text: /**
   * @license
   * Copyright 2019 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.
   */
  
  /**
   * @fileoverview Objects representing elements in a row of a rendered
   * block.
   * @author fenichel@google.com (Rachel Fenichel)
   */
  
  goog.provide('Blockly.blockRendering.Field');
  goog.provide('Blockly.blockRendering.Hat');
  goog.provide('Blockly.blockRendering.Icon');
  goog.provide('Blockly.blockRendering.InRowSpacer');
  goog.provide('Blockly.blockRendering.JaggedEdge');
  goog.provide('Blockly.blockRendering.RoundCorner');
  goog.provide('Blockly.blockRendering.SquareCorner');
  
  goog.require('Blockly.blockRendering.Measurable');
  goog.require('Blockly.blockRendering.Types');
  goog.require('Blockly.utils.object');
  
  
  /**
   * An object containing information about the space an icon takes up during
   * rendering
   * @param {!Blockly.blockRendering.ConstantProvider} constants The rendering
   *   constants provider.
   * @param {!Blockly.Icon} icon The icon to measure and store information for.
   * @package
   * @constructor
   * @extends {Blockly.blockRendering.Measurable}
   */
  Blockly.blockRendering.Icon = function(constants, icon) {
    Blockly.blockRendering.Icon.superClass_.constructor.call(this, constants);
    this.icon = icon;
    this.isVisible = icon.isVisible();
    this.type |= Blockly.blockRendering.Types.ICON;
  
    var size = icon.getCorrectedSize();
    this.height = size.height;
    this.width = size.width;
  };
  Blockly.utils.object.inherits(Blockly.blockRendering.Icon,
      Blockly.blockRendering.Measurable);
  
  /**
   * An object containing information about the jagged edge of a collapsed block
   * takes up during rendering
   * @param {!Blockly.blockRendering.ConstantProvider} constants The rendering
   *   constants provider.
   * @package
   * @constructor
   * @extends {Blockly.blockRendering.Measurable}
   */
  Blockly.blockRendering.JaggedEdge = function(constants) {
    Blockly.blockRendering.JaggedEdge.superClass_.constructor.call(
        this, constants);
    this.type |= Blockly.blockRendering.Types.JAGGED_EDGE;
    this.height = this.constants_.JAGGED_TEETH.height;
    this.width = this.constants_.JAGGED_TEETH.width;
  };
  Blockly.utils.object.inherits(Blockly.blockRendering.JaggedEdge,
      Blockly.blockRendering.Measurable);
  
  
  /**
   * An object containing information about the space a field takes up during
   * rendering
   * @param {!Blockly.blockRendering.ConstantProvider} constants The rendering
   *   constants provider.
   * @param {!Blockly.Field} field The field to measure and store information for.
   * @param {!Blockly.Input} parentInput The parent input for the field.
   * @package
   * @constructor
   * @extends {Blockly.blockRendering.Measurable}
   */
  Blockly.blockRendering.Field = function(constants, field, parentInput) {
    Blockly.blockRendering.Field.superClass_.constructor.call(this, constants);
    this.field = field;
    this.isEditable = field.isCurrentlyEditable();
    this.flipRtl = field.getFlipRtl();
    this.type |= Blockly.blockRendering.Types.FIELD;
  
    var size = this.field.getSize();
    this.height = size.height;
    this.width = size.width;
    this.parentInput = parentInput;
  };
  Blockly.utils.object.inherits(Blockly.blockRendering.Field,
      Blockly.blockRendering.Measurable);
  
  /**
   * An object containing information about the space a hat takes up during
   * rendering.
   * @param {!Blockly.blockRendering.ConstantProvider} constants The rendering
   *   constants provider.
   * @package
   * @constructor
   * @extends {Blockly.blockRendering.Measurable}
   */
  Blockly.blockRendering.Hat = function(constants) {
    Blockly.blockRendering.Hat.superClass_.constructor.call(this, constants);
    this.type |= Blockly.blockRendering.Types.HAT;
    this.height = this.constants_.START_HAT.height;
    this.width = this.constants_.START_HAT.width;
    this.ascenderHeight = this.height;
  
  };
  Blockly.utils.object.inherits(Blockly.blockRendering.Hat,
      Blockly.blockRendering.Measurable);
  
  /**
   * An object containing information about the space a square corner takes up
   * during rendering.
   * @param {!Blockly.blockRendering.ConstantProvider} constants The rendering
   *   constants provider.
   * @param {string=} opt_position The position of this corner.
   * @package
   * @constructor
   * @extends {Blockly.blockRendering.Measurable}
   */
  Blockly.blockRendering.SquareCorner = function(constants, opt_position) {
    Blockly.blockRendering.SquareCorner.superClass_.constructor.call(this,
        constants);
    this.type = ((!opt_position || opt_position == 'left') ?
        Blockly.blockRendering.Types.LEFT_SQUARE_CORNER :
        Blockly.blockRendering.Types.RIGHT_SQUARE_CORNER) |
            Blockly.blockRendering.Types.CORNER;
    this.height = this.constants_.NO_PADDING;
    this.width = this.constants_.NO_PADDING;
  
  };
  Blockly.utils.object.inherits(Blockly.blockRendering.SquareCorner,
      Blockly.blockRendering.Measurable);
  
  /**
   * An object containing information about the space a rounded corner takes up
   * during rendering.
   * @param {!Blockly.blockRendering.ConstantProvider} constants The rendering
   *   constants provider.
   * @param {string=} opt_position The position of this corner.
   * @package
   * @constructor
   * @extends {Blockly.blockRendering.Measurable}
   */
  Blockly.blockRendering.RoundCorner = function(constants, opt_position) {
    Blockly.blockRendering.RoundCorner.superClass_.constructor.call(this,
        constants);
    this.type = ((!opt_position || opt_position == 'left') ?
        Blockly.blockRendering.Types.LEFT_ROUND_CORNER :
        Blockly.blockRendering.Types.RIGHT_ROUND_CORNER) |
            Blockly.blockRendering.Types.CORNER;
    this.width = this.constants_.CORNER_RADIUS;
    // The rounded corner extends into the next row by 4 so we only take the
    // height that is aligned with this row.
    this.height = this.constants_.CORNER_RADIUS / 2;
  
  };
  Blockly.utils.object.inherits(Blockly.blockRendering.RoundCorner,
      Blockly.blockRendering.Measurable);
  
  /**
   * An object containing information about a spacer between two elements on a
   * row.
   * @param {!Blockly.blockRendering.ConstantProvider} constants The rendering
   *   constants provider.
   * @param {number} width The width of the spacer.
   * @package
   * @constructor
   * @extends {Blockly.blockRendering.Measurable}
   */
  Blockly.blockRendering.InRowSpacer = function(constants, width) {
    Blockly.blockRendering.InRowSpacer.superClass_.constructor.call(this,
        constants);
    this.type |= Blockly.blockRendering.Types.SPACER |
        Blockly.blockRendering.Types.IN_ROW_SPACER;
    this.width = width;
    this.height = this.constants_.SPACER_DEFAULT_HEIGHT;
  };
  Blockly.utils.object.inherits(Blockly.blockRendering.InRowSpacer,
      Blockly.blockRendering.Measurable);
  
  