1 files changed, 74 insertions, 0 deletions
diff --git a/chromium/ui/views/animation/ink_drop_host_view.cc b/chromium/ui/views/animation/ink_drop_host_view.cc
new file mode 100644
index 00000000000..317645e6118
--- /dev/null
+++ b/chromium/ui/views/animation/ink_drop_host_view.cc
@@ -0,0 +1,74 @@
+// Copyright 2016 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 "ui/views/animation/ink_drop_host_view.h"
+
+#include "ui/gfx/color_palette.h"
+#include "ui/gfx/geometry/size_conversions.h"
+#include "ui/views/animation/ink_drop_hover.h"
+#include "ui/views/animation/square_ink_drop_animation.h"
+
+namespace views {
+
+// Default sizes for ink drop effects.
+const int kInkDropSize = 24;
+const int kInkDropLargeCornerRadius = 4;
+
+// The scale factor to compute the large ink drop size.
+const float kLargeInkDropScale = 1.333f;
+
+namespace {
+
+gfx::Size CalculateLargeInkDropSize(const gfx::Size small_size) {
+  return gfx::ScaleToCeiledSize(gfx::Size(small_size), kLargeInkDropScale);
+}
+
+}  // namespace
+
+// static
+const int InkDropHostView::kInkDropSmallCornerRadius = 2;
+
+InkDropHostView::InkDropHostView()
+    : ink_drop_size_(kInkDropSize, kInkDropSize) {}
+
+InkDropHostView::~InkDropHostView() {}
+
+void InkDropHostView::AddInkDropLayer(ui::Layer* ink_drop_layer) {
+  SetPaintToLayer(true);
+  layer()->SetFillsBoundsOpaquely(false);
+  layer()->Add(ink_drop_layer);
+  layer()->StackAtBottom(ink_drop_layer);
+}
+
+void InkDropHostView::RemoveInkDropLayer(ui::Layer* ink_drop_layer) {
+  layer()->Remove(ink_drop_layer);
+  SetPaintToLayer(false);
+}
+
+scoped_ptr<InkDropAnimation> InkDropHostView::CreateInkDropAnimation() const {
+  scoped_ptr<InkDropAnimation> animation(new SquareInkDropAnimation(
+      CalculateLargeInkDropSize(ink_drop_size_), kInkDropLargeCornerRadius,
+      ink_drop_size_, kInkDropSmallCornerRadius, GetInkDropCenter(),
+      GetInkDropBaseColor()));
+  return animation;
+}
+
+scoped_ptr<InkDropHover> InkDropHostView::CreateInkDropHover() const {
+  scoped_ptr<InkDropHover> hover(
+      new InkDropHover(ink_drop_size_, kInkDropSmallCornerRadius,
+                       GetInkDropCenter(), GetInkDropBaseColor()));
+  hover->set_explode_size(CalculateLargeInkDropSize(ink_drop_size_));
+  return hover;
+}
+
+gfx::Point InkDropHostView::GetInkDropCenter() const {
+  return GetLocalBounds().CenterPoint();
+}
+
+SkColor InkDropHostView::GetInkDropBaseColor() const {
+  NOTREACHED();
+  return gfx::kPlaceholderColor;
+}
+
+}  // namespace views