123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990 |
- 'use strict';
- goog.provide('Blockly.Lua.colour');
- goog.require('Blockly.Lua');
- Blockly.Lua['colour_picker'] = function(block) {
-
- var code = '\'' + block.getFieldValue('COLOUR') + '\'';
- return [code, Blockly.Lua.ORDER_ATOMIC];
- };
- Blockly.Lua['colour_random'] = function(block) {
-
- var code = 'string.format("#%06x", math.random(0, 2^24 - 1))';
- return [code, Blockly.Lua.ORDER_HIGH];
- };
- Blockly.Lua['colour_rgb'] = function(block) {
-
- var functionName = Blockly.Lua.provideFunction_(
- 'colour_rgb',
- ['function ' + Blockly.Lua.FUNCTION_NAME_PLACEHOLDER_ + '(r, g, b)',
- ' r = math.floor(math.min(100, math.max(0, r)) * 2.55 + .5)',
- ' g = math.floor(math.min(100, math.max(0, g)) * 2.55 + .5)',
- ' b = math.floor(math.min(100, math.max(0, b)) * 2.55 + .5)',
- ' return string.format("#%02x%02x%02x", r, g, b)',
- 'end']);
- var r = Blockly.Lua.valueToCode(block, 'RED',
- Blockly.Lua.ORDER_NONE) || 0;
- var g = Blockly.Lua.valueToCode(block, 'GREEN',
- Blockly.Lua.ORDER_NONE) || 0;
- var b = Blockly.Lua.valueToCode(block, 'BLUE',
- Blockly.Lua.ORDER_NONE) || 0;
- var code = functionName + '(' + r + ', ' + g + ', ' + b + ')';
- return [code, Blockly.Lua.ORDER_HIGH];
- };
- Blockly.Lua['colour_blend'] = function(block) {
-
- var functionName = Blockly.Lua.provideFunction_(
- 'colour_blend',
- ['function ' + Blockly.Lua.FUNCTION_NAME_PLACEHOLDER_ +
- '(colour1, colour2, ratio)',
- ' local r1 = tonumber(string.sub(colour1, 2, 3), 16)',
- ' local r2 = tonumber(string.sub(colour2, 2, 3), 16)',
- ' local g1 = tonumber(string.sub(colour1, 4, 5), 16)',
- ' local g2 = tonumber(string.sub(colour2, 4, 5), 16)',
- ' local b1 = tonumber(string.sub(colour1, 6, 7), 16)',
- ' local b2 = tonumber(string.sub(colour2, 6, 7), 16)',
- ' local ratio = math.min(1, math.max(0, ratio))',
- ' local r = math.floor(r1 * (1 - ratio) + r2 * ratio + .5)',
- ' local g = math.floor(g1 * (1 - ratio) + g2 * ratio + .5)',
- ' local b = math.floor(b1 * (1 - ratio) + b2 * ratio + .5)',
- ' return string.format("#%02x%02x%02x", r, g, b)',
- 'end']);
- var colour1 = Blockly.Lua.valueToCode(block, 'COLOUR1',
- Blockly.Lua.ORDER_NONE) || '\'#000000\'';
- var colour2 = Blockly.Lua.valueToCode(block, 'COLOUR2',
- Blockly.Lua.ORDER_NONE) || '\'#000000\'';
- var ratio = Blockly.Lua.valueToCode(block, 'RATIO',
- Blockly.Lua.ORDER_NONE) || 0;
- var code = functionName + '(' + colour1 + ', ' + colour2 + ', ' + ratio + ')';
- return [code, Blockly.Lua.ORDER_HIGH];
- };
|