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

Example 86 with Direction

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

the class Multiplexer method paintInstance.

@Override
public void paintInstance(InstancePainter painter) {
    Graphics g = painter.getGraphics();
    Bounds bds = painter.getBounds();
    Direction facing = painter.getAttributeValue(StdAttr.FACING);
    BitWidth select = painter.getAttributeValue(Plexers.ATTR_SELECT);
    boolean enable = painter.getAttributeValue(Plexers.ATTR_ENABLE).booleanValue();
    int inputs = 1 << select.getWidth();
    // draw stubs for select/enable inputs that aren't on instance boundary
    GraphicsUtil.switchToWidth(g, 3);
    boolean vertical = facing != Direction.NORTH && facing != Direction.SOUTH;
    Object selectLoc = painter.getAttributeValue(Plexers.ATTR_SELECT_LOC);
    int selMult = selectLoc == Plexers.SELECT_BOTTOM_LEFT ? 1 : -1;
    int dx = vertical ? 0 : -selMult;
    int dy = vertical ? selMult : 0;
    if (inputs == 2) {
        // draw select wire
        Location pt = painter.getInstance().getPortLocation(inputs);
        if (painter.getShowState()) {
            g.setColor(painter.getPortValue(inputs).getColor());
        }
        g.drawLine(pt.getX() - 2 * dx, pt.getY() - 2 * dy, pt.getX(), pt.getY());
    }
    if (enable) {
        Location en = painter.getInstance().getPortLocation(inputs + 1);
        if (painter.getShowState()) {
            g.setColor(painter.getPortValue(inputs + 1).getColor());
        }
        int len = inputs == 2 ? 6 : 4;
        g.drawLine(en.getX() - len * dx, en.getY() - len * dy, en.getX(), en.getY());
    }
    GraphicsUtil.switchToWidth(g, 1);
    // draw a circle indicating where the select input is located
    Multiplexer.drawSelectCircle(g, bds, painter.getInstance().getPortLocation(inputs));
    // draw a 0 indicating where the numbering starts for inputs
    int x0;
    int y0;
    int halign;
    if (facing == Direction.WEST) {
        x0 = bds.getX() + bds.getWidth() - 3;
        y0 = bds.getY() + 15 + (inputs == 2 ? 5 : 0);
        halign = GraphicsUtil.H_RIGHT;
    } else if (facing == Direction.NORTH) {
        x0 = bds.getX() + 10 + (inputs == 2 ? 5 : 0);
        y0 = bds.getY() + bds.getHeight() - 2;
        halign = GraphicsUtil.H_CENTER;
    } else if (facing == Direction.SOUTH) {
        x0 = bds.getX() + 10 + (inputs == 2 ? 5 : 0);
        y0 = bds.getY() + 12;
        halign = GraphicsUtil.H_CENTER;
    } else {
        x0 = bds.getX() + 3;
        y0 = bds.getY() + 15 + (inputs == 2 ? 5 : 0);
        halign = GraphicsUtil.H_LEFT;
    }
    g.setColor(Color.GRAY);
    GraphicsUtil.drawText(g, "0", x0, y0, halign, GraphicsUtil.V_BASELINE);
    // draw the trapezoid, "MUX" string, the individual ports
    g.setColor(Color.BLACK);
    if (inputs == 2) {
        if (facing == Direction.EAST || facing == Direction.WEST) {
            Plexers.drawTrapezoid(g, Bounds.create(bds.getX(), bds.getY() + 5, bds.getWidth(), bds.getHeight() - 10), facing, 10);
        } else {
            Plexers.drawTrapezoid(g, Bounds.create(bds.getX() + 5, bds.getY(), bds.getWidth() - 10, bds.getHeight()), facing, 10);
        }
    } else {
        Plexers.drawTrapezoid(g, bds, facing, 20);
    }
    GraphicsUtil.drawCenteredText(g, "MUX", bds.getX() + bds.getWidth() / 2, bds.getY() + bds.getHeight() / 2);
    painter.drawPorts();
}

Example 87 with Direction

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

the class Multiplexer method getOffsetBounds.

@Override
public Bounds getOffsetBounds(AttributeSet attrs) {
    Direction dir = attrs.getValue(StdAttr.FACING);
    BitWidth select = attrs.getValue(Plexers.ATTR_SELECT);
    int inputs = 1 << select.getWidth();
    if (inputs == 2) {
        return Bounds.create(-30, -25, 30, 50).rotate(Direction.EAST, dir, 0, 0);
    } else {
        int offs = -(inputs / 2) * 10 - 10;
        int length = inputs * 10 + 20;
        return Bounds.create(-40, offs, 40, length).rotate(Direction.EAST, dir, 0, 0);
    }
}

Example 88 with Direction

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

the class Multiplexer method updatePorts.

private void updatePorts(Instance instance) {
    Direction dir = instance.getAttributeValue(StdAttr.FACING);
    Object selectLoc = instance.getAttributeValue(Plexers.ATTR_SELECT_LOC);
    BitWidth data = instance.getAttributeValue(StdAttr.WIDTH);
    BitWidth select = instance.getAttributeValue(Plexers.ATTR_SELECT);
    boolean enable = instance.getAttributeValue(Plexers.ATTR_ENABLE).booleanValue();
    int selMult = selectLoc == Plexers.SELECT_BOTTOM_LEFT ? 1 : -1;
    int inputs = 1 << select.getWidth();
    Port[] ps = new Port[inputs + (enable ? 3 : 2)];
    Location sel;
    if (inputs == 2) {
        Location end0;
        Location end1;
        if (dir == Direction.WEST) {
            end0 = Location.create(30, -10);
            end1 = Location.create(30, 10);
            sel = Location.create(20, selMult * 20);
        } else if (dir == Direction.NORTH) {
            end0 = Location.create(-10, 30);
            end1 = Location.create(10, 30);
            sel = Location.create(selMult * -20, 20);
        } else if (dir == Direction.SOUTH) {
            end0 = Location.create(-10, -30);
            end1 = Location.create(10, -30);
            sel = Location.create(selMult * -20, -20);
        } else {
            end0 = Location.create(-30, -10);
            end1 = Location.create(-30, 10);
            sel = Location.create(-20, selMult * 20);
        }
        ps[0] = new Port(end0.getX(), end0.getY(), Port.INPUT, data.getWidth());
        ps[1] = new Port(end1.getX(), end1.getY(), Port.INPUT, data.getWidth());
    } else {
        int dx = -(inputs / 2) * 10;
        int ddx = 10;
        int dy = -(inputs / 2) * 10;
        int ddy = 10;
        if (dir == Direction.WEST) {
            dx = 40;
            ddx = 0;
            sel = Location.create(20, selMult * (dy + 10 * inputs));
        } else if (dir == Direction.NORTH) {
            dy = 40;
            ddy = 0;
            sel = Location.create(selMult * dx, 20);
        } else if (dir == Direction.SOUTH) {
            dy = -40;
            ddy = 0;
            sel = Location.create(selMult * dx, -20);
        } else {
            dx = -40;
            ddx = 0;
            sel = Location.create(-20, selMult * (dy + 10 * inputs));
        }
        for (int i = 0; i < inputs; i++) {
            ps[i] = new Port(dx, dy, Port.INPUT, data.getWidth());
            dx += ddx;
            dy += ddy;
        }
    }
    Location en = sel.translate(dir, 10);
    ps[inputs] = new Port(sel.getX(), sel.getY(), Port.INPUT, select.getWidth());
    if (enable) {
        ps[inputs + 1] = new Port(en.getX(), en.getY(), Port.INPUT, BitWidth.ONE);
    }
    ps[ps.length - 1] = new Port(0, 0, Port.OUTPUT, data.getWidth());
    for (int i = 0; i < inputs; i++) {
        ps[i].setToolTip(Strings.getter("multiplexerInTip", "" + i));
    }
    ps[inputs].setToolTip(Strings.getter("multiplexerSelectTip"));
    if (enable) {
        ps[inputs + 1].setToolTip(Strings.getter("multiplexerEnableTip"));
    }
    ps[ps.length - 1].setToolTip(Strings.getter("multiplexerOutTip"));
    instance.setPorts(ps);
}

Example 89 with Direction

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

the class PriorityEncoder method getOffsetBounds.

@Override
public Bounds getOffsetBounds(AttributeSet attrs) {
    Direction dir = attrs.getValue(StdAttr.FACING);
    BitWidth select = attrs.getValue(Plexers.ATTR_SELECT);
    int inputs = 1 << select.getWidth();
    int offs = -5 * inputs;
    int len = 10 * inputs + 10;
    if (dir == Direction.NORTH) {
        return Bounds.create(offs, 0, len, 40);
    } else if (dir == Direction.SOUTH) {
        return Bounds.create(offs, -40, len, 40);
    } else if (dir == Direction.WEST) {
        return Bounds.create(0, offs, 40, len);
    } else {
        // dir == Direction.EAST
        return Bounds.create(-40, offs, 40, len);
    }
}