public static MultiRectArea getResult(MultiRectArea src1, MultiRectArea src2)
{
if (src1 == null || src2 == null || src1.isEmpty() || src2.isEmpty())
{
return(new MultiRectArea());
}
MultiRectArea.RectCash dst = new MultiRectArea.RectCash();
if (!src1.sorted || !src2.sorted ||
src1.getRectCount() <= MAX_SIMPLE || src2.getRectCount() <= MAX_SIMPLE)
{
dst.setRect(simpleIntersect(src1, src2), false);
}
else
{
java.awt.Rectangle bounds1 = src1.getBounds();
java.awt.Rectangle bounds2 = src2.getBounds();
java.awt.Rectangle bounds3 = bounds1.intersection(bounds2);
if (bounds3.width > 0 && bounds3.height > 0)
{
intersectRegions(src1.rect, src2.rect, dst, bounds1.height + 2, bounds2.height + 2);
}
}
return(dst);
}
public OrdinaryWritableRaster(java.awt.image.SampleModel sampleModel,
java.awt.image.DataBuffer dataBuffer, java.awt.Rectangle aRegion,
java.awt.Point sampleModelTranslate, java.awt.image.WritableRaster parent)
:
base(sampleModel, dataBuffer, aRegion, sampleModelTranslate, parent)
{
}
internal MultiRectArea getResult(MultiRectArea src1, MultiRectArea src2)
{
if (src1 == null || src1.isEmpty())
{
return(new MultiRectArea(src2));
}
if (src2 == null || src2.isEmpty())
{
return(new MultiRectArea(src1));
}
dst = new MultiRectArea.RectCash();
if (!src1.sorted || !src2.sorted ||
src1.getRectCount() <= MAX_SIMPLE || src2.getRectCount() <= MAX_SIMPLE)
{
simpleUnion(src1, src2, dst);
}
else
{
java.awt.Rectangle bounds1 = src1.getBounds();
java.awt.Rectangle bounds2 = src2.getBounds();
java.awt.Rectangle bounds3 = bounds1.intersection(bounds2);
if (bounds3.width < 0 || bounds3.height < 0)
{
if (bounds1.y + bounds1.height < bounds2.y)
{
dst.setRect(addVerRegion(src1.rect, src2.rect), false);
}
else
if (bounds2.y + bounds2.height < bounds1.y)
{
dst.setRect(addVerRegion(src2.rect, src1.rect), false);
}
else
if (bounds1.x < bounds2.x)
{
dst.setRect(addHorRegion(src1.rect, src2.rect), false);
}
else
{
dst.setRect(addHorRegion(src2.rect, src1.rect), false);
}
}
else
{
unionRegions(src1.rect, src2.rect, bounds1.height + 2, bounds2.height + 2);
}
}
return(dst);
}
/**
* Constructs a new MultiRectArea consists of single rectangle
*/
public MultiRectArea(java.awt.Rectangle r)
{
rect = MultiRectAreaOp.createBuf(0);
if (r != null && !r.isEmpty())
{
rect[0] = 5;
rect[1] = r.x;
rect[2] = r.y;
rect[3] = r.x + r.width - 1;
rect[4] = r.y + r.height - 1;
}
check(this, "MultiRectArea(Rectangle)"); //$NON-NLS-1$
}
/**
* Returns bounds of MultiRectArea object
*/
public java.awt.Rectangle getBounds()
{
if (bounds != null)
{
return(bounds);
}
if (isEmpty())
{
return(bounds = new java.awt.Rectangle());
}
int x1 = rect[1];
int y1 = rect[2];
int x2 = rect[3];
int y2 = rect[4];
for (int i = 5; i < rect[0]; i += 4)
{
int rx1 = rect[i + 0];
int ry1 = rect[i + 1];
int rx2 = rect[i + 2];
int ry2 = rect[i + 3];
if (rx1 < x1)
{
x1 = rx1;
}
if (rx2 > x2)
{
x2 = rx2;
}
if (ry1 < y1)
{
y1 = ry1;
}
if (ry2 > y2)
{
y2 = ry2;
}
}
return(bounds = new java.awt.Rectangle(x1, y1, x2 - x1 + 1, y2 - y1 + 1));
}
/**
* Returns Rectangle array
*/
public java.awt.Rectangle[] getRectangles()
{
if (rectangles != null)
{
return(rectangles);
}
rectangles = new java.awt.Rectangle[(rect[0] - 1) / 4];
int j = 0;
for (int i = 1; i < rect[0]; i += 4)
{
rectangles[j++] = new java.awt.Rectangle(
rect[i],
rect[i + 1],
rect[i + 2] - rect[i] + 1,
rect[i + 3] - rect[i + 1] + 1);
}
return(rectangles);
}
void invalidate()
{
bounds = null;
rectangles = null;
}
/**
* Tests does rectangle intersect MultiRectArea object
*/
public bool intersects(double x, double y, double w, double h)
{
java.awt.Rectangle r = new java.awt.Rectangle();
r.setRect(x, y, w, h);
return intersects(r);
}
/**
* Returns Rectangle array
*/
public java.awt.Rectangle[] getRectangles()
{
if (rectangles != null)
{
return rectangles;
}
rectangles = new java.awt.Rectangle[(rect[0] - 1) / 4];
int j = 0;
for (int i = 1; i < rect[0]; i += 4)
{
rectangles[j++] = new java.awt.Rectangle(
rect[i],
rect[i + 1],
rect[i + 2] - rect[i] + 1,
rect[i + 3] - rect[i + 1] + 1);
}
return rectangles;
}
/**
* Returns bounds of MultiRectArea object
*/
public java.awt.Rectangle getBounds()
{
if (bounds != null)
{
return bounds;
}
if (isEmpty())
{
return bounds = new java.awt.Rectangle();
}
int x1 = rect[1];
int y1 = rect[2];
int x2 = rect[3];
int y2 = rect[4];
for (int i = 5; i < rect[0]; i += 4)
{
int rx1 = rect[i + 0];
int ry1 = rect[i + 1];
int rx2 = rect[i + 2];
int ry2 = rect[i + 3];
if (rx1 < x1)
{
x1 = rx1;
}
if (rx2 > x2)
{
x2 = rx2;
}
if (ry1 < y1)
{
y1 = ry1;
}
if (ry2 > y2)
{
y2 = ry2;
}
}
return bounds = new java.awt.Rectangle(x1, y1, x2 - x1 + 1, y2 - y1 + 1);
}
/**
* Tests does rectangle intersect MultiRectArea object
*/
public bool intersects(double x, double y, double w, double h)
{
java.awt.Rectangle r = new java.awt.Rectangle();
r.setRect(x, y, w, h);
return(intersects(r));
}
void invalidate()
{
bounds = null;
rectangles = null;
}
/**
* Subtract rectangle object
*/
public void substract(java.awt.Rectangle rect)
{
setRect(subtract(this, new MultiRectArea(rect)).rect, false);
}
/**
* Intersect with Rectangle object
*/
public void intersect(java.awt.Rectangle rect)
{
setRect(intersect(this, new MultiRectArea(rect)).rect, false);
invalidate();
}
/**
* Union with Rectangle object
*/
public void add(java.awt.Rectangle rect)
{
setRect(union(this, new MultiRectArea(rect)).rect, false);
invalidate();
}
