Example #1
0
 public void draw(ComponentDrawContext context) {
   CircuitState state = context.getCircuitState();
   Graphics g = context.getGraphics();
   GraphicsUtil.switchToWidth(g, WIDTH);
   g.setColor(state.getValue(e0).getColor());
   g.drawLine(e0.getX(), e0.getY(), e1.getX(), e1.getY());
 }
Example #2
0
  private void drawInstance(InstancePainter painter, boolean isGhost) {
    Graphics2D g = (Graphics2D) painter.getGraphics().create();
    Location loc = painter.getLocation();
    g.translate(loc.getX(), loc.getY());

    Direction from = painter.getAttributeValue(StdAttr.FACING);
    int degrees = Direction.EAST.toDegrees() - from.toDegrees();
    double radians = Math.toRadians((degrees + 360) % 360);
    g.rotate(radians);

    GraphicsUtil.switchToWidth(g, Wire.WIDTH);
    if (!isGhost && painter.getShowState()) {
      g.setColor(painter.getPort(0).getColor());
    }
    g.drawLine(0, 0, 5, 0);

    GraphicsUtil.switchToWidth(g, 1);
    if (!isGhost && painter.shouldDrawColor()) {
      BitWidth width = painter.getAttributeValue(StdAttr.WIDTH);
      g.setColor(Value.repeat(Value.FALSE, width.getWidth()).getColor());
    }
    g.drawLine(6, -8, 6, 8);
    g.drawLine(9, -5, 9, 5);
    g.drawLine(12, -2, 12, 2);

    g.dispose();
  }
Example #3
0
  Location getInputOffset(GateAttributes attrs, int index) {
    int inputs = attrs.inputs;
    Direction facing = attrs.facing;
    int size = ((Integer) attrs.size.getValue()).intValue();
    int axisLength = size + bonusWidth + (negateOutput ? 10 : 0);
    int negated = attrs.negated;

    int skipStart;
    int skipDist;
    int skipLowerEven = 10;
    if (inputs <= 3) {
      if (size < 40) {
        skipStart = -5;
        skipDist = 10;
        skipLowerEven = 10;
      } else if (size < 60 || inputs <= 2) {
        skipStart = -10;
        skipDist = 20;
        skipLowerEven = 20;
      } else {
        skipStart = -15;
        skipDist = 30;
        skipLowerEven = 30;
      }
    } else if (inputs == 4 && size >= 60) {
      skipStart = -5;
      skipDist = 20;
      skipLowerEven = 0;
    } else {
      skipStart = -5;
      skipDist = 10;
      skipLowerEven = 10;
    }

    int dy;
    if ((inputs & 1) == 1) {
      dy = skipStart * (inputs - 1) + skipDist * index;
    } else {
      dy = skipStart * inputs + skipDist * index;
      if (index >= inputs / 2) {
        dy += skipLowerEven;
      }
    }

    int dx = axisLength;
    int negatedBit = (negated >> index) & 1;
    if (negatedBit == 1) {
      dx += 10;
    }

    if (facing == Direction.NORTH) {
      return Location.create(dy, dx);
    } else if (facing == Direction.SOUTH) {
      return Location.create(dy, -dx);
    } else if (facing == Direction.WEST) {
      return Location.create(dx, dy);
    } else {
      return Location.create(-dx, dy);
    }
  }
Example #4
0
 @Override
 public void translate(int dx, int dy) {
     p0 = p0.translate(dx, dy);
     p1 = p1.translate(dx, dy);
     p2 = p2.translate(dx, dy);
     bounds = bounds.translate(dx, dy);
 }
Example #5
0
  private void paintBase(InstancePainter painter) {
    Graphics g = painter.getGraphics();
    Direction facing = painter.getAttributeValue(StdAttr.FACING);
    Location loc = painter.getLocation();
    int x = loc.getX();
    int y = loc.getY();
    g.translate(x, y);
    double rotate = 0.0;
    if (facing != null && facing != Direction.EAST && g instanceof Graphics2D) {
      rotate = -facing.toRadians();
      ((Graphics2D) g).rotate(rotate);
    }

    Object shape = painter.getGateShape();
    if (shape == AppPreferences.SHAPE_RECTANGULAR) {
      paintRectangularBase(g, painter);
    } else if (shape == AppPreferences.SHAPE_DIN40700) {
      int width = painter.getAttributeValue(ATTR_SIZE) == SIZE_NARROW ? 20 : 30;
      PainterDin.paintAnd(painter, width, 18, true);
    } else {
      PainterShaped.paintNot(painter);
    }

    if (rotate != 0.0) {
      ((Graphics2D) g).rotate(-rotate);
    }
    g.translate(-x, -y);
  }
Example #6
0
 @Override
 public int matchesHashCode() {
     int ret = p0.hashCode();
     ret = ret * 31 * 31 + p1.hashCode();
     ret = ret * 31 * 31 + p2.hashCode();
     ret = ret * 31 + super.matchesHashCode();
     return ret;
 }
 public Bounds getOffsetBounds() {
   InstanceComponent c = comp;
   if (c == null) {
     return factory.getOffsetBounds(attrs);
   } else {
     Location loc = c.getLocation();
     return c.getBounds().translate(-loc.getX(), -loc.getY());
   }
 }
Example #8
0
 public ALU(Location loc, AttributeSet attrs) {
   super(loc, attrs, 5);
   setEnd(0, loc.translate(-30, -30), BITWIDTH_32, 1);
   setEnd(1, loc.translate(-30, 30), BITWIDTH_32, 1);
   setEnd(2, loc.translate(-10, 40), BITWIDTH_4, 1);
   setEnd(3, loc.translate(30, -20), BITWIDTH_1, 2);
   setEnd(4, loc.translate(30, 0), BITWIDTH_32, 2);
   setEnd(5, loc.translate(30, 20), BITWIDTH_1, 2);
 }
Example #9
0
 @Override
 public boolean contains(Location loc, AttributeSet attrs) {
   if (super.contains(loc, attrs)) {
     Direction facing = attrs.getValue(StdAttr.FACING);
     Location center = Location.create(0, 0).translate(facing, -20);
     return center.manhattanDistanceTo(loc) < 24;
   } else {
     return false;
   }
 }
Example #10
0
  private void computeLabel(Instance instance) {
    GateAttributes attrs = (GateAttributes) instance.getAttributeSet();
    Direction facing = attrs.facing;
    int baseWidth = ((Integer) attrs.size.getValue()).intValue();

    int axis = baseWidth / 2 + (negateOutput ? 10 : 0);
    int perp = 0;
    if (AppPreferences.GATE_SHAPE.get().equals(AppPreferences.SHAPE_RECTANGULAR)) {
      perp += 6;
    }
    Location loc = instance.getLocation();
    int cx;
    int cy;
    if (facing == Direction.NORTH) {
      cx = loc.getX() + perp;
      cy = loc.getY() + axis;
    } else if (facing == Direction.SOUTH) {
      cx = loc.getX() - perp;
      cy = loc.getY() - axis;
    } else if (facing == Direction.WEST) {
      cx = loc.getX() + axis;
      cy = loc.getY() - perp;
    } else {
      cx = loc.getX() - axis;
      cy = loc.getY() + perp;
    }
    instance.setTextField(
        StdAttr.LABEL, StdAttr.LABEL_FONT, cx, cy, TextField.H_CENTER, TextField.V_CENTER);
  }
Example #11
0
 @Override
 public void mouseReleased(Canvas canvas, Graphics g, MouseEvent e) {
   Project proj = canvas.getProject();
   if (state == MOVING) {
     setState(proj, IDLE);
     computeDxDy(proj, e, g);
     int dx = curDx;
     int dy = curDy;
     if (dx != 0 || dy != 0) {
       if (!proj.getLogisimFile().contains(canvas.getCircuit())) {
         canvas.setErrorMessage(Strings.getter("cannotModifyError"));
       } else if (proj.getSelection().hasConflictWhenMoved(dx, dy)) {
         canvas.setErrorMessage(Strings.getter("exclusiveError"));
       } else {
         boolean connect = shouldConnect(canvas, e.getModifiersEx());
         drawConnections = false;
         ReplacementMap repl;
         if (connect) {
           MoveGesture gesture = moveGesture;
           if (gesture == null) {
             gesture =
                 new MoveGesture(
                     new MoveRequestHandler(canvas),
                     canvas.getCircuit(),
                     canvas.getSelection().getAnchoredComponents());
           }
           canvas.setErrorMessage(new ComputingMessage(dx, dy), COLOR_COMPUTING);
           MoveResult result = gesture.forceRequest(dx, dy);
           clearCanvasMessage(canvas, dx, dy);
           repl = result.getReplacementMap();
         } else {
           repl = null;
         }
         Selection sel = proj.getSelection();
         proj.doAction(SelectionActions.translate(sel, dx, dy, repl));
       }
     }
     moveGesture = null;
     proj.repaintCanvas();
   } else if (state == RECT_SELECT) {
     Bounds bds = Bounds.create(start).add(start.getX() + curDx, start.getY() + curDy);
     Circuit circuit = canvas.getCircuit();
     Selection sel = proj.getSelection();
     Collection<Component> in_sel = sel.getComponentsWithin(bds, g);
     for (Component comp : circuit.getAllWithin(bds, g)) {
       if (!in_sel.contains(comp)) sel.add(comp);
     }
     Action act = SelectionActions.drop(sel, in_sel);
     if (act != null) {
       proj.doAction(act);
     }
     setState(proj, IDLE);
     proj.repaintCanvas();
   }
 }
Example #12
0
  private void configurePorts(Instance instance) {
    Object size = instance.getAttributeValue(ATTR_SIZE);
    Direction facing = instance.getAttributeValue(StdAttr.FACING);
    int dx = size == SIZE_NARROW ? -20 : -30;

    Port[] ports = new Port[2];
    ports[0] = new Port(0, 0, Port.OUTPUT, StdAttr.WIDTH);
    Location out = Location.create(0, 0).translate(facing, dx);
    ports[1] = new Port(out.getX(), out.getY(), Port.INPUT, StdAttr.WIDTH);
    instance.setPorts(ports);
  }
Example #13
0
  void computePorts(Instance instance) {
    GateAttributes attrs = (GateAttributes) instance.getAttributeSet();
    int inputs = attrs.inputs;

    Port[] ports = new Port[inputs + 1];
    ports[0] = new Port(0, 0, Port.OUTPUT, StdAttr.WIDTH);
    for (int i = 0; i < inputs; i++) {
      Location offs = getInputOffset(attrs, i);
      ports[i + 1] = new Port(offs.getX(), offs.getY(), Port.INPUT, StdAttr.WIDTH);
    }
    instance.setPorts(ports);
  }
Example #14
0
 static Location snapTo4Cardinals(Location from, int mx, int my) {
   int px = from.getX();
   int py = from.getY();
   if (mx != px && my != py) {
     if (Math.abs(my - py) < Math.abs(mx - px)) {
       return Location.create(mx, py);
     } else {
       return Location.create(px, my);
     }
   }
   return Location.create(mx, my); // should never happen
 }
Example #15
0
 @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.getPort(0);
   paintBase(painter, pull, pull.getColor(), actual.getColor());
   g.translate(-x, -y);
   painter.drawPorts();
 }
Example #16
0
 @Override
 public void mouseDragged(Canvas canvas, Graphics g, MouseEvent e) {
   if (state == MOVING) {
     Project proj = canvas.getProject();
     computeDxDy(proj, e, g);
     handleMoveDrag(canvas, curDx, curDy, e.getModifiersEx());
   } else if (state == RECT_SELECT) {
     Project proj = canvas.getProject();
     curDx = e.getX() - start.getX();
     curDy = e.getY() - start.getY();
     proj.repaintCanvas();
   }
 }
  @Override
  public void paste() {
    ClipboardContents clip = Clipboard.get();
    Collection<CanvasObject> contents = clip.getElements();
    List<CanvasObject> add = new ArrayList<CanvasObject>(contents.size());
    for (CanvasObject o : contents) {
      add.add(o.clone());
    }
    if (add.isEmpty()) return;

    // find how far we have to translate shapes so that at least one of the
    // pasted shapes doesn't match what's already in the model
    Collection<CanvasObject> raw = canvas.getModel().getObjectsFromBottom();
    MatchingSet<CanvasObject> cur = new MatchingSet<CanvasObject>(raw);
    int dx = 0;
    while (true) {
      // if any shapes in "add" aren't in canvas, we are done
      boolean allMatch = true;
      for (CanvasObject o : add) {
        if (!cur.contains(o)) {
          allMatch = false;
          break;
        }
      }
      if (!allMatch) break;

      // otherwise translate everything by 10 pixels and repeat test
      for (CanvasObject o : add) {
        o.translate(10, 10);
      }
      dx += 10;
    }

    Location anchorLocation = clip.getAnchorLocation();
    if (anchorLocation != null && dx != 0) {
      anchorLocation = anchorLocation.translate(dx, dx);
    }

    canvas
        .getProject()
        .doAction(
            new SelectionAction(
                canvas,
                Strings.getter("pasteClipboardAction"),
                null,
                add,
                add,
                anchorLocation,
                clip.getAnchorFacing()));
  }
 public static AbstractCanvasObject createShape(Element elt, Map<Location, Instance> pins) {
   String name = elt.getTagName();
   if (name.equals("circ-anchor") || name.equals("circ-origin")) {
     Location loc = getLocation(elt);
     AbstractCanvasObject ret = new AppearanceAnchor(loc);
     if (elt.hasAttribute("facing")) {
       Direction facing = Direction.parse(elt.getAttribute("facing"));
       ret.setValue(AppearanceAnchor.FACING, facing);
     }
     return ret;
   } else if (name.equals("circ-port")) {
     Location loc = getLocation(elt);
     String[] pinStr = elt.getAttribute("pin").split(",");
     Location pinLoc =
         Location.create(Integer.parseInt(pinStr[0].trim()), Integer.parseInt(pinStr[1].trim()));
     Instance pin = pins.get(pinLoc);
     if (pin == null) {
       return null;
     } else {
       return new AppearancePort(loc, pin);
     }
   } else {
     return SvgReader.createShape(elt);
   }
 }
Example #19
0
  @Override
  public void mousePressed(Canvas canvas, Graphics g, MouseEvent e) {
    Project proj = canvas.getProject();
    Selection sel = proj.getSelection();
    Circuit circuit = canvas.getCircuit();
    start = Location.create(e.getX(), e.getY());
    curDx = 0;
    curDy = 0;
    moveGesture = null;

    // if the user clicks into the selection,
    // selection is being modified
    Collection<Component> in_sel = sel.getComponentsContaining(start, g);
    if (!in_sel.isEmpty()) {
      if ((e.getModifiers() & InputEvent.SHIFT_MASK) == 0) {
        setState(proj, MOVING);
        proj.repaintCanvas();
        return;
      } else {
        Action act = SelectionActions.drop(sel, in_sel);
        if (act != null) {
          proj.doAction(act);
        }
      }
    }

    // if the user clicks into a component outside selection, user
    // wants to add/reset selection
    Collection<Component> clicked = circuit.getAllContaining(start, g);
    if (!clicked.isEmpty()) {
      if ((e.getModifiers() & InputEvent.SHIFT_MASK) == 0) {
        if (sel.getComponentsContaining(start).isEmpty()) {
          Action act = SelectionActions.dropAll(sel);
          if (act != null) {
            proj.doAction(act);
          }
        }
      }
      for (Component comp : clicked) {
        if (!in_sel.contains(comp)) {
          sel.add(comp);
        }
      }
      setState(proj, MOVING);
      proj.repaintCanvas();
      return;
    }

    // The user clicked on the background. This is a rectangular
    // selection (maybe with the shift key down).
    if ((e.getModifiers() & InputEvent.SHIFT_MASK) == 0) {
      Action act = SelectionActions.dropAll(sel);
      if (act != null) {
        proj.doAction(act);
      }
    }
    setState(proj, RECT_SELECT);
    proj.repaintCanvas();
  }
Example #20
0
 @Override
 public void mousePressed(Canvas canvas, MouseEvent e) {
   int x = e.getX();
   int y = e.getY();
   int mods = e.getModifiersEx();
   if ((mods & InputEvent.CTRL_DOWN_MASK) != 0) {
     x = canvas.snapX(x);
     y = canvas.snapY(y);
   }
   Location loc = Location.create(x, y);
   mouseStart = loc;
   mouseEnd = loc;
   lastMouseX = loc.getX();
   lastMouseY = loc.getY();
   active = canvas.getModel() != null;
   repaintArea(canvas);
 }
 private static Location getLocation(Element elt) {
   double x = Double.parseDouble(elt.getAttribute("x"));
   double y = Double.parseDouble(elt.getAttribute("y"));
   double w = Double.parseDouble(elt.getAttribute("width"));
   double h = Double.parseDouble(elt.getAttribute("height"));
   int px = (int) Math.round(x + w / 2);
   int py = (int) Math.round(y + h / 2);
   return Location.create(px, py);
 }
Example #22
0
 public boolean contains(Location q) {
   int qx = q.getX();
   int qy = q.getY();
   if (is_x_equal) {
     int wx = e0.getX();
     return qx >= wx - 2 && qx <= wx + 2 && e0.getY() <= qy && qy <= e1.getY();
   } else {
     int wy = e0.getY();
     return qy >= wy - 2 && qy <= wy + 2 && e0.getX() <= qx && qx <= e1.getX();
   }
 }
Example #23
0
 private Handle[] getHandleArray(HandleGesture gesture) {
     if (gesture == null) {
         return new Handle[] { new Handle(this, p0), new Handle(this, p1),
                 new Handle(this, p2) };
     } else {
         Handle g = gesture.getHandle();
         int gx = g.getX() + gesture.getDeltaX();
         int gy = g.getY() + gesture.getDeltaY();
         Handle[] ret = { new Handle(this, p0), new Handle(this, p1),
                 new Handle(this, p2) };
         if (g.isAt(p0)) {
             if (gesture.isShiftDown()) {
                 Location p = LineUtil.snapTo8Cardinals(p2, gx, gy);
                 ret[0] = new Handle(this, p);
             } else {
                 ret[0] = new Handle(this, gx, gy);
             }
         } else if (g.isAt(p2)) {
             if (gesture.isShiftDown()) {
                 Location p = LineUtil.snapTo8Cardinals(p0, gx, gy);
                 ret[2] = new Handle(this, p);
             } else {
                 ret[2] = new Handle(this, gx, gy);
             }
         } else if (g.isAt(p1)) {
             if (gesture.isShiftDown()) {
                 double x0 = p0.getX();
                 double y0 = p0.getY();
                 double x1 = p2.getX();
                 double y1 = p2.getY();
                 double midx = (x0 + x1) / 2;
                 double midy = (y0 + y1) / 2;
                 double dx = x1 - x0;
                 double dy = y1 - y0;
                 double[] p = LineUtil.nearestPointInfinite(gx, gy,
                         midx, midy, midx - dy, midy + dx);
                 gx = (int) Math.round(p[0]);
                 gy = (int) Math.round(p[1]);
             }
             if (gesture.isAltDown()) {
                 double[] e0 = { p0.getX(), p0.getY() };
                 double[] e1 = { p2.getX(), p2.getY() };
                 double[] mid = { gx, gy };
                 double[] ct = CurveUtil.interpolate(e0, e1, mid);
                 gx = (int) Math.round(ct[0]);
                 gy = (int) Math.round(ct[1]);
             }
             ret[1] = new Handle(this, gx, gy);
         }
         return ret;
     }
 }
Example #24
0
 @Override
 public void mouseReleased(Canvas canvas, MouseEvent e) {
   if (active) {
     updateMouse(canvas, e.getX(), e.getY(), e.getModifiersEx());
     Location start = mouseStart;
     Location end = mouseEnd;
     CanvasObject add = null;
     if (!start.equals(end)) {
       active = false;
       CanvasModel model = canvas.getModel();
       Location[] ends = {start, end};
       List<Location> locs = UnmodifiableList.create(ends);
       add = attrs.applyTo(new Poly(false, locs));
       add.setValue(DrawAttr.PAINT_TYPE, DrawAttr.PAINT_STROKE);
       canvas.doAction(new ModelAddAction(model, add));
       repaintArea(canvas);
     }
     canvas.toolGestureComplete(this, add);
   }
 }
Example #25
0
  private void computeDxDy(Project proj, MouseEvent e, Graphics g) {
    Bounds bds = proj.getSelection().getBounds(g);
    int dx;
    int dy;
    if (bds == Bounds.EMPTY_BOUNDS) {
      dx = e.getX() - start.getX();
      dy = e.getY() - start.getY();
    } else {
      dx = Math.max(e.getX() - start.getX(), -bds.getX());
      dy = Math.max(e.getY() - start.getY(), -bds.getY());
    }

    Selection sel = proj.getSelection();
    if (sel.shouldSnap()) {
      dx = Canvas.snapXToGrid(dx);
      dy = Canvas.snapYToGrid(dy);
    }
    curDx = dx;
    curDy = dy;
  }
Example #26
0
 private static List<Location> parsePoints(String points) {
   Pattern patt = Pattern.compile("[ ,\n\r\t]+");
   String[] toks = patt.split(points);
   Location[] ret = new Location[toks.length / 2];
   for (int i = 0; i < ret.length; i++) {
     int x = Integer.parseInt(toks[2 * i]);
     int y = Integer.parseInt(toks[2 * i + 1]);
     ret[i] = Location.create(x, y);
   }
   return UnmodifiableList.create(ret);
 }
Example #27
0
 public EndData toEnd(Location loc, AttributeSet attrs) {
   Location pt = loc.translate(dx, dy);
   if (widthFixed != null) {
     return new EndData(pt, widthFixed, type, exclude);
   } else {
     Object val = attrs.getValue(widthAttr);
     if (!(val instanceof BitWidth)) {
       throw new IllegalArgumentException("Width attribute not set");
     }
     return new EndData(pt, (BitWidth) val, type, exclude);
   }
 }
Example #28
0
  private void updateMouse(Canvas canvas, int mx, int my, int mods) {
    if (active) {
      boolean shift = (mods & MouseEvent.SHIFT_DOWN_MASK) != 0;
      Location newEnd;
      if (shift) {
        newEnd = LineUtil.snapTo8Cardinals(mouseStart, mx, my);
      } else {
        newEnd = Location.create(mx, my);
      }

      if ((mods & InputEvent.CTRL_DOWN_MASK) != 0) {
        int x = newEnd.getX();
        int y = newEnd.getY();
        x = canvas.snapX(x);
        y = canvas.snapY(y);
        newEnd = Location.create(x, y);
      }

      if (!newEnd.equals(mouseEnd)) {
        mouseEnd = newEnd;
        repaintArea(canvas);
      }
    }
    lastMouseX = mx;
    lastMouseY = my;
  }
Example #29
0
 static void configureLabel(Instance instance, boolean isRectangular, Location control) {
   Object facing = instance.getAttributeValue(StdAttr.FACING);
   Bounds bds = instance.getBounds();
   int x;
   int y;
   int halign;
   if (facing == Direction.NORTH || facing == Direction.SOUTH) {
     x = bds.getX() + bds.getWidth() / 2 + 2;
     y = bds.getY() - 2;
     halign = TextField.H_LEFT;
   } else { // west or east
     y = isRectangular ? bds.getY() - 2 : bds.getY();
     if (control != null && control.getY() == bds.getY()) {
       // the control line will get in the way
       x = control.getX() + 2;
       halign = TextField.H_LEFT;
     } else {
       x = bds.getX() + bds.getWidth() / 2;
       halign = TextField.H_CENTER;
     }
   }
   instance.setTextField(StdAttr.LABEL, StdAttr.LABEL_FONT, x, y, halign, TextField.V_BASELINE);
 }
Example #30
0
 @Override
 public void draw(Canvas canvas, Graphics g) {
   if (active) {
     Location start = mouseStart;
     Location end = mouseEnd;
     g.setColor(Color.GRAY);
     g.drawLine(start.getX(), start.getY(), end.getX(), end.getY());
   }
 }