Postcard Generator - OpenProcessing

build
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PImage img, newimg;
PFont myFont, instrFont;
String[] imgname, msgs;
int msgscount = 0;
​
// pattern01
int[] x_01, y_01, rectwidth_01, rectheight_01;
int num_01 = 180;
​
// pattern02
int[] x_02, rectwidth_02;
int num_02 = 50;
int countwidth_02 = 0;
​
// pattern03
int[] y_03, rectheight_03, offsetX_03;
int num_03 = 20;
int countheight_03 = 0;
​
​
void setup() {
  size(500,650);
  background(#ffffff);
​
  // instruction text
  String instructions = "This is the Postcard generator\n\nPress \"1\" to use the first pattern\nPress \"2\" to use the second pattern\nPress \"3\" to use the third pattern\nPress \"r\" to reload an image and text\n\nPress a key";
  // String instructions = "This is the Postcard generator\n\nPress \"1\" to use the first pattern";
  instrFont     = createFont("Georgia", 12);
  textFont(instrFont);
  fill(0);
  text(instructions, 20, 30);
​
  // pick a random text
  msgscount = (int)random(0,3);
  // pick a random photo
  imgname   = new String[5];
  imgname[0]  = "photo01.jpg";
  imgname[1]  = "photo02.jpg";
  imgname[2]  = "photo03.jpg";
  imgname[3]  = "photo04.jpg";
  imgname[4]  = "photo05.jpg";
  img     = loadImage(imgname[(int)random(0,5)]); 
​
  // for pattern 01
  x_01      = new int[num_01];
  y_01      = new int[num_01];
  rectwidth_01  = new int[num_01];
  rectheight_01 = new int[num_01];
  // for pattern 02
  x_02      = new int[num_02];
  rectwidth_02  = new int[num_02];
  // for pattern 03
  y_03      = new int[num_03];
  rectheight_03   = new int[num_03];
  offsetX_03    = new int[num_03];
​
​
​
​
}
​
void draw() {
​
}
​
void mousePressed() {
​
}
​
void keyPressed() {
  if (key == 's' || key == 'S') saveFrame("postcard_"+frameCount+".jpg");
  if (key == '1') {
    background(#ffffff);
    pattern01();
    displayText();
  }
  if (key == '2') {
    background(#ffffff);
    pattern02();
    displayText();
  } 
  if (key == '3') {
    background(#ffffff);
    pattern03();
    displayText();
  } 
  if (key == 'r' || key == 'R') {
    msgscount = (int)random(0,3);
    img = loadImage(imgname[(int)random(0,5)]); 
    background(#ffffff);
    pattern02();
    displayText();
  }
}
​
​
​
​
​
​
​
void displayText() {
  myFont    = createFont("Arial", 14);
  textFont(myFont);
  fill(0);
  msgs    = new String[3];
  msgs[0]   = "Welcome to creative coding. Year 2014.";
  msgs[1]   = "Hello from Belarus, latest dictatorship in Europe.";
  msgs[2]   = "Go outside today. It's a beautiful world.";
  text(msgs[msgscount], 20, 620);
}
​
void pattern01() {
  for (int i=0; i<num_01; i++) {
    x_01[i] = (int)random(width);
    y_01[i] = (int)random(height);
    rectwidth_01[i] = (int)random(20,200);
    rectheight_01[i] = (int)random(5,100);
    newimg = img.get(x_01[i],y_01[i], rectwidth_01[i], rectheight_01[i]);
    image(newimg, x_01[i]+20,y_01[i]+20);
  } 
}
​
void pattern02() {
  for (int i=0; i<num_02; i++) {
    int step = (int)random(1,10);
    countwidth_02 += step;
    x_02[i] = countwidth_02;
    rectwidth_02[i] = (int)random(5,20);
    newimg = img.get(x_02[i], 0, rectwidth_02[i], height);
    image(newimg, x_02[i]+20, 20);
    countwidth_02 += rectwidth_02[i];
    if (countwidth_02>width) countwidth_02=0;
  } 
}
​
void pattern03() {
  for (int i=0; i<num_03; i++) {
    int step = (int)random(0,5);
    countheight_03 += step;
    y_03[i] = countheight_03;
    int rectwidth = 460;
    rectheight_03[i] = (int)random(5,70);
    offsetX_03[i] = (int)random(-10,10);
    newimg = img.get(0, y_03[i], rectwidth, rectheight_03[i]);
    image(newimg, 20+offsetX_03[i], y_03[i]+20);
    countheight_03 += rectheight_03[i];
    if (countheight_03>height) countheight_03=0;
  }   
}
​
​