setCornersFromDimensionRatio method
void
setCornersFromDimensionRatio()
Implementation
void setCornersFromDimensionRatio(double x0, double y0, double x1, double y1,
double x2, double y2, double x3, double y3) {
setCorners(width * x0, height * y0, width * x1, height * y1, width * x2,
height * y2, width * x3, height * y3);
}