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// Copyright 2015 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.
syntax = "proto2";
import "layer.proto";
import "layer_selection_bound.proto";
import "layer_tree_settings.proto";
import "layer_tree_debug_state.proto";
import "property_tree.proto";
import "size.proto";
import "vector2df.proto";
package cc.proto;
option optimize_for = LITE_RUNTIME;
message LayerTreeHost {
// Not all members of LayerTreeHost are serialized, as they are not helpful
// for remote usage. See implementation of
// cc::LayerTreeHost::ToProtobufForCommit for details.
optional bool needs_full_tree_sync = 1;
optional bool needs_meta_info_recomputation = 2;
optional int32 source_frame_number = 3;
optional int32 meta_information_sequence_number = 4;
optional LayerNode root_layer = 5;
optional LayerUpdate layer_updates = 6;
optional int32 hud_layer_id = 7;
optional LayerTreeDebugState debug_state = 8;
optional Size device_viewport_size = 9;
optional bool top_controls_shrink_blink_size = 10;
optional float top_controls_height = 11;
optional float top_controls_shown_ratio = 12;
optional float device_scale_factor = 13;
optional float painted_device_scale_factor = 14;
optional float page_scale_factor = 15;
optional float min_page_scale_factor = 16;
optional float max_page_scale_factor = 17;
optional Vector2dF elastic_overscroll = 18;
optional bool has_gpu_rasterization_trigger = 19;
optional bool content_is_suitable_for_gpu_rasterization = 20;
optional uint32 background_color = 21; /* SkColor */
optional bool has_transparent_background = 22;
optional bool in_paint_layer_contents = 23;
optional int32 id = 24;
optional bool next_commit_forces_redraw = 25;
optional int32 overscroll_elasticity_layer_id = 26;
optional int32 page_scale_layer_id = 27;
optional int32 inner_viewport_scroll_layer_id = 28;
optional int32 outer_viewport_scroll_layer_id = 29;
optional LayerSelection selection = 30;
optional PropertyTrees property_trees = 31;
optional uint32 surface_id_namespace = 32;
optional uint32 next_surface_sequence = 33;
optional uint32 wheel_event_listener_properties = 34;
optional bool have_scroll_event_handlers = 35;
optional uint32 touch_event_listener_properties = 36;
repeated int32 layers_that_should_push_properties = 37;
}
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