1 /*

     2  * Copyright (C) 2005 Apple Computer, Inc.  All rights reserved.

     3  *           (C) 2006 Alexander Kellett <lypanov@kde.org>

     4  *               2006 Rob Buis <buis@kde.org>

     5  *

     6  * Redistribution and use in source and binary forms, with or without

     7  * modification, are permitted provided that the following conditions

     8  * are met:

     9  * 1. Redistributions of source code must retain the above copyright

    10  *    notice, this list of conditions and the following disclaimer.

    11  * 2. Redistributions in binary form must reproduce the above copyright

    12  *    notice, this list of conditions and the following disclaimer in the

    13  *    documentation and/or other materials provided with the distribution.

    14  *

    15  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY

    16  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

    17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

    18  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR

    19  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,

    20  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,

    21  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR

    22  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY

    23  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

    24  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE

    25  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 

    26  */

    27 

    28 #include "config.h"

    29 #if ENABLE(SVG)

    30 

    31 #include <wtf/Assertions.h>

    32 

    33 #include <ApplicationServices/ApplicationServices.h>

    34 #include "KCanvasRenderingStyle.h"

    35 #include "CgSupport.h"

    36 #include "RenderPath.h"

    37 #include "SVGRenderStyle.h"

    38 #include "SVGStyledElement.h"

    39 

    40 namespace WebCore {

    41 

    42 FloatRect RenderPath::strokeBBox() const

    43 {

    44     if (style()->svgStyle()->hasStroke())

    45         return strokeBoundingBox(path(), style(), this);

    46 

    47     return path().boundingRect();

    48 }

    49 

    50 

    51 bool RenderPath::strokeContains(const FloatPoint& point, bool requiresStroke) const

    52 {

    53     if (path().isEmpty())

    54         return false;

    55 

    56     if (requiresStroke && !KSVGPainterFactory::strokePaintServer(style(), this))

    57         return false;

    58 

    59     CGMutablePathRef cgPath = path().platformPath();

    60     

    61     CGContextRef context = scratchContext();

    62     CGContextSaveGState(context);

    63     

    64     CGContextBeginPath(context);

    65     CGContextAddPath(context, cgPath);

    66     applyStrokeStyleToContext(context, style(), this);

    67     bool hitSuccess = CGContextPathContainsPoint(context, point, kCGPathStroke);

    68     CGContextRestoreGState(context);

    69     

    70     return hitSuccess;

    71 }

    72 

    73 }

    74 

    75 #endif // ENABLE(SVG)