ctrl_tree.cpp
资源名称:vlc-1.0.5.zip [点击查看]
上传用户:kjfoods
上传日期:2020-07-06
资源大小:29949k
文件大小:28k
源码类别:
midi
开发平台:
Unix_Linux
- /*****************************************************************************
- * ctrl_tree.cpp
- *****************************************************************************
- * Copyright (C) 2003 the VideoLAN team
- * $Id: 50b46750269edb20e16d5690d87f073f8a3fe3dd $
- *
- * Authors: Antoine Cellerier <dionoea@videolan.org>
- * Clément Stenac <zorglub@videolan.org>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
- *****************************************************************************/
- #include <math.h>
- #include "../utils/var_bool.hpp"
- #include "ctrl_tree.hpp"
- #include "../src/os_factory.hpp"
- #include "../src/os_graphics.hpp"
- #include "../src/generic_bitmap.hpp"
- #include "../src/generic_font.hpp"
- #include "../src/scaled_bitmap.hpp"
- #include "../utils/position.hpp"
- #include "../utils/ustring.hpp"
- #include "../events/evt_key.hpp"
- #include "../events/evt_mouse.hpp"
- #include "../events/evt_scroll.hpp"
- #include "vlc_keys.h"
- #define SCROLL_STEP 0.05
- #define LINE_INTERVAL 1 // Number of pixels inserted between 2 lines
- CtrlTree::CtrlTree( intf_thread_t *pIntf,
- VarTree &rTree,
- const GenericFont &rFont,
- const GenericBitmap *pBgBitmap,
- const GenericBitmap *pItemBitmap,
- const GenericBitmap *pOpenBitmap,
- const GenericBitmap *pClosedBitmap,
- uint32_t fgColor,
- uint32_t playColor,
- uint32_t bgColor1,
- uint32_t bgColor2,
- uint32_t selColor,
- const UString &rHelp,
- VarBool *pVisible,
- VarBool *pFlat ):
- CtrlGeneric( pIntf,rHelp, pVisible), m_rTree( rTree), m_rFont( rFont ),
- m_pBgBitmap( pBgBitmap ), m_pItemBitmap( pItemBitmap ),
- m_pOpenBitmap( pOpenBitmap ), m_pClosedBitmap( pClosedBitmap ),
- m_fgColor( fgColor ), m_playColor( playColor ), m_bgColor1( bgColor1 ),
- m_bgColor2( bgColor2 ), m_selColor( selColor ),
- m_pLastSelected( NULL ), m_pImage( NULL ), m_dontMove( false )
- {
- // Observe the tree and position variables
- m_rTree.addObserver( this );
- m_rTree.getPositionVar().addObserver( this );
- m_flat = pFlat->get();
- m_firstPos = m_flat ? m_rTree.firstLeaf() : m_rTree.begin();
- makeImage();
- }
- CtrlTree::~CtrlTree()
- {
- m_rTree.getPositionVar().delObserver( this );
- m_rTree.delObserver( this );
- delete m_pImage;
- }
- int CtrlTree::itemHeight()
- {
- int itemHeight = m_rFont.getSize();
- if( !m_flat )
- {
- if( m_pClosedBitmap )
- {
- itemHeight = __MAX( m_pClosedBitmap->getHeight(), itemHeight );
- }
- if( m_pOpenBitmap )
- {
- itemHeight = __MAX( m_pOpenBitmap->getHeight(), itemHeight );
- }
- }
- if( m_pItemBitmap )
- {
- itemHeight = __MAX( m_pItemBitmap->getHeight(), itemHeight );
- }
- itemHeight += LINE_INTERVAL;
- return itemHeight;
- }
- int CtrlTree::itemImageWidth()
- {
- int bitmapWidth = 5;
- if( !m_flat )
- {
- if( m_pClosedBitmap )
- {
- bitmapWidth = __MAX( m_pClosedBitmap->getWidth(), bitmapWidth );
- }
- if( m_pOpenBitmap )
- {
- bitmapWidth = __MAX( m_pOpenBitmap->getWidth(), bitmapWidth );
- }
- }
- if( m_pItemBitmap )
- {
- bitmapWidth = __MAX( m_pItemBitmap->getWidth(), bitmapWidth );
- }
- return bitmapWidth + 2;
- }
- int CtrlTree::maxItems()
- {
- const Position *pPos = getPosition();
- if( !pPos )
- {
- return -1;
- }
- return pPos->getHeight() / itemHeight();
- }
- void CtrlTree::onUpdate( Subject<VarTree, tree_update> &rTree,
- tree_update *arg )
- {
- if( arg->i_type == 0 ) // Item update
- {
- if( arg->b_active_item )
- {
- autoScroll();
- ///todo We should make image if we are visible in the view
- makeImage();
- }
- }
- /// todo handle delete in a more clever way
- else if ( arg->i_type == 1 ) // Global change or deletion
- {
- m_firstPos = m_flat ? m_rTree.firstLeaf() : m_rTree.begin();
- makeImage();
- }
- else if ( arg->i_type == 2 ) // Item-append
- {
- if( m_flat && m_firstPos->size() )
- m_firstPos = m_rTree.getNextLeaf( m_firstPos );
- /// todo Check if the item is really visible in the view
- // (we only check if it in the document)
- if( arg->b_visible == true )
- {
- makeImage();
- }
- }
- else if( arg->i_type == 3 ) // item-del
- {
- /* Make sure firstPos and lastSelected are still valid */
- while( m_firstPos->m_deleted && m_firstPos != m_rTree.root()->begin() )
- {
- m_firstPos = m_flat ? m_rTree.getPrevLeaf( m_firstPos )
- : m_rTree.getPrevVisibleItem( m_firstPos );
- }
- if( m_firstPos->m_deleted )
- m_firstPos = m_flat ? m_rTree.firstLeaf()
- : m_rTree.root()->begin();
- if( arg->b_visible == true )
- {
- makeImage();
- }
- }
- notifyLayout();
- }
- void CtrlTree::onUpdate( Subject<VarPercent> &rPercent, void* arg)
- {
- // Determine what is the first item to display
- VarTree::Iterator it = m_flat ? m_rTree.firstLeaf() : m_rTree.begin();
- if( m_dontMove ) return;
- int excessItems;
- if( m_flat )
- excessItems = m_rTree.countLeafs() - maxItems();
- else
- excessItems = m_rTree.visibleItems() - maxItems();
- if( excessItems > 0)
- {
- VarPercent &rVarPos = m_rTree.getPositionVar();
- // a simple (int)(...) causes rounding errors !
- #ifdef _MSC_VER
- # define lrint (int)
- #endif
- if( m_flat )
- it = m_rTree.getLeaf(lrint( (1.0 - rVarPos.get()) * (double)excessItems ) + 1 );
- else
- it = m_rTree.getVisibleItem(lrint( (1.0 - rVarPos.get()) * (double)excessItems ) + 1 );
- }
- if( m_firstPos != it )
- {
- // Redraw the control if the position has changed
- m_firstPos = it;
- makeImage();
- notifyLayout();
- }
- }
- void CtrlTree::onResize()
- {
- // Determine what is the first item to display
- VarTree::Iterator it = m_flat ? m_rTree.firstLeaf() : m_rTree.begin();
- int excessItems;
- if( m_flat )
- excessItems = m_rTree.countLeafs() - maxItems();
- else
- excessItems = m_rTree.visibleItems() - maxItems();
- if( excessItems > 0)
- {
- VarPercent &rVarPos = m_rTree.getPositionVar();
- // a simple (int)(...) causes rounding errors !
- #ifdef _MSC_VER
- # define lrint (int)
- #endif
- if( m_flat )
- it = m_rTree.getLeaf(lrint( (1.0 - rVarPos.get()) * (double)excessItems ) + 1 );
- else
- it = m_rTree.getVisibleItem(lrint( (1.0 - rVarPos.get()) * (double)excessItems ) + 1 );
- }
- // Redraw the control if the position has changed
- m_firstPos = it;
- makeImage();
- notifyLayout();
- }
- void CtrlTree::onPositionChange()
- {
- makeImage();
- notifyLayout();
- }
- void CtrlTree::handleEvent( EvtGeneric &rEvent )
- {
- bool bChangedPosition = false;
- VarTree::Iterator toShow; bool needShow = false;
- if( rEvent.getAsString().find( "key:down" ) != string::npos )
- {
- int key = ((EvtKey&)rEvent).getKey();
- VarTree::Iterator it;
- bool previousWasSelected = false;
- /* Delete the selection */
- if( key == KEY_DELETE )
- {
- /* Find first non selected item before m_pLastSelected */
- VarTree::Iterator it_sel = m_flat ? m_rTree.firstLeaf()
- : m_rTree.begin();
- 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_pLastSelected ) break;
- if( !it->m_selected ) it_sel = it;
- }
- /* Delete selected stuff */
- m_rTree.delSelected();
- /* Select it_sel */
- it_sel->m_selected = true;
- m_pLastSelected = &*it_sel;
- }
- else if( key == KEY_PAGEDOWN )
- {
- it = m_firstPos;
- int i = (int)(maxItems()*1.5);
- while( i >= 0 )
- {
- VarTree::Iterator it_old = it;
- it = m_flat ? m_rTree.getNextLeaf( it )
- : m_rTree.getNextVisibleItem( it );
- /* End is already visible, dont' scroll */
- if( it == m_rTree.end() )
- {
- it = it_old;
- break;
- }
- needShow = true;
- i--;
- }
- if( needShow )
- {
- ensureVisible( it );
- makeImage();
- notifyLayout();
- return;
- }
- }
- else if (key == KEY_PAGEUP )
- {
- it = m_firstPos;
- int i = maxItems();
- while( i >= maxItems()/2 )
- {
- it = m_flat ? m_rTree.getPrevLeaf( it )
- : m_rTree.getPrevVisibleItem( it );
- /* End is already visible, dont' scroll */
- if( it == ( m_flat ? m_rTree.firstLeaf() : m_rTree.begin() ) )
- {
- break;
- }
- i--;
- }
- ensureVisible( it );
- makeImage();
- notifyLayout();
- return;
- }
- 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 ) )
- {
- VarTree::Iterator next = m_flat ? m_rTree.getNextLeaf( it )
- : m_rTree.getNextVisibleItem( it );
- if( key == KEY_UP )
- {
- // Scroll up one item
- if( ( it->parent()
- && it != it->parent()->begin() )
- || &*it != m_pLastSelected )
- {
- bool nextWasSelected = ( &*next == m_pLastSelected );
- it->m_selected = nextWasSelected;
- if( nextWasSelected )
- {
- m_pLastSelected = &*it;
- needShow = true; toShow = it;
- }
- }
- }
- else if( key == KEY_DOWN )
- {
- // Scroll down one item
- if( ( it->parent()
- && next != it->parent()->end() )
- || &*it != m_pLastSelected )
- {
- (*it).m_selected = previousWasSelected;
- }
- if( previousWasSelected )
- {
- m_pLastSelected = &*it;
- needShow = true; toShow = it;
- previousWasSelected = false;
- }
- else
- {
- previousWasSelected = ( &*it == m_pLastSelected );
- }
- // Fix last tree item selection
- if( ( m_flat ? m_rTree.getNextLeaf( it )
- : m_rTree.getNextVisibleItem( it ) ) == m_rTree.end()
- && &*it == m_pLastSelected )
- {
- (*it).m_selected = true;
- }
- }
- else if( key == KEY_RIGHT )
- {
- // Go down one level (and expand node)
- if( &*it == m_pLastSelected )
- {
- if( it->m_expanded )
- {
- if( it->size() )
- {
- it->m_selected = false;
- it->begin()->m_selected = true;
- m_pLastSelected = &*(it->begin());
- }
- else
- {
- m_rTree.action( &*it );
- }
- }
- else
- {
- it->m_expanded = true;
- bChangedPosition = true;
- }
- }
- }
- else if( key == KEY_LEFT )
- {
- // Go up one level (and close node)
- if( &*it == m_pLastSelected )
- {
- if( it->m_expanded && it->size() )
- {
- it->m_expanded = false;
- bChangedPosition = true;
- }
- else
- {
- if( it->parent() && it->parent() != &m_rTree)
- {
- it->m_selected = false;
- m_pLastSelected = it->parent();
- m_pLastSelected->m_selected = true;
- }
- }
- }
- }
- else if( key == KEY_ENTER || key == KEY_SPACE )
- {
- // Go up one level (and close node)
- if( &*it == m_pLastSelected )
- {
- m_rTree.action( &*it );
- }
- }
- }
- if( needShow )
- ensureVisible( toShow );
- // Redraw the control
- makeImage();
- notifyLayout();
- }
- else if( rEvent.getAsString().find( "mouse:left" ) != string::npos )
- {
- EvtMouse &rEvtMouse = (EvtMouse&)rEvent;
- const Position *pos = getPosition();
- int yPos = ( rEvtMouse.getYPos() - pos->getTop() ) / itemHeight();
- int xPos = rEvtMouse.getXPos() - pos->getLeft();
- VarTree::Iterator it;
- if( rEvent.getAsString().find( "mouse:left:down:ctrl,shift" ) !=
- string::npos )
- {
- VarTree::Iterator itClicked = findItemAtPos( yPos );
- // Flag to know if the current item must be selected
- bool select = false;
- 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 ) )
- {
- bool nextSelect = select;
- if( it == itClicked || &*it == m_pLastSelected )
- {
- if( select )
- {
- nextSelect = false;
- }
- else
- {
- select = true;
- nextSelect = true;
- }
- }
- it->m_selected = (*it).m_selected || select;
- select = nextSelect;
- }
- }
- else if( rEvent.getAsString().find( "mouse:left:down:ctrl" ) !=
- string::npos )
- {
- // Invert the selection of the item
- it = findItemAtPos( yPos );
- if( it != m_rTree.end() )
- {
- it->m_selected = !it->m_selected;
- m_pLastSelected = &*it;
- }
- }
- else if( rEvent.getAsString().find( "mouse:left:down:shift" ) !=
- string::npos )
- {
- VarTree::Iterator itClicked = findItemAtPos( yPos );
- // Flag to know if the current item must be selected
- bool select = false;
- 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 ) )
- {
- bool nextSelect = select;
- if( it == itClicked || &*it == m_pLastSelected )
- {
- if( select )
- {
- nextSelect = false;
- }
- else
- {
- select = true;
- nextSelect = true;
- }
- }
- it->m_selected = select;
- select = nextSelect;
- }
- }
- else if( rEvent.getAsString().find( "mouse:left:down" ) !=
- string::npos )
- {
- it = findItemAtPos(yPos);
- if( it != m_rTree.end() )
- {
- if( ( it->size() && xPos > (it->depth() - 1) * itemImageWidth()
- && xPos < it->depth() * itemImageWidth() )
- && !m_flat )
- {
- // 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;
- }