喬的讀書日常

import processing.net.*;

Client client;

void setup() {

  size(300, 300);///serverIP:120.125.70.53

  client = new Client(this, "127.0.0.1", 7777);
}

void draw() {
  if (mousePressed) {
    line(mouseX, mouseY, pmouseX, pmouseY);
    client.write(mouseX + " " + mouseY + " " + pmouseX + " " + pmouseY + "\n");
  }
}

➤sever要等顧客上門

import processing.net.*;
Server server=null;
Client client=null;

void setup() {

  size(300, 300);///老師的serverIP:120.125.70.53

  server = new Server(this, 7777);
}

void draw() {
  Client temp = server.available();
    if (temp != null) {
      client = temp;
    }
    if(client != null){
      String now = client.readString();
      if(now!=null) print(now);
    }
}

➤在sketch_191212a視窗畫畫，sketch_191212b同步呈現圖案

sketch_191212a

import processing.net.*;

Client client;

void setup() {

  size(300, 300);///serverIP:120.125.70.53

  client = new Client(this, "127.0.0.1", 7777);
}

void draw() {
  if (mousePressed) {
    line(mouseX, mouseY, pmouseX, pmouseY);
    client.write(mouseX + " " + mouseY + " " + pmouseX + " " + pmouseY + "\n");
  }
}

sketch_191212b

import processing.net.*;
Server server=null;
Client client=null;

void setup() {

  size(300, 300);///老師的serverIP:120.125.70.53

  server = new Server(this, 7777);
}

void draw() {
  Client temp = server.available();
    if (temp != null) {
      client = temp;
    }
    if(client != null){
      String now = client.readString();
      if(now!=null){
        String []xyxy = splitTokens(now);
        line( int(xyxy[0]), int(xyxy[1]),int(xyxy[2]), int(xyxy[3]));
      }
    }
}

➤按右鍵可以到回去

import processing.net.*;

Client client;
ArrayList<PVector>points;
void setup() {

  size(300, 300);///serverIP:120.125.70.53

  client = new Client(this, "127.0.0.1", 7777);
  points= new ArrayList<PVector>();
}

void draw() {
  background(255);
  for( int i=0; i< points.size() ; i++){
    ellipse( points.get(i).x,points.get(i).y,5,5);
  }
}
void mouseDragged(){
 //points.add( new PVector(mouseX,mouseY));
 if(mouseButton==LEFT) points.add(new PVector(mouseX,mouseY));
 if(mouseButton==RIGHT && points.size()>0) points.remove(points.size()-1);
 
}