1 /*****************************************************************************
3 *****************************************************************************
4 * Copyright (C) 2003 the VideoLAN team
7 * Authors: Cyril Deguet <asmax@via.ecp.fr>
8 * Olivier Teulière <ipkiss@via.ecp.fr>
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
23 *****************************************************************************/
25 #include "ctrl_resize.hpp"
26 #include "../events/evt_generic.hpp"
27 #include "../events/evt_mouse.hpp"
28 #include "../events/evt_motion.hpp"
29 #include "../src/generic_layout.hpp"
30 #include "../src/os_factory.hpp"
31 #include "../utils/position.hpp"
32 #include "../commands/async_queue.hpp"
33 #include "../commands/cmd_resize.hpp"
36 CtrlResize::CtrlResize( intf_thread_t *pIntf, CtrlFlat &rCtrl,
37 GenericLayout &rLayout, const UString &rHelp,
39 CtrlFlat( pIntf, rHelp, pVisible ), m_fsm( pIntf ), m_rCtrl( rCtrl ),
40 m_rLayout( rLayout ), m_cmdOutStill( this ),
41 m_cmdStillOut( this ),
42 m_cmdStillStill( this ),
43 m_cmdStillResize( this ),
44 m_cmdResizeStill( this ),
45 m_cmdResizeResize( this )
52 m_fsm.addState( "out" );
53 m_fsm.addState( "still" );
54 m_fsm.addState( "resize" );
57 m_fsm.addTransition( "out", "enter", "still", &m_cmdOutStill );
58 m_fsm.addTransition( "still", "leave", "out", &m_cmdStillOut );
59 m_fsm.addTransition( "still", "motion", "still", &m_cmdStillStill );
60 m_fsm.addTransition( "resize", "mouse:left:up:none", "still",
62 m_fsm.addTransition( "still", "mouse:left:down:none", "resize",
64 m_fsm.addTransition( "resize", "motion", "resize", &m_cmdResizeResize );
66 m_fsm.setState( "still" );
70 bool CtrlResize::mouseOver( int x, int y ) const
72 return m_rCtrl.mouseOver( x, y );
76 void CtrlResize::draw( OSGraphics &rImage, int xDest, int yDest )
78 m_rCtrl.draw( rImage, xDest, yDest );
82 void CtrlResize::setLayout( GenericLayout *pLayout, const Position &rPosition )
84 CtrlGeneric::setLayout( pLayout, rPosition );
85 // Set the layout of the decorated control as well
86 m_rCtrl.setLayout( pLayout, rPosition );
90 const Position *CtrlResize::getPosition() const
92 return m_rCtrl.getPosition();
96 void CtrlResize::handleEvent( EvtGeneric &rEvent )
99 m_fsm.handleTransition( rEvent.getAsString() );
100 // Transmit the event to the decorated control
101 // XXX: Is it really a good idea?
102 m_rCtrl.handleEvent( rEvent );
106 void CtrlResize::CmdOutStill::execute()
108 OSFactory *pOsFactory = OSFactory::instance( m_pParent->getIntf() );
109 pOsFactory->changeCursor( OSFactory::kResizeNWSE );
113 void CtrlResize::CmdStillOut::execute()
115 OSFactory *pOsFactory = OSFactory::instance( m_pParent->getIntf() );
116 pOsFactory->changeCursor( OSFactory::kDefaultArrow );
120 void CtrlResize::CmdStillStill::execute()
122 OSFactory *pOsFactory = OSFactory::instance( m_pParent->getIntf() );
123 pOsFactory->changeCursor( OSFactory::kResizeNWSE );
127 void CtrlResize::CmdStillResize::execute()
129 EvtMouse *pEvtMouse = (EvtMouse*)m_pParent->m_pEvt;
132 OSFactory *pOsFactory = OSFactory::instance( m_pParent->getIntf() );
133 pOsFactory->changeCursor( OSFactory::kResizeNWSE );
135 m_pParent->m_xPos = pEvtMouse->getXPos();
136 m_pParent->m_yPos = pEvtMouse->getYPos();
138 m_pParent->captureMouse();
140 m_pParent->m_width = m_pParent->m_rLayout.getWidth();
141 m_pParent->m_height = m_pParent->m_rLayout.getHeight();
145 void CtrlResize::CmdResizeStill::execute()
148 OSFactory *pOsFactory = OSFactory::instance( m_pParent->getIntf() );
149 pOsFactory->changeCursor( OSFactory::kResizeNWSE );
151 m_pParent->releaseMouse();
155 void CtrlResize::CmdResizeResize::execute()
157 EvtMotion *pEvtMotion = (EvtMotion*)m_pParent->m_pEvt;
160 OSFactory *pOsFactory = OSFactory::instance( m_pParent->getIntf() );
161 pOsFactory->changeCursor( OSFactory::kResizeNWSE );
163 int newWidth = pEvtMotion->getXPos() - m_pParent->m_xPos + m_pParent->m_width;
164 int newHeight = pEvtMotion->getYPos() - m_pParent->m_yPos + m_pParent->m_height;
166 // Create a resize command
167 CmdGeneric *pCmd = new CmdResize( m_pParent->getIntf(), m_pParent->m_rLayout,
168 newWidth, newHeight );
169 // Push the command in the asynchronous command queue
170 AsyncQueue *pQueue = AsyncQueue::instance( m_pParent->getIntf() );
171 pQueue->remove( "resize" );
172 pQueue->push( CmdGenericPtr( pCmd ) );