dc_bundle 0.39.1

Provides the DesignCompose Bundle and Definition
Documentation 
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// Copyright 2024 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

syntax = "proto3";

package designcompose.definition.element;

import "definition/element/path.proto";
import "definition/element/variable.proto";

option java_multiple_files = true;
option java_package = "com.android.designcompose.definition.element";
option optimize_for = LITE_RUNTIME;

// Represents the geometric shape of a visual element, such as a rectangle,
//  ellipse, or a custom path. It determines the boundaries of the element and
//  influences how it is rendered and interacted with within a design.
message ViewShape {
  // Defines the appearance of the stroke's end points (e.g., round, square).
  enum StrokeCap {
    STROKE_CAP_UNSPECIFIED = 0;
    STROKE_CAP_NONE = 1;
    STROKE_CAP_ROUND = 2;
    STROKE_CAP_SQUARE = 3;
    STROKE_CAP_LINE_ARROW = 4;
    STROKE_CAP_TRIANGLE_ARROW = 5;
    STROKE_CAP_CIRCLE_FILLED = 6;
    STROKE_CAP_DIAMOND_FILLED = 7;  // Not supported
  }

  // A container for other objects. Equivalent to a Compose Box or a Figma Frame
  message Box {
    bool is_mask = 1;
  }

  // A rounded rectangle
  message RoundRect {
    // Should have exactly four corners
    repeated NumOrVar corner_radii = 1;
    float corner_smoothing = 2;
    bool is_mask = 3;
  }

  // A vector path
  message VectorPath {
    repeated Path paths = 1;
    repeated Path strokes = 2;
    StrokeCap stroke_cap = 3;
    bool is_mask = 4;
  }

  // Represents a complex arc shape within a design.
  message VectorArc {
    // The outer path defining the overall shape of the arc.
    repeated Path paths = 1;
    // An optional inner path used for creating an outline or stroke effect.
    repeated Path strokes = 2;
    StrokeCap stroke_cap = 3;
    float start_angle_degrees = 4;
    float sweep_angle_degrees = 5;
    float inner_radius = 6;
    float corner_radius = 7;
    bool is_mask = 8;
  }

  // A shape defined by multiple paths, with potentially rounded corners
  message VectorRect {
    repeated Path paths = 1;
    repeated Path strokes = 2;
    repeated NumOrVar corner_radii = 3;  // Exactly 4
    bool is_mask = 4;
  }

  oneof shape {
    Box rect = 1;
    RoundRect round_rect = 2;
    VectorPath path = 3;
    VectorArc arc = 4;
    VectorRect vector_rect = 5;
  }
}