Module platform
Package org.jfree.chart.block

Class RectangleConstraint

java.lang.Object
org.jfree.chart.block.RectangleConstraint
public class RectangleConstraint extends Object
A description of a constraint for resizing a rectangle. Constraints are immutable.

  • Field Details

  • Constructor Details

    • RectangleConstraint

      public RectangleConstraint(double w, double h)
      Creates a new "fixed width and height" instance.
      Parameters:
      w - the fixed width.
      h - the fixed height.

    • RectangleConstraint

      public RectangleConstraint(Range w, Range h)
      Creates a new "range width and height" instance.
      Parameters:
      w - the width range.
      h - the height range.

    • RectangleConstraint

      public RectangleConstraint(Range w, double h)
      Creates a new constraint with a range for the width and a fixed height.
      Parameters:
      w - the width range.
      h - the fixed height.

    • RectangleConstraint

      public RectangleConstraint(double w, Range h)
      Creates a new constraint with a fixed width and a range for the height.
      Parameters:
      w - the fixed width.
      h - the height range.

    • RectangleConstraint

      public RectangleConstraint(double w, Range widthRange, LengthConstraintType widthConstraintType, double h, Range heightRange, LengthConstraintType heightConstraintType)
      Creates a new constraint.
      Parameters:
      w - the fixed or maximum width.
      widthRange - the width range.
      widthConstraintType - the width type.
      h - the fixed or maximum height.
      heightRange - the height range.
      heightConstraintType - the height type.

  • Method Details

    • getWidth

      public double getWidth()
      Returns the fixed width.
      Returns:
      The width.

    • getWidthRange

      public Range getWidthRange()
      Returns the width range.
      Returns:
      The range (possibly null).

    • getWidthConstraintType

      public LengthConstraintType getWidthConstraintType()
      Returns the constraint type.
      Returns:
      The constraint type (never null).

    • getHeight

      public double getHeight()
      Returns the fixed height.
      Returns:
      The height.

    • getHeightRange

      public Range getHeightRange()
      Returns the width range.
      Returns:
      The range (possibly null).

    • getHeightConstraintType

      public LengthConstraintType getHeightConstraintType()
      Returns the constraint type.
      Returns:
      The constraint type (never null).

    • toUnconstrainedWidth

      public RectangleConstraint toUnconstrainedWidth()
      Returns a constraint that matches this one on the height attributes, but has no width constraint.
      Returns:
      A new constraint.

    • toUnconstrainedHeight

      public RectangleConstraint toUnconstrainedHeight()
      Returns a constraint that matches this one on the width attributes, but has no height constraint.
      Returns:
      A new constraint.

    • toFixedWidth

      public RectangleConstraint toFixedWidth(double width)
      Returns a constraint that matches this one on the height attributes, but has a fixed width constraint.
      Parameters:
      width - the fixed width.
      Returns:
      A new constraint.

    • toFixedHeight

      public RectangleConstraint toFixedHeight(double height)
      Returns a constraint that matches this one on the width attributes, but has a fixed height constraint.
      Parameters:
      height - the fixed height.
      Returns:
      A new constraint.

    • toRangeWidth

      public RectangleConstraint toRangeWidth(Range range)
      Returns a constraint that matches this one on the height attributes, but has a range width constraint.
      Parameters:
      range - the width range (null not permitted).
      Returns:
      A new constraint.

    • toRangeHeight

      public RectangleConstraint toRangeHeight(Range range)
      Returns a constraint that matches this one on the width attributes, but has a range height constraint.
      Parameters:
      range - the height range (null not permitted).
      Returns:
      A new constraint.

    • toString

      public String toString()
      Returns a string representation of this instance, mostly used for debugging purposes.
      Overrides:
      toString in class Object
      Returns:
      A string.

    • calculateConstrainedSize

      public Size2D calculateConstrainedSize(Size2D base)
      Returns the new size that reflects the constraints defined by this instance.
      Parameters:
      base - the base size.
      Returns:
      The constrained size.