/**
* scrolls to selected line number
*
* @param lineNumber the line number to scroll to
* @param toTop display on the top row
* @return true if .. , false if
*/
public boolean scrollToLine(final int lineNumber, final boolean toTop) {
final int lineNumbers = m_sourceModel.getLineNumbers();
if ((lineNumber >= 0) && (lineNumber < lineNumbers)) {
int viewColumnIndex = 0;
Rectangle rect = m_sourceCode.getCellRect(lineNumber, viewColumnIndex, true);
JViewport viewport = (JViewport) m_sourceCode.getParent();
if (toTop) {
Rectangle lastRect = m_sourceCode.getCellRect(lineNumbers - 1, viewColumnIndex, true);
viewport.scrollRectToVisible(lastRect);
}
Point pt = viewport.getViewPosition();
rect.setLocation(rect.x - pt.x, rect.y - pt.y);
// Scroll the area into view
viewport.scrollRectToVisible(rect);
m_sourceCode.repaint();
return true;
}
return false;
}
public void scrollToAttribute(Attribute a) {
if (!a.getDescriptor().getConfig().equals(getConfig())) {
logger.fine("Cannot scroll to attribute that isn't attached to this type of descriptor");
return;
}
int rowIndex = getCurrentModel().getRowForDescriptor(a.getDescriptor());
int colIndex = getCurrentModel().getColumnForAttribute(a);
JScrollPane scrollPane = (JScrollPane) this.getComponent(0);
JViewport viewport = (JViewport) scrollPane.getViewport();
EnhancedTable table = (EnhancedTable) viewport.getView();
// This rectangle is relative to the table where the
// northwest corner of cell (0,0) is always (0,0).
Rectangle rect = table.getCellRect(rowIndex, colIndex, true);
// The location of the viewport relative to the table
Point pt = viewport.getViewPosition();
// Translate the cell location so that it is relative
// to the view, assuming the northwest corner of the
// view is (0,0)
rect.setLocation(rect.x - pt.x, rect.y - pt.y);
// Scroll the area into view
viewport.scrollRectToVisible(rect);
}
public void selectField(String fieldName) {
int idx = listModel.indexOf(fieldName);
if (idx >= 0) list.setSelectedIndex(idx);
// Make sure it is visible:
JViewport viewport = sp.getViewport();
viewport.scrollRectToVisible(list.getCellBounds(idx, idx));
}
private void scrollToCenterPath(final GeneralPath geoBoundaryPath, final JViewport viewport) {
final GeneralPath pixelPath =
ProductUtils.convertToPixelPath(geoBoundaryPath, wmPainter.getGeoCoding());
final Rectangle viewRect = viewport.getViewRect();
final Rectangle pathBounds = pixelPath.getBounds();
setCenter(viewRect, new Point((int) pathBounds.getCenterX(), (int) pathBounds.getCenterY()));
final Dimension bounds =
new Dimension(scaledImage.getWidth(null), scaledImage.getHeight(null));
ensureRectIsInBounds(viewRect, bounds);
viewport.scrollRectToVisible(viewRect);
}
public void scrollToCellLocation(int rowIndex, int colIndex) {
if (!(getParent() instanceof JViewport)) {
return;
}
JViewport scrollPane = (JViewport) getParent();
Rectangle rect = getCellRect(rowIndex, colIndex, true);
Point p = scrollPane.getViewPosition();
rect.setLocation(rect.x - p.x, rect.y - p.y);
scrollPane.scrollRectToVisible(rect);
}
@Override
public void update(Observable o, Object arg) {
SortedSet<Feature> fs = model.selectionModel().getFeatureSelection();
if (fs.size() == 1) {
if (fs.first().type() == listModel.getType()) {
int row = listModel.getRow(fs.first());
// getSelectionModel().setSelectionInterval(row, row);
if (!(getParent() instanceof JViewport)) {
return;
}
JViewport viewport = (JViewport) getParent();
// This rectangle is relative to the table where the
// northwest corner of cell (0,0) is always (0,0).
Rectangle rect = getCellRect(row, 0, true);
// The location of the view relative to the table
Rectangle viewRect = viewport.getViewRect();
int topVisible = viewport.getViewRect().y;
int bottomVisible = viewport.getViewRect().height + topVisible;
/* When the cell is visible, don't do anything */
if (rect.y > topVisible && rect.y + rect.height < bottomVisible) {
return;
}
// Translate the cell location so that it is relative
// to the view, assuming the northwest corner of the
// view is (0,0).
rect.setLocation(rect.x - viewRect.x, rect.y - viewRect.y);
// Calculate location of rect if it were at the center of view
int centerX = (viewRect.width - rect.width) / 2;
int centerY = (viewRect.height - rect.height) / 2;
// Fake the location of the cell so that scrollRectToVisible
// will move the cell to the center
if (rect.x < centerX) {
centerX = -centerX;
}
if (rect.y < centerY) {
centerY = -centerY;
}
rect.translate(centerX, centerY);
// Scroll the area into view.
viewport.scrollRectToVisible(rect);
}
}
}
/**
* Assumes table is contained in a JScrollPane. Scrolls the cell (rowIndex, vColIndex) so that it
* is visible within the viewport.
*/
public static void scrollToVisible(JTable table, int row, int col) {
if (!(table.getParent() instanceof JViewport)) return;
JViewport viewport = (JViewport) table.getParent();
// This rectangle is relative to the table where the
// northwest corner of cell (0,0) is always (0,0).
Rectangle rect = table.getCellRect(row, col, true);
// The location of the viewport relative to the table
Point pt = viewport.getViewPosition();
// Translate the cell location so that it is relative
// to the view, assuming the northwest corner of the
// view is (0,0)
rect.setLocation(rect.x - pt.x, rect.y - pt.y);
// Scroll the area into view
viewport.scrollRectToVisible(rect);
}
public void scrollToColumnLocation(int colIndex) {
JTable scrollTable = transposedSpreadsheetSubform.getScrollTable();
scrollTable.setColumnSelectionInterval(colIndex, colIndex);
JViewport scrollPane = transposedSpreadsheetSubform.getFrozenTable().getViewport();
Rectangle rect = scrollTable.getCellRect(1, colIndex, true);
Point p = scrollPane.getViewPosition();
rect.setLocation(rect.x - p.x, rect.y - p.y);
scrollPane.scrollRectToVisible(rect);
Map<Integer, Color> columnToColor = new HashMap<Integer, Color>();
columnToColor.put(colIndex, new Color(28, 117, 188, 70));
transposedSpreadsheetSubform.changeTableRenderer(
transposedSpreadsheetSubform.getScrollTable(),
new SubFormCellRenderer(
UIHelper.VER_11_PLAIN, UIHelper.DARK_GREEN_COLOR, null, columnToColor));
transposedSpreadsheetSubform.validate();
transposedSpreadsheetSubform.repaint();
}
/**
* Method to check that the current position is in the viewing area and if not scroll to center
* the current position if possible
*/
public void checkScroll() {
// get the x and y position in pixels
int xPos = (int) (colIndex * zoomFactor);
int yPos = (int) (rowIndex * zoomFactor);
// only do this if the image is larger than normal
if (zoomFactor > 1) {
// get the rectangle that defines the current view
JViewport viewport = scrollPane.getViewport();
Rectangle rect = viewport.getViewRect();
int rectMinX = (int) rect.getX();
int rectWidth = (int) rect.getWidth();
int rectMaxX = rectMinX + rectWidth - 1;
int rectMinY = (int) rect.getY();
int rectHeight = (int) rect.getHeight();
int rectMaxY = rectMinY + rectHeight - 1;
// get the maximum possible x and y index
int macolIndexX = (int) (picture.getWidth() * zoomFactor) - rectWidth - 1;
int macolIndexY = (int) (picture.getHeight() * zoomFactor) - rectHeight - 1;
// calculate how to position the current position in the middle of the viewing
// area
int viewX = xPos - (int) (rectWidth / 2);
int viewY = yPos - (int) (rectHeight / 2);
// reposition the viewX and viewY if outside allowed values
if (viewX < 0) viewX = 0;
else if (viewX > macolIndexX) viewX = macolIndexX;
if (viewY < 0) viewY = 0;
else if (viewY > macolIndexY) viewY = macolIndexY;
// move the viewport upper left point
viewport.scrollRectToVisible(new Rectangle(viewX, viewY, rectWidth, rectHeight));
}
}
