life powerup

public/javascripts/structure/cell.js

@@ -5,8 +5,15 @@ function Cell(isWall) {
         if (roll <= Cell.BONUS_CHANCE) {
             this.content = new Content(Content.COIN, Content.COINS.BONUS);
         }
+        else if (roll <= Cell.LIFE_CHANCE) {
+            this.content = new Content(Content.LIVE, Content.LIVES.LIFE);
+        }
         else if (roll <= Cell.POWERUP_CHANCE) {
-            this.content = new Content(Content.POWERUP, Math.roll(0.5) ? Content.POWERUPS.GODMODE: Content.POWERUPS.SPEED);
+            if (Math.roll(0.5)) {
+                this.content = new Content(Content.POWERUP, Content.POWERUPS.SPEED);
+            } else {
+                this.content = new Content(Content.POWERUP, Content.POWERUPS.GODMODE);
+            }
         }
         else if (roll <= Cell.TOP_COIN_CHANCE) {
             this.content = new Content(Content.COIN, Content.COINS.TOP);
@@ -26,10 +33,11 @@ function Cell(isWall) {
     }
 };
 
-Cell.LOW_COIN_CHANCE = 0.6;
-Cell.MID_COIN_CHANCE = 0.3;
-Cell.TOP_COIN_CHANCE = 0.1;
-Cell.POWERUP_CHANCE  = 0.01;
+Cell.LOW_COIN_CHANCE = 0.6000;
+Cell.MID_COIN_CHANCE = 0.3000;
+Cell.TOP_COIN_CHANCE = 0.1000;
+Cell.POWERUP_CHANCE  = 0.0100;
+Cell.LIFE_CHANCE     = 0.0030;
 Cell.BONUS_CHANCE    = 0.0025;
 
 Cell.prototype.setAsPath = function() {

public/javascripts/structure/content.js

@@ -14,11 +14,18 @@ Content.COINS = {
 Content.POWERUPS = {
     SPEED: 0,
     GODMODE: 1
-}
+};
+
+Content.LIVES = {
+    LIFE: 0
+};
+
+
 
 // types.
 Content.COIN    = "coin";
 Content.POWERUP = "powerup";
+Content.LIVE    = "life";
 
 Content.prototype.getValue = function() {
     switch (this.value) {
@@ -28,6 +35,7 @@ Content.prototype.getValue = function() {
         case Content.COINS.LOW:   return 1;
         case Content.POWERUPS.GODMODE: return 5;
         case Content.POWERUPS.SPEED:   return 5;
+        case Content.LIVES.LIFE:   return 20;
     }
     return 0;
 };
@@ -42,4 +50,8 @@ Content.prototype.isBonus = function() {
 
 Content.prototype.isPowerup = function() {
     return this.type == Content.POWERUP;
+};
+
+Content.prototype.isLife = function() {
+    return this.type == Content.LIVE;
 };

public/javascripts/tile_renderer.js

@@ -68,6 +68,8 @@ TileRenderer.prototype.render = function(render_row, render_col){
         }
         else if (cell.content.isPowerup()) {
             this.renderPowerup(cell.content.value)
+        } else if (cell.content.isLife()){
+            this.renderLife(cell.content.value)
         }
     }
 };
@@ -84,6 +86,11 @@ TileRenderer.prototype.renderPowerup = function(content_type) {
     var animation = (tmp % 2) ? 0 : Math.floor(tmp/2)+1;
     this.blit(this.renderer.coins, 16 * animation, 16 * content_type + 64)
 }
+TileRenderer.prototype.renderLife = function(content_type) {
+    var tmp = Math.floor((this.renderer.accumulator*5) % 4);
+    var animation = [0,1,2,1][tmp];
+    this.blit(this.renderer.coins, 16 * animation, 16 * content_type + 96)
+};
 
 TileRenderer.prototype.renderWall = function(){
     var idx = 0;