Examples with FrameEltSelnFig edu.cmu.cs.hcii.cogtool.uimodel.FrameEltSelnFig used on opensource projects

Example 1 with FrameEltSelnFig

use of edu.cmu.cs.hcii.cogtool.uimodel.FrameEltSelnFig in project cogtool by cogtool.

the class FrameEditorMouseState method dealWithMouseDragged.

/**
     * Parameterized mouse drags so they can be scaled programatically.
     *
     * Handles mouse drags: moves the viewable area as needed
     *
     * @param figure ignored
     * @param mouseX the location the mouse is pointing to
     * @param mouseY the location the mouse is pointing to
     * @param button the buttons pressed
     * @param state the modifiers being held down
     */
@Override
protected boolean dealWithMouseDragged(IFigure figure, int button, int mouseX, int mouseY, int state) {
    boolean goForward = super.dealWithMouseDragged(figure, button, mouseX, mouseY, state);
    if (goForward && isMouseDownValid) {
        // Get the StandardEditor for handling visuals & scrolling
        StandardDrawingEditor editor = ui.getViewEditor();
        // Update VIEW to ensure mouse point is visible.
        // If outside of the visible canvas, up-click should cancel!
        stopMouseDragTimer = true;
        stopDynamic = editor.movePointNearEdge(mouseX, mouseY, updateDelta);
        double zoom = ui.getZoom();
        // The current mouse down position (scaled)
        double currentScaledX = mouseX / zoom;
        double currentScaledY = mouseY / zoom;
        Iterator<FrameEltSelnFig<?>> selectedEltFigs = selection.getSelectedFigures();
        InteractionFigure drawLayer = ui.getViewEditor().getInteractionFigure();
        // Else this is a new widget
        switch(getMouseState()) {
            // Perform move-related states
            case PotentialMovingWidget:
            case PotentialMovingSelection:
                {
                    if (withinHysteresis(mouseX, mouseY)) {
                        return true;
                    }
                    ui.hideNondynamicSupport(false);
                    prevCursor = drawLayer.getCursor();
                    drawLayer.setCursor(SELECT_CURSOR);
                    setMouseState(MovingWidgets);
                // fall through!
                }
            case MovingWidgets:
                {
                    dynamicMoveWidgets(selectedEltFigs, currentScaledX, currentScaledY);
                    ui.repaintEditor();
                    break;
                }
            case PotentialReorderWidget:
                {
                    if (withinHysteresis(mouseX, mouseY)) {
                        return true;
                    }
                    prevCursor = drawLayer.getCursor();
                    ui.hideNondynamicSupport(false, false);
                    setUpReorderFigures();
                    prevCursor = drawLayer.getCursor();
                    drawLayer.setCursor(SELECT_CURSOR);
                    setMouseState(ReorderWidget);
                // fall through!
                }
            case ReorderWidget:
                {
                    dynamicReorderWidget(mouseX, mouseY, false);
                    break;
                }
            case PotentialResizingWidget:
                {
                    if (withinHysteresis(mouseX, mouseY)) {
                        return true;
                    }
                    ui.hideNondynamicSupport(true);
                    // Iterate through selected widgets XYZZY openChildren in a loop???
                    while (selectedEltFigs.hasNext()) {
                        FrameEltSelnFig<?> gw = selectedEltFigs.next();
                        if (gw instanceof GraphicalTraversableWidget<?>) {
                            if (gw instanceof GraphicalChildWidget<?, ?>) {
                                ((GraphicalChildWidget<?, ?>) gw).getParentFigure().openChildren();
                            }
                        }
                    }
                    setMouseState(ResizingWidget);
                // fall through!
                }
            // Perform a drag resize of selected widget
            case ResizingWidget:
                {
                    dynamicResizeWidgets(selectedEltFigs, currentScaledX, currentScaledY);
                    ui.repaintEditor();
                    break;
                }
            // Create a new widget
            case PotentialCreatingWidget:
                {
                    if (withinHysteresis(mouseX, mouseY)) {
                        return true;
                    }
                    setMouseState(CreatingWidget);
                // fall through!
                }
            case CreatingWidget:
                {
                    redrawTemporaryWidget(currentScaledX, currentScaledY, false);
                    break;
                }
            // Sweeping a region for toggling selection
            case PotentialTogglingSelection:
                {
                    if (withinHysteresis(mouseX, mouseY)) {
                        return true;
                    }
                    setMouseState(TogglingSelection);
                // fall through!
                }
            case TogglingSelection:
                {
                    redrawTemporaryWidget(currentScaledX, currentScaledY, true);
                    break;
                }
            case PotentialDuplicatingWidget:
                {
                    if (withinHysteresis(mouseX, mouseY)) {
                        return true;
                    }
                    ui.hideNondynamicSupport(false, false);
                    duplicatingDynamic = new ArrayList<RectangleFigure>();
                    Iterator<FrameEltSelnFig<?>> selectedFigs = selection.getSelectedFigures();
                    while (selectedFigs.hasNext()) {
                        FrameEltSelnFig<?> currFig = selectedFigs.next();
                        if (currFig instanceof FrameEltGroupHalo) {
                            showSelectionArea(new RectangleFigure(), currFig.getBounds());
                        } else if (!(currFig instanceof GraphicalChildWidget<?, ?>)) {
                            Rectangle widgetBds = new Rectangle(currFig.getBounds());
                            // Must scale widget figure's bounds to zoom factor
                            widgetBds.height = PrecisionUtilities.round(widgetBds.height * zoom);
                            widgetBds.width = PrecisionUtilities.round(widgetBds.width * zoom);
                            widgetBds.x = PrecisionUtilities.round(widgetBds.x * zoom);
                            widgetBds.y = PrecisionUtilities.round(widgetBds.y * zoom);
                            //display the new rectangle object
                            showSelectionArea(new RectangleFigure(), widgetBds);
                        }
                    }
                    setMouseState(DuplicatingWidgets);
                // fall through!
                }
            case DuplicatingWidgets:
                {
                    updateDynamicDuplicate(mouseX, mouseY);
                    break;
                }
            case PotentialInsertDuplicateWidget:
                {
                    if (withinHysteresis(mouseX, mouseY)) {
                        return true;
                    }
                    ui.hideNondynamicSupport(false, false);
                    prevCursor = drawLayer.getCursor();
                    setUpReorderFigures();
                    prevCursor = drawLayer.getCursor();
                    drawLayer.setCursor(DRAW_CURSOR);
                    setMouseState(InsertDuplicateWidget);
                // fall through!
                }
            case InsertDuplicateWidget:
                {
                    dynamicReorderWidget(mouseX, mouseY, true);
                    break;
                }
            case PotentialMovingGridButtons:
                {
                    if (withinHysteresis(mouseX, mouseY)) {
                        return true;
                    }
                    GraphicalWidget<?> gw = ui.getPotentialFigureOwner();
                    GridButton owner = (GridButton) gw.getModel();
                    DoublePoint start = owner.getShape().getOrigin();
                    GridButtonGroup gbg = (GridButtonGroup) owner.getParentGroup();
                    movedGridButtons = gbg.getMovedButtons(moveIsVertical, start.x, start.y);
                    minX = start.x - owner.getHorizSpace();
                    minY = start.y - owner.getVertSpace();
                    prevCursor = drawLayer.getCursor();
                    if (moveIsVertical) {
                        drawLayer.setCursor(MOVE_VERT_CURSOR);
                    } else {
                        drawLayer.setCursor(MOVE_HORIZ_CURSOR);
                    }
                    setMouseState(MovingGridButtons);
                // fall through!
                }
            case MovingGridButtons:
                {
                    dynamicMoveGridButtons(currentScaledX, currentScaledY);
                    break;
                }
        }
        // Repeating timer for causing events to repeat.
        if ((updateDelta.x != 0) || (updateDelta.y != 0)) {
            if (rootFigure == null) {
                rootFigure = ui.getViewEditor().getInteractionFigure();
            }
            stopMouseDragTimer = false;
            // Determine the new point the mouse "moved" too.
            mouseDragTask.setNextMousePosition(mouseX + updateDelta.x, mouseY + updateDelta.y, button, state);
            // Queue the event for 0.1 sec.
            WindowUtil.GLOBAL_DISPLAY.timerExec(100, mouseDragTask);
        }
    }
    lastX = mouseX;
    lastY = mouseY;
    updateDynamic();
    return goForward;
}

Example 2 with FrameEltSelnFig

use of edu.cmu.cs.hcii.cogtool.uimodel.FrameEltSelnFig in project cogtool by cogtool.

the class FrameEditorMouseState method handleMousePressed.

/**
     * Called on mouse presses
     * Determines if the mouse pressed on a resize widget.
     * Raises a resizeAlert or a mouseOperations alert.
     *
     * Alerts contain X,Y coordinates in 1:1 scale.
     */
protected void handleMousePressed(int x, int y, int state) {
    ui.view.getEditor().getSWTEditorSubstrate().setFocus();
    // Check to see if the pressed event is on the resize handlers.
    // Use the ZOOMED scale because the resize widgets are in the
    // interaction layer and they're not affected by zoom.
    ResizeThumb resize = ui.widgetResizeUnderXY(x, y);
    PotentialFigure pWidget = ui.potentialWidgetUnderXY(x, y);
    RadioButtonSash sash = ui.radioSashUnderXY(x, y);
    // Check to see if the mouse press happened on a resize widget
    if (resize != null) {
        // Need this because we want the actual AREA,
        // not the center of the thumb.
        initialResizeArea = ui.getSelectedWidgetArea();
        // Set the fixed point of the resize
        double fixedX = 0.0;
        double fixedY = 0.0;
        // Move through the possible types and set the fixed point.
        currentResizeHandleType = resize.thumbType;
        switch(resize.thumbType) {
            case FrameEditorUI.TOP_LEFT:
                fixedX = initialResizeArea.x + initialResizeArea.width;
                fixedY = initialResizeArea.y + initialResizeArea.height;
                break;
            case FrameEditorUI.BOTTOM_LEFT:
                fixedX = initialResizeArea.x + initialResizeArea.width;
                fixedY = initialResizeArea.y;
                break;
            case FrameEditorUI.TOP_RIGHT:
                fixedX = initialResizeArea.x;
                fixedY = initialResizeArea.y + initialResizeArea.height;
                break;
            case FrameEditorUI.BOTTOM_RIGHT:
                fixedX = initialResizeArea.x;
                fixedY = initialResizeArea.y;
                break;
            default:
                // and this code wasn't modified.
                throw new IllegalStateException("Unknown type of Resize Thumb selected");
        }
        // Specify the fixed resize point.
        mouseFixedResizeX = fixedX;
        mouseFixedResizeY = fixedY;
        // Set the state to "resize" as the next action.
        // TODO:  Should we implement the other types of resizing?
        int nextState = PotentialResizingWidget;
        setMouseState(nextState);
        // Switch to fast mode rendering for graphical widgets
        setWidgetFastRenderMode(true);
    } else if (sash != null) {
        moveIsVertical = sash.isVertical();
        setMouseState(PotentialMovingGridButtons);
    } else if (pWidget != null) {
        ui.initiateRetitleFigure(pWidget);
    } else {
        // Get whatever graphical widget under x,y
        GraphicalWidget<?> wf = ui.widgetLocatedAtXY(x, y);
        MoveHalo halo = ui.moveHaloUnderXY(x, y);
        RemoteLinkage linkage = ui.linkageUnderXY(x, y);
        GraphicalParentWidget<?, ?> currentParent = null;
        // If SHIFT is held, always treat as start of a drag toggle select.
        if ((state & InputEvent.SHIFT) != 0) {
            setMouseState(PotentialTogglingSelection);
        } else if (wf != null) {
            IWidget widget = wf.getModel();
            SimpleWidgetGroup group = widget.getParentGroup();
            lastClickedWidget = widget;
            if ((state & platformDuplicateModifierKey()) != 0) {
                if (!selection.isElementSelected(widget)) {
                    selection.setSelectedSelnFig(wf);
                }
                if ((group != null) && (group.getOrientation() != SimpleWidgetGroup.FREEFORM) && (selection.getWidgetSelectionCount() == 1)) {
                    setMouseState(PotentialInsertDuplicateWidget);
                } else {
                    setMouseState(PotentialDuplicatingWidget);
                }
            } else {
                if ((group != null) && (group.getOrientation() != SimpleWidgetGroup.FREEFORM)) {
                    if (!selection.isElementSelected(widget)) {
                        selection.setSelectedSelnFig(wf);
                    }
                    setMouseState(PotentialReorderWidget);
                } else // possible move.
                if (selection.isSelectionFigureSelected(wf)) {
                    setMouseState(PotentialMovingSelection);
                } else {
                    selection.setSelectedSelnFig(wf);
                    setMouseState(PotentialMovingWidget);
                }
            }
            if (wf instanceof GraphicalMenuItem) {
                GraphicalMenuItem menuItemFig = (GraphicalMenuItem) wf;
                if (menuItemFig.isSubmenu()) {
                    currentParent = menuItemFig;
                } else {
                    currentParent = menuItemFig.getParentFigure();
                }
            } else if (wf instanceof GraphicalParentWidget<?, ?>) {
                currentParent = (GraphicalParentWidget<?, ?>) wf;
            } else if (wf instanceof GraphicalChildWidget<?, ?>) {
                currentParent = ((GraphicalChildWidget<?, ?>) wf).getParentFigure();
            }
        } else if (halo != null) {
            if (halo instanceof FrameEltGroupHalo) {
                FrameEltGroupHalo groupHalo = (FrameEltGroupHalo) halo;
                if ((state & platformDuplicateModifierKey()) != 0) {
                    if (!selection.isElementSelected(halo.getData())) {
                        selection.setSelectedSelnFig(groupHalo);
                    }
                    setMouseState(PotentialDuplicatingWidget);
                } else {
                    selection.setSelectedSelnFig(groupHalo);
                    setMouseState(PotentialMovingSelection);
                }
            } else {
                /*                if (wf != null) {
                    IWidget widget = wf.getWidgetModel();
                    SimpleWidgetGroup group = widget.getParentGroup();

                    if ((state & platformDuplicateModifierKey()) != 0) {
                        if (! this.selection.isWidgetSelected(widget)) {
                            this.selection.setSelectedWidget(wf);
                        }

                        if ((group != null) &&
                            (group.getOrientation() != SimpleWidgetGroup.FREEFORM) &&
                            (this.selection.getWidgetSelectionCount() == 1))
                        {
                            setMouseState(PotentialInsertDuplicateWidget);
                        }
                        else {
                            setMouseState(PotentialDuplicatingWidget);
                        }
                    }
                    else {
                        setMouseState(PotentialMovingSelection);
                    }
                }
                else { */
                setMouseState(PotentialMovingSelection);
            }
        //                }
        } else if (linkage != null) {
            FrameElement owner = linkage.getOwner();
            IWidget remoteLabel = linkage.getRemoteLabel();
            // Ensure both are selected; if not yet, then set them
            // both selected.
            FrameEltSelnFig<?> ownerRepresentative = isSomeElementSelected(owner);
            if ((!selection.isElementSelected(remoteLabel)) || (ownerRepresentative == null)) {
                if (ownerRepresentative == null) {
                    ownerRepresentative = getRepresentativeElt(owner);
                }
                selection.setSelectedSelnFig(linkage.getRemoteLabelFigure());
                if (ownerRepresentative != null) {
                    selection.selectSelnFig(ownerRepresentative);
                }
            }
            setMouseState(PotentialMovingSelection);
        } else // Otherwise, out in space and SHIFT not held; deselect all and
        // prepare to create
        {
            selection.deselectAll();
            setMouseState(PotentialCreatingWidget);
        }
        ui.hideAllChildren();
        if (currentParent != null) {
            currentParent.openChildren();
            ui.resetVisibleArea();
        }
    }
}

Example 3 with FrameEltSelnFig

use of edu.cmu.cs.hcii.cogtool.uimodel.FrameEltSelnFig in project cogtool by cogtool.

the class FrameEditorUI method showContextMenu.

/**
     * Show a context menu at a specific X,Y Used for contextual menu's on
     * unselected or selected objects.
     */
@Override
public void showContextMenu(int x, int y) {
    // Check which region of the frame was hit
    FrameEltSelnFig<?> eltFig = (FrameEltSelnFig<?>) frameUI.getFigureAtXY(x, y, FrameUIModel.ONLY_GRAPHICAL_WIDGETS);
    // Check for appropriate MoveHalo
    if (eltFig == null) {
        MoveHalo halo = moveHaloUnderXY(x, y);
        if (halo instanceof FrameEltGroupHalo) {
            eltFig = (FrameEltGroupHalo) halo;
        }
    }
    // Invocation in empty space?
    if (eltFig == null) {
        contextSelection.deselectAll();
        showContextMenu(contextSelection, View.CONTEXT);
    } else // Invocation on a selection widget
    if (eltFig.isSelected()) {
        showContextMenu();
        Iterator<FrameEltSelnFig<?>> selectedFigs = selection.getSelectedFigures();
        while (selectedFigs.hasNext()) {
            FrameEltSelnFig<?> selectedFig = selectedFigs.next();
            selectedFig.dynamicHighlight(true);
        }
        // The mac requires an additional repaint to display the highlight
        if (OSUtils.MACOSX) {
            updateUISupport();
        }
    } else // Invocation on an unselected widget
    {
        eltFig.dynamicHighlight(true);
        // Populate the context selection
        // This does not impact current selection, just the context one.
        contextSelection.setSelectedSelnFig(eltFig);
        // Display the correct context menu.
        showContextMenu(contextSelection, View.CONTEXT);
        // The mac requires an additional repaint to display highlighting
        if (OSUtils.MACOSX) {
            updateUISupport();
        }
    }
}