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| 1 | +#!/usr/bin/env jruby |
| 2 | +require 'propane' |
| 3 | +require 'skatolo' |
| 4 | + |
| 5 | +class JWishy < Propane::App |
| 6 | + include EventMethod |
| 7 | + |
| 8 | + VIEWPORT_W = 600 |
| 9 | + VIEWPORT_H = 600 |
| 10 | + GUI_X = 20 |
| 11 | + GUI_Y = 20 |
| 12 | + GUI_W = 200 |
| 13 | + SHAPES = %w[oval square triangle].freeze |
| 14 | + attr_reader :skatolo, :back_color, :x_wiggle, :y_wiggle, :magnitude, :big |
| 15 | + |
| 16 | + def setup |
| 17 | + sketch_title 'Wishy Worm' |
| 18 | + create_gui |
| 19 | + skatolo.update |
| 20 | + @shape = 'oval' |
| 21 | + @big = false |
| 22 | + @x_wiggle, @y_wiggle = 10.0, 0 |
| 23 | + @magnitude = 8.15 |
| 24 | + @back_color = [0.06, 0.03, 0.18] |
| 25 | + color_mode RGB, 1 |
| 26 | + ellipse_mode CORNER |
| 27 | + end |
| 28 | + |
| 29 | + def draw_background |
| 30 | + back_color[3] = alpha_value |
| 31 | + fill(*back_color.to_java(:float)) |
| 32 | + rect 0, 0, width - GUI_W, height |
| 33 | + end |
| 34 | + |
| 35 | + def reset! |
| 36 | + @y_wiggle = 0 |
| 37 | + @shape = 'oval' |
| 38 | + end |
| 39 | + |
| 40 | + def toggle_big |
| 41 | + @big = !big |
| 42 | + end |
| 43 | + |
| 44 | + def random_shape |
| 45 | + srand |
| 46 | + @shape = SHAPES.sample |
| 47 | + end |
| 48 | + |
| 49 | + def draw |
| 50 | + draw_background |
| 51 | + # Seed the random numbers for consistent placement from frame to frame |
| 52 | + srand(0) |
| 53 | + horiz, vert, mag = x_wiggle, y_wiggle, magnitude |
| 54 | + |
| 55 | + if big |
| 56 | + mag *= 2 |
| 57 | + vert /= 2 |
| 58 | + end |
| 59 | + |
| 60 | + blu = bluish_value |
| 61 | + x, y = (width / 2), -27 |
| 62 | + c = 0.0 |
| 63 | + |
| 64 | + 64.times do |
| 65 | + x += cos(horiz) * mag |
| 66 | + y += log10(vert) * mag + sin(vert) * 2 |
| 67 | + fill(sin(y_wiggle + c), rand * 0.2, rand * blu, 0.5) |
| 68 | + s = 42 + cos(vert) * 17 |
| 69 | + args = [@shape, x - s / 2, y - s / 2, s, s] |
| 70 | + draw_shape(args) |
| 71 | + vert += rand * 0.25 |
| 72 | + horiz += rand * 0.25 |
| 73 | + c += 0.1 |
| 74 | + end |
| 75 | + |
| 76 | + @x_wiggle += 0.05 |
| 77 | + @y_wiggle += 0.1 |
| 78 | + end |
| 79 | + |
| 80 | + def draw_shape(args) |
| 81 | + case args[0] |
| 82 | + when 'triangle' |
| 83 | + draw_triangle(args) |
| 84 | + when 'square' |
| 85 | + rect(args[1], args[2], args[3], args[4]) |
| 86 | + else |
| 87 | + oval(args[1], args[2], args[3], args[4]) # ellipse alias |
| 88 | + end |
| 89 | + end |
| 90 | + |
| 91 | + def draw_triangle(args) |
| 92 | + x2 = args[1] + (args[3] * 0.6) |
| 93 | + y0 = args[2] + (args[4] * 0.396) |
| 94 | + y1 = args[2] - (args[4] * 0.792) |
| 95 | + y2 = args[2] + (args[4] * 0.396) |
| 96 | + triangle(args[1] - (args[3] * 0.6), y0, args[1], y1, x2, y2) |
| 97 | + end |
| 98 | + |
| 99 | + def settings |
| 100 | + size VIEWPORT_W + GUI_W, VIEWPORT_H |
| 101 | + end |
| 102 | + |
| 103 | + def create_gui |
| 104 | + @skatolo = Skatolo.new(self) |
| 105 | + sx = 100 |
| 106 | + sy = 14 |
| 107 | + oy = (sy * 1.5).to_i |
| 108 | + ###################################### |
| 109 | + # GUI - FLUID |
| 110 | + ###################################### |
| 111 | + control = skatolo.add_group('control') |
| 112 | + control.set_title('Control Panel') |
| 113 | + .set_height(20) |
| 114 | + .set_size(GUI_W, VIEWPORT_H) |
| 115 | + .set_position(VIEWPORT_W, 0) |
| 116 | + .set_background_color(color(100)) |
| 117 | + .set_color_background(color(100)) |
| 118 | + px = 10 |
| 119 | + py = 15 |
| 120 | + skatolo.add_slider('bluish') |
| 121 | + .set_size(sx, sy) |
| 122 | + .set_position(px, py += oy) |
| 123 | + .set_range(0, 1.0) |
| 124 | + .set_value(0.5) |
| 125 | + .set_group(control) |
| 126 | + skatolo.add_slider('alpha') |
| 127 | + .set_size(sx, sy) |
| 128 | + .set_position(px, py += oy) |
| 129 | + .set_range(0, 1.0) |
| 130 | + .set_value(0.5) |
| 131 | + .set_group(control) |
| 132 | + skatolo.add_button('toggle_big') |
| 133 | + .set_size(sx, 15) |
| 134 | + .set_position(px, py += oy) |
| 135 | + .set_group(control) |
| 136 | + skatolo.add_button('reset!') |
| 137 | + .set_size(sx, 15) |
| 138 | + .set_position(px, py += oy) |
| 139 | + .set_group(control) |
| 140 | + skatolo.add_button('random_shape') |
| 141 | + .set_size(sx, 15) |
| 142 | + .set_position(px, py += oy) |
| 143 | + .set_group(control) |
| 144 | + end |
| 145 | +end |
| 146 | + |
| 147 | +JWishy.new |
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