import java.applet.Applet; import java.awt.*; import java.util.*; public class sakura extends Applet{ double scale=0.9501; int n=10; int angle=230; int w,h; double ang; double len=80.0; int edaR=100, edaG=90, edaB=70; int hanaR=220, hanaG=190, hanaB=200; public void paint(Graphics g){ w=getSize().width; h=getSize().height; double x0,y0; x0=w+60; g.setColor(Color.black); g.fillRect(0,0,w,h); for(int i = 0; i<70; i ++){ y0=h- (int)(Math.random()*h/2); ang = 170 + (int)(Math.random()*45); edaR = 120*i/100; edaG = 100*i/100; edaB = 80*i/100; hanaR = 250*i/100; hanaG = 230*i/100; hanaB = 220*i/100; rtree(g,n,x0,y0,len,ang, edaR,edaG,edaB, hanaR, hanaG, hanaB); } } public void rtree(Graphics g,int nn,double x0,double y0, double len,double ang,int edaR,int edaG,int edaB, int hanaR, int hanaG, int hanaB){ if(nn<=0){ return; }else{ g.setColor(new Color(edaR,edaG,edaB)); } double x,y; final double RAD=Math.PI/180.0; x=len*Math.cos(RAD*ang)+x0; y=len*Math.sin(RAD*ang)+y0; g.drawLine((int)x0,(int)(h-y0),(int)x,(int)(h-y)); int ang_r1=(int)(Math.random()*50)-20; int ang_r2=(int)(Math.random()*50)-25; //int ang_r3=(int)(Math.random()*30); rtree(g,nn-1,x,y,len*scale,ang+ang_r1,edaR,edaG,edaB,hanaR, hanaG, hanaB);//横 rtree2(g,1,x,y,len*scale,ang+ang_r2,edaR,edaG,edaB,hanaR, hanaG, hanaB);//下 //rtree(g,nn-1,x,y,len*scale,ang+ang_r3);//上 } public void rtree2(Graphics g,int nn,double x0,double y0, double len,double ang,int edaR,int edaG,int edaB,int hanaR, int hanaG, int hanaB){ g.setColor(new Color(edaR,edaG,edaB)); double x,y; final double RAD=Math.PI/180.0; x=len*Math.cos(RAD*ang)+x0; y=len*Math.sin(RAD*ang)+y0; g.drawLine((int)x0,(int)(h-y0),(int)x,(int)(h-y)); double a,b,c,d; a = x0; b = y0; c = x; d = y; hanaOval(g, a, b, c, d,hanaR, hanaG, hanaB); } public void hanaOval(Graphics g, double x0, double y0, double x, double y,int hanaR, int hanaG, int hanaB){ g.setColor(new Color(hanaR, hanaG, hanaB)); double a, b, c, d; double posX[] = new double[6]; double posY[] = new double[6]; a=x; b=h-y; c=x0; d=h-y0; for(int i = 0; i < 6; i ++){ posX[i] = (c-a)/4*i + a; posY[i] = (d-b)/4*i + b; } for(int i=0; i<3; i++){ g.fillOval((int)posX[i]-4,(int)posY[i]-4,8,8 ); } } }