com.atakmap.android.widgets

Class LayoutHelper

java.lang.Object

com.atakmap.android.widgets.LayoutHelper

public class LayoutHelper
extends java.lang.Object

Helper class designed to make widget (or view) position layouts easier

Field Summary

Fields

Modifier and Type	Field and Description
static int	DIST_HYPOT
static int	DIST_X
static int	DIST_Y
static int	SORT_ORDER_TOP
static int	UNSORTED

Constructor Summary

Constructors

Constructor and Description
LayoutHelper(android.graphics.Rect maxBounds, java.util.List<android.graphics.Rect> otherBounds)

Method Summary

Modifier and Type	Method and Description
void	add(IMapWidget widget) Add occupied boundary for a given widget
android.graphics.Rect	findBestPosition(android.graphics.Rect bounds, int position) Find the best position for the given bounds
android.graphics.Rect	findBestPosition(android.graphics.Rect bounds, android.graphics.Point desiredPt) Find the best position for the given bounds
android.graphics.Rect	findBestPosition(android.graphics.Rect bounds, android.graphics.Point desiredPt, int distMethod) Find the best position for the given bounds
android.graphics.Rect	findMaxHeight(android.graphics.Rect bounds) Find the maximum possible height for a given boundary
android.graphics.Rect	findMaxWidth(android.graphics.Rect bounds) Find the maximum possible width for a given boundary
static android.graphics.Rect	getBounds(IMapWidget w) Get the bounds of a widget
java.util.List<android.graphics.Rect>	getOccupiedBounds() Get the list of occupied boundaries
boolean	intersects(android.graphics.Rect bounds) Check if the given bounds intersects any of the occupied boundaries
void	sort(int sortOrder) Sort the other bounds by the specified sort order This is used to make intersection testing more efficient

Methods inherited from class java.lang.Object

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

Field Detail

UNSORTED

public static final int UNSORTED

See Also:

Constant Field Values

SORT_ORDER_TOP

public static final int SORT_ORDER_TOP

See Also:

Constant Field Values

DIST_X

public static final int DIST_X

See Also:

Constant Field Values

DIST_Y

public static final int DIST_Y

See Also:

Constant Field Values

DIST_HYPOT

public static final int DIST_HYPOT

See Also:

Constant Field Values

Constructor Detail

LayoutHelper

public LayoutHelper(android.graphics.Rect maxBounds,
                    java.util.List<android.graphics.Rect> otherBounds)

Method Detail

add

public void add(IMapWidget widget)

Add occupied boundary for a given widget

Parameters:

widget - Widget

getOccupiedBounds

public java.util.List<android.graphics.Rect> getOccupiedBounds()

Get the list of occupied boundaries

Returns:

List of boundaries

sort

public void sort(int sortOrder)

Sort the other bounds by the specified sort order This is used to make intersection testing more efficient

Parameters:

sortOrder - Sort order (either SORT_ORDER_TOP or UNSORTED)

findBestPosition

public android.graphics.Rect findBestPosition(android.graphics.Rect bounds,
                                              android.graphics.Point desiredPt,
                                              int distMethod)

Find the best position for the given bounds

Parameters:

bounds - Widget/view bounds

desiredPt - Desired position

distMethod - Distance calculation method

Returns:

Rectangle closest to desired position

findBestPosition

public android.graphics.Rect findBestPosition(android.graphics.Rect bounds,
                                              android.graphics.Point desiredPt)

Find the best position for the given bounds

Parameters:

bounds - Widget/view bounds

desiredPt - Desired position

Returns:

Rectangle closest to desired position

findBestPosition

public android.graphics.Rect findBestPosition(android.graphics.Rect bounds,
                                              int position)

Find the best position for the given bounds

Parameters:

bounds - Widget/view bounds

position - Desired RootLayoutWidget position

Returns:

Rectangle closest to desired position

findMaxWidth

public android.graphics.Rect findMaxWidth(android.graphics.Rect bounds)

Find the maximum possible width for a given boundary

Parameters:

bounds - Bounds

Returns:

Bounds containing max width/position

findMaxHeight

public android.graphics.Rect findMaxHeight(android.graphics.Rect bounds)

Find the maximum possible height for a given boundary

Parameters:

bounds - Bounds

Returns:

Bounds containing max height/position

intersects

public boolean intersects(android.graphics.Rect bounds)

Check if the given bounds intersects any of the occupied boundaries

Parameters:

bounds - Bounds to check

Returns:

True if intersects

getBounds

public static android.graphics.Rect getBounds(IMapWidget w)

Get the bounds of a widget

Parameters:

w - Widget

Returns:

Bounds rectangle