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1 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 : /*
3 : * This file is part of the LibreOffice project.
4 : *
5 : * This Source Code Form is subject to the terms of the Mozilla Public
6 : * License, v. 2.0. If a copy of the MPL was not distributed with this
7 : * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 : */
9 : #include "Receiver.hxx"
10 : #include <string.h>
11 : #include <com/sun/star/presentation/XSlideShowController.hpp>
12 : #include <com/sun/star/presentation/XPresentationSupplier.hpp>
13 : #include <com/sun/star/presentation/XPresentation2.hpp>
14 : #include <com/sun/star/frame/Desktop.hpp>
15 : #include <com/sun/star/frame/XFramesSupplier.hpp>
16 : #include <com/sun/star/uno/RuntimeException.hpp>
17 :
18 : #include <comphelper/processfactory.hxx>
19 : #include <comphelper/anytostring.hxx>
20 : #include "cppuhelper/exc_hlp.hxx"
21 : #include <osl/file.hxx>
22 : #include <rtl/ustrbuf.hxx>
23 : #include <rtl/strbuf.hxx>
24 : #include <com/sun/star/beans/PropertyValue.hpp>
25 : #include <com/sun/star/presentation/SlideShow.hpp>
26 :
27 : using namespace sd;
28 : using namespace ::com::sun::star;
29 : using namespace ::osl;
30 : using namespace std;
31 : using namespace ::com::sun::star;
32 : using namespace ::com::sun::star::lang;
33 : using namespace ::com::sun::star::uno;
34 : using namespace ::com::sun::star::presentation;
35 : using namespace ::com::sun::star::beans;
36 :
37 0 : Receiver::Receiver( Transmitter *aTransmitter )
38 : {
39 0 : pTransmitter = aTransmitter;
40 0 : SetTimeout( 0 );
41 0 : }
42 :
43 0 : Receiver::~Receiver()
44 : {
45 0 : }
46 :
47 : // Bounce the commands to the main thread to avoid threading woes
48 0 : void Receiver::pushCommand( const std::vector<OString> &rCommand )
49 : {
50 0 : SolarMutexGuard aGuard;
51 0 : maExecQueue.push_back( rCommand );
52 0 : Start();
53 0 : }
54 :
55 0 : void Receiver::Invoke()
56 : {
57 0 : if( maExecQueue.size() )
58 : {
59 0 : std::vector< OString > aCommands( maExecQueue.front() );
60 0 : maExecQueue.pop_front();
61 0 : if( !aCommands.empty() )
62 0 : executeCommand( aCommands );
63 0 : Start();
64 : }
65 : else
66 0 : Stop();
67 0 : }
68 :
69 0 : void Receiver::executeCommand( const std::vector<OString> &aCommand )
70 : {
71 0 : uno::Reference<presentation::XSlideShowController> xSlideShowController;
72 0 : uno::Reference<presentation::XPresentation2> xPresentation;
73 0 : uno::Reference<presentation::XSlideShow> xSlideShow;
74 : try {
75 0 : uno::Reference< frame::XDesktop2 > xFramesSupplier = frame::Desktop::create( ::comphelper::getProcessComponentContext() );
76 0 : uno::Reference< frame::XFrame > xFrame ( xFramesSupplier->getActiveFrame(), uno::UNO_QUERY_THROW );
77 0 : uno::Reference<presentation::XPresentationSupplier> xPS ( xFrame->getController()->getModel(), uno::UNO_QUERY_THROW);
78 0 : xPresentation = uno::Reference<presentation::XPresentation2>(
79 0 : xPS->getPresentation(), uno::UNO_QUERY_THROW);
80 : // Throws an exception if now slideshow running
81 0 : xSlideShowController = uno::Reference<presentation::XSlideShowController>(
82 0 : xPresentation->getController(), uno::UNO_QUERY_THROW );
83 0 : xSlideShow = uno::Reference<presentation::XSlideShow>(
84 0 : xSlideShowController->getSlideShow(), uno::UNO_QUERY_THROW );
85 : }
86 0 : catch (uno::RuntimeException &)
87 : {
88 : }
89 :
90 0 : if ( aCommand[0].equals( "transition_next" ) )
91 : {
92 0 : if ( xSlideShowController.is() )
93 0 : xSlideShowController->gotoNextEffect();
94 : }
95 0 : else if ( aCommand[0].equals( "transition_previous" ) )
96 : {
97 0 : if ( xSlideShowController.is() )
98 0 : xSlideShowController->gotoPreviousEffect();
99 : }
100 0 : else if ( aCommand[0].equals( "goto_slide" ) )
101 : {
102 : // FIXME: if 0 returned, then not a valid number
103 0 : sal_Int32 aSlide = aCommand[1].toInt32();
104 0 : if ( xSlideShowController.is() &&
105 0 : xSlideShowController->getCurrentSlideIndex() != aSlide )
106 : {
107 0 : xSlideShowController->gotoSlideIndex( aSlide );
108 : }
109 : }
110 0 : else if ( aCommand[0].equals( "presentation_start" ) )
111 : {
112 0 : if ( xPresentation.is() )
113 0 : xPresentation->start();
114 : }
115 0 : else if ( aCommand[0].equals( "presentation_stop" ) )
116 : {
117 0 : if ( xPresentation.is() )
118 0 : xPresentation->end();
119 : }
120 0 : else if ( aCommand[0].equals( "presentation_blank_screen" ) )
121 : {
122 0 : sal_Int32 aColour = 0; // Default is black
123 0 : if ( aCommand.size() > 1 )
124 : {
125 : // aColour = FIXME: get the colour in some format from this string
126 : // Determine the formatting first.
127 : }
128 0 : if ( xSlideShowController.is() )
129 : {
130 0 : xSlideShowController->blankScreen( aColour );
131 : }
132 : }
133 0 : else if (aCommand[0].equals( "pointer_started" ))
134 : {
135 : // std::cerr << "pointer_started" << std::endl;
136 0 : float x = aCommand[1].toFloat();
137 0 : float y = aCommand[2].toFloat();
138 0 : SolarMutexGuard aSolarGuard;
139 :
140 0 : const ::com::sun::star::geometry::RealPoint2D pos(x,y);
141 : // std::cerr << "Pointer at ("<<pos.X<<","<<pos.Y<<")" << std::endl;
142 :
143 0 : if (xSlideShow.is()) try
144 : {
145 : // std::cerr << "pointer_coordination in the is" << std::endl;
146 0 : xSlideShow->setProperty(
147 : beans::PropertyValue( "PointerPosition" ,
148 : -1,
149 : makeAny( pos ),
150 0 : beans::PropertyState_DIRECT_VALUE ) );
151 : }
152 0 : catch ( Exception& )
153 : {
154 : SAL_WARN( "sd.slideshow", "sd::SlideShowImpl::setPointerPosition(), "
155 : "exception caught: " << comphelper::anyToString( cppu::getCaughtException() ));
156 : }
157 :
158 0 : if (xSlideShow.is()) try
159 : {
160 0 : xSlideShow->setProperty(
161 : beans::PropertyValue( "PointerVisible" ,
162 : -1,
163 : makeAny( true ),
164 0 : beans::PropertyState_DIRECT_VALUE ) );
165 : }
166 0 : catch ( Exception& )
167 : {
168 : SAL_WARN( "sd.slideshow", "sd::SlideShowImpl::setPointerMode(), "
169 : "exception caught: " << comphelper::anyToString( cppu::getCaughtException() ));
170 : }
171 :
172 0 : SAL_INFO( "sdremote", "Pointer started, we display the pointer on screen" );
173 : }
174 0 : else if (aCommand[0].equals( "pointer_dismissed" ))
175 : {
176 0 : SolarMutexGuard aSolarGuard;
177 0 : if (xSlideShow.is()) try
178 : {
179 0 : xSlideShow->setProperty(
180 : beans::PropertyValue( "PointerVisible" ,
181 : -1,
182 : makeAny( false ),
183 0 : beans::PropertyState_DIRECT_VALUE ) );
184 : }
185 0 : catch ( Exception& )
186 : {
187 : SAL_WARN( "sd.slideshow", "sd::SlideShowImpl::setPointerMode(), "
188 : "exception caught: " << comphelper::anyToString( cppu::getCaughtException() ));
189 : }
190 :
191 0 : SAL_INFO( "sdremote", "Pointer dismissed, we hide the pointer on screen" );
192 : }
193 0 : else if (aCommand[0].equals( "pointer_coordination" ))
194 : {
195 0 : float x = aCommand[1].toFloat();
196 0 : float y = aCommand[2].toFloat();
197 :
198 : SAL_INFO( "sdremote", "Pointer at ("<<x<<","<<y<<")" );
199 0 : const ::com::sun::star::geometry::RealPoint2D pos(x,y);
200 :
201 0 : SolarMutexGuard aSolarGuard;
202 0 : if (xSlideShow.is()) try
203 : {
204 0 : xSlideShow->setProperty(
205 : beans::PropertyValue( "PointerPosition" ,
206 : -1,
207 : makeAny( pos ),
208 0 : beans::PropertyState_DIRECT_VALUE ) );
209 : }
210 0 : catch ( Exception& )
211 : {
212 : SAL_WARN( "sd.slideshow", "sd::SlideShowImpl::setPointerPosition(), "
213 : "exception caught: " << comphelper::anyToString( cppu::getCaughtException() ));
214 0 : }
215 : }
216 0 : else if ( aCommand[0].equals( "presentation_resume" ) )
217 : {
218 0 : if ( xSlideShowController.is() )
219 : {
220 0 : xSlideShowController->resume();
221 : }
222 0 : }
223 0 : }
224 :
225 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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