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-rwxr-xr-x[-rw-r--r--]jaws/jaws.js209
1 files changed, 61 insertions, 148 deletions
diff --git a/jaws/jaws.js b/jaws/jaws.js
index 9b3ebd4..2090b4e 100644..100755
--- a/jaws/jaws.js
+++ b/jaws/jaws.js
@@ -1,4 +1,4 @@
-/* Built at: Sun Oct 05 2014 16:32:43 GMT+0200 (CEST) */
+/* Built at: Sun Oct 05 2014 18:48:22 GMT+0200 (CEST) */
/**
* @namespace JawsJS core functions.
*
@@ -717,62 +717,18 @@ var jaws = (function(jaws) {
var pressed_keys = {}
var previously_pressed_keys = {}
- var keycode_to_string = []
+ var keyCodes = {"0":"48","1":"49","2":"50","3":"51","4":"52","5":"53","6":"54","7":"55","8":"56","9":"57","backspace":"8","tab":"9","enter":"13","shift":"16","ctrl":"17","alt":"18","pause":"19","caps_lock":"20","esc":"27","space":"32","page_up":"33","page_down":"34","end":"35","home":"36","left":"37","up":"38","right":"39","down":"40","insert":"45","delete":"46","a":"65","b":"66","c":"67","d":"68","e":"69","f":"70","g":"71","h":"72","i":"73","j":"74","k":"75","l":"76","m":"77","n":"78","o":"79","p":"80","q":"81","r":"82","s":"83","t":"84","u":"85","v":"86","w":"87","x":"88","y":"89","z":"90","windows_left":"91","windows_right":"92","select":"93","numpad0":"96","numpad1":"97","numpad2":"98","numpad3":"99","numpad4":"100","numpad5":"101","numpad6":"102","numpad7":"103","numpad8":"104","numpad9":"105","asterisk":"106","plus":"107","minus":"109","decimal_point":"110","divide":"111","f1":"112","f2":"113","f3":"114","f4":"115","f5":"116","f6":"117","f7":"118","f8":"119","f9":"120","numlock":"144","scrollock":"145","semicolon":"186","equals":"187","comma":"188","dash":"189","period":"190","slash":"191","grave_accent":"192","open_bracket":"219","backslash":"220","close_bracket":"221","single_quote":"222"};
+ var keycodeNames = {"8":"backspace","9":"tab","13":"enter","16":"shift","17":"ctrl","18":"alt","19":"pause","20":"caps_lock","27":"esc","32":"space","33":"page_up","34":"page_down","35":"end","36":"home","37":"left","38":"up","39":"right","40":"down","45":"insert","46":"delete","48":"0","49":"1","50":"2","51":"3","52":"4","53":"5","54":"6","55":"7","56":"8","57":"9","65":"a","66":"b","67":"c","68":"d","69":"e","70":"f","71":"g","72":"h","73":"i","74":"j","75":"k","76":"l","77":"m","78":"n","79":"o","80":"p","81":"q","82":"r","83":"s","84":"t","85":"u","86":"v","87":"w","88":"x","89":"y","90":"z","91":"windows_left","92":"windows_right","93":"select","96":"numpad0","97":"numpad1","98":"numpad2","99":"numpad3","100":"numpad4","101":"numpad5","102":"numpad6","103":"numpad7","104":"numpad8","105":"numpad9","106":"asterisk","107":"plus","109":"minus","110":"decimal_point","111":"divide","112":"f1","113":"f2","114":"f3","115":"f4","116":"f5","117":"f6","118":"f7","119":"f8","120":"f9","144":"numlock","145":"scrollock","186":"semicolon","187":"equals","188":"comma","189":"dash","190":"period","191":"slash","192":"grave_accent","219":"open_bracket","220":"backslash","221":"close_bracket","222":"single_quote"};
var on_keydown_callbacks = []
var on_keyup_callbacks = []
var mousebuttoncode_to_string = []
var ie_mousebuttoncode_to_string = []
+ var prevent_default_keys = []
/** @private
* Map all javascript keycodes to easy-to-remember letters/words
*/
jaws.setupInput = function() {
- var k = []
-
- k[8] = "backspace"
- k[9] = "tab"
- k[13] = "enter"
- k[16] = "shift"
- k[17] = "ctrl"
- k[18] = "alt"
- k[19] = "pause"
- k[20] = "capslock"
- k[27] = "esc"
- k[32] = "space"
- k[33] = "pageup"
- k[34] = "pagedown"
- k[35] = "end"
- k[36] = "home"
- k[37] = "left"
- k[38] = "up"
- k[39] = "right"
- k[40] = "down"
- k[45] = "insert"
- k[46] = "delete"
-
- k[91] = "left_window_key leftwindowkey"
- k[92] = "right_window_key rightwindowkey"
- k[93] = "select_key selectkey"
- k[106] = "multiply *"
- k[107] = "add plus +"
- k[109] = "subtract minus -"
- k[110] = "decimalpoint"
- k[111] = "divide /"
-
- k[144] = "numlock"
- k[145] = "scrollock"
- k[186] = "semicolon ;"
- k[187] = "equalsign ="
- k[188] = "comma ,"
- k[189] = "dash -"
- k[190] = "period ."
- k[191] = "forwardslash /"
- k[192] = "graveaccent `"
- k[219] = "openbracket ["
- k[220] = "backslash \\"
- k[221] = "closebracket ]"
- k[222] = "singlequote '"
-
var m = []
m[0] = "left_mouse_button"
@@ -787,20 +743,8 @@ jaws.setupInput = function() {
mousebuttoncode_to_string = m
ie_mousebuttoncode_to_string = ie_m;
-
- var numpadkeys = ["numpad0","numpad1","numpad2","numpad3","numpad4","numpad5","numpad6","numpad7","numpad8","numpad9"]
- var fkeys = ["f1","f2","f3","f4","f5","f6","f7","f8","f9"]
- var numbers = ["0","1","2","3","4","5","6","7","8","9"]
- var letters = ["a","b","c","d","e","f","g","h","i","j","k","l","m","n","o","p","q","r","s","t","u","v","w","x","y","z"]
- for(var i = 0; numbers[i]; i++) { k[48+i] = numbers[i] }
- for(var i = 0; letters[i]; i++) { k[65+i] = letters[i] }
- for(var i = 0; numpadkeys[i]; i++) { k[96+i] = numpadkeys[i] }
- for(var i = 0; fkeys[i]; i++) { k[112+i] = fkeys[i] }
-
- keycode_to_string = k
-
- window.addEventListener("keydown", handleKeyDown)
- window.addEventListener("keyup", handleKeyUp)
+ window.addEventListener("keydown", handleKeyDown);
+ window.addEventListener("keyup", handleKeyUp);
var jawswindow = jaws.canvas || jaws.dom
jawswindow.addEventListener("mousedown", handleMouseDown, false);
@@ -818,57 +762,53 @@ jaws.setupInput = function() {
* Reset input-hash. Called when game is blurred so a key-controlled player doesn't keep on moving when the game isn't focused.
*/
function resetPressedKeys(e) {
- pressed_keys = {};
+ for (var x in pressed_keys) {
+ delete pressed_keys[x];
+ }
}
/** @private
* handle event "onkeydown" by remembering what key was pressed
*/
function handleKeyUp(e) {
- event = (e) ? e : window.event
- var human_names = keycode_to_string[event.keyCode];
- if (human_names == null) return;
- human_names = human_names.split(" ");
- human_names.forEach( function(human_name) {
- pressed_keys[human_name] = false
- if(on_keyup_callbacks[human_name]) {
- on_keyup_callbacks[human_name](human_name)
- e.preventDefault()
- }
- if(prevent_default_keys[human_name]) { e.preventDefault() }
- });
+ /* event = (e) ? e : window.event; */ /* Seems unnecessary because e is assumed to be non-null later */
+ var code = code = e.keyCode;
+ pressed_keys[code] = false;
+ if (on_keyup_callbacks[code]) {
+ on_keyup_callbacks[code](code)
+ e.preventDefault()
+ } else if (prevent_default_keys[code]) {
+ e.preventDefault();
+ }
}
/** @private
* handle event "onkeydown" by remembering what key was un-pressed
*/
function handleKeyDown(e) {
- event = (e) ? e : window.event
- var human_names = keycode_to_string[event.keyCode];
- if (human_names == null) return;
- human_names = human_names.split(" ");
- human_names.forEach( function(human_name) {
- pressed_keys[human_name] = true
- if(on_keydown_callbacks[human_name]) {
- on_keydown_callbacks[human_name](human_name)
- e.preventDefault()
- }
- if(prevent_default_keys[human_name]) { e.preventDefault() }
- });
+ /* event = (e) ? e : window.event; */ /* Seems unnecessary because e is assumed to be non-null later */
+ var code = code = e.keyCode;
+ pressed_keys[code] = true;
+ if (on_keydown_callbacks[code]) {
+ on_keydown_callbacks[code](code);
+ e.preventDefault();
+ } else if (prevent_default_keys[code]) {
+ e.preventDefault();
+ }
}
/** @private
* handle event "onmousedown" by remembering what button was pressed
*/
function handleMouseDown(e) {
- event = (e) ? e : window.event
- var human_name = mousebuttoncode_to_string[event.button] // 0 1 2
+ /* event = (e) ? e : window.event; */ /* Seems unnecessary because e is assumed to be non-null later */
+ var human_name = mousebuttoncode_to_string[e.button]; // 0 1 2
if (navigator.appName == "Microsoft Internet Explorer"){
- human_name = ie_mousebuttoncode_to_string[event.button];
+ human_name = ie_mousebuttoncode_to_string[e.button];
}
pressed_keys[human_name] = true
if(on_keydown_callbacks[human_name]) {
- on_keydown_callbacks[human_name](human_name)
- e.preventDefault()
+ on_keydown_callbacks[human_name](human_name);
+ e.preventDefault();
}
}
@@ -877,16 +817,16 @@ function handleMouseDown(e) {
* handle event "onmouseup" by remembering what button was un-pressed
*/
function handleMouseUp(e) {
- event = (e) ? e : window.event
- var human_name = mousebuttoncode_to_string[event.button]
+ /* event = (e) ? e : window.event; */ /* Seems unnecessary because e is assumed to be non-null later */
+ var human_name = mousebuttoncode_to_string[e.button]
if (navigator.appName == "Microsoft Internet Explorer"){
- human_name = ie_mousebuttoncode_to_string[event.button];
+ human_name = ie_mousebuttoncode_to_string[e.button];
}
- pressed_keys[human_name] = false
+ pressed_keys[human_name] = false;
if(on_keyup_callbacks[human_name]) {
- on_keyup_callbacks[human_name](human_name)
- e.preventDefault()
+ on_keyup_callbacks[human_name](human_name);
+ e.preventDefault();
}
}
@@ -894,7 +834,7 @@ function handleMouseUp(e) {
* handle event "touchstart" by remembering what button was pressed
*/
function handleTouchStart(e) {
- event = (e) ? e : window.event
+ /* event = (e) ? e : window.event; */ /* Seems unnecessary because e is assumed to be non-null later */
pressed_keys["left_mouse_button"] = true
jaws.mouse_x = e.touches[0].pageX - jaws.canvas.offsetLeft;
jaws.mouse_y = e.touches[0].pageY - jaws.canvas.offsetTop;
@@ -905,14 +845,11 @@ function handleTouchStart(e) {
* handle event "touchend" by remembering what button was pressed
*/
function handleTouchEnd(e) {
- event = (e) ? e : window.event
- pressed_keys["left_mouse_button"] = false
- jaws.mouse_x = undefined;
- jaws.mouse_y = undefined;
-
+ pressed_keys["left_mouse_button"] = false;
+ jaws.mouse_x = undefined;
+ jaws.mouse_y = undefined;
}
-var prevent_default_keys = []
/**
* Prevents default browseraction for given keys.
* @example
@@ -920,62 +857,39 @@ var prevent_default_keys = []
*/
jaws.preventDefaultKeys = function(array_of_strings) {
var list = arguments;
- if(list.length == 1 && jaws.isArray(list[0])) list = list[0];
-
for(var i=0; i < list.length; i++) {
prevent_default_keys[list[i]] = true;
}
}
/**
- * Check if *keys* are pressed. Second argument specifies use of logical AND when checking multiple keys.
- * @example
- * jaws.pressed("left a"); // returns true if left arrow key OR a is pressed
- * jaws.pressed("ctrl c", true); // returns true if ctrl AND a is pressed
+ * Array: If a key is currently pressed, the value associated to the key is true, otherwise false or not present.
*/
-jaws.pressed = function(keys, logical_and) {
- if(jaws.isString(keys)) { keys = keys.split(" ") }
- if(logical_and) { return keys.every( function(key) { return pressed_keys[key] } ) }
- else { return keys.some( function(key) { return pressed_keys[key] } ) }
-}
+jaws.pressed = pressed_keys;
/**
- * Check if *keys* are pressed, but only return true Once for any given keys. Once keys have been released, pressedWithoutRepeat can return true again when keys are pressed.
- * Second argument specifies use of logical AND when checking multiple keys.
- * @example
- * if(jaws.pressedWithoutRepeat("space")) { player.jump() } // with this in the gameloop player will only jump once even if space is held down
+ * Mapping key names to codes, and vice-versa
*/
-jaws.pressedWithoutRepeat = function(keys, logical_and) {
- if( jaws.pressed(keys, logical_and) ) {
- if(!previously_pressed_keys[keys]) {
- previously_pressed_keys[keys] = true
- return true
- }
- }
- else {
- previously_pressed_keys[keys] = false
- return false
- }
-}
+jaws.keyCodes = keyCodes;
+jaws.keycodeNames = keycodeNames;
/**
* sets up a callback for a key (or array of keys) to call when it's pressed down
*
* @example
* // call goLeft() when left arrow key is pressed
- * jaws.on_keypress("left", goLeft)
+ * jaws.on_keypress(jaws.keyCode("left"), goLeft)
*
* // call fireWeapon() when SPACE or CTRL is pressed
- * jaws.on_keypress(["space","ctrl"], fireWeapon)
+ * jaws.on_keypress([jaws.keyCodes["space"],jaws.keyCodes["ctrl"]], fireWeapon)
*/
jaws.on_keydown = function(key, callback) {
- if(jaws.isArray(key)) {
- for(var i=0; key[i]; i++) {
- on_keydown_callbacks[key[i]] = callback
+ if (jaws.isArray(key)) {
+ for (var i=0; key[i]; i++) {
+ on_keydown_callbacks[key[i]] = callback;
}
- }
- else {
- on_keydown_callbacks[key] = callback
+ } else {
+ on_keydown_callbacks[key] = callback;
}
}
@@ -983,13 +897,12 @@ jaws.on_keydown = function(key, callback) {
* sets up a callback when a key (or array of keys) to call when it's released
*/
jaws.on_keyup = function(key, callback) {
- if(jaws.isArray(key)) {
- for(var i=0; key[i]; i++) {
- on_keyup_callbacks[key[i]] = callback
+ if (jaws.isArray(key)) {
+ for (var i=0; key[i]; i++) {
+ on_keyup_callbacks[key[i]] = callback;
}
- }
- else {
- on_keyup_callbacks[key] = callback
+ } else {
+ on_keyup_callbacks[key] = callback;
}
}
@@ -997,8 +910,8 @@ jaws.on_keyup = function(key, callback) {
* Clean up all callbacks set by on_keydown / on_keyup
*/
jaws.clearKeyCallbacks = function() {
- on_keyup_callbacks = []
- on_keydown_callbacks = []
+ on_keyup_callbacks = [];
+ on_keydown_callbacks = [];
}
return jaws;
generated by cgit v0.10.2 at 2026-01-09 05:16:56 (GMT)