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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 INCLUDED_VCL_CANVASTOOLS_HXX
21 : #define INCLUDED_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 : /** Create a device-specific color sequence from VCL/Tools color
94 :
95 : Note that this method assumes a color space equivalent to
96 : the one returned from createStandardColorSpace()
97 : */
98 : ::com::sun::star::uno::Sequence< double >
99 : VCL_DLLPUBLIC colorToStdColorSpaceSequence( const Color& rColor );
100 :
101 : /** Convert color to device color sequence
102 :
103 : @param rColor
104 : Color to convert
105 :
106 : @param xColorSpace
107 : Color space to convert into
108 : */
109 : ::com::sun::star::uno::Sequence< double >
110 : VCL_DLLPUBLIC colorToDoubleSequence( const Color& rColor,
111 : const ::com::sun::star::uno::Reference<
112 : ::com::sun::star::rendering::XColorSpace >& xColorSpace );
113 :
114 : /** Convert from standard device color space to VCL/Tools color
115 :
116 : Note that this method assumes a color space equivalent to
117 : the one returned from createStandardColorSpace()
118 : */
119 : Color VCL_DLLPUBLIC stdColorSpaceSequenceToColor(
120 : const ::com::sun::star::uno::Sequence< double >& rColor );
121 :
122 : /** Convert color to device color sequence
123 :
124 : @param rColor
125 : Color sequence to convert from
126 :
127 : @param xColorSpace
128 : Color space to convert from
129 : */
130 : Color VCL_DLLPUBLIC doubleSequenceToColor( const ::com::sun::star::uno::Sequence< double > rColor,
131 : const ::com::sun::star::uno::Reference<
132 : ::com::sun::star::rendering::XColorSpace >& xColorSpace );
133 :
134 : /// Convert [0,1] double value to [0,255] int
135 0 : inline sal_Int8 toByteColor( double val )
136 : {
137 : return sal::static_int_cast<sal_Int8>(
138 0 : basegfx::fround(val*255.0));
139 : }
140 :
141 : /// Convert [0,255] int value to [0,1] double value
142 0 : inline double toDoubleColor( sal_uInt8 val )
143 : {
144 0 : return val / 255.0;
145 : }
146 :
147 : /// Create a standard color space suitable for VCL RGB color
148 : ::com::sun::star::uno::Reference<
149 : ::com::sun::star::rendering::XColorSpace> VCL_DLLPUBLIC createStandardColorSpace();
150 :
151 : // Geometry conversions (vcl/tools <-> x)
152 :
153 :
154 : // geometry::Real
155 : ::com::sun::star::geometry::RealSize2D VCL_DLLPUBLIC size2DFromSize( const Size& );
156 :
157 : Size VCL_DLLPUBLIC sizeFromRealSize2D( const ::com::sun::star::geometry::RealSize2D& );
158 :
159 : // geometry::Integer
160 : ::com::sun::star::geometry::IntegerSize2D VCL_DLLPUBLIC integerSize2DFromSize( const Size& );
161 :
162 : Size VCL_DLLPUBLIC sizeFromIntegerSize2D( const ::com::sun::star::geometry::IntegerSize2D& );
163 : Point VCL_DLLPUBLIC pointFromIntegerPoint2D( const ::com::sun::star::geometry::IntegerPoint2D& );
164 : Rectangle VCL_DLLPUBLIC rectangleFromIntegerRectangle2D( const ::com::sun::star::geometry::IntegerRectangle2D& );
165 :
166 : // basegfx::B2D
167 : Size VCL_DLLPUBLIC sizeFromB2DSize( const ::basegfx::B2DVector& );
168 : Point VCL_DLLPUBLIC pointFromB2DPoint( const ::basegfx::B2DPoint& );
169 : Rectangle VCL_DLLPUBLIC rectangleFromB2DRectangle( const ::basegfx::B2DRange& );
170 :
171 : basegfx::B2DVector VCL_DLLPUBLIC b2DSizeFromSize( const Size& );
172 : basegfx::B2DPoint VCL_DLLPUBLIC b2DPointFromPoint( const Point& );
173 : basegfx::B2DRange VCL_DLLPUBLIC b2DRectangleFromRectangle( const Rectangle& );
174 :
175 : // basegfx::B2I
176 : Point VCL_DLLPUBLIC pointFromB2IPoint( const ::basegfx::B2IPoint& );
177 : Rectangle VCL_DLLPUBLIC rectangleFromB2IRectangle( const ::basegfx::B2IRange& );
178 : }
179 : }
180 :
181 : #endif // INCLUDED_VCL_CANVASTOOLS_HXX
182 :
183 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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