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/*
* Copyright (C) 2019 Igalia S.L.
*
* 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"
#include "WebKitColor.h"
#include "WebKitColorPrivate.h"
#include <WebCore/CSSParser.h>
/**
* WebKitColor:
* @red: Red channel, between 0.0 and 1.0 inclusive
* @green: Green channel, between 0.0 and 1.0 inclusive
* @blue: Blue channel, between 0.0 and 1.0 inclusive
* @alpha: Alpha channel, between 0.0 and 1.0 inclusive
*
* Boxed type representing a RGBA color.
*
* Since: 2.24
*/
/**
* webkit_color_copy:
* @color: a #WebKitColor
*
* Make a copy of @color.
*
* Returns: (transfer full): A copy of passed in #WebKitColor.
*
* Since: 2.24
*/
WebKitColor* webkit_color_copy(WebKitColor* color)
{
g_return_val_if_fail(color, nullptr);
WebKitColor* copy = static_cast<WebKitColor*>(fastZeroedMalloc(sizeof(WebKitColor)));
copy->red = color->red;
copy->green = color->green;
copy->blue = color->blue;
copy->alpha = color->alpha;
return copy;
}
/**
* webkit_color_free:
* @color: a #WebKitColor
*
* Free the #WebKitColor.
*
* Since: 2.24
*/
void webkit_color_free(WebKitColor* color)
{
g_return_if_fail(color);
fastFree(color);
}
G_DEFINE_BOXED_TYPE(WebKitColor, webkit_color, webkit_color_copy, webkit_color_free);
const WebCore::Color webkitColorToWebCoreColor(WebKitColor* color)
{
return WebCore::convertColor<WebCore::SRGBA<uint8_t>>(WebCore::SRGBA<float> { static_cast<float>(color->red), static_cast<float>(color->green), static_cast<float>(color->blue), static_cast<float>(color->alpha) });
}
void webkitColorFillFromWebCoreColor(const WebCore::Color& webCoreColor, WebKitColor* color)
{
RELEASE_ASSERT(webCoreColor.isValid());
auto [r, g, b, a] = webCoreColor.toColorTypeLossy<WebCore::SRGBA<float>>().resolved();
color->red = r;
color->green = g;
color->blue = b;
color->alpha = a;
}
/**
* webkit_color_parse:
* @color: a #WebKitColor to fill in
* @color_string: color representation as color nickname or HEX string
*
* Create a new #WebKitColor for the given @color_string
* representation. There are two valid representation types: standard color
* names (see https://htmlcolorcodes.com/color-names/ for instance) or HEX
* values.
*
* Returns: a #gboolean indicating if the @color was correctly filled in or not.
*
* Since: 2.24
*/
gboolean webkit_color_parse(WebKitColor* color, const gchar* colorString)
{
g_return_val_if_fail(color, FALSE);
g_return_val_if_fail(colorString, FALSE);
auto webCoreColor = WebCore::CSSParser::parseColorWithoutContext(String::fromLatin1(colorString));
if (!webCoreColor.isValid())
return FALSE;
webkitColorFillFromWebCoreColor(webCoreColor, color);
return TRUE;
}
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