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Diffstat (limited to 'include/vcl/canvastools.hxx')
| -rw-r--r-- | include/vcl/canvastools.hxx | 167 |
1 files changed, 167 insertions, 0 deletions
diff --git a/include/vcl/canvastools.hxx b/include/vcl/canvastools.hxx new file mode 100644 index 000000000..5a46886e5 --- /dev/null +++ b/include/vcl/canvastools.hxx @@ -0,0 +1,167 @@ +/* -*- 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 . + */ + +#ifndef INCLUDED_VCL_CANVASTOOLS_HXX +#define INCLUDED_VCL_CANVASTOOLS_HXX + +#include <com/sun/star/uno/Reference.hxx> +#include <com/sun/star/uno/Sequence.hxx> +#include <basegfx/numeric/ftools.hxx> +#include <basegfx/range/b2irectangle.hxx> + +#include <vcl/dllapi.h> + +class Point; +class Size; +namespace tools { class Rectangle; } +class BitmapEx; +class Color; + +namespace basegfx +{ + class B2DVector; + class B2DPoint; + class B2DRange; + class B2IPoint; + class B2IRange; +} + +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 vcl::unotools +{ + // Bitmap conversions + + + /** Create an XBitmap from VCL BitmapEx + */ + css::uno::Reference< css::rendering::XBitmap > + VCL_DLLPUBLIC xBitmapFromBitmapEx( const ::BitmapEx& inputBitmap ); + + /** Create a BitmapEx from an XBitmap + */ + ::BitmapEx VCL_DLLPUBLIC bitmapExFromXBitmap( 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& ); + + basegfx::B2DVector VCL_DLLPUBLIC b2DSizeFromSize( const Size& ); + 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&); + +} + +#endif // INCLUDED_VCL_CANVASTOOLS_HXX + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |