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931499295e
* refactor: convert generators/python/colour.js to goog.module * refactor: convert generators/python/colour.js to named requires * chore: run clang-format * refactor: convert generators/python/lists.js to goog.module * refactor: convert generators/python/lists.js to named requires * chore: run clang-format * refactor: convert generators/python/logic.js to goog.module * refactor: convert generators/python/logic.js to named requires * chore: run clang-format * refactor: convert generators/python/loops.js to goog.module * refactor: convert generators/python/loops.js to named requires * chore: run clang-format * refactor: convert generators/python/math.js to goog.module * refactor: convert generators/python/math.js to named requires * chore: run clang-format * refactor: convert generators/python/procedures.js to goog.module * refactor: convert generators/python/procedures.js to named requires * chore: run clang-format * refactor: convert generators/python/text.js to goog.module * refactor: convert generators/python/text.js to named requires * chore: run clang-format * refactor: convert generators/python/variables_dynamic.js to named requires * refactor: convert generators/python/variables.js to named requires * chore: run clang-format * refactor: convert generators/python.js to goog.module * refactor: convert generators/python.js to named requires * chore: run clang-format * chore: remove spurious @private annotations * chore: rebuild
68 lines
2.4 KiB
JavaScript
68 lines
2.4 KiB
JavaScript
/**
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* @license
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* Copyright 2012 Google LLC
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* SPDX-License-Identifier: Apache-2.0
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*/
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/**
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* @fileoverview Generating Python for colour blocks.
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*/
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'use strict';
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goog.module('Blockly.Python.colour');
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const Python = goog.require('Blockly.Python');
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Python['colour_picker'] = function(block) {
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// Colour picker.
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const code = Python.quote_(block.getFieldValue('COLOUR'));
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return [code, Python.ORDER_ATOMIC];
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};
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Python['colour_random'] = function(block) {
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// Generate a random colour.
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Python.definitions_['import_random'] = 'import random';
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const code = '\'#%06x\' % random.randint(0, 2**24 - 1)';
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return [code, Python.ORDER_FUNCTION_CALL];
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};
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Python['colour_rgb'] = function(block) {
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// Compose a colour from RGB components expressed as percentages.
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const functionName = Python.provideFunction_('colour_rgb', [
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'def ' + Python.FUNCTION_NAME_PLACEHOLDER_ + '(r, g, b):',
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' r = round(min(100, max(0, r)) * 2.55)',
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' g = round(min(100, max(0, g)) * 2.55)',
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' b = round(min(100, max(0, b)) * 2.55)',
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' return \'#%02x%02x%02x\' % (r, g, b)'
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]);
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const r = Python.valueToCode(block, 'RED', Python.ORDER_NONE) || 0;
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const g = Python.valueToCode(block, 'GREEN', Python.ORDER_NONE) || 0;
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const b = Python.valueToCode(block, 'BLUE', Python.ORDER_NONE) || 0;
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const code = functionName + '(' + r + ', ' + g + ', ' + b + ')';
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return [code, Python.ORDER_FUNCTION_CALL];
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};
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Python['colour_blend'] = function(block) {
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// Blend two colours together.
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const functionName = Python.provideFunction_('colour_blend', [
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'def ' + Python.FUNCTION_NAME_PLACEHOLDER_ + '(colour1, colour2, ratio):',
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' r1, r2 = int(colour1[1:3], 16), int(colour2[1:3], 16)',
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' g1, g2 = int(colour1[3:5], 16), int(colour2[3:5], 16)',
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' b1, b2 = int(colour1[5:7], 16), int(colour2[5:7], 16)',
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' ratio = min(1, max(0, ratio))',
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' r = round(r1 * (1 - ratio) + r2 * ratio)',
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' g = round(g1 * (1 - ratio) + g2 * ratio)',
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' b = round(b1 * (1 - ratio) + b2 * ratio)',
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' return \'#%02x%02x%02x\' % (r, g, b)'
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]);
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const colour1 =
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Python.valueToCode(block, 'COLOUR1', Python.ORDER_NONE) || '\'#000000\'';
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const colour2 =
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Python.valueToCode(block, 'COLOUR2', Python.ORDER_NONE) || '\'#000000\'';
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const ratio = Python.valueToCode(block, 'RATIO', Python.ORDER_NONE) || 0;
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const code =
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functionName + '(' + colour1 + ', ' + colour2 + ', ' + ratio + ')';
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return [code, Python.ORDER_FUNCTION_CALL];
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};
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