本文整理汇总了C++中PolyLine::setBackwardArrowBool方法的典型用法代码示例。如果您正苦于以下问题：C++ PolyLine::setBackwardArrowBool方法的具体用法？C++ PolyLine::setBackwardArrowBool怎么用？C++ PolyLine::setBackwardArrowBool使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类PolyLine的用法示例。
在下文中一共展示了PolyLine::setBackwardArrowBool方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: main
int main(int argc, char *argv[])
{
Figure f;
// get some coordinates ready to use in a lot of objects
Coordinate *a = new Coordinate (500,500);
Coordinate *b = new Coordinate (1500,1500);
// draw a polyline
PolyLine *polyline = new PolyLine(a, b);
polyline->push_back(new Coordinate(2000,1500));
polyline->setLineStyle(Attributes::Dotted);
// give the polyline arrows
Arrow arr;
arr.setType(Arrow::ClosedPointed);
arr.setStyle(Arrow::Filled);
polyline->setBackwardArrowBool(1);
polyline->setBackwardArrow(arr);
polyline->setForwardArrowBool(1);
polyline->setForwardArrow(arr);
// polyline is ready, keep it in the fig
f.push_back(polyline);
// an example box using the same coordinates
Box *box = new Box(a, b);
box->setThickness(2);
f.push_back(box);
// an ellipse in that box
RadiiEllipse *re = new RadiiEllipse(new Coordinate(1000, 1000), new Coordinate(500, 200));
f.push_back(re);
// another ellipse in that box
DiameterEllipse *de = new DiameterEllipse(new Coordinate(500, 800), new Coordinate(1500, 1200));
f.push_back(de);
// a circle defined by a radius, in the box
RadiusCircle *rc = new RadiusCircle(new Coordinate(1000, 1000), 500);
f.push_back(rc);
// a circle defined by two points defining its radius
DiameterCircle *dc = new DiameterCircle(a, b);
f.push_back(dc);
// some text
Text* text = new Text(new Coordinate(1900, 900), "fig++");
text->setFontSize(50);
f.push_back(text);
// an arc defined by its three defining points
// first point comes first
Arc* arc = new Arc(new Coordinate(1000, 1000), new Coordinate(2000, 1000), new Coordinate(2000, 2000));
f.push_back(arc);
// this is what's useful: putting something on an arbitrary place
for (float x = 0; x <= 314; x=x+19.625) {
PolyLine *l =
new PolyLine(
new Coordinate(
(int)(1500.0+500.0*cos(x/100)),
(int)(1500.0+500.0*sin(x/100))
),
new Coordinate(
(int)(1500.0+1000.0*cos(x/100)),
(int)(1500.0+1000.0*sin(x/100))
)
);
l->setForwardArrowBool(1);
arr.setType(Arrow::ClosedIntended);
l->setForwardArrow(arr);
f.push_back(l);
}
// a vector of coordinates
std::vector<Coordinate *> vc;
vc.push_back( new Coordinate (2500, 500) );
vc.push_back( new Coordinate (3000, 500) );
vc.push_back( new Coordinate (3000, 1000) );
vc.push_back( new Coordinate (3500, 1000) );
vc.push_back( new Coordinate (3500, 1500) );
vc.push_back( new Coordinate (3000, 1500) );
vc.push_back( new Coordinate (3000, 2000) );
//.........这里部分代码省略.........