| /* |
| Copyright (C) 2006 Nikolas Zimmermann <zimmermann@kde.org> |
| |
| This file is part of the KDE project |
| |
| 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 |
| aint 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) && ENABLE(SVG_EXPERIMENTAL_FEATURES) |
| #include "SVGFEImage.h" |
| |
| #include "Image.h" |
| #include "SVGFEHelpersCg.h" |
| #include "CgSupport.h" |
| |
| namespace WebCore { |
| |
| CIFilter* SVGFEImage::getCIFilter(SVGResourceFilter* svgFilter) const |
| { |
| if (!cachedImage()) |
| return nil; |
| |
| CIFilter* filter; |
| BEGIN_BLOCK_OBJC_EXCEPTIONS; |
| CIImage* ciImage = [CIImage imageWithCGImage:cachedImage()->image()->getCGImageRef()]; |
| |
| // FIXME: There is probably a nicer way to perform both of these transforms. |
| filter = [CIFilter filterWithName:@"CIAffineTransform"]; |
| [filter setDefaults]; |
| [filter setValue:ciImage forKey:@"inputImage"]; |
| |
| CGAffineTransform cgTransform = CGAffineTransformMake(1,0,0,-1,0,cachedImage()->image()->rect().bottom()); |
| NSAffineTransform* nsTransform = [NSAffineTransform transform]; |
| [nsTransform setTransformStruct:*((NSAffineTransformStruct *)&cgTransform)]; |
| [filter setValue:nsTransform forKey:@"inputTransform"]; |
| |
| if (!subRegion().isEmpty()) { |
| CIFilter* scaleImage = [CIFilter filterWithName:@"CIAffineTransform"]; |
| [scaleImage setDefaults]; |
| [scaleImage setValue:[filter valueForKey:@"outputImage"] forKey:@"inputImage"]; |
| |
| cgTransform = CGAffineTransformMakeMapBetweenRects(CGRect(cachedImage()->image()->rect()), subRegion()); |
| [nsTransform setTransformStruct:*((NSAffineTransformStruct *)&cgTransform)]; |
| [scaleImage setValue:nsTransform forKey:@"inputTransform"]; |
| filter = scaleImage; |
| } |
| |
| FE_QUARTZ_OUTPUT_RETURN; |
| } |
| |
| } |
| |
| #endif // ENABLE(SVG) && ENABLE(SVG_EXPERIMENTAL_FEATURES) |