon mapPolyPolygon( const ::basegfx::B2DPolyPolygon& rPoly,
+ const css::rendering::ViewState& rViewState,
+ const css::rendering::RenderState& rRenderState );
+
+ ::BitmapEx transformBitmap( const BitmapEx& rBitmap,
+ const ::basegfx::B2DHomMatrix& rTransform );
+
+ void SetDefaultDeviceAntiAliasing( OutputDevice* pDevice );
+ }
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */