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reimplements the fade out/in on slide changes for transition between two identical slides. 

bzr-revno: 2172
Fixes: https://launchpad.net/bugs/1223841
This commit is contained in:
Oliver Wieland 2013-10-21 09:43:39 +02:00 committed by Andreas Preikschat
parent ad0578f20b ddd644d874
commit 35305ae322
1 changed files with 35 additions and 28 deletions
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27
openlp/core/lib/htmlbuilder.py
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@ -129,9 +129,10 @@ sup {
}
function show_text(newtext){
var fade_direction = 0;
var match = /-webkit-text-fill-color:[^;\"]+/gi;
if(timer != null)
clearTimeout(timer);
if (timer != null)
clearInterval(timer);
/*
QtWebkit bug with outlines and justify causing outline alignment
problems. (Bug 859950) Surround each word with a <span> to workaround,
@ -150,14 +151,17 @@ sup {
newtext = '<span>' + newtext + '</span>';
}
}
text_fade('lyricsmain', newtext);
text_fade('lyricsoutline', newtext);
text_fade('lyricsshadow', newtext.replace(match, ''));
if(text_opacity() == 1) return;
timer = setTimeout(function(){
show_text(newtext);
timer = setInterval(function(){
text_fade('lyricsmain', newtext);
text_fade('lyricsoutline', newtext);
text_fade('lyricsshadow', newtext.replace(match, ''));
if(text_opacity() == 1) clearInterval(timer);
}, 100);
}
function text_fade(id, newtext){
/*
@ -175,14 +179,17 @@ sup {
text.innerHTML = newtext;
return;
}
if(newtext == text.innerHTML){
text.style.opacity = parseFloat(text.style.opacity) + 0.3;
if(text.style.opacity > 0.7)
text.style.opacity = 1;
} else {
if(fade_direction != 1){
text.style.opacity = parseFloat(text.style.opacity) - 0.3;
if(text.style.opacity <= 0.1){
text.innerHTML = newtext;
fade_direction = 1;
}
}else{
text.style.opacity = parseFloat(text.style.opacity) + 0.3;
if(text.style.opacity > 0.7){
text.style.opacity = 1;
}
}
}
}