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1 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 : /*
3 : * This file is part of the LibreOffice project.
4 : *
5 : * This Source Code Form is subject to the terms of the Mozilla Public
6 : * License, v. 2.0. If a copy of the MPL was not distributed with this
7 : * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 : *
9 : * This file incorporates work covered by the following license notice:
10 : *
11 : * Licensed to the Apache Software Foundation (ASF) under one or more
12 : * contributor license agreements. See the NOTICE file distributed
13 : * with this work for additional information regarding copyright
14 : * ownership. The ASF licenses this file to you under the Apache
15 : * License, Version 2.0 (the "License"); you may not use this file
16 : * except in compliance with the License. You may obtain a copy of
17 : * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 : */
19 :
20 : #ifndef _VCL_CANVASTOOLS_HXX
21 : #define _VCL_CANVASTOOLS_HXX
22 :
23 : #include <com/sun/star/uno/Reference.hxx>
24 : #include <com/sun/star/uno/Sequence.hxx>
25 : #include <com/sun/star/rendering/XColorSpace.hpp>
26 : #include <basegfx/numeric/ftools.hxx>
27 :
28 : #include <vcl/dllapi.h>
29 :
30 : class Point;
31 : class Size;
32 : class Rectangle;
33 : class Polygon;
34 : class PolyPolygon;
35 : class Bitmap;
36 : class BitmapEx;
37 : class Color;
38 :
39 : namespace basegfx
40 : {
41 : class B2DVector;
42 : class B2DPoint;
43 : class B2DRange;
44 : class B2IVector;
45 : class B2IPoint;
46 : class B2IRange;
47 : class B2DPolygon;
48 : class B2DPolyPolygon;
49 : }
50 :
51 : namespace com { namespace sun { namespace star { namespace geometry
52 : {
53 : struct RealPoint2D;
54 : struct RealSize2D;
55 : struct RealRectangle2D;
56 : struct IntegerPoint2D;
57 : struct IntegerSize2D;
58 : struct IntegerRectangle2D;
59 : struct RealBezierSegment2D;
60 : } } } }
61 :
62 : namespace com { namespace sun { namespace star { namespace rendering
63 : {
64 : class XGraphicDevice;
65 : class XBitmap;
66 : class XIntegerBitmap;
67 : class XIntegerReadOnlyBitmap;
68 : class XPolyPolygon2D;
69 : } } } }
70 :
71 : namespace vcl
72 : {
73 : namespace unotools
74 : {
75 : // Bitmap conversions
76 : // ===================================================================
77 :
78 : /** Create an XBitmap from VCL BitmapEx
79 : */
80 : ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XBitmap >
81 : VCL_DLLPUBLIC xBitmapFromBitmapEx( const ::com::sun::star::uno::Reference<
82 : ::com::sun::star::rendering::XGraphicDevice >& xGraphicDevice,
83 : const ::BitmapEx& inputBitmap );
84 :
85 : /** Create a BitmapEx from an XBitmap
86 : */
87 : ::BitmapEx VCL_DLLPUBLIC bitmapExFromXBitmap( const ::com::sun::star::uno::Reference<
88 : ::com::sun::star::rendering::XIntegerReadOnlyBitmap >& xInputBitmap );
89 :
90 : // Color conversions (vcl/tools Color <-> canvas standard color space)
91 : // ===================================================================
92 :
93 : /** Convert color to device color sequence
94 :
95 : @param rColor
96 : Color to convert
97 :
98 : @param xColorSpace
99 : Color space to convert into
100 : */
101 : ::com::sun::star::uno::Sequence< double >
102 : VCL_DLLPUBLIC colorToDoubleSequence( const Color& rColor,
103 : const ::com::sun::star::uno::Reference<
104 : ::com::sun::star::rendering::XColorSpace >& xColorSpace );
105 :
106 : /** Convert from standard device color space to VCL/Tools color
107 :
108 : Note that this method assumes a color space equivalent to
109 : the one returned from createStandardColorSpace()
110 : */
111 : Color VCL_DLLPUBLIC stdColorSpaceSequenceToColor(
112 : const ::com::sun::star::uno::Sequence< double >& rColor );
113 :
114 : /** Convert color to device color sequence
115 :
116 : @param rColor
117 : Color sequence to convert from
118 :
119 : @param xColorSpace
120 : Color space to convert from
121 : */
122 : Color VCL_DLLPUBLIC doubleSequenceToColor( const ::com::sun::star::uno::Sequence< double > rColor,
123 : const ::com::sun::star::uno::Reference<
124 : ::com::sun::star::rendering::XColorSpace >& xColorSpace );
125 :
126 : /// Convert [0,1] double value to [0,255] int
127 0 : inline sal_Int8 toByteColor( double val )
128 : {
129 : return sal::static_int_cast<sal_Int8>(
130 0 : basegfx::fround(val*255.0));
131 : }
132 :
133 : /// Convert [0,255] int value to [0,1] double value
134 0 : inline double toDoubleColor( sal_uInt8 val )
135 : {
136 0 : return val / 255.0;
137 : }
138 :
139 : /// Create a standard color space suitable for VCL RGB color
140 : ::com::sun::star::uno::Reference<
141 : ::com::sun::star::rendering::XColorSpace> VCL_DLLPUBLIC createStandardColorSpace();
142 :
143 : // Geometry conversions (vcl/tools <-> x)
144 : // ===================================================================
145 :
146 : // geometry::Real
147 : ::com::sun::star::geometry::RealSize2D VCL_DLLPUBLIC size2DFromSize( const Size& );
148 :
149 : Size VCL_DLLPUBLIC sizeFromRealSize2D( const ::com::sun::star::geometry::RealSize2D& );
150 :
151 : // geometry::Integer
152 : ::com::sun::star::geometry::IntegerSize2D VCL_DLLPUBLIC integerSize2DFromSize( const Size& );
153 :
154 : Size VCL_DLLPUBLIC sizeFromIntegerSize2D( const ::com::sun::star::geometry::IntegerSize2D& );
155 : Point VCL_DLLPUBLIC pointFromIntegerPoint2D( const ::com::sun::star::geometry::IntegerPoint2D& );
156 : Rectangle VCL_DLLPUBLIC rectangleFromIntegerRectangle2D( const ::com::sun::star::geometry::IntegerRectangle2D& );
157 :
158 : // basegfx::B2D
159 : Size VCL_DLLPUBLIC sizeFromB2DSize( const ::basegfx::B2DVector& );
160 : Point VCL_DLLPUBLIC pointFromB2DPoint( const ::basegfx::B2DPoint& );
161 : Rectangle VCL_DLLPUBLIC rectangleFromB2DRectangle( const ::basegfx::B2DRange& );
162 :
163 : basegfx::B2DVector VCL_DLLPUBLIC b2DSizeFromSize( const Size& );
164 : basegfx::B2DPoint VCL_DLLPUBLIC b2DPointFromPoint( const Point& );
165 : basegfx::B2DRange VCL_DLLPUBLIC b2DRectangleFromRectangle( const Rectangle& );
166 :
167 : // basegfx::B2I
168 : Point VCL_DLLPUBLIC pointFromB2IPoint( const ::basegfx::B2IPoint& );
169 : Rectangle VCL_DLLPUBLIC rectangleFromB2IRectangle( const ::basegfx::B2IRange& );
170 : }
171 : }
172 :
173 : #endif /* _VCL_CANVASTOOLS_HXX */
174 :
175 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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