1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
|
/* -*- 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_CANVAS_PARAMETRICPOLYPOLYGON_HXX
#define INCLUDED_CANVAS_PARAMETRICPOLYPOLYGON_HXX
#include <com/sun/star/lang/XServiceInfo.hpp>
#include <com/sun/star/rendering/XParametricPolyPolygon2D.hpp>
#include <cppuhelper/compbase.hxx>
#include <cppuhelper/basemutex.hxx>
#include <basegfx/polygon/b2dpolygon.hxx>
#include <canvas/canvastoolsdllapi.h>
namespace com::sun::star::rendering { class XGraphicDevice; }
/* Definition of ParametricPolyPolygon class */
namespace canvas
{
typedef cppu::WeakComponentImplHelper< css::rendering::XParametricPolyPolygon2D,
css::lang::XServiceInfo > ParametricPolyPolygon_Base;
class CANVASTOOLS_DLLPUBLIC ParametricPolyPolygon final : public ::cppu::BaseMutex,
public ParametricPolyPolygon_Base
{
public:
enum class GradientType
{
Linear,
Elliptical,
Rectangular
};
/** Structure of defining values for the ParametricPolyPolygon
This is used to copy the state of the
ParametricPolyPolygon atomically.
*/
struct Values
{
Values( const ::basegfx::B2DPolygon& rGradientPoly,
const css::uno::Sequence< css::uno::Sequence< double > >& rColors,
const css::uno::Sequence< double >& rStops,
double nAspectRatio,
GradientType eType ) :
maGradientPoly( rGradientPoly ),
mnAspectRatio( nAspectRatio ),
maColors( rColors ),
maStops( rStops ),
meType( eType )
{
}
/// Polygonal gradient shape (ignored for linear and axial gradient)
const ::basegfx::B2DPolygon maGradientPoly;
/// Aspect ratio of gradient, affects scaling of innermost gradient polygon
const double mnAspectRatio;
/// Gradient colors
const css::uno::Sequence< css::uno::Sequence< double > > maColors;
/// Gradient color stops
const css::uno::Sequence< double > maStops;
/// Type of gradient to render (as e.g. linear grads are not represented by maGradientPoly)
const GradientType meType;
};
static css::uno::Sequence< OUString > getAvailableServiceNames();
static ParametricPolyPolygon* create(
const css::uno::Reference< css::rendering::XGraphicDevice >& rDevice,
const OUString& rServiceName,
const css::uno::Sequence< css::uno::Any >& rArgs );
/// Dispose all internal references
virtual void SAL_CALL disposing() override;
// XParametricPolyPolygon2D
virtual css::uno::Reference< css::rendering::XPolyPolygon2D > SAL_CALL getOutline( double t ) override;
virtual css::uno::Sequence< double > SAL_CALL getColor( double t ) override;
virtual css::uno::Sequence< double > SAL_CALL getPointColor( const css::geometry::RealPoint2D& point ) override;
virtual css::uno::Reference< css::rendering::XColorSpace > SAL_CALL getColorSpace() override;
// XServiceInfo
virtual OUString SAL_CALL getImplementationName( ) override;
virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) override;
virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames( ) override;
/// Query all defining values of this object atomically
Values getValues() const;
private:
virtual ~ParametricPolyPolygon() override; // we're a ref-counted UNO class. _We_ destroy ourselves.
ParametricPolyPolygon(const ParametricPolyPolygon&) = delete;
ParametricPolyPolygon& operator=( const ParametricPolyPolygon& ) = delete;
static ParametricPolyPolygon* createLinearHorizontalGradient( const css::uno::Reference<
css::rendering::XGraphicDevice >& rDevice,
const css::uno::Sequence< css::uno::Sequence< double > >& colors,
const css::uno::Sequence< double >& stops );
static ParametricPolyPolygon* createEllipticalGradient( const css::uno::Reference<
css::rendering::XGraphicDevice >& rDevice,
const css::uno::Sequence< css::uno::Sequence< double > >& colors,
const css::uno::Sequence< double >& stops,
double fAspect );
static ParametricPolyPolygon* createRectangularGradient( const css::uno::Reference<
css::rendering::XGraphicDevice >& rDevice,
const css::uno::Sequence< css::uno::Sequence< double > >& colors,
const css::uno::Sequence< double >& stops,
double fAspect );
/// Private, because objects can only be created from the static factories
ParametricPolyPolygon( const css::uno::Reference<
css::rendering::XGraphicDevice >& rDevice,
const ::basegfx::B2DPolygon& rGradientPoly,
GradientType eType,
const css::uno::Sequence< css::uno::Sequence< double > >& colors,
const css::uno::Sequence< double >& stops,
double nAspectRatio );
ParametricPolyPolygon( const css::uno::Reference<
css::rendering::XGraphicDevice >& rDevice,
GradientType eType,
const css::uno::Sequence< css::uno::Sequence< double > >& colors,
const css::uno::Sequence< double >& stops );
css::uno::Reference<
css::rendering::XGraphicDevice > mxDevice;
/// All defining values of this object
const Values maValues;
};
}
#endif /* INCLUDED_CANVAS_PARAMETRICPOLYPOLYGON_HXX */
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|
