/**
 * SPACE: cykla genom verktygen.<br>
 * mouseClick: anv&auml; aktivt verktyg.<br>
 * <b>Verktyg:</b><br>
 * Q,A: H&ouml;j / s&auml;nk marken.<br>
 * W,S: Mer/mindre br&auml;nnbart vegetation.<br>
 * F: Starta brand.<br>
 * N: Nytt landskap.<br>
 */
ForestFire fire;
final int FIRE=0, RAISE_GROUND=1, LOWER_GROUND=2, MORE_FUEL=3, LESS_FUEL=4, NEW_TERRAIN=5;
int tool = FIRE;
PFont font;
//-------------------------
void setup(){
  size(200,210);
  font = loadFont("Silkscreen-8.vlw");
  textFont( font );
  fire = new ForestFire(width,width);
  frameRate(30);
}
//-------------------------
void draw(){
  background(0);
  fire.update();
  fire.visualize();
  if(mousePressed && mouseY<width && mouseX<width && mouseX>=0 && mouseY>=0){
    if(tool==FIRE)         fire.startFire(mouseX,mouseY);
    if(tool==RAISE_GROUND) fire.modifyTerrain(mouseX,mouseY,5);
    if(tool==LOWER_GROUND) fire.modifyTerrain(mouseX,mouseY,-5);
    if(tool==MORE_FUEL)    fire.modifyFlammability(mouseX,mouseY,0.01);
    if(tool==LESS_FUEL)    fire.modifyFlammability(mouseX,mouseY,-0.01);
    if(tool==NEW_TERRAIN)  fire = new ForestFire(width,width);
  }
  colorMode(RGB,255);
  textAlign(CENTER);
  fill(255);
  text( toolName() ,width/2, height-2);
}
//-------------------------
void keyPressed(){
  if(key=='f')  tool = FIRE;
  if(key=='q')  tool = RAISE_GROUND;
  if(key=='a')  tool = LOWER_GROUND;
  if(key=='w')  tool = MORE_FUEL;
  if(key=='s')  tool = LESS_FUEL;
  if(key=='s')  tool = LESS_FUEL;
  if(key=='n')  tool = NEW_TERRAIN;
  if(key==' ')  tool = (tool+1)%6;
}
//-------------------------
String toolName(){
  if(tool==FIRE)         return "start fire";
  if(tool==RAISE_GROUND) return "raise terrain";
  if(tool==LOWER_GROUND) return "lower terrain";
  if(tool==MORE_FUEL)    return "increase flammability";
  if(tool==LESS_FUEL)    return "decrease flammability";
  if(tool==NEW_TERRAIN)  return "randomize new forest";
  return "";
}
//#########################