/* Copyright (c) 2010, Carl Burch. License information is located in the
* com.cburch.logisim.Main source code and at www.cburch.com/logisim/. */
package com.cburch.logisim.circuit.appear;
import java.awt.Color;
import java.awt.Graphics;
import java.util.Arrays;
import java.util.List;
import org.apache.commons.collections15.list.UnmodifiableList;
import com.cburch.draw.model.CanvasObject;
import com.cburch.draw.model.Handle;
import com.cburch.draw.model.HandleGesture;
import com.cburch.logisim.data.Bounds;
import com.cburch.logisim.data.Location;
import com.cburch.logisim.instance.Instance;
import com.cburch.logisim.std.wiring.Pin;
import static com.cburch.logisim.util.LocaleString.*;
public class AppearancePort extends AppearanceElement {
private static final int INPUT_RADIUS = 4;
private static final int OUTPUT_RADIUS = 5;
private static final int MINOR_RADIUS = 2;
public static final Color COLOR = Color.BLUE;
private Instance pin;
public AppearancePort(Location location, Instance pin) {
super(location);
this.pin = pin;
}
@Override
public boolean matches(CanvasObject other) {
if (other instanceof AppearancePort) {
AppearancePort that = (AppearancePort) other;
return this.matches(that) && this.pin == that.pin;
} else {
return false;
}
}
@Override
public int matchesHashCode() {
return super.matchesHashCode() + pin.hashCode();
}
@Override
public String getDisplayName() {
return getFromLocale("circuitPort");
}
/*@Override
public Element toSvgElement(Document doc) {
Location loc = getLocation();
Location pinLoc = pin.getLocation();
Element ret = doc.createElement("circ-port");
int r = isInput() ? INPUT_RADIUS : OUTPUT_RADIUS;
ret.setAttribute("x", "" + (loc.getX() - r));
ret.setAttribute("y", "" + (loc.getY() - r));
ret.setAttribute("width", "" + 2 * r);
ret.setAttribute("height", "" + 2 * r);
ret.setAttribute("pin", "" + pinLoc.getX() + "," + pinLoc.getY());
return ret;
}*/
public Instance getPin() {
return pin;
}
void setPin(Instance value) {
pin = value;
}
private boolean isInput() {
Instance p = pin;
return p == null || Pin.FACTORY.isInputPin(p);
}
@Override
public Bounds getBounds() {
int r = isInput() ? INPUT_RADIUS : OUTPUT_RADIUS;
return super.getBounds(r);
}
@Override
public boolean contains(Location loc, boolean assumeFilled) {
if (isInput()) {
return getBounds().contains(loc);
} else {
return super.isInCircle(loc, OUTPUT_RADIUS);
}
}
@Override
public List<Handle> getHandles(HandleGesture gesture) {
Location loc = getLocation();
int r = isInput() ? INPUT_RADIUS : OUTPUT_RADIUS;
return UnmodifiableList.decorate(Arrays.asList(new Handle[] {
new Handle(this, loc.translate(-r, -r)),
new Handle(this, loc.translate(r, -r)),
new Handle(this, loc.translate(r, r)),
new Handle(this, loc.translate(-r, r)) }));
}
@Override
public void paint(Graphics g, HandleGesture gesture) {
Location location = getLocation();
int x = location.getX();
int y = location.getY();
g.setColor(COLOR);
if (isInput()) {
int r = INPUT_RADIUS;
g.drawRect(x - r, y - r, 2 * r, 2 * r);
} else {
int r = OUTPUT_RADIUS;
g.drawOval(x - r, y - r, 2 * r, 2 * r);
}
g.fillOval(x - MINOR_RADIUS, y - MINOR_RADIUS, 2 * MINOR_RADIUS, 2 * MINOR_RADIUS);
}
}