Changeset 92 for pycodeshooter/trunk/shooter

Timestamp:

01/12/11 18:39:31 (14 years ago)

Author:

atzm

Message:

bomb support

Location:

pycodeshooter/trunk/shooter

Files:

• action.js (modified) (3 diffs)
• system.js (modified) (2 diffs)
• trooper.js (modified) (6 diffs)

pycodeshooter/trunk/shooter/action.js

@@ -21 +21 @@
 const ACTION_DELAY  = 32;
 const SWITCH_BULLET = 1;
+const SWITCH_BOMB   = 2;
 var   currentAction = 0;
 var   currentSwitch = 0;
@@ -57 +58 @@
 function getSwitchByCharCode(charCode) {
     switch(charCode) {
+    case 97:  // a
+        return SWITCH_BOMB;
     case 99:  // c
         return SWITCH_BULLET;
@@ -106 +109 @@
                 this.index = 0;
             unsetSwitch(SWITCH_BULLET);
+        }
+        if (isSetSwitch(SWITCH_BOMB)) {
+            trooper.addBomb();
+            unsetSwitch(SWITCH_BOMB);
         }
         if (isInAction(ACTION_SHOT))

pycodeshooter/trunk/shooter/system.js

@@ -233 +233 @@
         playerData.hitpoint,
         playerData.speed,
+        playerData.numbombs,
         [new LinerBarrage(YExtendBullet,
                           playerData.shotsize,
@@ -313 +314 @@
         bossData.hitpoint,
         Math.log(bossData.agility + 0.1) * 3,
+        0,
         brrgs
     );

pycodeshooter/trunk/shooter/trooper.js

@@ -14 +14 @@
  */
 
+function touch(x1, y1, s1, x2, y2, s2) {
+    var dx = Math.pow(x2 - x1, 2);
+    var dy = Math.pow(y2 - y1, 2);
+    if (Math.sqrt(dx + dy) < s1 + s2)
+        return true;
+    return false;
+}
+
+var Bomb = function(x, y, w, h, size, speed, colors) {
+    this.x      = x;
+    this.y      = y;
+    this.w      = w;
+    this.h      = h;
+    this.size   = size;
+    this.speed  = speed;
+    this.colors = colors;
+    this.colIdx = 0;
+
+    this.update = function(enemy) {
+        this.size += this.speed;
+
+        // judge bullet
+        var delIdx = new Array();
+        for (i = 0; i < enemy.bullets.length; i++) {
+            if (touch(this.x, this.y, this.size,
+                      enemy.bullets[i].x, enemy.bullets[i].y, enemy.bullets[i].size))
+                delIdx.push(i);
+        }
+        enemy.delBullet(delIdx);
+
+        // judge enemy
+        if (touch(this.x, this.y, this.size, enemy.x, enemy.y, enemy.size) && enemy.life > 0)
+            enemy.life--;
+    };
+
+    this.draw = function(ctx) {
+        ctx.beginPath();
+        ctx.fillStyle = this.colors[this.colIdx];
+        ctx.arc(this.x, this.y, this.size, 0, Math.PI * 2.0, true);
+        ctx.fill();
+        ctx.closePath();
+
+        if (++this.colIdx >= this.colors.length)
+            this.colIdx = 0;
+    };
+
+    this.vanished = function() {
+        if (this.size > this.w && this.size > this.h)
+            return true;
+        return false;
+    };
+};
+
 var Trooper = function(name, actList, size, color, x, y, w, h,
-                       life, speed, barrages) {
+                       life, speed, numBombs, barrages) {
 
     this.bullets  = new Array();
+    this.bomb     = null;
     this.name     = name;
     this.actList  = actList;
@@ -28 +82 @@
     this.life     = life;
     this.speed    = speed;
+    this.numBombs = numBombs;
     this.barrages = barrages;
 
@@ -66 +121 @@
         this.actList.update(this, enemy);
 
+        // update bomb
+        if (this.bomb) {
+            this.bomb.update(enemy);
+            if (this.bomb.vanished())
+                this.bomb = null;
+        }
+
         // update/delete my bullets
         delIdx = new Array();
@@ -79 +141 @@
         delIdx = new Array();
         for (i = 0; i < enemy.bullets.length; i++) {
-            var dx = Math.pow(enemy.bullets[i].x - this.x, 2);
-            var dy = Math.pow(enemy.bullets[i].y - this.y, 2);
-
-            if (Math.sqrt(dx + dy) < this.size + enemy.bullets[i].size)
+            if (touch(this.x, this.y, this.size,
+                      enemy.bullets[i].x, enemy.bullets[i].y, enemy.bullets[i].size))
                 delIdx.push(i);
         }
-        enemy.delBullet(delIdx)
+        enemy.delBullet(delIdx);
 
         // update life
@@ -93 +153 @@
 
     this.draw = function(ctx) {
+        // draw bomb
+        if (this.bomb)
+            this.bomb.draw(ctx);
+
         // draw trooper
         ctx.beginPath();
@@ -125 +189 @@
         this.bullets = newBullets;
     };
+
+    this.addBomb = function() {
+        if (!this.bomb && this.numBombs > 0) {
+            this.bomb = new Bomb(this.x, this.y, this.w, this.h, this.size * 2, 10,
+                                 ["rgba(255,0,0,0.3)", "rgba(0,0,255,0.3)"]);
+            this.numBombs--;
+        }
+    };
 }