/** * Code is made for the "Flowers Event" contest * by 🍇 Alex Tușinean 💜 * * For 8th March #ChoosetoChallenge * */ public class JavaFlower { public static void main(String[] args) { drawFlower(); } private static void drawFlower(){ try{ var f = new Flower(36, 45); var petal = new int[][] { {14, 22, 3, 8, 180, 0}, {14, 10, 3, 8, 180, 180}, {11, 16, 6, 6, 180, 90}, {17, 16, 6, 6, 180, 270}, {14, 16, 2, 4, 360, 0}, {26, 23, 9, 2, 180, 0}, {10, 15, 2, 2, 180, 0}, {18, 17, 2, 2, 180, 180}, {33, 22, 2, 8, 100, 140}, {23, 30, 2, 5, 100, -140} }; for(int i = 0; i < petal.length; i++) f.drawPetal(petal[i][0], petal[i][1], petal[i][2], petal[i][3], petal[i][4], petal[i][5]); var pot = new int[][] { {16, 35, 31, 35}, {16, 35, 21, 40}, {21, 40, 26, 40}, {26, 40, 31, 35} }; for(int i = 0; i< pot.length; i++) f.line(pot[i][0], pot[i][1], pot[i][2], pot[i][3]); f.drawFlower(); } catch(IllegalArgumentException iae) { System.out.println("Something went wrong!!"); } System.out.format("%4sJava Flower for our Queens 👸💐%s"," ", new String(java.util.Base64.getDecoder().decode("CgoKCgogICAgICAgICAgICBDcmVhdGVkIGJ5OiBNaW5obwoKIA"))); } } public class Flower { private final char horizontalBorder = '-'; private final char verticalBorder = '|'; private final char marker = '*'; private int width; private int height; private char[][] board; public Flower(int width, int height) { if (width < 0 || height < 0) { throw new IllegalArgumentException(); } this.width = width; this.height = height; board = new char[height][width]; for (int i = 0; i < height; i++) { java.util.Arrays.fill(board[i], ' '); } } private void petal(int x, int y, int rx, int ry, int arcAngle, int rotatingAngle) { double sinb = Math.sin(rotatingAngle * (Math.PI / 180)); double cosb = Math.cos(rotatingAngle * (Math.PI / 180)); for (double i = 0; i < arcAngle; i += 0.1) { double sina = Math.sin(i * Math.PI / 180 ); double cosa = Math.cos(i * Math.PI / 180 ); int cx = (int)Math.round( x + rx * cosa * cosb - ry * sina * sinb); int cy = (int)Math.round( y + rx * cosa * sinb + ry * sina * cosb); safeDraw(cx, cy); } } private void safeDraw(int x, int y) { if ( (x < 0 || x >= height) || (y < 0 || y >= width)) throw new IllegalArgumentException(); board[x][y] = marker; } public Flower drawPetal(int x, int y, int rx, int ry, int arcAngle, int rotatingAngle) { petal(x, y, rx, ry, arcAngle, rotatingAngle); return this; } private void drawLine(int x1, int y1, int x2, int y2) { int dX = x2 - x1; int dY = y2 - y1; double distance = Math.hypot(dX, dY); double xShiftPerStep = dX / distance; double yShiftPerStep = dY / distance; for (int i = 0; i <= distance; i++) { int x = x1 + (int)(i * xShiftPerStep); int y = y1 + (int)(i * yShiftPerStep); board[y][x] = marker; } } public Flower line(int x1, int y1, int x2, int y2) { if( (x1 < 0 || x1 >= width) || (x2 < 0 || x2 >= width) || (y1 < 0 || y1 >= height)|| (y2 < 0 || y2 >= height)) { throw new IllegalArgumentException(); } drawLine(x1, y1, x2, y2); return this; } public void drawFlower() { var res = new StringBuilder(); res.append('x'); for (int i = 1; i < width + 1; i++) { res.append(horizontalBorder); } res.append('x') .append('\n'); for (int i = 0; i < height; i++) { res.append(verticalBorder); for (int j = 0; j < width; j++) { res.append(board[i][j]); } res.append(verticalBorder) .append('\n'); } res.append('x'); for (int i = 1; i < width + 1; i++) { res.append(horizontalBorder); } res.append('x'); System.out.println(res); } }

Flower contest 🌸 [8th March]