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Add metaKey and altKey handling in keyboard handler

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Resolve #549.
This commit is contained in:
Hyunje Jun 2016-10-18 11:49:20 +09:00
parent 898928b686
commit 0fc5c69b3f
1 changed files with 28 additions and 4 deletions
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32
src/js/plugin/handler/keyboard.js
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@ -71,16 +71,40 @@ function bindKeyboardHandler(element, i) {
switch (e.which) {
case 37: // left
deltaX = -30;
if (e.metaKey) {
deltaX = -i.contentWidth;
} else if (e.altKey) {
deltaX = -i.containerWidth;
} else {
deltaX = -30;
}
break;
case 38: // up
deltaY = 30;
if (e.metaKey) {
deltaY = i.contentHeight;
} else if (e.altKey) {
deltaY = i.containerHeight;
} else {
deltaY = 30;
}
break;
case 39: // right
deltaX = 30;
if (e.metaKey) {
deltaX = i.contentWidth;
} else if (e.altKey) {
deltaX = i.containerWidth;
} else {
deltaX = 30;
}
break;
case 40: // down
deltaY = -30;
if (e.metaKey) {
deltaY = -i.contentHeight;
} else if (e.altKey) {
deltaY = -i.containerHeight;
} else {
deltaY = -30;
}
break;
case 33: // page up
deltaY = 90;