Create blockly.js
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Silver Kuusik
GitHub
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window.addEventListener("load", function() {
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// To remember the control_if blockId
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var controlBlockId = "";
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// Change the if block to be more cheerful
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Blockly.Msg.LOGIC_HUE = '#44CC00';
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// Remote previous and next statement from control_if block
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Blockly.defineBlocksWithJsonArray([
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{
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"type": "controls_if",
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"message0": "%{BKY_CONTROLS_IF_MSG_IF} %1",
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"args0": [
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{
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"type": "input_value",
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"name": "IF0",
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"check": "Boolean"
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}
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],
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"message1": "%{BKY_CONTROLS_IF_MSG_THEN} %1",
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"args1": [
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{
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"type": "input_statement",
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"name": "DO0"
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}
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],
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"colour": "%{BKY_LOGIC_HUE}",
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"helpUrl": "%{BKY_CONTROLS_IF_HELPURL}",
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"mutator": "controls_if_mutator",
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"extensions": ["controls_if_tooltip"]
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}
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]);
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// Make control_if mutator icon bigger
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Blockly.Icon.prototype.renderIcon = function(cursorX) {
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if (this.collapseHidden && this.block_.isCollapsed()) {
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this.iconGroup_.setAttribute('display', 'none');
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return cursorX;
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}
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this.iconGroup_.setAttribute('display', 'block');
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var SIZE = 1.7;
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var TOP_MARGIN = 2;
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var LEFT_MARGIN = 5;
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var width = this.SIZE;
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if (this.block_.RTL) {
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cursorX -= width;
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}
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this.iconGroup_.setAttribute('transform',
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'translate(' + LEFT_MARGIN + ',' + TOP_MARGIN + ') scale(' + SIZE + ')');
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this.computeIconLocation();
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if (this.block_.RTL) {
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cursorX -= Blockly.BlockSvg.SEP_SPACE_X;
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} else {
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cursorX += width + Blockly.BlockSvg.SEP_SPACE_X;
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}
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return cursorX;
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};
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// When mouse click occures on Blockly workspace
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Blockly.utils.isRightButton = function(e) {
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var target = e.target;
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// When control_if block is in use
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if (controlBlockId != "") {
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// When the user clicks anywhere outside the mutator and not on the mutator icon
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if (!$(target).is('.blocklyBubbleCanvas') && !$(target).parents().is('.blocklyBubbleCanvas')) {
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if (!$(target).is('.blocklyIconGroup') && !$(target).parents().is('.blocklyIconGroup')) {
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// Hide the mutator
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workspace.getBlockById(controlBlockId).mutator.setVisible(false);
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}
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}
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}
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// Disable right click on Blockly workspace
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return false;
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};
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Blockly.Blocks['sumorobot_sleep'] = {
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init: function() {
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this.setColour("#E64C00");
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this.appendDummyInput()
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.appendField("sleep")
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.appendField(new Blockly.FieldTextInput('1000',
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Blockly.FieldNumber.numberValidator), 'SLEEP');
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this.setPreviousStatement(true);
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this.setNextStatement(true);
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}
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};
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Blockly.Blocks['sumorobot_move'] = {
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init: function() {
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var OPERATORS = [
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['move stop', 'STOP'],
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['move left', 'LEFT'],
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['move right', 'RIGHT'],
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['move search', 'SEARCH'],
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['move forward', 'FORWARD'],
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['move backward', 'BACKWARD']
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];
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this.setColour("#E60000");
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var dropdown = new Blockly.FieldDropdown(OPERATORS);
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this.appendDummyInput().appendField(dropdown, 'MOVE');
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this.setPreviousStatement(true);
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this.setNextStatement(true);
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}
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};
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Blockly.Blocks['sumorobot_opponent'] = {
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init: function() {
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this.setColour("#0099E6");
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this.appendDummyInput().appendField('opponent');
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this.setOutput(true, 'Boolean');
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}
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};
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Blockly.Blocks['sumorobot_line'] = {
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init: function() {
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var OPERATORS = [
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['line left', 'LEFT'],
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['line right', 'RIGHT']
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];
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this.setColour("#E6BF00");
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var dropdown = new Blockly.FieldDropdown(OPERATORS);
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this.appendDummyInput().appendField(dropdown, 'LINE');
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this.setOutput(true, 'Boolean');
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}
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};
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Blockly.Python['sumorobot_sleep'] = function(block) {
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var code = 'sumorobot.sleep(' + parseFloat(block.getFieldValue('SLEEP')) + ', "' + block.id + '")\n';
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return code;
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};
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Blockly.Python['sumorobot_move'] = function(block) {
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var code = 'sumorobot.move(' + block.getFieldValue('MOVE') + ', "' + block.id + '")\n';
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return code;
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};
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Blockly.Python['sumorobot_opponent'] = function(block) {
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var code = 'sumorobot.is_opponent("' + block.id + '")';
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return [code, Blockly.Python.ORDER_ATOMIC];
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};
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Blockly.Python['sumorobot_line'] = function(block) {
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var code = 'sumorobot.is_line(' + block.getFieldValue('LINE') + ', "' + block.id + '")';
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return [code, Blockly.Python.ORDER_ATOMIC];
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};
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// Inject Blockly
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var blocklyArea = document.getElementById('blocklyArea');
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var blocklyDiv = document.getElementById('blocklyDiv');
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var workspace = Blockly.inject(blocklyDiv, {
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scrollbars: false,
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media: 'assets/blockly/media/',
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trashcan: true,
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sounds: true,
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zoom: {
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controls: true,
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startScale: 1.2
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},
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toolbox: document.getElementById('toolbox')
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});
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// On Blockly resize
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var onresize = function(e) {
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// Compute the absolute coordinates and dimensions of blocklyArea.
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var element = blocklyArea;
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var x = 0;
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var y = 0;
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do {
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x += element.offsetLeft;
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y += element.offsetTop;
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element = element.offsetParent;
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} while (element);
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// Position blocklyDiv over blocklyArea
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blocklyDiv.style.left = x + 'px';
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blocklyDiv.style.top = y + 'px';
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blocklyDiv.style.width = blocklyArea.offsetWidth + 'px';
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blocklyDiv.style.height = blocklyArea.offsetHeight + 'px';
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};
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window.addEventListener('resize', onresize, false);
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onresize();
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Blockly.svgResize(workspace);
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// Retrieve the blocks
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var xml = Blockly.Xml.textToDom(getLocalStorageItem("sumorobot.blockly"));
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// Resume the blocks
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Blockly.Xml.domToWorkspace(xml, workspace);
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// On Blockly code change
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function onCodeChanged(event) {
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// When the if condition block was created
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if (event.type == Blockly.Events.CREATE && event.xml.getAttributeNode("type").nodeValue == "controls_if") {
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// Remember the control_if block id
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controlBlockId = event.blockId;
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// Get the control_if block object
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var block = workspace.getBlockById(event.blockId);
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// When the control_if block doesn't already have an else
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if (block.elseCount_ == 0) {
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// Automatically add the else statement input
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block.elseCount_ = 1;
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block.updateShape_();
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}
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// When the if condition block was removed
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} else if (event.type == Blockly.Events.DELETE && event.oldXml.getAttributeNode("type").nodeValue == "controls_if") {
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// Remove the control_if block id
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controlBlockId = "";
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// Enable the if condition block
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workspace.updateToolbox(document.getElementById("toolbox"));
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}
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// Only process change and move commands
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if (event.type != Blockly.Events.CHANGE && event.type != Blockly.Events.MOVE) return;
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// Generate code from the used blocks
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sumorobot.setBlocklyCode(Blockly.Python.workspaceToCode(workspace));
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// Show the code in the ace editor, filter out block IDs
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readOnlyCodingEditor.setValue("\n" + sumorobot.getBlocklyCode().replace(/[,]?[ ]?"(.*?)"/g, ""));
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readOnlyCodingEditor.clearSelection();
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// Save the code to the local storage
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var xml = Blockly.Xml.workspaceToDom(workspace);
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localStorage.setItem("sumorobot.blockly", Blockly.Xml.domToText(xml));
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// When control_if block is used
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if (controlBlockId != "") {
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// Disable the if condition block
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workspace.updateToolbox(document.getElementById("toolbox_no_if"));
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}
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}
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// Add a change listener to Blockly
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workspace.addChangeListener(onCodeChanged);
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// Set a click listener on the document
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$(document).click(function(e) {
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var target = e.target;
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// When control_if block is in use
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if (controlBlockId != "") {
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// When the user clicks anywhere outside the mutator and not on the mutator icon
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if (!$(target).is('.blocklyBubbleCanvas') && !$(target).parents().is('.blocklyBubbleCanvas')) {
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if (!$(target).is('.blocklyIconGroup') && !$(target).parents().is('.blocklyIconGroup')) {
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// Hide the mutator
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workspace.getBlockById(controlBlockId).mutator.setVisible(false);
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}
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}
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}
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});
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});
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