Examples with Location com.cburch.logisim.data.Location used on opensource projects

Example 6 with Location

use of com.cburch.logisim.data.Location in project logisim-evolution by reds-heig.

the class Canvas method computeViewportContents.

private void computeViewportContents() {
    Set<WidthIncompatibilityData> exceptions = proj.getCurrentCircuit().getWidthIncompatibilityData();
    if (exceptions == null || exceptions.isEmpty()) {
        viewport.setWidthMessage(null);
        return;
    }
    Rectangle viewableBase;
    Rectangle viewable;
    if (canvasPane != null) {
        viewableBase = canvasPane.getViewport().getViewRect();
    } else {
        Bounds bds = proj.getCurrentCircuit().getBounds();
        viewableBase = new Rectangle(0, 0, bds.getWidth(), bds.getHeight());
    }
    double zoom = getZoomFactor();
    if (zoom == 1.0) {
        viewable = viewableBase;
    } else {
        viewable = new Rectangle((int) (viewableBase.x / zoom), (int) (viewableBase.y / zoom), (int) (viewableBase.width / zoom), (int) (viewableBase.height / zoom));
    }
    viewport.setWidthMessage(Strings.get("canvasWidthError") + (exceptions.size() == 1 ? "" : " (" + exceptions.size() + ")"));
    for (WidthIncompatibilityData ex : exceptions) {
        // See whether any of the points are on the canvas.
        boolean isWithin = false;
        for (int i = 0; i < ex.size(); i++) {
            Location p = ex.getPoint(i);
            int x = p.getX();
            int y = p.getY();
            if (x >= viewable.x && x < viewable.x + viewable.width && y >= viewable.y && y < viewable.y + viewable.height) {
                isWithin = true;
                break;
            }
        }
        // If none are, insert an arrow.
        if (!isWithin) {
            Location p = ex.getPoint(0);
            int x = p.getX();
            int y = p.getY();
            boolean isWest = x < viewable.x;
            boolean isEast = x >= viewable.x + viewable.width;
            boolean isNorth = y < viewable.y;
            boolean isSouth = y >= viewable.y + viewable.height;
            if (isNorth) {
                if (isEast) {
                    viewport.setNortheast(true);
                } else if (isWest) {
                    viewport.setNorthwest(true);
                } else {
                    viewport.setNorth(true);
                }
            } else if (isSouth) {
                if (isEast) {
                    viewport.setSoutheast(true);
                } else if (isWest) {
                    viewport.setSouthwest(true);
                } else {
                    viewport.setSouth(true);
                }
            } else {
                if (isEast) {
                    viewport.setEast(true);
                } else if (isWest) {
                    viewport.setWest(true);
                }
            }
        }
    }
}

Example 7 with Location

use of com.cburch.logisim.data.Location in project logisim-evolution by reds-heig.

the class EditTool method mousePressed.

@Override
public void mousePressed(Canvas canvas, Graphics g, MouseEvent e) {
    boolean wire = updateLocation(canvas, e);
    Location oldWireLoc = wireLoc;
    wireLoc = NULL_LOCATION;
    lastX = Integer.MIN_VALUE;
    if (wire) {
        current = wiring;
        Selection sel = canvas.getSelection();
        Circuit circ = canvas.getCircuit();
        Collection<Component> selected = sel.getAnchoredComponents();
        ArrayList<Component> suppress = null;
        for (Wire w : circ.getWires()) {
            if (selected.contains(w)) {
                if (w.contains(oldWireLoc)) {
                    if (suppress == null)
                        suppress = new ArrayList<Component>();
                    suppress.add(w);
                }
            }
        }
        sel.setSuppressHandles(suppress);
    } else {
        current = select;
    }
    pressX = e.getX();
    pressY = e.getY();
    current.mousePressed(canvas, g, e);
}

Example 8 with Location

use of com.cburch.logisim.data.Location in project logisim-evolution by reds-heig.

the class EditTool method updateLocation.

private boolean updateLocation(Canvas canvas, int mx, int my, int mods) {
    int snapx = Canvas.snapXToGrid(mx);
    int snapy = Canvas.snapYToGrid(my);
    int dx = mx - snapx;
    int dy = my - snapy;
    boolean isEligible = dx * dx + dy * dy < 36;
    if ((mods & MouseEvent.ALT_DOWN_MASK) != 0)
        isEligible = true;
    if (!isEligible) {
        snapx = -1;
        snapy = -1;
    }
    boolean modsSame = lastMods == mods;
    lastCanvas = canvas;
    lastRawX = mx;
    lastRawY = my;
    lastMods = mods;
    if (lastX == snapx && lastY == snapy && modsSame) {
        // already computed
        return wireLoc != NULL_LOCATION;
    } else {
        Location snap = Location.create(snapx, snapy);
        if (modsSame) {
            Object o = cache.get(snap);
            if (o != null) {
                lastX = snapx;
                lastY = snapy;
                canvas.repaint();
                boolean ret = ((Boolean) o).booleanValue();
                wireLoc = ret ? snap : NULL_LOCATION;
                return ret;
            }
        } else {
            cache.clear();
        }
        boolean ret = isEligible && isWiringPoint(canvas, snap, mods);
        wireLoc = ret ? snap : NULL_LOCATION;
        cache.put(snap, Boolean.valueOf(ret));
        int toRemove = cache.size() - CACHE_MAX_SIZE;
        Iterator<Location> it = cache.keySet().iterator();
        while (it.hasNext() && toRemove > 0) {
            it.next();
            it.remove();
            toRemove--;
        }
        lastX = snapx;
        lastY = snapy;
        canvas.repaint();
        return ret;
    }
}

Example 9 with Location

use of com.cburch.logisim.data.Location in project logisim-evolution by reds-heig.

the class EditTool method draw.

@Override
public void draw(Canvas canvas, ComponentDrawContext context) {
    Location loc = wireLoc;
    if (loc != NULL_LOCATION && current != wiring) {
        int x = loc.getX();
        int y = loc.getY();
        Graphics g = context.getGraphics();
        g.setColor(Value.TRUE_COLOR);
        GraphicsUtil.switchToWidth(g, 2);
        g.drawOval(x - 5, y - 5, 10, 10);
        g.setColor(Color.BLACK);
        GraphicsUtil.switchToWidth(g, 1);
    }
    current.draw(canvas, context);
}

Example 10 with Location

use of com.cburch.logisim.data.Location in project logisim-evolution by reds-heig.

the class PullResistor method paintInstance.

@Override
public void paintInstance(InstancePainter painter) {
    Location loc = painter.getLocation();
    int x = loc.getX();
    int y = loc.getY();
    Graphics g = painter.getGraphics();
    g.translate(x, y);
    Value pull = getPullValue(painter.getAttributeSet());
    Value actual = painter.getPortValue(0);
    paintBase(painter, pull, pull.getColor(), actual.getColor());
    g.translate(-x, -y);
    painter.drawPorts();
}