syntax = "proto3";

package render;

option go_package = "github.com/limpidchart/lc-proto/render/v0;render";

import "color.proto";
import "view_values.proto";

import "google/protobuf/wrappers.proto";

// ChartView represents options to configure chart view.
message ChartView {
  // ChartViewKind contains available view kinds.
  enum ChartViewKind {
    UNSPECIFIED_KIND = 0;
    AREA = 1;
    HORIZONTAL_BAR = 2;
    LINE = 3;
    SCATTER = 4;
    VERTICAL_BAR = 5;
  }

  // ChartViewBarLabelPosition contains available view label positions.
  enum ChartViewBarLabelPosition {
    UNSPECIFIED_BAR_LABEL_POSITION = 0;
    START_OUTSIDE = 1;
    START_INSIDE = 2;
    CENTER = 3;
    END_INSIDE = 4;
    END_OUTSIDE = 5;
  }

  // ChartViewPointType contains available view point types.
  enum ChartViewPointType {
    UNSPECIFIED_POINT_TYPE = 0;
    CIRCLE = 1;
    SQUARE = 2;
    X = 3;
  }

  // ChartViewPointLabelPosition contains available view point label positions.
  enum ChartViewPointLabelPosition {
    UNSPECIFIED_POINT_LABEL_POSITION = 0;
    TOP = 1;
    TOP_RIGHT = 2;
    TOP_LEFT = 3;
    LEFT = 4;
    RIGHT = 5;
    BOTTOM = 6;
    BOTTOM_LEFT = 7;
    BOTTOM_RIGHT = 8;
  }

  // One of the available view kinds.
  ChartViewKind kind = 1;

  // View values with one of available kind of values.
  oneof values {
    ChartViewScalarValues scalar_values = 2;
    ChartViewPointsValues points_values = 3;
    ChartViewBarsValues bars_values = 4;
  }

  // Configured colors for view.
  ChartViewColors colors = 5;

  // Set bar label visibility for view with bars.
  google.protobuf.BoolValue bar_label_visible = 6;

  // One of the available bar label positions for view with bars.
  ChartViewBarLabelPosition bar_label_position = 7;

  // Set point visibility for view with points.
  google.protobuf.BoolValue point_visible = 8;

  // One of the available point types for view with points.
  ChartViewPointType point_type = 9;

  // Set point label visibility for view with points.
  google.protobuf.BoolValue point_label_visible = 10;

  // One of the available point label positions for view with points.
  ChartViewPointLabelPosition point_label_position = 11;
}

// ChartViewColors represents options to configure view colors.
message ChartViewColors {
  // View fill color.
  ChartElementColor fill = 1;

  // View stroke color.
  ChartElementColor stroke = 2;

  // View point fill color.
  ChartElementColor point_fill = 3;

  // View point stroke color.
  ChartElementColor point_stroke = 4;
}