1 /*
2 * Copyright (C) 2004, 2006, 2007 Apple Inc. All rights reserved.
3 * Copyright (C) 2005 Nokia. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
17 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
18 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
19 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
20 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
21 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
22 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26
27 #include "config.h"
28 #include "FloatPoint.h"
29
30 #include "TransformationMatrix.h"
31 #include "FloatConversion.h"
32 #include "IntPoint.h"
33
34 namespace WebCore {
35
FloatPoint(const IntPoint & p)36 FloatPoint::FloatPoint(const IntPoint& p) : m_x(p.x()), m_y(p.y())
37 {
38 }
39
matrixTransform(const TransformationMatrix & transform) const40 FloatPoint FloatPoint::matrixTransform(const TransformationMatrix& transform) const
41 {
42 double newX, newY;
43 transform.map(static_cast<double>(m_x), static_cast<double>(m_y), newX, newY);
44 return narrowPrecision(newX, newY);
45 }
46
narrowPrecision(double x,double y)47 FloatPoint FloatPoint::narrowPrecision(double x, double y)
48 {
49 return FloatPoint(narrowPrecisionToFloat(x), narrowPrecisionToFloat(y));
50 }
51
52 }
53