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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 38 by douglas, 2008-03-05T13:36:38-08:00

#	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	>	#include <timing.hpp>
10
11	<	#include <audacious/beepctrl.h>
11	>	#include <iomanip>
12	>	#include <iostream>
13
14	<	#include "Audacious.hpp"
14	>	#include <fcntl.h>
15	>	#include <termios.h>
16
17	<	void Audacious::Playlist(char **list, int size, bool enqueue)
14	<	{
15	<	::xmms_remote_playlist(session, list, size, enqueue);
16	<	}
17	>	#include "Display.hpp"
18
19	<	int Audacious::GetVersion() const
19	<	{
20	<	return ::xmms_remote_get_version(session);
21	<	}
19	>	extern bool debug;
20
21	<	void Audacious::PlaylistAdd(::GList *list)
21	>	static uint16_t GetCRC(uint8_t *buffer, size_t length)
22		{
23	<	::xmms_remote_playlist_add(session, list);
24	<	}
23	>	static const uint16_t table[256] = {
24	>	0x00000, 0x01189, 0x02312, 0x0329b, 0x04624, 0x057ad, 0x06536, 0x074bf,
25	>	0x08C48, 0x09DC1, 0x0AF5A, 0x0BED3, 0x0CA6C, 0x0DBE5, 0x0E97E, 0x0F8F7,
26	>	0x01081, 0x00108, 0x03393, 0x0221a, 0x056a5, 0x0472c, 0x075b7, 0x0643e,
27	>	0x09CC9, 0x08D40, 0x0BFDB, 0x0AE52, 0x0DAED, 0x0CB64, 0x0F9FF, 0x0E876,
28	>	0x02102, 0x0308b, 0x00210, 0x01399, 0x06726, 0x076af, 0x04434, 0x055bd,
29	>	0x0AD4A, 0x0BCC3, 0x08E58, 0x09FD1, 0x0EB6E, 0x0FAE7, 0x0C87C, 0x0D9F5,
30	>	0x03183, 0x0200a, 0x01291, 0x00318, 0x077a7, 0x0662e, 0x054b5, 0x0453c,
31	>	0x0BDCB, 0x0AC42, 0x09ED9, 0x08F50, 0x0FBEF, 0x0EA66, 0x0D8FD, 0x0C974,
32	>	0x04204, 0x0538d, 0x06116, 0x0709f, 0x00420, 0x015a9, 0x02732, 0x036bb,
33	>	0x0ce4c, 0x0dfc5, 0x0ed5e, 0x0fcd7, 0x08868, 0x099e1, 0x0ab7a, 0x0baf3,
34	>	0x05285, 0x0430c, 0x07197, 0x0601e, 0x014a1, 0x00528, 0x037b3, 0x0263a,
35	>	0x0decd, 0x0cf44, 0x0fddf, 0x0ec56, 0x098e9, 0x08960, 0x0bbfb, 0x0aa72,
36	>	0x06306, 0x0728f, 0x04014, 0x0519d, 0x02522, 0x034ab, 0x00630, 0x017b9,
37	>	0x0EF4E, 0x0FEC7, 0x0CC5C, 0x0DDD5, 0x0A96A, 0x0B8E3, 0x08A78, 0x09BF1,
38	>	0x07387, 0x0620e, 0x05095, 0x0411c, 0x035a3, 0x0242a, 0x016b1, 0x00738,
39	>	0x0FFCF, 0x0EE46, 0x0DCDD, 0x0CD54, 0x0B9EB, 0x0A862, 0x09AF9, 0x08B70,
40	>	0x08408, 0x09581, 0x0a71a, 0x0b693, 0x0c22c, 0x0d3a5, 0x0e13e, 0x0f0b7,
41	>	0x00840, 0x019c9, 0x02b52, 0x03adb, 0x04e64, 0x05fed, 0x06d76, 0x07cff,
42	>	0x09489, 0x08500, 0x0b79b, 0x0a612, 0x0d2ad, 0x0c324, 0x0f1bf, 0x0e036,
43	>	0x018c1, 0x00948, 0x03bd3, 0x02a5a, 0x05ee5, 0x04f6c, 0x07df7, 0x06c7e,
44	>	0x0a50a, 0x0b483, 0x08618, 0x09791, 0x0e32e, 0x0f2a7, 0x0c03c, 0x0d1b5,
45	>	0x02942, 0x038cb, 0x00a50, 0x01bd9, 0x06f66, 0x07eef, 0x04c74, 0x05dfd,
46	>	0x0b58b, 0x0a402, 0x09699, 0x08710, 0x0f3af, 0x0e226, 0x0d0bd, 0x0c134,
47	>	0x039C3, 0x0284A, 0x01AD1, 0x00B58, 0x07FE7, 0x06E6E, 0x05CF5, 0x04D7C,
48	>	0x0c60c, 0x0d785, 0x0e51e, 0x0f497, 0x08028, 0x091a1, 0x0a33a, 0x0b2b3,
49	>	0x04a44, 0x05bcd, 0x06956, 0x078df, 0x00c60, 0x01de9, 0x02f72, 0x03efb,
50	>	0x0d68d, 0x0c704, 0x0f59f, 0x0e416, 0x090a9, 0x08120, 0x0b3bb, 0x0a232,
51	>	0x05AC5, 0x04B4C, 0x079D7, 0x0685E, 0x01CE1, 0x00D68, 0x03FF3, 0x02E7A,
52	>	0x0e70e, 0x0f687, 0x0c41c, 0x0d595, 0x0a12a, 0x0b0a3, 0x08238, 0x093b1,
53	>	0x06b46, 0x07acf, 0x04854, 0x059dd, 0x02d62, 0x03ceb, 0x00e70, 0x01ff9,
54	>	0x0f78f, 0x0e606, 0x0d49d, 0x0c514, 0x0b1ab, 0x0a022, 0x092b9, 0x08330,
55	>	0x07BC7, 0x06A4E, 0x058D5, 0x0495C, 0x03DE3, 0x02C6A, 0x01EF1, 0x00F78,
56	>	};
57	>	register uint16_t crc(0xffff);
58
59	<	void Audacious::PlaylistDelete(int position)
60	<	{
30	<	::xmms_remote_playlist_delete(session, position);
31	<	}
59	>	while (length--)
60	>	crc = (crc >> 8) ^ table[(crc ^ *buffer++) & 0xff];
61
62	<	void Audacious::Play()
34	<	{
35	<	::xmms_remote_play(session);
62	>	return ~crc;
63		}
64
65	<	void Audacious::Pause()
65	>	Display::Packet::Packet(Display::Packet::Command command, uint8_t length, const uint8_t *data) : command(command), length(length)
66		{
67	<	::xmms_remote_pause(session);
68	<	}
67	>	if (length > sizeof (this->data))
68	>	throw;
69
70	<	void Audacious::Stop()
44	<	{
45	<	::xmms_remote_stop(session);
46	<	}
70	>	::memcpy(this->data, data, length);
71
72	<	bool Audacious::IsPlaying() const
49	<	{
50	<	return ::xmms_remote_is_playing(session);
72	>	crc = GetCRC(reinterpret_cast<uint8_t *>(this), length + 2);
73		}
74
75	<	bool Audacious::IsPaused() const
75	>	std::ostream &operator<<(std::ostream &output, const Display::Packet &packet)
76		{
77	<	return ::xmms_remote_is_paused(session);
77	>	return output << _B("0x") << std::hex << std::setw(2) << std::setfill('0') << unsigned(packet.command) << _B(" [") << packet.GetData() << ']';
78		}
79
80	<	int Audacious::GetPlaylistPosition() const
80	>	void operator<<(int fd, const Display::Packet &packet)
81		{
82	<	return ::xmms_remote_get_playlist_pos(session);
83	<	}
82	>	if (packet.length != sizeof (packet.data))
83	>	::memcpy(const_cast<uint8_t *>(packet.data) + packet.length, &packet.crc, 2);
84
85	<	void Audacious::SetPlaylistPosition(int position)
86	<	{
65	<	::xmms_remote_set_playlist_pos(session, position);
66	<	}
85	>	if (debug)
86	>	std::cerr << _B("<< ") << packet << std::endl;
87
88	<	int Audacious::GetPlaylistLength() const
69	<	{
70	<	return ::xmms_remote_get_playlist_length(session);
88	>	Posix::Write(fd, &packet, packet.length + 4);
89		}
90
91	<	void Audacious::PlaylistClear()
91	>	void operator>>(int fd, Display::Packet &packet)
92		{
93	<	return ::xmms_remote_playlist_clear(session);
94	<	}
93	>	Posix::Read(fd, &packet, 2);
94	>	Posix::Read(fd, packet.data, packet.length);
95	>	Posix::Read(fd, &packet.crc, 2);
96
97	<	int Audacious::GetOutputTime() const
98	<	{
80	<	return ::xmms_remote_get_output_time(session);
97	>	if (debug)
98	>	std::cerr << _B(">> ") << packet << std::endl;
99		}
100
101	<	void Audacious::JumpToTime(int position)
101	>	void Communicate(Display *display)
102		{
103	<	::xmms_remote_jump_to_time(session, position);
103	>	display->Communicate_();
104		}
105
106	<	void Audacious::GetVolume(int& left, int& right) const
106	>	void Activity(Display *display)
107		{
108	<	::xmms_remote_get_volume(session, &left, &right);
108	>	display->Activity();
109		}
110
111	<	int Audacious::GetMainVolume() const
111	>	Display::Display(const std::string &device, Callback callback) : ucom(Posix::Open(device, O_RDWR | O_NOCTTY | O_NONBLOCK)), ucomCondition(ucomLock), running(true), responsesCondition(responsesLock), keyActivityCondition(keyActivityLock), callback(callback), communicate(reinterpret_cast<void *(*)(void *)>(::Communicate), this), activity(reinterpret_cast<void *(*)(void *)>(::Activity), this)
112		{
113	<	return ::xmms_remote_get_main_volume(session);
96	<	}
113	>	::termios state;
114
115	<	int Audacious::GetBalance() const
116	<	{
117	<	return ::xmms_remote_get_balance(session);
101	<	}
115	>	Posix::CheckError(::tcgetattr(ucom, &state));
116	>	Posix::CheckError(::cfsetospeed(&state, B115200));
117	>	Posix::CheckError(::cfsetispeed(&state, B115200));
118
119	<	void Audacious::SetVolume(int left, int right)
120	<	{
121	<	::xmms_remote_set_volume(session, left, right);
122	<	}
119	>	state.c_iflag &= ~(IGNBRK | BRKINT | PARMRK | INPCK | ISTRIP | INLCR | IGNCR | ICRNL | IXON | IXOFF);
120	>	state.c_iflag |= IGNPAR;
121	>	state.c_oflag &= ~(OPOST | ONLCR | ONOCR | ONLRET);
122	>	state.c_cflag &= ~(CSIZE | PARENB | PARODD | HUPCL | CRTSCTS);
123	>	state.c_cflag |= CREAD | CS8 | CSTOPB | CLOCAL;
124	>	state.c_lflag &= ~(ISIG | ICANON | IEXTEN | ECHO);
125	>	state.c_lflag |= NOFLSH;
126
127	<	void Audacious::SetMainVolume(int volume)
109	<	{
110	<	::xmms_remote_set_main_volume(session, volume);
111	<	}
127	>	Posix::CheckError(::tcsetattr(ucom, TCSANOW, &state));
128
129	<	void Audacious::SetBalance(int balance)
130	<	{
115	<	::xmms_remote_set_balance(session, balance);
129	>	_synchronized (ucomLock)
130	>	ucomCondition.Signal();
131		}
132
133	<	cse::String Audacious::GetSkin() const
133	>	Display::~Display()
134		{
135	<	return ::xmms_remote_get_skin(session);
121	<	}
135	>	running = false;
136
137	<	void Audacious::SetSkin(const cse::String &skin)
138	<	{
125	<	::xmms_remote_set_skin(session, const_cast<char*>(skin.NullTerminate()));
126	<	}
137	>	communicate.Join();
138	>	activity.Join();
139
140	<	cse::String Audacious::GetPlaylistFile(int position) const
129	<	{
130	<	return ::xmms_remote_get_playlist_file(session, position);
140	>	Posix::Close(ucom);
141		}
142
143	<	cse::String Audacious::GetPlaylistTitle(int position) const
143	>	void Display::Communicate_()
144		{
145	<	return ::xmms_remote_get_playlist_title(session, position);
146	<	}
145	>	_synchronized (ucomLock)
146	>	ucomCondition.Wait();
147
148	<	int Audacious::GetPlaylistTime(int position) const
149	<	{
150	<	return ::xmms_remote_get_playlist_time(session, position);
141	<	}
148	>	while (running)
149	>	{
150	>	Packet response;
151
152	<	void Audacious::GetInfo(int &rate, int &frequency, int &channels) const
153	<	{
154	<	::xmms_remote_get_info(session, &rate, &frequency, &channels);
155	<	}
152	>	_synchronized (ucomLock)
153	>	try
154	>	{
155	>	ucom >> response;
156	>	}
157	>	catch (const Posix::Error error)
158	>	{
159	>	if (error.what() != _B("Resource temporarily unavailable"))
160	>	throw error;
161
162	<	void Audacious::MainWindowToggle(bool show)
163	<	{
150	<	::xmms_remote_main_win_toggle(session, show);
151	<	}
162	>	goto next;
163	>	}
164
165	<	void Audacious::PlaylistWindowToggle(bool show)
166	<	{
167	<	::xmms_remote_pl_win_toggle(session, show);
168	<	}
165	>	if ((response.command & Packet::Error) == Packet::Error);
166	>	else if ((response.command & Packet::Report) == Packet::Report)
167	>	switch (response.command)
168	>	{
169	>	case Packet::KeyActivity:
170	>	_synchronized (keyActivityLock)
171	>	{
172	>	keyActivity.push(response);
173	>	keyActivityCondition.Signal();
174	>	}
175
176	<	void Audacious::EqualizerWindowToggle(bool show)
177	<	{
178	<	::xmms_remote_eq_win_toggle(session, show);
179	<	}
176	>	break;
177	>	case Packet::FanSpeedReport:
178	>	case Packet::TemperatureSensorReport:
179	>	break;
180	>	}
181	>	else if ((response.command & Packet::Response) == Packet::Response)
182	>	_synchronized (responsesLock)
183	>	{
184	>	responses.push(response);
185	>	responsesCondition.Signal();
186	>	}
187
188	<	bool Audacious::IsMainWindow() const
189	<	{
165	<	return ::xmms_remote_is_main_win(session);
166	<	}
188	>	next:   Timing::NanoSleep(Timing::Time(0, 10000000));
189	>	}
190
191	<	bool Audacious::IsPlaylistWindow() const
169	<	{
170	<	return ::xmms_remote_is_pl_win(session);
191	>	keyActivityCondition.Signal();
192		}
193
194	<	bool Audacious::IsEqualizerWindow() const
194	>	Display::Packet Display::Communicate_(Display::Packet::Command command, uint8_t length, const uint8_t *data)
195		{
196	<	return ::xmms_remote_is_eq_win(session);
176	<	}
196	>	Packet packet(command, length, data);
197
198	<	void Audacious::ShowPreferencesBox()
199	<	{
200	<	::xmms_remote_show_prefs_box(session);
181	<	}
198	>	retry:
199	>	_synchronized (ucomLock)
200	>	ucom << packet;
201
202	<	void Audacious::ToggleAlwaysOnTop(bool always)
203	<	{
204	<	::xmms_remote_toggle_aot(session, always);
205	<	}
202	>	_synchronized (responsesLock)
203	>	{
204	>	while (responses.empty())
205	>	try
206	>	{
207	>	responsesCondition.Wait(Timing::GetTimeOfDay() += 1);
208	>	}
209	>	catch (const Posix::Error &error)
210	>	{
211	>	if (error.what() != _B("Operation timed out"))
212	>	throw error;
213
214	<	void Audacious::Eject()
215	<	{
190	<	::xmms_remote_eject(session);
191	<	}
214	>	goto retry;
215	>	}
216
217	<	void Audacious::PlaylistPrevious()
194	<	{
195	<	::xmms_remote_playlist_prev(session);
196	<	}
217	>	Packet response(responses.front());
218
219	<	void Audacious::PlaylistNext()
199	<	{
200	<	::xmms_remote_playlist_next(session);
201	<	}
219	>	responses.pop();
220
221	<	void Audacious::PlaylistAddUrl(const cse::String &url)
204	<	{
205	<	::xmms_remote_playlist_add_url_string(session, const_cast<char*>(url.NullTerminate()));
206	<	}
221	>	assert ((packet.command | Packet::Response) == response.command);
222
223	<	bool Audacious::IsRunning() const
224	<	{
210	<	return ::xmms_remote_is_running(session);
211	<	}
223	>	return response;
224	>	}
225
226	<	void Audacious::ToggleRepeat()
214	<	{
215	<	::xmms_remote_toggle_repeat(session);
226	>	throw;
227		}
228
229	<	void Audacious::ToggleShuffle()
229	>	void Display::Activity()
230		{
231	<	::xmms_remote_toggle_shuffle(session);
232	<	}
231	>	if (callback == NULL)
232	>	return;
233
234	<	bool Audacious::IsRepeat() const
235	<	{
236	<	return ::xmms_remote_is_repeat(session);
237	<	}
234	>	while (running)
235	>	_synchronized (keyActivityLock)
236	>	{
237	>	while (keyActivity.empty())
238	>	keyActivityCondition.Wait();
239
240	<	bool Audacious::IsShuffle() const
241	<	{
242	<	return ::xmms_remote_is_shuffle(session);
231	<	}
240	>	while (keyActivity.size())
241	>	{
242	>	KeyActivity activity(KeyActivity(*keyActivity.front().data));
243
244	<	void Audacious::GetEqualizer(float& preamp, float bands[10]) const
234	<	{
235	<	float* bands_;
244	>	keyActivity.pop();
245
246	<	::xmms_remote_get_eq(session, &preamp, &bands_);
247	<
248	<	_forall (uint8_t, index, 0, 10)
249	<	bands[index] = bands[index];
241	<
242	<	::g_free(bands_);
243	<	}
244	<
245	<	float Audacious::GetEqualizerPreamp() const
246	<	{
247	<	return ::xmms_remote_get_eq_preamp(session);
248	<	}
249	<
250	<	float Audacious::GetEqualizerBand(int band) const
251	<	{
252	<	return ::xmms_remote_get_eq_band(session, band);
253	<	}
254	<
255	<	void Audacious::SetEqualizer(float preamp, float bands[10])
256	<	{
257	<	::xmms_remote_set_eq(session, preamp, bands);
258	<	}
259	<
260	<	void Audacious::SetEqualizerPreamp(float preamp)
261	<	{
262	<	::xmms_remote_set_eq_preamp(session, preamp);
263	<	}
264	<
265	<	void Audacious::SetEqualizerBand(int band, float value)
266	<	{
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	<	}
275	<
276	<	// 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);
246	>	_desynchronized (keyActivityLock)
247	>	callback(activity);
248	>	}
249	>	}
250		}
251
252	<	void Audacious::SetSessionType(Type type)
252	>	bool Display::Ping(const std::string &data)
253		{
254	<	::audacious_set_session_type(type);
254	>	return data == Communicate<const std::string &>(Packet::PingCommand, data).GetData();
255		}
256
257	<	// Audacious 1.3
362	<	void Audacious::PlaylistEnqueueToTemp(const cse::String &string)
257	>	std::string Display::Version()
258		{
259	<	::xmms_remote_playlist_enqueue_to_temp(session, const_cast<char *>(string.NullTerminate()));
259	>	return Communicate(Packet::GetHardwareAndFirmwareVersion).GetData();
260		}
261
262	<	cse::String Audacious::GetTupleFieldData(const cse::String &field, int position)
262	>	void Display::Set(uint8_t column, uint8_t row, const std::string &data)
263		{
264	<	return ::audacious_get_tuple_field_data(session, const_cast<char *>(field.NullTerminate()), position);
264	>	Communicate(Packet::SendDataToLCD, column, row, data);
265		}

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