Added support for building distribution packages with Jake

1 files changed, 84 insertions, 0 deletions

diff --git a/source/keyboard.js b/source/keyboard.js
new file mode 100644
index 0000000..6342b2b
--- /dev/null
+++ b/source/keyboard.js
@@ -0,0 +1,84 @@
+/*
+JSNES, based on Jamie Sanders' vNES
+Copyright (C) 2010 Ben Firshman
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+// Keyboard events are bound in the UI
+JSNES.Keyboard = function() {
+    var i;
+    
+    this.keys = {
+        KEY_A: 0,
+        KEY_B: 1,
+        KEY_SELECT: 2,
+        KEY_START: 3,
+        KEY_UP: 4,
+        KEY_DOWN: 5,
+        KEY_LEFT: 6,
+        KEY_RIGHT: 7
+    };
+
+    this.state1 = new Array(8);
+    for (i = 0; i < this.state1.length; i++) {
+        this.state1[i] = 0x40;
+    }
+    this.state2 = new Array(8);
+    for (i = 0; i < this.state2.length; i++) {
+        this.state2[i] = 0x40;
+    }
+};
+
+JSNES.Keyboard.prototype = {
+    setKey: function(key, value) {
+        switch (key) {
+            case 88: this.state1[this.keys.KEY_A] = value; break;      // X
+            case 90: this.state1[this.keys.KEY_B] = value; break;      // Z
+            case 17: this.state1[this.keys.KEY_SELECT] = value; break; // Right Ctrl
+            case 13: this.state1[this.keys.KEY_START] = value; break;  // Enter
+            case 38: this.state1[this.keys.KEY_UP] = value; break;     // Up
+            case 40: this.state1[this.keys.KEY_DOWN] = value; break;   // Down
+            case 37: this.state1[this.keys.KEY_LEFT] = value; break;   // Left
+            case 39: this.state1[this.keys.KEY_RIGHT] = value; break;  // Right
+
+            case 103: this.state2[this.keys.KEY_A] = value; break;     // Num-7
+            case 105: this.state2[this.keys.KEY_B] = value; break;     // Num-9
+            case 99: this.state2[this.keys.KEY_SELECT] = value; break; // Num-3
+            case 97: this.state2[this.keys.KEY_START] = value; break;  // Num-1
+            case 104: this.state2[this.keys.KEY_UP] = value; break;    // Num-8
+            case 98: this.state2[this.keys.KEY_DOWN] = value; break;   // Num-2
+            case 100: this.state2[this.keys.KEY_LEFT] = value; break;  // Num-4
+            case 102: this.state2[this.keys.KEY_RIGHT] = value; break; // Num-6
+            default: return true;
+        }
+        return false; // preventDefault
+    },
+
+    keyDown: function(evt) {
+        if (!this.setKey(evt.keyCode, 0x41) && evt.preventDefault) {
+            evt.preventDefault();
+        }
+    },
+    
+    keyUp: function(evt) {
+        if (!this.setKey(evt.keyCode, 0x40) && evt.preventDefault) {
+            evt.preventDefault();
+        }
+    },
+    
+    keyPress: function(evt) {
+        evt.preventDefault();
+    }
+};