Move implementation of WebFilterOperations into cc

cc/output/filter_operation.cc

+// Copyright 2013 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "cc/output/filter_operation.h"
+
+namespace cc {
+
+bool FilterOperation::operator==(const FilterOperation& other) const {
+  if (type_ != other.type_)
+    return false;
+  if (type_ == COLOR_MATRIX)
+    return !memcmp(matrix_, other.matrix_, sizeof(matrix_));
+  if (type_ == DROP_SHADOW) {
+    return amount_ == other.amount_ &&
+           drop_shadow_offset_ == other.drop_shadow_offset_ &&
+           drop_shadow_color_ == other.drop_shadow_color_;
+  }
+  return amount_ == other.amount_;
+}
+
+FilterOperation::FilterOperation(FilterType type, float amount)
+    : type_(type),
+      amount_(amount),
+      drop_shadow_offset_(0, 0),
+      drop_shadow_color_(0),
+      zoom_inset_(0) {
+  DCHECK_NE(type_, DROP_SHADOW);
+  DCHECK_NE(type_, COLOR_MATRIX);
+  memset(matrix_, 0, sizeof(matrix_));
+}
+
+FilterOperation::FilterOperation(FilterType type,
+                                 gfx::Point offset,
+                                 float stdDeviation,
+                                 SkColor color)
+    : type_(type),
+      amount_(stdDeviation),
+      drop_shadow_offset_(offset),
+      drop_shadow_color_(color),
+      zoom_inset_(0) {
+  DCHECK_EQ(type_, DROP_SHADOW);
+  memset(matrix_, 0, sizeof(matrix_));
+}
+
+FilterOperation::FilterOperation(FilterType type, SkScalar matrix[20])
+    : type_(type),
+      amount_(0),
+      drop_shadow_offset_(0, 0),
+      drop_shadow_color_(0),
+      zoom_inset_(0) {
+  DCHECK_EQ(type_, COLOR_MATRIX);
+  memcpy(matrix_, matrix, sizeof(matrix_));
+}
+
+FilterOperation::FilterOperation(FilterType type, float amount, int inset)
+    : type_(type),
+      amount_(amount),
+      drop_shadow_offset_(0, 0),
+      drop_shadow_color_(0),
+      zoom_inset_(inset) {
+  DCHECK_EQ(type_, ZOOM);
+  memset(matrix_, 0, sizeof(matrix_));
+}
+
+}  // namespace cc