飛行訓練（完整版） | JavaScript 程式專案

{"id":136305,"student_id":10,"content":"setBackdrop('bg.png'); //設定背景\nvar ship = createSprite('player.png'); //飛船\nvar food = createSprite('food_0.png', 'food_1.png', 'food_2.png'); //目標物\nvar bars = createSprite('d0.png', 'd1.png', 'd2.png', 'd3.png', 'd4.png', 'd5.png', 'd6.png', 'd7.png'); //儀表板\nvar n1 = createSprite('0.png', '1.png', '2.png', '3.png', '4.png', '5.png', '6.png', '7.png', '8.png', '9.png'); //百位數\nvar n2 = createSprite('0.png', '1.png', '2.png', '3.png', '4.png', '5.png', '6.png', '7.png', '8.png', '9.png'); //十位數\nvar n3 = createSprite('0.png', '1.png', '2.png', '3.png', '4.png', '5.png', '6.png', '7.png', '8.png', '9.png'); //個位數\nvar gameoverText = createSprite('gameover.png');\n\nn1.moveTo(550, 50);\nn2.moveTo(600, 50);\nn3.moveTo(650, 50);\nbars.moveTo(600, 850);\nship.layer = 1; //角色移動到上層\ngameoverText.hidden = true;\n\nvar flames = []; //存放火焰角色\nvar bullets = []; //存放子彈角色\nvar score = 0; //遊戲等級\nvar clock = 0; //計數器\nvar life = 7; //遊戲生命\nvar endTime = 0; //緩慢模式結束時間點\n\nfood.x = 100 + Math.random() * 1000;\nfood.y = 100 + Math.random() * 700;\n\ncreateSound('bgm.mp3', true);\n\nforever(loop); //重複不斷執行遊戲回圈\n\n//遊戲主迴圈\nfunction loop () {\n\n    var speed = ship.distanceTo(cursor)/20; //距離滑鼠越遠速度越快\n    ship.toward(cursor); //飛船朝向滑鼠\n    ship.stepForward(speed);\n    \n    //緩速模式時子彈產生的速度變 1/4\n    if (clock \u003c endTime) {\n        rate = 8;\n    } else {\n        rate = 2;\n    }\n\n    clock++;\n    if (clock % rate == 0) {\n        var bullet = createSprite('bullet_0.png', 'bullet_1.png');\n        bullet.direction = Math.random()*360;\n        bullet.stepForward(1200);\n        bullet.direction = Math.random()*360;\n        bullets.push(bullet);\n    }\n\n    for (var i = 0; i \u003c bullets.length; i++) {\n        var b = bullets[i];\n        if (b.distanceTo(600, 450) \u003e 1200) {\n            b.destroy();\n        }\n        if (b.touched(ship)) {\n            b.destroy();\n            life--;\n            createSound('boom.wav');\n        }\n        if (clock \u003c endTime) {\n            b.stepForward(1); //緩速模式時子彈速度變 1/4\n            b.costumeId = 1;\n        } else {\n            b.stepForward(4);\n            b.costumeId = 0;\n        }\n    }\n\n    if (ship.touched(food)) {\n        food.x = 100 + Math.random() * 1000;\n        food.y = 100 + Math.random() * 700;\n        \n        //生命條造型編號不能超過 7\n        if (food.costumeId == 1 \u0026\u0026 life \u003c 7) {\n            life++;\n        }\n        if (food.costumeId == 2) {\n            endTime = clock + 500; // 500 個遊戲迴圈的時間是緩速狀態\n        }\n\n        if (score % 10 == 4) { //每產生 10 個食物中第 5 個是緩速\n            food.costumeId = 2;\n        } else if (score % 10 == 9) { //每產生 10 個食物中第 9 個是補血\n            food.costumeId = 1;\n        } else {\n            food.costumeId = 0;\n        }\n        score += 1;\n        \n        createSound('effect.wav');\n    }\n\n    n1.costumeId = Math.floor(score/100)%10; //分數百位數\n    n2.costumeId = Math.floor(score/10)%10; //分數十位數\n    n3.costumeId = Math.floor(score/1)%10; //分數個位數\n\n    bars.costumeId = life; //生命值介於 0 - 7 之間\n    if (life \u003c= 0) {\n        stop();\n        gameoverText.hidden = false;\n    }\n\n    if (clock % 5 == 0) {\n        var flame = createSprite('flame.png');\n        flame.direction = ship.direction + 90;\n        flame.moveTo(ship);\n        flames.push(flame);\n    }\n    \n    for (var i = 0; i \u003c flames.length; i++) {\n        flames[i].opacity -= 0.01;\n        flames[i].scale -= 0.01;\n        if (flames[i].opacity \u003c 0) {\n            flames[i].destroy();\n        }\n    }\n}\n","created_at":"2020-03-24T10:55:36.113+08:00","updated_at":"2021-11-15T18:44:05.368+08:00","name":"飛行訓練（完整版）","language":"javascript","screenshot":{"url":"https://cdn7.koding.school/uploads/project/screenshot/136305/9a2602154c461dab9ff9c73cf51c9a62.jpg"},"parent_id":2,"plugin":"Game.set({width: 1200, height: 900})","description":null,"note":null,"status":"public","like_student_ids":[],"is_featured":false,"views":266,"hashid":"5j3swm9m","is_content_changed":false,"review_status":"unsubmitted","submitted_at":null,"reviewed_at":null,"advise":null,"is_deleted":false}