com.alee.skin.ninepatch.NPScrollBarPainter Maven / Gradle / Ivy
/*
* This file is part of WebLookAndFeel library.
*
* WebLookAndFeel library is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* WebLookAndFeel library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with WebLookAndFeel library. If not, see extends ScrollBarPainter
{
/**
* Used 9-patch icons.
*/
protected NinePatchIcon hBackgroundIcon = null;
protected NinePatchIcon hFocusedBackgroundIcon = null;
protected NinePatchIcon hTrackIcon = null;
protected NinePatchIcon hFocusedTrackIcon = null;
protected NinePatchIcon hThumbIcon = null;
protected NinePatchIcon hFocusedThumbIcon = null;
protected NinePatchIcon hPressedThumbIcon = null;
protected NinePatchIcon vBackgroundIcon = null;
protected NinePatchIcon vFocusedBackgroundIcon = null;
protected NinePatchIcon vTrackIcon = null;
protected NinePatchIcon vFocusedTrackIcon = null;
protected NinePatchIcon vThumbIcon = null;
protected NinePatchIcon vFocusedThumbIcon = null;
protected NinePatchIcon vPressedThumbIcon = null;
/**
* Runtime variables.
*/
protected FocusTracker focusTracker;
protected boolean focused = false;
@Override
public void install ( final E c, final U ui )
{
super.install ( c, ui );
// Disable animation for this painter
animated = false;
// Installing FocusTracker to keep an eye on focused state
focusTracker = new DefaultFocusTracker ()
{
@Override
public void focusChanged ( final boolean focused )
{
NPScrollBarPainter.this.focused = focused;
repaint ();
}
};
FocusManager.addFocusTracker ( c, focusTracker );
}
@Override
public void uninstall ( final E c, final U ui )
{
// Removing FocusTracker
FocusManager.removeFocusTracker ( focusTracker );
focusTracker = null;
super.uninstall ( c, ui );
}
/**
* Returns horizontal scroll bar background icon.
* It is painted within scroll bar bounds.
*
* @return horizontal scroll bar background icon
*/
public NinePatchIcon getHBackgroundIcon ()
{
return hBackgroundIcon;
}
/**
* Sets horizontal scroll bar background icon.
* It is painted within scroll bar bounds.
*
* @param icon horizontal scroll bar background icon
*/
public void setHBackgroundIcon ( final NinePatchIcon icon )
{
this.hBackgroundIcon = icon;
}
/**
* Returns horizontal scroll bar focused background icon.
* It is painted within scroll bar bounds when it is focused.
* If set to {@code null} hBackgroundIcon is painted instead.
*
* @return horizontal scroll bar focused background icon
*/
public NinePatchIcon getHFocusedBackgroundIcon ()
{
return hFocusedBackgroundIcon;
}
/**
* Sets horizontal scroll bar focused background icon.
* It is painted within scroll bar bounds when it is focused.
* If set to {@code null} hBackgroundIcon is painted instead.
*
* @param icon horizontal scroll bar focused background icon
*/
public void setHFocusedBackgroundIcon ( final NinePatchIcon icon )
{
this.hFocusedBackgroundIcon = icon;
}
/**
* Returns horizontal scroll bar track background icon.
* It is painted within scroll bar track bounds provided by the UI.
*
* @return horizontal scroll bar track background icon
*/
public NinePatchIcon getHTrackIcon ()
{
return hTrackIcon;
}
/**
* Sets horizontal scroll bar track background icon.
* It is painted within scroll bar track bounds provided by the UI.
*
* @param icon horizontal scroll bar track background icon
*/
public void setHTrackIcon ( final NinePatchIcon icon )
{
this.hTrackIcon = icon;
}
/**
* Returns horizontal scroll bar focused track background icon.
* It is painted within scroll bar track bounds provided by the UI.
* If set to {@code null} hTrackIcon is painted instead.
*
* @return horizontal scroll bar focused track background icon
*/
public NinePatchIcon getHFocusedTrackIcon ()
{
return hFocusedTrackIcon;
}
/**
* Sets horizontal scroll bar focused track background icon.
* It is painted within scroll bar track bounds provided by the UI.
* If set to {@code null} hTrackIcon is painted instead.
*
* @param icon horizontal scroll bar focused track background icon
*/
public void setHFocusedTrackIcon ( final NinePatchIcon icon )
{
this.hFocusedTrackIcon = icon;
}
/**
* Returns horizontal scroll bar thumb icon.
* It is painted within scroll bar thumb bounds provided by the UI.
*
* @return horizontal scroll bar thumb icon
*/
public NinePatchIcon getHThumbIcon ()
{
return hThumbIcon;
}
/**
* Sets horizontal scroll bar thumb icon.
* It is painted within scroll bar thumb bounds provided by the UI.
*
* @param icon horizontal scroll bar thumb icon
*/
public void setHThumbIcon ( final NinePatchIcon icon )
{
this.hThumbIcon = icon;
}
/**
* Returns horizontal scroll bar focused thumb icon.
* It is painted within scroll bar thumb bounds provided by the UI.
* If set to {@code null} hThumbIcon is painted instead.
*
* @return horizontal scroll bar focused thumb icon
*/
public NinePatchIcon getHFocusedThumbIcon ()
{
return hFocusedThumbIcon;
}
/**
* Sets horizontal scroll bar focused thumb icon.
* It is painted within scroll bar thumb bounds provided by the UI.
* If set to {@code null} hThumbIcon is painted instead.
*
* @param icon horizontal scroll bar focused thumb icon
*/
public void setHFocusedThumbIcon ( final NinePatchIcon icon )
{
this.hFocusedThumbIcon = icon;
}
/**
* Returns horizontal scroll bar pressed thumb icon.
* It is painted within scroll bar thumb bounds provided by the UI.
* If set to {@code null} hFocusedThumbIcon or hThumbIcon are painted instead.
*
* @return horizontal scroll bar pressed thumb icon
*/
public NinePatchIcon getHPressedThumbIcon ()
{
return hPressedThumbIcon;
}
/**
* Sets horizontal scroll bar pressed thumb icon.
* It is painted within scroll bar thumb bounds provided by the UI.
* If set to {@code null} hFocusedThumbIcon or hThumbIcon are painted instead.
*
* @param icon horizontal scroll bar pressed thumb icon
*/
public void setHPressedThumbIcon ( final NinePatchIcon icon )
{
this.hPressedThumbIcon = icon;
}
/**
* Returns vertical scroll bar background icon.
* It is painted within scroll bar bounds.
*
* @return vertical scroll bar background icon
*/
public NinePatchIcon getVBackgroundIcon ()
{
return vBackgroundIcon;
}
/**
* Sets vertical scroll bar background icon.
* It is painted within scroll bar bounds.
*
* @param icon vertical scroll bar background icon
*/
public void setVBackgroundIcon ( final NinePatchIcon icon )
{
this.vBackgroundIcon = icon;
}
/**
* Returns vertical scroll bar focused background icon.
* It is painted within scroll bar bounds when it is focused.
* If set to {@code null} vBackgroundIcon is painted instead.
*
* @return vertical scroll bar focused background icon
*/
public NinePatchIcon getVFocusedBackgroundIcon ()
{
return vFocusedBackgroundIcon;
}
/**
* Sets vertical scroll bar focused background icon.
* It is painted within scroll bar bounds when it is focused.
* If set to {@code null} vBackgroundIcon is painted instead.
*
* @param icon vertical scroll bar focused background icon
*/
public void setVFocusedBackgroundIcon ( final NinePatchIcon icon )
{
this.vFocusedBackgroundIcon = icon;
}
/**
* Returns vertical scroll bar track background icon.
* It is painted within scroll bar track bounds provided by the UI.
*
* @return vertical scroll bar track background icon
*/
public NinePatchIcon getVTrackIcon ()
{
return vTrackIcon;
}
/**
* Sets vertical scroll bar track background icon.
* It is painted within scroll bar track bounds provided by the UI.
*
* @param icon vertical scroll bar track background icon
*/
public void setVTrackIcon ( final NinePatchIcon icon )
{
this.vTrackIcon = icon;
}
/**
* Returns vertical scroll bar focused track background icon.
* It is painted within scroll bar track bounds provided by the UI.
* If set to {@code null} vTrackIcon is painted instead.
*
* @return vertical scroll bar focused track background icon
*/
public NinePatchIcon getVFocusedTrackIcon ()
{
return vFocusedTrackIcon;
}
/**
* Sets vertical scroll bar focused track background icon.
* It is painted within scroll bar track bounds provided by the UI.
* If set to {@code null} vTrackIcon is painted instead.
*
* @param icon vertical scroll bar focused track background icon
*/
public void setVFocusedTrackIcon ( final NinePatchIcon icon )
{
this.vFocusedTrackIcon = icon;
}
/**
* Returns vertical scroll bar thumb icon.
* It is painted within scroll bar thumb bounds provided by the UI.
*
* @return vertical scroll bar thumb icon
*/
public NinePatchIcon getVThumbIcon ()
{
return vThumbIcon;
}
/**
* Sets vertical scroll bar thumb icon.
* It is painted within scroll bar thumb bounds provided by the UI.
*
* @param icon vertical scroll bar thumb icon
*/
public void setVThumbIcon ( final NinePatchIcon icon )
{
this.vThumbIcon = icon;
}
/**
* Returns vertical scroll bar focused thumb icon.
* It is painted within scroll bar thumb bounds provided by the UI.
* If set to {@code null} vThumbIcon is painted instead.
*
* @return vertical scroll bar focused thumb icon
*/
public NinePatchIcon getVFocusedThumbIcon ()
{
return vFocusedThumbIcon;
}
/**
* Sets vertical scroll bar focused thumb icon.
* It is painted within scroll bar thumb bounds provided by the UI.
* If set to {@code null} vThumbIcon is painted instead.
*
* @param icon vertical scroll bar focused thumb icon
*/
public void setVFocusedThumbIcon ( final NinePatchIcon icon )
{
this.vFocusedThumbIcon = icon;
}
/**
* Returns vertical scroll bar pressed thumb icon.
* It is painted within scroll bar thumb bounds provided by the UI.
* If set to {@code null} vFocusedThumbIcon or vThumbIcon are painted instead.
*
* @return vertical scroll bar pressed thumb icon
*/
public NinePatchIcon getVPressedThumbIcon ()
{
return vPressedThumbIcon;
}
/**
* Sets vertical scroll bar pressed thumb icon.
* It is painted within scroll bar thumb bounds provided by the UI.
* If set to {@code null} vFocusedThumbIcon or vThumbIcon are painted instead.
*
* @param icon vertical scroll bar pressed thumb icon
*/
public void setVPressedThumbIcon ( final NinePatchIcon icon )
{
this.vPressedThumbIcon = icon;
}
@Override
protected void paintBackground ( final Graphics2D g2d, final E scrollbar, final Rectangle b )
{
if ( ui.isPaintTrack () )
{
final NinePatchIcon backgroundIcon = getCurrentBackgroundIcon ( scrollbar );
if ( backgroundIcon != null )
{
backgroundIcon.paintIcon ( g2d, b );
}
}
}
/**
* Returns background 9-patch icon that should be painted right now.
*
* @param scrollbar painted scrollbar
* @return background 9-patch icon that should be painted right now
*/
protected NinePatchIcon getCurrentBackgroundIcon ( final E scrollbar )
{
if ( scrollbar.getOrientation () == JScrollBar.HORIZONTAL )
{
return focused && hFocusedBackgroundIcon != null ? hFocusedBackgroundIcon : hBackgroundIcon;
}
else
{
return focused && vFocusedBackgroundIcon != null ? vFocusedBackgroundIcon : vBackgroundIcon;
}
}
@Override
protected void paintTrack ( final Graphics2D g2d, final E scrollbar, final Rectangle b )
{
if ( ui.isPaintTrack () )
{
final NinePatchIcon backgroundIcon = getCurrentTrackIcon ( scrollbar );
if ( backgroundIcon != null )
{
backgroundIcon.paintIcon ( g2d, b );
}
}
}
/**
* Returns track 9-patch icon that should be painted right now.
*
* @param scrollbar painted scrollbar
* @return track 9-patch icon that should be painted right now
*/
protected NinePatchIcon getCurrentTrackIcon ( final E scrollbar )
{
if ( scrollbar.getOrientation () == JScrollBar.HORIZONTAL )
{
return focused && hFocusedTrackIcon != null ? hFocusedTrackIcon : hTrackIcon;
}
else
{
return focused && vFocusedTrackIcon != null ? vFocusedTrackIcon : vTrackIcon;
}
}
@Override
protected void paintThumb ( final Graphics2D g2d, final E scrollbar, final Rectangle b )
{
final NinePatchIcon thumbIcon = getCurrentThumbIcon ( scrollbar );
if ( thumbIcon != null )
{
final Insets m = getCurrentThumbMargin ( scrollbar );
thumbIcon.paintIcon ( g2d, b.x + m.left, b.y + m.top, b.width - m.left - m.right, b.height - m.top - m.bottom );
}
}
/**
* Returns thumb 9-patch icon that should be painted right now.
*
* @param scrollbar painted scrollbar
* @return thumb 9-patch icon that should be painted right now
*/
protected NinePatchIcon getCurrentThumbIcon ( final E scrollbar )
{
if ( scrollbar.getOrientation () == JScrollBar.HORIZONTAL )
{
return ( pressed || dragged ) && hPressedThumbIcon != null ? hPressedThumbIcon :
focused && hFocusedBackgroundIcon != null ? hFocusedThumbIcon : hThumbIcon;
}
else
{
return ( pressed || dragged ) && vPressedThumbIcon != null ? vPressedThumbIcon :
focused && vFocusedBackgroundIcon != null ? vFocusedThumbIcon : vThumbIcon;
}
}
}