private Insets getRealTabInsets(
Direction areaOrientation, Direction tabDirection, Insets insets) {
Insets insetsTemp = insets;
insetsTemp = InsetsUtil.rotate(tabDirection, insetsTemp);
if (swapWidthHeights[getDirectionIndex(areaOrientation)]) {
insetsTemp = InsetsUtil.rotate(areaOrientation.getNextCCW(), insetsTemp);
}
return insetsTemp;
}
private void initValues(PanePainter pane, int index, Direction direction) {
estimateSwappedTabDirection(pane, index);
reset(pane);
pane.setSize(1000, 1000);
boolean upDown = !direction.isHorizontal();
for (int i = 0; i < DEFAULT_TAB_COUNT; i++) {
pane.addTab(EMPTY_STRING, getComponent());
}
pane.setSelectedIndex(DEFAULT_SELECTED_INDEX);
pane.doValidation();
// Tab insets if any from UImanager
Insets insets = UIManager.getInsets("TabbedPane.tabInsets");
if (insets == null) insets = new Insets(0, 0, 0, 0);
if (!upDown) tabInsets[index] = new Insets(0, insets.left, 0, insets.right);
else tabInsets[index] = InsetsUtil.EMPTY_INSETS;
// Raised
Rectangle bounds = pane.getBoundsAt(0);
Rectangle bounds2 = pane.getBoundsAt(pane.getSelectedIndex());
if (direction == Direction.UP) raiseds[index] = Math.max(0, bounds.y - bounds2.y);
else if (direction == Direction.LEFT) raiseds[index] = Math.max(0, bounds.x - bounds2.x);
else if (direction == Direction.DOWN) raiseds[index] = raiseds[getDirectionIndex(Direction.UP)];
else raiseds[index] = raiseds[getDirectionIndex(Direction.LEFT)];
// Spacing
Insets normal = getCalculatedInsets(pane, 0, false, direction);
Insets selected = getCalculatedInsets(pane, 0, true, direction);
if (upDown) spacings[index] = normal.left + normal.right - selected.left - selected.right;
else spacings[index] = normal.top + normal.bottom - selected.top - selected.bottom;
// Normal insets
normalInsets[index] = getCalculatedInsets(pane, 0, false, direction);
// Selected insets
Insets insetsTemp = getCalculatedInsets(pane, 0, true, direction);
int spacing = spacings[index];
int spaceFirst = spacing / 2;
int spaceAfter = spacing / 2 + spacing % 2;
if (direction == Direction.UP) {
insetsTemp.bottom = normalInsets[index].bottom;
insetsTemp.top = normalInsets[index].top;
insetsTemp.left += spaceFirst;
insetsTemp.right += spaceAfter;
} else if (direction == Direction.LEFT) {
insetsTemp.right = normalInsets[index].right;
insetsTemp.left = normalInsets[index].left;
insetsTemp.top += spaceFirst;
insetsTemp.bottom += spaceAfter;
} else if (direction == Direction.RIGHT) {
insetsTemp.right = normalInsets[index].right;
insetsTemp.left = normalInsets[index].left;
insetsTemp.top += spaceFirst;
insetsTemp.bottom += spaceAfter;
} else {
insetsTemp.bottom = normalInsets[index].bottom;
insetsTemp.top = normalInsets[index].top;
insetsTemp.left += spaceFirst;
insetsTemp.right += spaceAfter;
}
selectedInsets[index] = insetsTemp;
// Content insets
JPanel c = new JPanel();
pane.addTab(EMPTY_STRING, c);
pane.setSelectedIndex(pane.getTabCount() - 1);
pane.doValidation();
Point l = SwingUtilities.convertPoint(c.getParent(), c.getLocation(), pane);
Rectangle boundsTemp = pane.getBoundsAt(0);
int top = 0;
int left = 0;
int bottom = 0;
int right = 0;
if (direction == Direction.UP) {
top = l.y - boundsTemp.height - boundsTemp.y;
left = l.x;
bottom = pane.getHeight() - l.y - c.getHeight();
right = pane.getWidth() - l.x - c.getWidth();
} else if (direction == Direction.DOWN) {
top = l.y;
left = l.x;
bottom = pane.getHeight() - c.getHeight() - l.y - (pane.getHeight() - boundsTemp.y);
right = pane.getWidth() - l.x - c.getWidth();
} else if (direction == Direction.LEFT) {
top = l.y;
left = l.x - boundsTemp.width - boundsTemp.x;
bottom = pane.getHeight() - l.y - c.getHeight();
right = pane.getWidth() - l.x - c.getWidth();
} else {
top = l.y;
left = l.x;
bottom = pane.getHeight() - l.y - c.getHeight();
right = pane.getWidth() - c.getWidth() - l.x - (pane.getWidth() - boundsTemp.x);
}
contentInsets[index] = new Insets(top, left, bottom, right);
Insets i = contentInsets[0];
Insets i2 = InsetsUtil.rotate(direction.getNextCW(), i);
Insets adjustedInsets = InsetsUtil.max(i, i2);
adjustedContentInsets[index] = adjustedInsets;
adjustedContentInsetsTabAreaHidden[index] =
new Insets(
direction == Direction.UP ? adjustedInsets.left : adjustedInsets.top,
direction == Direction.LEFT ? adjustedInsets.top : adjustedInsets.left,
direction == Direction.DOWN ? adjustedInsets.right : adjustedInsets.bottom,
direction == Direction.RIGHT ? adjustedInsets.bottom : adjustedInsets.right);
pane.removeTabAt(pane.getTabCount() - 1);
pane.setSelectedIndex(DEFAULT_SELECTED_INDEX);
pane.doValidation();
// Minimum sizes
Rectangle rectangleBounds = pane.getBoundsAt(DEFAULT_SELECTED_INDEX);
tabMinimumSizes[index] = new Dimension(rectangleBounds.width, rectangleBounds.height);
minimumSizes[index] =
new Dimension(
rectangleBounds.width - tabInsets[index].left - tabInsets[index].right,
rectangleBounds.height - tabInsets[index].top - tabInsets[index].bottom);
calculateAreaInsets(pane, index, direction);
estimateContentTabAreaBorderColor(pane, index, direction);
}
public static Insets transformInsets(Component c, Insets insets) {
return InsetsUtil.rotate(getDirection(c), flipInsets(c, insets));
}