/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */

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 * This file is part of the LibreOffice project.

 *

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 * 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 .

 */

#ifndef INCLUDED_VCL_CANVASTOOLS_HXX

#define INCLUDED_VCL_CANVASTOOLS_HXX

#include <basegfx/numeric/ftools.hxx>

#include <basegfx/range/b2irectangle.hxx>

#include <vcl/dllapi.h>

class Point;

class Size;

namespace tools { class Rectangle; }

class Bitmap;

class Color;

namespace basegfx

{

    class B2DVector;

    class B2DPoint;

    class B2DRange;

    class B2IPoint;

    class B2IRange;

    class B2DSize;

}

namespace com::sun::star::geometry

{

    struct RealSize2D;

    struct IntegerPoint2D;

    struct IntegerSize2D;

    struct IntegerRectangle2D;

}

namespace com::sun::star::rendering

{

    class  XBitmap;

    class  XIntegerReadOnlyBitmap;

}

namespace com::sun::star::rendering { class XColorSpace; }

namespace com::sun::star::uno { template <class E> class Sequence; }

namespace com::sun::star::uno { template <class interface_type> class Reference; }

namespace vcl::unotools

{

        // Bitmap conversions

        /** Create an XBitmap from VCL Bitmap(

         */

        css::uno::Reference< css::rendering::XBitmap >

            VCL_DLLPUBLIC xBitmapFromBitmap( const ::Bitmap& inputBitmap );

        /** Create a Bitmap from an XBitmap

         */

        ::Bitmap VCL_DLLPUBLIC bitmapFromXBitmap( const css::uno::Reference< css::rendering::XIntegerReadOnlyBitmap >& xInputBitmap );

        // Color conversions (vcl/tools Color <-> canvas standard color space)

        /** Create a device-specific color sequence from VCL/Tools color

            Note that this method assumes a color space equivalent to

            the one returned from createStandardColorSpace()

         */

        css::uno::Sequence< double >

            VCL_DLLPUBLIC colorToStdColorSpaceSequence( const Color& rColor );

        /** Convert color to device color sequence

            @param rColor

            Color to convert

            @param xColorSpace

            Color space to convert into

         */

        css::uno::Sequence< double >

        VCL_DLLPUBLIC colorToDoubleSequence( const Color&                                              rColor,

                                             const css::uno::Reference< css::rendering::XColorSpace >& xColorSpace );

        /** Convert from standard device color space to VCL/Tools color

            Note that this method assumes a color space equivalent to

            the one returned from createStandardColorSpace()

         */

        Color VCL_DLLPUBLIC stdColorSpaceSequenceToColor(

            const css::uno::Sequence< double >& rColor );

        /** Convert color to device color sequence

            @param rColor

            Color sequence to convert from

            @param xColorSpace

            Color space to convert from

         */

        Color VCL_DLLPUBLIC doubleSequenceToColor( const css::uno::Sequence< double >& rColor,

                                                   const css::uno::Reference< css::rendering::XColorSpace >& xColorSpace );

        /// Convert [0,1] double value to [0,255] int

        inline sal_Int8 toByteColor( double val )

        {

            return sal::static_int_cast<sal_Int8>(

                basegfx::fround(val*255.0));

        }

        /// Convert [0,255] int value to [0,1] double value

        inline double toDoubleColor( sal_uInt8 val )

        {

            return val / 255.0;

        }

        /// Create a standard color space suitable for VCL RGB color

        css::uno::Reference< css::rendering::XColorSpace> VCL_DLLPUBLIC createStandardColorSpace();

        // Geometry conversions (vcl/tools <-> x)

        // geometry::Real

        css::geometry::RealSize2D          VCL_DLLPUBLIC size2DFromSize( const Size& );

        Size                               VCL_DLLPUBLIC sizeFromRealSize2D( const css::geometry::RealSize2D& );

        // geometry::Integer

        css::geometry::IntegerSize2D       VCL_DLLPUBLIC integerSize2DFromSize( const Size& );

        Size                               VCL_DLLPUBLIC sizeFromIntegerSize2D( const css::geometry::IntegerSize2D& );

        Point                              VCL_DLLPUBLIC pointFromIntegerPoint2D( const css::geometry::IntegerPoint2D& );

        tools::Rectangle                          VCL_DLLPUBLIC rectangleFromIntegerRectangle2D( const css::geometry::IntegerRectangle2D& );

        // basegfx::B2D

        Size                        VCL_DLLPUBLIC sizeFromB2DSize( const basegfx::B2DVector& );

        Point                       VCL_DLLPUBLIC pointFromB2DPoint( const basegfx::B2DPoint& );

        tools::Rectangle                   VCL_DLLPUBLIC rectangleFromB2DRectangle( const basegfx::B2DRange& );

        VCL_DLLPUBLIC basegfx::B2DSize b2DSizeFromSize(const Size& rSize);

        VCL_DLLPUBLIC basegfx::B2DVector b2DVectorFromSize(const Size& rSize);

        basegfx::B2DPoint           VCL_DLLPUBLIC b2DPointFromPoint( const Point& );

        basegfx::B2DRange           VCL_DLLPUBLIC b2DRectangleFromRectangle( const tools::Rectangle& );

        // basegfx::B2I

        Point                       VCL_DLLPUBLIC pointFromB2IPoint( const basegfx::B2IPoint& );

        tools::Rectangle                   VCL_DLLPUBLIC rectangleFromB2IRectangle( const basegfx::B2IRange& );

        basegfx::B2IPoint           VCL_DLLPUBLIC b2IPointFromPoint(const Point&);

        basegfx::B2IRectangle       VCL_DLLPUBLIC b2IRectangleFromRectangle(const tools::Rectangle&);

        basegfx::B2IRectangle       VCL_DLLPUBLIC b2IRectangleFromClosedRectangle(const tools::Rectangle&);

}

#endif // INCLUDED_VCL_CANVASTOOLS_HXX

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