create hatch bitmaps on demand, and dispose of them at termination

[wxWidgets.git] / src / gtk / animate.cpp

diff --git a/src/gtk/animate.cpp b/src/gtk/animate.cpp
index cf7fa686a382b4ff35d9d9b402f44648f12482eb..f9190b6c0567bdfc2c552af21b0e225e0ead4e10 100644 (file)
--- a/src/gtk/animate.cpp
+++ b/src/gtk/animate.cpp
@@ -12,7 +12,7 @@
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
-#if wxUSE_ANIMATIONCTRL
+#if wxUSE_ANIMATIONCTRL && !defined(__WXUNIVERSAL__)
 
 #include "wx/animate.h"
 
@@ -30,10 +30,10 @@
 // ============================================================================
 
 void gdk_pixbuf_area_updated(GdkPixbufLoader *loader,
-                             gint             x,
-                             gint             y,
-                             gint             width,
-                             gint             height,
+                             gint             WXUNUSED(x),
+                             gint             WXUNUSED(y),
+                             gint             WXUNUSED(width),
+                             gint             WXUNUSED(height),
                              wxAnimation      *anim)
 {
     if (anim && anim->GetPixbuf() == NULL)
@@ -59,6 +59,13 @@ wxAnimation::wxAnimation(const wxAnimation& that)
         g_object_ref(m_pixbuf);
 }
 
+wxAnimation::wxAnimation(GdkPixbufAnimation *p)
+{
+    m_pixbuf = p;
+    if ( m_pixbuf )
+        g_object_ref(m_pixbuf);
+}
+
 wxAnimation& wxAnimation::operator=(const wxAnimation& that)
 {
     if (this != &that)
@@ -75,8 +82,7 @@ wxAnimation& wxAnimation::operator=(const wxAnimation& that)
 bool wxAnimation::LoadFile(const wxString &name, wxAnimationType WXUNUSED(type))
 {
     UnRef();
-    m_pixbuf = gdk_pixbuf_animation_new_from_file(
-        wxConvFileName->cWX2MB(name), NULL);
+    m_pixbuf = gdk_pixbuf_animation_new_from_file(name.fn_str(), NULL);
     return IsOk();
 }
 
@@ -117,7 +123,6 @@ bool wxAnimation::Load(wxInputStream &stream, wxAnimationType type)
     // connect to loader signals
     g_signal_connect(loader, "area-updated", G_CALLBACK(gdk_pixbuf_area_updated), this);
 
-    //m_bLoadComplete = false;
     guchar buf[2048];
     while (stream.IsOk())
     {
@@ -139,13 +144,12 @@ bool wxAnimation::Load(wxInputStream &stream, wxAnimationType type)
         wxLogDebug(wxT("Could not close the loader"));
         return false;
     }
-    //m_bLoadComplete = true;
 
     // wait until we get the last area_updated signal
     return true;
 }
 
-wxImage wxAnimation::GetFrame(size_t i) const
+wxImage wxAnimation::GetFrame(unsigned int WXUNUSED(frame)) const
 {
     return wxNullImage;
 }
@@ -194,9 +198,6 @@ bool wxAnimationCtrl::Create( wxWindow *parent, wxWindowID id,
                               long style,
                               const wxString& name)
 {
-    m_needParent = true;
-    m_acceptsFocus = true;
-
     if (!PreCreation( parent, pos, size ) ||
         !base_type::CreateBase(parent, id, pos, size, style & wxWINDOW_STYLE_MASK,
                                wxDefaultValidator, name))
@@ -208,14 +209,14 @@ bool wxAnimationCtrl::Create( wxWindow *parent, wxWindowID id,
     SetWindowStyle(style);
 
     m_widget = gtk_image_new();
-    gtk_widget_show( GTK_WIDGET(m_widget) );
+    gtk_widget_show(m_widget);
 
     m_parent->DoAddChild( this );
 
     PostCreation(size);
-    SetBestSize(size);
+    SetInitialSize(size);
 
-    if (anim != wxNullAnimation)
+    if (anim.IsOk())
         SetAnimation(anim);
 
     // init the timer used for animation
@@ -259,16 +260,9 @@ void wxAnimationCtrl::SetAnimation(const wxAnimation &anim)
 
         if (!this->HasFlag(wxAC_NO_AUTORESIZE))
             FitToAnimation();
-
-        // display first frame
-        gtk_image_set_from_pixbuf(GTK_IMAGE(m_widget),
-                                  gdk_pixbuf_animation_get_static_image(m_anim));
-    }
-    else
-    {
-        // we need to clear the control to the background colour
-        ClearToBackgroundColour();
     }
+
+    DisplayStaticImage();
 }
 
 void wxAnimationCtrl::FitToAnimation()
@@ -280,9 +274,7 @@ void wxAnimationCtrl::FitToAnimation()
         h = gdk_pixbuf_animation_get_height(m_anim);
 
     // update our size to fit animation
-    //if (w > 0 && h > 0)
-//        gtk_widget_set_size_request(m_widget, w, h);
-        SetSize(w, h);
+    SetSize(w, h);
 }
 
 void wxAnimationCtrl::ResetAnim()
@@ -324,6 +316,50 @@ void wxAnimationCtrl::Stop()
     if (IsPlaying())
         m_timer.Stop();
     m_bPlaying = false;
+
+    ResetIter();
+    DisplayStaticImage();
+}
+
+void wxAnimationCtrl::DisplayStaticImage()
+{
+    wxASSERT(!IsPlaying());
+
+    // m_bmpStaticReal will be updated only if necessary...
+    UpdateStaticImage();
+
+    if (m_bmpStaticReal.IsOk())
+    {
+        // show inactive bitmap
+        GdkBitmap *mask = (GdkBitmap *) NULL;
+        if (m_bmpStaticReal.GetMask())
+            mask = m_bmpStaticReal.GetMask()->GetBitmap();
+
+        if (m_bmpStaticReal.HasPixbuf())
+        {
+            gtk_image_set_from_pixbuf(GTK_IMAGE(m_widget),
+                                      m_bmpStaticReal.GetPixbuf());
+        }
+        else
+        {
+            gtk_image_set_from_pixmap(GTK_IMAGE(m_widget),
+                                      m_bmpStaticReal.GetPixmap(), mask);
+        }
+    }
+    else
+    {
+        if (m_anim)
+        {
+            // even if not clearly documented, gdk_pixbuf_animation_get_static_image()
+            // always returns the first frame of the animation
+            gtk_image_set_from_pixbuf(GTK_IMAGE(m_widget),
+                                        gdk_pixbuf_animation_get_static_image(m_anim));
+        }
+        else
+        {
+            ClearToBackgroundColour();
+        }
+    }
 }
 
 bool wxAnimationCtrl::IsPlaying() const
@@ -358,8 +394,6 @@ void wxAnimationCtrl::ClearToBackgroundColour()
     guint32 col = (clr.Red() << 24) | (clr.Green() << 16) | (clr.Blue() << 8);
     gdk_pixbuf_fill(newpix, col);
 
-    wxLogDebug(wxT("Clearing to background %s"), clr.GetAsString().c_str());
-
     gtk_image_set_from_pixbuf(GTK_IMAGE(m_widget), newpix);
     g_object_unref(newpix);
 }
@@ -371,7 +405,13 @@ bool wxAnimationCtrl::SetBackgroundColour( const wxColour &colour )
     // Thus we clear the GtkImage contents to the background colour...
     if (!wxControl::SetBackgroundColour(colour))
         return false;
-    ClearToBackgroundColour();
+
+    // if not playing the change must take place immediately but
+    // remember that the inactive bitmap has higher priority over the background
+    // colour; DisplayStaticImage() will handle that
+    if ( !IsPlaying() )
+        DisplayStaticImage();
+
     return true;
 }
 
@@ -380,7 +420,7 @@ bool wxAnimationCtrl::SetBackgroundColour( const wxColour &colour )
 // wxAnimationCtrl - event handlers
 //-----------------------------------------------------------------------------
 
-void wxAnimationCtrl::OnTimer(wxTimerEvent &ev)
+void wxAnimationCtrl::OnTimer(wxTimerEvent& WXUNUSED(ev))
 {
     wxASSERT(m_iter != NULL);