@Override
public Bounds getOffsetBounds(AttributeSet attrsBase) {
GateAttributes attrs = (GateAttributes) attrsBase;
Direction facing = attrs.facing;
int size = ((Integer) attrs.size.getValue()).intValue();
int inputs = attrs.inputs;
if (inputs % 2 == 0) {
inputs++;
}
int negated = attrs.negated;
int width = size + bonusWidth + (negateOutput ? 10 : 0);
if (negated != 0) {
width += 10;
}
int height = Math.max(10 * inputs, size);
if (facing == Direction.SOUTH) {
return Bounds.create(-height / 2, -width, height, width);
} else if (facing == Direction.NORTH) {
return Bounds.create(-height / 2, 0, height, width);
} else if (facing == Direction.WEST) {
return Bounds.create(0, -height / 2, width, height);
} else {
return Bounds.create(-width, -height / 2, width, height);
}
}
private void computeSize(boolean immediate) {
hidePopup();
Bounds bounds;
CircuitState circState = circuitState;
if (circState == null) {
bounds = Bounds.create(0, 0, 50, 50);
} else {
bounds = circState.getCircuit().getAppearance().getAbsoluteBounds();
}
int width = bounds.getX() + bounds.getWidth() + BOUNDS_BUFFER;
int height = bounds.getY() + bounds.getHeight() + BOUNDS_BUFFER;
Size dim;
if (canvasPane == null) {
dim = new Size(width, height);
} else {
dim = canvasPane.supportPreferredSize(width, height);
}
if (!immediate) {
Bounds old = oldPreferredSize;
if (old != null
&& Math.abs(old.getWidth() - dim.width) < THRESH_SIZE_UPDATE
&& Math.abs(old.getHeight() - dim.height) < THRESH_SIZE_UPDATE) {
return;
}
}
oldPreferredSize = Bounds.create(0, 0, dim.width, dim.height);
setPreferredSize(dim);
revalidate();
}
static void drawALU(Graphics g, Bounds bds) {
int wid = bds.getWidth();
int ht = bds.getHeight();
int x0 = bds.getX();
int x1 = x0 + wid;
int y0 = bds.getY();
int y1 = y0 + ht;
int xp[] = {x0, x1, x1, x0, x0, x0 + 20, x0};
int yp[] = {y0, y0 + 30, y1 - 30, y1, y1 - 40, y1 - 50, y1 - 60};
GraphicsUtil.switchToWidth(g, 2);
g.drawPolygon(xp, yp, 7);
}
@Override
public Bounds getOffsetBounds(AttributeSet attrs) {
Direction facing = attrs.getValue(StdAttr.FACING);
if (facing == Direction.EAST) {
return Bounds.create(-42, -6, 42, 12);
} else if (facing == Direction.WEST) {
return Bounds.create(0, -6, 42, 12);
} else if (facing == Direction.NORTH) {
return Bounds.create(-6, 0, 12, 42);
} else {
return Bounds.create(-6, -42, 12, 42);
}
}
public Bounds getBounds(long addr, Bounds bds) {
int addrBits = getAddrBits();
int boxX = bds.getX() + (addrBits <= 12 ? ENTRY_XOFFS12 : ENTRY_XOFFS32);
int boxW = addrBits <= 12 ? TABLE_WIDTH12 : TABLE_WIDTH32;
if (addr < 0) {
int addrLen = (contents.getWidth() + 3) / 4;
int width = ADDR_WIDTH_PER_CHAR * addrLen;
return Bounds.create(boxX - width, bds.getY() + ENTRY_YOFFS, width, ENTRY_HEIGHT);
} else {
int bdsX = addrToX(bds, addr);
int bdsY = addrToY(bds, addr);
return Bounds.create(bdsX, bdsY, boxW / columns, ENTRY_HEIGHT);
}
}
@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);
}
private int addrToY(Bounds bds, long addr) {
long topRow = curScroll / columns;
long row = addr / columns;
if (row < topRow || row >= topRow + ROWS) {
return -1;
}
return (int) (bds.getY() + ENTRY_YOFFS + ENTRY_HEIGHT * (row - topRow));
}
@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();
}
}
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;
}
//
// graphics methods
//
@Override
public void paintInstance(InstancePainter painter) {
Graphics g = painter.getGraphics();
FontMetrics fm = g.getFontMetrics();
int asc = fm.getAscent();
painter.drawBounds();
String s0;
String type = getType(painter.getAttributeSet());
if (type.equals("zero")) s0 = Strings.get("extenderZeroLabel");
else if (type.equals("one")) s0 = Strings.get("extenderOneLabel");
else if (type.equals("sign")) s0 = Strings.get("extenderSignLabel");
else if (type.equals("input")) s0 = Strings.get("extenderInputLabel");
else s0 = "???"; // should never happen
String s1 = Strings.get("extenderMainLabel");
Bounds bds = painter.getBounds();
int x = bds.getX() + bds.getWidth() / 2;
int y0 = bds.getY() + (bds.getHeight() / 2 + asc) / 2;
int y1 = bds.getY() + (3 * bds.getHeight() / 2 + asc) / 2;
GraphicsUtil.drawText(g, s0, x, y0, GraphicsUtil.H_CENTER, GraphicsUtil.V_BASELINE);
GraphicsUtil.drawText(g, s1, x, y1, GraphicsUtil.H_CENTER, GraphicsUtil.V_BASELINE);
BitWidth w0 = painter.getAttributeValue(ATTR_OUT_WIDTH);
BitWidth w1 = painter.getAttributeValue(ATTR_IN_WIDTH);
painter.drawPort(0, "" + w0.getWidth(), Direction.WEST);
painter.drawPort(1, "" + w1.getWidth(), Direction.EAST);
if (type.equals("input")) painter.drawPort(2);
}
public BitExtender() {
super("Bit Extender", Strings.getter("extenderComponent"));
setIconName("extender.gif");
setAttributes(
new Attribute[] {ATTR_IN_WIDTH, ATTR_OUT_WIDTH, ATTR_TYPE},
new Object[] {BitWidth.create(8), BitWidth.create(16), ATTR_TYPE.parse("sign")});
setFacingAttribute(StdAttr.FACING);
setKeyConfigurator(
JoinedConfigurator.create(
new BitWidthConfigurator(ATTR_OUT_WIDTH),
new BitWidthConfigurator(ATTR_IN_WIDTH, 1, Value.MAX_WIDTH, 0)));
setOffsetBounds(Bounds.create(-40, -20, 40, 40));
}
public Negator() {
super("Negator", __("negatorComponent"));
setAttributes(new Attribute[] {StdAttr.WIDTH}, new Object[] {BitWidth.create(8)});
setKeyConfigurator(new BitWidthConfigurator(StdAttr.WIDTH));
setOffsetBounds(Bounds.create(-40, -20, 40, 40));
setIconName("negator.svg");
Port[] ps = new Port[2];
ps[IN] = new Port(-40, 0, Port.INPUT, StdAttr.WIDTH);
ps[OUT] = new Port(0, 0, Port.OUTPUT, StdAttr.WIDTH);
ps[IN].setToolTip(__("negatorInputTip"));
ps[OUT].setToolTip(__("negatorOutputTip"));
setPorts(ps);
}
@Override
public Bounds getOffsetBounds(AttributeSet attrs) {
Object value = attrs.getValue(ATTR_SIZE);
if (value == SIZE_NARROW) {
Direction facing = attrs.getValue(StdAttr.FACING);
if (facing == Direction.SOUTH) return Bounds.create(-9, -20, 18, 20);
if (facing == Direction.NORTH) return Bounds.create(-9, 0, 18, 20);
if (facing == Direction.WEST) return Bounds.create(0, -9, 20, 18);
return Bounds.create(-20, -9, 20, 18);
} else {
Direction facing = attrs.getValue(StdAttr.FACING);
if (facing == Direction.SOUTH) return Bounds.create(-9, -30, 18, 30);
if (facing == Direction.NORTH) return Bounds.create(-9, 0, 18, 30);
if (facing == Direction.WEST) return Bounds.create(0, -9, 30, 18);
return Bounds.create(-30, -9, 30, 18);
}
}
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);
}
private int addrToX(Bounds bds, long addr) {
int addrBits = getAddrBits();
int boxX = bds.getX() + (addrBits <= 12 ? ENTRY_XOFFS12 : ENTRY_XOFFS32);
int boxW = addrBits <= 12 ? TABLE_WIDTH12 : TABLE_WIDTH32;
long topRow = curScroll / columns;
long row = addr / columns;
if (row < topRow || row >= topRow + ROWS) {
return -1;
}
int col = (int) (addr - row * columns);
if (col < 0 || col >= columns) {
return -1;
}
return boxX + boxW * col / columns;
}
@Override
public boolean contains(Location loc, AttributeSet attrsBase) {
GateAttributes attrs = (GateAttributes) attrsBase;
if (super.contains(loc, attrs)) {
if (attrs.negated == 0) {
return true;
} else {
Direction facing = attrs.facing;
Bounds bds = getOffsetBounds(attrsBase);
int delt;
if (facing == Direction.NORTH) {
delt = loc.getY() - (bds.getY() + bds.getHeight());
} else if (facing == Direction.SOUTH) {
delt = loc.getY() - bds.getY();
} else if (facing == Direction.WEST) {
delt = loc.getX() - (bds.getX() + bds.getHeight());
} else {
delt = loc.getX() - bds.getX();
}
if (Math.abs(delt) > 5) {
return true;
} else {
int inputs = attrs.inputs;
for (int i = 1; i <= inputs; i++) {
Location offs = getInputOffset(attrs, i);
if (loc.manhattanDistanceTo(offs) <= 5) {
return true;
}
}
return false;
}
}
} else {
return false;
}
}
public void drawRectangle(Bounds bds, String label) {
context.drawRectangle(bds.getX(), bds.getY(), bds.getWidth(), bds.getHeight(), label);
}
@Override
public Bounds getOffsetBounds(AttributeSet attrs) {
return Bounds.create(0, -8, 14, 16)
.rotate(Direction.EAST, attrs.getValue(StdAttr.FACING), 0, 0);
}
private void drawInstance(InstancePainter painter, boolean isGhost) {
Bounds bds = painter.getBounds();
Object powerLoc = painter.getAttributeValue(Wiring.ATTR_GATE);
Direction facing = painter.getAttributeValue(StdAttr.FACING);
boolean flip =
(facing == Direction.SOUTH || facing == Direction.WEST)
== (powerLoc == Wiring.GATE_TOP_LEFT);
int degrees = Direction.WEST.toDegrees() - facing.toDegrees();
if (flip) {
degrees += 180;
}
double radians = Math.toRadians((degrees + 360) % 360);
Graphics2D g = (Graphics2D) painter.getGraphics().create();
g.rotate(radians, bds.getX() + 20, bds.getY() + 20);
g.translate(bds.getX(), bds.getY());
GraphicsUtil.switchToWidth(g, Wire.WIDTH);
Color gate0 = g.getColor();
Color gate1 = gate0;
Color input = gate0;
Color output = gate0;
Color platform = gate0;
if (!isGhost && painter.getShowState()) {
gate0 = painter.getPort(GATE0).getColor();
gate1 = painter.getPort(GATE0).getColor();
input = painter.getPort(INPUT).getColor();
output = painter.getPort(OUTPUT).getColor();
platform = computeOutput(painter).getColor();
}
g.setColor(flip ? input : output);
g.drawLine(0, 20, 11, 20);
g.drawLine(11, 13, 11, 27);
g.setColor(flip ? output : input);
g.drawLine(29, 20, 40, 20);
g.drawLine(29, 13, 29, 27);
g.setColor(gate0);
g.drawLine(20, 35, 20, 40);
GraphicsUtil.switchToWidth(g, 1);
g.drawOval(18, 30, 4, 4);
g.drawLine(10, 30, 30, 30);
GraphicsUtil.switchToWidth(g, Wire.WIDTH);
g.setColor(gate1);
g.drawLine(20, 9, 20, 0);
GraphicsUtil.switchToWidth(g, 1);
g.drawLine(10, 10, 30, 10);
g.setColor(platform);
g.drawLine(9, 12, 31, 12);
g.drawLine(9, 28, 31, 28);
// arrow
if (flip) {
g.drawLine(18, 17, 21, 20);
g.drawLine(18, 23, 21, 20);
} else {
g.drawLine(22, 17, 19, 20);
g.drawLine(22, 23, 19, 20);
}
g.dispose();
}
@Override
public Bounds getOffsetBounds(AttributeSet attrs) {
Direction facing = attrs.getValue(StdAttr.FACING);
return Bounds.create(0, -20, 40, 40).rotate(Direction.WEST, facing, 0, 0);
}
@Override
public void draw(Canvas canvas, ComponentDrawContext context) {
Project proj = canvas.getProject();
int dx = curDx;
int dy = curDy;
if (state == MOVING) {
proj.getSelection().drawGhostsShifted(context, dx, dy);
MoveGesture gesture = moveGesture;
if (gesture != null && drawConnections && (dx != 0 || dy != 0)) {
MoveResult result = gesture.findResult(dx, dy);
if (result != null) {
Collection<Wire> wiresToAdd = result.getWiresToAdd();
Graphics g = context.getGraphics();
GraphicsUtil.switchToWidth(g, 3);
g.setColor(Color.GRAY);
for (Wire w : wiresToAdd) {
Location loc0 = w.getEnd0();
Location loc1 = w.getEnd1();
g.drawLine(loc0.getX(), loc0.getY(), loc1.getX(), loc1.getY());
}
GraphicsUtil.switchToWidth(g, 1);
g.setColor(COLOR_UNMATCHED);
for (Location conn : result.getUnconnectedLocations()) {
int connX = conn.getX();
int connY = conn.getY();
g.fillOval(connX - 3, connY - 3, 6, 6);
g.fillOval(connX + dx - 3, connY + dy - 3, 6, 6);
}
}
}
} else if (state == RECT_SELECT) {
int left = start.getX();
int right = left + dx;
if (left > right) {
int i = left;
left = right;
right = i;
}
int top = start.getY();
int bot = top + dy;
if (top > bot) {
int i = top;
top = bot;
bot = i;
}
Graphics gBase = context.getGraphics();
int w = right - left - 1;
int h = bot - top - 1;
if (w > 2 && h > 2) {
gBase.setColor(BACKGROUND_RECT_SELECT);
gBase.fillRect(left + 1, top + 1, w - 1, h - 1);
}
Circuit circ = canvas.getCircuit();
Bounds bds = Bounds.create(left, top, right - left, bot - top);
for (Component c : circ.getAllWithin(bds)) {
Location cloc = c.getLocation();
Graphics gDup = gBase.create();
context.setGraphics(gDup);
c.getFactory()
.drawGhost(context, COLOR_RECT_SELECT, cloc.getX(), cloc.getY(), c.getAttributeSet());
gDup.dispose();
}
gBase.setColor(COLOR_RECT_SELECT);
GraphicsUtil.switchToWidth(gBase, 2);
if (w < 0) w = 0;
if (h < 0) h = 0;
gBase.drawRect(left, top, w, h);
}
}
private void paintBase(InstancePainter painter) {
GateAttributes attrs = (GateAttributes) painter.getAttributeSet();
Direction facing = attrs.facing;
int inputs = attrs.inputs;
int negated = attrs.negated;
Object shape = painter.getGateShape();
Location loc = painter.getLocation();
Bounds bds = painter.getOffsetBounds();
int width = bds.getWidth();
int height = bds.getHeight();
if (facing == Direction.NORTH || facing == Direction.SOUTH) {
int t = width;
width = height;
height = t;
}
if (negated != 0) {
width -= 10;
}
Graphics g = painter.getGraphics();
Color baseColor = g.getColor();
if (shape == AppPreferences.SHAPE_SHAPED && paintInputLines) {
PainterShaped.paintInputLines(painter, this);
} else if (negated != 0) {
for (int i = 0; i < inputs; i++) {
int negatedBit = (negated >> i) & 1;
if (negatedBit == 1) {
Location in = getInputOffset(attrs, i);
Location cen = in.translate(facing, 5);
painter.drawDongle(loc.getX() + cen.getX(), loc.getY() + cen.getY());
}
}
}
g.setColor(baseColor);
g.translate(loc.getX(), loc.getY());
double rotate = 0.0;
if (facing != Direction.EAST && g instanceof Graphics2D) {
rotate = -facing.toRadians();
Graphics2D g2 = (Graphics2D) g;
g2.rotate(rotate);
}
if (shape == AppPreferences.SHAPE_RECTANGULAR) {
paintRectangular(painter, width, height);
} else if (shape == AppPreferences.SHAPE_DIN40700) {
paintDinShape(painter, width, height, inputs);
// SHAPE_SHAPED
} else {
if (negateOutput) {
g.translate(-10, 0);
paintShape(painter, width - 10, height);
painter.drawDongle(5, 0);
g.translate(10, 0);
} else {
paintShape(painter, width, height);
}
}
if (rotate != 0.0) {
((Graphics2D) g).rotate(-rotate);
}
g.translate(-loc.getX(), -loc.getY());
painter.drawLabel();
}
public Bounds getOffsetBounds(AttributeSet attrs) {
return Bounds.create(-30, -50, 60, 100);
}
public Bounds getBounds() {
int x0 = e0.getX();
int y0 = e0.getY();
return Bounds.create(x0 - 2, y0 - 2, e1.getX() - x0 + 5, e1.getY() - y0 + 5);
}