Java Code Examples for org.eclipse.swt.graphics.Rectangle#intersects()

The following examples show how to use org.eclipse.swt.graphics.Rectangle#intersects() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example 1

Source File: RenameRefactoringPopup.java From xtext-eclipse with Eclipse Public License 2.0

5 votes

protected void updateVisibility() {
	if (popup != null && !popup.isDisposed() && delayJobFinished) {
		boolean visible = false;
		if (renameLinkedMode.isCaretInLinkedPosition()) {
			StyledText textWidget = editor.getInternalSourceViewer().getTextWidget();
			Rectangle eArea = Geometry.toDisplay(textWidget, textWidget.getClientArea());
			Rectangle pBounds = popup.getBounds();
			pBounds.x -= GAP;
			pBounds.y -= GAP;
			pBounds.width += 2 * GAP;
			pBounds.height += 2 * GAP;
			if (eArea.intersects(pBounds)) {
				visible = true;
			}
		}
		if (visible && !popup.isVisible()) {
			ISourceViewer viewer = editor.getInternalSourceViewer();
			if (viewer instanceof IWidgetTokenOwnerExtension) {
				IWidgetTokenOwnerExtension widgetTokenOwnerExtension = (IWidgetTokenOwnerExtension) viewer;
				widgetTokenOwnerExtension.requestWidgetToken(this, WIDGET_PRIORITY);
			}
		} else if (!visible && popup.isVisible()) {
			releaseWidgetToken();
		}
		popup.setVisible(visible);
	}
}

Example 2

Source File: RenameInformationPopup.java From typescript.java with MIT License

5 votes

private void updateVisibility() {
	if (fPopup != null && !fPopup.isDisposed() && fDelayJobFinished) {
		boolean visible= false;
		//TODO: Check for visibility of linked position, not whether popup is outside of editor?
		if (fRenameLinkedMode.isCaretInLinkedPosition()) {
			StyledText textWidget= fEditor.getViewer().getTextWidget();
			Rectangle eArea= Geometry.toDisplay(textWidget, textWidget.getClientArea());
			Rectangle pBounds= fPopup.getBounds();
			pBounds.x-= GAP;
			pBounds.y-= GAP;
			pBounds.width+= 2 * GAP;
			pBounds.height+= 2 * GAP;
			if (eArea.intersects(pBounds)) {
				visible= true;
			}
		}
		if (visible && ! fPopup.isVisible()) {
			ISourceViewer viewer= fEditor.getViewer();
			if (viewer instanceof IWidgetTokenOwnerExtension) {
				IWidgetTokenOwnerExtension widgetTokenOwnerExtension= (IWidgetTokenOwnerExtension) viewer;
				visible= widgetTokenOwnerExtension.requestWidgetToken(this, WIDGET_PRIORITY);
			}
		} else if (! visible && fPopup.isVisible()) {
			releaseWidgetToken();
		}
		fPopup.setVisible(visible);
	}
}

Example 3

Source File: BonitaContentProposalAdapter.java From bonita-studio with GNU General Public License v2.0

5 votes

@Override
protected void adjustBounds() {
    final Rectangle parentBounds = getParentShell().getBounds();
    Rectangle proposedBounds;
    // Try placing the info popup to the right
    Rectangle rightProposedBounds = new Rectangle(parentBounds.x + parentBounds.width
            + PopupDialog.POPUP_HORIZONTALSPACING, parentBounds.y + PopupDialog.POPUP_VERTICALSPACING,
            parentBounds.width, parentBounds.height);
    rightProposedBounds = getConstrainedShellBounds(rightProposedBounds);
    // If it won't fit on the right, try the left
    if (rightProposedBounds.intersects(parentBounds)) {
        Rectangle leftProposedBounds = new Rectangle(parentBounds.x - parentBounds.width
                - POPUP_HORIZONTALSPACING - 1, parentBounds.y, parentBounds.width, parentBounds.height);
        leftProposedBounds = getConstrainedShellBounds(leftProposedBounds);
        // If it won't fit on the left, choose the proposed bounds
        // that fits the best
        if (leftProposedBounds.intersects(parentBounds)) {
            if (rightProposedBounds.x - parentBounds.x >= parentBounds.x - leftProposedBounds.x) {
                rightProposedBounds.x = parentBounds.x + parentBounds.width
                        + PopupDialog.POPUP_HORIZONTALSPACING;
                proposedBounds = rightProposedBounds;
            } else {
                leftProposedBounds.width = parentBounds.x - POPUP_HORIZONTALSPACING - leftProposedBounds.x;
                proposedBounds = leftProposedBounds;
            }
        } else {
            // use the proposed bounds on the left
            proposedBounds = leftProposedBounds;
        }
    } else {
        // use the proposed bounds on the right
        proposedBounds = rightProposedBounds;
    }
    getShell().setBounds(proposedBounds);
}

Example 4

Source File: SelectionModel.java From tmxeditor8 with GNU General Public License v2.0

5 votes

private void addSelectionIntoList(Rectangle selection) {
	selectionsLock.writeLock().lock();
	try {
		ArrayList<Rectangle> itemsToRemove = null;
		for (Rectangle r : selections) {
			if (selection.intersects(r)) {
				if (r.equals(selection)) {
					break;
				}

				Rectangle intersection = selection.intersection(r);
				if (intersection.equals(r)) {
					// r is a subset of intersection
					if (itemsToRemove == null)
						itemsToRemove = new ArrayList<Rectangle>();

					itemsToRemove.add(r);
				} else if (intersection.equals(selection)) {
					// selection is a subset of r
					break;
				}
			}
		}

		if (itemsToRemove != null) {
			selections.removeAll(itemsToRemove);
		}

		selections.add(selection);
	} finally {
		selectionsLock.writeLock().unlock();
	}

}

Example 5

Source File: SelectionModel.java From translationstudio8 with GNU General Public License v2.0

5 votes

private void addSelectionIntoList(Rectangle selection) {
	selectionsLock.writeLock().lock();
	try {
		ArrayList<Rectangle> itemsToRemove = null;
		for (Rectangle r : selections) {
			if (selection.intersects(r)) {
				if (r.equals(selection)) {
					break;
				}

				Rectangle intersection = selection.intersection(r);
				if (intersection.equals(r)) {
					// r is a subset of intersection
					if (itemsToRemove == null)
						itemsToRemove = new ArrayList<Rectangle>();

					itemsToRemove.add(r);
				} else if (intersection.equals(selection)) {
					// selection is a subset of r
					break;
				}
			}
		}

		if (itemsToRemove != null) {
			selections.removeAll(itemsToRemove);
		}

		selections.add(selection);
	} finally {
		selectionsLock.writeLock().unlock();
	}

}

Example 6

Source File: LineBackgroundPainter.java From APICloud-Studio with GNU General Public License v3.0

5 votes

/**
 * Draws the current line highlight (over top using theme colors and alpha). If the line highlight is fully opaque,
 * then this method will not do anything and we'll fall back to using the mechanism eclipse does in
 * CursorLinePainter with a little modification.
 */
public void paintControl(PaintEvent e)
{
	// if highlight current line is disabled, don't draw!
	if (!fEnabled)
	{
		return;
	}
	// If there's no alpha value for the line highlight, then we need to force the bg color of the whole line
	// to the rgb value!
	RGBa lineHighlight = getCurrentTheme().getLineHighlight();
	if (lineHighlight.isFullyOpaque())
	{
		return;
	}

	Rectangle rect = new Rectangle(e.x, e.y, e.width, e.height);
	Rectangle lineRect = getLineRectangle(getCurrentLinePosition());
	if (lineRect == null || !lineRect.intersects(rect))
	{
		return;
	}

	int previousAlpha = e.gc.getAlpha();
	Color previousBG = e.gc.getBackground();

	e.gc.setAlpha(lineHighlight.getAlpha());
	e.gc.setBackground(getColorManager().getColor(lineHighlight.toRGB()));
	// Only paint the part of lineRect that is contained in rect!
	e.gc.fillRectangle(lineRect.intersection(rect));

	// BUGFIX: need to set alpha and background color back to what they were before or it breaks
	// the painting of pair matching!
	e.gc.setAlpha(previousAlpha);
	e.gc.setBackground(previousBG);
}

Example 7

Source File: RenameInformationPopup.java From Eclipse-Postfix-Code-Completion with Eclipse Public License 1.0

5 votes

private void updateVisibility() {
	if (fPopup != null && !fPopup.isDisposed() && fDelayJobFinished) {
		boolean visible= false;
		//TODO: Check for visibility of linked position, not whether popup is outside of editor?
		if (fRenameLinkedMode.isCaretInLinkedPosition()) {
			StyledText textWidget= fEditor.getViewer().getTextWidget();
			Rectangle eArea= Geometry.toDisplay(textWidget, textWidget.getClientArea());
			Rectangle pBounds= fPopup.getBounds();
			pBounds.x-= GAP;
			pBounds.y-= GAP;
			pBounds.width+= 2 * GAP;
			pBounds.height+= 2 * GAP;
			if (eArea.intersects(pBounds)) {
				visible= true;
			}
		}
		if (visible && ! fPopup.isVisible()) {
			ISourceViewer viewer= fEditor.getViewer();
			if (viewer instanceof IWidgetTokenOwnerExtension) {
				IWidgetTokenOwnerExtension widgetTokenOwnerExtension= (IWidgetTokenOwnerExtension) viewer;
				visible= widgetTokenOwnerExtension.requestWidgetToken(this, WIDGET_PRIORITY);
			}
		} else if (! visible && fPopup.isVisible()) {
			releaseWidgetToken();
		}
		fPopup.setVisible(visible);
	}
}

Example 8

Source File: ViewLattice.java From arx with Apache License 2.0

4 votes

/**
 * Draws a node.
 *
 * @param g
 */
private void drawNodes(final GC g) {

    // Prepare
    Rectangle bounds = new Rectangle(0, 0, (int)nodeWidth, (int)nodeHeight);
    Transform transform = new Transform(g.getDevice());
    
    // Set style
    g.setLineWidth(STROKE_WIDTH_NODE);
    g.setFont(font);

    // Draw nodes
    for (List<ARXNode> level : lattice) {
        for (ARXNode node : level) {
            
            // Obtain coordinates
            double[] center = (double[]) node.getAttributes().get(ATTRIBUTE_CENTER);
            bounds.x = (int)(center[0] - nodeWidth / 2d);
            bounds.y = (int)(center[1] - nodeHeight / 2d);
            
            // Clipping
            if (bounds.intersects(new Rectangle(0, 0, screen.x, screen.y))) { 
                
                // Retrieve/compute text rendering data
                SerializablePath path = (SerializablePath) node.getAttributes().get(ATTRIBUTE_PATH);
                Point extent = (Point) node.getAttributes().get(ATTRIBUTE_EXTENT);
                if (path == null || path.getPath() == null) {
                    String text = (String) node.getAttributes().get(ATTRIBUTE_LABEL);
                    path = new SerializablePath(new Path(canvas.getDisplay()));
                    path.getPath().addString(text, 0, 0, font);
                    node.getAttributes().put(ATTRIBUTE_PATH, path);
                    extent = g.textExtent(text);
                    node.getAttributes().put(ATTRIBUTE_EXTENT, extent);
                }
        
                // Degrade if too far away
                if (bounds.width <= 4) {
                    g.setBackground(getInnerColor(node));
                    g.setAntialias(SWT.OFF);
                    g.fillRectangle(bounds.x, bounds.y, bounds.width, bounds.height);
        
                    // Draw real node
                } else {
                    
                    // Fill background
                    g.setBackground(getInnerColor(node));
                    g.setAntialias(SWT.OFF);
                    if (node != getSelectedNode()) {
                        g.fillOval(bounds.x, bounds.y, bounds.width, bounds.height);
                    } else {
                        g.fillRectangle(bounds.x, bounds.y, bounds.width, bounds.height);
                    }
                    
                    // Draw line
                    g.setLineWidth(getOuterStrokeWidth(node, bounds.width));
                    g.setForeground(getOuterColor(node));
                    g.setAntialias(SWT.ON);
                    if (node != getSelectedNode()) {
                        g.drawOval(bounds.x, bounds.y, bounds.width, bounds.height);
                    } else {
                        g.drawRectangle(bounds.x, bounds.y, bounds.width, bounds.height);
                    }
                    
                    // Draw text
                    if (bounds.width >= 20) {
                        
                        // Enable anti-aliasing
                        g.setTextAntialias(SWT.ON);
                        
                        // Compute position and factor
                        float factor1 = (bounds.width * 0.7f) / (float)extent.x;
                        float factor2 = (bounds.height * 0.7f) / (float)extent.y;
                        float factor = Math.min(factor1, factor2);
                        int positionX = bounds.x + (int)(((float)bounds.width - (float)extent.x * factor) / 2f); 
                        int positionY = bounds.y + (int)(((float)bounds.height - (float)extent.y * factor) / 2f);
                        
                        // Initialize transformation
                        transform.identity();
                        transform.translate(positionX, positionY);
                        transform.scale(factor, factor);
                        g.setTransform(transform);
                        
                        // Draw and reset
                        g.setBackground(COLOR_BLACK);
                        g.fillPath(path.getPath());
                        g.setTransform(null);
                        g.setTextAntialias(SWT.OFF);
                    }
                }
            }
        }
    }
    
    // Clean up
    transform.dispose();
}

Example 9

Source File: CTreeColumn.java From nebula with Eclipse Public License 2.0

4 votes

public boolean isVisible() {
	Rectangle r = ctree.getClientArea();
	r.x += ctree.getScrollPosition().x;
	return r.intersects(getBounds());
}

Example 10

Source File: TableCellEditorListener.java From Pydev with Eclipse Public License 1.0

4 votes

/**
 * http://www.eclipse.org/swt/snippets/
 */
@Override
public void handleEvent(Event event) {

    final TableEditor editor = new TableEditor(table);
    editor.horizontalAlignment = SWT.LEFT;
    editor.grabHorizontal = true;

    Rectangle clientArea = table.getClientArea();
    if (table.getSelection().length != 1) {
        return;
    }

    Rectangle bounds = table.getSelection()[0].getBounds();
    Point pt = new Point(bounds.x, bounds.y);
    int index = table.getTopIndex();
    while (index < table.getItemCount()) {
        boolean visible = false;
        final SimpleTableItem item = (SimpleTableItem) table.getItem(index);
        for (int i = 0; i < table.getColumnCount(); i++) {
            Rectangle rect = item.getBounds(i);
            if (rect.contains(pt)) {

                final Text text = new Text(table, SWT.NONE);
                Listener textListener = new TextListener(item, text);

                text.addListener(SWT.FocusOut, textListener);
                text.addListener(SWT.Traverse, textListener);
                text.addListener(SWT.FocusOut, wizard);
                editor.setEditor(text, item, i);
                text.setText(item.getText(i));
                text.selectAll();
                text.setFocus();
                return;
            }
            if (!visible && rect.intersects(clientArea)) {
                visible = true;
            }
        }
        if (!visible) {
            return;
        }
        index++;
    }
}

Example 11

Source File: SelectionModel.java From tmxeditor8 with GNU General Public License v2.0

4 votes

public void removeSelection(Rectangle removedSelection) {

		List<Rectangle> removedItems = new LinkedList<Rectangle>();
		List<Rectangle> addedItems = new LinkedList<Rectangle>();

		selectionsLock.readLock().lock();

		try {
			for (Rectangle r : selections) {
				if (r.intersects(removedSelection)) {
					Rectangle intersection = removedSelection.intersection(r);
					removedItems.add(r);

					Rectangle topSelection = getTopSelection(intersection, r);
					if (topSelection != null) {
						addedItems.add(topSelection);
					}

					Rectangle rightSelection = getRightSelection(intersection, r);
					if (rightSelection != null)
						addedItems.add(rightSelection);

					Rectangle leftSelection = getLeftSelection(intersection, r);
					if (leftSelection != null)
						addedItems.add(leftSelection);

					Rectangle bottomSelection = getBottomSelection(intersection, r);
					if (bottomSelection != null)
						addedItems.add(bottomSelection);
				}
			}
		} finally {
			selectionsLock.readLock().unlock();
		}

		if (removedItems.size() > 0) {
			selectionsLock.writeLock().lock();
			try {
				selections.removeAll(removedItems);
			} finally {
				selectionsLock.writeLock().unlock();
			}

			removedItems.clear();
		}

		if (addedItems.size() > 0) {
			selectionsLock.writeLock().lock();
			try {
				selections.addAll(addedItems);
			} finally {
				selectionsLock.writeLock().unlock();
			}

			addedItems.clear();
		}

	}

Example 12

Source File: SelectionModel.java From translationstudio8 with GNU General Public License v2.0

4 votes

public void removeSelection(Rectangle removedSelection) {

		List<Rectangle> removedItems = new LinkedList<Rectangle>();
		List<Rectangle> addedItems = new LinkedList<Rectangle>();

		selectionsLock.readLock().lock();

		try {
			for (Rectangle r : selections) {
				if (r.intersects(removedSelection)) {
					Rectangle intersection = removedSelection.intersection(r);
					removedItems.add(r);

					Rectangle topSelection = getTopSelection(intersection, r);
					if (topSelection != null) {
						addedItems.add(topSelection);
					}

					Rectangle rightSelection = getRightSelection(intersection, r);
					if (rightSelection != null)
						addedItems.add(rightSelection);

					Rectangle leftSelection = getLeftSelection(intersection, r);
					if (leftSelection != null)
						addedItems.add(leftSelection);

					Rectangle bottomSelection = getBottomSelection(intersection, r);
					if (bottomSelection != null)
						addedItems.add(bottomSelection);
				}
			}
		} finally {
			selectionsLock.readLock().unlock();
		}

		if (removedItems.size() > 0) {
			selectionsLock.writeLock().lock();
			try {
				selections.removeAll(removedItems);
			} finally {
				selectionsLock.writeLock().unlock();
			}

			removedItems.clear();
		}

		if (addedItems.size() > 0) {
			selectionsLock.writeLock().lock();
			try {
				selections.addAll(addedItems);
			} finally {
				selectionsLock.writeLock().unlock();
			}

			addedItems.clear();
		}

	}

Example 13