/*
* This program is free software; you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software
* Foundation.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
* or from the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* This program 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 Lesser General Public License for more details.
*
* Copyright (c) 2001 - 2013 Object Refinery Ltd, Pentaho Corporation and Contributors.. All rights reserved.
*/
package org.pentaho.reporting.libraries.pixie.wmf;
import java.awt.Color;
import java.awt.Paint;
import java.awt.Rectangle;
import java.awt.TexturePaint;
import java.awt.image.BufferedImage;
/**
* A Windows metafile logical brush object.
*/
public class MfLogBrush implements WmfObject
{
private static final boolean WHITE = false;
private static final boolean BLACK = true;
private static final boolean[] IMG_HS_HORIZONTAL =
{
WHITE, WHITE, WHITE, WHITE, WHITE, WHITE, WHITE, WHITE,
WHITE, WHITE, WHITE, WHITE, WHITE, WHITE, WHITE, WHITE,
WHITE, WHITE, WHITE, WHITE, WHITE, WHITE, WHITE, WHITE,
BLACK, BLACK, BLACK, BLACK, BLACK, BLACK, BLACK, BLACK,
BLACK, BLACK, BLACK, BLACK, BLACK, BLACK, BLACK, BLACK,
WHITE, WHITE, WHITE, WHITE, WHITE, WHITE, WHITE, WHITE,
WHITE, WHITE, WHITE, WHITE, WHITE, WHITE, WHITE, WHITE,
WHITE, WHITE, WHITE, WHITE, WHITE, WHITE, WHITE, WHITE,
};
private static final boolean[] IMG_HS_VERTICAL =
{
WHITE, WHITE, WHITE, BLACK, BLACK, WHITE, WHITE, WHITE,
WHITE, WHITE, WHITE, BLACK, BLACK, WHITE, WHITE, WHITE,
WHITE, WHITE, WHITE, BLACK, BLACK, WHITE, WHITE, WHITE,
WHITE, WHITE, WHITE, BLACK, BLACK, WHITE, WHITE, WHITE,
WHITE, WHITE, WHITE, BLACK, BLACK, WHITE, WHITE, WHITE,
WHITE, WHITE, WHITE, BLACK, BLACK, WHITE, WHITE, WHITE,
WHITE, WHITE, WHITE, BLACK, BLACK, WHITE, WHITE, WHITE,
WHITE, WHITE, WHITE, BLACK, BLACK, WHITE, WHITE, WHITE,
};
private static final boolean[] IMG_HS_FDIAGONAL =
{
BLACK, BLACK, WHITE, WHITE, WHITE, WHITE, WHITE, WHITE,
WHITE, BLACK, BLACK, WHITE, WHITE, WHITE, WHITE, WHITE,
WHITE, WHITE, BLACK, BLACK, WHITE, WHITE, WHITE, WHITE,
WHITE, WHITE, WHITE, BLACK, BLACK, WHITE, WHITE, WHITE,
WHITE, WHITE, WHITE, WHITE, BLACK, BLACK, WHITE, WHITE,
WHITE, WHITE, WHITE, WHITE, WHITE, BLACK, BLACK, WHITE,
WHITE, WHITE, WHITE, WHITE, WHITE, WHITE, BLACK, BLACK,
BLACK, WHITE, WHITE, WHITE, WHITE, WHITE, WHITE, BLACK,
};
private static final boolean[] IMG_HS_BDIAGONAL =
{
BLACK, WHITE, WHITE, WHITE, WHITE, WHITE, WHITE, BLACK,
WHITE, WHITE, WHITE, WHITE, WHITE, WHITE, BLACK, BLACK,
WHITE, WHITE, WHITE, WHITE, WHITE, BLACK, BLACK, WHITE,
WHITE, WHITE, WHITE, WHITE, BLACK, BLACK, WHITE, WHITE,
WHITE, WHITE, WHITE, BLACK, BLACK, WHITE, WHITE, WHITE,
WHITE, WHITE, BLACK, BLACK, WHITE, WHITE, WHITE, WHITE,
WHITE, BLACK, BLACK, WHITE, WHITE, WHITE, WHITE, WHITE,
BLACK, BLACK, WHITE, WHITE, WHITE, WHITE, WHITE, WHITE,
};
private static final boolean[] IMG_HS_CROSS =
{
WHITE, WHITE, WHITE, BLACK, BLACK, WHITE, WHITE, WHITE,
WHITE, WHITE, WHITE, BLACK, BLACK, WHITE, WHITE, WHITE,
WHITE, WHITE, WHITE, BLACK, BLACK, WHITE, WHITE, WHITE,
BLACK, BLACK, BLACK, BLACK, BLACK, BLACK, BLACK, BLACK,
BLACK, BLACK, BLACK, BLACK, BLACK, BLACK, BLACK, BLACK,
WHITE, WHITE, WHITE, BLACK, BLACK, WHITE, WHITE, WHITE,
WHITE, WHITE, WHITE, BLACK, BLACK, WHITE, WHITE, WHITE,
WHITE, WHITE, WHITE, BLACK, BLACK, WHITE, WHITE, WHITE,
};
private static final boolean[] IMG_HS_DIAGCROSS =
{
BLACK, BLACK, WHITE, WHITE, WHITE, WHITE, BLACK, BLACK,
WHITE, BLACK, BLACK, WHITE, WHITE, BLACK, BLACK, WHITE,
WHITE, WHITE, BLACK, BLACK, BLACK, BLACK, WHITE, WHITE,
WHITE, WHITE, WHITE, BLACK, BLACK, WHITE, WHITE, WHITE,
WHITE, WHITE, BLACK, BLACK, BLACK, BLACK, WHITE, WHITE,
WHITE, BLACK, BLACK, WHITE, WHITE, BLACK, BLACK, WHITE,
BLACK, BLACK, WHITE, WHITE, WHITE, WHITE, BLACK, BLACK,
BLACK, WHITE, WHITE, WHITE, WHITE, WHITE, WHITE, BLACK,
};
public static final int COLOR_FULL_ALPHA = 0x00FFFFFF;
// Brush styles.
public static final int BS_SOLID = 0;
public static final int BS_NULL = 1;
public static final int BS_HATCHED = 2;
public static final int BS_PATTERN = 3;
public static final int BS_INDEXED = 4;
public static final int BS_DIBPATTERN = 5;
// Hatch styles.
public static final int HS_HORIZONTAL = 0;
public static final int HS_VERTICAL = 1;
public static final int HS_FDIAGONAL = 2;
public static final int HS_BDIAGONAL = 3;
public static final int HS_CROSS = 4;
public static final int HS_DIAGCROSS = 5;
private int style;
private Color color;
private Color bgColor;
private int hatch;
private Paint lastPaint;
private BufferedImage bitmap;
/**
* The default brush for a new DC.
*/
public MfLogBrush()
{
style = BS_SOLID;
color = Color.white;
bgColor = new Color(COLOR_FULL_ALPHA);
hatch = HS_HORIZONTAL;
}
public boolean isVisible()
{
return getStyle() != BS_NULL;
}
public int getType()
{
return OBJ_BRUSH;
}
/**
* The style of this brush.
*/
public int getStyle()
{
return style;
}
public void setStyle(final int style)
{
this.style = style;
}
/**
* Return the color of the current brush, or null.
*/
public Color getColor()
{
return color;
}
public void setColor(final Color color)
{
this.color = color;
lastPaint = null;
}
/**
* The hatch style of this brush.
*/
public int getHatchedStyle()
{
return hatch;
}
public void setHatchedStyle(final int hstyle)
{
this.hatch = hstyle;
lastPaint = null;
}
public Paint getPaint()
{
if (lastPaint != null)
{
return lastPaint;
}
switch (getStyle())
{
case BS_SOLID:
lastPaint = getColor();
break;
case BS_NULL:
lastPaint = new GDIColor(COLOR_FULL_ALPHA);
break;
case BS_HATCHED:
{
final BufferedImage image = createHatchStyle();
lastPaint = new TexturePaint(image, new Rectangle(0, 0, image.getWidth(), image.getHeight()));
break;
}
case BS_DIBPATTERN:
{
if (bitmap == null)
{
lastPaint = new GDIColor(COLOR_FULL_ALPHA);
}
else
{
lastPaint = new TexturePaint(bitmap, new Rectangle(0, 0, bitmap.getWidth(), bitmap.getHeight()));
}
break;
}
default:
{
// Unknown Paint Mode
lastPaint = new GDIColor(COLOR_FULL_ALPHA);
}
}
return lastPaint;
}
private BufferedImage createHatchStyle()
{
final int style = getHatchedStyle();
final BufferedImage image = new BufferedImage(8, 8, BufferedImage.TYPE_INT_ARGB);
switch (style)
{
case HS_HORIZONTAL:
image.setRGB(0, 0, 8, 8, transform(IMG_HS_HORIZONTAL), 0, 8);
break;
case HS_VERTICAL:
image.setRGB(0, 0, 8, 8, transform(IMG_HS_VERTICAL), 0, 8);
break;
case HS_FDIAGONAL:
image.setRGB(0, 0, 8, 8, transform(IMG_HS_FDIAGONAL), 0, 8);
break;
case HS_BDIAGONAL:
image.setRGB(0, 0, 8, 8, transform(IMG_HS_BDIAGONAL), 0, 8);
break;
case HS_CROSS:
image.setRGB(0, 0, 8, 8, transform(IMG_HS_CROSS), 0, 8);
break;
case HS_DIAGCROSS:
image.setRGB(0, 0, 8, 8, transform(IMG_HS_DIAGCROSS), 0, 8);
break;
default:
throw new IllegalArgumentException();
}
return image;
}
public int[] transform(final boolean[] data)
{
final int color = getColor().getRGB();
final int bgColor = getBackgroundColor().getRGB();
final int[] retval = new int[data.length];
for (int i = 0; i < retval.length; i++)
{
if (data[i] == true)
{
retval[i] = color;
}
else
{
retval[i] = bgColor;
}
}
return retval;
}
public void setBackgroundColor(final Color bg)
{
this.bgColor = bg;
lastPaint = null;
}
public Color getBackgroundColor()
{
return bgColor;
}
public void setBitmap(final BufferedImage bitmap)
{
this.bitmap = bitmap;
}
public BufferedImage getBitmap()
{
return bitmap;
}
}