import jexer.bits.CellAttributes;
import jexer.bits.GraphicsChars;
+import jexer.bits.StringUtils;
/**
* TProgressBar implements a simple progress bar.
*/
private int value = 0;
+ /**
+ * The left border character.
+ */
+ private int leftBorderChar = GraphicsChars.CP437[0xC3];
+
+ /**
+ * The filled-in part of the bar.
+ */
+ private int completedChar = GraphicsChars.BOX;
+
+ /**
+ * The remaining to be filled in part of the bar.
+ */
+ private int remainingChar = GraphicsChars.SINGLE_BAR;
+
+ /**
+ * The right border character.
+ */
+ private int rightBorderChar = GraphicsChars.CP437[0xB4];
+
// ------------------------------------------------------------------------
// Constructors -----------------------------------------------------------
// ------------------------------------------------------------------------
*/
@Override
public void draw() {
+
+ if (getWidth() <= 2) {
+ // Bail out, we are too narrow to draw anything.
+ return;
+ }
+
CellAttributes completeColor = getTheme().getColor("tprogressbar.complete");
CellAttributes incompleteColor = getTheme().getColor("tprogressbar.incomplete");
int progressInt = (int)(progress * 100);
int progressUnit = 100 / (getWidth() - 2);
- putCharXY(0, 0, GraphicsChars.CP437[0xC3], incompleteColor);
- for (int i = 0; i < getWidth() - 2; i++) {
+ putCharXY(0, 0, leftBorderChar, incompleteColor);
+ for (int i = StringUtils.width(leftBorderChar); i < getWidth() - 2;) {
float iProgress = (float)i / (getWidth() - 2);
int iProgressInt = (int)(iProgress * 100);
if (iProgressInt <= progressInt - progressUnit) {
- putCharXY(i + 1, 0, GraphicsChars.BOX, completeColor);
+ putCharXY(i, 0, completedChar, completeColor);
+ i += StringUtils.width(completedChar);
} else {
- putCharXY(i + 1, 0, GraphicsChars.SINGLE_BAR, incompleteColor);
+ putCharXY(i, 0, remainingChar, incompleteColor);
+ i += StringUtils.width(remainingChar);
}
}
if (value >= maxValue) {
- putCharXY(getWidth() - 2, 0, GraphicsChars.BOX, completeColor);
+ putCharXY(getWidth() - StringUtils.width(leftBorderChar) -
+ StringUtils.width(rightBorderChar), 0, completedChar,
+ completeColor);
} else {
- putCharXY(getWidth() - 2, 0, GraphicsChars.SINGLE_BAR,
+ putCharXY(getWidth() - StringUtils.width(leftBorderChar) -
+ StringUtils.width(rightBorderChar), 0, remainingChar,
incompleteColor);
}
- putCharXY(getWidth() - 1, 0, GraphicsChars.CP437[0xB4],
- incompleteColor);
+ putCharXY(getWidth() - StringUtils.width(rightBorderChar), 0,
+ rightBorderChar, incompleteColor);
}
// ------------------------------------------------------------------------
this.value = value;
}
+ /**
+ * Set the left border character.
+ *
+ * @param ch the char to use
+ */
+ public void setLeftBorderChar(final int ch) {
+ leftBorderChar = ch;
+ }
+
+ /**
+ * Get the left border character.
+ *
+ * @return the char
+ */
+ public int getLeftBorderChar() {
+ return leftBorderChar;
+ }
+
+ /**
+ * Set the filled-in part of the bar.
+ *
+ * @param ch the char to use
+ */
+ public void setCompletedChar(final int ch) {
+ completedChar = ch;
+ }
+
+ /**
+ * Get the filled-in part of the bar.
+ *
+ * @return the char
+ */
+ public int getCompletedChar() {
+ return completedChar;
+ }
+
+ /**
+ * Set the remaining to be filled in part of the bar.
+ *
+ * @param ch the char to use
+ */
+ public void setRemainingChar(final int ch) {
+ remainingChar = ch;
+ }
+
+ /**
+ * Get the remaining to be filled in part of the bar.
+ *
+ * @return the char
+ */
+ public int getRemainingChar() {
+ return remainingChar;
+ }
+
+ /**
+ * Set the right border character.
+ *
+ * @param ch the char to use
+ */
+ public void setRightBorderChar(final int ch) {
+ rightBorderChar = ch;
+ }
+
+ /**
+ * Get the right border character.
+ *
+ * @return the char
+ */
+ public int getRightBorderChar() {
+ return rightBorderChar;
+ }
+
}