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      1 // Copyright 2013 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "skia/ext/opacity_draw_filter.h"
      6 #include "third_party/skia/include/core/SkPaint.h"
      7 
      8 namespace skia {
      9 
     10 OpacityDrawFilter::OpacityDrawFilter(float opacity,
     11                                      bool disable_image_filtering)
     12     : alpha_(SkScalarRoundToInt(opacity * 255)),
     13       disable_image_filtering_(disable_image_filtering) {}
     14 
     15 OpacityDrawFilter::~OpacityDrawFilter() {}
     16 
     17 bool OpacityDrawFilter::filter(SkPaint* paint, Type type) {
     18   if (alpha_ < 255)
     19     paint->setAlpha(alpha_);
     20   if (disable_image_filtering_)
     21     paint->setFilterLevel(SkPaint::kNone_FilterLevel);
     22   return true;
     23 }
     24 
     25 }  // namespace skia
     26 
     27 
     28