[nacltoons] Add initial frontend and physics game scenes.

nacltoons/src/GameplayScene.cc

-// Copyright (c) 2013 The Native Client Authors. All rights reserved.
+// Copyright (c) 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 #include "GameplayScene.h"
+#include "PhysicsLayer.h"
+
+#define PHYSICS_TAG 101
+#define UI_TAG 102
 
 USING_NS_CC;
 
-Gameplay::~Gameplay()
-{
+CCScene* Gameplay::scene() {
+  return Gameplay::create();
 }
 
-Gameplay::Gameplay()
-{
+void Gameplay::Restart() {
+  removeChild(getChildByTag(PHYSICS_TAG));
+  CCLayer* physics = PhysicsLayer::create();
+  addChild(physics, 2, PHYSICS_TAG);
 }
 
-CCScene* Gameplay::scene()
-{
-  CCScene* scene = CCScene::create();
-  Gameplay* layer = Gameplay::create();
-  scene->addChild(layer);
-  return scene;
-}
+bool Gameplay::init() {
+  if (!CCScene::init())
+    return false;
+  CCLayer* ui = UILayer::create();
+  addChild(ui, 1, UI_TAG);
 
-bool Gameplay::init()
-{
-  CCLayerColor::initWithColor(ccc4(0,0x8F,0xD8,0xD8));
-  setTouchEnabled(true);
-  schedule(schedule_selector(Gameplay::updateGame));
+  CCLayer* physics = PhysicsLayer::create();
+  addChild(physics, 2, PHYSICS_TAG);
   return true;
 }
 
-void Gameplay::ccTouchesEnded(CCSet* touches, CCEvent* event)
-{
-  for (CCSetIterator it = touches->begin(); it != touches->end(); it++)
-  {
-    CCTouch* touch = (CCTouch*)(*it);
-    if (!touch)
-      break;
-
-    CCPoint location = touch->getLocation();
-    CCLog("touch x:%f, y:%f", location.x, location.y);
-  }
+void UILayer::Restart(CCObject* sender) {
+  CCLog("Restart pressed");
+  ((Gameplay*)getParent())->Restart();
 }
 
-void Gameplay::updateGame(float dt) {
+void UILayer::Exit(CCObject* sender) {
+  CCLog("Exit pressed");
+  CCDirector::sharedDirector()->popScene();
 }
+
+bool UILayer::init() {
+  if (!CCLayer::init())
+    return false;
+  setTouchEnabled(true);
+
+  // Create the menu.
+  CCLabelTTF* restart_label = CCLabelTTF::create("Restart", "Arial.ttf", 24);
+  CCLabelTTF* exit_label = CCLabelTTF::create("Exit", "Arial.ttf", 24);
+
+  CCMenuItemLabel* restart = CCMenuItemLabel::create(
+      restart_label, this, menu_selector(UILayer::Restart));
+
+  CCMenuItemLabel* exit = CCMenuItemLabel::create(
+      exit_label, this, menu_selector(UILayer::Exit));
+
+  CCMenu* menu = CCMenu::create(restart, exit, NULL);
+  addChild(menu);
+
+  // Position the menu
+  CCSize visibleSize = CCDirector::sharedDirector()->getVisibleSize();
+  CCSize label_size = restart_label->getContentSize();
+  CCPoint origin = CCDirector::sharedDirector()->getVisibleOrigin();
+  menu->alignItemsVertically();
+  float xpos = origin.x + visibleSize.width*0.05 + label_size.width/2;
+  float ypos = origin.y + visibleSize.height*0.95 - label_size.height;
+  menu->setPosition(ccp(xpos, ypos));
+  return true;
+}