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/*
* Copyright (C) 2006 Nikolas Zimmermann <zimmermann@kde.org>
* 2007 Rob Buis <buis@kde.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#if ENABLE(SVG)
#include "SVGPaintServer.h"
#include "RenderObject.h"
#include "RenderStyle.h"
#include "SVGPaintServerSolid.h"
#include "SVGStyledElement.h"
#include "SVGURIReference.h"
namespace WebCore {
SVGPaintServer::SVGPaintServer()
{
}
SVGPaintServer::~SVGPaintServer()
{
}
TextStream& operator<<(TextStream& ts, const SVGPaintServer& paintServer)
{
return paintServer.externalRepresentation(ts);
}
SVGPaintServer* getPaintServerById(Document* document, const AtomicString& id)
{
SVGResource* resource = getResourceById(document, id);
if (resource && resource->isPaintServer())
return static_cast<SVGPaintServer*>(resource);
return 0;
}
SVGPaintServerSolid* SVGPaintServer::sharedSolidPaintServer()
{
static SVGPaintServerSolid* _sharedSolidPaintServer = SVGPaintServerSolid::create().releaseRef();
return _sharedSolidPaintServer;
}
SVGPaintServer* SVGPaintServer::fillPaintServer(const RenderStyle* style, const RenderObject* item)
{
if (!style->svgStyle()->hasFill())
return 0;
SVGPaint* fill = style->svgStyle()->fillPaint();
SVGPaintServer* fillPaintServer = 0;
SVGPaint::SVGPaintType paintType = fill->paintType();
if (paintType == SVGPaint::SVG_PAINTTYPE_URI ||
paintType == SVGPaint::SVG_PAINTTYPE_URI_RGBCOLOR) {
AtomicString id(SVGURIReference::getTarget(fill->uri()));
fillPaintServer = getPaintServerById(item->document(), id);
SVGElement* svgElement = static_cast<SVGElement*>(item->element());
ASSERT(svgElement && svgElement->document() && svgElement->isStyled());
if (item->isRenderPath() && fillPaintServer)
fillPaintServer->addClient(static_cast<SVGStyledElement*>(svgElement));
else if (!fillPaintServer && paintType == SVGPaint::SVG_PAINTTYPE_URI)
svgElement->document()->accessSVGExtensions()->addPendingResource(id, static_cast<SVGStyledElement*>(svgElement));
}
if (paintType != SVGPaint::SVG_PAINTTYPE_URI && !fillPaintServer) {
fillPaintServer = sharedSolidPaintServer();
SVGPaintServerSolid* fillPaintServerSolid = static_cast<SVGPaintServerSolid*>(fillPaintServer);
if (paintType == SVGPaint::SVG_PAINTTYPE_CURRENTCOLOR)
fillPaintServerSolid->setColor(style->color());
else
fillPaintServerSolid->setColor(fill->color());
// FIXME: Ideally invalid colors would never get set on the RenderStyle and this could turn into an ASSERT
if (!fillPaintServerSolid->color().isValid())
fillPaintServer = 0;
}
if (!fillPaintServer) {
// default value (black), see bug 11017
fillPaintServer = sharedSolidPaintServer();
static_cast<SVGPaintServerSolid*>(fillPaintServer)->setColor(Color::black);
}
return fillPaintServer;
}
SVGPaintServer* SVGPaintServer::strokePaintServer(const RenderStyle* style, const RenderObject* item)
{
if (!style->svgStyle()->hasStroke())
return 0;
SVGPaint* stroke = style->svgStyle()->strokePaint();
SVGPaintServer* strokePaintServer = 0;
SVGPaint::SVGPaintType paintType = stroke->paintType();
if (paintType == SVGPaint::SVG_PAINTTYPE_URI ||
paintType == SVGPaint::SVG_PAINTTYPE_URI_RGBCOLOR) {
AtomicString id(SVGURIReference::getTarget(stroke->uri()));
strokePaintServer = getPaintServerById(item->document(), id);
SVGElement* svgElement = static_cast<SVGElement*>(item->element());
ASSERT(svgElement && svgElement->document() && svgElement->isStyled());
if (item->isRenderPath() && strokePaintServer)
strokePaintServer->addClient(static_cast<SVGStyledElement*>(svgElement));
else if (!strokePaintServer && paintType == SVGPaint::SVG_PAINTTYPE_URI)
svgElement->document()->accessSVGExtensions()->addPendingResource(id, static_cast<SVGStyledElement*>(svgElement));
}
if (paintType != SVGPaint::SVG_PAINTTYPE_URI && !strokePaintServer) {
strokePaintServer = sharedSolidPaintServer();
SVGPaintServerSolid* strokePaintServerSolid = static_cast<SVGPaintServerSolid*>(strokePaintServer);
if (paintType == SVGPaint::SVG_PAINTTYPE_CURRENTCOLOR)
strokePaintServerSolid->setColor(style->color());
else
strokePaintServerSolid->setColor(stroke->color());
// FIXME: Ideally invalid colors would never get set on the RenderStyle and this could turn into an ASSERT
if (!strokePaintServerSolid->color().isValid())
strokePaintServer = 0;
}
return strokePaintServer;
}
DashArray dashArrayFromRenderingStyle(const RenderStyle* style)
{
DashArray array;
CSSValueList* dashes = style->svgStyle()->strokeDashArray();
if (dashes) {
CSSPrimitiveValue* dash = 0;
unsigned long len = dashes->length();
for (unsigned long i = 0; i < len; i++) {
dash = static_cast<CSSPrimitiveValue*>(dashes->itemWithoutBoundsCheck(i));
if (!dash)
continue;
array.append((float) dash->computeLengthFloat(const_cast<RenderStyle*>(style)));
}
}
return array;
}
} // namespace WebCore
#endif
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