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876 lines
28 KiB
876 lines
28 KiB
/*****************************************************************************
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* ctrl_tree.cpp
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*****************************************************************************
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* Copyright (C) 2003 the VideoLAN team
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* $Id$
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*
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* Authors: Antoine Cellerier <dionoea@videolan.org>
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* Clément Stenac <zorglub@videolan.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
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*****************************************************************************/
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#include <math.h>
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#include "../utils/var_bool.hpp"
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#include "ctrl_tree.hpp"
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#include "../src/os_factory.hpp"
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#include "../src/os_graphics.hpp"
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#include "../src/generic_bitmap.hpp"
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#include "../src/generic_font.hpp"
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#include "../src/scaled_bitmap.hpp"
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#include "../utils/position.hpp"
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#include "../utils/ustring.hpp"
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#include "../events/evt_key.hpp"
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#include "../events/evt_mouse.hpp"
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#include "../events/evt_scroll.hpp"
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#include <vlc_keys.h>
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#ifdef sun
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# include "solaris_specific.h" // for lrint
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#endif
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#define SCROLL_STEP 0.05
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#define LINE_INTERVAL 1 // Number of pixels inserted between 2 lines
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CtrlTree::CtrlTree( intf_thread_t *pIntf,
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VarTree &rTree,
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const GenericFont &rFont,
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const GenericBitmap *pBgBitmap,
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const GenericBitmap *pItemBitmap,
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const GenericBitmap *pOpenBitmap,
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const GenericBitmap *pClosedBitmap,
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uint32_t fgColor,
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uint32_t playColor,
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uint32_t bgColor1,
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uint32_t bgColor2,
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uint32_t selColor,
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const UString &rHelp,
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VarBool *pVisible,
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VarBool *pFlat ):
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CtrlGeneric( pIntf,rHelp, pVisible), m_rTree( rTree), m_rFont( rFont ),
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m_pBgBitmap( pBgBitmap ), m_pItemBitmap( pItemBitmap ),
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m_pOpenBitmap( pOpenBitmap ), m_pClosedBitmap( pClosedBitmap ),
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m_fgColor( fgColor ), m_playColor( playColor ), m_bgColor1( bgColor1 ),
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m_bgColor2( bgColor2 ), m_selColor( selColor ),
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m_pLastSelected( NULL ), m_pImage( NULL ), m_dontMove( false )
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{
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// Observe the tree and position variables
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m_rTree.addObserver( this );
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m_rTree.getPositionVar().addObserver( this );
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m_flat = pFlat->get();
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m_firstPos = m_flat ? m_rTree.firstLeaf() : m_rTree.begin();
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makeImage();
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}
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CtrlTree::~CtrlTree()
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{
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m_rTree.getPositionVar().delObserver( this );
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m_rTree.delObserver( this );
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delete m_pImage;
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}
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int CtrlTree::itemHeight()
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{
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int itemHeight = m_rFont.getSize();
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if( !m_flat )
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{
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if( m_pClosedBitmap )
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{
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itemHeight = __MAX( m_pClosedBitmap->getHeight(), itemHeight );
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}
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if( m_pOpenBitmap )
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{
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itemHeight = __MAX( m_pOpenBitmap->getHeight(), itemHeight );
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}
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}
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if( m_pItemBitmap )
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{
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itemHeight = __MAX( m_pItemBitmap->getHeight(), itemHeight );
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}
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itemHeight += LINE_INTERVAL;
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return itemHeight;
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}
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int CtrlTree::itemImageWidth()
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{
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int bitmapWidth = 5;
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if( !m_flat )
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{
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if( m_pClosedBitmap )
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{
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bitmapWidth = __MAX( m_pClosedBitmap->getWidth(), bitmapWidth );
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}
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if( m_pOpenBitmap )
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{
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bitmapWidth = __MAX( m_pOpenBitmap->getWidth(), bitmapWidth );
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}
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}
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if( m_pItemBitmap )
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{
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bitmapWidth = __MAX( m_pItemBitmap->getWidth(), bitmapWidth );
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}
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return bitmapWidth + 2;
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}
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int CtrlTree::maxItems()
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{
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const Position *pPos = getPosition();
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if( !pPos )
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{
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return -1;
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}
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return pPos->getHeight() / itemHeight();
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}
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void CtrlTree::onUpdate( Subject<VarTree, tree_update> &rTree,
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tree_update *arg )
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{
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if( arg->i_type == 0 ) // Item update
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{
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if( arg->b_active_item )
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{
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autoScroll();
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///\todo We should make image if we are visible in the view
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makeImage();
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}
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}
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/// \todo handle delete in a more clever way
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else if ( arg->i_type == 1 ) // Global change or deletion
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{
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m_firstPos = m_flat ? m_rTree.firstLeaf() : m_rTree.begin();
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makeImage();
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}
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else if ( arg->i_type == 2 ) // Item-append
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{
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if( m_flat && m_firstPos->size() )
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m_firstPos = m_rTree.getNextLeaf( m_firstPos );
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/// \todo Check if the item is really visible in the view
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// (we only check if it in the document)
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if( arg->b_visible == true )
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{
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makeImage();
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}
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}
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else if( arg->i_type == 3 ) // item-del
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{
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/* Make sure firstPos and lastSelected are still valid */
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while( m_firstPos->m_deleted && m_firstPos != m_rTree.root()->begin() )
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{
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m_firstPos = m_flat ? m_rTree.getPrevLeaf( m_firstPos )
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: m_rTree.getPrevVisibleItem( m_firstPos );
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}
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if( m_firstPos->m_deleted )
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m_firstPos = m_flat ? m_rTree.firstLeaf()
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: m_rTree.root()->begin();
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if( arg->b_visible == true )
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{
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makeImage();
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}
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}
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notifyLayout();
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}
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void CtrlTree::onUpdate( Subject<VarPercent> &rPercent, void* arg)
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{
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// Determine what is the first item to display
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VarTree::Iterator it = m_flat ? m_rTree.firstLeaf() : m_rTree.begin();
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if( m_dontMove ) return;
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int excessItems;
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if( m_flat )
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excessItems = m_rTree.countLeafs() - maxItems();
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else
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excessItems = m_rTree.visibleItems() - maxItems();
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if( excessItems > 0)
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{
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VarPercent &rVarPos = m_rTree.getPositionVar();
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// a simple (int)(...) causes rounding errors !
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#ifdef _MSC_VER
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# define lrint (int)
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#endif
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if( m_flat )
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it = m_rTree.getLeaf(lrint( (1.0 - rVarPos.get()) * (double)excessItems ) + 1 );
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else
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it = m_rTree.getVisibleItem(lrint( (1.0 - rVarPos.get()) * (double)excessItems ) + 1 );
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}
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if( m_firstPos != it )
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{
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// Redraw the control if the position has changed
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m_firstPos = it;
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makeImage();
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notifyLayout();
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}
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}
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void CtrlTree::onResize()
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{
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// Determine what is the first item to display
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VarTree::Iterator it = m_flat ? m_rTree.firstLeaf() : m_rTree.begin();
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int excessItems;
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if( m_flat )
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excessItems = m_rTree.countLeafs() - maxItems();
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else
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excessItems = m_rTree.visibleItems() - maxItems();
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if( excessItems > 0)
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{
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VarPercent &rVarPos = m_rTree.getPositionVar();
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// a simple (int)(...) causes rounding errors !
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#ifdef _MSC_VER
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# define lrint (int)
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#endif
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if( m_flat )
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it = m_rTree.getLeaf(lrint( (1.0 - rVarPos.get()) * (double)excessItems ) + 1 );
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else
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it = m_rTree.getVisibleItem(lrint( (1.0 - rVarPos.get()) * (double)excessItems ) + 1 );
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}
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// Redraw the control if the position has changed
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m_firstPos = it;
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makeImage();
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notifyLayout();
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}
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void CtrlTree::onPositionChange()
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{
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makeImage();
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notifyLayout();
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}
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void CtrlTree::handleEvent( EvtGeneric &rEvent )
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{
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bool bChangedPosition = false;
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VarTree::Iterator toShow; bool needShow = false;
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if( rEvent.getAsString().find( "key:down" ) != string::npos )
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{
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int key = ((EvtKey&)rEvent).getKey();
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VarTree::Iterator it;
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bool previousWasSelected = false;
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/* Delete the selection */
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if( key == KEY_DELETE )
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{
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/* Find first non selected item before m_pLastSelected */
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VarTree::Iterator it_sel = m_flat ? m_rTree.firstLeaf()
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: m_rTree.begin();
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for( it = m_flat ? m_rTree.firstLeaf() : m_rTree.begin();
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it != m_rTree.end();
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it = m_flat ? m_rTree.getNextLeaf( it )
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: m_rTree.getNextVisibleItem( it ) )
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{
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if( &*it == m_pLastSelected ) break;
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if( !it->m_selected ) it_sel = it;
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}
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/* Delete selected stuff */
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m_rTree.delSelected();
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/* Select it_sel */
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it_sel->m_selected = true;
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m_pLastSelected = &*it_sel;
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}
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else if( key == KEY_PAGEDOWN )
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{
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it = m_firstPos;
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int i = (int)(maxItems()*1.5);
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while( i >= 0 )
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{
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VarTree::Iterator it_old = it;
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it = m_flat ? m_rTree.getNextLeaf( it )
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: m_rTree.getNextVisibleItem( it );
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/* End is already visible, dont' scroll */
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if( it == m_rTree.end() )
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{
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it = it_old;
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break;
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}
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needShow = true;
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i--;
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}
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if( needShow )
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{
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ensureVisible( it );
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makeImage();
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notifyLayout();
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return;
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}
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}
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else if (key == KEY_PAGEUP )
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{
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it = m_firstPos;
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int i = maxItems();
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while( i >= maxItems()/2 )
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{
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it = m_flat ? m_rTree.getPrevLeaf( it )
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: m_rTree.getPrevVisibleItem( it );
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/* End is already visible, dont' scroll */
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if( it == ( m_flat ? m_rTree.firstLeaf() : m_rTree.begin() ) )
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{
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break;
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}
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i--;
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}
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ensureVisible( it );
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makeImage();
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notifyLayout();
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return;
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}
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for( it = m_flat ? m_rTree.firstLeaf() : m_rTree.begin();
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it != m_rTree.end();
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it = m_flat ? m_rTree.getNextLeaf( it )
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: m_rTree.getNextVisibleItem( it ) )
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{
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VarTree::Iterator next = m_flat ? m_rTree.getNextLeaf( it )
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: m_rTree.getNextVisibleItem( it );
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if( key == KEY_UP )
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{
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// Scroll up one item
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if( ( it->parent()
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&& it != it->parent()->begin() )
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|| &*it != m_pLastSelected )
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{
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bool nextWasSelected = ( &*next == m_pLastSelected );
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it->m_selected = nextWasSelected;
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if( nextWasSelected )
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{
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m_pLastSelected = &*it;
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needShow = true; toShow = it;
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}
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}
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}
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else if( key == KEY_DOWN )
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{
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// Scroll down one item
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if( ( it->parent()
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&& next != it->parent()->end() )
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|| &*it != m_pLastSelected )
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{
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(*it).m_selected = previousWasSelected;
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}
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if( previousWasSelected )
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{
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m_pLastSelected = &*it;
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needShow = true; toShow = it;
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previousWasSelected = false;
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}
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else
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{
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previousWasSelected = ( &*it == m_pLastSelected );
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}
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// Fix last tree item selection
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if( ( m_flat ? m_rTree.getNextLeaf( it )
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: m_rTree.getNextVisibleItem( it ) ) == m_rTree.end()
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&& &*it == m_pLastSelected )
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{
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(*it).m_selected = true;
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}
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}
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else if( key == KEY_RIGHT )
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{
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// Go down one level (and expand node)
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if( &*it == m_pLastSelected )
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{
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if( it->m_expanded )
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{
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if( it->size() )
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{
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it->m_selected = false;
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it->begin()->m_selected = true;
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m_pLastSelected = &*(it->begin());
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}
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else
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{
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m_rTree.action( &*it );
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}
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}
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else
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{
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it->m_expanded = true;
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bChangedPosition = true;
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}
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}
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}
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else if( key == KEY_LEFT )
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{
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// Go up one level (and close node)
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if( &*it == m_pLastSelected )
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{
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if( it->m_expanded && it->size() )
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{
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it->m_expanded = false;
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bChangedPosition = true;
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}
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else
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{
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if( it->parent() && it->parent() != &m_rTree)
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{
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it->m_selected = false;
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m_pLastSelected = it->parent();
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m_pLastSelected->m_selected = true;
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}
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}
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}
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}
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else if( key == KEY_ENTER || key == KEY_SPACE )
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{
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// Go up one level (and close node)
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if( &*it == m_pLastSelected )
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{
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m_rTree.action( &*it );
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}
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}
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}
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if( needShow )
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ensureVisible( toShow );
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// Redraw the control
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makeImage();
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notifyLayout();
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}
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else if( rEvent.getAsString().find( "mouse:left" ) != string::npos )
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{
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EvtMouse &rEvtMouse = (EvtMouse&)rEvent;
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const Position *pos = getPosition();
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int yPos = ( rEvtMouse.getYPos() - pos->getTop() ) / itemHeight();
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int xPos = rEvtMouse.getXPos() - pos->getLeft();
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VarTree::Iterator it;
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if( rEvent.getAsString().find( "mouse:left:down:ctrl,shift" ) !=
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string::npos )
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{
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VarTree::Iterator itClicked = findItemAtPos( yPos );
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// Flag to know if the current item must be selected
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bool select = false;
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for( it = m_flat ? m_rTree.firstLeaf() : m_rTree.begin();
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it != m_rTree.end();
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it = m_flat ? m_rTree.getNextLeaf( it )
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: m_rTree.getNextVisibleItem( it ) )
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{
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bool nextSelect = select;
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if( it == itClicked || &*it == m_pLastSelected )
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{
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if( select )
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{
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nextSelect = false;
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}
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else
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{
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select = true;
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nextSelect = true;
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}
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}
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it->m_selected = (*it).m_selected || select;
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select = nextSelect;
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}
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}
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else if( rEvent.getAsString().find( "mouse:left:down:ctrl" ) !=
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string::npos )
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{
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// Invert the selection of the item
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it = findItemAtPos( yPos );
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if( it != m_rTree.end() )
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{
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it->m_selected = !it->m_selected;
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m_pLastSelected = &*it;
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}
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}
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else if( rEvent.getAsString().find( "mouse:left:down:shift" ) !=
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string::npos )
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{
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VarTree::Iterator itClicked = findItemAtPos( yPos );
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// Flag to know if the current item must be selected
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bool select = false;
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for( it = m_flat ? m_rTree.firstLeaf() : m_rTree.begin();
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it != m_rTree.end();
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it = m_flat ? m_rTree.getNextLeaf( it )
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: m_rTree.getNextVisibleItem( it ) )
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{
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bool nextSelect = select;
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if( it == itClicked || &*it == m_pLastSelected )
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{
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if( select )
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{
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nextSelect = false;
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}
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else
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{
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select = true;
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nextSelect = true;
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}
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}
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it->m_selected = select;
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select = nextSelect;
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}
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}
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else if( rEvent.getAsString().find( "mouse:left:down" ) !=
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string::npos )
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{
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it = findItemAtPos(yPos);
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if( it != m_rTree.end() )
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{
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if( ( it->size() && xPos > (it->depth() - 1) * itemImageWidth()
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&& xPos < it->depth() * itemImageWidth() )
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&& !m_flat )
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|
{
|
|
// Fold/unfold the item
|
|
it->m_expanded = !it->m_expanded;
|
|
bChangedPosition = true;
|
|
}
|
|
else
|
|
{
|
|
// Unselect any previously selected item
|
|
VarTree::Iterator it2;
|
|
for( it2 = m_flat ? m_rTree.firstLeaf() : m_rTree.begin();
|
|
it2 != m_rTree.end();
|
|
it2 = m_flat ? m_rTree.getNextLeaf( it2 )
|
|
: m_rTree.getNextVisibleItem( it2 ) )
|
|
{
|
|
it2->m_selected = false;
|
|
}
|
|
// Select the new item
|
|
if( it != m_rTree.end() )
|
|
{
|
|
it->m_selected = true;
|
|
m_pLastSelected = &*it;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
else if( rEvent.getAsString().find( "mouse:left:dblclick" ) !=
|
|
string::npos )
|
|
{
|
|
it = findItemAtPos(yPos);
|
|
if( it != m_rTree.end() )
|
|
{
|
|
// Execute the action associated to this item
|
|
m_rTree.action( &*it );
|
|
}
|
|
}
|
|
// Redraw the control
|
|
makeImage();
|
|
notifyLayout();
|
|
}
|
|
|
|
else if( rEvent.getAsString().find( "scroll" ) != string::npos )
|
|
{
|
|
int direction = ((EvtScroll&)rEvent).getDirection();
|
|
|
|
double percentage = m_rTree.getPositionVar().get();
|
|
double step = 2.0 / (double)( m_flat ? m_rTree.countLeafs()
|
|
: m_rTree.visibleItems() );
|
|
if( direction == EvtScroll::kUp )
|
|
{
|
|
percentage += step;
|
|
}
|
|
else
|
|
{
|
|
percentage -= step;
|
|
}
|
|
m_rTree.getPositionVar().set( percentage );
|
|
}
|
|
|
|
/* We changed the nodes, let's fix teh position var */
|
|
if( bChangedPosition )
|
|
{
|
|
VarTree::Iterator it;
|
|
int i = 0;
|
|
int iFirst = 0;
|
|
for( it = m_flat ? m_rTree.firstLeaf() : m_rTree.begin();
|
|
it != m_rTree.end();
|
|
it = m_flat ? m_rTree.getNextLeaf( it )
|
|
: m_rTree.getNextVisibleItem( it ) )
|
|
{
|
|
i++;
|
|
if( it == m_firstPos )
|
|
{
|
|
iFirst = i;
|
|
break;
|
|
}
|
|
}
|
|
iFirst += maxItems();
|
|
if( iFirst >= m_flat ? m_rTree.countLeafs() : m_rTree.visibleItems() )
|
|
iFirst = m_flat ? m_rTree.countLeafs() : m_rTree.visibleItems();
|
|
float f_new = (float)iFirst / (float)( m_flat ? m_rTree.countLeafs()
|
|
:m_rTree.visibleItems() );
|
|
m_dontMove = true;
|
|
m_rTree.getPositionVar().set( 1.0 - f_new );
|
|
m_dontMove = false;
|
|
}
|
|
}
|
|
|
|
bool CtrlTree::mouseOver( int x, int y ) const
|
|
{
|
|
const Position *pPos = getPosition();
|
|
return ( pPos
|
|
? x >= 0 && x <= pPos->getWidth() && y >= 0 && y <= pPos->getHeight()
|
|
: false);
|
|
}
|
|
|
|
void CtrlTree::draw( OSGraphics &rImage, int xDest, int yDest )
|
|
{
|
|
if( m_pImage )
|
|
{
|
|
rImage.drawGraphics( *m_pImage, 0, 0, xDest, yDest );
|
|
}
|
|
}
|
|
|
|
bool CtrlTree::ensureVisible( VarTree::Iterator item )
|
|
{
|
|
// Find the item to focus
|
|
int focusItemIndex = 0;
|
|
VarTree::Iterator it;
|
|
|
|
m_rTree.ensureExpanded( item );
|
|
|
|
for( it = m_flat ? m_rTree.firstLeaf() : m_rTree.begin();
|
|
it != m_rTree.end();
|
|
it = m_flat ? m_rTree.getNextLeaf( it )
|
|
: m_rTree.getNextVisibleItem( it ) )
|
|
{
|
|
if( it->m_id == item->m_id ) break;
|
|
focusItemIndex++;
|
|
}
|
|
return ensureVisible( focusItemIndex );
|
|
}
|
|
|
|
bool CtrlTree::ensureVisible( int focusItemIndex )
|
|
{
|
|
// Find m_firstPos
|
|
VarTree::Iterator it;
|
|
int firstPosIndex = 0;
|
|
for( it = m_flat ? m_rTree.firstLeaf() : m_rTree.begin();
|
|
it != m_rTree.end();
|
|
it = m_flat ? m_rTree.getNextLeaf( it )
|
|
: m_rTree.getNextVisibleItem( it ) )
|
|
{
|
|
if( it == m_firstPos ) break;
|
|
firstPosIndex++;
|
|
}
|
|
|
|
if( it == m_rTree.end() ) return false;
|
|
|
|
|
|
if( it != m_rTree.end()
|
|
&& ( focusItemIndex < firstPosIndex
|
|
|| focusItemIndex > firstPosIndex + maxItems() ) )
|
|
{
|
|
// Scroll to have the wanted stream visible
|
|
VarPercent &rVarPos = m_rTree.getPositionVar();
|
|
rVarPos.set( 1.0 - (double)focusItemIndex /
|
|
(double)( m_flat ? m_rTree.countLeafs()
|
|
: m_rTree.visibleItems() ) );
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
void CtrlTree::autoScroll()
|
|
{
|
|
// Find the current playing stream
|
|
int playIndex = 0;
|
|
VarTree::Iterator it;
|
|
|
|
for( it = m_flat ? m_rTree.firstLeaf() : m_rTree.begin();
|
|
it != m_rTree.end();
|
|
it = m_flat ? m_rTree.getNextLeaf( it )
|
|
: m_rTree.getNextItem( it ) )
|
|
{
|
|
if( it->m_playing )
|
|
{
|
|
m_rTree.ensureExpanded( it );
|
|
break;
|
|
}
|
|
}
|
|
for( it = m_flat ? m_rTree.firstLeaf() : m_rTree.begin();
|
|
it != m_rTree.end();
|
|
it = m_flat ? m_rTree.getNextLeaf( it )
|
|
: m_rTree.getNextVisibleItem( it ) )
|
|
{
|
|
if( it->m_playing )
|
|
break;
|
|
playIndex++;
|
|
}
|
|
|
|
if( it == m_rTree.end() ) return;
|
|
|
|
|
|
ensureVisible( playIndex );
|
|
}
|
|
|
|
|
|
void CtrlTree::makeImage()
|
|
{
|
|
stats_TimerStart( getIntf(), "[Skins] Playlist image",
|
|
STATS_TIMER_SKINS_PLAYTREE_IMAGE );
|
|
delete m_pImage;
|
|
|
|
// Get the size of the control
|
|
const Position *pPos = getPosition();
|
|
if( !pPos )
|
|
{
|
|
stats_TimerStop( getIntf(), STATS_TIMER_SKINS_PLAYTREE_IMAGE );
|
|
return;
|
|
}
|
|
int width = pPos->getWidth();
|
|
int height = pPos->getHeight();
|
|
|
|
int i_itemHeight = itemHeight();
|
|
|
|
// Create an image
|
|
OSFactory *pOsFactory = OSFactory::instance( getIntf() );
|
|
m_pImage = pOsFactory->createOSGraphics( width, height );
|
|
|
|
VarTree::Iterator it = m_firstPos;
|
|
|
|
if( m_pBgBitmap )
|
|
{
|
|
// Draw the background bitmap
|
|
ScaledBitmap bmp( getIntf(), *m_pBgBitmap, width, height );
|
|
m_pImage->drawBitmap( bmp, 0, 0 );
|
|
|
|
for( int yPos = 0; yPos < height; yPos += i_itemHeight )
|
|
{
|
|
if( it != m_rTree.end() )
|
|
{
|
|
if( (*it).m_selected )
|
|
{
|
|
int rectHeight = __MIN( i_itemHeight, height - yPos );
|
|
m_pImage->fillRect( 0, yPos, width, rectHeight,
|
|
m_selColor );
|
|
}
|
|
do
|
|
{
|
|
it = m_flat ? m_rTree.getNextLeaf( it )
|
|
: m_rTree.getNextVisibleItem( it );
|
|
} while( it != m_rTree.end() && it->m_deleted );
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// FIXME (TRYME)
|
|
// Fill background with background color
|
|
uint32_t bgColor = m_bgColor1;
|
|
m_pImage->fillRect( 0, 0, width, height, bgColor );
|
|
for( int yPos = 0; yPos < height; yPos += i_itemHeight )
|
|
{
|
|
int rectHeight = __MIN( i_itemHeight, height - yPos );
|
|
if( it != m_rTree.end() )
|
|
{
|
|
uint32_t color = ( it->m_selected ? m_selColor : bgColor );
|
|
m_pImage->fillRect( 0, yPos, width, rectHeight, color );
|
|
do
|
|
{
|
|
it = m_flat ? m_rTree.getNextLeaf( it )
|
|
: m_rTree.getNextVisibleItem( it );
|
|
} while( it != m_rTree.end() && it->m_deleted );
|
|
}
|
|
else
|
|
{
|
|
m_pImage->fillRect( 0, yPos, width, rectHeight, bgColor );
|
|
}
|
|
bgColor = ( bgColor == m_bgColor1 ? m_bgColor2 : m_bgColor1 );
|
|
}
|
|
}
|
|
|
|
int bitmapWidth = itemImageWidth();
|
|
|
|
int yPos = 0;
|
|
it = m_firstPos;
|
|
while( it != m_rTree.end() && yPos < height )
|
|
{
|
|
const GenericBitmap *m_pCurBitmap;
|
|
UString *pStr = (UString*)(it->m_cString.get());
|
|
uint32_t color = ( it->m_playing ? m_playColor : m_fgColor );
|
|
|
|
// Draw the text
|
|
if( pStr != NULL )
|
|
{
|
|
int depth = m_flat ? 1 : it->depth();
|
|
GenericBitmap *pText = m_rFont.drawString( *pStr, color, width - bitmapWidth * depth );
|
|
if( !pText )
|
|
{
|
|
stats_TimerStop( getIntf(), STATS_TIMER_SKINS_PLAYTREE_IMAGE );
|
|
return;
|
|
}
|
|
if( it->size() )
|
|
m_pCurBitmap = it->m_expanded ? m_pOpenBitmap : m_pClosedBitmap;
|
|
else
|
|
m_pCurBitmap = m_pItemBitmap;
|
|
|
|
if( m_pCurBitmap )
|
|
{
|
|
// Make sure we are centered on the line
|
|
int yPos2 = yPos+(i_itemHeight-m_pCurBitmap->getHeight()+1)/2;
|
|
if( yPos2 >= height )
|
|
{
|
|
delete pText;
|
|
break;
|
|
}
|
|
m_pImage->drawBitmap( *m_pCurBitmap, 0, 0,
|
|
bitmapWidth * (depth - 1 ), yPos2,
|
|
m_pCurBitmap->getWidth(),
|
|
__MIN( m_pCurBitmap->getHeight(),
|
|
height - yPos2), true );
|
|
}
|
|
yPos += i_itemHeight - pText->getHeight();
|
|
int ySrc = 0;
|
|
if( yPos < 0 )
|
|
{
|
|
ySrc = - yPos;
|
|
yPos = 0;
|
|
}
|
|
int lineHeight = __MIN( pText->getHeight() - ySrc, height - yPos );
|
|
m_pImage->drawBitmap( *pText, 0, ySrc, bitmapWidth * depth, yPos,
|
|
pText->getWidth(),
|
|
lineHeight, true );
|
|
yPos += (pText->getHeight() - ySrc );
|
|
delete pText;
|
|
}
|
|
do
|
|
{
|
|
it = m_flat ? m_rTree.getNextLeaf( it )
|
|
: m_rTree.getNextVisibleItem( it );
|
|
} while( it != m_rTree.end() && it->m_deleted );
|
|
}
|
|
stats_TimerStop( getIntf(), STATS_TIMER_SKINS_PLAYTREE_IMAGE );
|
|
}
|
|
|
|
VarTree::Iterator CtrlTree::findItemAtPos( int pos )
|
|
{
|
|
// The first item is m_firstPos.
|
|
// We decrement pos as we try the other items, until pos == 0.
|
|
VarTree::Iterator it;
|
|
for( it = m_firstPos; it != m_rTree.end() && pos != 0;
|
|
it = m_flat ? m_rTree.getNextLeaf( it )
|
|
: m_rTree.getNextVisibleItem( it ) )
|
|
{
|
|
pos--;
|
|
}
|
|
|
|
return it;
|
|
}
|
|
|