/** * All purpose paint method that should do the right thing for all linear bouncing-box progress * bars. Override this if you are making another kind of progress bar. * * @see #paintDeterminate * @since 1.4 */ protected void paintIndeterminate(Graphics g, JComponent c) { if (!(g instanceof Graphics2D)) { return; } Insets b = progressBar.getInsets(); // area for border int barRectWidth = progressBar.getWidth() - (b.right + b.left); int barRectHeight = progressBar.getHeight() - (b.top + b.bottom); if (barRectWidth <= 0 || barRectHeight <= 0) { return; } Graphics2D g2 = (Graphics2D) g; // Paint the bouncing box. boxRect = getBox(boxRect); if (boxRect != null) { g2.setColor(progressBar.getForeground()); g2.fillRect(boxRect.x, boxRect.y, boxRect.width, boxRect.height); } // Deal with possible text painting if (progressBar.isStringPainted()) { if (progressBar.getOrientation() == JProgressBar.HORIZONTAL) { paintString(g2, b.left, b.top, barRectWidth, barRectHeight, boxRect.x, boxRect.width, b); } else { paintString(g2, b.left, b.top, barRectWidth, barRectHeight, boxRect.y, boxRect.height, b); } } }
/** * All purpose paint method that should do the right thing for almost all linear, determinate * progress bars. By setting a few values in the defaults table, things should work just fine to * paint your progress bar. Naturally, override this if you are making a circular or semi-circular * progress bar. * * @see #paintIndeterminate * @since 1.4 */ protected void paintDeterminate(Graphics g, JComponent c) { if (!(g instanceof Graphics2D)) { return; } Insets b = progressBar.getInsets(); // area for border int barRectWidth = progressBar.getWidth() - (b.right + b.left); int barRectHeight = progressBar.getHeight() - (b.top + b.bottom); if (barRectWidth <= 0 || barRectHeight <= 0) { return; } int cellLength = getCellLength(); int cellSpacing = getCellSpacing(); // amount of progress to draw int amountFull = getAmountFull(b, barRectWidth, barRectHeight); Graphics2D g2 = (Graphics2D) g; g2.setColor(progressBar.getForeground()); if (progressBar.getOrientation() == JProgressBar.HORIZONTAL) { // draw the cells if (cellSpacing == 0 && amountFull > 0) { // draw one big Rect because there is no space between cells g2.setStroke( new BasicStroke((float) barRectHeight, BasicStroke.CAP_BUTT, BasicStroke.JOIN_BEVEL)); } else { // draw each individual cell g2.setStroke( new BasicStroke( (float) barRectHeight, BasicStroke.CAP_BUTT, BasicStroke.JOIN_BEVEL, 0.f, new float[] {cellLength, cellSpacing}, 0.f)); } if (BasicGraphicsUtils.isLeftToRight(c)) { g2.drawLine( b.left, (barRectHeight / 2) + b.top, amountFull + b.left, (barRectHeight / 2) + b.top); } else { g2.drawLine( (barRectWidth + b.left), (barRectHeight / 2) + b.top, barRectWidth + b.left - amountFull, (barRectHeight / 2) + b.top); } } else { // VERTICAL // draw the cells if (cellSpacing == 0 && amountFull > 0) { // draw one big Rect because there is no space between cells g2.setStroke( new BasicStroke((float) barRectWidth, BasicStroke.CAP_BUTT, BasicStroke.JOIN_BEVEL)); } else { // draw each individual cell g2.setStroke( new BasicStroke( (float) barRectWidth, BasicStroke.CAP_BUTT, BasicStroke.JOIN_BEVEL, 0f, new float[] {cellLength, cellSpacing}, 0f)); } g2.drawLine( barRectWidth / 2 + b.left, b.top + barRectHeight, barRectWidth / 2 + b.left, b.top + barRectHeight - amountFull); } // Deal with possible text painting if (progressBar.isStringPainted()) { paintString(g, b.left, b.top, barRectWidth, barRectHeight, amountFull, b); } }