瘋狂賽車（試玩版） | JavaScript 程式專案

{"id":183246,"student_id":2589,"content":"","created_at":"2020-08-20T13:59:59.172+08:00","updated_at":"2020-08-20T14:00:26.784+08:00","name":"瘋狂賽車（試玩版）","language":"javascript","screenshot":{"url":null},"parent_id":183245,"plugin":"Game.set({\n    width: 1200, height: 900,\n})\n\nvar road = createSprite('road.png'); //柏油路背景\nvar check1 = createSprite('check.png'); //檢查點1\nvar check2 = createSprite('check.png'); //檢查點2\nvar border = createSprite('border.png'); //道路邊界\nvar car = createSprite('car.png'); //車子\nvar dashboard = createSprite('dashboard.png'); //儀表板\nvar resultBoard = createSprite('result.png'); //成績顯示版\nvar miniRoad = createSprite('road.png'); //迷你地圖\nvar miniCar = createSprite('car.png'); //迷你車\n\ncheck1.moveTo(600, 400);\ncheck2.moveTo(600, -1750);\nminiRoad.moveTo(1000, 700);\nminiCar.moveTo(1000, 700);\n\n//固定圖片不會隨角度旋轉\nroad.rotationStyle = 'fixed';\ncheck1.rotationStyle = 'fixed';\ncheck2.rotationStyle = 'fixed';\nborder.rotationStyle = 'fixed';\n\nminiCar.scale = 1/2; //縮小車子\nminiRoad.scale = 1/15; //縮小地圖\nminiRoad.opacity = 0.6; //迷你地圖半透明\n\nresultBoard.hidden = true; //預設隱藏成績顯示版\n\nvar speed = 0; //車速\nvar startTime = Date.now(); //開始時間\nvar round = 1; //圈數\nvar isChecked = false; //是否經過檢查點2\nvar timer = 0; //計時器\nvar t1; //第1圈秒數\nvar t2; //第2圈秒數\nvar t3; //第3圈秒數\n\ncreateSound('bgm.mp3', true);\nvar engineSound = createSound('engine.mp3', true);\n\nforever(loop); //重複不斷執行遊戲迴圈\n\n//遊戲主迴圈\nfunction loop () {\n    \n    timer = (Date.now() - startTime)/1000;\n\n    print(Math.floor(speed*10) + ' km/h', 80, 80, 'white', 40);\n    print(round + '/3', 350, 80, 'black', 40);\n    print(timer + 's', 1000, 80, 'white', 40);\n\n    engineSound.setVolume(speed/10); //根據速度調整引擎聲音\n\n    //相對移動\n    border.direction = car.direction - 180;\n    border.stepForward(speed);\n    road.direction = car.direction - 180;\n    road.stepForward(speed);\n    check1.direction = car.direction - 180;\n    check1.stepForward(speed);\n    check2.direction = car.direction - 180;\n    check2.stepForward(speed);\n\n    if (key.right) {\n        car.direction += 2;\n        speed -= 0.2;\n    }\n    if (key.left) {\n        car.direction -= 2;\n        speed -= 0.2;\n    }\n    if (speed \u003c 12) {\n        speed += 0.15;\n    }\n    if (car.touched(border)) {\n        speed -= 0.3;\n    }\n    if (speed \u003c 0.6) {\n        speed = 0.6;\n    }\n    if (car.touched(check1) \u0026\u0026 isChecked) {\n        startTime = Date.now();\n        if (round == 1) {\n            t1 = timer;\n        }\n        if (round == 2) {\n            t2 = timer;\n        }\n        if (round == 3) {\n            t3 = timer;\n        }\n        round += 1;\n        isChecked = false;\n    }\n    if (car.touched(check2)) {\n        isChecked = true;\n    }\n    \n    //進入第四圈表示已經完成三圈，遊戲要結束並顯示成績\n    if (round == 4) {\n        resultBoard.hidden = false;\n        var avg = (t1 + t2 + t3) / 3;\n        drawText(t1 + 's', 550, 340, 'white', 30);\n        drawText(t2 + 's', 550, 410, 'white', 30);\n        drawText(t3 + 's', 550, 495, 'white', 30);\n        drawText(avg.toFixed(3) + 's', 550, 560, 'white', 30);\n        stop();\n    }\n    \n    //迷你小地圖\n    miniCar.direction = car.direction;\n    miniCar.stepForward(speed/15);\n\n}","description":null,"note":null,"status":"public","like_student_ids":[],"is_featured":false,"views":87,"hashid":"qmdsnymk","is_content_changed":false,"review_status":"unsubmitted","submitted_at":null,"reviewed_at":null,"advise":null,"is_deleted":false}

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