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adding StartAnimation()

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This commit is contained in:
pavlov%netscape.com 2001-02-23 23:48:25 +00:00
parent 43e705186c
commit 72dbda52ea
2 changed files with 76 additions and 23 deletions
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3
gfx2/public/gfxIImageContainer.idl
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@ -95,6 +95,9 @@ interface gfxIImageContainer : nsISupports
void clear();
void startAnimation();
void stopAnimation();
/* animation stuff */

96
gfx2/src/gfxImageContainer.cpp
View File

@ -139,7 +139,7 @@ NS_IMETHODIMP gfxImageContainer::AppendFrame(gfxIImageFrame *item)
mTimer->Init(NS_STATIC_CAST(nsITimerCallback*, this),
// timeout, NS_PRIORITY_NORMAL, NS_TYPE_ONE_SHOT);
timeout, NS_PRIORITY_NORMAL, NS_TYPE_REPEATING_PRECISE);
timeout, NS_PRIORITY_NORMAL, NS_TYPE_REPEATING_SLACK);
}
}
}
@ -157,28 +157,6 @@ NS_IMETHODIMP gfxImageContainer::RemoveFrame(gfxIImageFrame *item)
return NS_ERROR_NOT_IMPLEMENTED;
}
/* nsIEnumerator enumerate (); */
NS_IMETHODIMP gfxImageContainer::Enumerate(nsIEnumerator **_retval)
{
return NS_ERROR_NOT_IMPLEMENTED;
}
/* void clear (); */
NS_IMETHODIMP gfxImageContainer::Clear()
{
return mFrames.Clear();
}
/* attribute long loopCount; */
NS_IMETHODIMP gfxImageContainer::GetLoopCount(PRInt32 *aLoopCount)
{
return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP gfxImageContainer::SetLoopCount(PRInt32 aLoopCount)
{
return NS_ERROR_NOT_IMPLEMENTED;
}
/* void endFrameDecode (in gfxIImageFrame item, in unsigned long timeout); */
NS_IMETHODIMP gfxImageContainer::EndFrameDecode(PRUint32 aFrameNum, PRUint32 aTimeout)
{
@ -194,9 +172,81 @@ NS_IMETHODIMP gfxImageContainer::DecodingComplete(void)
return NS_OK;
}
/* nsIEnumerator enumerate (); */
NS_IMETHODIMP gfxImageContainer::Enumerate(nsIEnumerator **_retval)
{
return NS_ERROR_NOT_IMPLEMENTED;
}
/* void clear (); */
NS_IMETHODIMP gfxImageContainer::Clear()
{
return mFrames.Clear();
}
/* void startAnimation () */
NS_IMETHODIMP gfxImageContainer::StartAnimation()
{
if (mTimer)
return NS_OK;
printf("gfxImageContainer::StartAnimation()\n");
PRUint32 numFrames;
this->GetNumFrames(&numFrames);
if (numFrames > 0) {
mTimer = do_CreateInstance("@mozilla.org/timer;1");
PRInt32 timeout;
nsCOMPtr<gfxIImageFrame> currentFrame;
this->GetCurrentFrame(getter_AddRefs(currentFrame));
currentFrame->GetTimeout(&timeout);
if (timeout != -1 &&
timeout >= 0) { // -1 means display this frame forever
mTimer->Init(NS_STATIC_CAST(nsITimerCallback*, this),
timeout, NS_PRIORITY_NORMAL, NS_TYPE_REPEATING_SLACK);
}
}
}
/* void stopAnimation (); */
NS_IMETHODIMP gfxImageContainer::StopAnimation()
{
if (!mTimer)
return NS_OK;
printf("gfxImageContainer::StopAnimation()\n");
if (mTimer)
mTimer->Cancel();
mTimer = nsnull;
// don't bother trying to change the frame (to 0, etc.) here.
// No one is listening.
return NS_OK;
}
/* attribute long loopCount; */
NS_IMETHODIMP gfxImageContainer::GetLoopCount(PRInt32 *aLoopCount)
{
return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP gfxImageContainer::SetLoopCount(PRInt32 aLoopCount)
{
return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP_(void) gfxImageContainer::Notify(nsITimer *timer)
{
NS_ASSERTION(mTimer == timer, "uh");
nsCOMPtr<gfxIImageFrame> nextFrame;
PRInt32 timeout = 100;