HTTP/1.1 200 OK Date: Tue, 12 Jun 2001 17:29:29 GMT Server: Apache/1.3.12 (Unix) ApacheJServ/1.1.2 Set-Cookie: Apache=204.210.50.240.2428499236696959; path=/ Last-Modified: Tue, 21 May 1996 20:08:47 GMT ETag: "a1905-21aa-31a222cf" Accept-Ranges: bytes Content-Length: 8618 Connection: close Content-Type: text/plain import java.applet.Applet; //**************************************************************************** // ---- version information ---- // // Switch.java v 1.00 b1 // Written by: I. van Rienen / E-mail ivr@bart.nl // URL: http://www/bart.nl/~ivr // Initial release: // Released in public domain: // // ---- Description ---- // Java class containing methods for a Switch // // This program and the Java source is in the public domain. // Permission to use, copy, modify, and distribute this software // and its documentation for NON-COMMERCIAL purposes and // without fee is hereby granted. // // Copyright 1996 // // Iwan van Rienen // Joan Maetsuyckerstr. 145 // 2593 ZG The Hague // The Netherlands // // I am not responsible for any bugs in this program and // possible damage to hard- or software when using this program. //**************************************************************************** import java.awt.*; import java.util.Vector; class Switch extends ElectronicComponent { boolean SwitchClosed = false; Vector ConnCompsA; // Connected components to pin A Vector ConnCompsB; // Connected components to pin B Vector ConnCompsQ; // Connected components to pin Q int ALevel = -1; int BLevel = -1; int QLevel = -1; //---------------------------------------------------------------------------- // The constructor of a new Switch //---------------------------------------------------------------------------- public Switch (Pin PinGrid[][], int x, int y) { super (x, y, 10, 5, 3, 1, 4, 4, 0, 0); // x,y,w,h HitBox x,y,w,h,I,O ComponentName = "Switch"; ClassName = "Switch"; RegisterPins (PinGrid, x, y); } //---------------------------------------------------------------------------- // The constructor of a new Switch, which is a copy of CompToCopy //---------------------------------------------------------------------------- public Switch (ElectronicComponent CompToCopy, int xo, int yo) { super (CompToCopy, xo, yo); } //---------------------------------------------------------------------------- // Method for copying this component. //---------------------------------------------------------------------------- public ElectronicComponent Copy(int xo, int yo) { Switch NewComponent = new Switch(this, xo, yo); return NewComponent; } //---------------------------------------------------------------------------- // The user clicked this button. Toggle the position //---------------------------------------------------------------------------- public boolean SimMouseDown() { SwitchClosed = !SwitchClosed; return true; } //---------------------------------------------------------------------------- // Inform all components at the specified position //---------------------------------------------------------------------------- public void InformComponents(int id, int ActLevel, Vector ActVector, int x, int y) { ElectronicComponent ConnectedComponent; for (int ix = 0; ix < ActVector.size(); ix++) { ConnectedComponent = (ElectronicComponent) ActVector.elementAt(ix); if (ConnectedComponent != this) { // System.out.println ("Connected component to switch found"); ConnectedComponent.ReceivePotential(id, ActLevel, x, y); } } } //---------------------------------------------------------------------------- // The switch receives a potential v at pos xr, yr //---------------------------------------------------------------------------- public void ReceivePotential(int id, int v, int xr, int yr) { int ix; // System.out.println ("Switch ReceivePotential()"); if (xr == Pos.x + 1 && yr == Pos.y + 2) { // System.out.println ("Switch pin A"); ALevel = v; if (!SwitchClosed) { QLevel = v; InformComponents(id, v, ConnCompsQ, Pos.x + 9, Pos.y + 3); } return; } if (xr == Pos.x + 1 && yr == Pos.y + 4) { // System.out.println ("Switch pin B"); BLevel = v; if (SwitchClosed) { QLevel = v; InformComponents(id, v, ConnCompsQ, Pos.x + 9, Pos.y + 3); } return; } if (xr == Pos.x + 9 && yr == Pos.y + 3) { // System.out.println ("Switch pin Q"); QLevel = v; if (SwitchClosed) { BLevel = v; InformComponents(id, v, ConnCompsB, Pos.x + 1, Pos.y + 4); } else { ALevel = v; InformComponents(id, v, ConnCompsA, Pos.x + 1, Pos.y + 2); } return; } } //---------------------------------------------------------------------------- // Set up the Switch before simulating //---------------------------------------------------------------------------- public void SimulateSetUp(int x, int y, Vector ActComps) { // System.out.println ("Simulate Set Up switch pos " + x + ", " + y); if (Pos.x + 1 == x && Pos.y + 2 == y) { // System.out.println ("Pin A"); ConnCompsA = ActComps; } if (Pos.x + 1 == x && Pos.y + 4 == y) { // System.out.println ("Pin B"); ConnCompsB = ActComps; } if (Pos.x +9 == x && Pos.y + 3 == y) { // System.out.println ("Pin Q"); ConnCompsQ = ActComps; } } //---------------------------------------------------------------------------- // Remove all pins from PinGrid //---------------------------------------------------------------------------- public void RemovePinsGrid(Pin PinGrid[][]) { // System.out.println ("Switch RemovePinsGrid()"); RemovePin(PinGrid[ Pos.x + 1] [Pos.y + 2]); RemovePin(PinGrid[ Pos.x + 1] [Pos.y + 4]); RemovePin(PinGrid[ Pos.x + 9] [Pos.y + 3]); } //---------------------------------------------------------------------------- // Register all Pins //---------------------------------------------------------------------------- public void RegisterPins(Pin PinGrid[][], int x, int y) { if (PinGrid == null) return; // System.out.println ("Switch RegisterPins()"); RegisterPin(PinGrid[x + 1][y + 2]); RegisterPin(PinGrid[x + 1][y + 4]); RegisterPin(PinGrid[x + 9][y + 3]); } //---------------------------------------------------------------------------- // Register all Pins in PinGrid //---------------------------------------------------------------------------- public void PlacePinsHere(Pin PinGrid[][]) { if (PinGrid == null) return; RegisterPins(PinGrid, Pos.x, Pos.y); } //---------------------------------------------------------------------------- // Draw this switch //---------------------------------------------------------------------------- public void draw(Graphics g, int xp, int yp, int gs) { super.draw (g, xp, yp, gs); int x = Pos.x - xp; int y = Pos.y - yp; // Draw HitBox // DrawHitBox(g, x, y, gs); // Draw pins g.setColor (ComponentPin.PinColor); g.drawLine ((x + 1) * gs, (y + 2) * gs, (x + 3) * gs, (y + 2) * gs); // A g.drawLine ((x + 1) * gs, (y + 4) * gs, (x + 3) * gs, (y + 4) * gs); // B g.drawLine ((x + 8) * gs, (y + 3) * gs, (x + 9) * gs, (y + 3) * gs); // Q // Draw Component g.setColor (ComponentColor); g.fillRect ((x + 3) * gs, (y + 2) * gs - gs / 3, gs / 2, gs / 2 + 1); g.fillRect ((x + 3) * gs, (y + 4) * gs - gs / 3, gs / 2, gs / 2 + 1); g.fillRect ((int)((x + 7.5) * gs), (y + 3) * gs - gs / 3 + 1, gs/2, gs/2); switch (QLevel) { case 0: g.setColor (Color.green); break; case 5: g.setColor (Color.red); break; default: g.setColor (Color.gray); break; } if (SwitchClosed) { g.drawLine ((x + 3) * gs, (y + 4) * gs, (x + 8) * gs, (y + 3) * gs); } else { g.drawLine ((x + 3) * gs, (y + 2) * gs, (x + 8) * gs, (y + 3) * gs); } } }