/*渲染*/
void GameStage::render()
{
//人物移动和设置手臂和身体的角度
this->hand->setRotation(this->pukaManCore->roleVo->handRotation);
this->role->setRotation(this->pukaManCore->roleVo->bodyRotation);
this->role->setPosition(ccp(this->pukaManCore->roleVo->x,
this->pukaManCore->roleVo->y));
//运动背景移动
CCDrawNode* drawNode;
float dis;
int length = this->drawBgList->count();
for (int i = 0; i < length; i+=1)
{
drawNode = static_cast<CCDrawNode *>(this->drawBgList->objectAtIndex(i));
if (drawNode->getPositionX() < -drawNode->getContentSize().width)
{
//计算移到出边界后的误差，并取绝对值。 重新设置背景的位置并减轻误差。
dis = (float) abs(drawNode->getPositionX()) - drawNode->getContentSize().width;
drawNode->setPositionX(drawNode->getContentSize().width - dis);
}
drawNode->setPositionX(drawNode->getPositionX() - this->pukaManCore->vx *.5);
}
//前景
length = this->frontBgList->count();
CCDrawNode* lastDrawNode;
CCDrawNode* prevDrawNode;
for (int i = length - 1; i >= 0; i-=1)
{
drawNode = static_cast<CCDrawNode *>(this->frontBgList->objectAtIndex(i));
if (drawNode->getPositionX() <-drawNode->getContentSize().width - this->stageWidth)
{
//计算移到出边界后的误差，并取绝对值。 重新设置背景的位置并减轻误差。
dis = (float) abs(drawNode->getPositionX()) - (drawNode->getContentSize().width + this->stageWidth);
lastDrawNode = static_cast<CCDrawNode *>(this->frontBgList->objectAtIndex(length - 1));
drawNode->setPositionX(lastDrawNode->getPositionX() + this->stageWidth - dis);
this->frontBgList->removeObjectAtIndex(i);
this->frontBgList->addObject(drawNode);
}
if(i > 0)
{
prevDrawNode = static_cast<CCDrawNode *>(this->frontBgList->objectAtIndex(i - 1));
drawNode->setPositionX(prevDrawNode->getPositionX() + this->stageWidth);
}
float scale = this->pukaManCore->bgWidth / this->stageWidth;
drawNode->setContentSize(CCSizeMake(this->pukaManCore->bgWidth,
drawNode->getContentSize().height));
drawNode->setScaleX(scale);
drawNode->setPositionX(drawNode->getPositionX() - this->pukaManCore->vx);
}
}
/*判断跳跃范围，只有在有背景的范围下才能跳跃*/
bool GameStage::inWallBoundaries()
{
CCDrawNode* drawNode;
int length = this->frontBgList->count();
float left;
float right;
for (int i = length - 1; i >= 0; i-=1)
{
drawNode = static_cast<CCDrawNode *>(this->frontBgList->objectAtIndex(i));
left = drawNode->getPositionX() - this->pukaManCore->roleVo->width * .5;
right = left + drawNode->getContentSize().width + this->pukaManCore->roleVo->width * .5;
if(this->pukaManCore->roleVo->x >= left &&
this->pukaManCore->roleVo->x <= right)
return true;
}
return false;
}
