full "any component following menu" scroll working

Signed-off-by: Vincent-FK <vincent.buso@funkey-project.com>

RetroFE/Source/Graphics/Component/ReloadableMedia.cpp

@@ -84,12 +84,15 @@ void ReloadableMedia::update(float dt)
 {
 
     // Reload media
-    if (newItemSelected ||
-       (newScrollItemSelected && getMenuScrollReload()))
+    if (newItemSelected)
     {
         reloadTexture();
         newItemSelected       = false;
-        newScrollItemSelected = false;
+    }
+    else if(newScrollItemSelected && getMenuScrollReload())
+    {
+        reloadTexture(true);
+	newScrollItemSelected = false;
     }
 
     if(loadedComponent_)
@@ -134,6 +137,11 @@ void ReloadableMedia::freeGraphicsMemory()
 
 
 void ReloadableMedia::reloadTexture()
+{
+	reloadTexture(false);
+}
+
+void ReloadableMedia::reloadTexture( bool previousItem )
 {
     if(loadedComponent_)
     {
@@ -141,7 +149,14 @@ void ReloadableMedia::reloadTexture()
         loadedComponent_ = NULL;
     }
 
-    Item *selectedItem = page.getSelectedItem(displayOffset_);
+    /* Select item to reload */
+    Item *selectedItem = NULL;
+    if(previousItem){
+        selectedItem = page.getPreviousSelectedItem(displayOffset_);
+    }
+    else{
+        selectedItem = page.getSelectedItem(displayOffset_);
+    }
     if(!selectedItem) return;
 
     config_.getProperty("currentCollection", currentCollection_);
@@ -490,9 +505,9 @@ void ReloadableMedia::draw()
 
     if(loadedComponent_)
     {
-    	baseViewInfo.ImageHeight = loadedComponent_->baseViewInfo.ImageHeight;
-    	baseViewInfo.ImageWidth = loadedComponent_->baseViewInfo.ImageWidth;
-        loadedComponent_->baseViewInfo = baseViewInfo;
-        loadedComponent_->draw();
+        baseViewInfo.ImageHeight = loadedComponent_->baseViewInfo.ImageHeight;
+	baseViewInfo.ImageWidth = loadedComponent_->baseViewInfo.ImageWidth;
+	loadedComponent_->baseViewInfo = baseViewInfo;
+	loadedComponent_->draw();
     }
 }

RetroFE/Source/Graphics/Component/ReloadableMedia.h

@@ -41,7 +41,8 @@ public:
     void enableImageFallback_(bool value);
 
 private:
-    void reloadTexture();
+    void reloadTexture( );
+    void reloadTexture(	bool previousItem );
     Configuration &config_;
     bool systemMode_;
     bool layoutMode_;

RetroFE/Source/Graphics/Component/ScrollingList.cpp

@@ -112,7 +112,8 @@ void ScrollingList::setItems( std::vector<Item *> *items )
     items_ = items;
     if ( items_ )
     {
-        itemIndex_ = loopDecrement( 0, selectedOffsetIndex_, items_->size( ) );
+        prevItemIndex_ = itemIndex_;
+	itemIndex_ = loopDecrement( 0, selectedOffsetIndex_, items_->size( ) );
     }
 }
 
@@ -212,7 +213,8 @@ void ScrollingList::setPoints( std::vector<ViewInfo *> *scrollPoints, std::vecto
 
     if ( items_ )
     {
-        itemIndex_ = loopDecrement( 0, selectedOffsetIndex_, items_->size( ) );
+        prevItemIndex_ = itemIndex_;
+	itemIndex_ = loopDecrement( 0, selectedOffsetIndex_, items_->size( ) );
     }
 }
 
@@ -225,6 +227,7 @@ unsigned int ScrollingList::getScrollOffsetIndex( )
 
 void ScrollingList::setScrollOffsetIndex( unsigned int index )
 {
+	prevItemIndex_ = itemIndex_;
     itemIndex_ = loopDecrement( index, selectedOffsetIndex_, items_->size( ) );
 }
 
@@ -255,6 +258,27 @@ Item *ScrollingList::getItemByOffset( int offset )
 }
 
 
+Item *ScrollingList::getPreviousItemByOffset( int offset )
+{
+
+    if ( !items_ || items_->size( ) == 0 ) return NULL;
+
+    unsigned int index = getPreviousSelectedIndex( );
+
+    if ( offset >= 0 )
+    {
+        index = loopIncrement( index, offset, items_->size( ) );
+    }
+    else
+    {
+        index = loopDecrement( index, offset*-1, items_->size( ) );
+    }
+
+    return items_->at( index );
+
+}
+
+
 Item *ScrollingList::getSelectedItem( )
 {
     if ( !items_ || items_->size( ) == 0 ) return NULL;
@@ -265,6 +289,7 @@ Item *ScrollingList::getSelectedItem( )
 void ScrollingList::pageUp( )
 {
     if ( components_.size( ) == 0 ) return;
+    prevItemIndex_ = itemIndex_;
     itemIndex_ = loopDecrement( itemIndex_, components_.size( ), items_->size( ) );
 }
 
@@ -272,6 +297,7 @@ void ScrollingList::pageUp( )
 void ScrollingList::pageDown( )
 {
     if ( components_.size( ) == 0 ) return;
+    prevItemIndex_ = itemIndex_;
     itemIndex_ = loopIncrement( itemIndex_, components_.size( ), items_->size( ) );
 }
 
@@ -279,6 +305,7 @@ void ScrollingList::pageDown( )
 void ScrollingList::random( )
 {
     if ( !items_ || items_->size( ) == 0 ) return;
+    prevItemIndex_ = itemIndex_;
     itemIndex_ = rand( ) % items_->size( );
 }
 
@@ -320,6 +347,7 @@ void ScrollingList::letterChange( bool increment )
         if ((isalpha(startname[0] ) ^ isalpha(endname[0] ) ) ||
             (isalpha(startname[0] ) && isalpha(endname[0] ) && startname[0] != endname[0] ) )
         {
+	    prevItemIndex_ = itemIndex_;
             itemIndex_ = index;
             break;
         }
@@ -339,8 +367,9 @@ void ScrollingList::letterChange( bool increment )
             if ((isalpha(startname[0] ) ^ isalpha(endname[0] ) ) ||
                 (isalpha(startname[0] ) && isalpha(endname[0] ) && startname[0] != endname[0] ) )
             {
-                itemIndex_ = loopIncrement( index,1,items_->size( ) );
-                break;
+	        prevItemIndex_ = itemIndex_;
+		itemIndex_ = loopIncrement( index,1,items_->size( ) );
+		break;
             }
         }
     }
@@ -503,9 +532,17 @@ unsigned int ScrollingList::getSelectedIndex( )
 }
 
 
+unsigned int ScrollingList::getPreviousSelectedIndex( )
+{
+    if ( !items_ ) return 0;
+    return loopIncrement( prevItemIndex_, selectedOffsetIndex_, items_->size( ) );
+}
+
+
 void ScrollingList::setSelectedIndex( unsigned int index )
 {
      if ( !items_ ) return;
+     prevItemIndex_ = itemIndex_;
      itemIndex_ = loopDecrement( index, selectedOffsetIndex_, items_->size( ) );
 }
 
@@ -822,6 +859,7 @@ void ScrollingList::scroll( bool forward )
     {
         scrollDirectionForward_ = true;
         Item *i    = items_->at( loopIncrement( itemIndex_, scrollPoints_->size(  ), items_->size(  ) ) );
+        prevItemIndex_ = itemIndex_;
         itemIndex_ = loopIncrement( itemIndex_, 1, items_->size(  ) );
         deallocateTexture( 0 );
         allocateTexture( 0, i );
@@ -830,6 +868,7 @@ void ScrollingList::scroll( bool forward )
     {
         scrollDirectionForward_ = false;
         Item *i    = items_->at( loopDecrement( itemIndex_, 1, items_->size(  ) ) );
+        prevItemIndex_ = itemIndex_;
         itemIndex_ = loopDecrement( itemIndex_, 1, items_->size(  ) );
         deallocateTexture( loopDecrement( 0, 1, components_.size(  ) ) );
         allocateTexture( loopDecrement( 0, 1, components_.size(  ) ), i );

RetroFE/Source/Graphics/Component/ScrollingList.h

@@ -64,6 +64,7 @@ public:
     void destroyItems( );
     void setPoints( std::vector<ViewInfo *> *scrollPoints, std::vector<AnimationEvents *> *tweenPoints );
     unsigned int getSelectedIndex( );
+    unsigned int getPreviousSelectedIndex( );
     void setSelectedIndex( unsigned int index );
     unsigned int getSize( );
     void pageUp( );
@@ -79,6 +80,7 @@ public:
     void setScrollOffsetIndex( unsigned int index );
     void setSelectedIndex( int selectedIndex );
     Item *getItemByOffset( int offset );
+    Item *getPreviousItemByOffset( int offset );
     Item *getSelectedItem( );
     void allocateGraphicsMemory( );
     void freeGraphicsMemory( );
@@ -107,12 +109,14 @@ private:
     std::vector<AnimationEvents *> *tweenPoints_;
 
     unsigned int itemIndex_;
+    unsigned int prevItemIndex_;
     unsigned int selectedOffsetIndex_;
 
     float scrollAcceleration_;
     float startScrollTime_;
     float scrollPeriod_;
     int	scrollAccelerationIdx_;
+    bool scrollDirectionForward_;
 
     Configuration &config_;
     float          scaleX_;
@@ -124,5 +128,4 @@ private:
     std::vector<Item *>     *items_;
     std::vector<Component *> components_;
 
-    bool scrollDirectionForward_;
 };

RetroFE/Source/Graphics/Page.cpp

@@ -34,7 +34,6 @@ Page::Page(Configuration &config)
     , scrollActive_(false)
     , scrollDirectionForward_(false)
     , selectedItem_(NULL)
-    , selectNextItemAfterScroll_(false)
     , textStatusComponent_(NULL)
     , loadSoundChunk_(NULL)
     , unloadSoundChunk_(NULL)
@@ -168,17 +167,15 @@ void Page::onNewItemSelected()
 
 void Page::onNewScrollItemSelected()
 {
-	if(selectNextItemAfterScroll_){
-		if(!(activeMenu_.size() > 0 && activeMenu_[0])) return;
-		selectedItem_ = activeMenu_[0]->getSelectedItem();
 
-		for(std::vector<Component *>::iterator it = LayerComponents.begin(); it != LayerComponents.end(); ++it)
-		{
-			(*it)->setNewScrollItemSelected();
-		}
+	if(!(activeMenu_.size() > 0 && activeMenu_[0])) return;
+	selectedItem_ = activeMenu_[0]->getSelectedItem();
 
-		selectNextItemAfterScroll_ = false;
+	for(std::vector<Component *>::iterator it = LayerComponents.begin(); it != LayerComponents.end(); ++it)
+	{
+		(*it)->setNewScrollItemSelected();
 	}
+
 }
 
 
@@ -360,6 +357,12 @@ Item *Page::getSelectedItem()
 }
 
 
+Item *Page::getPrevSelectedItem_()
+{
+    return prevSelectedItem_;
+}
+
+
 Item *Page::getSelectedItem(int offset)
 {
     if(!(activeMenu_.size() > 0 && activeMenu_[0])) return NULL;
@@ -367,6 +370,13 @@ Item *Page::getSelectedItem(int offset)
 }
 
 
+Item *Page::getPreviousSelectedItem(int offset)
+{
+    if(!(activeMenu_.size() > 0 && activeMenu_[0])) return NULL;
+    return activeMenu_[0]->getPreviousItemByOffset(offset);
+}
+
+
 void Page::removeSelectedItem()
 {
     /*
@@ -1376,12 +1386,6 @@ void Page::updateScrollPeriod()
 void Page::scroll(bool forward)
 {
 
-    // Select next item
-    onNewScrollItemSelected();
-
-    // Set flag for notifying a new selected item after next update()
-    selectNextItemAfterScroll_ = true;
-
     // Change scroll index
     for(std::vector<ScrollingList *>::iterator it = activeMenu_.begin(); it != activeMenu_.end(); it++)
     {
@@ -1392,6 +1396,10 @@ void Page::scroll(bool forward)
         }
     }
 
+    // Notify scroll item selected next item
+    onNewScrollItemSelected();
+
+    // Play sound
     if(highlightSoundChunk_)
     {
         highlightSoundChunk_->play();

RetroFE/Source/Graphics/Page.h

@@ -75,7 +75,9 @@ public:
     bool isHorizontalScroll();
     unsigned int getMenuDepth();
     Item *getSelectedItem();
+    Item *getPrevSelectedItem_();
     Item *getSelectedItem(int offset);
+    Item *getPreviousSelectedItem(int offset);
     void removeSelectedItem();
     void setScrollOffsetIndex(unsigned int i);
     unsigned int getScrollOffsetIndex();
@@ -145,9 +147,9 @@ private:
 
     bool scrollActive_;
     bool scrollDirectionForward_;
-    bool selectNextItemAfterScroll_;
 
     Item *selectedItem_;
+    Item *prevSelectedItem_;
     Text *textStatusComponent_;
     Sound *loadSoundChunk_;
     Sound *unloadSoundChunk_;

RetroFE/Source/RetroFE.cpp

@@ -625,7 +625,7 @@ void RetroFE::run( )
         // Start onHighlightEnter animation
         case RETROFE_HIGHLIGHT_LOAD_ART:
             currentPage_->highlightEnter( );
-            currentPage_->onNewScrollItemSelected( );
+            currentPage_->onNewItemSelected( );
             state = RETROFE_HIGHLIGHT_ENTER;
             break;