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Code Issues Releases Wiki Activity

this fixes #190

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This commit is contained in:
gorhill 2014-08-30 17:20:14 -04:00
parent 25ccc6bb9b
commit cf6d22c5e0
1 changed files with 21 additions and 2 deletions
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23
js/element-picker.js
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@ -240,6 +240,8 @@ var divDialog = null;
var taCandidate = null;
var targetElements = [];
var svgWidth = 0;
var svgHeight = 0;
/******************************************************************************/
@ -636,9 +638,22 @@ var onKeyPressed = function(ev) {
/******************************************************************************/
var onScrolled = function(ev) {
var newHeight = this.scrollY + this.innerHeight;
if ( newHeight > svgHeight ) {
svgHeight = newHeight;
svgRoot.setAttribute('height', svgHeight);
svgRoot.setAttribute("viewBox", '0 0 ' + svgWidth + ' ' + svgHeight);
}
highlightElements(targetElements, true);
};
/******************************************************************************/
var stopPicker = function() {
if ( pickerRoot !== null ) {
document.removeEventListener('keydown', onKeyPressed);
window.removeEventListener('scroll', onScrolled);
taCandidate.removeEventListener('input', onCandidateChanged);
divDialog.removeEventListener('click', onDialogClicked);
svgRoot.removeEventListener('mousemove', onSvgHovered);
@ -790,8 +805,11 @@ var startPicker = function() {
svgRoot = document.createElementNS(svgns, 'svg');
svgRoot.innerHTML = '<path /><path />';
var svgWidth = document.documentElement.scrollWidth;
var svgHeight = document.documentElement.scrollHeight;
svgWidth = document.documentElement.scrollWidth;
svgHeight = Math.max(
document.documentElement.scrollHeight,
window.scrollY + window.innerHeight
);
svgRoot.setAttribute('x', 0);
svgRoot.setAttribute('y', 0);
svgRoot.setAttribute('width', svgWidth);
@ -829,6 +847,7 @@ var startPicker = function() {
divDialog.addEventListener('click', onDialogClicked);
taCandidate = divDialog.querySelector('textarea');
taCandidate.addEventListener('input', onCandidateChanged);
window.addEventListener('scroll', onScrolled);
document.addEventListener('keydown', onKeyPressed);
};