pastie/painter.cpp

38 lines
676 B
C++

#include "painter.h"
void Painter::drawMarker(const QPoint &center, int r)
{
QBrush br(Qt::NoBrush);
setBrush(br);
r /= getRatio();
drawEllipse(center, r, r);
drawLine(center + QPoint(+r, +r), center - QPoint(+r, +r));
drawLine(center + QPoint(+r, -r), center - QPoint(+r, -r));
}
void Painter::drawPad(const Pad &pad)
{
const Point2f *v = pad.getVertexes();
QPointF vq[4];
for (int i = 0; i < 4; i++)
vq[i] = toQt(v[i]);
drawPolygon(vq, 4);
}
void Painter::setPen(const QPen &pen)
{
QPen p(pen);
p.setWidthF((double) p.widthF() / getRatio());
QPainter::setPen(p);
}
double Painter::getRatio()
{
return (transform().m11() + transform().m22()) / 2;
}