X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/1bd2ceb57b0cc9f2b07b8bbb7d38d0e0d2381d3a..4a32fcf1555f9a52a6970e52ad0191a0ee69dbf9:/src/generic/animateg.cpp

diff --git a/src/generic/animateg.cpp b/src/generic/animateg.cpp
index dbdc6665d1..d860f2d487 100644
--- a/src/generic/animateg.cpp
+++ b/src/generic/animateg.cpp
@@ -51,14 +51,14 @@ wxSize wxAnimation::GetSize() const
     return M_ANIMDATA->GetAnimationSize();
 }
 
-size_t wxAnimation::GetFrameCount() const
+unsigned int wxAnimation::GetFrameCount() const
 {
     wxCHECK_MSG( IsOk(), 0, wxT("invalid animation") );
 
     return M_ANIMDATA->GetFrameCount();
 }
 
-wxImage wxAnimation::GetFrame(size_t i) const
+wxImage wxAnimation::GetFrame(unsigned int i) const
 {
     wxCHECK_MSG( IsOk(), wxNullImage, wxT("invalid animation") );
 
@@ -68,35 +68,35 @@ wxImage wxAnimation::GetFrame(size_t i) const
     return ret;
 }
 
-int wxAnimation::GetDelay(size_t i) const
+int wxAnimation::GetDelay(unsigned int i) const
 {
     wxCHECK_MSG( IsOk(), 0, wxT("invalid animation") );
 
     return M_ANIMDATA->GetDelay(i);
 }
 
-wxPoint wxAnimation::GetFramePosition(size_t frame) const
+wxPoint wxAnimation::GetFramePosition(unsigned int frame) const
 {
     wxCHECK_MSG( IsOk(), wxDefaultPosition, wxT("invalid animation") );
 
     return M_ANIMDATA->GetFramePosition(frame);
 }
 
-wxSize wxAnimation::GetFrameSize(size_t frame) const
+wxSize wxAnimation::GetFrameSize(unsigned int frame) const
 {
     wxCHECK_MSG( IsOk(), wxDefaultSize, wxT("invalid animation") );
 
     return M_ANIMDATA->GetFrameSize(frame);
 }
 
-wxAnimationDisposal wxAnimation::GetDisposalMethod(size_t frame) const
+wxAnimationDisposal wxAnimation::GetDisposalMethod(unsigned int frame) const
 {
     wxCHECK_MSG( IsOk(), wxANIM_UNSPECIFIED, wxT("invalid animation") );
 
     return M_ANIMDATA->GetDisposalMethod(frame);
 }
 
-wxColour wxAnimation::GetTransparentColour(size_t frame) const
+wxColour wxAnimation::GetTransparentColour(unsigned int frame) const
 {
     wxCHECK_MSG( IsOk(), wxNullColour, wxT("invalid animation") );
 
@@ -147,10 +147,6 @@ bool wxAnimation::Load(wxInputStream &stream, wxAnimationType type)
 
     handler = FindHandler(type);
 
-    // do a copy of the handler from the static list which we will own
-    // as our reference data
-    m_refData = handler->Clone();
-
     if (handler == NULL)
     {
         wxLogWarning( _("No animation handler for type %ld defined."), type );
@@ -158,6 +154,11 @@ bool wxAnimation::Load(wxInputStream &stream, wxAnimationType type)
         return false;
     }
 
+
+    // do a copy of the handler from the static list which we will own
+    // as our reference data
+    m_refData = handler->Clone();
+
     if (stream.IsSeekable() && !M_ANIMDATA->CanRead(stream))
     {
         wxLogError(_("Animation file is not of type %ld."), type);
@@ -254,8 +255,8 @@ class wxAnimationModule: public wxModule
 DECLARE_DYNAMIC_CLASS(wxAnimationModule)
 public:
     wxAnimationModule() {}
-    bool OnInit() { wxAnimation::InitStandardHandlers(); return true; };
-    void OnExit() { wxAnimation::CleanUpHandlers(); };
+    bool OnInit() { wxAnimation::InitStandardHandlers(); return true; }
+    void OnExit() { wxAnimation::CleanUpHandlers(); }
 };
 
 IMPLEMENT_DYNAMIC_CLASS(wxAnimationModule, wxModule)
@@ -428,7 +429,7 @@ bool wxAnimationCtrl::Play(bool looped)
 // wxAnimationCtrl - rendering methods
 // ----------------------------------------------------------------------------
 
-bool wxAnimationCtrl::RebuildBackingStoreUpToFrame(size_t frame)
+bool wxAnimationCtrl::RebuildBackingStoreUpToFrame(unsigned int frame)
 {
     // if we've not created the backing store yet or it's too
     // small, then recreate it
@@ -451,7 +452,7 @@ bool wxAnimationCtrl::RebuildBackingStoreUpToFrame(size_t frame)
     DisposeToBackground(dc);
 
     // Draw all intermediate frames that haven't been removed from the animation
-    for (size_t i = 0; i < frame; i++)
+    for (unsigned int i = 0; i < frame; i++)
     {
         if (m_animation.GetDisposalMethod(i) == wxANIM_DONOTREMOVE ||
             m_animation.GetDisposalMethod(i) == wxANIM_UNSPECIFIED)
@@ -557,7 +558,7 @@ void wxAnimationCtrl::DisplayStaticImage()
     Refresh();
 }
 
-void wxAnimationCtrl::DrawFrame(wxDC &dc, size_t frame)
+void wxAnimationCtrl::DrawFrame(wxDC &dc, unsigned int frame)
 {
     // PERFORMANCE NOTE:
     // this draw stuff is not as fast as possible: the wxAnimationDecoder
@@ -583,7 +584,8 @@ void wxAnimationCtrl::DisposeToBackground()
     // clear the backing store
     wxMemoryDC dc;
     dc.SelectObject(m_backingStore);
-    DisposeToBackground(dc);
+    if ( dc.IsOk() )
+        DisposeToBackground(dc);
 }
 
 void wxAnimationCtrl::DisposeToBackground(wxDC& dc)