*
* The MIT License (MIT)
*
- * Copyright (C) 2016 Kevin Lamonte
+ * Copyright (C) 2019 Kevin Lamonte
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
/**
* This represents a single line of the display buffer.
*/
-public final class DisplayLine {
+public class DisplayLine {
+
+ // ------------------------------------------------------------------------
+ // Constants --------------------------------------------------------------
+ // ------------------------------------------------------------------------
+
/**
* Maximum line length.
*/
private static final int MAX_LINE_LENGTH = 256;
+ // ------------------------------------------------------------------------
+ // Variables --------------------------------------------------------------
+ // ------------------------------------------------------------------------
+
/**
* The characters/attributes of the line.
*/
private Cell [] chars;
+ /**
+ * Double-width line flag.
+ */
+ private boolean doubleWidth = false;
+
+ /**
+ * Double height line flag. Valid values are:
+ *
+ * <p><pre>
+ * 0 = single height
+ * 1 = top half double height
+ * 2 = bottom half double height
+ * </pre>
+ */
+ private int doubleHeight = 0;
+
+ /**
+ * DECSCNM - reverse video. We copy the flag to the line so that
+ * reverse-mode scrollback lines still show inverted colors correctly.
+ */
+ private boolean reverseColor = false;
+
+ // ------------------------------------------------------------------------
+ // Constructors -----------------------------------------------------------
+ // ------------------------------------------------------------------------
+
+ /**
+ * Public constructor sets everything to drawing attributes.
+ *
+ * @param attr current drawing attributes
+ */
+ public DisplayLine(final CellAttributes attr) {
+ chars = new Cell[MAX_LINE_LENGTH];
+ for (int i = 0; i < chars.length; i++) {
+ chars[i] = new Cell();
+ chars[i].setTo(attr);
+ }
+ }
+
+ // ------------------------------------------------------------------------
+ // DisplayLine ------------------------------------------------------------
+ // ------------------------------------------------------------------------
+
/**
* Get the Cell at a specific column.
*
return chars.length;
}
- /**
- * Double-width line flag.
- */
- private boolean doubleWidth = false;
-
/**
* Get double width flag.
*
this.doubleWidth = doubleWidth;
}
- /**
- * Double height line flag. Valid values are:
- *
- * <p><pre>
- * 0 = single height
- * 1 = top half double height
- * 2 = bottom half double height
- * </pre>
- */
- private int doubleHeight = 0;
-
/**
* Get double height flag.
*
this.doubleHeight = doubleHeight;
}
- /**
- * DECSCNM - reverse video. We copy the flag to the line so that
- * reverse-mode scrollback lines still show inverted colors correctly.
- */
- private boolean reverseColor = false;
-
/**
* Get reverse video flag.
*
this.reverseColor = reverseColor;
}
- /**
- * Public constructor sets everything to drawing attributes.
- *
- * @param attr current drawing attributes
- */
- public DisplayLine(final CellAttributes attr) {
- chars = new Cell[MAX_LINE_LENGTH];
- for (int i = 0; i < chars.length; i++) {
- chars[i] = new Cell();
- chars[i].setTo(attr);
- }
- }
-
/**
* Insert a character at the specified position.
*
*/
public void insert(final int idx, final Cell newCell) {
System.arraycopy(chars, idx, chars, idx + 1, chars.length - idx - 1);
- chars[idx] = newCell;
+ chars[idx] = new Cell();
+ chars[idx].setTo(newCell);
}
/**
*/
public void delete(final int idx, final Cell newCell) {
System.arraycopy(chars, idx + 1, chars, idx, chars.length - idx - 1);
- chars[chars.length - 1] = newCell;
+ chars[chars.length - 1] = new Cell();
+ chars[chars.length - 1].setTo(newCell);
}
}