mirror of
https://github.com/google/blockly.git
synced 2026-01-23 00:30:10 +01:00
1647a3299a
* fix: Move @alias onto classes instead of constructors * fix: Fix JSDoc for constructors.
72 lines
1.7 KiB
JavaScript
72 lines
1.7 KiB
JavaScript
/**
|
|
* @license
|
|
* Copyright 2019 Google LLC
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*/
|
|
|
|
/**
|
|
* @fileoverview An object representing the top row of a rendered block.
|
|
*/
|
|
'use strict';
|
|
|
|
/**
|
|
* An object representing the top row of a rendered block.
|
|
* @class
|
|
*/
|
|
goog.module('Blockly.zelos.TopRow');
|
|
|
|
/* eslint-disable-next-line no-unused-vars */
|
|
const {ConstantProvider} = goog.requireType('Blockly.blockRendering.ConstantProvider');
|
|
const {TopRow: BaseTopRow} = goog.require('Blockly.blockRendering.TopRow');
|
|
|
|
|
|
/**
|
|
* An object containing information about what elements are in the top row of a
|
|
* block as well as sizing information for the top row.
|
|
* Elements in a top row can consist of corners, hats, spacers, and previous
|
|
* connections.
|
|
* After this constructor is called, the row will contain all non-spacer
|
|
* elements it needs.
|
|
* @extends {BaseTopRow}
|
|
* @alias Blockly.zelos.TopRow
|
|
*/
|
|
class TopRow extends BaseTopRow {
|
|
/**
|
|
* @param {!ConstantProvider} constants The rendering
|
|
* constants provider.
|
|
* @package
|
|
*/
|
|
constructor(constants) {
|
|
super(constants);
|
|
}
|
|
|
|
/**
|
|
* @override
|
|
*/
|
|
endsWithElemSpacer() {
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Render a round corner unless the block has an output connection.
|
|
* @override
|
|
*/
|
|
hasLeftSquareCorner(block) {
|
|
const hasHat =
|
|
(block.hat ? block.hat === 'cap' : this.constants_.ADD_START_HATS) &&
|
|
!block.outputConnection && !block.previousConnection;
|
|
return !!block.outputConnection || hasHat;
|
|
}
|
|
|
|
/**
|
|
* Render a round corner unless the block has an output connection.
|
|
* @override
|
|
*/
|
|
hasRightSquareCorner(block) {
|
|
return !!block.outputConnection && !block.statementInputCount &&
|
|
!block.nextConnection;
|
|
}
|
|
}
|
|
|
|
exports.TopRow = TopRow;
|