package com.baulsupp.curses.list;
import static com.baulsupp.kolja.util.TextUtil.hardWrap;
import static com.baulsupp.kolja.util.TextUtil.softWrap;
import com.baulsupp.kolja.util.ColourPair;
import com.baulsupp.kolja.util.ColouredString;
public class TextRenderer<T> implements CursesListRenderer<T> {
public static final int NO_WRAP = -1;
private int wrappingWidth = -1;
public TextRenderer() {
}
public DisplayRow getRow(T item) {
String text = String.valueOf(item);
String[] lines;
if (isWrapped()) {
lines = hardWrap(text, wrappingWidth);
} else {
lines = softWrap(text);
}
return new Row(lines);
}
private boolean isWrapped() {
return wrappingWidth != NO_WRAP;
}
public void setWrapping(int width) {
this.wrappingWidth = width;
}
class Row implements DisplayRow {
private String[] lines;
Row(String[] lines) {
this.lines = lines;
}
public int getHeight() {
return lines.length;
}
public void paint(TextPanel panel, int fromRow, int toRow, int xPos) {
for (int i = 0; i < lines.length; i++) {
int row = (i - fromRow);
String text = lines[i];
if (xPos > 0) {
if (xPos >= text.length()) {
continue;
}
text = text.substring(xPos);
}
panel.printString(0, row, new ColouredString(ColourPair.WHITE_ON_BLACK, text));
}
}
}
}