本文整理汇总了Java中sun.awt.geom.Crossings类的典型用法代码示例。如果您正苦于以下问题：Java Crossings类的具体用法？Java Crossings怎么用？Java Crossings使用的例子？那么, 这里精选的类代码示例或许可以为您提供帮助。
Crossings类属于sun.awt.geom包，在下文中一共展示了Crossings类的7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Java代码示例。
示例1: getCrossings
import sun.awt.geom.Crossings; //导入依赖的package包/类
private Crossings getCrossings(double xlo, double ylo,
double xhi, double yhi)
{
Crossings cross = new Crossings.EvenOdd(xlo, ylo, xhi, yhi);
int lastx = xpoints[npoints - 1];
int lasty = ypoints[npoints - 1];
int curx, cury;
// Walk the edges of the polygon
for (int i = 0; i < npoints; i++) {
curx = xpoints[i];
cury = ypoints[i];
if (cross.accumulateLine(lastx, lasty, curx, cury)) {
return null;
}
lastx = curx;
lasty = cury;
}
return cross;
}
示例2: getCrossings
import sun.awt.geom.Crossings; //导入依赖的package包/类
private Crossings getCrossings(double xlo, double ylo,
double xhi, double yhi)
{
Crossings cross = new Crossings.EvenOdd(xlo, ylo, xhi, yhi);
int lastx = xpoints[npoints - 1];
int lasty = ypoints[npoints - 1];
int curx, cury;
// Walk the edges of the polygon
for (int i = 0; i < npoints; i++) {
curx = xpoints[i];
cury = ypoints[i];
if (cross.accumulateLine(lastx, lasty, curx, cury)) {
return null;
}
lastx = curx;
lasty = cury;
}
return cross;
}
示例3: getCrossings
import sun.awt.geom.Crossings; //导入依赖的package包/类
@Nullable
private Crossings getCrossings(double xlo, double ylo,
double xhi, double yhi) {
Crossings cross = new Crossings.EvenOdd(xlo, ylo, xhi, yhi);
double lastx = xpoints[npoints - 1];
double lasty = ypoints[npoints - 1];
double curx, cury;
// Walk the edges of the polygon
for (int i = 0; i < npoints; i++) {
curx = xpoints[i];
cury = ypoints[i];
if (cross.accumulateLine(lastx, lasty, curx, cury)) {
return null;
}
lastx = curx;
lasty = cury;
}
return cross;
}
示例4: intersects
import sun.awt.geom.Crossings; //导入依赖的package包/类
/**
* {@inheritDoc}
* @since 1.2
*/
public boolean intersects(double x, double y, double w, double h) {
if (npoints <= 0 || !getBoundingBox().intersects(x, y, w, h)) {
return false;
}
Crossings cross = getCrossings(x, y, x+w, y+h);
return (cross == null || !cross.isEmpty());
}
示例5: contains
import sun.awt.geom.Crossings; //导入依赖的package包/类
/**
* {@inheritDoc}
* @since 1.2
*/
public boolean contains(double x, double y, double w, double h) {
if (npoints <= 0 || !getBoundingBox().intersects(x, y, w, h)) {
return false;
}
Crossings cross = getCrossings(x, y, x+w, y+h);
return (cross != null && cross.covers(y, y+h));
}
示例6: contains
import sun.awt.geom.Crossings; //导入依赖的package包/类
/**
* {@inheritDoc}
* @since 1.2
*/
public boolean contains(double x, double y, double w, double h) {
if (w < 0 || h < 0) {
return false;
}
if (!getCachedBounds().contains(x, y, w, h)) {
return false;
}
Crossings c = Crossings.findCrossings(curves, x, y, x+w, y+h);
return (c != null && c.covers(y, y+h));
}
示例7: intersects
import sun.awt.geom.Crossings; //导入依赖的package包/类
/**
* {@inheritDoc}
* @since 1.2
*/
public boolean intersects(double x, double y, double w, double h) {
if (w < 0 || h < 0) {
return false;
}
if (!getCachedBounds().intersects(x, y, w, h)) {
return false;
}
Crossings c = Crossings.findCrossings(curves, x, y, x+w, y+h);
return (c == null || !c.isEmpty());
}