QRectF Projection::toProjectedRectF(const QRectF& Viewport, const QRect& screen) const
{
QPointF tl, br;
QRectF pViewport;
tl = project(Viewport.topLeft());
br = project(Viewport.bottomRight());
pViewport = QRectF(tl, br);
QPointF pCenter(pViewport.center());
qreal wv, hv;
//wv = (pViewport.width() / Viewport.londiff()) * ((double)screen.width() / Viewport.londiff());
//hv = (pViewport.height() / Viewport.latdiff()) * ((double)screen.height() / Viewport.latdiff());
qreal Aspect = (double)screen.width() / screen.height();
qreal pAspect = fabs(pViewport.width() / pViewport.height());
if (pAspect > Aspect) {
wv = fabs(pViewport.width());
hv = fabs(pViewport.height() * pAspect / Aspect);
} else {
wv = fabs(pViewport.width() * Aspect / pAspect);
hv = fabs(pViewport.height());
}
pViewport = QRectF((pCenter.x() - wv/2), (pCenter.y() + hv/2), wv, -hv);
return pViewport;
}
void CvQueryExecutionPlanView::DrawChildStart (CaSqlQueryExecutionPlanBinaryTree* pQepBinaryTree, CDC* pDC, BOOL bPreview)
{
int w;
BOOL bStart = TRUE;
CRect r;
CaQepNodeInformation* pNodeInfo = pQepBinaryTree->m_pQepNodeInfo;
ASSERT (pNodeInfo);
if (!pNodeInfo)
return;
CWnd* pBox = pNodeInfo->GetQepBox(bPreview);
if (!pBox)
return;
pBox->GetWindowRect (r);
ScreenToClient (r);
w = r.Width();
CPoint pCenter(r.left + w/2, r.top);
CPoint pLeft (pCenter.x - 10, r.bottom);
CPoint pRight (pCenter.x + 10, r.bottom);
CPen pen (PS_SOLID, 1, RGB (0,0,0));
CPen* old = pDC->SelectObject (&pen);
CBrush br (RGB (0,0,0));
bStart = (pQepBinaryTree->m_pQepNodeLeft || pQepBinaryTree->m_pQepNodeRight);
CRect rx (pLeft.x, pLeft.y, pLeft.x+5, pLeft.y + 5);
pDC->DPtoLP (rx);
if (bStart && pQepBinaryTree->m_pQepNodeLeft)
pDC->FillRect (rx, &br);
rx = CRect (pRight.x, pRight.y, pRight.x+5, pRight.y + 5);
pDC->DPtoLP (rx);
if (bStart && pQepBinaryTree->m_pQepNodeRight)
pDC->FillRect (rx, &br);
if (!pNodeInfo->IsRoot())
{
rx = CRect (pCenter.x, pCenter.y, pCenter.x+5, pCenter.y - 5);
pDC->DPtoLP (rx);
pDC->FillRect (rx, &br);
}
pDC->SelectObject (old);
}
void MetalineEnemy::checkToFire()
{
if (fireCounter >= FIRE_COUNTER_THRESHOLD)
{
GameState *gs = GameState::GetInstance();
Vector3f playerPos = gs->GetPlayerPosition();
Vector3f pCenter(this->center.x, this->center.y, this->center.z);
Vector3f projectileDirection = (playerPos - pCenter).normalized();
Vector3f velocity(projectileDirection(0) * PROJECTILE_SPEED, projectileDirection(1) * PROJECTILE_SPEED,
projectileDirection(2) * PROJECTILE_SPEED);
Projectile *p = new Ball(pCenter, velocity, PROJECTILE_RADIUS);
gs->GetParticleSystems()->AddBullet(p);
fireCounter = 0;
}
else if (fireCounter < FIRE_COUNTER_THRESHOLD)
{
fireCounter++;
}
}
bool PopLayer::addButton(const char* normalImage, const char* selectedImage, const char* title, int tag /*= 0*/)
{
Size visibleSize = Director::getInstance()->getVisibleSize();
Vec2 pCenter(visibleSize.width / 2, visibleSize.height / 2);
// 创建图片菜单按钮
MenuItemImage* menuImage = MenuItemImage::create(normalImage, selectedImage, CC_CALLBACK_1(PopLayer::buttonCallback, this));
menuImage->setTag(tag);
//menuImage->setPosition(pCenter);
// 添加文字说明并设置位置
if(title != NULL)
{
Size imenu = menuImage->getContentSize();
LabelTTF* ttf = LabelTTF::create(title, "", 20);
ttf->setColor(Color3B(0, 0, 0));
ttf->setPosition(Vec2(imenu.width / 2, imenu.height / 2));
menuImage->addChild(ttf);
}
getMenuButton()->addChild(menuImage);
return true;
}
void PopLayer::onEnter()
{
Layer::onEnter();
Size winSize = Director::getInstance()->getVisibleSize();
Vec2 pCenter(winSize.width / 2, winSize.height / 2);
Size contentSize;
// 设定好参数，在运行时加载
if (getContentSize().equals(Size::ZERO)) {
getSpriteBackGround()->setPosition(Vec2(winSize.width / 2, winSize.height / 2));
this->addChild(getSpriteBackGround(), 0, 0);
contentSize = getSpriteBackGround()->getTexture()->getContentSize();
} else {
Scale9Sprite *background = getSprite9BackGround();
background->setContentSize(getContentSize());
background->setPosition(Vec2(winSize.width / 2, winSize.height / 2));
this->addChild(background, 0, 0);
contentSize = getContentSize();
}
// 添加按钮，并设置其位置
this->addChild(getMenuButton());
float btnWidth = contentSize.width / (getMenuButton()->getChildrenCount() + 1);
Vector<Node *> array = getMenuButton()->getChildren();
getMenuButton()->alignItemsHorizontallyWithPadding(50);
getMenuButton()->setPosition(Vec2(winSize.width / 2, winSize.height / 2 - contentSize.height / 3));
// int i = 0;
// for(auto &bt: array)
// {
// Node* node = dynamic_cast<Node*>(bt);
// node->setPosition(Vec2( winSize.width / 2 - contentSize.width / 2 + btnWidth * (i + 1), winSize.height / 2 - contentSize.height / 3));
// i++;
// }
// 显示对话框标题
if (getLabelTitle()){
getLabelTitle()->setPosition((pCenter + Vec2(0, contentSize.height / 2 - 35.0f)));
this->addChild(getLabelTitle());
}
if(getImgTitle())
{
getImgTitle()->setPosition((pCenter + Vec2(0, contentSize.height / 2 - 40.0f)));
this->addChild(getImgTitle());
}
// 显示文本内容
if (getLabelContentText()){
LabelTTF* ltf = getLabelContentText();
//ltf->setPosition(Vec2(winSize.width / 2, winSize.height / 2));
ltf->setPosition(pCenter);
ltf->setDimensions(Size(contentSize.width - m_contentPadding * 2, contentSize.height - m_contentPaddingTop));
ltf->setHorizontalAlignment(TextHAlignment::LEFT);
this->addChild(ltf);
}
// 弹出效果
Action* popupLayer = Sequence::create(ScaleTo::create(0.0, 0.0),
ScaleTo::create(0.06, 1.05),
ScaleTo::create(0.08, 0.95),
ScaleTo::create(0.08, 1.0), NULL);
this->runAction(popupLayer);
}
