Set minimum size for protractor

preferencesAboutTextFull
Craig Watson 8 years ago
parent ae380e4eb4
commit 427379a2eb
  1. 3
      src/tools/UBGraphicsProtractor.cpp
  2. 1
      src/tools/UBGraphicsProtractor.h

@ -41,6 +41,7 @@
const QRectF UBGraphicsProtractor::sDefaultRect = QRectF(-250, -250, 500, 500); const QRectF UBGraphicsProtractor::sDefaultRect = QRectF(-250, -250, 500, 500);
const qreal UBGraphicsProtractor::minRadius = 70;
UBGraphicsProtractor::UBGraphicsProtractor() UBGraphicsProtractor::UBGraphicsProtractor()
: QGraphicsEllipseItem(sDefaultRect) : QGraphicsEllipseItem(sDefaultRect)
@ -213,11 +214,13 @@ void UBGraphicsProtractor::mouseMoveEvent(QGraphicsSceneMouseEvent *event)
case Resize : case Resize :
if (radius() * mScaleFactor * scaleFactor > minRadius) {
prepareGeometryChange(); prepareGeometryChange();
setTransform(QTransform::fromTranslate(rect().center().x(), rect().center().y()), true); setTransform(QTransform::fromTranslate(rect().center().x(), rect().center().y()), true);
setTransform(QTransform::fromScale(scaleFactor, scaleFactor), true); setTransform(QTransform::fromScale(scaleFactor, scaleFactor), true);
setTransform(QTransform::fromTranslate(-rect().center().x(), -rect().center().y()), true); setTransform(QTransform::fromTranslate(-rect().center().x(), -rect().center().y()), true);
mScaleFactor *= scaleFactor; mScaleFactor *= scaleFactor;
}
break; break;
case MoveMarker : case MoveMarker :

@ -119,6 +119,7 @@ class UBGraphicsProtractor : public UBAbstractDrawRuler, public QGraphicsEllipse
QGraphicsSvgItem* mRotateSvgItem; QGraphicsSvgItem* mRotateSvgItem;
static const QRectF sDefaultRect; static const QRectF sDefaultRect;
static const qreal minRadius;
virtual void rotateAroundCenter(qreal angle); virtual void rotateAroundCenter(qreal angle);
virtual QPointF rotationCenter() const; virtual QPointF rotationCenter() const;

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