src/usage_stats/usage_stats.proto

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syntax = "proto2";

package mozc.usage_stats;

message Stats {
  required string name = 1;
  enum Type {
    COUNT = 0;
    TIMING = 1;
    INTEGER = 2;
    BOOLEAN = 3;
    VIRTUAL_KEYBOARD = 4;
  };
  required Type type = 2;

  // count
  optional uint32 count = 3;

  // timing
  optional uint64 total_time = 10;
  optional uint32 num_timings = 4;
  optional uint32 avg_time = 5;
  optional uint32 min_time = 6;
  optional uint32 max_time = 7;

  // integer
  optional int32 int_value = 8;

  // boolean
  optional bool boolean_value = 9;

  message DoubleValueStats {
    optional uint32 num = 1;
    optional double total = 2;
    optional double square_total = 3;
  }
  // virtual keyboard stats
  message TouchEventStats {
    optional uint32 source_id = 1;
    // Start position x,y of a touch event.
    // x, y: keyboard left-top is (0, 0), right-bottom is (1, 1).
    // These values can be negative or greater than one,
    // if a user's touching point is outside of the keyboard.
    optional DoubleValueStats start_x_stats = 2;
    optional DoubleValueStats start_y_stats = 3;
    // Direction of touch event.
    optional DoubleValueStats direction_x_stats = 4;
    optional DoubleValueStats direction_y_stats = 5;
    // Time length of touch event (in seconds).
    optional DoubleValueStats time_length_stats = 6;
  }
  message VirtualKeyboardStats {
    optional string keyboard_name = 1;
    repeated TouchEventStats touch_event_stats = 2;
  }
  repeated VirtualKeyboardStats virtual_keyboard_stats = 11;
};