/**
* @brief Rotates the tower to face the critter it is attacking
* @return void
*/
void Tower::rotateTowardsTarget() {
std::pair<float, float> collisionPath = findCollisionPath(this->_target);
float facingCritterAngle = angleInDegrees(collisionPath.first, collisionPath.second);
cout << "CollisionPath ("<< collisionPath.first << ", " << collisionPath.second << ")";
this->setRotation(facingCritterAngle);
//this->move(this->getPosition().x + this->getSpriteSize().x/2, this->getPosition().y + this->getSpriteSize().y/2);
}
void UBGraphicsCompass::updateDrawCursor()
{
QPixmap pix(":/images/cursors/drawCompass.png");
qreal angle = angleInDegrees();
QTransform tr;
tr.rotate(- angle);
mDrawCursor = QCursor(pix.transformed(tr, Qt::SmoothTransformation), pix.width() / 2, pix.height() / 2);
}
void UBGraphicsCompass::paintAngleDisplay(QPainter *painter)
{
qreal angle = angleInDegrees();
qreal angleValue = mDrawing ? - mSpanAngleInDegrees : angle;
QString angleText = QString("%1").arg(angleValue, 0, 'f', 1) + "°";
painter->save();
painter->setFont(font());
QFontMetricsF fm(painter->font());
painter->translate(hingeRect().center());
painter->rotate(angle);
painter->drawText(
QRectF(
- fm.width(angleText) / 2,
- fm.height() / 2,
fm.width(angleText),
fm.height()),
Qt::AlignTop,
angleText);
painter->restore();
}
void UBGraphicsCompass::paintRadiusDisplay(QPainter *painter)
{
qreal radiusInCentimeters = rect().width() / (mPixelsPerMillimeter * 10);
QString format = rect().width() >= sDisplayRadiusUnitMinLength ? " %1 " : "%1";
QString radiusText = QString(format).arg(radiusInCentimeters, 0, 'f', 1);
bool onPencilArm = rect().width() > sDisplayRadiusOnPencilArmMinLength;
painter->save();
painter->setFont(font());
QFontMetricsF fm(painter->font());
QPointF textCenter;
if (onPencilArm)
textCenter = QPointF(rect().right() - sPencilBaseLength - sPencilLength - fm.width(radiusText) / 2 - 24 - 8, rect().center().y());
else
textCenter = QPointF((rect().left() + sNeedleLength + sNeedleBaseLength + hingeRect().left()) / 2, rect().center().y());
painter->translate(textCenter);
qreal angle = angleInDegrees();
if (angle > 180)
angle -= 360;
else if (angle < -180)
angle += 360;
if (angle <= -90 || angle > 90)
painter->rotate(180);
painter->drawText(
QRectF(
- fm.width(radiusText) / 2,
- rect().height() / 2,
fm.width(radiusText),
rect().height()),
Qt::AlignVCenter,
radiusText);
painter->restore();
}
