/* 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;
import java.awt.Graphics;
import java.awt.Color;
import java.awt.event.InputEvent;
import javax.swing.Icon;
import com.cburch.logisim.LogisimVersion;
import com.cburch.logisim.comp.AbstractComponentFactory;
import com.cburch.logisim.comp.Component;
import com.cburch.logisim.comp.ComponentDrawContext;
import com.cburch.logisim.data.Attribute;
import com.cburch.logisim.data.AttributeSet;
import com.cburch.logisim.data.Bounds;
import com.cburch.logisim.data.Location;
import com.cburch.logisim.instance.StdAttr;
import com.cburch.logisim.tools.key.BitWidthConfigurator;
import com.cburch.logisim.tools.key.IntegerConfigurator;
import com.cburch.logisim.tools.key.JoinedConfigurator;
import com.cburch.logisim.tools.key.KeyConfigurator;
import com.cburch.logisim.tools.key.ParallelConfigurator;
import com.cburch.logisim.util.Icons;
import static com.cburch.logisim.util.LocaleString.*;
public class SplitterFactory extends AbstractComponentFactory {
public static final SplitterFactory instance = new SplitterFactory();
private static final Icon toolIcon = Icons.getIcon("splitter.svg");
private SplitterFactory() { }
@Override
public String getName() { return "Splitter"; }
@Override
public String getDisplayGetter() {
return getFromLocale("splitterComponent");
}
@Override
public AttributeSet createAttributeSet() {
return new SplitterAttributes();
}
@Override
public Object getDefaultAttributeValue(Attribute<?> attr, LogisimVersion ver) {
if (attr == SplitterAttributes.ATTR_APPEARANCE) {
if (ver.compareTo(LogisimVersion.get(2, 6, 3, 202)) < 0) {
return SplitterAttributes.APPEAR_LEGACY;
} else {
return SplitterAttributes.APPEAR_LEFT;
}
} else if (attr instanceof SplitterAttributes.BitOutAttribute) {
SplitterAttributes.BitOutAttribute a;
a = (SplitterAttributes.BitOutAttribute) attr;
return a.getDefault();
} else {
return super.getDefaultAttributeValue(attr, ver);
}
}
@Override
public Component createComponent(Location loc, AttributeSet attrs) {
return new Splitter(loc, attrs);
}
@Override
public Bounds getOffsetBounds(AttributeSet attrsBase) {
SplitterAttributes attrs = (SplitterAttributes) attrsBase;
int fanout = attrs.fanout;
SplitterParameters parms = attrs.getParameters();
int xEnd0 = parms.getEnd0X();
int yEnd0 = parms.getEnd0Y();
Bounds bds = Bounds.create(0, 0, 1, 1);
bds = bds.add(xEnd0, yEnd0);
bds = bds.add(xEnd0 + (fanout - 1) * parms.getEndToEndDeltaX(),
yEnd0 + (fanout - 1) * parms.getEndToEndDeltaY());
return bds;
}
//
// user interface methods
//
@Override
public void drawGhost(ComponentDrawContext context,
Color color, int x, int y, AttributeSet attrsBase) {
SplitterAttributes attrs = (SplitterAttributes) attrsBase;
context.getGraphics().setColor(color);
Location loc = Location.create(x, y);
if (attrs.appear == SplitterAttributes.APPEAR_LEGACY) {
SplitterPainter.drawLegacy(context, attrs, loc);
} else {
SplitterPainter.drawLines(context, attrs, loc);
}
}
@Override
public void paintIcon(ComponentDrawContext c,
int x, int y, AttributeSet attrs) {
Graphics g = c.getGraphics();
if (toolIcon != null) {
toolIcon.paintIcon(c.getDestination(), g, x + 2, y + 2);
}
}
@Override
public Object getFeature(Object key, AttributeSet attrs) {
if (key == FACING_ATTRIBUTE_KEY) {
return StdAttr.FACING;
} else if (key == KeyConfigurator.class) {
KeyConfigurator altConfig = ParallelConfigurator.create(
new BitWidthConfigurator(SplitterAttributes.ATTR_WIDTH),
new IntegerConfigurator(SplitterAttributes.ATTR_FANOUT,
1, 32, InputEvent.ALT_DOWN_MASK));
return JoinedConfigurator.create(
new IntegerConfigurator(SplitterAttributes.ATTR_FANOUT, 1, 32, 0),
altConfig);
}
return super.getFeature(key, attrs);
}
}