[81] | 1 | /* -*- coding: utf-8 -*- |
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| 2 | * |
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| 3 | * Copyright (C) 2010 by Atzm WATANABE <atzm@atzm.org> |
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| 4 | * |
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| 5 | * This program is free software; you can redistribute it and/or modify it |
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| 6 | * under the terms of the GNU General Public License (version 2) as |
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| 7 | * published by the Free Software Foundation. It is distributed in the |
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| 8 | * hope that it will be useful, but WITHOUT ANY WARRANTY; without even the |
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| 9 | * implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR |
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| 10 | * PURPOSE. See the GNU General Public License for more details. |
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| 11 | * |
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| 12 | * $Id$ |
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| 13 | * |
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| 14 | */ |
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| 15 | |
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| 16 | System = { |
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| 17 | "screen": { |
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| 18 | "canvas": null, |
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| 19 | "ctx": null, |
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| 20 | "width": 0, |
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| 21 | "height": 0 |
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| 22 | }, |
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[119] | 23 | "sound": {}, |
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[84] | 24 | "message": null, |
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[109] | 25 | "enemyImages": new Array(), |
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[108] | 26 | "enemies": new Array(), |
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| 27 | "players": new Array(), |
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[112] | 28 | "score": {}, |
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[123] | 29 | "stage": -1, |
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[286] | 30 | "round": 1, |
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[81] | 31 | "backgroundObject": new Array(), |
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[95] | 32 | "deathPieces": new Array(), |
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[130] | 33 | "items": new Array(), |
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[81] | 34 | "mainIntervalId": 0 |
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| 35 | }; |
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| 36 | |
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| 37 | |
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| 38 | /* |
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[108] | 39 | * Tiun Tiun Utilities |
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[95] | 40 | */ |
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| 41 | var DeathPiece = function(sizes, colors, x, y, dir, speed) { |
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[114] | 42 | var that = new LinerBullet(sizes[0], colors[0], null, |
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| 43 | System.screen.width, System.screen.height, |
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| 44 | x, y, dir, speed); |
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[95] | 45 | |
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| 46 | var sizeIdx = -1; |
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| 47 | var colorIdx = -1; |
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| 48 | |
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| 49 | that.getSize = function() { |
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| 50 | if (++sizeIdx >= sizes.length) |
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| 51 | sizeIdx = 0; |
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| 52 | return sizes[sizeIdx]; |
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| 53 | }; |
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| 54 | |
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| 55 | that.getColor = function() { |
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| 56 | if (++colorIdx >= colors.length) |
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| 57 | colorIdx = 0; |
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| 58 | return colors[colorIdx]; |
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| 59 | }; |
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| 60 | |
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| 61 | return that; |
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| 62 | }; |
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| 63 | |
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[108] | 64 | function addDeathPieces(x, y, sizes, colors, speed, way) { |
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| 65 | if (way % 2) |
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| 66 | way++; |
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[95] | 67 | |
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[108] | 68 | var pieces = new Array(); |
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| 69 | var angle = 0; |
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| 70 | var delta = 2 / way; |
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| 71 | |
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| 72 | for(var i = 0; i < way; i++) { |
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| 73 | pieces.push(new DeathPiece(sizes, colors, x, y, angle * Math.PI, speed)); |
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| 74 | angle += delta; |
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| 75 | } |
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| 76 | |
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| 77 | System.deathPieces.push(pieces); |
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| 78 | } |
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| 79 | |
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| 80 | function updateDeathPieces(ctx, width, height) { |
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| 81 | var newObjs = new Array(); |
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| 82 | |
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| 83 | for (var i = 0; i < System.deathPieces.length; i++) { |
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| 84 | var pieces = System.deathPieces[i]; |
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| 85 | var newPieces = new Array(); |
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| 86 | |
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| 87 | for (var k = 0; k < pieces.length; k++) { |
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| 88 | pieces[k].next(); |
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| 89 | pieces[k].draw(ctx); |
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| 90 | if (!pieces[k].vanished(width, height)) |
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| 91 | newPieces.push(pieces[k]); |
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| 92 | } |
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| 93 | |
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| 94 | if (newPieces.length) |
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| 95 | newObjs.push(newPieces); |
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| 96 | } |
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| 97 | |
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| 98 | System.deathPieces = newObjs; |
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| 99 | } |
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| 100 | |
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| 101 | |
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[95] | 102 | /* |
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[130] | 103 | * Item Utilities |
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| 104 | */ |
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| 105 | function addItem(x, y, angle, size, color, speed, attrs) { |
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| 106 | var frame = {"style": "rect", "color": attrs.color, "width": size * 2, "height": size * 2}; |
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| 107 | var item = new YExtendBullet(size, color, frame, |
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| 108 | System.screen.width, System.screen.height, |
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| 109 | x, y, angle * Math.PI, speed); |
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| 110 | item.attrs = attrs; |
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| 111 | System.items.push(item); |
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| 112 | } |
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| 113 | |
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| 114 | function updateItems(ctx, width, height, troopers) { |
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| 115 | var newObjs = new Array(); |
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| 116 | |
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| 117 | ITEMLOOP: |
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| 118 | for (var i = 0; i < System.items.length; i++) { |
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| 119 | var item = System.items[i]; |
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| 120 | |
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| 121 | item.next(); |
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| 122 | item.draw(ctx, function(bullet, ctx) { |
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| 123 | drawString( |
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| 124 | ctx, "source-over", item.attrs.symbol, |
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| 125 | bullet.x, bullet.y, |
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| 126 | item.attrs.color, item.size + "pt monospace", "center" |
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| 127 | ); |
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| 128 | }); |
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| 129 | |
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| 130 | for (var j = 0; j < troopers.length; j++) { |
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| 131 | var trooper = troopers[j]; |
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| 132 | |
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| 133 | if (touch(trooper.x, trooper.y, trooper.size, item.x, item.y, item.size)) { |
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| 134 | switch (item.attrs.type) { |
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| 135 | case "score": |
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| 136 | playSound("se_item_score"); |
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| 137 | if (System.score[trooper.name] !== undefined) |
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| 138 | System.score[trooper.name] += item.attrs.quantity; |
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| 139 | break; |
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| 140 | case "shot": |
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| 141 | playSound("se_item_shot"); |
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| 142 | for (var k = 0; k < trooper.barrages.length; k++) { |
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| 143 | trooper.barrages[k].way += item.attrs.quantity; |
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[131] | 144 | if (trooper.barrages[k].way >= 5) |
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| 145 | trooper.barrages[k].way = 5; |
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[130] | 146 | } |
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| 147 | break; |
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[131] | 148 | case "wide": |
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| 149 | playSound("se_item_wide"); |
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| 150 | for (var k = 0; k < trooper.barrages.length; k++) { |
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| 151 | trooper.barrages[k].size += item.attrs.quantity; |
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| 152 | if (trooper.barrages[k].size >= 12) |
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| 153 | trooper.barrages[k].size = 12; |
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| 154 | } |
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| 155 | break; |
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[130] | 156 | case "bomb": |
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| 157 | playSound("se_item_bomb"); |
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| 158 | trooper.numBombs += item.attrs.quantity; |
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| 159 | break; |
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| 160 | case "life": |
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| 161 | playSound("se_item_life"); |
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| 162 | trooper.life += item.attrs.quantity; |
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| 163 | break; |
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| 164 | } |
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| 165 | |
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| 166 | continue ITEMLOOP; |
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| 167 | } |
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| 168 | } |
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| 169 | |
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| 170 | if (!item.vanished(width, height)) |
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| 171 | newObjs.push(item); |
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| 172 | } |
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| 173 | |
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| 174 | System.items = newObjs; |
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| 175 | } |
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| 176 | |
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| 177 | |
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| 178 | /* |
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[81] | 179 | * Utility Functions |
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| 180 | */ |
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[108] | 181 | function setMessage(elem, msg) { |
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| 182 | if (elem) |
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| 183 | elem.innerHTML = msg; |
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| 184 | } |
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| 185 | |
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| 186 | function addMessage(elem, msg) { |
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| 187 | if (elem) |
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| 188 | elem.innerHTML += msg; |
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| 189 | } |
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| 190 | |
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[81] | 191 | function updateBackground(ctx, width, height, size, color, max) { |
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| 192 | if (System.backgroundObject.length < max) { |
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| 193 | var x = Math.ceil(Math.random() * width); |
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| 194 | var s = Math.ceil(Math.random() * 5); |
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| 195 | System.backgroundObject.push( |
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[114] | 196 | new LinerBullet(size, color, null, |
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| 197 | System.screen.width, System.screen.height, |
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| 198 | x, 0, 0.5 * Math.PI, s)); |
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[81] | 199 | } |
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| 200 | |
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| 201 | var newObjs = new Array(); |
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[108] | 202 | |
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[96] | 203 | for (var i = 0; i < System.backgroundObject.length; i++) { |
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[81] | 204 | System.backgroundObject[i].next(); |
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| 205 | System.backgroundObject[i].draw(ctx); |
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| 206 | if (!System.backgroundObject[i].vanished(width, height)) |
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| 207 | newObjs.push(System.backgroundObject[i]); |
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| 208 | } |
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[108] | 209 | |
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[81] | 210 | System.backgroundObject = newObjs; |
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| 211 | } |
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| 212 | |
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| 213 | function drawScreen(ctx, op, style, width, height) { |
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| 214 | var c = ctx.globalCompositeOperation; |
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| 215 | ctx.globalCompositeOperation = op; |
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| 216 | ctx.beginPath(); |
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| 217 | ctx.fillStyle = style; |
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| 218 | ctx.fillRect(0, 0, width, height); |
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| 219 | ctx.fill(); |
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| 220 | ctx.closePath(); |
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| 221 | ctx.globalCompositeOperation = c; |
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| 222 | } |
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| 223 | |
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| 224 | function drawLifeGauge(ctx, op, trooper, x, y, width) { |
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| 225 | var length = trooper.life; |
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| 226 | |
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| 227 | if (length > width - 20) |
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| 228 | length = width - 20; |
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| 229 | |
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| 230 | var c = ctx.globalCompositeOperation; |
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| 231 | ctx.globalCompositeOperation = op; |
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| 232 | ctx.beginPath(); |
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| 233 | ctx.fillStyle = trooper.color; |
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| 234 | ctx.fillRect(x, y, length, 10); |
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| 235 | ctx.fill(); |
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| 236 | ctx.closePath(); |
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| 237 | ctx.globalCompositeOperation = c; |
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| 238 | |
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| 239 | drawString(ctx, op, trooper.life, x + 2, y + 8, trooper.color, |
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| 240 | "6pt monospace", "left"); |
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| 241 | } |
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| 242 | |
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| 243 | function drawString(ctx, op, string, x, y, color, font, align) { |
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| 244 | var a = ctx.textAlign; |
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| 245 | var f = ctx.font; |
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| 246 | var c = ctx.globalCompositeOperation; |
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| 247 | ctx.globalCompositeOperation = op; |
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| 248 | ctx.beginPath(); |
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| 249 | ctx.textAlign = align; |
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| 250 | ctx.fillStyle = color; |
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| 251 | ctx.font = font; |
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| 252 | ctx.fillText(string, x, y); |
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| 253 | ctx.fill(); |
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| 254 | ctx.textAlign = a; |
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| 255 | ctx.font = f; |
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| 256 | ctx.closePath(); |
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| 257 | ctx.globalCompositeOperation = c; |
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| 258 | } |
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| 259 | |
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[108] | 260 | function updateTrooper(trooper, enemyKey) { |
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| 261 | trooper.update(System[enemyKey]); |
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[95] | 262 | |
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[108] | 263 | var aliveEnemies = new Array(); |
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| 264 | for (var i = 0; i < System[enemyKey].length; i++) { |
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| 265 | var enemy = System[enemyKey][i]; |
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| 266 | |
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| 267 | if (enemy.isDead()) { |
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[112] | 268 | if (System.score[trooper.name] !== undefined) { |
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| 269 | System.score[trooper.name] += enemy.maxLife * 100; |
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| 270 | } |
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[108] | 271 | } |
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| 272 | else { |
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| 273 | aliveEnemies.push(enemy); |
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| 274 | } |
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[95] | 275 | } |
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[108] | 276 | System[enemyKey] = aliveEnemies; |
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[95] | 277 | |
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[108] | 278 | trooper.draw(System.screen.ctx); |
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| 279 | } |
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| 280 | |
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[126] | 281 | function getStageNumber() { |
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| 282 | return System.stage; |
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| 283 | } |
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| 284 | |
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[286] | 285 | function getRoundNumber() { |
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| 286 | return System.round; |
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| 287 | } |
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| 288 | |
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[123] | 289 | function switchStage(base) { |
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| 290 | var scores = Object.keys(System.score); |
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| 291 | var sum = 0; |
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| 292 | var stages = new Array(); |
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| 293 | var score = 0; |
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| 294 | var stage = 1; |
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| 295 | var switched = false; |
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[122] | 296 | |
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| 297 | for (var i = 0; i < scores.length; i++) { |
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| 298 | sum += System.score[scores[i]]; |
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| 299 | } |
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| 300 | |
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| 301 | for (var name in System.sound) { |
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| 302 | if (!name.match(/^bgm_stage/)) continue; |
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| 303 | stages.push(name); |
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| 304 | } |
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| 305 | |
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[123] | 306 | score = Math.round(sum / scores.length); |
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| 307 | stage = Math.floor((score % (stages.length * base)) / base) + 1; |
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| 308 | switched = System.stage != stage; |
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[286] | 309 | System.round = System.stage > stage ? System.round + 1 : System.round; |
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[123] | 310 | System.stage = stage; |
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| 311 | |
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| 312 | return switched; |
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| 313 | } |
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| 314 | |
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| 315 | function switchBgm(stage) { |
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| 316 | for (var name in System.sound) { |
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[125] | 317 | if (!name.match(/^bgm_stage/)) |
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| 318 | continue; |
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[123] | 319 | if (("bgm_stage" + stage) == name) |
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| 320 | playSound(name); |
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| 321 | else |
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| 322 | pauseSound(name, true); |
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[122] | 323 | } |
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| 324 | } |
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| 325 | |
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[119] | 326 | function toggleSound(val) { |
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| 327 | for (var name in System.sound) |
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| 328 | System.sound[name].muted = !val; |
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| 329 | } |
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| 330 | |
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| 331 | function registerSound(name, audio) { |
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| 332 | System.sound[name] = audio; |
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| 333 | } |
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| 334 | |
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| 335 | function playSound(name) { |
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| 336 | if (System.sound[name]) |
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| 337 | System.sound[name].play(); |
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| 338 | } |
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| 339 | |
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[122] | 340 | function pauseSound(name, stop) { |
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| 341 | if (System.sound[name]) { |
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| 342 | System.sound[name].pause(); |
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| 343 | if (stop) |
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| 344 | System.sound[name].currentTime = 0; |
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| 345 | } |
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| 346 | } |
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| 347 | |
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[126] | 348 | function getEnemiesOnScreen() { |
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[110] | 349 | return System.enemies.length; |
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| 350 | } |
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| 351 | |
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[109] | 352 | function addEnemyImage(image) { |
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| 353 | System.enemyImages.push(image); |
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| 354 | } |
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| 355 | |
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[108] | 356 | function addEnemy(enemyData) { |
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| 357 | var actList = EnemyActionLists[enemyData.mtime % EnemyActionLists.length]; |
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| 358 | var shot = EnemyShots[enemyData.hitpoint % EnemyShots.length]; |
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| 359 | var numAct = enemyData.agility % (EnemyActions.length - 1) + 1; |
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| 360 | var numBlt = enemyData.skills.length % (EnemyBullets.length - 1) + 1; |
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| 361 | var numBrrg = enemyData.skills.length % (EnemyBarrages.length - 1) + 1; |
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| 362 | var acts = new Array(); |
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| 363 | var brrgs = new Array(); |
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| 364 | |
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[286] | 365 | var bulletWay = Math.ceil(enemyData.concentration / 10) * getRoundNumber(); |
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[108] | 366 | var bulletInterval = Math.round(50 * 1 / Math.log(enemyData.skillpoint + 0.1)); |
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| 367 | var bulletSize = Math.round(Math.log(enemyData.luck + 1)); |
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| 368 | var bulletFrameWidth = (bulletSize + 5) * 2; |
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| 369 | var bulletFrameHeight = (bulletSize + 5) * 4; |
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[286] | 370 | var bulletSpeed = (enemyData.strength / 15) * getRoundNumber(); |
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[108] | 371 | |
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| 372 | bulletSpeed = Math.log(bulletSpeed < 1.5 ? 1.5 : bulletSpeed); |
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| 373 | |
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| 374 | for (var i = 0; i < numAct; i++) { |
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| 375 | var idx = (enemyData.agility + i) % EnemyActions.length; |
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| 376 | acts.push(new EnemyActions[idx](new shot())); |
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[95] | 377 | } |
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[108] | 378 | |
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| 379 | for (var i = 0; i < numBrrg; i++) { |
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| 380 | var idx = (enemyData.skillpoint + i * (enemyData.skills.length + 1)) % EnemyBarrages.length; |
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| 381 | var brrgCls = EnemyBarrages[idx]; |
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[116] | 382 | var frameColor; |
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[108] | 383 | |
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[116] | 384 | switch(idx % 3) { |
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| 385 | case 0: |
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| 386 | frameColor = "rgba(128,32,32,0.7)"; |
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| 387 | break; |
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| 388 | case 1: |
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| 389 | frameColor = "rgba(32,128,32,0.7)"; |
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| 390 | break; |
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| 391 | default: |
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[117] | 392 | frameColor = "rgba(64,64,128,0.7)"; |
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[116] | 393 | } |
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| 394 | |
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[108] | 395 | for (var k = 0; k < numBlt; k++) { |
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| 396 | var iidx = (enemyData.skills.length + i + k) % EnemyBullets.length; |
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| 397 | brrgs.push( |
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| 398 | new brrgCls( |
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| 399 | EnemyBullets[iidx], |
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| 400 | bulletSize, |
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| 401 | "#FF3", |
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[116] | 402 | {"style": "rect", "color": frameColor, |
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[108] | 403 | "width": bulletFrameWidth, "height": bulletFrameHeight}, |
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| 404 | bulletInterval, |
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| 405 | bulletSpeed, |
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| 406 | bulletWay |
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| 407 | ) |
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| 408 | ); |
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| 409 | } |
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[95] | 410 | } |
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| 411 | |
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[108] | 412 | var size = Math.ceil((System.screen.width / 2) * (1 / enemyData.defense)); |
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| 413 | var enemy = new Trooper( |
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| 414 | enemyData.name, |
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| 415 | new actList(acts), |
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[109] | 416 | System.enemyImages[enemyData.hitpoint % System.enemyImages.length], |
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[108] | 417 | size, |
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| 418 | size, |
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| 419 | "#F33", |
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| 420 | "#F33", |
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[121] | 421 | Math.floor(Math.random() * System.screen.width), |
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| 422 | Math.floor(Math.random() * (System.screen.height / 4)), |
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[108] | 423 | System.screen.width, |
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| 424 | System.screen.height, |
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[111] | 425 | Math.floor(enemyData.hitpoint / 25) + 1, |
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[108] | 426 | Math.log(enemyData.agility + 0.1) * 3, |
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| 427 | 0, |
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| 428 | ["rgba(255,0,0,0.3)", "rgba(0,0,255,0.3)"], |
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| 429 | brrgs |
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| 430 | ); |
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[81] | 431 | |
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[129] | 432 | enemy.registerCallback("damaged", function() { |
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| 433 | if (enemy.isDead()) { |
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| 434 | playSound("se_destroy"); |
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| 435 | |
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| 436 | addDeathPieces( |
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| 437 | enemy.x, enemy.y, |
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| 438 | [6, 8, 10], ["#F55", "#FAA"], 3, 8 |
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| 439 | ); |
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[130] | 440 | |
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[286] | 441 | var itemAttr = null; |
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| 442 | |
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| 443 | PLAYERSLOOP: |
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| 444 | for (var i = 0; i < System.players.length; i++) { |
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| 445 | for (var k = 0; k < System.players[i].barrages.length; k++) { |
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| 446 | if (System.players[i].barrages[k].way <= 1) { |
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| 447 | itemAttr = {"color": "#FAA", "symbol": "P", "type": "shot", "quantity": 1}; |
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| 448 | break PLAYERSLOOP; |
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| 449 | } |
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| 450 | } |
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[130] | 451 | } |
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[286] | 452 | |
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| 453 | if (!itemAttr) { |
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| 454 | var itemRand = Math.floor(Math.random() * 100); |
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| 455 | if (itemRand < 40) { |
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| 456 | // nothing |
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| 457 | } |
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| 458 | else if (itemRand < 70) { |
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| 459 | itemAttr = {"color": "#AAF", "symbol": "S", "type": "score", "quantity": enemy.maxLife * 200}; |
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| 460 | } |
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| 461 | else if (itemRand < 85) { |
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| 462 | itemAttr = {"color": "#FAA", "symbol": "P", "type": "shot", "quantity": 1}; |
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| 463 | } |
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| 464 | else if (itemRand < 95) { |
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| 465 | itemAttr = {"color": "#A5F", "symbol": "W", "type": "wide", "quantity": 1}; |
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| 466 | } |
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| 467 | else if (itemRand < 98) { |
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| 468 | itemAttr = {"color": "#FFA", "symbol": "B", "type": "bomb", "quantity": 1}; |
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| 469 | } |
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| 470 | else { |
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| 471 | itemAttr = {"color": "#AFA", "symbol": "L", "type": "life", "quantity": 1}; |
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| 472 | } |
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[130] | 473 | } |
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| 474 | |
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| 475 | if (itemAttr) |
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| 476 | addItem(enemy.x, enemy.y, 0.5, 5, "#AFA", 1, itemAttr); |
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[129] | 477 | } |
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| 478 | else { |
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| 479 | playSound("se_damage"); |
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| 480 | } |
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| 481 | }); |
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| 482 | |
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[108] | 483 | System.enemies.push(enemy); |
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[84] | 484 | } |
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| 485 | |
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| 486 | |
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[81] | 487 | /* |
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| 488 | * Main loop |
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| 489 | */ |
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| 490 | function mainLoop() { |
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| 491 | // clear screen |
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| 492 | drawScreen( |
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| 493 | System.screen.ctx, |
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| 494 | "source-over", |
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[106] | 495 | "rgba(8,8,8,0.8)", |
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[81] | 496 | System.screen.width, |
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| 497 | System.screen.height |
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| 498 | ); |
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| 499 | |
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| 500 | // update background objects |
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| 501 | updateBackground( |
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| 502 | System.screen.ctx, |
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| 503 | System.screen.width, |
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| 504 | System.screen.height, |
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| 505 | 1, "#CAF", 10 |
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| 506 | ); |
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| 507 | |
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[123] | 508 | // switch stage |
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| 509 | if (switchStage(50000)) |
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[126] | 510 | switchBgm(getStageNumber()); |
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[122] | 511 | |
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[126] | 512 | // draw stage number |
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| 513 | drawString( |
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| 514 | System.screen.ctx, |
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| 515 | "source-over", |
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[286] | 516 | "ROUND " + getRoundNumber() + " / STAGE " + getStageNumber(), |
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[126] | 517 | System.screen.width - 10, |
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[130] | 518 | 15, |
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[126] | 519 | "#ACF", "9pt monospace", "right" |
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| 520 | ); |
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| 521 | |
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[112] | 522 | // draw score |
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| 523 | var scoreNames = Object.keys(System.score).sort(); |
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| 524 | for (var i = 0; i < scoreNames.length; i++) { |
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| 525 | var name = scoreNames[i]; |
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| 526 | drawString( |
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| 527 | System.screen.ctx, |
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| 528 | "source-over", |
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[126] | 529 | name + " SCORE " + System.score[name], |
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[112] | 530 | (System.screen.width - 10), |
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[130] | 531 | i * 16 + 30, |
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[112] | 532 | "#ACF", "9pt monospace", "right" |
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| 533 | ); |
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| 534 | } |
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| 535 | |
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[130] | 536 | // update/draw items |
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| 537 | updateItems(System.screen.ctx, |
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| 538 | System.screen.width, |
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| 539 | System.screen.height, |
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| 540 | System.players); |
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| 541 | |
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[95] | 542 | // update/draw troopers |
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[108] | 543 | for (var i = 0; i < System.players.length; i++) { |
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| 544 | var player = System.players[i]; |
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[81] | 545 | |
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[108] | 546 | updateTrooper(player, "enemies"); |
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[81] | 547 | |
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[108] | 548 | drawLifeGauge( |
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| 549 | System.screen.ctx, |
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| 550 | "lighter", |
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| 551 | player, |
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| 552 | 10, |
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| 553 | (System.screen.height - 20) - (i * 33), |
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| 554 | System.screen.width |
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| 555 | ); |
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| 556 | |
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| 557 | drawString( |
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| 558 | System.screen.ctx, |
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| 559 | "source-over", |
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| 560 | player.name, |
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| 561 | 10, |
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| 562 | (System.screen.height - 23) - (i * 33), |
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| 563 | "#ACF", "9pt monospace", "left" |
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| 564 | ); |
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[130] | 565 | |
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| 566 | drawString( |
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| 567 | System.screen.ctx, |
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| 568 | "source-over", |
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| 569 | "BOMB " + player.numBombs, |
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| 570 | (System.screen.width - 10), |
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| 571 | (System.screen.height - 23) - (i * 33), |
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| 572 | "#ACF", "9pt monospace", "right" |
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| 573 | ); |
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[108] | 574 | } |
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| 575 | |
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| 576 | // update/draw enemies |
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| 577 | for (var i = 0; i < System.enemies.length; i++) { |
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| 578 | var enemy = System.enemies[i]; |
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| 579 | |
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| 580 | updateTrooper(enemy, "players"); |
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| 581 | |
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| 582 | drawLifeGauge( |
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| 583 | System.screen.ctx, |
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| 584 | "lighter", |
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| 585 | enemy, 10, i * 33 + 10, |
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| 586 | System.screen.width |
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| 587 | ); |
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| 588 | |
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| 589 | drawString( |
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| 590 | System.screen.ctx, |
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| 591 | "source-over", |
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| 592 | enemy.name, 10, i * 33 + 33, |
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| 593 | "#FCA", "9pt monospace", "left" |
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| 594 | ); |
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| 595 | } |
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| 596 | |
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| 597 | updateDeathPieces(System.screen.ctx, |
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| 598 | System.screen.width, |
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| 599 | System.screen.height); |
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| 600 | |
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| 601 | if (!System.players.length) { |
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| 602 | drawString( |
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| 603 | System.screen.ctx, "source-over", |
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| 604 | "GAME OVER", |
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| 605 | System.screen.width / 2, |
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| 606 | System.screen.height / 2, |
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| 607 | "#ACF", "24pt monospace", "center" |
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| 608 | ); |
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| 609 | } |
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[81] | 610 | } |
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| 611 | |
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| 612 | |
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| 613 | /* |
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| 614 | * Initializer |
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| 615 | */ |
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[132] | 616 | function initGame(canvas, msg, playerData, scoreCallback) { |
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[81] | 617 | System.screen.canvas = canvas; |
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[84] | 618 | System.message = msg; |
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[81] | 619 | System.screen.ctx = System.screen.canvas.getContext("2d"); |
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| 620 | System.screen.width = System.screen.canvas.width; |
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| 621 | System.screen.height = System.screen.canvas.height; |
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[95] | 622 | System.gameOver = false; |
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[81] | 623 | |
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| 624 | System.screen.ctx.globalCompositeOperation = "lighter"; |
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| 625 | |
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| 626 | if (System.mainIntervalId) { |
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| 627 | clearInterval(System.mainIntervalId); |
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[122] | 628 | System.mainIntervalId = 0; |
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| 629 | System.players = new Array(); |
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| 630 | System.enemies = new Array(); |
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| 631 | System.backgroundObject = new Array(); |
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| 632 | System.deathPieces = new Array(); |
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[81] | 633 | } |
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| 634 | |
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[119] | 635 | var trooper = new Trooper( |
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[81] | 636 | playerData.name, |
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| 637 | new ActionList([new ManualAction(new ManualShot())]), |
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[109] | 638 | playerData.image, |
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[81] | 639 | playerData.size, |
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[97] | 640 | playerData.hitsize, |
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[81] | 641 | "#33F", |
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[97] | 642 | "#F33", |
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[81] | 643 | System.screen.width / 2, |
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| 644 | System.screen.height - System.screen.height / 7, |
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| 645 | System.screen.width, |
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| 646 | System.screen.height, |
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| 647 | playerData.hitpoint, |
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| 648 | playerData.speed, |
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[92] | 649 | playerData.numbombs, |
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[98] | 650 | ["rgba(255,0,0,0.3)", "rgba(0,0,255,0.3)"], |
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[81] | 651 | [new LinerBarrage(YExtendBullet, |
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| 652 | playerData.shotsize, |
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[131] | 653 | "rgba(64,64,128,0.4)", |
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[106] | 654 | null, |
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[81] | 655 | playerData.shotinterval, |
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| 656 | playerData.shotspeed, |
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| 657 | playerData.shotlevel, |
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| 658 | -0.5), |
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[130] | 659 | new LinerBarrage(LinerBullet, |
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[81] | 660 | playerData.shotsize, |
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[131] | 661 | "rgba(64,64,128,0.4)", |
---|
[106] | 662 | null, |
---|
[81] | 663 | playerData.shotinterval, |
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| 664 | playerData.shotspeed, |
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| 665 | playerData.shotlevel, |
---|
| 666 | -0.5)] |
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[119] | 667 | ); |
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[129] | 668 | trooper.registerCallback("addBomb", function() { playSound("se_bomb"); }); |
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| 669 | trooper.registerCallback("damaged", function() { |
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| 670 | playSound("se_destroy"); |
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[81] | 671 | |
---|
[129] | 672 | addDeathPieces( |
---|
| 673 | trooper.x, trooper.y, |
---|
| 674 | [6, 8, 10], ["#55F", "#AAF"], 3, 8 |
---|
| 675 | ); |
---|
| 676 | |
---|
| 677 | for (var i = 0; i < System.enemies.length; i++) { |
---|
| 678 | System.enemies[i].clearBullet(); |
---|
| 679 | } |
---|
| 680 | |
---|
| 681 | trooper.x = System.screen.width / 2; |
---|
| 682 | trooper.y = System.screen.height - System.screen.height / 7; |
---|
[130] | 683 | trooper.numBombs = playerData.numbombs; |
---|
| 684 | trooper.barrages = [ |
---|
| 685 | new LinerBarrage(YExtendBullet, |
---|
| 686 | playerData.shotsize, |
---|
[131] | 687 | "rgba(64,64,128,0.4)", |
---|
[130] | 688 | null, |
---|
| 689 | playerData.shotinterval, |
---|
| 690 | playerData.shotspeed, |
---|
| 691 | playerData.shotlevel, |
---|
| 692 | -0.5), |
---|
| 693 | new LinerBarrage(LinerBullet, |
---|
| 694 | playerData.shotsize, |
---|
[131] | 695 | "rgba(64,64,128,0.4)", |
---|
[130] | 696 | null, |
---|
| 697 | playerData.shotinterval, |
---|
| 698 | playerData.shotspeed, |
---|
| 699 | playerData.shotlevel, |
---|
| 700 | -0.5) |
---|
| 701 | ]; |
---|
[132] | 702 | |
---|
| 703 | if (trooper.isDead() && scoreCallback) { |
---|
| 704 | scoreCallback(trooper.name, System.score[trooper.name]); |
---|
| 705 | } |
---|
[129] | 706 | }); |
---|
| 707 | |
---|
[119] | 708 | System.players.push(trooper); |
---|
| 709 | |
---|
[112] | 710 | for (var i = 0; i < System.players.length; i++) { |
---|
| 711 | System.score[System.players[i].name] = 0; |
---|
| 712 | } |
---|
| 713 | |
---|
[122] | 714 | drawScreen( |
---|
| 715 | System.screen.ctx, |
---|
| 716 | "source-over", |
---|
| 717 | "rgba(0,0,0,1)", |
---|
| 718 | System.screen.width, |
---|
| 719 | System.screen.height |
---|
| 720 | ); |
---|
| 721 | |
---|
| 722 | document.onkeydown = function (ev) { setKeyDown(ev.keyCode); }; |
---|
| 723 | document.onkeyup = function (ev) { setKeyUp(ev.keyCode); }; |
---|
| 724 | document.onkeypress = function (ev) { setKeyPress(ev.charCode); }; |
---|
| 725 | |
---|
| 726 | System.mainIntervalId = setInterval(mainLoop, 20); |
---|
[81] | 727 | } |
---|