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root/truck/DashInterface/Display.cpp

Comparing:
SteeringWheelRemote/Audacious.cpp (file contents), Revision 12 by douglas, 2007-05-13T04:38:16-07:00 vs.
DashInterface/Display.cpp (file contents), Revision 36 by douglas, 2008-03-04T22:24:35-08:00

#	Line 1 | Line 1
1	<	// Beep Remote
1	>	// Display (Crystalfontz CFA-635 USB LCD)
2		//
3		// Douglas Thrift
4		//
5		// $Id$
6
7	<	#include <cxx/standard.hh>
7	>	#include <foreach.hpp>
8	>	#include <scopes.hpp>
9
10	<	#include <audacious/beepctrl.h>
10	>	#include <iomanip>
11	>	#include <iostream>
12
13	<	#include "Audacious.hpp"
13	>	#include <fcntl.h>
14	>	#include <termios.h>
15
16	<	void Audacious::Playlist(char **list, int size, bool enqueue)
14	<	{
15	<	::xmms_remote_playlist(session, list, size, enqueue);
16	<	}
16	>	#include "Display.hpp"
17
18	<	int Audacious::GetVersion() const
19	<	{
20	<	return ::xmms_remote_get_version(session);
21	<	}
18	>	extern bool debug;
19
20	<	void Audacious::PlaylistAdd(::GList *list)
20	>	static uint16_t GetCRC(uint8_t *buffer, size_t length)
21		{
22	<	::xmms_remote_playlist_add(session, list);
23	<	}
22	>	static const uint16_t table[256] = {
23	>	0x00000, 0x01189, 0x02312, 0x0329b, 0x04624, 0x057ad, 0x06536, 0x074bf,
24	>	0x08C48, 0x09DC1, 0x0AF5A, 0x0BED3, 0x0CA6C, 0x0DBE5, 0x0E97E, 0x0F8F7,
25	>	0x01081, 0x00108, 0x03393, 0x0221a, 0x056a5, 0x0472c, 0x075b7, 0x0643e,
26	>	0x09CC9, 0x08D40, 0x0BFDB, 0x0AE52, 0x0DAED, 0x0CB64, 0x0F9FF, 0x0E876,
27	>	0x02102, 0x0308b, 0x00210, 0x01399, 0x06726, 0x076af, 0x04434, 0x055bd,
28	>	0x0AD4A, 0x0BCC3, 0x08E58, 0x09FD1, 0x0EB6E, 0x0FAE7, 0x0C87C, 0x0D9F5,
29	>	0x03183, 0x0200a, 0x01291, 0x00318, 0x077a7, 0x0662e, 0x054b5, 0x0453c,
30	>	0x0BDCB, 0x0AC42, 0x09ED9, 0x08F50, 0x0FBEF, 0x0EA66, 0x0D8FD, 0x0C974,
31	>	0x04204, 0x0538d, 0x06116, 0x0709f, 0x00420, 0x015a9, 0x02732, 0x036bb,
32	>	0x0ce4c, 0x0dfc5, 0x0ed5e, 0x0fcd7, 0x08868, 0x099e1, 0x0ab7a, 0x0baf3,
33	>	0x05285, 0x0430c, 0x07197, 0x0601e, 0x014a1, 0x00528, 0x037b3, 0x0263a,
34	>	0x0decd, 0x0cf44, 0x0fddf, 0x0ec56, 0x098e9, 0x08960, 0x0bbfb, 0x0aa72,
35	>	0x06306, 0x0728f, 0x04014, 0x0519d, 0x02522, 0x034ab, 0x00630, 0x017b9,
36	>	0x0EF4E, 0x0FEC7, 0x0CC5C, 0x0DDD5, 0x0A96A, 0x0B8E3, 0x08A78, 0x09BF1,
37	>	0x07387, 0x0620e, 0x05095, 0x0411c, 0x035a3, 0x0242a, 0x016b1, 0x00738,
38	>	0x0FFCF, 0x0EE46, 0x0DCDD, 0x0CD54, 0x0B9EB, 0x0A862, 0x09AF9, 0x08B70,
39	>	0x08408, 0x09581, 0x0a71a, 0x0b693, 0x0c22c, 0x0d3a5, 0x0e13e, 0x0f0b7,
40	>	0x00840, 0x019c9, 0x02b52, 0x03adb, 0x04e64, 0x05fed, 0x06d76, 0x07cff,
41	>	0x09489, 0x08500, 0x0b79b, 0x0a612, 0x0d2ad, 0x0c324, 0x0f1bf, 0x0e036,
42	>	0x018c1, 0x00948, 0x03bd3, 0x02a5a, 0x05ee5, 0x04f6c, 0x07df7, 0x06c7e,
43	>	0x0a50a, 0x0b483, 0x08618, 0x09791, 0x0e32e, 0x0f2a7, 0x0c03c, 0x0d1b5,
44	>	0x02942, 0x038cb, 0x00a50, 0x01bd9, 0x06f66, 0x07eef, 0x04c74, 0x05dfd,
45	>	0x0b58b, 0x0a402, 0x09699, 0x08710, 0x0f3af, 0x0e226, 0x0d0bd, 0x0c134,
46	>	0x039C3, 0x0284A, 0x01AD1, 0x00B58, 0x07FE7, 0x06E6E, 0x05CF5, 0x04D7C,
47	>	0x0c60c, 0x0d785, 0x0e51e, 0x0f497, 0x08028, 0x091a1, 0x0a33a, 0x0b2b3,
48	>	0x04a44, 0x05bcd, 0x06956, 0x078df, 0x00c60, 0x01de9, 0x02f72, 0x03efb,
49	>	0x0d68d, 0x0c704, 0x0f59f, 0x0e416, 0x090a9, 0x08120, 0x0b3bb, 0x0a232,
50	>	0x05AC5, 0x04B4C, 0x079D7, 0x0685E, 0x01CE1, 0x00D68, 0x03FF3, 0x02E7A,
51	>	0x0e70e, 0x0f687, 0x0c41c, 0x0d595, 0x0a12a, 0x0b0a3, 0x08238, 0x093b1,
52	>	0x06b46, 0x07acf, 0x04854, 0x059dd, 0x02d62, 0x03ceb, 0x00e70, 0x01ff9,
53	>	0x0f78f, 0x0e606, 0x0d49d, 0x0c514, 0x0b1ab, 0x0a022, 0x092b9, 0x08330,
54	>	0x07BC7, 0x06A4E, 0x058D5, 0x0495C, 0x03DE3, 0x02C6A, 0x01EF1, 0x00F78,
55	>	};
56	>	register uint16_t crc(0xffff);
57
58	<	void Audacious::PlaylistDelete(int position)
59	<	{
30	<	::xmms_remote_playlist_delete(session, position);
31	<	}
58	>	while (length--)
59	>	crc = (crc >> 8) ^ table[(crc ^ *buffer++) & 0xff];
60
61	<	void Audacious::Play()
34	<	{
35	<	::xmms_remote_play(session);
61	>	return ~crc;
62		}
63
64	<	void Audacious::Pause()
64	>	Display::Packet::Packet(Display::Packet::Command command, uint8_t length, const uint8_t *data) : command(command), length(length)
65		{
66	<	::xmms_remote_pause(session);
67	<	}
66	>	if (length > sizeof (this->data))
67	>	throw;
68
69	<	void Audacious::Stop()
44	<	{
45	<	::xmms_remote_stop(session);
46	<	}
69	>	::memcpy(this->data, data, length);
70
71	<	bool Audacious::IsPlaying() const
49	<	{
50	<	return ::xmms_remote_is_playing(session);
71	>	crc = GetCRC(reinterpret_cast<uint8_t *>(this), length + 2);
72		}
73
74	<	bool Audacious::IsPaused() const
74	>	std::ostream &operator<<(std::ostream &output, const Display::Packet &packet)
75		{
76	<	return ::xmms_remote_is_paused(session);
76	>	return output << _B("0x") << std::hex << std::setw(2) << std::setfill('0') << unsigned(packet.command) << _B(" [") << packet.GetData() << ']';
77		}
78
79	<	int Audacious::GetPlaylistPosition() const
79	>	void operator<<(int fd, const Display::Packet &packet)
80		{
81	<	return ::xmms_remote_get_playlist_pos(session);
82	<	}
81	>	if (packet.length != sizeof (packet.data))
82	>	::memcpy(const_cast<uint8_t *>(packet.data) + packet.length, &packet.crc, 2);
83
84	<	void Audacious::SetPlaylistPosition(int position)
85	<	{
65	<	::xmms_remote_set_playlist_pos(session, position);
66	<	}
84	>	if (debug)
85	>	std::cerr << _B("<< ") << packet << std::endl;
86
87	<	int Audacious::GetPlaylistLength() const
69	<	{
70	<	return ::xmms_remote_get_playlist_length(session);
87	>	Posix::Write(fd, &packet, packet.length + 4);
88		}
89
90	<	void Audacious::PlaylistClear()
90	>	void operator>>(int fd, Display::Packet &packet)
91		{
92	<	return ::xmms_remote_playlist_clear(session);
93	<	}
92	>	Posix::Read(fd, &packet, 2);
93	>	Posix::Read(fd, packet.data, packet.length);
94	>	Posix::Read(fd, &packet.crc, 2);
95
96	<	int Audacious::GetOutputTime() const
97	<	{
80	<	return ::xmms_remote_get_output_time(session);
96	>	if (debug)
97	>	std::cerr << _B(">> ") << packet << std::endl;
98		}
99
100	<	void Audacious::JumpToTime(int position)
100	>	void Communicate(Display *display)
101		{
102	<	::xmms_remote_jump_to_time(session, position);
102	>	display->Communicate_();
103		}
104
105	<	void Audacious::GetVolume(int& left, int& right) const
105	>	Display::Display(const std::string &device) : ucom(Posix::Open(device, O_RDWR | O_NOCTTY | O_NONBLOCK)), ucomCondition(ucomLock), running(true), responsesCondition(responsesLock), thread(reinterpret_cast<void *(*)(void *)>(::Communicate), this)
106		{
107	<	::xmms_remote_get_volume(session, &left, &right);
91	<	}
107	>	::termios state;
108
109	<	int Audacious::GetMainVolume() const
110	<	{
111	<	return ::xmms_remote_get_main_volume(session);
96	<	}
109	>	Posix::CheckError(::tcgetattr(ucom, &state));
110	>	Posix::CheckError(::cfsetospeed(&state, B115200));
111	>	Posix::CheckError(::cfsetispeed(&state, B115200));
112
113	<	int Audacious::GetBalance() const
114	<	{
115	<	return ::xmms_remote_get_balance(session);
116	<	}
113	>	state.c_iflag &= ~(IGNBRK | BRKINT | PARMRK | INPCK | ISTRIP | INLCR | IGNCR | ICRNL | IXON | IXOFF);
114	>	state.c_iflag |= IGNPAR;
115	>	state.c_oflag &= ~(OPOST | ONLCR | ONOCR | ONLRET);
116	>	state.c_cflag &= ~(CSIZE | PARENB | PARODD | HUPCL | CRTSCTS);
117	>	state.c_cflag |= CREAD | CS8 | CSTOPB | CLOCAL;
118	>	state.c_lflag &= ~(ISIG | ICANON | IEXTEN | ECHO);
119	>	state.c_lflag |= NOFLSH;
120
121	<	void Audacious::SetVolume(int left, int right)
104	<	{
105	<	::xmms_remote_set_volume(session, left, right);
106	<	}
121	>	Posix::CheckError(::tcsetattr(ucom, TCSANOW, &state));
122
123	<	void Audacious::SetMainVolume(int volume)
124	<	{
110	<	::xmms_remote_set_main_volume(session, volume);
123	>	_synchronized (ucomLock)
124	>	ucomCondition.Signal();
125		}
126
127	<	void Audacious::SetBalance(int balance)
127	>	Display::~Display()
128		{
129	<	::xmms_remote_set_balance(session, balance);
116	<	}
129	>	running = false;
130
131	<	cse::String Audacious::GetSkin() const
119	<	{
120	<	return ::xmms_remote_get_skin(session);
121	<	}
131	>	thread.Join();
132
133	<	void Audacious::SetSkin(const cse::String &skin)
124	<	{
125	<	::xmms_remote_set_skin(session, const_cast<char*>(skin.NullTerminate()));
133	>	Posix::Close(ucom);
134		}
135
136	<	cse::String Audacious::GetPlaylistFile(int position) const
136	>	void Display::Communicate_()
137		{
138	<	return ::xmms_remote_get_playlist_file(session, position);
139	<	}
138	>	_synchronized (ucomLock)
139	>	ucomCondition.Wait();
140
141	<	cse::String Audacious::GetPlaylistTitle(int position) const
142	<	{
143	<	return ::xmms_remote_get_playlist_title(session, position);
136	<	}
141	>	while (running)
142	>	{
143	>	Packet response;
144
145	<	int Audacious::GetPlaylistTime(int position) const
146	<	{
147	<	return ::xmms_remote_get_playlist_time(session, position);
148	<	}
145	>	_synchronized (ucomLock)
146	>	try
147	>	{
148	>	ucom >> response;
149	>	}
150	>	catch (const Posix::Error error)
151	>	{
152	>	if (error.what() != _B("Resource temporarily unavailable"))
153	>	throw error;
154
155	<	void Audacious::GetInfo(int &rate, int &frequency, int &channels) const
156	<	{
145	<	::xmms_remote_get_info(session, &rate, &frequency, &channels);
146	<	}
155	>	goto next;
156	>	}
157
158	<	void Audacious::MainWindowToggle(bool show)
159	<	{
160	<	::xmms_remote_main_win_toggle(session, show);
161	<	}
158	>	if ((response.command & Packet::Error) == Packet::Error);
159	>	else if ((response.command & Packet::Report) == Packet::Report)
160	>	switch (response.command)
161	>	{
162	>	case Packet::KeyActivity:
163	>	_synchronized (keyActivityLock)
164	>	keyActivity.push(response);
165
166	<	void Audacious::PlaylistWindowToggle(bool show)
167	<	{
168	<	::xmms_remote_pl_win_toggle(session, show);
169	<	}
166	>	break;
167	>	case Packet::FanSpeedReport:
168	>	case Packet::TemperatureSensorReport:
169	>	break;
170	>	}
171	>	else if ((response.command & Packet::Response) == Packet::Response)
172	>	_synchronized (responsesLock)
173	>	{
174	>	responses.push(response);
175	>	responsesCondition.Signal();
176	>	}
177
178	<	void Audacious::EqualizerWindowToggle(bool show)
179	<	{
160	<	::xmms_remote_eq_win_toggle(session, show);
178	>	next:   ::usleep(10000);
179	>	}
180		}
181
182	<	bool Audacious::IsMainWindow() const
182	>	Display::Packet Display::Communicate_(Display::Packet::Command command, uint8_t length, const uint8_t *data)
183		{
184	<	return ::xmms_remote_is_main_win(session);
166	<	}
184	>	Packet packet(command, length, data);
185
186	<	bool Audacious::IsPlaylistWindow() const
187	<	{
188	<	return ::xmms_remote_is_pl_win(session);
171	<	}
186	>	retry:
187	>	_synchronized (ucomLock)
188	>	ucom << packet;
189
190	<	bool Audacious::IsEqualizerWindow() const
191	<	{
192	<	return ::xmms_remote_is_eq_win(session);
193	<	}
190	>	_synchronized (responsesLock)
191	>	{
192	>	while (responses.empty())
193	>	try
194	>	{
195	>	timeval when;
196
197	<	void Audacious::ShowPreferencesBox()
179	<	{
180	<	::xmms_remote_show_prefs_box(session);
181	<	}
197	>	::gettimeofday(&when, NULL);
198
199	<	void Audacious::ToggleAlwaysOnTop(bool always)
184	<	{
185	<	::xmms_remote_toggle_aot(session, always);
186	<	}
199	>	timespec wait;
200
201	<	void Audacious::Eject()
189	<	{
190	<	::xmms_remote_eject(session);
191	<	}
201	>	TIMEVAL_TO_TIMESPEC(&when, &wait);
202
203	<	void Audacious::PlaylistPrevious()
194	<	{
195	<	::xmms_remote_playlist_prev(session);
196	<	}
203	>	++wait.tv_sec;
204
205	<	void Audacious::PlaylistNext()
206	<	{
207	<	::xmms_remote_playlist_next(session);
208	<	}
205	>	responsesCondition.Wait(wait);
206	>	}
207	>	catch (const Posix::Error &error)
208	>	{
209	>	if (error.what() != _B("Operation timed out"))
210	>	throw error;
211
212	<	void Audacious::PlaylistAddUrl(const cse::String &url)
213	<	{
205	<	::xmms_remote_playlist_add_url_string(session, const_cast<char*>(url.NullTerminate()));
206	<	}
212	>	goto retry;
213	>	}
214
215	<	bool Audacious::IsRunning() const
209	<	{
210	<	return ::xmms_remote_is_running(session);
211	<	}
215	>	Packet response(responses.front());
216
217	<	void Audacious::ToggleRepeat()
214	<	{
215	<	::xmms_remote_toggle_repeat(session);
216	<	}
217	>	responses.pop();
218
219	<	void Audacious::ToggleShuffle()
219	<	{
220	<	::xmms_remote_toggle_shuffle(session);
221	<	}
219	>	assert ((packet.command | Packet::Response) == response.command);
220
221	<	bool Audacious::IsRepeat() const
222	<	{
225	<	return ::xmms_remote_is_repeat(session);
226	<	}
221	>	return response;
222	>	}
223
224	<	bool Audacious::IsShuffle() const
229	<	{
230	<	return ::xmms_remote_is_shuffle(session);
224	>	throw;
225		}
226
227	<	void Audacious::GetEqualizer(float& preamp, float bands[10]) const
227	>	bool Display::Ping(const std::string &data)
228		{
229	<	float* bands_;
236	<
237	<	::xmms_remote_get_eq(session, &preamp, &bands_);
238	<
239	<	_forall (uint8_t, index, 0, 10)
240	<	bands[index] = bands[index];
241	<
242	<	::g_free(bands_);
229	>	return data == Communicate<const std::string &>(Packet::PingCommand, data).GetData();
230		}
231
232	<	float Audacious::GetEqualizerPreamp() const
232	>	std::string Display::Version()
233		{
234	<	return ::xmms_remote_get_eq_preamp(session);
234	>	return Communicate(Packet::GetHardwareAndFirmwareVersion).GetData();
235		}
236
237	<	float Audacious::GetEqualizerBand(int band) const
237	>	void Display::Set(uint8_t column, uint8_t row, const std::string &data)
238		{
239	<	return ::xmms_remote_get_eq_band(session, band);
239	>	Communicate(Packet::SendDataToLCD, column, row, data);
240		}
241
242	<	void Audacious::SetEqualizer(float preamp, float bands[10])
242	>	Display::KeyActivity Display::GetKeyActivity()
243		{
244	<	::xmms_remote_set_eq(session, preamp, bands);
245	<	}
244	>	_synchronized (keyActivityLock)
245	>	if (keyActivity.size())
246	>	{
247	>	KeyActivity activity(KeyActivity(*keyActivity.front().data));
248
249	<	void Audacious::SetEqualizerPreamp(float preamp)
261	<	{
262	<	::xmms_remote_set_eq_preamp(session, preamp);
263	<	}
249	>	keyActivity.pop();
250
251	<	void Audacious::SetEqualizerBand(int band, float value)
252	<	{
267	<	::xmms_remote_set_eq_band(session, band, value);
268	<	}
269	<
270	<	// XMMS 1.2.1
271	<	void Audacious::Quit()
272	<	{
273	<	::xmms_remote_quit(session);
274	<	}
251	>	return activity;
252	>	}
253
254	<	// XMMS 1.2.6
277	<	void Audacious::PlayPause()
278	<	{
279	<	::xmms_remote_play_pause(session);
280	<	}
281	<
282	<	void Audacious::PlaylistInsertUrl(const cse::String &url, int position)
283	<	{
284	<	::xmms_remote_playlist_ins_url_string(session, const_cast<char*>(url.NullTerminate()), position);
285	<	}
286	<
287	<	// XMMS 1.2.11
288	<	void Audacious::PlayqueueAdd(int position)
289	<	{
290	<	::xmms_remote_playqueue_add(session, position);
291	<	}
292	<
293	<	void Audacious::PlayqueueRemove(int position)
294	<	{
295	<	::xmms_remote_playqueue_remove(session, position);
296	<	}
297	<
298	<	int Audacious::GetPlayqueueLength() const
299	<	{
300	<	return ::xmms_remote_get_playqueue_length(session);
301	<	}
302	<
303	<	void Audacious::ToggleAdvance()
304	<	{
305	<	::xmms_remote_toggle_advance(session);
306	<	}
307	<
308	<	bool Audacious::IsAdvance() const
309	<	{
310	<	return ::xmms_remote_is_advance(session);
311	<	}
312	<
313	<	// BMP 0.9.7
314	<	void Audacious::Activate()
315	<	{
316	<	::xmms_remote_activate(session);
317	<	}
318	<
319	<	// Audacious 1.1
320	<	void Audacious::ShowJumpToFileBox()
321	<	{
322	<	::xmms_remote_show_jtf_box(session);
323	<	}
324	<
325	<	void Audacious::PlayqueueClear()
326	<	{
327	<	::xmms_remote_playqueue_clear(session);
328	<	}
329	<
330	<	bool Audacious::PlayqueueIsQueued(int position) const
331	<	{
332	<	return ::xmms_remote_playqueue_is_queued(session, position);
333	<	}
334	<
335	<	int Audacious::GetPlayqueuePosition(int position) const
336	<	{
337	<	return ::xmms_remote_get_playqueue_position(session, position);
338	<	}
339	<
340	<	int Audacious::GetPlayqueueQueuePosition(int position) const
341	<	{
342	<	return ::xmms_remote_get_playqueue_queue_position(session, position);
343	<	}
344	<
345	<	// Audacious 1.2
346	<	void Audacious::SetSessionUri(const cse::String &uri)
347	<	{
348	<	::audacious_set_session_uri(const_cast<char *>(uri.NullTerminate()));
349	<	}
350	<
351	<	cse::String Audacious::GetSessionUri() const
352	<	{
353	<	return ::audacious_get_session_uri(session);
354	<	}
355	<
356	<	void Audacious::SetSessionType(Type type)
357	<	{
358	<	::audacious_set_session_type(type);
359	<	}
360	<
361	<	// Audacious 1.3
362	<	void Audacious::PlaylistEnqueueToTemp(const cse::String &string)
363	<	{
364	<	::xmms_remote_playlist_enqueue_to_temp(session, const_cast<char *>(string.NullTerminate()));
365	<	}
366	<
367	<	cse::String Audacious::GetTupleFieldData(const cse::String &field, int position)
368	<	{
369	<	return ::audacious_get_tuple_field_data(session, const_cast<char *>(field.NullTerminate()), position);
254	>	return None;
255		}

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