青蛙吃蚊子 | JavaScript 程式專案

{"id":233766,"student_id":10,"content":"Game.set({width: 1200, height: 900})\n\nlet tongue_a = createSprite(\"tongue_0.png\", \"tongue_1.png\");\nlet tongue_b = createSprite(\"tongue_0.png\", \"tongue_2.png\");\nlet tongue_c = createSprite(\"tongue_0.png\", \"tongue_3.png\");\nlet target_r  = createSprite(\"r.png\");\nlet target_g  = createSprite(\"g.png\");\nlet target_b  = createSprite(\"b.png\");\nlet a_vy = 50;\nlet b_vy = 50;\nlet c_vy = 50;\n\ntongue_a.x = 200;\ntongue_b.x = 400;\ntongue_c.x = 600;\n\nfunction gameloop () {\n    tongue_a.y += a_vy;\n    tongue_b.y += b_vy;\n    tongue_c.y += c_vy;\n    \n    if (key.q \u0026\u0026 tongue_a.y \u003e 800) {\n        tongue_a.y = 900;\n        tongue_a.costumeId = 0;\n        a_vy = -50;\n    }\n    if (key.w \u0026\u0026 tongue_b.y \u003e 800) {\n        tongue_b.y = 900;\n        tongue_b.costumeId = 0;\n        b_vy = -50;\n    }\n    if (key.e \u0026\u0026 tongue_c.y \u003e 800) {\n        tongue_c.y = 900;\n        tongue_c.costumeId = 0;\n        c_vy = -50;\n    }\n    \n    if (tongue_a.touched(target_r)) {\n        target_r.hidden = true;\n        tongue_a.costumeId = 1;\n    }\n    \n    if (tongue_b.touched(target_g)) {\n        target_g.hidden = true;\n        tongue_b.costumeId = 1;\n    }\n    \n    if (tongue_c.touched(target_b)) {\n        target_b.hidden = true;\n        tongue_c.costumeId = 1;\n    }\n    \n    if (tongue_a.y \u003c 100) a_vy = -a_vy;\n    if (tongue_b.y \u003c 100) b_vy = -b_vy;\n    if (tongue_c.y \u003c 100) c_vy = -c_vy;\n    \n    if (tongue_a.y \u003e 850) tongue_a.y = 850;\n    if (tongue_b.y \u003e 850) tongue_b.y = 850;\n    if (tongue_c.y \u003e 850) tongue_c.y = 850;\n    \n    updateTarget(target_r);\n    updateTarget(target_g);\n    updateTarget(target_b);\n}\n\nfunction updateTarget(target) {\n    target.x -= 5;\n    if (target.x \u003c 0) {\n        target.x += 1200 + Math.random()*400;\n        target.y = Math.random() * 200 + 100;\n        target.hidden = false;\n    }\n}\n\nforever(gameloop);","created_at":"2021-03-10T17:39:43.587+08:00","updated_at":"2021-03-10T18:28:22.242+08:00","name":"青蛙吃蚊子","language":"javascript","screenshot":{"url":"https://cdn3.koding.school/uploads/project/screenshot/233766/8bfdbdc5b7a5af851152c06046a5e551.jpg"},"parent_id":2,"plugin":"","description":null,"note":null,"status":"public","like_student_ids":[],"is_featured":false,"views":202,"hashid":"9ygsprzp6","is_content_changed":false,"review_status":"unsubmitted","submitted_at":null,"reviewed_at":null,"advise":null,"is_deleted":false}

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