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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 "rectf.proto";
import "scroll_offset.proto";
import "size.proto";
import "transform.proto";
import "vector2df.proto";
option optimize_for = LITE_RUNTIME;
package cc.proto;
// The messages declared in this file correspond to the classes declared in
// cc/trees/property_tree.h
// Proto for struct TransformNodeData.
// NEXT ID: 41
message TranformNodeData {
optional Transform pre_local = 1;
optional Transform local = 2;
optional Transform post_local = 3;
optional Transform to_parent = 4;
optional Transform to_target = 5;
optional Transform from_target = 6;
optional Transform to_screen = 7;
optional Transform from_screen = 8;
optional int64 target_id = 9;
optional int64 content_target_id = 10;
optional int64 source_node_id = 11;
optional bool needs_local_transform_update = 12;
optional bool is_invertible = 13;
optional bool ancestors_are_invertible = 14;
optional bool is_animated = 15;
optional bool to_screen_is_animated = 16;
optional bool has_only_translation_animations = 17;
optional bool to_screen_has_scale_animation = 18;
optional bool flattens_inherited_transform = 19;
optional bool node_and_ancestors_are_flat = 20;
optional bool node_and_ancestors_have_only_integer_translation = 21;
optional bool scrolls = 22;
optional bool needs_sublayer_scale = 23;
optional bool affected_by_inner_viewport_bounds_delta_x = 24;
optional bool affected_by_inner_viewport_bounds_delta_y = 25;
optional bool affected_by_outer_viewport_bounds_delta_x = 26;
optional bool affected_by_outer_viewport_bounds_delta_y = 27;
optional bool in_subtree_of_page_scale_layer = 28;
optional bool transform_changed = 40;
optional float post_local_scale_factor = 29;
optional float local_maximum_animation_target_scale = 30;
optional float local_starting_animation_scale = 31;
optional float combined_maximum_animation_target_scale = 32;
optional float combined_starting_animation_scale = 33;
optional Vector2dF sublayer_scale = 34;
optional ScrollOffset scroll_offset = 35;
optional Vector2dF scroll_snap = 36;
optional Vector2dF source_offset = 37;
optional Vector2dF source_to_parent = 38;
optional int64 sorting_context_id = 39;
}
// Proto for struct ClipNodeData.
// NEXT ID: 12
message ClipNodeData {
optional RectF clip = 1;
optional RectF combined_clip_in_target_space = 2;
optional RectF clip_in_target_space = 3;
optional int64 transform_id = 4;
optional int64 target_id = 5;
optional bool applies_local_clip = 6;
optional bool layer_clipping_uses_only_local_clip = 7;
optional bool target_is_clipped = 8;
optional bool layers_are_clipped = 9;
optional bool layers_are_clipped_when_surfaces_disabled = 10;
optional bool resets_clip = 11;
}
// Proto for struct EffectNodeData.
// NEXT ID: 11
message EffectNodeData {
optional float opacity = 1;
optional float screen_space_opacity = 2;
optional bool has_render_surface = 3;
optional bool has_copy_request = 4;
optional bool has_background_filters = 5;
optional bool is_drawn = 6;
optional bool has_animated_opacity = 7;
optional int64 num_copy_requests_in_subtree = 8;
optional int64 transform_id = 9;
optional int64 clip_id = 10;
}
// Proto for struct ScrollNodeData
// NEXT ID: 9
message ScrollNodeData {
optional bool scrollable = 1;
optional int32 main_thread_scrolling_reasons = 2;
optional bool contains_non_fast_scrollable_region = 3;
optional Size scroll_clip_layer_bounds = 4;
optional Size bounds = 5;
optional bool max_scroll_offset_affected_by_page_scale = 6;
optional bool is_inner_viewport_scroll_layer = 7;
optional bool is_outer_viewport_scroll_layer = 8;
optional Vector2dF offset_to_transform_parent = 9;
optional bool should_flatten = 10;
optional int64 transform_id = 11;
}
// This defines the proto used for all types of struct TreeNode.
message TreeNode {
// The following fields are the base TreeNode properties. This list
// corresponds to the data members from struct TreeNode.
optional int64 id = 1;
optional int64 parent_id = 2;
optional int64 owner_id = 3;
// The following fields correspond to the possible values for TreeNode::data.
// Only one of these fields should be set, based on the type of property tree
// this node belongs to.
optional TranformNodeData transform_node_data = 1000;
optional ClipNodeData clip_node_data = 1001;
optional EffectNodeData effect_node_data = 1002;
optional ScrollNodeData scroll_node_data = 1003;
}
// This defines the proto used for all property trees. PropertyType denotes the
// type of this tree.
message PropertyTree {
enum PropertyType {
Transform = 1;
Clip = 2;
Effect = 3;
Scroll = 4;
}
// The following fields are the base PropertyTree properties. This list
// corresponds to the data members from class PropertyTree.
optional PropertyType property_type = 1;
repeated TreeNode nodes = 2;
optional bool needs_update = 3;
// The following fields denote the data members for each subclass of
// PropertyTree. Only one of these fields should be set, depending on the type
// of this property tree.
optional TransformTreeData transform_tree_data = 1000;
}
// Proto for data members of class TransformTree.
message TransformTreeData {
optional bool source_to_parent_updates_allowed = 1;
optional float page_scale_factor = 2;
optional float device_scale_factor = 3;
optional float device_transform_scale_factor = 4;
repeated int64 nodes_affected_by_inner_viewport_bounds_delta = 7
[packed = true];
repeated int64 nodes_affected_by_outer_viewport_bounds_delta = 8
[packed = true];
}
// Proto for class PropertyTrees.
// NEXT ID: 11
message PropertyTrees {
optional PropertyTree transform_tree = 1;
optional PropertyTree effect_tree = 2;
optional PropertyTree clip_tree = 3;
optional PropertyTree scroll_tree = 7;
optional bool needs_rebuild = 4;
optional bool non_root_surfaces_enabled = 5;
optional int64 sequence_number = 6;
optional Vector2dF inner_viewport_container_bounds_delta = 8;
optional Vector2dF outer_viewport_container_bounds_delta = 9;
optional Vector2dF inner_viewport_scroll_bounds_delta = 10;
}
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