1/**
2 * (C) 1999-2003 Lars Knoll (knoll@kde.org)
3 * Copyright (C) 2004, 2005, 2006, 2009 Apple Computer, Inc.
4 *
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Library General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
9 *
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13 * Library General Public License for more details.
14 *
15 * You should have received a copy of the GNU Library General Public License
16 * along with this library; see the file COPYING.LIB.  If not, write to
17 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
18 * Boston, MA 02110-1301, USA.
19 */
20#include "config.h"
21#include "ShadowValue.h"
22
23#include "CSSPrimitiveValue.h"
24#include <wtf/text/StringBuilder.h>
25#include <wtf/text/WTFString.h>
26
27namespace WebCore {
28
29// Used for text-shadow and box-shadow
30ShadowValue::ShadowValue(PassRefPtr<CSSPrimitiveValue> _x,
31    PassRefPtr<CSSPrimitiveValue> _y,
32    PassRefPtr<CSSPrimitiveValue> _blur,
33    PassRefPtr<CSSPrimitiveValue> _spread,
34    PassRefPtr<CSSPrimitiveValue> _style,
35    PassRefPtr<CSSPrimitiveValue> _color)
36    : CSSValue(ShadowClass)
37    , x(_x)
38    , y(_y)
39    , blur(_blur)
40    , spread(_spread)
41    , style(_style)
42    , color(_color)
43{
44}
45
46String ShadowValue::customCssText() const
47{
48    StringBuilder text;
49
50    if (color)
51        text.append(color->cssText());
52    if (x) {
53        if (!text.isEmpty())
54            text.append(' ');
55        text.append(x->cssText());
56    }
57    if (y) {
58        if (!text.isEmpty())
59            text.append(' ');
60        text.append(y->cssText());
61    }
62    if (blur) {
63        if (!text.isEmpty())
64            text.append(' ');
65        text.append(blur->cssText());
66    }
67    if (spread) {
68        if (!text.isEmpty())
69            text.append(' ');
70        text.append(spread->cssText());
71    }
72    if (style) {
73        if (!text.isEmpty())
74            text.append(' ');
75        text.append(style->cssText());
76    }
77
78    return text.toString();
79}
80
81bool ShadowValue::equals(const ShadowValue& other) const
82{
83    return compareCSSValuePtr(color, other.color)
84        && compareCSSValuePtr(x, other.x)
85        && compareCSSValuePtr(y, other.y)
86        && compareCSSValuePtr(blur, other.blur)
87        && compareCSSValuePtr(spread, other.spread)
88        && compareCSSValuePtr(style, other.style);
89}
90
91}
92