From 8063b9b9fb1ed50d30bb7ccbd914a7ff25e96e7d Mon Sep 17 00:00:00 2001
From: minggo <ming@cocos2d-x.org>
Date: Mon, 26 Nov 2012 17:23:36 +0800
Subject: [PATCH] give a guide information to run Box2dTest

---
 .../TestCpp/Classes/Box2DTest/Box2dTest.cpp   | 38 ++++++++++++-------
 1 file changed, 25 insertions(+), 13 deletions(-)

diff --git a/samples/TestCpp/Classes/Box2DTest/Box2dTest.cpp b/samples/TestCpp/Classes/Box2DTest/Box2dTest.cpp
index a4501487a1..acae98aebf 100644
--- a/samples/TestCpp/Classes/Box2DTest/Box2dTest.cpp
+++ b/samples/TestCpp/Classes/Box2DTest/Box2dTest.cpp
@@ -11,7 +11,9 @@ enum {
 
 Box2DTestLayer::Box2DTestLayer()
 : m_pSpriteTexture(NULL)
+, world(NULL)
 {
+#if CC_ENABLE_BOX2D_INTEGRATION
     setTouchEnabled( true );
     setAccelerometerEnabled( true );
 
@@ -41,12 +43,20 @@ Box2DTestLayer::Box2DTestLayer()
     label->setPosition(ccp( VisibleRect::center().x, VisibleRect::top().y-50));
     
     scheduleUpdate();
+#else
+    CCLabelTTF *pLabel = CCLabelTTF::create("Should define CC_ENABLE_BOX2D_INTEGRATION\n to run this test case",
+                                            "Arial",
+                                            18);
+    CCSize size = CCDirector::sharedDirector()->getWinSize();
+    pLabel->setPosition(ccp(size.width/2, size.height/2));
+    
+    addChild(pLabel);
+#endif
 }
 
 Box2DTestLayer::~Box2DTestLayer()
 {
-    delete world;
-    world = NULL;
+    CC_SAFE_DELETE(world);
     
     //delete m_debugDraw;
 }
@@ -133,6 +143,7 @@ void Box2DTestLayer::draw()
     //
     CCLayer::draw();
 
+#if CC_ENABLE_BOX2D_INTEGRATION
     ccGLEnableVertexAttribs( kCCVertexAttribFlag_Position );
 
     kmGLPushMatrix();
@@ -140,6 +151,7 @@ void Box2DTestLayer::draw()
     world->DrawDebugData();
 
     kmGLPopMatrix();
+#endif
 }
 
 void Box2DTestLayer::addNewSpriteAtPosition(CCPoint p)
@@ -165,17 +177,17 @@ void Box2DTestLayer::addNewSpriteAtPosition(CCPoint p)
     fixtureDef.friction = 0.3f;
     body->CreateFixture(&fixtureDef);
 
-    CCNode *parent = this->getChildByTag(kTagParentNode);
-
-    //We have a 64x64 sprite sheet with 4 different 32x32 images.  The following code is
-    //just randomly picking one of the images
-    int idx = (CCRANDOM_0_1() > .5 ? 0:1);
-    int idy = (CCRANDOM_0_1() > .5 ? 0:1);
-#if CC_ENABLE_BOX2D_INTEGRATION
-    CCPhysicsSprite *sprite = CCPhysicsSprite::createWithTexture(m_pSpriteTexture,CCRectMake(32 * idx,32 * idy,32,32));
-    parent->addChild(sprite);
-    sprite->setBody(body);
-    sprite->setPTMRatio(PTM_RATIO);
+    CCNode *parent = this->getChildByTag(kTagParentNode);
+
+    //We have a 64x64 sprite sheet with 4 different 32x32 images.  The following code is
+    //just randomly picking one of the images
+    int idx = (CCRANDOM_0_1() > .5 ? 0:1);
+    int idy = (CCRANDOM_0_1() > .5 ? 0:1);
+#if CC_ENABLE_BOX2D_INTEGRATION
+    CCPhysicsSprite *sprite = CCPhysicsSprite::createWithTexture(m_pSpriteTexture,CCRectMake(32 * idx,32 * idy,32,32));
+    parent->addChild(sprite);
+    sprite->setBody(body);
+    sprite->setPTMRatio(PTM_RATIO);
     sprite->setPosition( ccp( p.x, p.y) );
 #endif
 }