Package com.itextpdf.layout.renderer

Class GridSizer

java.lang.Object

com.itextpdf.layout.renderer.GridSizer

class GridSizer
extends java.lang.Object

Class representing grid sizing algorithm.

Field Summary

Fields

Modifier and Type	Field	Description
private Rectangle	actualBBox
private GridValue	columnAutoWidth
private float	columnGap
private float	containerHeight
private Grid	grid
private GridValue	rowAutoHeight
private float	rowGap
private java.util.List<GridValue>	templateColumns
private java.util.List<GridValue>	templateRows

Constructor Summary

Constructors

Constructor	Description
GridSizer(Grid grid, java.util.List<GridValue> templateColumns, java.util.List<GridValue> templateRows, GridValue columnAutoWidth, GridValue rowAutoHeight, float columnGap, float rowGap, Rectangle actualBBox)	Creates new grid sizer instance.

Method Summary

Modifier and Type	Method	Description
private float	calculateGridOccupiedHeight(java.util.List<java.lang.Float> originalSizes)	Calculate grid container occupied area based on original (non-expanded percentages) track sizes.
float	getContainerHeight()	Gets grid container height.
private void	resolveGridColumns()
private void	resolveGridRows()
void	sizeGrid()	Resolves grid track sizes.
private float	sum(java.util.List<java.lang.Float> trackSizes)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

grid

private final Grid grid

templateColumns

private final java.util.List<GridValue> templateColumns

templateRows

private final java.util.List<GridValue> templateRows

columnAutoWidth

private final GridValue columnAutoWidth

rowAutoHeight

private final GridValue rowAutoHeight

columnGap

private final float columnGap

rowGap

private final float rowGap

actualBBox

private final Rectangle actualBBox

containerHeight

private float containerHeight

Constructor Detail

GridSizer

GridSizer(Grid grid,
          java.util.List<GridValue> templateColumns,
          java.util.List<GridValue> templateRows,
          GridValue columnAutoWidth,
          GridValue rowAutoHeight,
          float columnGap,
          float rowGap,
          Rectangle actualBBox)

Creates new grid sizer instance.

Parameters:

grid - grid to size

templateColumns - template values for columns

templateRows - template values for rows

columnAutoWidth - value which used to size columns out of template range

rowAutoHeight - value which used to size rows out of template range

columnGap - gap size between columns

rowGap - gap size between rows

actualBBox - actual bbox which restricts sizing algorithm

Method Detail

sizeGrid

public void sizeGrid()

Resolves grid track sizes.

getContainerHeight

public float getContainerHeight()

Gets grid container height. Use this method only after calling sizeGrid().

Returns:

grid container height covered by row template

resolveGridRows

private void resolveGridRows()

calculateGridOccupiedHeight

private float calculateGridOccupiedHeight(java.util.List<java.lang.Float> originalSizes)

Calculate grid container occupied area based on original (non-expanded percentages) track sizes.

Parameters:

originalSizes - original track sizes

Returns:

grid container occupied area

sum

private float sum(java.util.List<java.lang.Float> trackSizes)

resolveGridColumns

private void resolveGridColumns()