| /* |
| * Copyright (C) 2004, 2005 Nikolas Zimmermann <zimmermann@kde.org> |
| * Copyright (C) 2004, 2005, 2006, 2007 Rob Buis <buis@kde.org> |
| * Copyright (C) Research In Motion Limited 2011. All rights reserved. |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Library General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Library General Public License for more details. |
| * |
| * You should have received a copy of the GNU Library General Public License |
| * along with this library; see the file COPYING.LIB. If not, write to |
| * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| * Boston, MA 02110-1301, USA. |
| */ |
| |
| #include "config.h" |
| |
| #if ENABLE(SVG) |
| #include "SVGColor.h" |
| |
| #include "CSSParser.h" |
| #include "RGBColor.h" |
| #include "SVGException.h" |
| |
| namespace WebCore { |
| |
| SVGColor::SVGColor(const SVGColorType& colorType) |
| : m_colorType(colorType) |
| { |
| } |
| |
| PassRefPtr<RGBColor> SVGColor::rgbColor() const |
| { |
| return RGBColor::create(m_color.rgb()); |
| } |
| |
| void SVGColor::setRGBColor(const String& rgbColor, ExceptionCode& ec) |
| { |
| Color color = SVGColor::colorFromRGBColorString(rgbColor); |
| if (!color.isValid()) { |
| ec = SVGException::SVG_INVALID_VALUE_ERR; |
| return; |
| } |
| |
| m_color = color; |
| m_colorType = SVG_COLORTYPE_RGBCOLOR; |
| // FIXME: A follow up patch will call valueChanged() here. |
| } |
| |
| Color SVGColor::colorFromRGBColorString(const String& colorString) |
| { |
| // FIXME: Rework css parser so it is more SVG aware. |
| RGBA32 color; |
| if (CSSParser::parseColor(color, colorString.stripWhiteSpace())) |
| return color; |
| return Color(); |
| } |
| |
| void SVGColor::setRGBColorICCColor(const String& rgbColor, const String& iccColor, ExceptionCode& ec) |
| { |
| if (rgbColor.isEmpty() || iccColor.isEmpty()) { |
| ec = SVGException::SVG_INVALID_VALUE_ERR; |
| return; |
| } |
| |
| // FIXME: No support for ICC colors. We're just ignoring it. |
| setRGBColor(rgbColor, ec); |
| if (ec) |
| return; |
| |
| m_colorType = SVG_COLORTYPE_RGBCOLOR_ICCCOLOR; |
| // FIXME: A follow up patch will call valueChanged() here. |
| } |
| |
| void SVGColor::setColor(unsigned short colorType, const String& rgbColor, const String& iccColor, ExceptionCode& ec) |
| { |
| if (colorType > SVG_COLORTYPE_CURRENTCOLOR) { |
| ec = SVGException::SVG_WRONG_TYPE_ERR; |
| return; |
| } |
| |
| bool requiresRGBColor = false; |
| bool requiresICCColor = false; |
| |
| SVGColorType type = static_cast<SVGColorType>(colorType); |
| switch (type) { |
| case SVG_COLORTYPE_UNKNOWN: |
| // Spec: It is invalid to attempt to define a new value of this type or to attempt to switch an existing value to this type. |
| ec = SVGException::SVG_INVALID_VALUE_ERR; |
| return; |
| case SVG_COLORTYPE_RGBCOLOR_ICCCOLOR: |
| requiresICCColor = true; |
| case SVG_COLORTYPE_RGBCOLOR: |
| requiresRGBColor = true; |
| break; |
| case SVG_COLORTYPE_CURRENTCOLOR: |
| break; |
| } |
| |
| // Spec: If colorType requires an RGBColor, then rgbColor must be a string that matches <color>; otherwise, rgbColor must be null. |
| if (requiresRGBColor && rgbColor.isEmpty()) { |
| ec = SVGException::SVG_INVALID_VALUE_ERR; |
| return; |
| } |
| |
| // Spec: If colorType requires an SVGICCColor, then iccColor must be a string that matches <icccolor>; otherwise, iccColor must be null. |
| if (requiresICCColor && iccColor.isEmpty()) { |
| ec = SVGException::SVG_INVALID_VALUE_ERR; |
| return; |
| } |
| |
| // FIXME: A follow up patch will call valueChanged() here. |
| m_colorType = type; |
| if (!requiresRGBColor) { |
| ASSERT(!requiresICCColor); |
| m_color = Color(); |
| return; |
| } |
| |
| if (requiresICCColor) |
| setRGBColorICCColor(rgbColor, iccColor, ec); |
| else |
| setRGBColor(rgbColor, ec); |
| } |
| |
| String SVGColor::cssText() const |
| { |
| switch (m_colorType) { |
| case SVG_COLORTYPE_UNKNOWN: |
| return String(); |
| case SVG_COLORTYPE_RGBCOLOR_ICCCOLOR: |
| case SVG_COLORTYPE_RGBCOLOR: |
| // FIXME: No ICC color support. |
| return m_color.serialized(); |
| case SVG_COLORTYPE_CURRENTCOLOR: |
| if (m_color.isValid()) |
| return m_color.serialized(); |
| return "currentColor"; |
| } |
| |
| ASSERT_NOT_REACHED(); |
| return String(); |
| } |
| |
| } |
| |
| #endif // ENABLE(SVG) |