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document.customBlocks = document.customBlocks || [];
document.customBlockList = document.customBlockList || [];
///////////////////////////////////////////////////
// -> insert custom block definitions here //
document.customBlocks.push({test: {type: 'command', category: 'looks', spec: 'test %s'}});
document.customBlockList.push({category: 'looks', block: 'test'});
SpriteMorph.prototype.test = function (text) {
alert("It works! " + text);
};
// end of insert, you can ignore the stuff below //
///////////////////////////////////////////////////
// helper functions
function objects_merge(a, b) {
var res = {};
for (var aattrname in a) {res[aattrname] = a[aattrname];}
for (var battrname in b) {res[battrname] = b[battrname];}
return res;
}
function block(selector) {
var newBlock = SpriteMorph.prototype.blockForSelector(selector, true);
newBlock.isTemplate = true;
return newBlock;
}
if(!SpriteMorph.prototype.wasBlockTemplates) {
SpriteMorph.prototype.wasBlockTemplates = SpriteMorph.prototype.blockTemplates;
// re-define template function to inject custom blocks
SpriteMorph.prototype.blockTemplates = function (category) {
blocks = this.wasBlockTemplates(category);
document.customBlockList.forEach(function (cblock) {
if(cblock.category == category) {
blocks.push(block(cblock.block));
}
});
return blocks;
};
}
if(!SpriteMorph.prototype.wasInitBlocks) {
SpriteMorph.prototype.wasInitBlocks = SpriteMorph.prototype.initBlocks;
// re-define block initialization function
SpriteMorph.prototype.initBlocks = function () {
this.wasInitBlocks();
document.customBlocks.forEach(function (extBlock) {
SpriteMorph.prototype.blocks = objects_merge(SpriteMorph.prototype.blocks, extBlock);
});
};
}
// refresh the palettes
world.children.forEach(function (child) {
child.flushPaletteCache(); // TODO cache clearing does not work like expected
child.refreshPalette();
child.sprites.asArray().forEach(function (sprite) {
sprite.initBlocks();
});
});
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