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/*
* 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
* Android dev kit editor: http://developer.android.com/guide/developing/tools/draw9patch.html
*
* @author Mikle Garin
* @see com.alee.extended.ninepatch.NinePatchEditorPanel
*/
public class NinePatchEditor extends JComponent implements SizeMethods
{
public static final Color STRETCH_GUIDELINES_COLOR = new Color ( 60, 150, 0 );
public static final Color STRETCH_COLOR = new Color ( 80, 150, 0, 100 );
public static final Color CONTENT_GUIDELINES_COLOR = new Color ( 80, 80, 80, 200 );
public static final Color CONTENT_COLOR = new Color ( 90, 90, 255, 100 );
public static final Color METRICS_TOP = Color.WHITE;
public static final Color METRICS_BOTTOM = new Color ( 229, 233, 238 );
public static final int RULER_LENGTH = 20;
public static final int ADDITIONAL_SPACE = 80;
public static final int SNAP = 3;
public static final int MIN_ZOOM = 1;
public static final int MAX_ZOOM = 32;
public static final Stroke GUIDELINE_STROKE =
new BasicStroke ( 1, BasicStroke.CAP_ROUND, BasicStroke.JOIN_ROUND, 1, new float[]{ 4, 4 }, 0 );
private final List changeListeners = new ArrayList ( 1 );
private final List zoomChangeListeners = new ArrayList ( 1 );
private final List history = new ArrayList ();
private int historyState = -1;
private BufferedImage ninePatchImage;
private NinePatchIcon ninePatchIcon;
private boolean showGuideSpacing = true;
private boolean showRuler = true;
private boolean fillStretchAreas = true;
private boolean fillContentArea = true;
private boolean showRulerCursorPosition = true;
private boolean showAreaCursorPosition = false;
private int zoom = 5;
private final WebScrollPane view;
private boolean changed = false;
private boolean someDragged = false;
public NinePatchEditor ()
{
super ();
ninePatchImage = null;
ninePatchIcon = null;
SwingUtils.setOrientation ( this );
setFocusable ( true );
setLayout ( new TableLayout ( new double[][]{ { RULER_LENGTH, TableLayout.PREFERRED, TableLayout.FILL },
{ RULER_LENGTH, TableLayout.PREFERRED, TableLayout.FILL } } ) );
setFont ( new JLabel ().getFont ().deriveFont ( 10f ) );
view = new WebScrollPane ( StyleId.scrollpaneUndecorated, this );
final NinePatchEditorMouseAdapter mouseAdapter = new NinePatchEditorMouseAdapter ();
addMouseListener ( mouseAdapter );
addMouseMotionListener ( mouseAdapter );
addMouseWheelListener ( mouseAdapter );
}
public WebScrollPane getView ()
{
return view;
}
public boolean isSomeDragged ()
{
return someDragged;
}
public boolean isChanged ()
{
return changed;
}
public void setChanged ( final boolean changed )
{
this.changed = changed;
}
public int getZoom ()
{
return zoom;
}
public void setZoom ( final int zoom )
{
this.zoom = Math.max ( MIN_ZOOM, Math.min ( zoom, MAX_ZOOM ) );
revalidate ();
repaint ();
fireZoomChanged ();
}
public boolean isFillStretchAreas ()
{
return fillStretchAreas;
}
public void setFillStretchAreas ( final boolean fillStretchAreas )
{
this.fillStretchAreas = fillStretchAreas;
repaint ();
}
public boolean isFillContentArea ()
{
return fillContentArea;
}
public void setFillContentArea ( final boolean fillContentArea )
{
this.fillContentArea = fillContentArea;
repaint ();
}
public boolean isShowRulerCursorPosition ()
{
return showRulerCursorPosition;
}
public void setShowRulerCursorPosition ( final boolean showRulerCursorPosition )
{
this.showRulerCursorPosition = showRulerCursorPosition;
repaint ();
}
public boolean isShowAreaCursorPosition ()
{
return showAreaCursorPosition;
}
public void setShowAreaCursorPosition ( final boolean showAreaCursorPosition )
{
this.showAreaCursorPosition = showAreaCursorPosition;
repaint ();
}
public boolean isShowGuideSpacing ()
{
return showGuideSpacing;
}
public void setShowGuideSpacing ( final boolean showGuideSpacing )
{
this.showGuideSpacing = showGuideSpacing;
repaint ();
}
public boolean isShowRuler ()
{
return showRuler;
}
public void setShowRuler ( final boolean showRuler )
{
this.showRuler = showRuler;
repaint ();
}
public BufferedImage getRawImage ()
{
return ninePatchIcon != null ? ninePatchIcon.getRawImage () : null;
}
public BufferedImage getNinePatchImage ()
{
if ( ninePatchIcon != null )
{
assembleImage ();
return ninePatchImage;
}
else
{
return null;
}
}
public void setNinePatchImage ( final BufferedImage ninePatchImage )
{
// Ignore action if something is being dragged
if ( isSomeDragged () )
{
return;
}
// Create new NinePatchIcon from image file
disassembleImage ( ninePatchImage );
// Updates shown image
validateIcon ();
revalidate ();
repaint ();
// Add initial state to history
clearHistory ();
saveHistoryState ();
// Reset any changes done
this.changed = false;
// Inform about changes
fireStateChanged ();
}
public void setNinePatchIcon ( final NinePatchIcon ninePatchIcon )
{
// Ignore action if something is being dragged
if ( isSomeDragged () )
{
return;
}
// Set new NinePatchIcon
this.ninePatchIcon = ninePatchIcon;
// Updates shown image
validateIcon ();
revalidate ();
repaint ();
// Add initial state to history
clearHistory ();
saveHistoryState ();
// Reset any changes done
this.changed = false;
// Inform about changes
fireStateChanged ();
}
public void setNinePatchInfo ( final NinePatchInfo ninePatchInfo )
{
// Some cases in which we ignore this action
if ( this.ninePatchIcon == null || ninePatchInfo == null || isSomeDragged () ||
getNinePatchInfo ().equals ( ninePatchInfo ) )
{
return;
}
// Revalidate NinePatchInfo data
ninePatchIcon.setVerticalStretch ( ninePatchInfo.getVerticalStretch () );
verifyVerticalStretchAreas ();
ninePatchIcon.setHorizontalStretch ( ninePatchInfo.getHorizontalStretch () );
verifyHorizontalStretchAreas ();
ninePatchIcon.setMargin ( ninePatchInfo.getMargin () );
verifyMargin ();
// Updates shown image
validateIcon ();
revalidate ();
repaint ();
// Add state to history
saveHistoryState ();
}
public NinePatchInfo getNinePatchInfo ()
{
if ( ninePatchIcon == null )
{
return null;
}
final NinePatchInfo ninePatchInfo = new NinePatchInfo ();
ninePatchInfo.setImageSize ( ninePatchIcon.getRealImageSize () );
ninePatchInfo.setHorizontalStretch ( ninePatchIcon.getHorizontalStretch () );
ninePatchInfo.setVerticalStretch ( ninePatchIcon.getVerticalStretch () );
ninePatchInfo.setMargin ( ninePatchIcon.getMargin () );
return ninePatchInfo;
}
public NinePatchIcon getNinePatchIcon ()
{
return ninePatchIcon;
}
public void undo ()
{
if ( !isSomeDragged () && historyState > 0 )
{
historyState = historyState - 1;
restoreHistoryState ( history.get ( historyState ) );
}
}
public void redo ()
{
if ( !isSomeDragged () && historyState < history.size () - 1 )
{
historyState = historyState + 1;
restoreHistoryState ( history.get ( historyState ) );
}
}
private void restoreHistoryState ( final NinePatchInfo state )
{
// Ignore action if history state doesn't fit current image
if ( !state.getImageSize ().equals ( ninePatchIcon.getRealImageSize () ) )
{
return;
}
// Update NinePatchIcon data
ninePatchIcon.setMargin ( MergeUtils.clone ( state.getMargin () ) );
ninePatchIcon.setHorizontalStretch ( MergeUtils.clone ( state.getHorizontalStretch () ) );
ninePatchIcon.setVerticalStretch ( MergeUtils.clone ( state.getVerticalStretch () ) );
// Updates shown image
validateIcon ();
revalidate ();
repaint ();
fireStateChanged ();
changed = historyState > 0;
}
private void saveHistoryState ()
{
if ( ninePatchIcon != null )
{
// Removing all undone states starting from end till the current state
for ( int i = history.size () - 1; i > historyState; i-- )
{
history.remove ( i );
}
// Adding new state
final NinePatchInfo info = new NinePatchInfo ();
info.setImageSize ( ninePatchIcon.getRealImageSize () );
info.setMargin ( MergeUtils.clone ( ninePatchIcon.getMargin () ) );
info.setHorizontalStretch ( MergeUtils.clone ( ninePatchIcon.getHorizontalStretch () ) );
info.setVerticalStretch ( MergeUtils.clone ( ninePatchIcon.getVerticalStretch () ) );
history.add ( info );
historyState = history.size () - 1;
// Updating changes state
changed = true;
}
}
private void clearHistory ()
{
history.clear ();
historyState = -1;
}
private class NinePatchEditorMouseAdapter extends MouseAdapter
{
private boolean cameraDragged = false;
private boolean hContentAreaDragged = false;
private boolean hContentStartDragged = false;
private boolean hContentEndDragged = false;
private boolean vContentAreaDragged = false;
private boolean vContentStartDragged = false;
private boolean vContentEndDragged = false;
private boolean contentAreaDragged = false;
private boolean hStretchAreaDragged = false;
private boolean hStretchStartDragged = false;
private boolean hStretchEndDragged = false;
private boolean vStretchAreaDragged = false;
private boolean vStretchStartDragged = false;
private boolean vStretchEndDragged = false;
private boolean addingHorizontalStretch = false;
private boolean addingVerticalStretch = false;
private boolean removingHorizontalStretch = false;
private boolean removingVerticalStretch = false;
private int startX = -1;
private int startY = -1;
private Rectangle startRect = null;
private Insets startMargin = null;
private NinePatchInterval changedInterval = null;
private NinePatchInterval removedInterval = null;
@Override
public void mouseWheelMoved ( final MouseWheelEvent e )
{
mouseEvent ( e, MouseEventType.mouseWheelMoved );
}
@Override
public void mousePressed ( final MouseEvent e )
{
mouseEvent ( e, MouseEventType.mousePressed );
}
@Override
public void mouseDragged ( final MouseEvent e )
{
mouseEvent ( e, MouseEventType.mouseDragged );
}
@Override
public void mouseReleased ( final MouseEvent e )
{
mouseEvent ( e, MouseEventType.mouseReleased );
}
@Override
public void mouseEntered ( final MouseEvent e )
{
mouseEvent ( e, MouseEventType.mouseEntered );
}
@Override
public void mouseExited ( final MouseEvent e )
{
mouseEvent ( e, MouseEventType.mouseExited );
}
@Override
public void mouseMoved ( final MouseEvent e )
{
mouseEvent ( e, MouseEventType.mouseMoved );
}
private void mouseEvent ( final MouseEvent e, final MouseEventType mouseEventType )
{
if ( processMouseEvent ( e, mouseEventType ) )
{
repaint ();
}
}
private boolean processMouseEvent ( MouseEvent e, final MouseEventType mouseEventType )
{
// Checking whether image is set into the editor or not
final BufferedImage image = getRawImage ();
if ( image == null )
{
return false;
}
// Current cursor position
final int x = e.getX ();
final int y = e.getY ();
// Constants
final int cw = NinePatchEditor.this.getWidth ();
final int ch = NinePatchEditor.this.getHeight ();
final int iw = image.getWidth () * zoom;
final int ih = image.getHeight () * zoom;
final Insets margin = ninePatchIcon.getMargin ();
final int imageStartX = ( cw + ( showRuler ? RULER_LENGTH : 0 ) ) / 2 - iw / 2;
final int imageStartY = ( ch + ( showRuler ? RULER_LENGTH : 0 ) ) / 2 - ih / 2;
// Variables
boolean repaintRequired = false;
// Content area coordinates
final int contentStartX = getContentStartX ( imageStartX, margin );
final int contentEndX = getContentEndX ( imageStartX, iw, margin );
final int contentStartY = getContentStartY ( imageStartY, margin );
final int contentEndY = getContentEndY ( imageStartY, ih, margin );
// Request focus on any action inside
if ( mouseEventType.equals ( MouseEventType.mousePressed ) )
{
requestFocusInWindow ();
}
// Mouse cursor position update
if ( ( showRulerCursorPosition || showAreaCursorPosition ) && mouseEventType.equals ( MouseEventType.mouseMoved ) ||
mouseEventType.equals ( MouseEventType.mouseDragged ) || mouseEventType.equals ( MouseEventType.mouseEntered ) ||
mouseEventType.equals ( MouseEventType.mouseExited ) )
{
repaintRequired = true;
}
// Zoom change
if ( !someDragged && mouseEventType.equals ( MouseEventType.mouseWheelMoved ) &&
( SwingUtils.isCtrl ( e ) || SwingUtils.isAlt ( e ) ) )
{
final MouseWheelEvent mwe = ( MouseWheelEvent ) e;
setZoom ( getZoom () - mwe.getWheelRotation () );
setCursor ( Cursor.getDefaultCursor () );
return repaintRequired;
}
// Visible area drag
if ( SwingUtilities.isMiddleMouseButton ( e ) && ( cameraDragged || !someDragged ) )
{
if ( mouseEventType.equals ( MouseEventType.mousePressed ) )
{
someDragged = true;
cameraDragged = true;
startRect = getVisibleRect ();
e = SwingUtilities.convertMouseEvent ( NinePatchEditor.this, e, view );
startX = e.getX ();
startY = e.getY ();
setCursor ( Cursor.getPredefinedCursor ( Cursor.HAND_CURSOR ) );
}
else if ( cameraDragged && mouseEventType.equals ( MouseEventType.mouseDragged ) )
{
e = SwingUtilities.convertMouseEvent ( NinePatchEditor.this, e, view );
view.getHorizontalScrollBar ().setValue ( startRect.x - ( e.getX () - startX ) );
view.getVerticalScrollBar ().setValue ( startRect.y - ( e.getY () - startY ) );
setCursor ( Cursor.getPredefinedCursor ( Cursor.HAND_CURSOR ) );
}
else if ( cameraDragged && mouseEventType.equals ( MouseEventType.mouseReleased ) )
{
someDragged = false;
cameraDragged = false;
setCursor ( Cursor.getDefaultCursor () );
}
return repaintRequired;
}
// Continue only if icon presented
if ( ninePatchIcon == null || ninePatchImage == null )
{
return repaintRequired;
}
// Content area drag
if ( hContentAreaDragged ||
!someDragged && new Rectangle ( contentStartX, imageStartY + ih, contentEndX - contentStartX, zoom ).contains ( x, y ) )
{
// Dragging horizontal content area
if ( mouseEventType.equals ( MouseEventType.mousePressed ) )
{
someDragged = true;
hContentAreaDragged = true;
startX = x;
startMargin = margin;
}
else if ( hContentAreaDragged && mouseEventType.equals ( MouseEventType.mouseDragged ) )
{
final int changeX = ( x - startX ) / zoom;
int left = startMargin.left + changeX;
if ( left < 0 )
{
left = 0;
}
if ( left > image.getWidth () - 1 )
{
left = image.getWidth () - 1;
}
int right = startMargin.right - changeX;
if ( right < 0 )
{
right = 0;
}
if ( right > image.getWidth () - 1 )
{
right = image.getWidth () - 1;
}
ninePatchIcon.setMargin ( startMargin.top, left, startMargin.bottom, right );
repaintRequired = true;
fireStateChanged ();
}
else if ( hContentAreaDragged && mouseEventType.equals ( MouseEventType.mouseReleased ) )
{
someDragged = false;
hContentAreaDragged = false;
saveHistoryState ();
fireStateChanged ();
}
setCursor ( Cursor.getPredefinedCursor ( Cursor.MOVE_CURSOR ) );
return repaintRequired;
}
if ( vContentAreaDragged ||
!someDragged && new Rectangle ( imageStartX + iw, contentStartY, zoom, contentEndY - contentStartY ).contains ( x, y ) )
{
// Dragging vertical content area
if ( mouseEventType.equals ( MouseEventType.mousePressed ) )
{
someDragged = true;
vContentAreaDragged = true;
startY = y;
startMargin = margin;
}
else if ( vContentAreaDragged && mouseEventType.equals ( MouseEventType.mouseDragged ) )
{
final int changeY = ( y - startY ) / zoom;
int top = startMargin.top + changeY;
if ( top < 0 )
{
top = 0;
}
if ( top > image.getHeight () - 1 )
{
top = image.getHeight () - 1;
}
int bottom = startMargin.bottom - changeY;
if ( bottom < 0 )
{
bottom = 0;
}
if ( bottom > image.getHeight () - 1 )
{
bottom = image.getHeight () - 1;
}
ninePatchIcon.setMargin ( top, startMargin.left, bottom, startMargin.right );
repaintRequired = true;
fireStateChanged ();
}
else if ( vContentAreaDragged && mouseEventType.equals ( MouseEventType.mouseReleased ) )
{
someDragged = false;
vContentAreaDragged = false;
saveHistoryState ();
fireStateChanged ();
}
setCursor ( Cursor.getPredefinedCursor ( Cursor.MOVE_CURSOR ) );
return repaintRequired;
}
// Content area resize
if ( hContentStartDragged || !someDragged && y >= imageStartY && contentStartX + getSnap () >= x &&
contentStartX - getSnap () <= x )
{
// Dragging horizontal content area start
if ( mouseEventType.equals ( MouseEventType.mousePressed ) )
{
someDragged = true;
hContentStartDragged = true;
startX = x;
startMargin = margin;
}
else if ( hContentStartDragged && mouseEventType.equals ( MouseEventType.mouseDragged ) )
{
final int changeX = ( x - startX ) / zoom;
int left = startMargin.left + changeX;
if ( left < 0 )
{
left = 0;
}
if ( left > image.getWidth () - startMargin.right - 1 )
{
left = image.getWidth () - startMargin.right - 1;
}
ninePatchIcon.setMargin ( startMargin.top, left, startMargin.bottom, startMargin.right );
repaintRequired = true;
fireStateChanged ();
}
else if ( hContentStartDragged && mouseEventType.equals ( MouseEventType.mouseReleased ) )
{
someDragged = false;
hContentStartDragged = false;
saveHistoryState ();
fireStateChanged ();
}
setCursor ( Cursor.getPredefinedCursor ( Cursor.E_RESIZE_CURSOR ) );
return repaintRequired;
}
if ( hContentEndDragged || !someDragged && y >= imageStartY && contentEndX + getSnap () >= x &&
contentEndX - getSnap () <= x )
{
// Dragging horizontal content area end
if ( mouseEventType.equals ( MouseEventType.mousePressed ) )
{
someDragged = true;
hContentEndDragged = true;
startX = x;
startMargin = margin;
}
else if ( hContentEndDragged && mouseEventType.equals ( MouseEventType.mouseDragged ) )
{
final int changeX = ( x - startX ) / zoom;
int right = startMargin.right - changeX;
if ( right < 0 )
{
right = 0;
}
if ( right > image.getWidth () - startMargin.left - 1 )
{
right = image.getWidth () - startMargin.left - 1;
}
ninePatchIcon.setMargin ( startMargin.top, startMargin.left, startMargin.bottom, right );
repaintRequired = true;
fireStateChanged ();
}
else if ( hContentEndDragged && mouseEventType.equals ( MouseEventType.mouseReleased ) )
{
someDragged = false;
hContentEndDragged = false;
saveHistoryState ();
fireStateChanged ();
}
setCursor ( Cursor.getPredefinedCursor ( Cursor.E_RESIZE_CURSOR ) );
return repaintRequired;
}
if ( vContentStartDragged || !someDragged && x >= imageStartX && contentStartY + getSnap () >= y &&
contentStartY - getSnap () <= y )
{
// Dragging vertical content area start
if ( mouseEventType.equals ( MouseEventType.mousePressed ) )
{
someDragged = true;
vContentStartDragged = true;
startY = y;
startMargin = margin;
}
else if ( vContentStartDragged && mouseEventType.equals ( MouseEventType.mouseDragged ) )
{
final int changeY = ( y - startY ) / zoom;
int top = startMargin.top + changeY;
if ( top < 0 )
{
top = 0;
}
if ( top > image.getHeight () - startMargin.bottom - 1 )
{
top = image.getHeight () - startMargin.bottom - 1;
}
ninePatchIcon.setMargin ( top, startMargin.left, startMargin.bottom, startMargin.right );
repaintRequired = true;
fireStateChanged ();
}
else if ( vContentStartDragged && mouseEventType.equals ( MouseEventType.mouseReleased ) )
{
someDragged = false;
vContentStartDragged = false;
saveHistoryState ();
fireStateChanged ();
}
setCursor ( Cursor.getPredefinedCursor ( Cursor.S_RESIZE_CURSOR ) );
return repaintRequired;
}
if ( vContentEndDragged || !someDragged && x >= imageStartX && contentEndY + getSnap () >= y &&
contentEndY - getSnap () <= y )
{
// Dragging vertical content area end
if ( mouseEventType.equals ( MouseEventType.mousePressed ) )
{
someDragged = true;
vContentEndDragged = true;
startY = y;
startMargin = margin;
}
else if ( vContentEndDragged && mouseEventType.equals ( MouseEventType.mouseDragged ) )
{
final int changeY = ( y - startY ) / zoom;
int bottom = startMargin.bottom - changeY;
if ( bottom < 0 )
{
bottom = 0;
}
if ( bottom > image.getHeight () - startMargin.top - 1 )
{
bottom = image.getHeight () - startMargin.top - 1;
}
ninePatchIcon.setMargin ( startMargin.top, startMargin.left, bottom, startMargin.right );
repaintRequired = true;
fireStateChanged ();
}
else if ( vContentEndDragged && mouseEventType.equals ( MouseEventType.mouseReleased ) )
{
someDragged = false;
vContentEndDragged = false;
saveHistoryState ();
fireStateChanged ();
}
setCursor ( Cursor.getPredefinedCursor ( Cursor.S_RESIZE_CURSOR ) );
return repaintRequired;
}
// Stretch
for ( final NinePatchInterval npi : ninePatchIcon.getHorizontalStretch () )
{
if ( !npi.isPixel () )
{
// Stretch areas drag
if ( hStretchAreaDragged && changedInterval.isSame ( npi ) || !someDragged &&
new Rectangle ( imageStartX + npi.getStart () * zoom, imageStartY - zoom,
( npi.getEnd () - npi.getStart () + 1 ) * zoom, zoom + ( fillStretchAreas ? ih : 0 ) )
.contains ( x, y ) )
{
// Dragging horizontal stretch area
if ( mouseEventType.equals ( MouseEventType.mousePressed ) )
{
someDragged = true;
hStretchAreaDragged = true;
startX = x;
changedInterval = npi.clone ();
}
else if ( hStretchAreaDragged && mouseEventType.equals ( MouseEventType.mouseDragged ) )
{
final int changeX = ( x - startX ) / zoom;
int start = changedInterval.getStart () + changeX;
if ( start < 0 )
{
start = 0;
}
if ( start > image.getWidth () - 1 )
{
start = image.getWidth () - 1;
}
int end = changedInterval.getEnd () + changeX;
if ( end < 0 )
{
end = 0;
}
if ( end > image.getWidth () - 1 )
{
end = image.getWidth () - 1;
}
npi.setStart ( start );
npi.setEnd ( end );
repaintRequired = true;
}
else if ( hStretchAreaDragged && mouseEventType.equals ( MouseEventType.mouseReleased ) )
{
someDragged = false;
hStretchAreaDragged = false;
verifyHorizontalStretchAreas ();
repaintRequired = true;
saveHistoryState ();
fireStateChanged ();
}
setCursor ( Cursor.getPredefinedCursor ( Cursor.MOVE_CURSOR ) );
return repaintRequired;
}
// Stretch areas resize cursor
if ( y <= imageStartY + ih )
{
if ( hStretchStartDragged && changedInterval.isSame ( npi ) || !someDragged &&
imageStartX + npi.getStart () * zoom - getSnap () <= x &&
x <= imageStartX + npi.getStart () * zoom + getSnap () )
{
// Dragging horizontal stretch area start
if ( mouseEventType.equals ( MouseEventType.mousePressed ) )
{
someDragged = true;
hStretchStartDragged = true;
startX = x;
changedInterval = npi.clone ();
}
else if ( hStretchStartDragged && mouseEventType.equals ( MouseEventType.mouseDragged ) )
{
final int changeX = ( x - startX ) / zoom;
int start = changedInterval.getStart () + changeX;
if ( start < 0 )
{
start = 0;
}
if ( start > changedInterval.getEnd () )
{
start = changedInterval.getEnd ();
}
npi.setStart ( start );
repaintRequired = true;
}
else if ( hStretchStartDragged && mouseEventType.equals ( MouseEventType.mouseReleased ) )
{
someDragged = false;
hStretchStartDragged = false;
verifyHorizontalStretchAreas ();
repaintRequired = true;
saveHistoryState ();
fireStateChanged ();
}
setCursor ( Cursor.getPredefinedCursor ( Cursor.E_RESIZE_CURSOR ) );
return repaintRequired;
}
if ( hStretchEndDragged && changedInterval.isSame ( npi ) || !someDragged &&
imageStartX + ( npi.getEnd () + 1 ) * zoom - getSnap () <= x &&
x <= imageStartX + ( npi.getEnd () + 1 ) * zoom + getSnap () )
{
// Dragging horizontal stretch area end
if ( mouseEventType.equals ( MouseEventType.mousePressed ) )
{
someDragged = true;
hStretchEndDragged = true;
startX = x;
changedInterval = npi.clone ();
}
else if ( hStretchEndDragged && mouseEventType.equals ( MouseEventType.mouseDragged ) )
{
final int changeX = ( x - startX ) / zoom;
int end = changedInterval.getEnd () + changeX;
if ( end < changedInterval.getStart () )
{
end = changedInterval.getStart ();
}
if ( end > image.getWidth () - 1 )
{
end = image.getWidth () - 1;
}
npi.setEnd ( end );
repaintRequired = true;
}
else if ( hStretchEndDragged && mouseEventType.equals ( MouseEventType.mouseReleased ) )
{
someDragged = false;
hStretchEndDragged = false;
verifyHorizontalStretchAreas ();
repaintRequired = true;
saveHistoryState ();
fireStateChanged ();
}
setCursor ( Cursor.getPredefinedCursor ( Cursor.E_RESIZE_CURSOR ) );
return repaintRequired;
}
}
}
}
for ( final NinePatchInterval npi : ninePatchIcon.getVerticalStretch () )
{
if ( !npi.isPixel () )
{
// Stretch areas drag
if ( vStretchAreaDragged && changedInterval.isSame ( npi ) || !someDragged &&
new Rectangle ( imageStartX - zoom, imageStartY + npi.getStart () * zoom, zoom + ( fillStretchAreas ? iw : 0 ),
( npi.getEnd () - npi.getStart () + 1 ) * zoom ).contains ( x, y ) )
{
// Dragging vertical stretch area
if ( mouseEventType.equals ( MouseEventType.mousePressed ) )
{
someDragged = true;
vStretchAreaDragged = true;
startY = y;
changedInterval = npi.clone ();
}
else if ( vStretchAreaDragged && mouseEventType.equals ( MouseEventType.mouseDragged ) )
{
final int changeY = ( y - startY ) / zoom;
int start = changedInterval.getStart () + changeY;
if ( start < 0 )
{
start = 0;
}
if ( start > image.getHeight () - 1 )
{
start = image.getHeight () - 1;
}
int end = changedInterval.getEnd () + changeY;
if ( end < 0 )
{
end = 0;
}
if ( end > image.getHeight () - 1 )
{
end = image.getHeight () - 1;
}
npi.setStart ( start );
npi.setEnd ( end );
repaintRequired = true;
}
else if ( vStretchAreaDragged && mouseEventType.equals ( MouseEventType.mouseReleased ) )
{
someDragged = false;
vStretchAreaDragged = false;
verifyVerticalStretchAreas ();
repaintRequired = true;
saveHistoryState ();
fireStateChanged ();
}
setCursor ( Cursor.getPredefinedCursor ( Cursor.MOVE_CURSOR ) );
return repaintRequired;
}
// Stretch areas resize cursor
if ( x <= imageStartX + iw )
{
if ( vStretchStartDragged && changedInterval.isSame ( npi ) || !someDragged &&
imageStartY + npi.getStart () * zoom - getSnap () <= y &&
y <= imageStartY + npi.getStart () * zoom + getSnap () )
{
// Dragging vertical stretch area start
if ( mouseEventType.equals ( MouseEventType.mousePressed ) )
{
someDragged = true;
vStretchStartDragged = true;
startY = y;
changedInterval = npi.clone ();
}
else if ( vStretchStartDragged && mouseEventType.equals ( MouseEventType.mouseDragged ) )
{
final int changeY = ( y - startY ) / zoom;
int start = changedInterval.getStart () + changeY;
if ( start < 0 )
{
start = 0;
}
if ( start > changedInterval.getEnd () )
{
start = changedInterval.getEnd ();
}
npi.setStart ( start );
repaintRequired = true;
}
else if ( vStretchStartDragged && mouseEventType.equals ( MouseEventType.mouseReleased ) )
{
someDragged = false;
vStretchStartDragged = false;
verifyVerticalStretchAreas ();
repaintRequired = true;
saveHistoryState ();
fireStateChanged ();
}
setCursor ( Cursor.getPredefinedCursor ( Cursor.S_RESIZE_CURSOR ) );
return repaintRequired;
}
if ( vStretchEndDragged && changedInterval.isSame ( npi ) || !someDragged &&
imageStartY + ( npi.getEnd () + 1 ) * zoom - getSnap () <= y &&
y <= imageStartY + ( npi.getEnd () + 1 ) * zoom + getSnap () )
{
// Dragging vertical stretch area end
if ( mouseEventType.equals ( MouseEventType.mousePressed ) )
{
someDragged = true;
vStretchEndDragged = true;
startY = y;
changedInterval = npi.clone ();
}
else if ( vStretchEndDragged && mouseEventType.equals ( MouseEventType.mouseDragged ) )
{
final int changeY = ( y - startY ) / zoom;
int end = changedInterval.getEnd () + changeY;
if ( end < changedInterval.getStart () )
{
end = changedInterval.getStart ();
}
if ( end > image.getHeight () - 1 )
{
end = image.getHeight () - 1;
}
npi.setEnd ( end );
repaintRequired = true;
}
else if ( vStretchEndDragged && mouseEventType.equals ( MouseEventType.mouseReleased ) )
{
someDragged = false;
vStretchEndDragged = false;
verifyVerticalStretchAreas ();
repaintRequired = true;
saveHistoryState ();
fireStateChanged ();
}
setCursor ( Cursor.getPredefinedCursor ( Cursor.S_RESIZE_CURSOR ) );
return repaintRequired;
}
}
}
}
// Dragging content area
if ( fillContentArea )
{
if ( contentAreaDragged || !someDragged &&
new Rectangle ( contentStartX, contentStartY, contentEndX - contentStartX, contentEndY - contentStartY )
.contains ( x, y ) )
{
// Dragging vertical content area
if ( mouseEventType.equals ( MouseEventType.mousePressed ) )
{
someDragged = true;
contentAreaDragged = true;
startX = x;
startY = y;
startMargin = margin;
}
else if ( contentAreaDragged && mouseEventType.equals ( MouseEventType.mouseDragged ) )
{
final int changeY = ( y - startY ) / zoom;
int top = startMargin.top + changeY;
if ( top < 0 )
{
top = 0;
}
if ( top > image.getHeight () - 1 )
{
top = image.getHeight () - 1;
}
int bottom = startMargin.bottom - changeY;
if ( bottom < 0 )
{
bottom = 0;
}
if ( bottom > image.getHeight () - 1 )
{
bottom = image.getHeight () - 1;
}
final int changeX = ( x - startX ) / zoom;
int left = startMargin.left + changeX;
if ( left < 0 )
{
left = 0;
}
if ( left > image.getWidth () - 1 )
{
left = image.getWidth () - 1;
}
int right = startMargin.right - changeX;
if ( right < 0 )
{
right = 0;
}
if ( right > image.getWidth () - 1 )
{
right = image.getWidth () - 1;
}
ninePatchIcon.setMargin ( top, left, bottom, right );
repaintRequired = true;
fireStateChanged ();
}
else if ( contentAreaDragged && mouseEventType.equals ( MouseEventType.mouseReleased ) )
{
someDragged = false;
contentAreaDragged = false;
saveHistoryState ();
fireStateChanged ();
}
setCursor ( Cursor.getPredefinedCursor ( Cursor.MOVE_CURSOR ) );
return repaintRequired;
}
}
// Adding new stretch areas
if ( SwingUtilities.isLeftMouseButton ( e ) )
{
if ( addingHorizontalStretch || !someDragged )
{
if ( mouseEventType.equals ( MouseEventType.mousePressed ) && x > imageStartX &&
x < imageStartX + iw && y < imageStartY )
{
someDragged = true;
addingHorizontalStretch = true;
startX = x;
changedInterval = new NinePatchInterval ( ( x - imageStartX ) / zoom, false );
ninePatchIcon.addHorizontalStretch ( changedInterval );
repaintRequired = true;
}
else if ( addingHorizontalStretch && mouseEventType.equals ( MouseEventType.mouseDragged ) )
{
final int start = ( startX - imageStartX ) / zoom;
final int end = ( x - imageStartX ) / zoom;
changedInterval.setStart ( Math.max ( 0, Math.min ( start, end ) ) );
changedInterval.setEnd ( Math.min ( image.getWidth () - 1, Math.max ( start, end ) ) );
repaintRequired = true;
}
else if ( addingHorizontalStretch && mouseEventType.equals ( MouseEventType.mouseReleased ) )
{
someDragged = false;
addingHorizontalStretch = false;
verifyHorizontalStretchAreas ();
repaintRequired = true;
saveHistoryState ();
fireStateChanged ();
}
}
if ( addingVerticalStretch || !someDragged )
{
if ( mouseEventType.equals ( MouseEventType.mousePressed ) && y > imageStartY &&
y < imageStartY + ih && x < imageStartX )
{
someDragged = true;
addingVerticalStretch = true;
startY = y;
changedInterval = new NinePatchInterval ( ( y - imageStartY ) / zoom, false );
ninePatchIcon.addVerticalStretch ( changedInterval );
repaintRequired = true;
}
else if ( addingVerticalStretch && mouseEventType.equals ( MouseEventType.mouseDragged ) )
{
final int start = ( startY - imageStartY ) / zoom;
final int end = ( y - imageStartY ) / zoom;
changedInterval.setStart ( Math.max ( 0, Math.min ( start, end ) ) );
changedInterval.setEnd ( Math.min ( image.getHeight () - 1, Math.max ( start, end ) ) );
repaintRequired = true;
}
else if ( addingVerticalStretch && mouseEventType.equals ( MouseEventType.mouseReleased ) )
{
someDragged = false;
addingVerticalStretch = false;
verifyVerticalStretchAreas ();
repaintRequired = true;
saveHistoryState ();
fireStateChanged ();
}
}
}
// Removing stretch areas
if ( SwingUtilities.isRightMouseButton ( e ) )
{
if ( removingHorizontalStretch || !someDragged )
{
if ( mouseEventType.equals ( MouseEventType.mousePressed ) && x > imageStartX &&
x < imageStartX + iw && y < imageStartY )
{
someDragged = true;
removingHorizontalStretch = true;
startX = x;
removedInterval = new NinePatchInterval ( ( x - imageStartX ) / zoom, false );
finishHorizontalRemoval ();
repaintRequired = true;
}
else if ( removingHorizontalStretch && mouseEventType.equals ( MouseEventType.mouseDragged ) )
{
final int start = ( startX - imageStartX ) / zoom;
final int end = ( x - imageStartX ) / zoom;
removedInterval.setStart ( Math.max ( 0, Math.min ( start, end ) ) );
removedInterval.setEnd ( Math.min ( image.getWidth () - 1, Math.max ( start, end ) ) );
finishHorizontalRemoval ();
repaintRequired = true;
}
else if ( removingHorizontalStretch && mouseEventType.equals ( MouseEventType.mouseReleased ) )
{
someDragged = false;
removingHorizontalStretch = false;
repaintRequired = true;
saveHistoryState ();
fireStateChanged ();
}
}
if ( removingVerticalStretch || !someDragged )
{
if ( mouseEventType.equals ( MouseEventType.mousePressed ) && y > imageStartY &&
y < imageStartY + ih && x < imageStartX )
{
someDragged = true;
removingVerticalStretch = true;
startY = y;
removedInterval = new NinePatchInterval ( ( y - imageStartY ) / zoom, false );
finishVerticalRemoval ();
repaintRequired = true;
}
else if ( removingVerticalStretch && mouseEventType.equals ( MouseEventType.mouseDragged ) )
{
final int start = ( startY - imageStartY ) / zoom;
final int end = ( y - imageStartY ) / zoom;
removedInterval.setStart ( Math.max ( 0, Math.min ( start, end ) ) );
removedInterval.setEnd ( Math.min ( image.getHeight () - 1, Math.max ( start, end ) ) );
finishVerticalRemoval ();
repaintRequired = true;
}
else if ( removingVerticalStretch && mouseEventType.equals ( MouseEventType.mouseReleased ) )
{
someDragged = false;
removingVerticalStretch = false;
repaintRequired = true;
saveHistoryState ();
fireStateChanged ();
}
}
}
// Default cursor
setCursor ( Cursor.getDefaultCursor () );
return repaintRequired;
}
private void finishHorizontalRemoval ()
{
final boolean[] filled = getHorizontalFilledPixels ();
for ( int i = removedInterval.getStart (); i <= removedInterval.getEnd (); i++ )
{
filled[ i ] = false;
}
ninePatchIcon.setHorizontalStretch ( NinePatchUtils.parseStretchIntervals ( filled ) );
validateIcon ();
}
private void finishVerticalRemoval ()
{
final boolean[] filled = getVerticalFilledPixels ();
for ( int i = removedInterval.getStart (); i <= removedInterval.getEnd (); i++ )
{
filled[ i ] = false;
}
ninePatchIcon.setVerticalStretch ( NinePatchUtils.parseStretchIntervals ( filled ) );
validateIcon ();
}
}
private void validateIcon ()
{
// todo
}
// private boolean hasHorizontalStretch ()
// {
// for ( NinePatchInterval npi : ninePatchIcon.getHorizontalStretch () )
// {
// if ( !npi.isPixel () )
// {
// return true;
// }
// }
// return false;
// }
private int getSnap ()
{
return Math.max ( SNAP, zoom / 2 );
}
private void verifyHorizontalStretchAreas ()
{
// Verifies that there is no excessive intervals by regrouping all pixels info
final boolean[] filled = getHorizontalFilledPixels ();
ninePatchIcon.setHorizontalStretch ( NinePatchUtils.parseStretchIntervals ( filled ) );
}
private boolean[] getHorizontalFilledPixels ()
{
final boolean[] filled = new boolean[ getRawImage ().getWidth () ];
for ( final NinePatchInterval npi : ninePatchIcon.getHorizontalStretch () )
{
for ( int i = npi.getStart (); i <= npi.getEnd (); i++ )
{
if ( !npi.isPixel () && i < filled.length )
{
filled[ i ] = true;
}
}
}
return filled;
}
private void verifyVerticalStretchAreas ()
{
// Verifies that there is no excessive intervals by regrouping all pixels info
final boolean[] filled = getVerticalFilledPixels ();
ninePatchIcon.setVerticalStretch ( NinePatchUtils.parseStretchIntervals ( filled ) );
}
private boolean[] getVerticalFilledPixels ()
{
final boolean[] filled = new boolean[ getRawImage ().getHeight () ];
for ( final NinePatchInterval npi : ninePatchIcon.getVerticalStretch () )
{
for ( int i = npi.getStart (); i <= npi.getEnd (); i++ )
{
if ( !npi.isPixel () && i < filled.length )
{
filled[ i ] = true;
}
}
}
return filled;
}
private void verifyMargin ()
{
// Verifies that margins fit the image size properly
final Insets margin = ninePatchIcon.getMargin ();
final int maxVerMargin = getRawImage ().getHeight () - 1;
if ( margin.top > maxVerMargin )
{
margin.top = maxVerMargin;
}
if ( margin.bottom + margin.top > maxVerMargin )
{
margin.bottom = maxVerMargin - margin.top;
}
final int maxHorMargin = getRawImage ().getWidth () - 1;
if ( margin.left > maxHorMargin )
{
margin.left = maxHorMargin;
}
if ( margin.right + margin.left > maxHorMargin )
{
margin.right = maxHorMargin - margin.left;
}
}
private void disassembleImage ( final BufferedImage ninePatchImage )
{
// Disassembles image into editor data
try
{
// If image was actually a nine-patch image
this.ninePatchIcon = new NinePatchIcon ( ninePatchImage );
this.ninePatchImage = ninePatchImage;
}
catch ( final IllegalArgumentException e )
{
// If image is not a nine-patch image we will fix it to be one
final BufferedImage fixedImage = ImageUtils
.createCompatibleImage ( ninePatchImage.getWidth () + 2, ninePatchImage.getHeight () + 2, Transparency.TRANSLUCENT );
final Graphics2D g2d = fixedImage.createGraphics ();
g2d.drawImage ( ninePatchImage, 1, 1, null );
g2d.setPaint ( Color.BLACK );
g2d.drawLine ( 1, 0, fixedImage.getWidth () - 2, 0 );
g2d.drawLine ( 0, 1, 0, fixedImage.getHeight () - 2 );
g2d.dispose ();
this.ninePatchIcon = new NinePatchIcon ( fixedImage );
this.ninePatchImage = fixedImage;
}
}
/**
* Assembles editor data into valid Nine-patch image.
*/
private void assembleImage ()
{
final BufferedImage rawImage = getRawImage ();
// New image template
ninePatchImage = ImageUtils.createCompatibleImage ( rawImage.getWidth () + 2, rawImage.getHeight () + 2, Transparency.TRANSLUCENT );
final Graphics2D g2d = ninePatchImage.createGraphics ();
g2d.drawImage ( rawImage, 1, 1, null );
g2d.dispose ();
// Color to fill with marks
final int rgb = Color.BLACK.getRGB ();
// todo Replace pixel filling with line painting to speedup assembling process in times
// Stretch
final boolean[] hf = getHorizontalFilledPixels ();
for ( int i = 0; i < rawImage.getWidth (); i++ )
{
if ( hf[ i ] )
{
ninePatchImage.setRGB ( i + 1, 0, rgb );
}
}
final boolean[] vf = getVerticalFilledPixels ();
for ( int i = 0; i < rawImage.getHeight (); i++ )
{
if ( vf[ i ] )
{
ninePatchImage.setRGB ( 0, i + 1, rgb );
}
}
// Content
final Insets margin = ninePatchIcon.getMargin ();
for ( int i = margin.left; i < rawImage.getWidth () - margin.right; i++ )
{
ninePatchImage.setRGB ( i + 1, ninePatchImage.getHeight () - 1, rgb );
}
for ( int i = margin.top; i < rawImage.getHeight () - margin.bottom; i++ )
{
ninePatchImage.setRGB ( ninePatchImage.getWidth () - 1, i + 1, rgb );
}
}
@Override
protected void paintComponent ( final Graphics g )
{
super.paintComponent ( g );
// Editor image representation shown only when image is loaded
if ( ninePatchIcon != null )
{
final Graphics2D g2d = ( Graphics2D ) g;
final FontMetrics fm = g2d.getFontMetrics ();
final BufferedImage image = getRawImage ();
final int cw = getWidth ();
final int ch = getHeight ();
final int iw = image.getWidth () * zoom;
final int ih = image.getHeight () * zoom;
final Insets margin = ninePatchIcon.getMargin ();
final int imageStartX = ( cw + ( showRuler ? RULER_LENGTH : 0 ) ) / 2 - iw / 2;
final int imageStartY = ( ch + ( showRuler ? RULER_LENGTH : 0 ) ) / 2 - ih / 2;
final Stroke stroke = g2d.getStroke ();
// Native text anti-alias
final Map taa = SwingUtils.setupTextAntialias ( g2d );
// Alpha-background
LafUtils.drawAlphaLayer ( g2d, imageStartX, imageStartY, iw, ih );
// Border
g2d.setPaint ( Color.DARK_GRAY );
g2d.drawRect ( imageStartX, imageStartY, iw, ih );
// Background image
g.drawImage ( image, imageStartX, imageStartY, iw, ih, null );
// Editor stretch guidelines
g2d.setStroke ( GUIDELINE_STROKE );
for ( final NinePatchInterval npi : ninePatchIcon.getHorizontalStretch () )
{
if ( !npi.isPixel () )
{
// Stretched area
if ( fillStretchAreas )
{
g2d.setPaint ( STRETCH_COLOR );
g2d.fillRect ( imageStartX + npi.getStart () * zoom, imageStartY, ( npi.getEnd () - npi.getStart () + 1 ) * zoom,
ih );
}
// Stretched area guidelines
g2d.setPaint ( STRETCH_GUIDELINES_COLOR );
g2d.drawLine ( imageStartX + npi.getStart () * zoom, 0, imageStartX + npi.getStart () * zoom, imageStartY + ih - 1 );
g2d.drawLine ( imageStartX + ( npi.getEnd () + 1 ) * zoom, 0, imageStartX + ( npi.getEnd () + 1 ) * zoom,
imageStartY + ih - 1 );
// Visual representation of nine-patch image information
g2d.setPaint ( Color.BLACK );
g2d.fillRect ( imageStartX + npi.getStart () * zoom + 1, imageStartY - zoom,
( npi.getEnd () - npi.getStart () + 1 ) * zoom - 1, zoom );
}
}
for ( final NinePatchInterval npi : ninePatchIcon.getVerticalStretch () )
{
if ( !npi.isPixel () )
{
// Stretched area
if ( fillStretchAreas )
{
g2d.setPaint ( STRETCH_COLOR );
g2d.fillRect ( imageStartX, imageStartY + npi.getStart () * zoom, iw,
( npi.getEnd () - npi.getStart () + 1 ) * zoom );
}
// Stretched area guidelines
g2d.setPaint ( STRETCH_GUIDELINES_COLOR );
g2d.drawLine ( 0, imageStartY + npi.getStart () * zoom, imageStartX + iw - 1, imageStartY + npi.getStart () * zoom );
g2d.drawLine ( 0, imageStartY + ( npi.getEnd () + 1 ) * zoom, imageStartX + iw - 1,
imageStartY + ( npi.getEnd () + 1 ) * zoom );
// Visual representation of nine-patch image information
g2d.setPaint ( Color.BLACK );
g2d.fillRect ( imageStartX - zoom, imageStartY + npi.getStart () * zoom + 1, zoom,
( npi.getEnd () - npi.getStart () + 1 ) * zoom - 1 );
}
}
// Editor content area
final int csx = getContentStartX ( imageStartX, margin );
final int cex = getContentEndX ( imageStartX, iw, margin );
final int csy = getContentStartY ( imageStartY, margin );
final int cey = getContentEndY ( imageStartY, ih, margin );
if ( fillContentArea )
{
g2d.setPaint ( CONTENT_COLOR );
g2d.fillRect ( csx + 1, csy + 1, iw - ( margin.left + margin.right ) * zoom - 1,
ih - ( margin.top + margin.bottom ) * zoom - 1 );
}
g2d.setPaint ( CONTENT_GUIDELINES_COLOR );
g2d.drawLine ( csx, imageStartY, csx, ch );
g2d.drawLine ( cex, imageStartY, cex, ch );
g2d.drawLine ( imageStartX, csy, cw, csy );
g2d.drawLine ( imageStartX, cey, cw, cey );
// Visual representation of nine-patch image information
g2d.setPaint ( Color.BLACK );
g2d.fillRect ( imageStartX + iw + 1, csy + 1, zoom, cey - csy - 1 );
g2d.fillRect ( csx + 1, imageStartY + ih + 1, cex - csx - 1, zoom );
// Restoring old stroke
g2d.setStroke ( stroke );
// Spaces between all guides at top and left sides
if ( showGuideSpacing )
{
g2d.setPaint ( Color.BLACK );
final List horizontalGuides = getHorizontalGuides ();
for ( int i = 0; i < horizontalGuides.size () - 1; i++ )
{
final Integer guide = horizontalGuides.get ( i );
final Integer nextGuide = horizontalGuides.get ( i + 1 );
final Integer x1 = imageStartX + guide * zoom;
final Integer x2 = imageStartX + nextGuide * zoom;
final int y1 = imageStartY - zoom - 10;
final int y2 = imageStartY - zoom - 7;
g2d.drawLine ( x1, y1, x2, y1 );
g2d.drawLine ( x1, y1, x1, y2 );
g2d.drawLine ( x2, y1, x2, y2 );
final String px = "" + ( nextGuide - guide );
g2d.drawString ( px, ( x1 + x2 ) / 2 + LafUtils.getTextCenterShiftX ( fm, px ), imageStartY - zoom - 15 );
}
final List verticalGuides = getVerticalGuides ();
for ( int i = 0; i < verticalGuides.size () - 1; i++ )
{
final Integer guide = verticalGuides.get ( i );
final Integer nextGuide = verticalGuides.get ( i + 1 );
final Integer y1 = imageStartY + guide * zoom;
final Integer y2 = imageStartY + nextGuide * zoom;
final int x1 = imageStartX - zoom - 10;
final int x2 = imageStartX - zoom - 7;
g2d.drawLine ( x1, y1, x1, y2 );
g2d.drawLine ( x1, y1, x2, y1 );
g2d.drawLine ( x1, y2, x2, y2 );
final String px = "" + ( nextGuide - guide );
g2d.drawString ( px, x1 - fm.stringWidth ( px ) - 5, ( y1 + y2 ) / 2 + LafUtils.getTextCenterShiftY ( fm ) );
}
}
// Ruler
if ( showRuler )
{
drawRuler ( g2d, new Point ( imageStartX - 1, imageStartY - 1 ), imageStartX, imageStartY );
}
SwingUtils.restoreTextAntialias ( g2d, taa );
}
}
private void drawRuler ( final Graphics2D g2d, final Point zp, final int imageStartX, final int imageStartY )
{
// Variables
final Rectangle vr = NinePatchEditor.this.getVisibleRect ();
final int minorTick = getMinorTicks ();
final int majorTick = getMajorTicks ();
final int ppu = zoom;
// Ruler background
g2d.setPaint ( new GradientPaint ( vr.x, vr.y, METRICS_TOP, vr.x, vr.y + RULER_LENGTH, METRICS_BOTTOM ) );
g2d.fillRect ( vr.x, vr.y, vr.width, RULER_LENGTH );
g2d.setPaint ( new GradientPaint ( vr.x, vr.y, METRICS_TOP, vr.x + RULER_LENGTH, vr.y, METRICS_BOTTOM ) );
g2d.fillRect ( vr.x, vr.y, RULER_LENGTH, vr.height );
// Mouse coordinates
if ( showRulerCursorPosition || showAreaCursorPosition )
{
final Point mouse = SwingUtils.getMousePoint ( this );
if ( mouse.x > vr.x + RULER_LENGTH && mouse.x < vr.x + vr.width &&
mouse.y > vr.y + RULER_LENGTH && mouse.y < vr.y + vr.height )
{
final int px = ( mouse.x - imageStartX ) / zoom - ( mouse.x >= imageStartX ? 0 : 1 );
final int py = ( mouse.y - imageStartY ) / zoom - ( mouse.y >= imageStartY ? 0 : 1 );
// Position marker transparency
final Composite oc = GraphicsUtils.setupAlphaComposite ( g2d, 0.5f );
// Ruler cursor position
if ( showRulerCursorPosition )
{
g2d.setPaint ( Color.RED );
g2d.fillRect ( imageStartX + px * zoom, vr.y, zoom, RULER_LENGTH );
g2d.fillRect ( vr.x, imageStartY + py * zoom, RULER_LENGTH, zoom );
}
// Area cursor position
if ( showAreaCursorPosition )
{
final Shape oldClip = GraphicsUtils.intersectClip ( g2d,
new Rectangle ( vr.x + RULER_LENGTH, vr.y + RULER_LENGTH, vr.width - RULER_LENGTH, vr.height - RULER_LENGTH ),
showAreaCursorPosition );
g2d.setPaint ( Color.RED );
g2d.fillRect ( imageStartX + px * zoom, vr.y, zoom, vr.height );
g2d.fillRect ( vr.x, imageStartY + py * zoom, vr.width, zoom );
GraphicsUtils.restoreClip ( g2d, oldClip );
}
GraphicsUtils.restoreComposite ( g2d, oc );
}
}
g2d.setPaint ( Color.BLACK );
String number;
int i;
// Horizontal marks
i = vr.x + ( zp.x - vr.x ) % minorTick;
for ( int j = i; j <= vr.x + vr.width; j += minorTick )
{
g2d.drawLine ( j, vr.y + RULER_LENGTH - 6, j, vr.y + RULER_LENGTH );
}
i = vr.x + ( zp.x - vr.x ) % majorTick;
for ( int j = i; j <= vr.x + vr.width; j += majorTick )
{
g2d.drawLine ( j, vr.y + RULER_LENGTH - 15, j, vr.y + RULER_LENGTH );
number = "" + ( ( j - zp.x ) / ppu );
g2d.drawString ( number, j + 2, vr.y + RULER_LENGTH - 10 );
}
g2d.setPaint ( Color.BLACK );
g2d.drawLine ( vr.x + RULER_LENGTH, vr.y + RULER_LENGTH, vr.x + vr.width, vr.y + RULER_LENGTH );
// Vertical marks
i = vr.y + ( zp.y - vr.y ) % minorTick;
for ( int j = i; j <= vr.y + vr.height; j += minorTick )
{
g2d.drawLine ( vr.x + RULER_LENGTH - 6, j, vr.x + RULER_LENGTH, j );
}
i = vr.y + ( zp.y - vr.y ) % majorTick;
for ( int j = i; j <= vr.y + vr.height; j += majorTick )
{
g2d.drawLine ( vr.x + RULER_LENGTH - 15, j, vr.x + RULER_LENGTH, j );
number = "" + ( ( j - zp.y ) / ppu );
g2d.rotate ( Math.toRadians ( -90 ) );
g2d.drawString ( number, 1 - j - getFontMetrics ( getFont () ).stringWidth ( number ) - 2, vr.x + RULER_LENGTH - 10 );
g2d.rotate ( Math.toRadians ( 90 ) );
}
g2d.setPaint ( Color.BLACK );
g2d.drawLine ( vr.x + RULER_LENGTH, vr.y + RULER_LENGTH, vr.x + RULER_LENGTH, vr.y + vr.height );
// Ruler corner
g2d.setPaint ( Color.WHITE );
g2d.fillRect ( vr.x, vr.y, RULER_LENGTH, RULER_LENGTH );
final String unitsName = zoom + "x";
final Point ts = LafUtils.getTextCenterShift ( g2d.getFontMetrics (), unitsName );
g2d.setPaint ( Color.DARK_GRAY );
g2d.drawString ( unitsName, vr.x + RULER_LENGTH / 2 + ts.x, vr.y + RULER_LENGTH / 2 + ts.y );
g2d.setPaint ( Color.BLACK );
g2d.drawLine ( vr.x + RULER_LENGTH, vr.y, vr.x + RULER_LENGTH, vr.y + RULER_LENGTH );
g2d.drawLine ( vr.x, vr.y + RULER_LENGTH, vr.x + RULER_LENGTH, vr.y + RULER_LENGTH );
}
private int getMajorTicks ()
{
switch ( zoom )
{
case 1:
return zoom * 50;
case 2:
return zoom * 20;
case 3:
return zoom * 20;
case 4:
return zoom * 10;
case 5:
return zoom * 10;
case 6:
return zoom * 10;
default:
return zoom * 5;
}
}
private int getMinorTicks ()
{
switch ( zoom )
{
case 1:
return zoom * 5;
case 2:
return zoom * 5;
case 3:
return zoom * 2;
case 4:
return zoom * 2;
case 5:
return zoom;
case 6:
return zoom;
default:
return zoom;
}
}
private List getHorizontalGuides ()
{
final List horizontalGuides = new ArrayList ();
// Stretch guides
for ( final NinePatchInterval npi : ninePatchIcon.getHorizontalStretch () )
{
if ( !horizontalGuides.contains ( npi.getStart () ) )
{
horizontalGuides.add ( npi.getStart () );
}
if ( !horizontalGuides.contains ( npi.getEnd () + 1 ) )
{
horizontalGuides.add ( npi.getEnd () + 1 );
}
}
// Content guides
final Insets margin = ninePatchIcon.getMargin ();
if ( !horizontalGuides.contains ( margin.left ) )
{
horizontalGuides.add ( margin.left );
}
if ( !horizontalGuides.contains ( getRawImage ().getWidth () - margin.right ) )
{
horizontalGuides.add ( getRawImage ().getWidth () - margin.right );
}
// Sort ascending
Collections.sort ( horizontalGuides );
return horizontalGuides;
}
private List getVerticalGuides ()
{
final List verticalGuides = new ArrayList ();
// Stretch guides
for ( final NinePatchInterval npi : ninePatchIcon.getVerticalStretch () )
{
if ( !verticalGuides.contains ( npi.getStart () ) )
{
verticalGuides.add ( npi.getStart () );
}
if ( !verticalGuides.contains ( npi.getEnd () + 1 ) )
{
verticalGuides.add ( npi.getEnd () + 1 );
}
}
// Content guides
final Insets margin = ninePatchIcon.getMargin ();
if ( !verticalGuides.contains ( margin.top ) )
{
verticalGuides.add ( margin.top );
}
if ( !verticalGuides.contains ( getRawImage ().getHeight () - margin.bottom ) )
{
verticalGuides.add ( getRawImage ().getHeight () - margin.bottom );
}
// Sort ascending
Collections.sort ( verticalGuides );
return verticalGuides;
}
private int getContentStartX ( final int imageStartX, final Insets margin )
{
return imageStartX + margin.left * zoom;
}
private int getContentEndX ( final int imageStartX, final int iw, final Insets margin )
{
return imageStartX + iw - margin.right * zoom;
}
private int getContentStartY ( final int imageStartY, final Insets margin )
{
return imageStartY + margin.top * zoom;
}
private int getContentEndY ( final int imageStartY, final int ih, final Insets margin )
{
return imageStartY + ih - margin.bottom * zoom;
}
public List getChangeListeners ()
{
return changeListeners;
}
public void addChangeListener ( final ChangeListener changeListener )
{
changeListeners.add ( changeListener );
}
public void removeChangeListener ( final ChangeListener changeListener )
{
changeListeners.add ( changeListener );
}
private void fireStateChanged ()
{
final ChangeEvent changeEvent = new ChangeEvent ( NinePatchEditor.this );
for ( final ChangeListener listener : CollectionUtils.copy ( changeListeners ) )
{
listener.stateChanged ( changeEvent );
}
}
public List getZoomChangeListeners ()
{
return zoomChangeListeners;
}
public void addZoomChangeListener ( final ZoomChangeListener zoomChangeListener )
{
zoomChangeListeners.add ( zoomChangeListener );
}
public void removeZoomChangeListener ( final ZoomChangeListener zoomChangeListener )
{
zoomChangeListeners.add ( zoomChangeListener );
}
private void fireZoomChanged ()
{
for ( final ZoomChangeListener listener : CollectionUtils.copy ( zoomChangeListeners ) )
{
listener.zoomChanged ();
}
}
/**
* Size methods.
*/
@Override
public int getPreferredWidth ()
{
return SizeUtils.getPreferredWidth ( this );
}
@Override
public NinePatchEditor setPreferredWidth ( final int preferredWidth )
{
return SizeUtils.setPreferredWidth ( this, preferredWidth );
}
@Override
public int getPreferredHeight ()
{
return SizeUtils.getPreferredHeight ( this );
}
@Override
public NinePatchEditor setPreferredHeight ( final int preferredHeight )
{
return SizeUtils.setPreferredHeight ( this, preferredHeight );
}
@Override
public int getMinimumWidth ()
{
return SizeUtils.getMinimumWidth ( this );
}
@Override
public NinePatchEditor setMinimumWidth ( final int minimumWidth )
{
return SizeUtils.setMinimumWidth ( this, minimumWidth );
}
@Override
public int getMinimumHeight ()
{
return SizeUtils.getMinimumHeight ( this );
}
@Override
public NinePatchEditor setMinimumHeight ( final int minimumHeight )
{
return SizeUtils.setMinimumHeight ( this, minimumHeight );
}
@Override
public int getMaximumWidth ()
{
return SizeUtils.getMaximumWidth ( this );
}
@Override
public NinePatchEditor setMaximumWidth ( final int maximumWidth )
{
return SizeUtils.setMaximumWidth ( this, maximumWidth );
}
@Override
public int getMaximumHeight ()
{
return SizeUtils.getMaximumHeight ( this );
}
@Override
public NinePatchEditor setMaximumHeight ( final int maximumHeight )
{
return SizeUtils.setMaximumHeight ( this, maximumHeight );
}
@Override
public Dimension getPreferredSize ()
{
return SizeUtils.getPreferredSize ( this, getActualPreferredSize () );
}
@Override
public NinePatchEditor setPreferredSize ( final int width, final int height )
{
return SizeUtils.setPreferredSize ( this, width, height );
}
public Dimension getActualPreferredSize ()
{
// todo Should be in L&F for NinePatchEditor
final boolean imageExists = ninePatchImage != null;
final int iw = imageExists ? ( ninePatchImage.getWidth () + 2 ) * zoom : 400;
final int ih = imageExists ? ( ninePatchImage.getHeight () + 2 ) * zoom : 400;
return new Dimension ( RULER_LENGTH + iw + ADDITIONAL_SPACE, RULER_LENGTH + ih + ADDITIONAL_SPACE );
}
}