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update animation stuff

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pavlov%netscape.com 2001-02-23 22:31:43 +00:00
parent d13aaaff49
commit 41a39d5c2f
1 changed files with 24 additions and 11 deletions
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35
gfx2/src/gfxImageContainer.cpp
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@ -44,6 +44,9 @@ gfxImageContainer::~gfxImageContainer()
{
/* destructor code */
mFrames.Clear();
if (mTimer)
mTimer->Cancel();
}
@ -101,12 +104,16 @@ NS_IMETHODIMP gfxImageContainer::GetNumFrames(PRUint32 *aNumFrames)
/* gfxIImageFrame getFrameAt (in unsigned long index); */
NS_IMETHODIMP gfxImageContainer::GetFrameAt(PRUint32 index, gfxIImageFrame **_retval)
{
nsISupports *sup = mFrames.ElementAt(index);
nsISupports *sup = mFrames.ElementAt(index); // addrefs
if (!sup)
return NS_ERROR_FAILURE;
*_retval = NS_REINTERPRET_CAST(gfxIImageFrame *, sup);
return NS_OK;
nsresult rv;
rv = sup->QueryInterface(NS_GET_IID(gfxIImageFrame), (void**)_retval); // addrefs again
NS_RELEASE(sup);
return rv;
}
/* void appendFrame (in gfxIImageFrame item); */
@ -117,8 +124,9 @@ NS_IMETHODIMP gfxImageContainer::AppendFrame(gfxIImageFrame *item)
// frame.
PRUint32 numFrames;
this->GetNumFrames(&numFrames);
if (!mTimer){
if (numFrames) {
if (numFrames > 0) {
// Since we have more than one frame we need a timer
mTimer = do_CreateInstance("@mozilla.org/timer;1");
@ -130,15 +138,17 @@ NS_IMETHODIMP gfxImageContainer::AppendFrame(gfxIImageFrame *item)
timeout >= 0) { // -1 means display this frame forever
mTimer->Init(NS_STATIC_CAST(nsITimerCallback*, this),
timeout, NS_PRIORITY_NORMAL, NS_TYPE_ONE_SHOT);
// timeout, NS_PRIORITY_NORMAL, NS_TYPE_ONE_SHOT);
timeout, NS_PRIORITY_NORMAL, NS_TYPE_REPEATING_PRECISE);
}
}
}
if (numFrames) mCurrentFrame++;
if (numFrames > 0) mCurrentFrame++;
mCurrentFrameIsFinishedDecoding = PR_FALSE;
return mFrames.AppendElement(NS_REINTERPRET_CAST(nsISupports*, item));
return mFrames.AppendElement(NS_STATIC_CAST(nsISupports*, item));
}
/* void removeFrame (in gfxIImageFrame item); */
@ -190,7 +200,7 @@ NS_IMETHODIMP_(void) gfxImageContainer::Notify(nsITimer *timer)
nsCOMPtr<gfxIImageFrame> nextFrame;
PRInt32 timeout = 100;
printf("timer callback ");
printf("timer callback\n");
// If we're done decoding the next frame, go ahead and display it now and reinit
// the timer with the next frame's delay time.
@ -241,7 +251,10 @@ NS_IMETHODIMP_(void) gfxImageContainer::Notify(nsITimer *timer)
if (mObserver)
mObserver->FrameChanged(this, nsnull, nextFrame, dirtyRect);
#if 0
mTimer->Cancel();
mTimer->Init(NS_STATIC_CAST(nsITimerCallback*, this),
timeout, NS_PRIORITY_NORMAL, NS_TYPE_ONE_SHOT);
timeout, NS_PRIORITY_NORMAL, NS_TYPE_REPEATING_PRECISE);
#endif
}