blob: 9263b4b6c0985c74a300897f4e575a0716f07475 (
plain)
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
|
/* -*- 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_SLIDESHOW_SPIRALWIPE_HXX
#define INCLUDED_SLIDESHOW_SPIRALWIPE_HXX
#include "parametricpolypolygon.hxx"
#include <basegfx/numeric/ftools.hxx>
#include <basegfx/point/b2dpoint.hxx>
namespace slideshow {
namespace internal {
/// Generates a topLeftClockWise or
/// bottomLeftCounterClockWise (flipOnYAxis=true) spiral wipe:
class SpiralWipe : public ParametricPolyPolygon
{
public:
SpiralWipe( sal_Int32 nElements, bool flipOnYAxis = false );
virtual ::basegfx::B2DPolyPolygon operator () ( double t );
protected:
::basegfx::B2DPolyPolygon calcNegSpiral( double t ) const;
const sal_Int32 m_elements;
const sal_Int32 m_sqrtElements;
const bool m_flipOnYAxis;
};
/// Generates a twoBoxLeft or fourBoxHorizontal wipe:
class BoxSnakesWipe : public SpiralWipe
{
public:
BoxSnakesWipe( sal_Int32 nElements, bool fourBox = false )
: SpiralWipe(nElements), m_fourBox(fourBox) {}
virtual ::basegfx::B2DPolyPolygon operator () ( double t );
private:
const bool m_fourBox;
};
}
}
#endif /* INCLUDED_SLIDESHOW_SPIRALWIPE_HXX */
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|