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Diffstat (limited to 'cc/layers/picture_image_layer_impl.cc')
-rw-r--r-- | cc/layers/picture_image_layer_impl.cc | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/cc/layers/picture_image_layer_impl.cc b/cc/layers/picture_image_layer_impl.cc new file mode 100644 index 0000000..9c478f0 --- /dev/null +++ b/cc/layers/picture_image_layer_impl.cc @@ -0,0 +1,45 @@ +// 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/layers/picture_image_layer_impl.h" + +#include "cc/debug/debug_colors.h" +#include "cc/trees/layer_tree_impl.h" + +namespace cc { + +PictureImageLayerImpl::PictureImageLayerImpl(LayerTreeImpl* treeImpl, int id) + : PictureLayerImpl(treeImpl, id) { +} + +PictureImageLayerImpl::~PictureImageLayerImpl() { +} + +const char* PictureImageLayerImpl::LayerTypeAsString() const { + return "PictureImageLayer"; +} + +scoped_ptr<LayerImpl> PictureImageLayerImpl::CreateLayerImpl( + LayerTreeImpl* treeImpl) { + return PictureImageLayerImpl::Create(treeImpl, id()).PassAs<LayerImpl>(); +} + +void PictureImageLayerImpl::GetDebugBorderProperties( + SkColor* color, float* width) const { + *color = DebugColors::ImageLayerBorderColor(); + *width = DebugColors::ImageLayerBorderWidth(layer_tree_impl()); +} + +void PictureImageLayerImpl::CalculateRasterContentsScale( + bool animating_transform_to_screen, + float* raster_contents_scale, + float* low_res_raster_contents_scale) { + // Don't scale images during rastering to ensure image quality, save memory + // and avoid frequent re-rastering on change of scale. + *raster_contents_scale = std::max(1.f, MinimumContentsScale()); + // We don't need low res tiles. + *low_res_raster_contents_scale = *raster_contents_scale; +} + +} // namespace cc |