Apple-2-Tools/dmolony-DiskBrowser
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use icon mask

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This commit is contained in:
Denis Molony 2017-01-23 21:02:02 +11:00
parent 0fde2be8f7
commit 58adb51f33
1 changed files with 32 additions and 26 deletions
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52
src/com/bytezone/diskbrowser/applefile/IconFile.java
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@ -1,6 +1,7 @@
package com.bytezone.diskbrowser.applefile;
import java.awt.AlphaComposite;
import java.awt.Color;
import java.awt.Graphics2D;
import java.awt.image.BufferedImage;
import java.awt.image.DataBuffer;
@ -73,6 +74,7 @@ public class IconFile extends AbstractFile
ptr += dataLen;
}
// calculate maximum width and height for every icon
int maxHeight = 0;
int maxWidth = 0;
for (Icon icon : icons)
@ -88,12 +90,17 @@ public class IconFile extends AbstractFile
int x = base;
int y = base;
int gap = 5;
int columns = 4;
int columns = Math.min (icons.size (), 4);
int rows = (icons.size () - 1) / columns + 1;
// System.out.printf ("Rows: %d, cols: %d%n", rows, columns);
image = new BufferedImage (columns * maxWidth + 2 * base + (columns - 1) * gap,
rows * maxHeight + 2 * base + (rows - 1) * gap, BufferedImage.TYPE_INT_RGB);
Graphics2D graphics = image.createGraphics ();
graphics.setBackground (Color.WHITE);
graphics.clearRect (0, 0, image.getWidth (), image.getHeight ());
Graphics2D g2d = image.createGraphics ();
g2d.setComposite (AlphaComposite.getInstance (AlphaComposite.SRC_OVER, (float) 1.0));
@ -185,8 +192,9 @@ public class IconFile extends AbstractFile
int iconSize;
int iconHeight;
int iconWidth;
byte[] main;
byte[] mask;
byte[] iconImage;
byte[] iconMask;
boolean colour;
private final BufferedImage image;
public Image (byte[] buffer, int ptr)
@ -196,37 +204,35 @@ public class IconFile extends AbstractFile
iconHeight = HexFormatter.unsignedShort (buffer, ptr + 4);
iconWidth = HexFormatter.unsignedShort (buffer, ptr + 6);
main = new byte[iconSize];
mask = new byte[iconSize];
iconImage = new byte[iconSize];
iconMask = new byte[iconSize];
System.arraycopy (buffer, ptr + 8, main, 0, iconSize);
System.arraycopy (buffer, ptr + 8 + iconSize, mask, 0, iconSize);
colour = (iconType & 0x80) != 0;
System.arraycopy (buffer, ptr + 8, iconImage, 0, iconSize);
System.arraycopy (buffer, ptr + 8 + iconSize, iconMask, 0, iconSize);
int[] colours = palette.getColours ();
int gap = 5;
image = new BufferedImage (iconWidth, iconHeight, BufferedImage.TYPE_INT_RGB);
DataBuffer dataBuffer = image.getRaster ().getDataBuffer ();
int element = 0;
int rowBytes = (iconWidth - 1) / 2 + 1;
for (int i = 0; i < main.length; i += rowBytes)
if (true)
for (int i = 0; i < iconImage.length; i += rowBytes)
{
for (int j = i, max = i + rowBytes; j < max; j++)
{
int left = (byte) ((main[j] & 0xF0) >>> 4);
int right = (byte) (main[j] & 0x0F);
dataBuffer.setElem (element++, colours[left]);
dataBuffer.setElem (element++, colours[right]);
int left = (byte) ((iconImage[j] & 0xF0) >>> 4);
int right = (byte) (iconImage[j] & 0x0F);
int maskLeft = (byte) ((iconMask[j] & 0xF0) >>> 4);
int maskRight = (byte) (iconMask[j] & 0x0F);
dataBuffer.setElem (element++, colours[left & maskLeft]);
dataBuffer.setElem (element++, colours[right & maskRight]);
}
// element += gap;
// for (int j = i, max = i + rowBytes; j < max; j++)
// {
// int left = (byte) ((mask[j] & 0xF0) >>> 4);
// int right = (byte) (mask[j] & 0x0F);
// dataBuffer.setElem (element++, colours[left]);
// dataBuffer.setElem (element++, colours[right]);
// }
}
}
@ -244,9 +250,9 @@ public class IconFile extends AbstractFile
text.append (String.format ("Icon size .... %d%n", iconSize));
text.append (String.format ("Icon height .. %d%n", iconHeight));
text.append (String.format ("Icon width ... %d%n%n", iconWidth));
appendIcon (text, main);
appendIcon (text, iconImage);
text.append ("\n\n");
appendIcon (text, mask);
appendIcon (text, iconMask);
return text.toString ();
}
@ -291,7 +297,7 @@ public class IconFile extends AbstractFile
private void appendIcon (StringBuilder text, byte[] buffer)
{
int rowBytes = (iconWidth - 1) / 2 + 1;
for (int i = 0; i < main.length; i += rowBytes)
for (int i = 0; i < iconImage.length; i += rowBytes)
{
for (int ptr = i, max = i + rowBytes; ptr < max; ptr++)
{