Rectanglepublic class Rectangle extends android.filterfw.geometry.Quad
| Constructors Summary |
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public Rectangle()
| public Rectangle(float x, float y, float width, float height)
super(new Point(x, y),
new Point(x + width, y),
new Point(x, y + height),
new Point(x + width, y + height));
| public Rectangle(android.filterfw.geometry.Point origin, android.filterfw.geometry.Point size)
super(origin,
origin.plus(size.x, 0.0f),
origin.plus(0.0f, size.y),
origin.plus(size.x, size.y));
| private Rectangle(android.filterfw.geometry.Point p0, android.filterfw.geometry.Point p1, android.filterfw.geometry.Point p2, android.filterfw.geometry.Point p3)
super(p0, p1, p2, p3);
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| Methods Summary |
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| public android.filterfw.geometry.Point | center()
return p0.plus(p1).plus(p2).plus(p3).times(0.25f);
| | public static android.filterfw.geometry.Rectangle | fromCenterVerticalAxis(android.filterfw.geometry.Point center, android.filterfw.geometry.Point vAxis, android.filterfw.geometry.Point size)
Point dy = vAxis.scaledTo(size.y / 2.0f);
Point dx = vAxis.rotated90(1).scaledTo(size.x / 2.0f);
return new Rectangle(center.minus(dx).minus(dy),
center.plus(dx).minus(dy),
center.minus(dx).plus(dy),
center.plus(dx).plus(dy));
| | public static android.filterfw.geometry.Rectangle | fromRotatedRect(android.filterfw.geometry.Point center, android.filterfw.geometry.Point size, float rotation)
Point p0 = new Point(center.x - size.x/2f, center.y - size.y/2f);
Point p1 = new Point(center.x + size.x/2f, center.y - size.y/2f);
Point p2 = new Point(center.x - size.x/2f, center.y + size.y/2f);
Point p3 = new Point(center.x + size.x/2f, center.y + size.y/2f);
return new Rectangle(p0.rotatedAround(center, rotation),
p1.rotatedAround(center, rotation),
p2.rotatedAround(center, rotation),
p3.rotatedAround(center, rotation));
| | public float | getHeight()
return p2.minus(p0).length();
| | public float | getWidth()
return p1.minus(p0).length();
| | public android.filterfw.geometry.Rectangle | scaled(float s)
return new Rectangle(p0.times(s), p1.times(s), p2.times(s), p3.times(s));
| | public android.filterfw.geometry.Rectangle | scaled(float x, float y)
return new Rectangle(p0.mult(x, y), p1.mult(x, y), p2.mult(x, y), p3.mult(x, y));
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