smarti/src/components/Blockly/BlocklyWindow.js
2020-10-02 14:30:24 +02:00

97 lines
3.3 KiB
JavaScript

import React, { Component } from 'react';
import PropTypes from 'prop-types';
import { connect } from 'react-redux';
import { onChangeWorkspace, clearStats } from '../../actions/workspaceActions';
import * as De from './msg/de';
import BlocklyComponent from './BlocklyComponent';
import BlocklySvg from './BlocklySvg';
import * as Blockly from 'blockly/core';
import './blocks/index';
import './generator/index';
import { initialXml } from './initialXml.js';
class BlocklyWindow extends Component {
constructor(props) {
super(props);
this.simpleWorkspace = React.createRef();
Blockly.setLocale(De);
}
componentDidMount() {
const workspace = Blockly.getMainWorkspace();
this.props.onChangeWorkspace({});
this.props.clearStats();
workspace.addChangeListener((event) => {
this.props.onChangeWorkspace(event);
// switch on that a block is displayed disabled or not depending on whether it is correctly connected
// for SVG display, a deactivated block in the display is undesirable
if (this.props.blockDisabled) {
Blockly.Events.disableOrphans(event);
}
});
Blockly.svgResize(workspace);
}
componentDidUpdate(props) {
const workspace = Blockly.getMainWorkspace();
var xml = this.props.initialXml;
// if svg is true, then the update process is done in the BlocklySvg component
if (props.initialXml !== xml && !this.props.svg) {
// guarantees that the current xml-code (this.props.initialXml) is rendered
workspace.clear();
if (!xml) xml = initialXml;
Blockly.Xml.domToWorkspace(Blockly.Xml.textToDom(xml), workspace);
}
Blockly.svgResize(workspace);
}
render() {
return (
<div>
<BlocklyComponent ref={this.simpleWorkspace}
style={this.props.svg ? { height: 0 } : this.props.blocklyCSS}
readOnly={this.props.readOnly !== undefined ? this.props.readOnly : false}
trashcan={this.props.trashcan !== undefined ? this.props.trashcan : true}
renderer='geras'
zoom={{ // https://developers.google.com/blockly/guides/configure/web/zoom
controls: this.props.zoomControls !== undefined ? this.props.zoomControls : true,
wheel: false,
startScale: 1,
maxScale: 3,
minScale: 0.3,
scaleSpeed: 1.2
}}
grid={this.props.grid !== undefined && !this.props.grid ? {} :
{ // https://developers.google.com/blockly/guides/configure/web/grid
spacing: 20,
length: 1,
colour: '#4EAF47', // senseBox-green
snap: false
}}
media={'/media/blockly/'}
move={this.props.move !== undefined && !this.props.move ? {} :
{ // https://developers.google.com/blockly/guides/configure/web/move
scrollbars: true,
drag: true,
wheel: false
}}
initialXml={this.props.initialXml ? this.props.initialXml : initialXml}
>
</BlocklyComponent >
{this.props.svg && this.props.initialXml ? <BlocklySvg initialXml={this.props.initialXml} /> : null}
</div>
);
};
}
BlocklyWindow.propTypes = {
onChangeWorkspace: PropTypes.func.isRequired,
clearStats: PropTypes.func.isRequired
};
export default connect(null, { onChangeWorkspace, clearStats })(BlocklyWindow);