source: EcnlProtoTool/trunk/webapp/webmrbc/Ruby/Colour.cs@ 270

// Porting from 
// https://github.com/jeanlazarou/blockly2ruby
// Copyright (c) 2014 Jean Lazarou
// MIT Lisence
using System;
using Bridge;
using System.Collections.Generic;

namespace WebMrbc
{
        partial class Ruby
        {
                public node colour_picker(ColourPickerBlock block)
                {
                        // Colour picker.
                        var value_colour = block.getFieldValue("COLOUR");
                        return new str_node(this, value_colour);
                }

                public node colour_random(ColourRandomBlock block)
                {
                        // Generate a random colour.
                        var p = new node[0];
                        return new fcall_node(this, intern("colour_random"), p, null);
                }

                public node colour_rgb(ColourRGBBlock block)
                {
                        // Compose a colour from RGB components expressed as percentages.
                        var r = valueToCode(block, "RED");
                        if (r == null) r = new int_node(this, 0);
                        var g = valueToCode(block, "GREEN");
                        if (g == null) g = new int_node(this, 0);
                        var b = valueToCode(block, "BLUE");
                        if (b == null) b = new int_node(this, 0);
                        var p = new node[] { r, g, b };
                        return new fcall_node(this, intern("colour_rgb"), p, null);
                }

                public node colour_blend(ColourBlendBlock block)
                {
                        // Blend two colours together.
                        var colour1 = valueToCode(block, "COLOUR1");
                        if (colour1 == null) colour1 = new str_node(this, "#000000");
                        var colour2 = valueToCode(block, "COLOUR2");
                        if (colour2 == null) colour2 = new str_node(this, "#000000");
                        var ratio = valueToCode(block, "RATIO");
                        if (ratio == null) ratio = new int_node(this, 0);
                        var p = new node[] { colour1, colour2, ratio };
                        return new fcall_node(this, intern("colour_blend"), p, null);
                }
        }
}