import java.applet.*; import java.awt.*; import java.awt.event.*; public class m0104352_tubasa extends Applet { static int WIDTH, HEIGHT; // 画面サイズ Point point[][]; // 制御点 int point_num = 0; // 制御点の番号 boolean capture_mode_FLG; // 線を制御できるかを表すフラグ static final int point_data[][][] = { //制御点 //茎 { {50, 80}, {45, 70}, {42, 60} }, { {50, 80}, {55, 70}, {58, 60} }, { {50, 100}, {45, 90}, {42, 80} }, { {50, 100}, {55, 90}, {58, 80} }, { {50, 120}, {45, 110}, {42, 100} }, { {50, 120}, {55, 110}, {58, 100} }, { {50, 140}, {45, 130}, {42, 120} }, { {50, 140}, {55, 130}, {58, 120} }, { {50, 160}, {45, 150}, {42, 140} }, { {50, 160}, {55, 150}, {58, 140} }, { {50, 180}, {45, 170}, {42, 160} }, { {50, 180}, {55, 170}, {58, 160} }, { {50, 200}, {45, 190}, {42, 180} }, { {50, 200}, {55, 190}, {58, 180} }, { {50, 220}, {45, 210}, {42, 200} }, { {50, 220}, {55, 210}, {58, 200} }, { {50, 240}, {45, 230}, {42, 220} }, { {50, 240}, {55, 230}, {58, 220} }, { {50, 260}, {45, 250}, {42, 240} }, { {50, 260}, {55, 250}, {58, 240} }, //毛 { {50, 35}, {45, 45}, {42, 55} }, { {50, 35}, {55, 45}, {58, 55} }, { {40, 40}, {35, 50}, {32, 60} }, { {60, 40}, {65, 50}, {68, 60} }, { {35, 80}, {32, 70}, {27, 60} }, { {65, 80}, {68, 70}, {73, 60} }, { {35, 100}, {32, 90}, {21, 80} }, { {65, 100}, {68, 90}, {79, 80} }, { {35, 120}, {32, 110}, {21, 100} }, { {65, 120}, {68, 110}, {79, 100} }, { {35, 140}, {32, 130}, {21, 120} }, { {65, 140}, {68, 130}, {79, 120} }, { {35, 160}, {32, 150}, {21, 140} }, { {65, 160}, {68, 150}, {79, 140} }, { {35, 180}, {32, 170}, {21, 160} }, { {65, 180}, {68, 170}, {79, 160} }, { {35, 200}, {32, 190}, {21, 180} }, { {65, 200}, {68, 190}, {79, 180} }, { {35, 220}, {32, 210}, {21, 200} }, { {65, 220}, {68, 210}, {79, 200} }, { {35, 240}, {32, 230}, {21, 220} }, { {65, 240}, {68, 230}, {79, 220} }, { {35, 260}, {32, 250}, {21, 240} }, { {65, 260}, {68, 250}, {79, 240} }, { {50, 280}, {49, 270}, {38, 260} }, { {50, 280}, {51, 270}, {62, 260} }, }; Graphics offg, backg; Image offi, backi; public void initialize()// 制御点の設定 { int i; point = new Point[point_data.length][]; for(i = 0; i < point.length; i++) { point[i] = new Point[point_data[i].length]; for(int j = 0; j < point_data[i].length; j++) point[i][j] = new Point(point_data[i][j][0], point_data[i][j][1]); } } public void init() { WIDTH = 800; HEIGHT = 600; initialize();//制御点の設定 offi = createImage(WIDTH, HEIGHT); offg = offi.getGraphics(); backi = createImage(WIDTH, HEIGHT); backg = backi.getGraphics(); setBackImage(backg); // テスト addKeyListener(new KeyAdapter() { public void keyPressed(KeyEvent ke) { int c = ke.getKeyCode(); if(c == 'P'){ System.out.println("{"); for(int i = 0; i < point[point_num].length; i++) System.out.println(""+point[point_num][i].x +", "+point[point_num][i].y); System.out.println("},"); } else if(c == 'B'){ repaint(); } } }); } public void setBackImage(Graphics g) // 背景の用意 { g.setColor(Color.black); g.fillRect(0, 0, WIDTH, HEIGHT); g.setColor(Color.black); g.drawRect(0, 0, WIDTH-1, HEIGHT-1); // 枠描画 } public int kaijyo(int num) // 階乗を計算 { int total = 1; if(num == 0) return 1; for(; num > 1; num--) total *= num; return total; } public void BezierCurve(Graphics g, Color color, Point point[]) // 曲線計算 { int i, j; double x1, x2, y1, y2, x3, x4, y3, y4 =0; double bernstein[] = new double[point.length]; x1 = point[0].x; y1 = point[0].y; int centerX = 400; int centerY = 300; g.setColor(color); for(double t = 0; t <= 1; t += 0.01) { for(i = 0; i < point.length; i++) // bernstein関数を計算 { bernstein[i] = (double)kaijyo(point.length-1) / (kaijyo(i)*kaijyo(point.length-1-i)); for(j = 1; j <= i; j++) bernstein[i] *= t; for(j = 1; j <= point.length-1-i; j++) bernstein[i] *= (1-t); } x2 = y2 = 0; for(i = 0; i < point.length; i++) { x2 += point[i].x * bernstein[i]; y2 += point[i].y * bernstein[i]; } x3 = Math.cos(Math.PI / 4 * (1.3)) * 0.7 * x1 + 552 - Math.sin(Math.PI / 4 * (1.3)) * 0.7 * y1; y3 = Math.sin(Math.PI / 4 * (1.3)) * 0.7 * x1 + Math.cos(Math.PI / 4 * (1.3)) * 0.7 * y1 + 180; x4 = Math.cos(Math.PI / 4 * (1.3)) * 0.7 * x2 + 552 - Math.sin(Math.PI / 4 * (1.3)) * 0.7 * y2; y4 = Math.sin(Math.PI / 4 * (1.3)) * 0.7 * x2 + Math.cos(Math.PI / 4 * (1.3)) * 0.7 * y2 + 180; g.drawLine((int)x3, (int)y3, (int)x4, (int)y4); x3 = x3 - centerX; y3 = y3 - centerY; x4 = x4 - centerX; y4 = y4 - centerY; x3 = -1 * x3; x4 = -1 * x4; x3 = x3 + centerX; y3 = y3 + centerY; x4 = x4 + centerX; y4 = y4 + centerY; g.drawLine((int)x3, (int)y3, (int)x4, (int)y4); x3 = Math.cos(Math.PI / 4 * (0.5)) * 0.8 * x1 + 602 - Math.sin(Math.PI / 4 * (0.5)) * 0.8 * y1; y3 = Math.sin(Math.PI / 4 * (0.5)) * 0.8 * x1 + Math.cos(Math.PI / 4 * (0.5)) * 0.8 * y1 - 5; x4 = Math.cos(Math.PI / 4 * (0.5)) *0.8 * x2 + 602 - Math.sin(Math.PI / 4 * (0.5)) * 0.8 * y2; y4 = Math.sin(Math.PI / 4 * (0.5)) * 0.8 * x2 + Math.cos(Math.PI / 4 * (0.5)) * 0.8 * y2 - 5; g.drawLine((int)x3, (int)y3, (int)x4, (int)y4); x3 = x3 - centerX; y3 = y3 - centerY; x4 = x4 - centerX; y4 = y4 - centerY; x3 = -1 * x3; x4 = -1 * x4; x3 = x3 + centerX; y3 = y3 + centerY; x4 = x4 + centerX; y4 = y4 + centerY; g.drawLine((int)x3, (int)y3, (int)x4, (int)y4); x3 = Math.cos(Math.PI / 4 * (3.3)) * 0.9 * x1 + 820 - Math.sin(Math.PI / 4 * (3.3)) * 0.9 * y1; y3 = Math.sin(Math.PI / 4 * (3.3)) * 0.9 * x1 + Math.cos(Math.PI / 4 * (3.3)) * 0.9 * y1 + 207; x4 = Math.cos(Math.PI / 4 * (3.3)) * 0.9 * x2 + 820 - Math.sin(Math.PI / 4 * (3.3)) * 0.9 * y2; y4 = Math.sin(Math.PI / 4 * (3.3)) * 0.9 * x2 + Math.cos(Math.PI / 4 * (3.3)) * 0.9 * y2 + 207; g.drawLine((int)x3, (int)y3, (int)x4, (int)y4); x3 = x3 - centerX; y3 = y3 - centerY; x4 = x4 - centerX; y4 = y4 - centerY; x3 = -1 * x3; x4 = -1 * x4; x3 = x3 + centerX; y3 = y3 + centerY; x4 = x4 + centerX; y4 = y4 + centerY; g.drawLine((int)x3, (int)y3, (int)x4, (int)y4); x3 = Math.cos(Math.PI / 4 * (4.3)) * 1.0 * x1 + 745 - Math.sin(Math.PI / 4 * (4.3)) * 1.09 * y1; y3 = Math.sin(Math.PI / 4 * (4.3)) * 1.0 * x1 + Math.cos(Math.PI / 4 * (4.3)) * 1.0 * y1 + 495; x4 = Math.cos(Math.PI / 4 * (4.3)) * 1.0 * x2 + 745 - Math.sin(Math.PI / 4 * (4.3)) * 1.09 * y2; y4 = Math.sin(Math.PI / 4 * (4.3)) * 1.0 * x2 + Math.cos(Math.PI / 4 * (4.3)) * 1.0 * y2 + 495; g.drawLine((int)x3, (int)y3, (int)x4, (int)y4); x3 = x3 - centerX; y3 = y3 - centerY; x4 = x4 - centerX; y4 = y4 - centerY; x3 = -1 * x3; x4 = -1 * x4; x3 = x3 + centerX; y3 = y3 + centerY; x4 = x4 + centerX; y4 = y4 + centerY; g.drawLine((int)x3, (int)y3, (int)x4, (int)y4); x3 = Math.cos(Math.PI / 4 * (3.3)) * 0.7 * x1 + 765 - Math.sin(Math.PI / 4 * (3.3)) * 0.7 * y1; y3 = Math.sin(Math.PI / 4 * (3.3)) * 0.7 * x1 + Math.cos(Math.PI / 4 * (3.3)) * 0.7 * y1 + 235; x4 = Math.cos(Math.PI / 4 * (3.3)) * 0.7 * x2 + 765 - Math.sin(Math.PI / 4 * (3.3)) * 0.7 * y2; y4 = Math.sin(Math.PI / 4 * (3.3)) * 0.7 * x2 + Math.cos(Math.PI / 4 * (3.3)) * 0.7 * y2 + 235; g.drawLine((int)x3, (int)y3, (int)x4, (int)y4); x3 = x3 - centerX; y3 = y3 - centerY; x4 = x4 - centerX; y4 = y4 - centerY; x3 = -1 * x3; x4 = -1 * x4; x3 = x3 + centerX; y3 = y3 + centerY; x4 = x4 + centerX; y4 = y4 + centerY; g.drawLine((int)x3, (int)y3, (int)x4, (int)y4); x3 = Math.cos(Math.PI / 4 * (4.3)) * 0.7 * x1 + 692 - Math.sin(Math.PI / 4 * (4.3)) * 0.7 * y1; y3 = Math.sin(Math.PI / 4 * (4.3)) * 0.7 * x1 + Math.cos(Math.PI / 4 * (4.3)) * 0.7 * y1 + 435; x4 = Math.cos(Math.PI / 4 * (4.3)) * 0.7 * x2 + 692 - Math.sin(Math.PI / 4 * (4.3)) * 0.7 * y2; y4 = Math.sin(Math.PI / 4 * (4.3)) * 0.7 * x2 + Math.cos(Math.PI / 4 * (4.3)) * 0.7 * y2 + 435; g.drawLine((int)x3, (int)y3, (int)x4, (int)y4); x3 = x3 - centerX; y3 = y3 - centerY; x4 = x4 - centerX; y4 = y4 - centerY; x3 = -1 * x3; x4 = -1 * x4; x3 = x3 + centerX; y3 = y3 + centerY; x4 = x4 + centerX; y4 = y4 + centerY; g.drawLine((int)x3, (int)y3, (int)x4, (int)y4); x3 = Math.cos(Math.PI / 4 * (4.1)) * 0.7 * x1 + 682 - Math.sin(Math.PI / 4 * (4.1)) * 0.7 * y1; y3 = Math.sin(Math.PI / 4 * (4.1)) * 0.7 * x1 + Math.cos(Math.PI / 4 * (4.1)) * 0.7 * y1 + 608; x4 = Math.cos(Math.PI / 4 * (4.1)) * 0.7 * x2 + 682 - Math.sin(Math.PI / 4 * (4.1)) * 0.7 * y2; y4 = Math.sin(Math.PI / 4 * (4.1)) * 0.7 * x2 + Math.cos(Math.PI / 4 * (4.1)) * 0.7 * y2 + 608; g.drawLine((int)x3, (int)y3, (int)x4, (int)y4); x3 = x3 - centerX; y3 = y3 - centerY; x4 = x4 - centerX; y4 = y4 - centerY; x3 = -1 * x3; x4 = -1 * x4; x3 = x3 + centerX; y3 = y3 + centerY; x4 = x4 + centerX; y4 = y4 + centerY; g.drawLine((int)x3, (int)y3, (int)x4, (int)y4); x3 = Math.cos(Math.PI / 4 * (3.7)) * 0.7 * x1 + 700 - Math.sin(Math.PI / 4 * (3.7)) * 0.7 * y1; y3 = Math.sin(Math.PI / 4 * (3.7)) * 0.7 * x1 + Math.cos(Math.PI / 4 * (3.7)) * 0.7 * y1 + 310; x4 = Math.cos(Math.PI / 4 * (3.7)) * 0.7 * x2 + 700 - Math.sin(Math.PI / 4 * (3.7)) * 0.7 * y2; y4 = Math.sin(Math.PI / 4 * (3.7)) * 0.7 * x2 + Math.cos(Math.PI / 4 * (3.7)) * 0.7 * y2 + 310; g.drawLine((int)x3, (int)y3, (int)x4, (int)y4); x3 = x3 - centerX; y3 = y3 - centerY; x4 = x4 - centerX; y4 = y4 - centerY; x3 = -1 * x3; x4 = -1 * x4; x3 = x3 + centerX; y3 = y3 + centerY; x4 = x4 + centerX; y4 = y4 + centerY; g.drawLine((int)x3, (int)y3, (int)x4, (int)y4); x3 = Math.cos(Math.PI / 4 * (4.2)) * 0.7 * x1 + 642 - Math.sin(Math.PI / 4 * (4.2)) * 0.7 * y1; y3 = Math.sin(Math.PI / 4 * (4.2)) * 0.7 * x1 + Math.cos(Math.PI / 4 * (4.2)) * 0.7 * y1 + 492; x4 = Math.cos(Math.PI / 4 * (4.2)) * 0.7 * x2 + 642 - Math.sin(Math.PI / 4 * (4.2)) * 0.7 * y2; y4 = Math.sin(Math.PI / 4 * (4.2)) * 0.7 * x2 + Math.cos(Math.PI / 4 * (4.2)) * 0.7 * y2 + 492; g.drawLine((int)x3, (int)y3, (int)x4, (int)y4); x3 = x3 - centerX; y3 = y3 - centerY; x4 = x4 - centerX; y4 = y4 - centerY; x3 = -1 * x3; x4 = -1 * x4; x3 = x3 + centerX; y3 = y3 + centerY; x4 = x4 + centerX; y4 = y4 + centerY; g.drawLine((int)x3, (int)y3, (int)x4, (int)y4); x3 = Math.cos(Math.PI / 4 * (4.1)) * 0.8 * x1 + 614 - Math.sin(Math.PI / 4 * (4.1)) * 0.8 * y1; y3 = Math.sin(Math.PI / 4 * (4.1)) * 0.8 * x1 + Math.cos(Math.PI / 4 * (4.1)) * 0.8 * y1 + 430; x4 = Math.cos(Math.PI / 4 * (4.1)) * 0.8 * x2 + 614 - Math.sin(Math.PI / 4 * (4.1)) * 0.8 * y2; y4 = Math.sin(Math.PI / 4 * (4.1)) * 0.8 * x2 + Math.cos(Math.PI / 4 * (4.1)) * 0.8 * y2 + 430; g.drawLine((int)x3, (int)y3, (int)x4, (int)y4); x3 = x3 - centerX; y3 = y3 - centerY; x4 = x4 - centerX; y4 = y4 - centerY; x3 = -1 * x3; x4 = -1 * x4; x3 = x3 + centerX; y3 = y3 + centerY; x4 = x4 + centerX; y4 = y4 + centerY; g.drawLine((int)x3, (int)y3, (int)x4, (int)y4); x3 = Math.cos(Math.PI / 4 * (4.1)) * 0.48 * x1 + 557 - Math.sin(Math.PI / 4 * (4.1)) * 0.48 * y1; y3 = Math.sin(Math.PI / 4 * (4.1)) * 0.48 * x1 + Math.cos(Math.PI / 4 * (4.1)) * 0.48 * y1 + 389; x4 = Math.cos(Math.PI / 4 * (4.1)) * 0.48 * x2 + 557 - Math.sin(Math.PI / 4 * (4.1)) * 0.48 * y2; y4 = Math.sin(Math.PI / 4 * (4.1)) * 0.48 * x2 + Math.cos(Math.PI / 4 * (4.1)) * 0.48 * y2 + 389; g.drawLine((int)x3, (int)y3, (int)x4, (int)y4); x3 = x3 - centerX; y3 = y3 - centerY; x4 = x4 - centerX; y4 = y4 - centerY; x3 = -1 * x3; x4 = -1 * x4; x3 = x3 + centerX; y3 = y3 + centerY; x4 = x4 + centerX; y4 = y4 + centerY; g.drawLine((int)x3, (int)y3, (int)x4, (int)y4); x3 = Math.cos(Math.PI / 4 * (4.1)) * 0.3 * x1 + 518 - Math.sin(Math.PI / 4 * (4.1)) * 0.3 * y1; y3 = Math.sin(Math.PI / 4 * (4.1)) * 0.3 * x1 + Math.cos(Math.PI / 4 * (4.1)) * 0.3 * y1 + 366; x4 = Math.cos(Math.PI / 4 * (4.1)) * 0.3 * x2 + 518 - Math.sin(Math.PI / 4 * (4.1)) * 0.3 * y2; y4 = Math.sin(Math.PI / 4 * (4.1)) * 0.3 * x2 + Math.cos(Math.PI / 4 * (4.1)) * 0.3 * y2 + 366; g.drawLine((int)x3, (int)y3, (int)x4, (int)y4); x3 = x3 - centerX; y3 = y3 - centerY; x4 = x4 - centerX; y4 = y4 - centerY; x3 = -1 * x3; x4 = -1 * x4; x3 = x3 + centerX; y3 = y3 + centerY; x4 = x4 + centerX; y4 = y4 + centerY; g.drawLine((int)x3, (int)y3, (int)x4, (int)y4); x3 = Math.cos(Math.PI / 4 * (4.1)) * 0.25 * x1 + 487 - Math.sin(Math.PI / 4 * (4.1)) * 0.25 * y1; y3 = Math.sin(Math.PI / 4 * (4.1)) * 0.25 * x1 + Math.cos(Math.PI / 4 * (4.1)) * 0.25 * y1 + 370; x4 = Math.cos(Math.PI / 4 * (4.1)) * 0.25 * x2 + 487 - Math.sin(Math.PI / 4 * (4.1)) * 0.25 * y2; y4 = Math.sin(Math.PI / 4 * (4.1)) * 0.25 * x2 + Math.cos(Math.PI / 4 * (4.1)) * 0.25 * y2 + 370; g.drawLine((int)x3, (int)y3, (int)x4, (int)y4); x3 = x3 - centerX; y3 = y3 - centerY; x4 = x4 - centerX; y4 = y4 - centerY; x3 = -1 * x3; x4 = -1 * x4; x3 = x3 + centerX; y3 = y3 + centerY; x4 = x4 + centerX; y4 = y4 + centerY; g.drawLine((int)x3, (int)y3, (int)x4, (int)y4); x3 = Math.cos(Math.PI / 4 * (3.6)) * 0.25 * x1 + 477 - Math.sin(Math.PI / 4 * (3.6)) * 0.25 * y1; y3 = Math.sin(Math.PI / 4 * (3.6)) * 0.25 * x1 + Math.cos(Math.PI / 4 * (3.6)) * 0.25 * y1 + 381; x4 = Math.cos(Math.PI / 4 * (3.6)) * 0.25 * x2 + 477 - Math.sin(Math.PI / 4 * (3.6)) * 0.25 * y2; y4 = Math.sin(Math.PI / 4 * (3.6)) * 0.25 * x2 + Math.cos(Math.PI / 4 * (3.6)) * 0.25 * y2 + 381; g.drawLine((int)x3, (int)y3, (int)x4, (int)y4); x3 = x3 - centerX; y3 = y3 - centerY; x4 = x4 - centerX; y4 = y4 - centerY; x3 = -1 * x3; x4 = -1 * x4; x3 = x3 + centerX; y3 = y3 + centerY; x4 = x4 + centerX; y4 = y4 + centerY; g.drawLine((int)x3, (int)y3, (int)x4, (int)y4); x3 = Math.cos(Math.PI / 4 * (3.3)) * 0.25 * x1 + 455 - Math.sin(Math.PI / 4 * (3.3)) * 0.25 * y1; y3 = Math.sin(Math.PI / 4 * (3.3)) * 0.25 * x1 + Math.cos(Math.PI / 4 * (3.3)) * 0.25 * y1 + 372; x4 = Math.cos(Math.PI / 4 * (3.3)) * 0.25 * x2 + 455 - Math.sin(Math.PI / 4 * (3.3)) * 0.25 * y2; y4 = Math.sin(Math.PI / 4 * (3.3)) * 0.25 * x2 + Math.cos(Math.PI / 4 * (3.3)) * 0.25 * y2 + 372; g.drawLine((int)x3, (int)y3, (int)x4, (int)y4); x3 = x3 - centerX; y3 = y3 - centerY; x4 = x4 - centerX; y4 = y4 - centerY; x3 = -1 * x3; x4 = -1 * x4; x3 = x3 + centerX; y3 = y3 + centerY; x4 = x4 + centerX; y4 = y4 + centerY; g.drawLine((int)x3, (int)y3, (int)x4, (int)y4); x1 = x2; y1 = y2; } } public void paint(Graphics g) { requestFocus(); offg.drawImage(backi, 0, 0, this); // 背景の描画 if(capture_mode_FLG) // 制御点の描画 { offg.setColor(Color.red); for(int i = 0; i < point[point_num].length; i++) { offg.fillRect(point[point_num][i].x-3, point[point_num][i].y-3, 7, 7); offg.drawString(Integer.toString(i+1), point[point_num][i].x-3, point[point_num][i].y-6); } } for(int i = 0; i < point.length; i++) // 曲線描画 { if(capture_mode_FLG && point_num == i) BezierCurve(offg, Color.blue, point[i]); else BezierCurve(offg, Color.white, point[i]); } g.drawImage(offi, 0, 0, this); } public void update(Graphics g) { paint(g); } }