root/cc/layers/nine_patch_layer.cc

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DEFINITIONS

This source file includes following definitions.
  1. Create
  2. CreateLayerImpl
  3. SetBorder
  4. SetAperture
  5. SetFillCenter
  6. PushPropertiesTo

// Copyright 2012 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/layers/nine_patch_layer.h"

#include "cc/layers/nine_patch_layer_impl.h"
#include "cc/resources/prioritized_resource.h"
#include "cc/resources/resource_update.h"
#include "cc/resources/resource_update_queue.h"
#include "cc/resources/scoped_ui_resource.h"
#include "cc/resources/ui_resource_bitmap.h"
#include "cc/trees/layer_tree_host.h"

namespace cc {

scoped_refptr<NinePatchLayer> NinePatchLayer::Create() {
  return make_scoped_refptr(new NinePatchLayer());
}

NinePatchLayer::NinePatchLayer() : fill_center_(false) {}

NinePatchLayer::~NinePatchLayer() {}

scoped_ptr<LayerImpl> NinePatchLayer::CreateLayerImpl(
    LayerTreeImpl* tree_impl) {
  return NinePatchLayerImpl::Create(tree_impl, id()).PassAs<LayerImpl>();
}

void NinePatchLayer::SetBorder(const gfx::Rect& border) {
  if (border == border_)
    return;
  border_ = border;
  SetNeedsCommit();
}

void NinePatchLayer::SetAperture(const gfx::Rect& aperture) {
  if (image_aperture_ == aperture)
    return;

  image_aperture_ = aperture;
  SetNeedsCommit();
}

void NinePatchLayer::SetFillCenter(bool fill_center) {
  if (fill_center_ == fill_center)
    return;

  fill_center_ = fill_center;
  SetNeedsCommit();
}

void NinePatchLayer::PushPropertiesTo(LayerImpl* layer) {
  UIResourceLayer::PushPropertiesTo(layer);
  NinePatchLayerImpl* layer_impl = static_cast<NinePatchLayerImpl*>(layer);

  if (!ui_resource_holder_) {
    layer_impl->SetUIResourceId(0);
  } else {
    DCHECK(layer_tree_host());

    layer_impl->SetLayout(image_aperture_, border_, fill_center_);
  }
}

}  // namespace cc

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