src/sound.cpp

   1 /*********************************
   2 ** Tsunagari Tile Engine        **
   3 ** sound.cpp                    **
   4 ** Copyright 2011-2012 OmegaSDG **
   5 *********************************/
   6
   7 // **********
   8 // Permission is hereby granted, free of charge, to any person obtaining a copy
   9 // of this software and associated documentation files (the "Software"), to
  10 // deal in the Software without restriction, including without limitation the
  11 // rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
  12 // sell copies of the Software, and to permit persons to whom the Software is
  13 // furnished to do so, subject to the following conditions:
  14 //
  15 // The above copyright notice and this permission notice shall be included in
  16 // all copies or substantial portions of the Software.
  17 //
  18 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  19 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  20 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  21 // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  22 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  23 // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  24 // IN THE SOFTWARE.
  25 // **********
  26
  27 #include <boost/shared_ptr.hpp>
  28
  29 #include "python.h"
  30 #include "resourcer.h"
  31 #include "sound.h"
  32
  33 SoundInstance::SoundInstance(boost::optional<Gosu::SampleInstance> inst)
  34         : inst(inst), volume(1.0), pan(0.0), speed(1.0)
  35 {
  36 }
  37
  38
  39 bool SoundInstance::isPlaying()
  40 {
  41         return inst && inst->playing();
  42 }
  43
  44 void SoundInstance::stop()
  45 {
  46         if (inst)
  47                inst->stop();
  48 }
  49
  50
  51 bool SoundInstance::isPaused()
  52 {
  53         return inst ? inst->paused() : false;
  54 }
  55
  56 void SoundInstance::setPaused(bool paused)
  57 {
  58         if (inst) {
  59                 if (paused)
  60                         inst->pause();
  61                 else
  62                         inst->resume();
  63         }
  64 }
  65
  66
  67 double SoundInstance::getVolume()
  68 {
  69         return volume;
  70 }
  71
  72 void SoundInstance::setVolume(double volume)
  73 {
  74         this->volume = volume;
  75         if (inst)
  76                 inst->changeVolume(volume);
  77 }
  78
  79
  80 double SoundInstance::getPan()
  81 {
  82         return pan;
  83 }
  84
  85 void SoundInstance::setPan(double pan)
  86 {
  87         this->pan = pan;
  88         if (inst)
  89                 inst->changePan(pan);
  90 }
  91
  92
  93 double SoundInstance::getSpeed()
  94 {
  95         return speed;
  96 }
  97
  98 void SoundInstance::setSpeed(double speed)
  99 {
 100         this->speed = speed;
 101         if (inst)
 102                 inst->changeSpeed(speed);
 103 }
 104
 105
 106
 107
 108 Sound::Sound(Gosu::Sample* source)
 109         : source(source)
 110 {
 111 }
 112
 113 SoundInstance Sound::play()
 114 {
 115         return SoundInstance(source->play());
 116 }
 117
 118 // Helper class for Python.
 119 class SoundManager
 120 {
 121 public:
 122         SoundInstance play(const std::string& path);
 123 };
 124
 125 SoundInstance SoundManager::play(const std::string& path)
 126 {
 127         Resourcer* rc;
 128         SampleRef sample;
 129
 130         rc = Resourcer::instance();
 131         sample = rc->getSample(path);
 132         if (sample)
 133                 return sample->play();
 134         else
 135                 return SoundInstance(NULL);
 136 }
 137
 138 void exportSound()
 139 {
 140         boost::python::class_<SoundInstance>
 141                 ("SoundInstance", boost::python::no_init)
 142                 .add_property("paused",
 143                     &SoundInstance::isPaused, &SoundInstance::setPaused)
 144                 .add_property("volume",
 145                     &SoundInstance::getVolume, &SoundInstance::setVolume)
 146                 .add_property("pan",
 147                     &SoundInstance::getPan, &SoundInstance::setPan)
 148                 .add_property("speed",
 149                     &SoundInstance::getSpeed, &SoundInstance::setSpeed)
 150                 .add_property("playing", &SoundInstance::isPlaying)
 151                 .def("stop", &SoundInstance::stop)
 152                 ;
 153         boost::python::class_<SoundManager>
 154                 ("SoundManager", boost::python::no_init)
 155                 .def("play", &SoundManager::play)
 156                 ;
 157         pythonSetGlobal("Sound", new SoundManager);
 158 }
 159