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vlc/modules/gui/skins2/parser/builder.cpp

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/*****************************************************************************
* builder.cpp
*****************************************************************************
* Copyright (C) 2003 the VideoLAN team
* $Id$
*
* Authors: Cyril Deguet <asmax@via.ecp.fr>
* Olivier Teulière <ipkiss@via.ecp.fr>
*
* 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 <string.h>
#include "builder.hpp"
#include "builder_data.hpp"
#include "interpreter.hpp"
#include "../src/file_bitmap.hpp"
#include "../src/os_factory.hpp"
#include "../src/generic_bitmap.hpp"
#include "../src/top_window.hpp"
#include "../src/anchor.hpp"
#include "../src/bitmap_font.hpp"
#include "../src/ft2_font.hpp"
#include "../src/generic_layout.hpp"
#include "../src/popup.hpp"
#include "../src/theme.hpp"
#include "../commands/cmd_generic.hpp"
#include "../controls/ctrl_button.hpp"
#include "../controls/ctrl_checkbox.hpp"
#include "../controls/ctrl_image.hpp"
#include "../controls/ctrl_list.hpp"
#include "../controls/ctrl_move.hpp"
#include "../controls/ctrl_resize.hpp"
#include "../controls/ctrl_slider.hpp"
#include "../controls/ctrl_radialslider.hpp"
#include "../controls/ctrl_text.hpp"
#include "../controls/ctrl_tree.hpp"
#include "../controls/ctrl_video.hpp"
#include "../utils/bezier.hpp"
#include "../utils/position.hpp"
#include "../utils/var_bool.hpp"
#include "../utils/var_text.hpp"
#include "vlc_image.h"
Builder::Builder( intf_thread_t *pIntf, const BuilderData &rData,
const string &rPath ):
SkinObject( pIntf ), m_rData( rData ), m_path( rPath ), m_pTheme( NULL )
{
m_pImageHandler = image_HandlerCreate( pIntf );
}
Builder::~Builder()
{
if( m_pImageHandler ) image_HandlerDelete( m_pImageHandler );
}
CmdGeneric *Builder::parseAction( const string &rAction )
{
return Interpreter::instance( getIntf() )->parseAction( rAction, m_pTheme );
}
// Useful macro
#define ADD_OBJECTS( type ) \
list<BuilderData::type>::const_iterator it##type; \
for( it##type = m_rData.m_list##type.begin(); \
it##type != m_rData.m_list##type.end(); it##type++ ) \
{ \
add##type( *it##type ); \
}
Theme *Builder::build()
{
m_pTheme = new Theme( getIntf() );
if( m_pTheme == NULL )
{
return NULL;
}
// Create everything from the data in the XML
ADD_OBJECTS( Theme );
ADD_OBJECTS( Bitmap );
ADD_OBJECTS( SubBitmap );
ADD_OBJECTS( BitmapFont );
ADD_OBJECTS( Font );
ADD_OBJECTS( Window );
// XXX: PopupMenus are created after the windows, so that the Win32Factory
// (at least) can give a valid window handle to the OSPopup objects
ADD_OBJECTS( PopupMenu );
ADD_OBJECTS( Layout );
ADD_OBJECTS( Anchor );
ADD_OBJECTS( Button );
ADD_OBJECTS( Checkbox );
ADD_OBJECTS( Image );
ADD_OBJECTS( Text );
ADD_OBJECTS( RadialSlider );
ADD_OBJECTS( Slider );
ADD_OBJECTS( List );
ADD_OBJECTS( Tree );
ADD_OBJECTS( Video );
// MenuItems must be created after all the rest, so that the IDs of the
// other elements exist and can be parsed in the actions
ADD_OBJECTS( MenuItem );
ADD_OBJECTS( MenuSeparator );
return m_pTheme;
}
// Macro to get a bitmap by its ID in the builder
#define GET_BMP( pBmp, id ) \
if( id != "none" ) \
{ \
pBmp = m_pTheme->getBitmapById(id); \
if( pBmp == NULL ) \
{ \
msg_Err( getIntf(), "unknown bitmap id: %s", id.c_str() ); \
return; \
} \
}
void Builder::addTheme( const BuilderData::Theme &rData )
{
WindowManager &rManager = m_pTheme->getWindowManager();
rManager.setMagnetValue( rData.m_magnet );
rManager.setAlphaValue( rData.m_alpha );
rManager.setMoveAlphaValue( rData.m_moveAlpha );
GenericFont *pFont = getFont( rData.m_tooltipfont );
if( pFont )
{
rManager.createTooltip( *pFont );
}
else
{
msg_Warn( getIntf(), "Invalid tooltip font: %s",
rData.m_tooltipfont.c_str() );
}
}
void Builder::addBitmap( const BuilderData::Bitmap &rData )
{
GenericBitmap *pBmp =
new FileBitmap( getIntf(), m_pImageHandler,
getFilePath( rData.m_fileName ), rData.m_alphaColor,
rData.m_nbFrames, rData.m_fps );
if( !pBmp->getData() )
{
// Invalid bitmap
delete pBmp;
return;
}
m_pTheme->m_bitmaps[rData.m_id] = GenericBitmapPtr( pBmp );
}
void Builder::addSubBitmap( const BuilderData::SubBitmap &rData )
{
if( m_pTheme->m_bitmaps.find( rData.m_id ) != m_pTheme->m_bitmaps.end() )
{
msg_Dbg( getIntf(), "Bitmap %s already exists", rData.m_id.c_str() );
return;
}
// Get the parent bitmap
GenericBitmap *pParentBmp = NULL;
GET_BMP( pParentBmp, rData.m_parent );
// Copy a region of the parent bitmap to the new one
BitmapImpl *pBmp =
new BitmapImpl( getIntf(), rData.m_width, rData.m_height,
rData.m_nbFrames, rData.m_fps );
bool res = pBmp->drawBitmap( *pParentBmp, rData.m_x, rData.m_y, 0, 0,
rData.m_width, rData.m_height );
if( !res )
{
// Invalid sub-bitmap
delete pBmp;
msg_Warn( getIntf(), "SubBitmap %s ignored", rData.m_id.c_str() );
return;
}
m_pTheme->m_bitmaps[rData.m_id] = GenericBitmapPtr( pBmp );
}
void Builder::addBitmapFont( const BuilderData::BitmapFont &rData )
{
if( m_pTheme->m_fonts.find( rData.m_id ) != m_pTheme->m_fonts.end() )
{
msg_Dbg( getIntf(), "Font %s already exists", rData.m_id.c_str() );
return;
}
GenericBitmap *pBmp =
new FileBitmap( getIntf(), m_pImageHandler,
getFilePath( rData.m_file ), 0 );
if( !pBmp->getData() )
{
// Invalid bitmap
delete pBmp;
return;
}
m_pTheme->m_bitmaps[rData.m_id] = GenericBitmapPtr( pBmp );
GenericFont *pFont = new BitmapFont( getIntf(), *pBmp, rData.m_type );
if( pFont->init() )
{
m_pTheme->m_fonts[rData.m_id] = GenericFontPtr( pFont );
}
else
{
delete pFont;
}
}
void Builder::addFont( const BuilderData::Font &rData )
{
// Try to load the font from the theme directory
GenericFont *pFont = new FT2Font( getIntf(),
getFilePath( rData.m_fontFile ),
rData.m_size );
if( pFont->init() )
{
m_pTheme->m_fonts[rData.m_id] = GenericFontPtr( pFont );
}
else
{
delete pFont;
// Font not found; try in the resource path
OSFactory *pOSFactory = OSFactory::instance( getIntf() );
const list<string> &resPath = pOSFactory->getResourcePath();
const string &sep = pOSFactory->getDirSeparator();
list<string>::const_iterator it;
for( it = resPath.begin(); it != resPath.end(); it++ )
{
string path = (*it) + sep + "fonts" + sep + rData.m_fontFile;
pFont = new FT2Font( getIntf(), path, rData.m_size );
if( pFont->init() )
{
// Font loaded successfully
m_pTheme->m_fonts[rData.m_id] = GenericFontPtr( pFont );
break;
}
else
{
delete pFont;
}
}
}
}
void Builder::addPopupMenu( const BuilderData::PopupMenu &rData )
{
Popup *pPopup = new Popup( getIntf(), m_pTheme->getWindowManager() );
m_pTheme->m_popups[rData.m_id] = PopupPtr( pPopup );
}
void Builder::addMenuItem( const BuilderData::MenuItem &rData )
{
Popup *pPopup = m_pTheme->getPopupById( rData.m_popupId );
if( pPopup == NULL )
{
msg_Err( getIntf(), "Unknown popup id: %s", rData.m_popupId.c_str() );
return;
}
CmdGeneric *pCommand = parseAction( rData.m_action );
if( pCommand == NULL )
{
msg_Err( getIntf(), "Invalid action: %s", rData.m_action.c_str() );
return;
}
pPopup->addItem( rData.m_label, *pCommand, rData.m_pos );
}
void Builder::addMenuSeparator( const BuilderData::MenuSeparator &rData )
{
Popup *pPopup = m_pTheme->getPopupById( rData.m_popupId );
if( pPopup == NULL )
{
msg_Err( getIntf(), "Unknown popup id: %s", rData.m_popupId.c_str() );
return;
}
pPopup->addSeparator( rData.m_pos );
}
void Builder::addWindow( const BuilderData::Window &rData )
{
TopWindow *pWin =
new TopWindow( getIntf(), rData.m_xPos, rData.m_yPos,
m_pTheme->getWindowManager(),
rData.m_dragDrop, rData.m_playOnDrop,
rData.m_visible );
m_pTheme->m_windows[rData.m_id] = TopWindowPtr( pWin );
}
void Builder::addLayout( const BuilderData::Layout &rData )
{
TopWindow *pWin = m_pTheme->getWindowById( rData.m_windowId );
if( pWin == NULL )
{
msg_Err( getIntf(), "unknown window id: %s", rData.m_windowId.c_str() );
return;
}
int minWidth = rData.m_minWidth != -1 ? rData.m_minWidth : rData.m_width;
int maxWidth = rData.m_maxWidth != -1 ? rData.m_maxWidth : rData.m_width;
int minHeight = rData.m_minHeight != -1 ? rData.m_minHeight :
rData.m_height;
int maxHeight = rData.m_maxHeight != -1 ? rData.m_maxHeight :
rData.m_height;
GenericLayout *pLayout = new GenericLayout( getIntf(), rData.m_width,
rData.m_height,
minWidth, maxWidth, minHeight,
maxHeight );
m_pTheme->m_layouts[rData.m_id] = GenericLayoutPtr( pLayout );
// Attach the layout to its window
m_pTheme->getWindowManager().addLayout( *pWin, *pLayout );
}
void Builder::addAnchor( const BuilderData::Anchor &rData )
{
GenericLayout *pLayout = m_pTheme->getLayoutById( rData.m_layoutId );
if( pLayout == NULL )
{
msg_Err( getIntf(), "unknown layout id: %s", rData.m_layoutId.c_str() );
return;
}
Bezier *pCurve = getPoints( rData.m_points.c_str() );
if( pCurve == NULL )
{
msg_Err( getIntf(), "Invalid format in tag points=\"%s\"",
rData.m_points.c_str() );
return;
}
m_pTheme->m_curves.push_back( BezierPtr( pCurve ) );
Anchor *pAnc = new Anchor( getIntf(), rData.m_xPos, rData.m_yPos,
rData.m_range, rData.m_priority,
*pCurve, *pLayout );
pLayout->addAnchor( pAnc );
}
void Builder::addButton( const BuilderData::Button &rData )
{
// Get the bitmaps of the button
GenericBitmap *pBmpUp = NULL;
GET_BMP( pBmpUp, rData.m_upId );
GenericBitmap *pBmpDown = pBmpUp;
GET_BMP( pBmpDown, rData.m_downId );
GenericBitmap *pBmpOver = pBmpUp;
GET_BMP( pBmpOver, rData.m_overId );
GenericLayout *pLayout = m_pTheme->getLayoutById( rData.m_layoutId );
if( pLayout == NULL )
{
msg_Err( getIntf(), "unknown layout id: %s", rData.m_layoutId.c_str() );
return;
}
CmdGeneric *pCommand = parseAction( rData.m_actionId );
if( pCommand == NULL )
{
msg_Err( getIntf(), "Invalid action: %s", rData.m_actionId.c_str() );
return;
}
// Get the visibility variable
// XXX check when it is null
Interpreter *pInterpreter = Interpreter::instance( getIntf() );
VarBool *pVisible = pInterpreter->getVarBool( rData.m_visible, m_pTheme );
CtrlButton *pButton = new CtrlButton( getIntf(), *pBmpUp, *pBmpOver,
*pBmpDown, *pCommand, UString( getIntf(), rData.m_tooltip.c_str() ),
UString( getIntf(), rData.m_help.c_str() ), pVisible );
// Compute the position of the control
// XXX (we suppose all the images have the same size...)
const Position pos = makePosition( rData.m_leftTop, rData.m_rightBottom,
rData.m_xPos, rData.m_yPos,
pBmpUp->getWidth(),
pBmpUp->getHeight(), *pLayout );
pLayout->addControl( pButton, pos, rData.m_layer );
m_pTheme->m_controls[rData.m_id] = CtrlGenericPtr( pButton );
}
void Builder::addCheckbox( const BuilderData::Checkbox &rData )
{
// Get the bitmaps of the checkbox
GenericBitmap *pBmpUp1 = NULL;
GET_BMP( pBmpUp1, rData.m_up1Id );
GenericBitmap *pBmpDown1 = pBmpUp1;
GET_BMP( pBmpDown1, rData.m_down1Id );
GenericBitmap *pBmpOver1 = pBmpUp1;
GET_BMP( pBmpOver1, rData.m_over1Id );
GenericBitmap *pBmpUp2 = NULL;
GET_BMP( pBmpUp2, rData.m_up2Id );
GenericBitmap *pBmpDown2 = pBmpUp2;
GET_BMP( pBmpDown2, rData.m_down2Id );
GenericBitmap *pBmpOver2 = pBmpUp2;
GET_BMP( pBmpOver2, rData.m_over2Id );
GenericLayout *pLayout = m_pTheme->getLayoutById( rData.m_layoutId );
if( pLayout == NULL )
{
msg_Err( getIntf(), "unknown layout id: %s", rData.m_layoutId.c_str() );
return;
}
CmdGeneric *pCommand1 = parseAction( rData.m_action1 );
if( pCommand1 == NULL )
{
msg_Err( getIntf(), "Invalid action: %s", rData.m_action1.c_str() );
return;
}
CmdGeneric *pCommand2 = parseAction( rData.m_action2 );
if( pCommand2 == NULL )
{
msg_Err( getIntf(), "Invalid action: %s", rData.m_action2.c_str() );
return;
}
// Get the state variable
Interpreter *pInterpreter = Interpreter::instance( getIntf() );
VarBool *pVar = pInterpreter->getVarBool( rData.m_state, m_pTheme );
if( pVar == NULL )
{
// TODO: default state
return;
}
// Get the visibility variable
// XXX check when it is null
VarBool *pVisible = pInterpreter->getVarBool( rData.m_visible, m_pTheme );
// Create the control
CtrlCheckbox *pCheckbox = new CtrlCheckbox( getIntf(), *pBmpUp1,
*pBmpOver1, *pBmpDown1, *pBmpUp2, *pBmpOver2, *pBmpDown2, *pCommand1,
*pCommand2, UString( getIntf(), rData.m_tooltip1.c_str() ),
UString( getIntf(), rData.m_tooltip2.c_str() ), *pVar,
UString( getIntf(), rData.m_help.c_str() ), pVisible );
// Compute the position of the control
// XXX (we suppose all the images have the same size...)
const Position pos = makePosition( rData.m_leftTop, rData.m_rightBottom,
rData.m_xPos, rData.m_yPos,
pBmpUp1->getWidth(),
pBmpUp1->getHeight(), *pLayout );
pLayout->addControl( pCheckbox, pos, rData.m_layer );
m_pTheme->m_controls[rData.m_id] = CtrlGenericPtr( pCheckbox );
}
void Builder::addImage( const BuilderData::Image &rData )
{
GenericBitmap *pBmp = NULL;
GET_BMP( pBmp, rData.m_bmpId );
GenericLayout *pLayout = m_pTheme->getLayoutById( rData.m_layoutId );
if( pLayout == NULL )
{
msg_Err( getIntf(), "unknown layout id: %s", rData.m_layoutId.c_str() );
return;
}
TopWindow *pWindow = m_pTheme->getWindowById( rData.m_windowId );
if( pWindow == NULL )
{
msg_Err( getIntf(), "unknown window id: %s", rData.m_windowId.c_str() );
return;
}
CmdGeneric *pCommand = parseAction( rData.m_action2Id );
if( pCommand == NULL )
{
msg_Err( getIntf(), "Invalid action: %s", rData.m_action2Id.c_str() );
return;
}
// Get the visibility variable
// XXX check when it is null
Interpreter *pInterpreter = Interpreter::instance( getIntf() );
VarBool *pVisible = pInterpreter->getVarBool( rData.m_visible, m_pTheme );
CtrlImage::resize_t resizeMethod =
(rData.m_resize == "scale" ? CtrlImage::kScale : CtrlImage::kMosaic);
CtrlImage *pImage = new CtrlImage( getIntf(), *pBmp, *pCommand,
resizeMethod, UString( getIntf(), rData.m_help.c_str() ), pVisible );
// Compute the position of the control
const Position pos = makePosition( rData.m_leftTop, rData.m_rightBottom,
rData.m_xPos,
rData.m_yPos, pBmp->getWidth(),
pBmp->getHeight(), *pLayout );
// XXX: test to be changed! XXX
if( rData.m_actionId == "move" )
{
CtrlMove *pMove = new CtrlMove( getIntf(), m_pTheme->getWindowManager(),
*pImage, *pWindow, UString( getIntf(), rData.m_help.c_str() ),
pVisible );
pLayout->addControl( pMove, pos, rData.m_layer );
}
else if( rData.m_actionId == "resizeS" )
{
CtrlResize *pResize = new CtrlResize( getIntf(), *pImage, *pLayout,
UString( getIntf(), rData.m_help.c_str() ), pVisible,
CtrlResize::kResizeS );
pLayout->addControl( pResize, pos, rData.m_layer );
}
else if( rData.m_actionId == "resizeE" )
{
CtrlResize *pResize = new CtrlResize( getIntf(), *pImage, *pLayout,
UString( getIntf(), rData.m_help.c_str() ), pVisible,
CtrlResize::kResizeE );
pLayout->addControl( pResize, pos, rData.m_layer );
}
else if( rData.m_actionId == "resizeSE" )
{
CtrlResize *pResize = new CtrlResize( getIntf(), *pImage, *pLayout,
UString( getIntf(), rData.m_help.c_str() ), pVisible,
CtrlResize::kResizeSE );
pLayout->addControl( pResize, pos, rData.m_layer );
}
else
{
pLayout->addControl( pImage, pos, rData.m_layer );
}
m_pTheme->m_controls[rData.m_id] = CtrlGenericPtr( pImage );
}
void Builder::addText( const BuilderData::Text &rData )
{
GenericLayout *pLayout = m_pTheme->getLayoutById( rData.m_layoutId );
if( pLayout == NULL )
{
msg_Err( getIntf(), "unknown layout id: %s", rData.m_layoutId.c_str() );
return;
}
GenericFont *pFont = getFont( rData.m_fontId );
if( pFont == NULL )
{
msg_Err( getIntf(), "Unknown font id: %s", rData.m_fontId.c_str() );
return;
}
// Convert the scrolling mode
CtrlText::Scrolling_t scrolling;
if( rData.m_scrolling == "auto" )
scrolling = CtrlText::kAutomatic;
else if( rData.m_scrolling == "manual" )
scrolling = CtrlText::kManual;
else if( rData.m_scrolling == "none" )
scrolling = CtrlText::kNone;
else
{
msg_Err( getIntf(), "Invalid scrolling mode: %s",
rData.m_scrolling.c_str() );
return;
}
// Convert the alignment
CtrlText::Align_t alignment;
if( rData.m_alignment == "left" )
alignment = CtrlText::kLeft;
else if( rData.m_alignment == "center" || rData.m_alignment == "centre" )
alignment = CtrlText::kCenter;
else if( rData.m_alignment == "right" )
alignment = CtrlText::kRight;
else
{
msg_Err( getIntf(), "Invalid alignment: %s",
rData.m_alignment.c_str() );
return;
}
// Create a text variable
VarText *pVar = new VarText( getIntf() );
m_pTheme->m_vars.push_back( VariablePtr( pVar ) );
// Get the visibility variable
// XXX check when it is null
Interpreter *pInterpreter = Interpreter::instance( getIntf() );
VarBool *pVisible = pInterpreter->getVarBool( rData.m_visible, m_pTheme );
CtrlText *pText = new CtrlText( getIntf(), *pVar, *pFont,
UString( getIntf(), rData.m_help.c_str() ), rData.m_color, pVisible,
scrolling, alignment );
int height = pFont->getSize();
// Compute the position of the control
const Position pos = makePosition( rData.m_leftTop, rData.m_rightBottom,
rData.m_xPos, rData.m_yPos,
rData.m_width, height,
*pLayout );
pLayout->addControl( pText, pos, rData.m_layer );
// Set the text of the control
UString msg( getIntf(), rData.m_text.c_str() );
pVar->set( msg );
m_pTheme->m_controls[rData.m_id] = CtrlGenericPtr( pText );
}
void Builder::addRadialSlider( const BuilderData::RadialSlider &rData )
{
// Get the bitmaps of the slider
GenericBitmap *pSeq = NULL;
GET_BMP( pSeq, rData.m_sequence );
GenericLayout *pLayout = m_pTheme->getLayoutById( rData.m_layoutId );
if( pLayout == NULL )
{
msg_Err( getIntf(), "unknown layout id: %s", rData.m_layoutId.c_str() );
return;
}
// Get the variable associated to the slider
Interpreter *pInterpreter = Interpreter::instance( getIntf() );
VarPercent *pVar = pInterpreter->getVarPercent( rData.m_value, m_pTheme );
if( pVar == NULL )
{
msg_Err( getIntf(), "Unknown slider value: %s", rData.m_value.c_str() );
return;
}
// Get the visibility variable
// XXX check when it is null
VarBool *pVisible = pInterpreter->getVarBool( rData.m_visible, m_pTheme );
// Create the control
CtrlRadialSlider *pRadial =
new CtrlRadialSlider( getIntf(), *pSeq, rData.m_nbImages, *pVar,
rData.m_minAngle, rData.m_maxAngle,
UString( getIntf(), rData.m_help.c_str() ),
pVisible );
// XXX: resizing is not supported
// Compute the position of the control
const Position pos =
makePosition( rData.m_leftTop, rData.m_rightBottom, rData.m_xPos,
rData.m_yPos, pSeq->getWidth(),
pSeq->getHeight() / rData.m_nbImages, *pLayout );
pLayout->addControl( pRadial, pos, rData.m_layer );
m_pTheme->m_controls[rData.m_id] = CtrlGenericPtr( pRadial );
}
void Builder::addSlider( const BuilderData::Slider &rData )
{
// Add the background first, so that we will still have something almost
// functional if the cursor cannot be created properly (this happens for
// some winamp2 skins, where the images of the cursor are not always
// present)
// Get the bitmaps of the background
GenericBitmap *pBgImage = NULL;
if( rData.m_imageId != "none" )
{
GET_BMP( pBgImage, rData.m_imageId );
}
GenericLayout *pLayout = m_pTheme->getLayoutById( rData.m_layoutId );
if( pLayout == NULL )
{
msg_Err( getIntf(), "unknown layout id: %s", rData.m_layoutId.c_str() );
return;
}
Bezier *pCurve = getPoints( rData.m_points.c_str() );
if( pCurve == NULL )
{
msg_Err( getIntf(), "Invalid format in tag points=\"%s\"",
rData.m_points.c_str() );
return;
}
m_pTheme->m_curves.push_back( BezierPtr( pCurve ) );
// Get the visibility variable
// XXX check when it is null
Interpreter *pInterpreter = Interpreter::instance( getIntf() );
VarBool *pVisible = pInterpreter->getVarBool( rData.m_visible, m_pTheme );
// Get the variable associated to the slider
VarPercent *pVar = pInterpreter->getVarPercent( rData.m_value, m_pTheme );
if( pVar == NULL )
{
msg_Err( getIntf(), "Unknown slider value: %s", rData.m_value.c_str() );
return;
}
// Create the background control
CtrlSliderBg *pBackground = new CtrlSliderBg( getIntf(),
*pCurve, *pVar, rData.m_thickness, pBgImage, rData.m_nbHoriz,
rData.m_nbVert, rData.m_padHoriz, rData.m_padVert,
pVisible, UString( getIntf(), rData.m_help.c_str() ) );
// Compute the position of the control
const Position pos = makePosition( rData.m_leftTop, rData.m_rightBottom,
rData.m_xPos, rData.m_yPos,
pCurve->getWidth(), pCurve->getHeight(),
*pLayout );
pLayout->addControl( pBackground, pos, rData.m_layer );
m_pTheme->m_controls[rData.m_id + "_bg"] = CtrlGenericPtr( pBackground );
// Get the bitmaps of the cursor
GenericBitmap *pBmpUp = NULL;
GET_BMP( pBmpUp, rData.m_upId );
GenericBitmap *pBmpDown = pBmpUp;
GET_BMP( pBmpDown, rData.m_downId );
GenericBitmap *pBmpOver = pBmpUp;
GET_BMP( pBmpOver, rData.m_overId );
// Create the cursor control
CtrlSliderCursor *pCursor = new CtrlSliderCursor( getIntf(), *pBmpUp,
*pBmpOver, *pBmpDown, *pCurve, *pVar, pVisible,
UString( getIntf(), rData.m_tooltip.c_str() ),
UString( getIntf(), rData.m_help.c_str() ) );
pLayout->addControl( pCursor, pos, rData.m_layer );
m_pTheme->m_controls[rData.m_id] = CtrlGenericPtr( pCursor );
// Associate the cursor to the background
pBackground->associateCursor( *pCursor );
}
void Builder::addList( const BuilderData::List &rData )
{
// Get the background bitmap, if any
GenericBitmap *pBgBmp = NULL;
GET_BMP( pBgBmp, rData.m_bgImageId );
GenericLayout *pLayout = m_pTheme->getLayoutById( rData.m_layoutId );
if( pLayout == NULL )
{
msg_Err( getIntf(), "unknown layout id: %s", rData.m_layoutId.c_str() );
return;
}
GenericFont *pFont = getFont( rData.m_fontId );
if( pFont == NULL )
{
msg_Err( getIntf(), "Unknown font id: %s", rData.m_fontId.c_str() );
return;
}
// Get the list variable
Interpreter *pInterpreter = Interpreter::instance( getIntf() );
VarList *pVar = pInterpreter->getVarList( rData.m_var, m_pTheme );
if( pVar == NULL )
{
msg_Err( getIntf(), "No such list variable: %s", rData.m_var.c_str() );
return;
}
// Get the visibility variable
// XXX check when it is null
VarBool *pVisible = pInterpreter->getVarBool( rData.m_visible, m_pTheme );
// Create the list control
CtrlList *pList = new CtrlList( getIntf(), *pVar, *pFont, pBgBmp,
rData.m_fgColor, rData.m_playColor, rData.m_bgColor1,
rData.m_bgColor2, rData.m_selColor,
UString( getIntf(), rData.m_help.c_str() ), pVisible );
// Compute the position of the control
const Position pos = makePosition( rData.m_leftTop, rData.m_rightBottom,
rData.m_xPos, rData.m_yPos,
rData.m_width, rData.m_height,
*pLayout );
pLayout->addControl( pList, pos, rData.m_layer );
m_pTheme->m_controls[rData.m_id] = CtrlGenericPtr( pList );
}
void Builder::addTree( const BuilderData::Tree &rData )
{
// Get the bitmaps, if any
GenericBitmap *pBgBmp = NULL;
GenericBitmap *pItemBmp = NULL;
GenericBitmap *pOpenBmp = NULL;
GenericBitmap *pClosedBmp = NULL;
GET_BMP( pBgBmp, rData.m_bgImageId );
GET_BMP( pItemBmp, rData.m_itemImageId );
GET_BMP( pOpenBmp, rData.m_openImageId );
GET_BMP( pClosedBmp, rData.m_closedImageId );
GenericLayout *pLayout = m_pTheme->getLayoutById( rData.m_layoutId );
if( pLayout == NULL )
{
msg_Err( getIntf(), "unknown layout id: %s", rData.m_layoutId.c_str() );
return;
}
GenericFont *pFont = getFont( rData.m_fontId );
if( pFont == NULL )
{
msg_Err( getIntf(), "Unknown font id: %s", rData.m_fontId.c_str() );
return;
}
// Get the list variable
Interpreter *pInterpreter = Interpreter::instance( getIntf() );
VarTree *pVar = pInterpreter->getVarTree( rData.m_var, m_pTheme );
if( pVar == NULL )
{
msg_Err( getIntf(), "No such list variable: %s", rData.m_var.c_str() );
return;
}
// Get the visibility variable
// XXX check when it is null
VarBool *pVisible = pInterpreter->getVarBool( rData.m_visible, m_pTheme );
// Create the list control
CtrlTree *pTree = new CtrlTree( getIntf(), *pVar, *pFont, pBgBmp,
pItemBmp, pOpenBmp, pClosedBmp,
rData.m_fgColor, rData.m_playColor, rData.m_bgColor1,
rData.m_bgColor2, rData.m_selColor,
UString( getIntf(), rData.m_help.c_str() ), pVisible );
// Compute the position of the control
const Position pos = makePosition( rData.m_leftTop, rData.m_rightBottom,
rData.m_xPos, rData.m_yPos,
rData.m_width, rData.m_height,
*pLayout );
pLayout->addControl( pTree, pos, rData.m_layer );
m_pTheme->m_controls[rData.m_id] = CtrlGenericPtr( pTree );
}
void Builder::addVideo( const BuilderData::Video &rData )
{
GenericLayout *pLayout = m_pTheme->getLayoutById( rData.m_layoutId );
if( pLayout == NULL )
{
msg_Err( getIntf(), "unknown layout id: %s", rData.m_layoutId.c_str() );
return;
}
// Get the visibility variable
// XXX check when it is null
Interpreter *pInterpreter = Interpreter::instance( getIntf() );
VarBool *pVisible = pInterpreter->getVarBool( rData.m_visible, m_pTheme );
CtrlVideo *pVideo = new CtrlVideo( getIntf(), *pLayout,
rData.m_autoResize, UString( getIntf(), rData.m_help.c_str() ),
pVisible );
// Compute the position of the control
const Position pos = makePosition( rData.m_leftTop, rData.m_rightBottom,
rData.m_xPos, rData.m_yPos,
rData.m_width, rData.m_height,
*pLayout );
pLayout->addControl( pVideo, pos, rData.m_layer );
m_pTheme->m_controls[rData.m_id] = CtrlGenericPtr( pVideo );
}
const Position Builder::makePosition( const string &rLeftTop,
const string &rRightBottom,
int xPos, int yPos, int width,
int height, const Box &rBox ) const
{
int left = 0, top = 0, right = 0, bottom = 0;
Position::Ref_t refLeftTop = Position::kLeftTop;
Position::Ref_t refRightBottom = Position::kLeftTop;
int boxWidth = rBox.getWidth();
int boxHeight = rBox.getHeight();
// Position of the left top corner
if( rLeftTop == "lefttop" )
{
left = xPos;
top = yPos;
refLeftTop = Position::kLeftTop;
}
else if( rLeftTop == "righttop" )
{
left = xPos - boxWidth + 1;
top = yPos;
refLeftTop = Position::kRightTop;
}
else if( rLeftTop == "leftbottom" )
{
left = xPos;
top = yPos - boxHeight + 1;
refLeftTop = Position::kLeftBottom;
}
else if( rLeftTop == "rightbottom" )
{
left = xPos - boxWidth + 1;
top = yPos - boxHeight + 1;
refLeftTop = Position::kRightBottom;
}
// Position of the right bottom corner
if( rRightBottom == "lefttop" )
{
right = xPos + width - 1;
bottom = yPos + height - 1;
refRightBottom = Position::kLeftTop;
}
else if( rRightBottom == "righttop" )
{
right = xPos + width - boxWidth;
bottom = yPos + height - 1;
refRightBottom = Position::kRightTop;
}
else if( rRightBottom == "leftbottom" )
{
right = xPos + width - 1;
bottom = yPos + height - boxHeight;
refRightBottom = Position::kLeftBottom;
}
else if( rRightBottom == "rightbottom" )
{
right = xPos + width - boxWidth;
bottom = yPos + height - boxHeight;
refRightBottom = Position::kRightBottom;
}
return Position( left, top, right, bottom, rBox, refLeftTop,
refRightBottom );
}
GenericFont *Builder::getFont( const string &fontId )
{
GenericFont *pFont = m_pTheme->getFontById(fontId);
if( !pFont && fontId == "defaultfont" )
{
// Get the resource path and try to load the default font
OSFactory *pOSFactory = OSFactory::instance( getIntf() );
const list<string> &resPath = pOSFactory->getResourcePath();
const string &sep = pOSFactory->getDirSeparator();
list<string>::const_iterator it;
for( it = resPath.begin(); it != resPath.end(); it++ )
{
string path = (*it) + sep + "fonts" + sep + "FreeSans.ttf";
pFont = new FT2Font( getIntf(), path, 12 );
if( pFont->init() )
{
// Font loaded successfully
m_pTheme->m_fonts["defaultfont"] = GenericFontPtr( pFont );
break;
}
else
{
delete pFont;
pFont = NULL;
}
}
if( !pFont )
{
msg_Err( getIntf(), "Failed to open the default font" );
}
}
return pFont;
}
string Builder::getFilePath( const string &rFileName ) const
{
OSFactory *pFactory = OSFactory::instance( getIntf() );
return m_path + pFactory->getDirSeparator() + rFileName;
}
Bezier *Builder::getPoints( const char *pTag ) const
{
vector<float> xBez, yBez;
int x, y, n;
while( 1 )
{
if( sscanf( pTag, "(%d,%d)%n", &x, &y, &n ) < 1 )
{
return NULL;
}
#if 0
if( x < 0 || y < 0 )
{
msg_Err( getIntf(),
"Slider points cannot have negative coordinates!" );
return NULL;
}
#endif
xBez.push_back( x );
yBez.push_back( y );
pTag += n;
if( *pTag == '\0' )
{
break;
}
if( *(pTag++) != ',' )
{
return NULL;
}
}
// Create the Bezier curve
return new Bezier( getIntf(), xBez, yBez );
}