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UltraSwipeIndicator.java
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UltraSwipeIndicator.java
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package fr.playsoft.android.tools.customcomponents;
import java.util.ArrayList;
import android.content.Context;
import android.graphics.drawable.Drawable;
import android.graphics.drawable.ShapeDrawable;
import android.graphics.drawable.shapes.OvalShape;
import android.graphics.drawable.shapes.Shape;
import android.util.AttributeSet;
import android.widget.ImageView;
import android.widget.LinearLayout;
/**
* UltraSwipeIndicator
* View which shows all possible items and selected one, as a horizontal dot bar
*
* @author Klawikowski
*
*/
public class UltraSwipeIndicator extends LinearLayout
{
/** Size of Indicator Size **/
private int mIndicatorSize = 16;
/** Real indicator size measured from device multiplied by indicator size **/
private int mRealIndicatorSize;
/** Selected Indicator Drawable **/
private Drawable mActiveDrawable;
/** Not Selected Indictor Drawable **/
private Drawable mInactiveDrawable;
/** List of all indicators **/
private ArrayList< ImageView > mIndicatorsView;
/** List of all pages **/
private int mPageCount = 0;
/** Current selected page index **/
private int mCurrentPage = 0;
/** Active Page Indicator color **/
private int mActiveColor = 0xFFFFFFFF;
/** Inactive Page Indicator color **/
private int mInactiveColor = 0xFF5c5c5c;
private Context mContext;
public UltraSwipeIndicator( Context context , int pIndicatorSize )
{
super( context );
mContext = context;
initPageControl();
}
public UltraSwipeIndicator( Context context , AttributeSet attrs )
{
super( context , attrs );
mContext = context;
}
@Override
protected void onFinishInflate()
{
initPageControl();
}
public void setIndicatorColor( int pActive , int pInactive )
{
mActiveColor = pActive;
mInactiveColor = pInactive;
}
/**
* Inialization of all controls, drawables
*/
public void initPageControl()
{
mIndicatorsView = new ArrayList< ImageView >();
mRealIndicatorSize = (int) ( mIndicatorSize * getResources().getDisplayMetrics().scaledDensity / 2 );
mActiveDrawable = new ShapeDrawable();
mInactiveDrawable = new ShapeDrawable();
mActiveDrawable.setBounds( 0 , 0 , mRealIndicatorSize , mRealIndicatorSize );
mInactiveDrawable.setBounds( 0 , 0 , mRealIndicatorSize , mRealIndicatorSize );
Shape s1 = new OvalShape();
s1.resize( mRealIndicatorSize , mRealIndicatorSize );
Shape s2 = new OvalShape();
s2.resize( mRealIndicatorSize , mRealIndicatorSize );
( (ShapeDrawable) mActiveDrawable ).getPaint().setColor( mActiveColor );
( (ShapeDrawable) mInactiveDrawable ).getPaint().setColor( mInactiveColor );
( (ShapeDrawable) mActiveDrawable ).setShape( s1 );
( (ShapeDrawable) mInactiveDrawable ).setShape( s2 );
}
/**
* Redraws Indicators,
* should be called when you want to change drawable colors
*
* @param pActiveColor
* @param pInactiveColor
*/
public void redrawIndicators( int pActiveColor , int pInactiveColor )
{
mRealIndicatorSize = (int) ( mIndicatorSize * getResources().getDisplayMetrics().scaledDensity / 2 );
mActiveDrawable = new ShapeDrawable();
mInactiveDrawable = new ShapeDrawable();
mActiveDrawable.setBounds( 0 , 0 , mRealIndicatorSize , mRealIndicatorSize );
mInactiveDrawable.setBounds( 0 , 0 , mRealIndicatorSize , mRealIndicatorSize );
Shape s1 = new OvalShape();
s1.resize( mRealIndicatorSize , mRealIndicatorSize );
Shape s2 = new OvalShape();
s2.resize( mRealIndicatorSize , mRealIndicatorSize );
( (ShapeDrawable) mActiveDrawable ).getPaint().setColor( pActiveColor );
( (ShapeDrawable) mInactiveDrawable ).getPaint().setColor( pInactiveColor );
( (ShapeDrawable) mActiveDrawable ).setShape( s1 );
( (ShapeDrawable) mInactiveDrawable ).setShape( s2 );
}
/**
* Set the drawable object for an active page indicator
*
* @param d
* The drawable object for an active page indicator
*/
public void setActiveDrawable( Drawable d )
{
mActiveDrawable = d;
mIndicatorsView.get( mCurrentPage ).setBackgroundDrawable( mActiveDrawable );
}
/**
* Return the current drawable object for an active page indicator
*
* @return Returns the current drawable object for an active page indicator
*/
public Drawable getActiveDrawable()
{
return mActiveDrawable;
}
/**
* Set the drawable object for an inactive page indicator
*
* @param d
* The drawable object for an inactive page indicator
*/
public void setInactiveDrawable( Drawable d )
{
mInactiveDrawable = d;
for ( int i = 0; i < mPageCount; i++ )
{
mIndicatorsView.get( i ).setBackgroundDrawable( mInactiveDrawable );
}
mIndicatorsView.get( mCurrentPage ).setBackgroundDrawable( mActiveDrawable );
}
/**
* Return the current drawable object for an inactive page indicator
*
* @return Returns the current drawable object for an inactive page
* indicator
*/
public Drawable getInactiveDrawable()
{
return mInactiveDrawable;
}
/**
* Set the number of pages this PageControl should have
*
* @param pageCount
* The number of pages this PageControl should have
*/
public void setPageCount( int pageCount )
{
mPageCount = pageCount;
removeAllViews();
for ( int i = 0; i < pageCount; i++ )
{
final ImageView imageView = new ImageView( mContext );
LinearLayout.LayoutParams params = new LinearLayout.LayoutParams( mRealIndicatorSize , mRealIndicatorSize );
params.setMargins( mRealIndicatorSize / 2 , mRealIndicatorSize , mRealIndicatorSize / 2 , mRealIndicatorSize );
imageView.setLayoutParams( params );
imageView.setBackgroundDrawable( mInactiveDrawable );
mIndicatorsView.add( imageView );
addView( imageView );
}
}
/**
* Return the number of pages this PageControl has
*
* @return Returns the number of pages this PageControl has
*/
public int getPageCount()
{
return mPageCount;
}
/**
* Set the current page the PageControl should be on
*
* @param currentPage
* The current page the PageControl should be on
*/
public void setCurrentPage( int currentPage )
{
if ( currentPage < mPageCount )
{
mIndicatorsView.get( mCurrentPage ).setBackgroundDrawable( mInactiveDrawable );// reset old
// indicator
mIndicatorsView.get( currentPage ).setBackgroundDrawable( mActiveDrawable );// set
// up
// new
// indicator
mCurrentPage = currentPage;
}
}
/**
* Return the current page the PageControl is on
*
* @return Returns the current page the PageControl is on
*/
public int getCurrentPage()
{
return mCurrentPage;
}
/**
* Set the size of the page indicator drawables
*
* @param indicatorSize
* The size of the page indicator drawables
*/
public void setIndicatorSize( int indicatorSize )
{
mIndicatorSize = indicatorSize;
for ( int i = 0; i < mPageCount; i++ )
{
mIndicatorsView.get( i ).setLayoutParams( new LayoutParams( mRealIndicatorSize , mRealIndicatorSize ) );
}
}
/**
* Return the size of the page indicator drawables
*
* @return Returns the size of the page indicator drawables
*/
public int getIndicatorSize()
{
return mIndicatorSize;
}
}