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Add mouse wheel support and input test page.

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This commit is contained in:
Joel Martin
2010-05-25 11:05:55 -05:00
parent 7f4f41b0c7
commit a575a383fb
4 changed files with 133 additions and 3 deletions
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13
include/canvas.js
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@@ -42,6 +42,14 @@ mouseMove: function (e) {
(evt.clientX - Canvas.c_x) + "," + (evt.clientY - Canvas.c_y));
},
mouseWheel: function (e) {
var evt = e.event || window.event;
//e = e ? e : window.event;
var wheelData = evt.detail ? evt.detail * -1 : evt.wheelDelta / 40;
console.log('mouse scroll by ' + wheelData + ':' +
(evt.clientX - Canvas.c_x) + "," + (evt.clientY - Canvas.c_y));
},
keyDown: function (e) {
e.stop();
@@ -67,7 +75,7 @@ ctxDisable: function (e) {
init: function (id, width, height, keyDown, keyUp,
mouseDown, mouseUp, mouseMove) {
mouseDown, mouseUp, mouseMove, mouseWheel) {
console.log(">> Canvas.init");
Canvas.id = id;
@@ -77,6 +85,7 @@ init: function (id, width, height, keyDown, keyUp,
if (! mouseDown) { mouseDown = Canvas.mouseDown; }
if (! mouseUp) { mouseUp = Canvas.mouseUp; }
if (! mouseMove) { mouseMove = Canvas.mouseMove; }
if (! mouseWheel) { mouseWheel = Canvas.mouseWheel; }
var c = $(Canvas.id);
document.addEvent('keydown', keyDown);
@@ -84,6 +93,7 @@ init: function (id, width, height, keyDown, keyUp,
c.addEvent('mousedown', mouseDown);
c.addEvent('mouseup', mouseUp);
c.addEvent('mousemove', mouseMove);
c.addEvent('mousewheel', mouseWheel);
/* Work around right and middle click browser behaviors */
document.addEvent('click', Canvas.ctxDisable);
@@ -122,6 +132,7 @@ stop: function () {
c.removeEvents('mousedown');
c.removeEvents('mouseup');
c.removeEvents('mousemove');
c.removeEvents('DOMMouseScroll');
/* Work around right and middle click browser behaviors */
document.removeEvents('click');