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Task/Draw-a-cuboid/Sidef/draw-a-cuboid-1.sidef

@@ -0,0 +1,31 @@
+var DIR = Hash.new("-" => [1,0], "|" => [0,1], "/" => [1,1]);
+
+func cuboid(nx, ny, nz) {
+  say("cuboid %d %d %d:" % [nx, ny, nz]);
+  var(x, y, z) = (8*nx, 2*ny, 4*nz);
+  var area = [];
+  var line = func(n, sx, sy, c) {
+    var(dx, dy) = DIR{c}...;
+    0..n -> each {|i|
+      var (xi, yi) = (sx + i*dx, sy + i*dy);
+      area[yi] \\= [" "]*(x+y+1);
+      area[yi][xi] = (area[yi][xi] == " " ? c : '+');
+    };
+  };
+
+  0 .. nz-1 -> each {|i| line.call(x,       0,     4*i, "-")};
+  0 .. ny   -> each {|i| line.call(x,     2*i, z + 2*i, "-")};
+  0 .. nx-1 -> each {|i| line.call(z,     8*i,       0, "|")};
+  0 .. ny   -> each {|i| line.call(z, x + 2*i,     2*i, "|")};
+  0 .. nz-1 -> each {|i| line.call(y,       x,     4*i, "/")};
+  0 .. nx   -> each {|i| line.call(y,     8*i,       z, "/")};
+
+  area.reverse.each { |line|
+     say line.join('');
+  };
+}
+
+cuboid(2, 3, 4);
+cuboid(1, 1, 1);
+cuboid(6, 2, 1);
+cuboid(2, 4, 1);

Task/Draw-a-cuboid/Sidef/draw-a-cuboid-2.sidef

@@ -0,0 +1,30 @@
+func cuboid (x=1,y=1,z=1,s=' ',c='+',h='-',v='|',d='/') {
+    say("cuboid %d %d %d:" % (x, y, z));
+    ' ' * z+1 + c + h*x + c -> say;
+
+    { |i|
+        ' ' * (z - i + 1) + d + s*x + d +
+              (s * (i - (i > y ? i-y : 1))) +
+              (i - 1 == y ? c : (i > y ? d : v)) -> say
+    } * z;
+
+    c + h*x + c + (s * (z < y ? z : y) +
+        (z < y ? v : (z == y ? c : d))) -> say;
+
+    { |i|
+        v + s*x + v + (z > y
+            ? (i >= z ? (s*x + c) : (s * y-i + d))
+            : (y - i > z
+                ? (s * z + v)
+                : (s * y-i + (y-i == z ? c : d))
+               )
+        ) -> say;
+    } * y;
+
+    c + h*x + c -> say;
+};
+
+cuboid(2, 3, 4);
+cuboid(1, 1, 1);
+cuboid(6, 2, 1);
+cuboid(2, 4, 1);