下面列出了怎么用sun.awt.geom.AreaOp的API类实例代码及写法，或者点击链接到github查看源代码。
/**
* Tests whether the geometries of the two <code>Area</code> objects
* are equal.
* This method will return false if the argument is null.
* @param other the <code>Area</code> to be compared to this
* <code>Area</code>
* @return <code>true</code> if the two geometries are equal;
* <code>false</code> otherwise.
* @since 1.2
*/
public boolean equals(Area other) {
// REMIND: A *much* simpler operation should be possible...
// Should be able to do a curve-wise comparison since all Areas
// should evaluate their curves in the same top-down order.
if (other == this) {
return true;
}
if (other == null) {
return false;
}
Vector c = new AreaOp.XorOp().calculate(this.curves, other.curves);
return c.isEmpty();
}
/**
* Tests whether the geometries of the two <code>Area</code> objects
* are equal.
* This method will return false if the argument is null.
* @param other the <code>Area</code> to be compared to this
* <code>Area</code>
* @return <code>true</code> if the two geometries are equal;
* <code>false</code> otherwise.
* @since 1.2
*/
public boolean equals(Area other) {
// REMIND: A *much* simpler operation should be possible...
// Should be able to do a curve-wise comparison since all Areas
// should evaluate their curves in the same top-down order.
if (other == this) {
return true;
}
if (other == null) {
return false;
}
Vector c = new AreaOp.XorOp().calculate(this.curves, other.curves);
return c.isEmpty();
}
/**
* Tests whether the geometries of the two <code>Area</code> objects
* are equal.
* This method will return false if the argument is null.
* @param other the <code>Area</code> to be compared to this
* <code>Area</code>
* @return <code>true</code> if the two geometries are equal;
* <code>false</code> otherwise.
* @since 1.2
*/
public boolean equals(Area other) {
// REMIND: A *much* simpler operation should be possible...
// Should be able to do a curve-wise comparison since all Areas
// should evaluate their curves in the same top-down order.
if (other == this) {
return true;
}
if (other == null) {
return false;
}
Vector c = new AreaOp.XorOp().calculate(this.curves, other.curves);
return c.isEmpty();
}
/**
* Tests whether the geometries of the two <code>Area</code> objects
* are equal.
* This method will return false if the argument is null.
* @param other the <code>Area</code> to be compared to this
* <code>Area</code>
* @return <code>true</code> if the two geometries are equal;
* <code>false</code> otherwise.
* @since 1.2
*/
public boolean equals(Area other) {
// REMIND: A *much* simpler operation should be possible...
// Should be able to do a curve-wise comparison since all Areas
// should evaluate their curves in the same top-down order.
if (other == this) {
return true;
}
if (other == null) {
return false;
}
Vector c = new AreaOp.XorOp().calculate(this.curves, other.curves);
return c.isEmpty();
}
/**
* Tests whether the geometries of the two <code>Area</code> objects
* are equal.
* This method will return false if the argument is null.
* @param other the <code>Area</code> to be compared to this
* <code>Area</code>
* @return <code>true</code> if the two geometries are equal;
* <code>false</code> otherwise.
* @since 1.2
*/
public boolean equals(Area other) {
// REMIND: A *much* simpler operation should be possible...
// Should be able to do a curve-wise comparison since all Areas
// should evaluate their curves in the same top-down order.
if (other == this) {
return true;
}
if (other == null) {
return false;
}
Vector c = new AreaOp.XorOp().calculate(this.curves, other.curves);
return c.isEmpty();
}
/**
* Tests whether the geometries of the two <code>Area</code> objects
* are equal.
* This method will return false if the argument is null.
* @param other the <code>Area</code> to be compared to this
* <code>Area</code>
* @return <code>true</code> if the two geometries are equal;
* <code>false</code> otherwise.
* @since 1.2
*/
public boolean equals(Area other) {
// REMIND: A *much* simpler operation should be possible...
// Should be able to do a curve-wise comparison since all Areas
// should evaluate their curves in the same top-down order.
if (other == this) {
return true;
}
if (other == null) {
return false;
}
Vector c = new AreaOp.XorOp().calculate(this.curves, other.curves);
return c.isEmpty();
}
/**
* Tests whether the geometries of the two <code>Area</code> objects
* are equal.
* This method will return false if the argument is null.
* @param other the <code>Area</code> to be compared to this
* <code>Area</code>
* @return <code>true</code> if the two geometries are equal;
* <code>false</code> otherwise.
* @since 1.2
*/
public boolean equals(Area other) {
// REMIND: A *much* simpler operation should be possible...
// Should be able to do a curve-wise comparison since all Areas
// should evaluate their curves in the same top-down order.
if (other == this) {
return true;
}
if (other == null) {
return false;
}
Vector c = new AreaOp.XorOp().calculate(this.curves, other.curves);
return c.isEmpty();
}
/**
* Tests whether the geometries of the two <code>Area</code> objects
* are equal.
* This method will return false if the argument is null.
* @param other the <code>Area</code> to be compared to this
* <code>Area</code>
* @return <code>true</code> if the two geometries are equal;
* <code>false</code> otherwise.
* @since 1.2
*/
public boolean equals(Area other) {
// REMIND: A *much* simpler operation should be possible...
// Should be able to do a curve-wise comparison since all Areas
// should evaluate their curves in the same top-down order.
if (other == this) {
return true;
}
if (other == null) {
return false;
}
Vector c = new AreaOp.XorOp().calculate(this.curves, other.curves);
return c.isEmpty();
}
/**
* Tests whether the geometries of the two {@code Area} objects
* are equal.
* This method will return false if the argument is null.
* @param other the {@code Area} to be compared to this
* {@code Area}
* @return {@code true} if the two geometries are equal;
* {@code false} otherwise.
* @since 1.2
*/
public boolean equals(Area other) {
// REMIND: A *much* simpler operation should be possible...
// Should be able to do a curve-wise comparison since all Areas
// should evaluate their curves in the same top-down order.
if (other == this) {
return true;
}
if (other == null) {
return false;
}
Vector<Curve> c = new AreaOp.XorOp().calculate(this.curves, other.curves);
return c.isEmpty();
}
/**
* Tests whether the geometries of the two {@code Area} objects
* are equal.
* This method will return false if the argument is null.
* @param other the {@code Area} to be compared to this
* {@code Area}
* @return {@code true} if the two geometries are equal;
* {@code false} otherwise.
* @since 1.2
*/
public boolean equals(Area other) {
// REMIND: A *much* simpler operation should be possible...
// Should be able to do a curve-wise comparison since all Areas
// should evaluate their curves in the same top-down order.
if (other == this) {
return true;
}
if (other == null) {
return false;
}
Vector<Curve> c = new AreaOp.XorOp().calculate(this.curves, other.curves);
return c.isEmpty();
}
/**
* Tests whether the geometries of the two <code>Area</code> objects
* are equal.
* This method will return false if the argument is null.
* @param other the <code>Area</code> to be compared to this
* <code>Area</code>
* @return <code>true</code> if the two geometries are equal;
* <code>false</code> otherwise.
* @since 1.2
*/
public boolean equals(Area other) {
// REMIND: A *much* simpler operation should be possible...
// Should be able to do a curve-wise comparison since all Areas
// should evaluate their curves in the same top-down order.
if (other == this) {
return true;
}
if (other == null) {
return false;
}
Vector c = new AreaOp.XorOp().calculate(this.curves, other.curves);
return c.isEmpty();
}
/**
* Tests whether the geometries of the two <code>Area</code> objects
* are equal.
* This method will return false if the argument is null.
* @param other the <code>Area</code> to be compared to this
* <code>Area</code>
* @return <code>true</code> if the two geometries are equal;
* <code>false</code> otherwise.
* @since 1.2
*/
public boolean equals(Area other) {
// REMIND: A *much* simpler operation should be possible...
// Should be able to do a curve-wise comparison since all Areas
// should evaluate their curves in the same top-down order.
if (other == this) {
return true;
}
if (other == null) {
return false;
}
Vector c = new AreaOp.XorOp().calculate(this.curves, other.curves);
return c.isEmpty();
}
/**
* Tests whether the geometries of the two <code>Area</code> objects
* are equal.
* This method will return false if the argument is null.
* @param other the <code>Area</code> to be compared to this
* <code>Area</code>
* @return <code>true</code> if the two geometries are equal;
* <code>false</code> otherwise.
* @since 1.2
*/
public boolean equals(Area other) {
// REMIND: A *much* simpler operation should be possible...
// Should be able to do a curve-wise comparison since all Areas
// should evaluate their curves in the same top-down order.
if (other == this) {
return true;
}
if (other == null) {
return false;
}
Vector c = new AreaOp.XorOp().calculate(this.curves, other.curves);
return c.isEmpty();
}
/**
* Tests whether the geometries of the two <code>Area</code> objects
* are equal.
* This method will return false if the argument is null.
* @param other the <code>Area</code> to be compared to this
* <code>Area</code>
* @return <code>true</code> if the two geometries are equal;
* <code>false</code> otherwise.
* @since 1.2
*/
public boolean equals(Area other) {
// REMIND: A *much* simpler operation should be possible...
// Should be able to do a curve-wise comparison since all Areas
// should evaluate their curves in the same top-down order.
if (other == this) {
return true;
}
if (other == null) {
return false;
}
Vector c = new AreaOp.XorOp().calculate(this.curves, other.curves);
return c.isEmpty();
}
private static Vector pathToCurves(PathIterator pi) {
Vector curves = new Vector();
int windingRule = pi.getWindingRule();
// coords array is big enough for holding:
// coordinates returned from currentSegment (6)
// OR
// two subdivided quadratic curves (2+4+4=10)
// AND
// 0-1 horizontal splitting parameters
// OR
// 2 parametric equation derivative coefficients
// OR
// three subdivided cubic curves (2+6+6+6=20)
// AND
// 0-2 horizontal splitting parameters
// OR
// 3 parametric equation derivative coefficients
double coords[] = new double[23];
double movx = 0, movy = 0;
double curx = 0, cury = 0;
double newx, newy;
while (!pi.isDone()) {
switch (pi.currentSegment(coords)) {
case PathIterator.SEG_MOVETO:
Curve.insertLine(curves, curx, cury, movx, movy);
curx = movx = coords[0];
cury = movy = coords[1];
Curve.insertMove(curves, movx, movy);
break;
case PathIterator.SEG_LINETO:
newx = coords[0];
newy = coords[1];
Curve.insertLine(curves, curx, cury, newx, newy);
curx = newx;
cury = newy;
break;
case PathIterator.SEG_QUADTO:
newx = coords[2];
newy = coords[3];
Curve.insertQuad(curves, curx, cury, coords);
curx = newx;
cury = newy;
break;
case PathIterator.SEG_CUBICTO:
newx = coords[4];
newy = coords[5];
Curve.insertCubic(curves, curx, cury, coords);
curx = newx;
cury = newy;
break;
case PathIterator.SEG_CLOSE:
Curve.insertLine(curves, curx, cury, movx, movy);
curx = movx;
cury = movy;
break;
}
pi.next();
}
Curve.insertLine(curves, curx, cury, movx, movy);
AreaOp operator;
if (windingRule == PathIterator.WIND_EVEN_ODD) {
operator = new AreaOp.EOWindOp();
} else {
operator = new AreaOp.NZWindOp();
}
return operator.calculate(curves, EmptyCurves);
}
private static Vector pathToCurves(PathIterator pi) {
Vector curves = new Vector();
int windingRule = pi.getWindingRule();
// coords array is big enough for holding:
// coordinates returned from currentSegment (6)
// OR
// two subdivided quadratic curves (2+4+4=10)
// AND
// 0-1 horizontal splitting parameters
// OR
// 2 parametric equation derivative coefficients
// OR
// three subdivided cubic curves (2+6+6+6=20)
// AND
// 0-2 horizontal splitting parameters
// OR
// 3 parametric equation derivative coefficients
double coords[] = new double[23];
double movx = 0, movy = 0;
double curx = 0, cury = 0;
double newx, newy;
while (!pi.isDone()) {
switch (pi.currentSegment(coords)) {
case PathIterator.SEG_MOVETO:
Curve.insertLine(curves, curx, cury, movx, movy);
curx = movx = coords[0];
cury = movy = coords[1];
Curve.insertMove(curves, movx, movy);
break;
case PathIterator.SEG_LINETO:
newx = coords[0];
newy = coords[1];
Curve.insertLine(curves, curx, cury, newx, newy);
curx = newx;
cury = newy;
break;
case PathIterator.SEG_QUADTO:
newx = coords[2];
newy = coords[3];
Curve.insertQuad(curves, curx, cury, coords);
curx = newx;
cury = newy;
break;
case PathIterator.SEG_CUBICTO:
newx = coords[4];
newy = coords[5];
Curve.insertCubic(curves, curx, cury, coords);
curx = newx;
cury = newy;
break;
case PathIterator.SEG_CLOSE:
Curve.insertLine(curves, curx, cury, movx, movy);
curx = movx;
cury = movy;
break;
}
pi.next();
}
Curve.insertLine(curves, curx, cury, movx, movy);
AreaOp operator;
if (windingRule == PathIterator.WIND_EVEN_ODD) {
operator = new AreaOp.EOWindOp();
} else {
operator = new AreaOp.NZWindOp();
}
return operator.calculate(curves, EmptyCurves);
}
private static Vector pathToCurves(PathIterator pi) {
Vector curves = new Vector();
int windingRule = pi.getWindingRule();
// coords array is big enough for holding:
// coordinates returned from currentSegment (6)
// OR
// two subdivided quadratic curves (2+4+4=10)
// AND
// 0-1 horizontal splitting parameters
// OR
// 2 parametric equation derivative coefficients
// OR
// three subdivided cubic curves (2+6+6+6=20)
// AND
// 0-2 horizontal splitting parameters
// OR
// 3 parametric equation derivative coefficients
double coords[] = new double[23];
double movx = 0, movy = 0;
double curx = 0, cury = 0;
double newx, newy;
while (!pi.isDone()) {
switch (pi.currentSegment(coords)) {
case PathIterator.SEG_MOVETO:
Curve.insertLine(curves, curx, cury, movx, movy);
curx = movx = coords[0];
cury = movy = coords[1];
Curve.insertMove(curves, movx, movy);
break;
case PathIterator.SEG_LINETO:
newx = coords[0];
newy = coords[1];
Curve.insertLine(curves, curx, cury, newx, newy);
curx = newx;
cury = newy;
break;
case PathIterator.SEG_QUADTO:
newx = coords[2];
newy = coords[3];
Curve.insertQuad(curves, curx, cury, coords);
curx = newx;
cury = newy;
break;
case PathIterator.SEG_CUBICTO:
newx = coords[4];
newy = coords[5];
Curve.insertCubic(curves, curx, cury, coords);
curx = newx;
cury = newy;
break;
case PathIterator.SEG_CLOSE:
Curve.insertLine(curves, curx, cury, movx, movy);
curx = movx;
cury = movy;
break;
}
pi.next();
}
Curve.insertLine(curves, curx, cury, movx, movy);
AreaOp operator;
if (windingRule == PathIterator.WIND_EVEN_ODD) {
operator = new AreaOp.EOWindOp();
} else {
operator = new AreaOp.NZWindOp();
}
return operator.calculate(curves, EmptyCurves);
}
private static Vector pathToCurves(PathIterator pi) {
Vector curves = new Vector();
int windingRule = pi.getWindingRule();
// coords array is big enough for holding:
// coordinates returned from currentSegment (6)
// OR
// two subdivided quadratic curves (2+4+4=10)
// AND
// 0-1 horizontal splitting parameters
// OR
// 2 parametric equation derivative coefficients
// OR
// three subdivided cubic curves (2+6+6+6=20)
// AND
// 0-2 horizontal splitting parameters
// OR
// 3 parametric equation derivative coefficients
double coords[] = new double[23];
double movx = 0, movy = 0;
double curx = 0, cury = 0;
double newx, newy;
while (!pi.isDone()) {
switch (pi.currentSegment(coords)) {
case PathIterator.SEG_MOVETO:
Curve.insertLine(curves, curx, cury, movx, movy);
curx = movx = coords[0];
cury = movy = coords[1];
Curve.insertMove(curves, movx, movy);
break;
case PathIterator.SEG_LINETO:
newx = coords[0];
newy = coords[1];
Curve.insertLine(curves, curx, cury, newx, newy);
curx = newx;
cury = newy;
break;
case PathIterator.SEG_QUADTO:
newx = coords[2];
newy = coords[3];
Curve.insertQuad(curves, curx, cury, coords);
curx = newx;
cury = newy;
break;
case PathIterator.SEG_CUBICTO:
newx = coords[4];
newy = coords[5];
Curve.insertCubic(curves, curx, cury, coords);
curx = newx;
cury = newy;
break;
case PathIterator.SEG_CLOSE:
Curve.insertLine(curves, curx, cury, movx, movy);
curx = movx;
cury = movy;
break;
}
pi.next();
}
Curve.insertLine(curves, curx, cury, movx, movy);
AreaOp operator;
if (windingRule == PathIterator.WIND_EVEN_ODD) {
operator = new AreaOp.EOWindOp();
} else {
operator = new AreaOp.NZWindOp();
}
return operator.calculate(curves, EmptyCurves);
}
private static Vector pathToCurves(PathIterator pi) {
Vector curves = new Vector();
int windingRule = pi.getWindingRule();
// coords array is big enough for holding:
// coordinates returned from currentSegment (6)
// OR
// two subdivided quadratic curves (2+4+4=10)
// AND
// 0-1 horizontal splitting parameters
// OR
// 2 parametric equation derivative coefficients
// OR
// three subdivided cubic curves (2+6+6+6=20)
// AND
// 0-2 horizontal splitting parameters
// OR
// 3 parametric equation derivative coefficients
double coords[] = new double[23];
double movx = 0, movy = 0;
double curx = 0, cury = 0;
double newx, newy;
while (!pi.isDone()) {
switch (pi.currentSegment(coords)) {
case PathIterator.SEG_MOVETO:
Curve.insertLine(curves, curx, cury, movx, movy);
curx = movx = coords[0];
cury = movy = coords[1];
Curve.insertMove(curves, movx, movy);
break;
case PathIterator.SEG_LINETO:
newx = coords[0];
newy = coords[1];
Curve.insertLine(curves, curx, cury, newx, newy);
curx = newx;
cury = newy;
break;
case PathIterator.SEG_QUADTO:
newx = coords[2];
newy = coords[3];
Curve.insertQuad(curves, curx, cury, coords);
curx = newx;
cury = newy;
break;
case PathIterator.SEG_CUBICTO:
newx = coords[4];
newy = coords[5];
Curve.insertCubic(curves, curx, cury, coords);
curx = newx;
cury = newy;
break;
case PathIterator.SEG_CLOSE:
Curve.insertLine(curves, curx, cury, movx, movy);
curx = movx;
cury = movy;
break;
}
pi.next();
}
Curve.insertLine(curves, curx, cury, movx, movy);
AreaOp operator;
if (windingRule == PathIterator.WIND_EVEN_ODD) {
operator = new AreaOp.EOWindOp();
} else {
operator = new AreaOp.NZWindOp();
}
return operator.calculate(curves, EmptyCurves);
}
private static Vector pathToCurves(PathIterator pi) {
Vector curves = new Vector();
int windingRule = pi.getWindingRule();
// coords array is big enough for holding:
// coordinates returned from currentSegment (6)
// OR
// two subdivided quadratic curves (2+4+4=10)
// AND
// 0-1 horizontal splitting parameters
// OR
// 2 parametric equation derivative coefficients
// OR
// three subdivided cubic curves (2+6+6+6=20)
// AND
// 0-2 horizontal splitting parameters
// OR
// 3 parametric equation derivative coefficients
double coords[] = new double[23];
double movx = 0, movy = 0;
double curx = 0, cury = 0;
double newx, newy;
while (!pi.isDone()) {
switch (pi.currentSegment(coords)) {
case PathIterator.SEG_MOVETO:
Curve.insertLine(curves, curx, cury, movx, movy);
curx = movx = coords[0];
cury = movy = coords[1];
Curve.insertMove(curves, movx, movy);
break;
case PathIterator.SEG_LINETO:
newx = coords[0];
newy = coords[1];
Curve.insertLine(curves, curx, cury, newx, newy);
curx = newx;
cury = newy;
break;
case PathIterator.SEG_QUADTO:
newx = coords[2];
newy = coords[3];
Curve.insertQuad(curves, curx, cury, coords);
curx = newx;
cury = newy;
break;
case PathIterator.SEG_CUBICTO:
newx = coords[4];
newy = coords[5];
Curve.insertCubic(curves, curx, cury, coords);
curx = newx;
cury = newy;
break;
case PathIterator.SEG_CLOSE:
Curve.insertLine(curves, curx, cury, movx, movy);
curx = movx;
cury = movy;
break;
}
pi.next();
}
Curve.insertLine(curves, curx, cury, movx, movy);
AreaOp operator;
if (windingRule == PathIterator.WIND_EVEN_ODD) {
operator = new AreaOp.EOWindOp();
} else {
operator = new AreaOp.NZWindOp();
}
return operator.calculate(curves, EmptyCurves);
}
private static Vector pathToCurves(PathIterator pi) {
Vector curves = new Vector();
int windingRule = pi.getWindingRule();
// coords array is big enough for holding:
// coordinates returned from currentSegment (6)
// OR
// two subdivided quadratic curves (2+4+4=10)
// AND
// 0-1 horizontal splitting parameters
// OR
// 2 parametric equation derivative coefficients
// OR
// three subdivided cubic curves (2+6+6+6=20)
// AND
// 0-2 horizontal splitting parameters
// OR
// 3 parametric equation derivative coefficients
double coords[] = new double[23];
double movx = 0, movy = 0;
double curx = 0, cury = 0;
double newx, newy;
while (!pi.isDone()) {
switch (pi.currentSegment(coords)) {
case PathIterator.SEG_MOVETO:
Curve.insertLine(curves, curx, cury, movx, movy);
curx = movx = coords[0];
cury = movy = coords[1];
Curve.insertMove(curves, movx, movy);
break;
case PathIterator.SEG_LINETO:
newx = coords[0];
newy = coords[1];
Curve.insertLine(curves, curx, cury, newx, newy);
curx = newx;
cury = newy;
break;
case PathIterator.SEG_QUADTO:
newx = coords[2];
newy = coords[3];
Curve.insertQuad(curves, curx, cury, coords);
curx = newx;
cury = newy;
break;
case PathIterator.SEG_CUBICTO:
newx = coords[4];
newy = coords[5];
Curve.insertCubic(curves, curx, cury, coords);
curx = newx;
cury = newy;
break;
case PathIterator.SEG_CLOSE:
Curve.insertLine(curves, curx, cury, movx, movy);
curx = movx;
cury = movy;
break;
}
pi.next();
}
Curve.insertLine(curves, curx, cury, movx, movy);
AreaOp operator;
if (windingRule == PathIterator.WIND_EVEN_ODD) {
operator = new AreaOp.EOWindOp();
} else {
operator = new AreaOp.NZWindOp();
}
return operator.calculate(curves, EmptyCurves);
}
private static Vector pathToCurves(PathIterator pi) {
Vector curves = new Vector();
int windingRule = pi.getWindingRule();
// coords array is big enough for holding:
// coordinates returned from currentSegment (6)
// OR
// two subdivided quadratic curves (2+4+4=10)
// AND
// 0-1 horizontal splitting parameters
// OR
// 2 parametric equation derivative coefficients
// OR
// three subdivided cubic curves (2+6+6+6=20)
// AND
// 0-2 horizontal splitting parameters
// OR
// 3 parametric equation derivative coefficients
double coords[] = new double[23];
double movx = 0, movy = 0;
double curx = 0, cury = 0;
double newx, newy;
while (!pi.isDone()) {
switch (pi.currentSegment(coords)) {
case PathIterator.SEG_MOVETO:
Curve.insertLine(curves, curx, cury, movx, movy);
curx = movx = coords[0];
cury = movy = coords[1];
Curve.insertMove(curves, movx, movy);
break;
case PathIterator.SEG_LINETO:
newx = coords[0];
newy = coords[1];
Curve.insertLine(curves, curx, cury, newx, newy);
curx = newx;
cury = newy;
break;
case PathIterator.SEG_QUADTO:
newx = coords[2];
newy = coords[3];
Curve.insertQuad(curves, curx, cury, coords);
curx = newx;
cury = newy;
break;
case PathIterator.SEG_CUBICTO:
newx = coords[4];
newy = coords[5];
Curve.insertCubic(curves, curx, cury, coords);
curx = newx;
cury = newy;
break;
case PathIterator.SEG_CLOSE:
Curve.insertLine(curves, curx, cury, movx, movy);
curx = movx;
cury = movy;
break;
}
pi.next();
}
Curve.insertLine(curves, curx, cury, movx, movy);
AreaOp operator;
if (windingRule == PathIterator.WIND_EVEN_ODD) {
operator = new AreaOp.EOWindOp();
} else {
operator = new AreaOp.NZWindOp();
}
return operator.calculate(curves, EmptyCurves);
}
private static Vector<Curve> pathToCurves(PathIterator pi) {
Vector<Curve> curves = new Vector<>();
int windingRule = pi.getWindingRule();
// coords array is big enough for holding:
// coordinates returned from currentSegment (6)
// OR
// two subdivided quadratic curves (2+4+4=10)
// AND
// 0-1 horizontal splitting parameters
// OR
// 2 parametric equation derivative coefficients
// OR
// three subdivided cubic curves (2+6+6+6=20)
// AND
// 0-2 horizontal splitting parameters
// OR
// 3 parametric equation derivative coefficients
double[] coords = new double[23];
double movx = 0, movy = 0;
double curx = 0, cury = 0;
double newx, newy;
while (!pi.isDone()) {
switch (pi.currentSegment(coords)) {
case PathIterator.SEG_MOVETO:
Curve.insertLine(curves, curx, cury, movx, movy);
curx = movx = coords[0];
cury = movy = coords[1];
Curve.insertMove(curves, movx, movy);
break;
case PathIterator.SEG_LINETO:
newx = coords[0];
newy = coords[1];
Curve.insertLine(curves, curx, cury, newx, newy);
curx = newx;
cury = newy;
break;
case PathIterator.SEG_QUADTO:
newx = coords[2];
newy = coords[3];
Curve.insertQuad(curves, curx, cury, coords);
curx = newx;
cury = newy;
break;
case PathIterator.SEG_CUBICTO:
newx = coords[4];
newy = coords[5];
Curve.insertCubic(curves, curx, cury, coords);
curx = newx;
cury = newy;
break;
case PathIterator.SEG_CLOSE:
Curve.insertLine(curves, curx, cury, movx, movy);
curx = movx;
cury = movy;
break;
}
pi.next();
}
Curve.insertLine(curves, curx, cury, movx, movy);
AreaOp operator;
if (windingRule == PathIterator.WIND_EVEN_ODD) {
operator = new AreaOp.EOWindOp();
} else {
operator = new AreaOp.NZWindOp();
}
return operator.calculate(curves, EmptyCurves);
}
private static Vector<Curve> pathToCurves(PathIterator pi) {
Vector<Curve> curves = new Vector<>();
int windingRule = pi.getWindingRule();
// coords array is big enough for holding:
// coordinates returned from currentSegment (6)
// OR
// two subdivided quadratic curves (2+4+4=10)
// AND
// 0-1 horizontal splitting parameters
// OR
// 2 parametric equation derivative coefficients
// OR
// three subdivided cubic curves (2+6+6+6=20)
// AND
// 0-2 horizontal splitting parameters
// OR
// 3 parametric equation derivative coefficients
double coords[] = new double[23];
double movx = 0, movy = 0;
double curx = 0, cury = 0;
double newx, newy;
while (!pi.isDone()) {
switch (pi.currentSegment(coords)) {
case PathIterator.SEG_MOVETO:
Curve.insertLine(curves, curx, cury, movx, movy);
curx = movx = coords[0];
cury = movy = coords[1];
Curve.insertMove(curves, movx, movy);
break;
case PathIterator.SEG_LINETO:
newx = coords[0];
newy = coords[1];
Curve.insertLine(curves, curx, cury, newx, newy);
curx = newx;
cury = newy;
break;
case PathIterator.SEG_QUADTO:
newx = coords[2];
newy = coords[3];
Curve.insertQuad(curves, curx, cury, coords);
curx = newx;
cury = newy;
break;
case PathIterator.SEG_CUBICTO:
newx = coords[4];
newy = coords[5];
Curve.insertCubic(curves, curx, cury, coords);
curx = newx;
cury = newy;
break;
case PathIterator.SEG_CLOSE:
Curve.insertLine(curves, curx, cury, movx, movy);
curx = movx;
cury = movy;
break;
}
pi.next();
}
Curve.insertLine(curves, curx, cury, movx, movy);
AreaOp operator;
if (windingRule == PathIterator.WIND_EVEN_ODD) {
operator = new AreaOp.EOWindOp();
} else {
operator = new AreaOp.NZWindOp();
}
return operator.calculate(curves, EmptyCurves);
}
private static Vector pathToCurves(PathIterator pi) {
Vector curves = new Vector();
int windingRule = pi.getWindingRule();
// coords array is big enough for holding:
// coordinates returned from currentSegment (6)
// OR
// two subdivided quadratic curves (2+4+4=10)
// AND
// 0-1 horizontal splitting parameters
// OR
// 2 parametric equation derivative coefficients
// OR
// three subdivided cubic curves (2+6+6+6=20)
// AND
// 0-2 horizontal splitting parameters
// OR
// 3 parametric equation derivative coefficients
double coords[] = new double[23];
double movx = 0, movy = 0;
double curx = 0, cury = 0;
double newx, newy;
while (!pi.isDone()) {
switch (pi.currentSegment(coords)) {
case PathIterator.SEG_MOVETO:
Curve.insertLine(curves, curx, cury, movx, movy);
curx = movx = coords[0];
cury = movy = coords[1];
Curve.insertMove(curves, movx, movy);
break;
case PathIterator.SEG_LINETO:
newx = coords[0];
newy = coords[1];
Curve.insertLine(curves, curx, cury, newx, newy);
curx = newx;
cury = newy;
break;
case PathIterator.SEG_QUADTO:
newx = coords[2];
newy = coords[3];
Curve.insertQuad(curves, curx, cury, coords);
curx = newx;
cury = newy;
break;
case PathIterator.SEG_CUBICTO:
newx = coords[4];
newy = coords[5];
Curve.insertCubic(curves, curx, cury, coords);
curx = newx;
cury = newy;
break;
case PathIterator.SEG_CLOSE:
Curve.insertLine(curves, curx, cury, movx, movy);
curx = movx;
cury = movy;
break;
}
pi.next();
}
Curve.insertLine(curves, curx, cury, movx, movy);
AreaOp operator;
if (windingRule == PathIterator.WIND_EVEN_ODD) {
operator = new AreaOp.EOWindOp();
} else {
operator = new AreaOp.NZWindOp();
}
return operator.calculate(curves, EmptyCurves);
}
private static Vector pathToCurves(PathIterator pi) {
Vector curves = new Vector();
int windingRule = pi.getWindingRule();
// coords array is big enough for holding:
// coordinates returned from currentSegment (6)
// OR
// two subdivided quadratic curves (2+4+4=10)
// AND
// 0-1 horizontal splitting parameters
// OR
// 2 parametric equation derivative coefficients
// OR
// three subdivided cubic curves (2+6+6+6=20)
// AND
// 0-2 horizontal splitting parameters
// OR
// 3 parametric equation derivative coefficients
double coords[] = new double[23];
double movx = 0, movy = 0;
double curx = 0, cury = 0;
double newx, newy;
while (!pi.isDone()) {
switch (pi.currentSegment(coords)) {
case PathIterator.SEG_MOVETO:
Curve.insertLine(curves, curx, cury, movx, movy);
curx = movx = coords[0];
cury = movy = coords[1];
Curve.insertMove(curves, movx, movy);
break;
case PathIterator.SEG_LINETO:
newx = coords[0];
newy = coords[1];
Curve.insertLine(curves, curx, cury, newx, newy);
curx = newx;
cury = newy;
break;
case PathIterator.SEG_QUADTO:
newx = coords[2];
newy = coords[3];
Curve.insertQuad(curves, curx, cury, coords);
curx = newx;
cury = newy;
break;
case PathIterator.SEG_CUBICTO:
newx = coords[4];
newy = coords[5];
Curve.insertCubic(curves, curx, cury, coords);
curx = newx;
cury = newy;
break;
case PathIterator.SEG_CLOSE:
Curve.insertLine(curves, curx, cury, movx, movy);
curx = movx;
cury = movy;
break;
}
pi.next();
}
Curve.insertLine(curves, curx, cury, movx, movy);
AreaOp operator;
if (windingRule == PathIterator.WIND_EVEN_ODD) {
operator = new AreaOp.EOWindOp();
} else {
operator = new AreaOp.NZWindOp();
}
return operator.calculate(curves, EmptyCurves);
}
private static Vector pathToCurves(PathIterator pi) {
Vector curves = new Vector();
int windingRule = pi.getWindingRule();
// coords array is big enough for holding:
// coordinates returned from currentSegment (6)
// OR
// two subdivided quadratic curves (2+4+4=10)
// AND
// 0-1 horizontal splitting parameters
// OR
// 2 parametric equation derivative coefficients
// OR
// three subdivided cubic curves (2+6+6+6=20)
// AND
// 0-2 horizontal splitting parameters
// OR
// 3 parametric equation derivative coefficients
double coords[] = new double[23];
double movx = 0, movy = 0;
double curx = 0, cury = 0;
double newx, newy;
while (!pi.isDone()) {
switch (pi.currentSegment(coords)) {
case PathIterator.SEG_MOVETO:
Curve.insertLine(curves, curx, cury, movx, movy);
curx = movx = coords[0];
cury = movy = coords[1];
Curve.insertMove(curves, movx, movy);
break;
case PathIterator.SEG_LINETO:
newx = coords[0];
newy = coords[1];
Curve.insertLine(curves, curx, cury, newx, newy);
curx = newx;
cury = newy;
break;
case PathIterator.SEG_QUADTO:
newx = coords[2];
newy = coords[3];
Curve.insertQuad(curves, curx, cury, coords);
curx = newx;
cury = newy;
break;
case PathIterator.SEG_CUBICTO:
newx = coords[4];
newy = coords[5];
Curve.insertCubic(curves, curx, cury, coords);
curx = newx;
cury = newy;
break;
case PathIterator.SEG_CLOSE:
Curve.insertLine(curves, curx, cury, movx, movy);
curx = movx;
cury = movy;
break;
}
pi.next();
}
Curve.insertLine(curves, curx, cury, movx, movy);
AreaOp operator;
if (windingRule == PathIterator.WIND_EVEN_ODD) {
operator = new AreaOp.EOWindOp();
} else {
operator = new AreaOp.NZWindOp();
}
return operator.calculate(curves, EmptyCurves);
}
private static Vector pathToCurves(PathIterator pi) {
Vector curves = new Vector();
int windingRule = pi.getWindingRule();
// coords array is big enough for holding:
// coordinates returned from currentSegment (6)
// OR
// two subdivided quadratic curves (2+4+4=10)
// AND
// 0-1 horizontal splitting parameters
// OR
// 2 parametric equation derivative coefficients
// OR
// three subdivided cubic curves (2+6+6+6=20)
// AND
// 0-2 horizontal splitting parameters
// OR
// 3 parametric equation derivative coefficients
double coords[] = new double[23];
double movx = 0, movy = 0;
double curx = 0, cury = 0;
double newx, newy;
while (!pi.isDone()) {
switch (pi.currentSegment(coords)) {
case PathIterator.SEG_MOVETO:
Curve.insertLine(curves, curx, cury, movx, movy);
curx = movx = coords[0];
cury = movy = coords[1];
Curve.insertMove(curves, movx, movy);
break;
case PathIterator.SEG_LINETO:
newx = coords[0];
newy = coords[1];
Curve.insertLine(curves, curx, cury, newx, newy);
curx = newx;
cury = newy;
break;
case PathIterator.SEG_QUADTO:
newx = coords[2];
newy = coords[3];
Curve.insertQuad(curves, curx, cury, coords);
curx = newx;
cury = newy;
break;
case PathIterator.SEG_CUBICTO:
newx = coords[4];
newy = coords[5];
Curve.insertCubic(curves, curx, cury, coords);
curx = newx;
cury = newy;
break;
case PathIterator.SEG_CLOSE:
Curve.insertLine(curves, curx, cury, movx, movy);
curx = movx;
cury = movy;
break;
}
pi.next();
}
Curve.insertLine(curves, curx, cury, movx, movy);
AreaOp operator;
if (windingRule == PathIterator.WIND_EVEN_ODD) {
operator = new AreaOp.EOWindOp();
} else {
operator = new AreaOp.NZWindOp();
}
return operator.calculate(curves, EmptyCurves);
}
private static Vector pathToCurves(PathIterator pi) {
Vector curves = new Vector();
int windingRule = pi.getWindingRule();
// coords array is big enough for holding:
// coordinates returned from currentSegment (6)
// OR
// two subdivided quadratic curves (2+4+4=10)
// AND
// 0-1 horizontal splitting parameters
// OR
// 2 parametric equation derivative coefficients
// OR
// three subdivided cubic curves (2+6+6+6=20)
// AND
// 0-2 horizontal splitting parameters
// OR
// 3 parametric equation derivative coefficients
double coords[] = new double[23];
double movx = 0, movy = 0;
double curx = 0, cury = 0;
double newx, newy;
while (!pi.isDone()) {
switch (pi.currentSegment(coords)) {
case PathIterator.SEG_MOVETO:
Curve.insertLine(curves, curx, cury, movx, movy);
curx = movx = coords[0];
cury = movy = coords[1];
Curve.insertMove(curves, movx, movy);
break;
case PathIterator.SEG_LINETO:
newx = coords[0];
newy = coords[1];
Curve.insertLine(curves, curx, cury, newx, newy);
curx = newx;
cury = newy;
break;
case PathIterator.SEG_QUADTO:
newx = coords[2];
newy = coords[3];
Curve.insertQuad(curves, curx, cury, coords);
curx = newx;
cury = newy;
break;
case PathIterator.SEG_CUBICTO:
newx = coords[4];
newy = coords[5];
Curve.insertCubic(curves, curx, cury, coords);
curx = newx;
cury = newy;
break;
case PathIterator.SEG_CLOSE:
Curve.insertLine(curves, curx, cury, movx, movy);
curx = movx;
cury = movy;
break;
}
pi.next();
}
Curve.insertLine(curves, curx, cury, movx, movy);
AreaOp operator;
if (windingRule == PathIterator.WIND_EVEN_ODD) {
operator = new AreaOp.EOWindOp();
} else {
operator = new AreaOp.NZWindOp();
}
return operator.calculate(curves, EmptyCurves);
}
/**
* Adds the shape of the specified <code>Area</code> to the
* shape of this <code>Area</code>.
* The resulting shape of this <code>Area</code> will include
* the union of both shapes, or all areas that were contained
* in either this or the specified <code>Area</code>.
* <pre>
* // Example:
* Area a1 = new Area([triangle 0,0 => 8,0 => 0,8]);
* Area a2 = new Area([triangle 0,0 => 8,0 => 8,8]);
* a1.add(a2);
*
* a1(before) + a2 = a1(after)
*
* ################ ################ ################
* ############## ############## ################
* ############ ############ ################
* ########## ########## ################
* ######## ######## ################
* ###### ###### ###### ######
* #### #### #### ####
* ## ## ## ##
* </pre>
* @param rhs the <code>Area</code> to be added to the
* current shape
* @throws NullPointerException if <code>rhs</code> is null
* @since 1.2
*/
public void add(Area rhs) {
curves = new AreaOp.AddOp().calculate(this.curves, rhs.curves);
invalidateBounds();
}