Examples with MathObject doc.mathobjects.MathObject used on opensource projects

Example 6 with MathObject

use of doc.mathobjects.MathObject in project OpenNotebook by jaltekruse.

the class ProblemListPanel method createPanelForProblems.

public JPanel createPanelForProblems() {
    ProblemList panel = new ProblemList();
    JPanel tempPanel;
    GridBagConstraints con = new GridBagConstraints();
    JComboBox frequencyChoices;
    Component[] othersInRow = new Component[2];
    ;
    int numProblemsToShow = notebookPanel.getDatabase().getAllProblems().size();
    if (numProblemsToShow > 20) {
        // limit the number of problems in the list
        // to 20 at a time
        numProblemsToShow = 20;
    }
    con.gridy = 0;
    panel.setBorder(BorderFactory.createEmptyBorder(5, 5, 5, 5));
    panel.setLayout(new GridBagLayout());
    for (final ProblemGenerator g : notebookPanel.getDatabase().getAllProblems()) {
        // add checkbox
        con.fill = GridBagConstraints.NONE;
        con.gridx = 0;
        con.gridwidth = 1;
        con.weightx = 0;
        con.insets = new Insets(0, 0, 0, 0);
        final JCheckBox checkbox = new JCheckBox();
        checkbox.addItemListener(new ItemListener() {

            @Override
            public void itemStateChanged(ItemEvent ev) {
                if (ev.getStateChange() == ItemEvent.SELECTED) {
                    selectedFrequencies.add(10);
                    selectedProblems.add(g);
                } else {
                    selectedFrequencies.remove(selectedProblems.indexOf(g));
                    selectedProblems.remove(g);
                }
                previewPanel.getDoc().getPage(0).removeAllObjects();
                // set the page size big to prevent problem generation from spawning pages
                previewPanel.getDoc().setHeight(5000);
                previewPanel.getDoc().setWidth(5000);
                previewPanel.getDoc().generateProblem(g);
                previewPanel.resizeViewWindow();
                MathObject mObj = previewPanel.getDoc().getPage(0).getObjects().get(0);
                previewPanel.getDoc().setWidth(mObj.getWidth() + 2 * problemBuffer);
                previewPanel.getDoc().setHeight(mObj.getHeight() + 2 * problemBuffer);
                mObj.setxPos(problemBuffer);
                mObj.setyPos(problemBuffer);
                previewPanel.resizeViewWindow();
            }
        });
        frequencyChoices = new JComboBox(frequencies);
        panel.add(checkbox, con);
        othersInRow[0] = checkbox;
        othersInRow[1] = frequencyChoices;
        con.fill = GridBagConstraints.HORIZONTAL;
        con.insets = new Insets(0, 5, 0, 0);
        con.weightx = 1;
        con.gridx = 1;
        tempPanel = new ProblemDescriptionPanel(g, othersInRow);
        tempPanel.addMouseListener(new MouseListener() {

            public void mouseClicked(MouseEvent arg0) {
            }

            public void mouseEntered(MouseEvent arg0) {
            }

            public void mouseExited(MouseEvent arg0) {
            }

            @Override
            public void mousePressed(MouseEvent arg0) {
                checkbox.setSelected(!checkbox.isSelected());
            }

            public void mouseReleased(MouseEvent arg0) {
            }
        });
        panel.add(tempPanel, con);
        //			// add frequency selection menu
        //			con.fill = GridBagConstraints.NONE;
        //			con.gridx = 2;
        //			con.weightx = 0;
        //			con.insets = new Insets(0, 5, 0, 5);
        //			frequencyChoices.setSelectedItem(AVERAGE);
        //			panel.add(frequencyChoices, con);
        con.gridy++;
        con.gridx = 0;
        con.gridwidth = 2;
        con.insets = new Insets(0, 0, 0, 0);
        panel.add(new JSeparator(), con);
        con.gridy++;
    }
    return panel;
}

Example 7 with MathObject

use of doc.mathobjects.MathObject in project OpenNotebook by jaltekruse.

the class DocMouseListener method adjustTempGroupSelection.

/**
	 * Method to change the temporary group selection based on the current
	 * selection rectangle. Removes objects no longer contacted, and adds new
	 * objects that are not yet group members.
	 * 
	 * @return - whether or not a redraw event is needed
	 */
private boolean adjustTempGroupSelection() {
    // need to modify this code to take into account the current stacking of
    // the objects
    // large objects automatically cover up smaller ones using this system
    Rectangle selectRect = docPanel.getSelectionRect().getBounds();
    Grouping tempGroup = docPanel.getTempGroup();
    Vector<MathObject> pageObjects = docPanel.getSelectionRect().getParentPage().getObjects();
    // temporary storage of objects that collide with the selection
    // rectangle
    Vector<MathObject> collisionObjects = new Vector<>();
    for (MathObject mObj : pageObjects) {
        // selection rectangle
        if (selectRect.intersects(mObj.getBounds())) {
            collisionObjects.add(mObj);
        }
    }
    if (collisionObjects.isEmpty()) {
        // no objects were contacted
        docPanel.ungroupTempGroup();
        docPanel.setFocusedObject(null);
        return true;
    }
    if (collisionObjects.size() == 1) {
        // only one object was contacted
        MathObject contactedObj = collisionObjects.get(0);
        if (contactedObj.equals(docPanel.getFocusedObject())) {
            // do nothing
            ;
            if (contactedObj != tempGroup) {
                collisionObjects.remove(contactedObj);
                return true;
            }
        } else {
            docPanel.setFocusedObject(contactedObj);
            collisionObjects.remove(contactedObj);
            return true;
        }
    }
    if (collisionObjects.contains(tempGroup)) {
        MathObject mObj;
        // otherwise remove them
        for (int i = 0; i < tempGroup.getObjects().size(); i++) {
            mObj = tempGroup.getObjects().get(i);
            if (!selectRect.intersects(mObj.getBounds())) {
                tempGroup.removeObject(mObj);
                tempGroup.getParentContainer().addObject(mObj);
                mObj.setParentContainer(tempGroup.getParentContainer());
                i--;
            }
        }
        // remove the temporary group from the contacted list, it now
        // contains only elements that were
        // in it before and were contacted by the current selection
        // rectangle
        collisionObjects.remove(tempGroup);
    }
    if (!collisionObjects.isEmpty()) {
        tempGroup.setParentContainer(collisionObjects.get(0).getParentContainer());
        collisionObjects.get(0).getParentContainer().addObject(tempGroup);
        for (MathObject mObj : collisionObjects) {
            mObj.getParentContainer().removeObject(mObj);
            mObj.setParentContainer(null);
            tempGroup.addObjectFromPage(mObj);
            mObj.setParentContainer(tempGroup);
        }
        docPanel.getDoc().refactorPageNumbers();
        docPanel.setFocusedObject(tempGroup);
    }
    if (tempGroup.getParentContainer() != null) {
        if (tempGroup.getObjects().size() == 1) {
            // there is one one object
            // left in the temporary group
            docPanel.setFocusedObject(tempGroup.getObjects().get(0));
            docPanel.ungroupTempGroup();
        }
    }
    return false;
}

Example 8 with MathObject

use of doc.mathobjects.MathObject in project OpenNotebook by jaltekruse.

the class DocMouseListener method mousePressed.

@Override
public void mousePressed(MouseEvent e) {
    docPanel.requestFocus();
    draggingDot = false;
    PointInDocument clickedPt = docPanel.panelPt2DocPt(e.getX(), e.getY());
    MathObject objToPlace = docPanel.getObjToPlace();
    if (docPanel.isPlacingObject()) {
        objToPlace.setxPos(clickedPt.getxPos());
        objToPlace.setyPos(clickedPt.getyPos());
        objToPlace.setWidth(1);
        objToPlace.setHeight(1);
        objToPlace.setParentContainer(docPanel.getDoc().getPage(clickedPt.getPage()));
        objToPlace.getParentContainer().addObject(objToPlace);
        docPanel.repaintDoc();
        docPanel.updateObjectToolFrame();
        objPlacementRequiresMouseDrag = true;
        docPanel.setFocusedObject(objToPlace);
        return;
    } else if (detectResizeOrMove(e)) {
        // resize dot or the selected object
        return;
    } else if (clickedPt.isOutSidePage()) {
        // click was outside of page
        if (docPanel.isPlacingObject()) {
            docPanel.getNotebookPanel().objHasBeenPlaced();
            docPanel.ungroupTempGroup();
        }
    } else {
        // create a box to select multiple objects
        if (!docPanel.isInStudentMode()) {
            docPanel.ungroupTempGroup();
            RectangleObject rect = new RectangleObject(docPanel.getDoc().getPage(clickedPt.getPage()));
            rect.setxPos(clickedPt.getxPos());
            rect.setyPos(clickedPt.getyPos());
            rect.setWidth(1);
            rect.setHeight(1);
            docPanel.setSelectionRect(rect);
            selectionRectRequiresMouseDrag = true;
        }
    }
}

Example 9 with MathObject

use of doc.mathobjects.MathObject in project OpenNotebook by jaltekruse.

the class NotebookKeyboardListener method keyPressed.

@Override
public void keyPressed(KeyEvent e) {
    try {
        MathObject foc = notebook.getNotebookPanel().getCurrentDocViewer().getFocusedObject();
        if (foc == null) {
            // There is no focused object to accept the event
            return;
        }
        switch(e.getKeyCode()) {
            case KeyEvent.VK_DOWN:
                if (notebook.getNotebookPanel().getCurrentDocViewer().getPageGUI().getGUIForObj(foc).keyPressed(foc, PageGUI.DOWN)) {
                    notebook.getNotebookPanel().getCurrentDocViewer().repaintDoc();
                    return;
                }
                if (foc != null) {
                    foc.setyPos(foc.getyPos() + 1);
                    notebook.getNotebookPanel().getCurrentDocViewer().repaintDoc();
                }
                break;
            case KeyEvent.VK_UP:
                if (notebook.getNotebookPanel().getCurrentDocViewer().getPageGUI().getGUIForObj(foc).keyPressed(foc, PageGUI.UP)) {
                    notebook.getNotebookPanel().getCurrentDocViewer().repaintDoc();
                    return;
                }
                if (foc != null) {
                    foc.setyPos(foc.getyPos() - 1);
                    notebook.getNotebookPanel().getCurrentDocViewer().repaintDoc();
                }
                break;
            case KeyEvent.VK_LEFT:
                if (notebook.getNotebookPanel().getCurrentDocViewer().getPageGUI().getGUIForObj(foc).keyPressed(foc, PageGUI.LEFT)) {
                    notebook.getNotebookPanel().getCurrentDocViewer().repaintDoc();
                    return;
                }
                if (foc != null) {
                    foc.setxPos(foc.getxPos() - 1);
                    notebook.getNotebookPanel().getCurrentDocViewer().repaintDoc();
                }
                break;
            case KeyEvent.VK_RIGHT:
                if (notebook.getNotebookPanel().getCurrentDocViewer().getPageGUI().getGUIForObj(foc).keyPressed(foc, PageGUI.RIGHT)) {
                    notebook.getNotebookPanel().getCurrentDocViewer().repaintDoc();
                    return;
                }
                if (foc != null) {
                    foc.setxPos(foc.getxPos() + 1);
                    notebook.getNotebookPanel().getCurrentDocViewer().repaintDoc();
                }
                break;
            default:
                notebook.getNotebookPanel().getCurrentDocViewer().getPageGUI().getGUIForObj(foc).keyPressed(foc, e.getKeyChar());
                notebook.getNotebookPanel().getCurrentDocViewer().repaintDoc();
                break;
        }
    } catch (Exception ex) {
        ex.printStackTrace();
    }
}

Example 10 with MathObject

use of doc.mathobjects.MathObject in project OpenNotebook by jaltekruse.

the class GroupingGUI method drawInteractiveComponents.

public void drawInteractiveComponents(Grouping group, Graphics g, Point pageOrigin, float zoomLevel) {
    drawMathObject(group, g, pageOrigin, zoomLevel);
    for (MathObject mathObj : group.getObjects()) {
        g.setColor(Color.BLUE);
        ((Graphics2D) g).setStroke(new BasicStroke(2));
        Graphics2D g2d = (Graphics2D) g;
        g2d.drawPolygon(pageGui.getGUIForObj(mathObj).getCollisionAndSelectionPolygon(mathObj, pageOrigin, zoomLevel));
        ((Graphics2D) g).setStroke(new BasicStroke(1));
    }
}