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      1 /*
      2  * Copyright (C) 2012 Adobe Systems Incorporated. All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions
      6  * are met:
      7  *
      8  * 1. Redistributions of source code must retain the above
      9  *    copyright notice, this list of conditions and the following
     10  *    disclaimer.
     11  * 2. Redistributions in binary form must reproduce the above
     12  *    copyright notice, this list of conditions and the following
     13  *    disclaimer in the documentation and/or other materials
     14  *    provided with the distribution.
     15  *
     16  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER AS IS AND ANY
     17  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     19  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE
     20  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
     21  * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     22  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
     23  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     24  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
     25  * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
     26  * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     27  * SUCH DAMAGE.
     28  */
     29 
     30 #ifndef CustomFilterTransformParameter_h
     31 #define CustomFilterTransformParameter_h
     32 
     33 #include "platform/PlatformExport.h"
     34 #include "platform/graphics/filters/custom/CustomFilterParameter.h"
     35 #include "platform/transforms/TransformOperations.h"
     36 
     37 namespace WebCore {
     38 
     39 class FloatSize;
     40 class TransformationMatrix;
     41 
     42 class PLATFORM_EXPORT CustomFilterTransformParameter : public CustomFilterParameter {
     43 public:
     44     static PassRefPtr<CustomFilterTransformParameter> create(const String& name)
     45     {
     46         return adoptRef(new CustomFilterTransformParameter(name));
     47     }
     48 
     49     virtual PassRefPtr<CustomFilterParameter> blend(const CustomFilterParameter* fromParameter, double progress);
     50 
     51     virtual bool operator==(const CustomFilterParameter&) const;
     52 
     53     void applyTransform(TransformationMatrix&, const FloatSize& boxSize) const;
     54 
     55     const TransformOperations& operations() const { return m_operations; }
     56     void setOperations(const TransformOperations& value) { m_operations = value; }
     57 
     58 private:
     59     CustomFilterTransformParameter(const String& name)
     60         : CustomFilterParameter(Transform, name)
     61     {
     62     }
     63     virtual ~CustomFilterTransformParameter()
     64     {
     65     }
     66 
     67     TransformOperations m_operations;
     68 };
     69 
     70 } // namespace WebCore
     71 
     72 #endif // CustomFilterTransformParameter_h
     73