sumorobot-web/assets/js/blockly.js

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// Blockly workspace
var workspace;
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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 = '#24c74f';
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// Remote previous and next statement from control_if block
Blockly.defineBlocksWithJsonArray([
{
"type": "controls_if",
"message0": "%{BKY_CONTROLS_IF_MSG_IF} %1",
"args0": [
{
"type": "input_value",
"name": "IF0",
"check": "Boolean"
}
],
"message1": "%{BKY_CONTROLS_IF_MSG_THEN} %1",
"args1": [
{
"type": "input_statement",
"name": "DO0"
}
],
"colour": "%{BKY_LOGIC_HUE}",
"helpUrl": "%{BKY_CONTROLS_IF_HELPURL}",
"mutator": "controls_if_mutator",
"extensions": ["controls_if_tooltip"]
}
]);
// Make control_if mutator icon bigger
Blockly.Icon.prototype.renderIcon = function(cursorX) {
if (this.collapseHidden && this.block_.isCollapsed()) {
this.iconGroup_.setAttribute('display', 'none');
return cursorX;
}
this.iconGroup_.setAttribute('display', 'block');
var SIZE = 1.7;
var TOP_MARGIN = 2;
var LEFT_MARGIN = 5;
var width = this.SIZE;
if (this.block_.RTL) {
cursorX -= width;
}
this.iconGroup_.setAttribute('transform',
'translate(' + LEFT_MARGIN + ',' + TOP_MARGIN + ') scale(' + SIZE + ')');
this.computeIconLocation();
if (this.block_.RTL) {
cursorX -= Blockly.BlockSvg.SEP_SPACE_X;
} else {
cursorX += width + Blockly.BlockSvg.SEP_SPACE_X;
}
return cursorX;
};
// When mouse click occures on Blockly workspace
Blockly.utils.isRightButton = function(e) {
var target = e.target;
// 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
if (!$(target).is('.blocklyBubbleCanvas') && !$(target).parents().is('.blocklyBubbleCanvas')) {
if (!$(target).is('.blocklyIconGroup') && !$(target).parents().is('.blocklyIconGroup')) {
// Hide the mutator
workspace.getBlockById(controlBlockId).mutator.setVisible(false);
}
}
}
// Disable right click on Blockly workspace
return false;
};
Blockly.Blocks['sumorobot_sleep'] = {
init: function() {
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this.setColour('#e98017');
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this.appendDummyInput()
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.appendField('sleep')
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.appendField(new Blockly.FieldTextInput('1000',
Blockly.FieldNumber.numberValidator), 'SLEEP');
this.setPreviousStatement(true);
this.setNextStatement(true);
}
};
Blockly.Blocks['sumorobot_move'] = {
init: function() {
var OPERATORS = [
['move stop', 'STOP'],
['move left', 'LEFT'],
['move right', 'RIGHT'],
['move search', 'SEARCH'],
['move forward', 'FORWARD'],
['move backward', 'BACKWARD']
];
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this.setColour('#d6382d');
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var dropdown = new Blockly.FieldDropdown(OPERATORS);
this.appendDummyInput().appendField(dropdown, 'MOVE');
this.setPreviousStatement(true);
this.setNextStatement(true);
}
};
Blockly.Blocks['sumorobot_opponent'] = {
init: function() {
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this.setColour('#0099E6');
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this.appendDummyInput().appendField('opponent');
this.setOutput(true, 'Boolean');
}
};
Blockly.Blocks['sumorobot_line'] = {
init: function() {
var OPERATORS = [
['line left', 'LEFT'],
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['line right', 'RIGHT'],
['line middle', 'MIDDLE']
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];
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this.setColour('#E6BF00');
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var dropdown = new Blockly.FieldDropdown(OPERATORS);
this.appendDummyInput().appendField(dropdown, 'LINE');
this.setOutput(true, 'Boolean');
}
};
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;
};
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;
};
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];
};
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];
};
// Inject Blockly
var blocklyArea = document.getElementById('blocklyArea');
var blocklyDiv = document.getElementById('blocklyDiv');
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workspace = Blockly.inject(blocklyDiv, {
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media: 'assets/blockly/media/',
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scrollbars: false,
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trashcan: true,
sounds: true,
zoom: {
controls: true,
startScale: 1.2
},
toolbox: document.getElementById('toolbox')
});
// On Blockly resize
var onresize = function(e) {
// Compute the absolute coordinates and dimensions of blocklyArea.
var element = blocklyArea;
var x = 0;
var y = 0;
do {
x += element.offsetLeft;
y += element.offsetTop;
element = element.offsetParent;
} while (element);
// Position blocklyDiv over blocklyArea
blocklyDiv.style.left = x + 'px';
blocklyDiv.style.top = y + 'px';
blocklyDiv.style.width = blocklyArea.offsetWidth + 'px';
blocklyDiv.style.height = blocklyArea.offsetHeight + 'px';
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// Resize the blockly svg
Blockly.svgResize(workspace);
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};
window.addEventListener('resize', onresize, false);
onresize();
// Retrieve the blocks
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var code = getLocalStorageItem('sumorobot.blockly');
// When there is code
if (code) {
// Convert it to XML
var xml = Blockly.Xml.textToDom(code);
// Resume the blocks from the XML
Blockly.Xml.domToWorkspace(xml, workspace);
}
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// On Blockly code change
function onCodeChanged(event) {
// 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
controlBlockId = event.blockId;
// Get the control_if block object
var block = workspace.getBlockById(event.blockId);
// When the control_if block doesn't already have an else
if (block.elseCount_ == 0) {
// Automatically add the else statement input
block.elseCount_ = 1;
block.updateShape_();
}
// 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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}
// Only process change and move commands
if (event.type != Blockly.Events.CHANGE && event.type != Blockly.Events.MOVE) return;
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// Show the code in the ace editor, filter out block IDs
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readOnlyCodingEditor.setValue(Blockly.Python.workspaceToCode(workspace).replace(/;;.{20}/g, ''));
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readOnlyCodingEditor.clearSelection();
// Save the code to the local storage
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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// Add the change listener to Blockly
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workspace.addChangeListener(onCodeChanged);
// Set a click listener on the document
$(document).click(function(e) {
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// Get the event target
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var target = e.target;
// When control_if block is in use
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if (controlBlockId != '') {
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// When the user clicks anywhere outside the mutator and not on the mutator icon
if (!$(target).is('.blocklyBubbleCanvas') && !$(target).parents().is('.blocklyBubbleCanvas')) {
if (!$(target).is('.blocklyIconGroup') && !$(target).parents().is('.blocklyIconGroup')) {
// Hide the mutator
workspace.getBlockById(controlBlockId).mutator.setVisible(false);
}
}
}
});
});