Last update

assets/js/shapes.js

@@ -1,31 +1,93 @@
 function getLine(length) {
-    // TODO - write method definition here
+    let shape = "";
+    for(let i = 1; i <= length; i++) shape += "*";
+    return shape;
 }
 
 
 
 function getBox(width, height) {
-    // TODO - write method definition here
+    let shape = "";
+    for(let i = 1; i <= height; i++) {
+
+        // Creating a new line
+        shape += getLine(width) + "\n";
+    }
+    return shape;
 }
 
 
 
 function getBottomLeftTriangle(length) {
-    // TODO - write method definition here
+    let shape = "";
+    for(let i = 1; i <= length; i++) {
+        shape += getLine(i);
+        if(i != length) shape += "\n";
+    }
+    return shape;
 }
 
 
 function getUpperLeftTriangle(length) {
-    // TODO - write method definition here
+    let shape = "";
+    for(let i = length; i >= 1; i--) {
+        shape += getLine(i);
+        if(i != 1) shape += "\n";
+    }
+    return shape;
 }
 
 
 
 function getPyramid(length) {
-    // TODO - write method definition here
+    let shape = "";
+
+    if(length == 0 || length == 1) return getLine(length);
+
+    for(let i = 1; i <= length; i++) {
+        let line = "";
+
+        // Adding leading space
+        for(let j = 1; j <= length - i; j++) {
+            line += " ";
+        }
+
+        // Adding stars
+        if(i == 1) {
+            line += "*";
+        } else {
+            for(let j = 1; j <= 1 + Math.pow(2, i - 1); j++) {
+                line += "*";
+            }
+        }
+
+        // Adding extra space after the stars
+        for(let j = 1; j <= length - i; j++) {
+            line += " ";
+        }
+
+        shape += line;
+        if(i != length) shape += "\n";
+    }
+    return shape;
 }
 
 
 function getCheckerboard(width, height) {
-    // TODO - write method definition here
+    let shape = "";
+
+    for(let i = 1; i <= height; i++) {
+        let line = "";
+        for(let j = 1; j <= width; j++) {
+
+            // Adding space or star
+            if((i % 2 == 0 && j % 2 == 0) || (i % 2 == 1 && j % 2 == 1)) {
+                line += " ";
+            } else {
+                line += "*";
+            }
+        }
+        shape += line + "\n";
+    }
+    return shape;
 }