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livetrax/libs/surfaces/tranzport/general.cc

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/*
* Copyright (C) 2006 Paul Davis
* Copyright (C) 2007 Michael Taht
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* */
#include <tranzport_common.h>
#include <tranzport_control_protocol.h>
using namespace ARDOUR;
using namespace std;
using namespace sigc;
using namespace PBD;
#include "pbd/i18n.h"
#include <pbd/abstract_ui.cc>
// HA, I don't need this anymore
#include <slider_gain.h>
// FIXME, flash recording light when recording and transport is moving
int TranzportControlProtocol::lights_show_recording()
{
return lights_show_normal();
}
void TranzportControlProtocol::show_bling() {
lights_show_bling();
screen_show_bling();
}
void TranzportControlProtocol::notify(const char *msg) {
last_notify=100;
if(strlen(msg) < 21) {
strcpy(last_notify_msg,msg);
} else {
strncpy(last_notify_msg,msg,16);
last_notify_msg[16] = '\n';
}
}
void TranzportControlProtocol::show_notify() {
// FIXME: Get width of the notify area somehow
if(last_notify==0) {
print(1,0," ");
last_notify=-1;
}
if(last_notify > 0) {
print(1,0,last_notify_msg);
--last_notify;
}
}
// Need more bling!
int TranzportControlProtocol::lights_show_bling()
{
switch (bling_mode) {
case BlingOff: break;
case BlingKit: break; // rotate rec/mute/solo/any solo back and forth
case BlingRotating: break; // switch between lights
case BlingPairs: break; // Show pairs of lights
case BlingRows: break; // light each row in sequence
case BlingFlashAll: break; // Flash everything randomly
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case BlingEnter: lights_on(); // Show intro
case BlingExit:
lights_off();
break;
}
return 0;
}
int TranzportControlProtocol::screen_show_bling()
{
switch (bling_mode) {
case BlingOff: break;
case BlingKit: break; // rotate rec/mute/solo/any solo back and forth
case BlingRotating: break; // switch between lights
case BlingPairs: break; // Show pairs of lights
case BlingRows: break; // light each row in sequence
case BlingFlashAll: break; // Flash everything randomly
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case BlingEnter: // Show intro
print(0,0,"!!Welcome to Ardour!");
print(1,0,"Peace through Music!");
break;
case BlingExit:
break;
}
return 0;
}
int TranzportControlProtocol::lights_show_normal()
{
/* Track only */
if (route_table[0]) {
std::shared_ptr<AudioTrack> at = std::dynamic_pointer_cast<AudioTrack> (route_table[0]);
lights_pending[LightTrackrec] = at && at->record_enabled();
lights_pending[LightTrackmute] = route_get_muted(0);
lights_pending[LightTracksolo] = route_get_soloed(0);
} else {
lights_pending[LightTrackrec] = false;
lights_pending[LightTracksolo] = false;
lights_pending[LightTrackmute] = false;
}
/* Global settings */
lights_pending[LightLoop] = session->get_play_loop();
lights_pending[LightPunch] = session->config.get_punch_in() || session->config.get_punch_out();
lights_pending[LightRecord] = session->get_record_enabled();
lights_pending[LightAnysolo] = session->soloing();
return 0;
}
int TranzportControlProtocol::lights_show_tempo()
{
// someday soon fiddle with the lights more sanely based on the tempo
return lights_show_normal();
}
int
TranzportControlProtocol::update_state ()
{
/* do the text and light updates */
switch (display_mode) {
case DisplayBigMeter:
lights_show_tempo();
show_meter ();
break;
case DisplayNormal:
lights_show_normal();
normal_update();
break;
case DisplayConfig:
break;
case DisplayRecording:
lights_show_recording();
normal_update();
break;
case DisplayRecordingMeter:
lights_show_recording();
show_meter();
break;
case DisplayBling:
show_bling();
break;
case DisplayBlingMeter:
lights_show_bling();
show_meter();
break;
}
show_notify();
return 0;
}
void
TranzportControlProtocol::prev_marker ()
{
Location *location = session->locations()->first_location_before (session->transport_sample());
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if (location) {
session->request_locate (location->start());
notify(location->name().c_str());
} else {
session->goto_start ();
notify("START");
}
}
void
TranzportControlProtocol::next_marker ()
{
Location *location = session->locations()->first_location_after (session->transport_sample());
if (location) {
session->request_locate (location->start());
notify(location->name().c_str());
} else {
session->request_locate (session->current_end_sample());
notify("END ");
}
}
void
TranzportControlProtocol::show_current_track ()
{
char pad[COLUMNS];
char *v;
int len;
if (route_table[0] == 0) {
print (0, 0, "---------------");
last_track_gain = FLT_MAX;
} else {
strcpy(pad," ");
v = (char *)route_get_name (0).substr (0, 14).c_str();
if((len = strlen(v)) > 0) {
strncpy(pad,(char *)v,len);
}
print (0, 0, pad);
}
}
#if 0
void
TranzportControlProtocol::step_gain (float increment)
{
// FIXME: buttonstop is used elsewhere
if (buttonmask & ButtonStop) {
gain_fraction += 0.001*increment;
} else {
gain_fraction += 0.01*increment;
}
if (fabsf(gain_fraction) > 2.0) {
gain_fraction = 2.0*sign(gain_fraction);
}
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route_set_gain (0, slider_position_to_gain (gain_fraction));
}
#endif
void
TranzportControlProtocol::step_gain_up ()
{
if (buttonmask & ButtonStop) {
gain_fraction += 0.001;
} else {
gain_fraction += 0.01;
}
if (gain_fraction > 2.0) {
gain_fraction = 2.0;
}
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route_set_gain (0, slider_position_to_gain (gain_fraction));
}
void
TranzportControlProtocol::step_gain_down ()
{
if (buttonmask & ButtonStop) {
gain_fraction -= 0.001;
} else {
gain_fraction -= 0.01;
}
if (gain_fraction < 0.0) {
gain_fraction = 0.0;
}
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route_set_gain (0, slider_position_to_gain (gain_fraction));
}
void
TranzportControlProtocol::next_track ()
{
ControlProtocol::next_track (current_track_id);
gain_fraction = gain_to_slider_position (route_get_effective_gain (0));
// notify("NextTrak"); // not needed til we have more modes
}
void
TranzportControlProtocol::prev_track ()
{
ControlProtocol::prev_track (current_track_id);
gain_fraction = gain_to_slider_position (route_get_effective_gain (0));
// notify("PrevTrak");
}
// This should kind of switch to using notify
// Was going to keep state around saying to retry or not
// haven't got to it yet, still not sure it's a good idea
void
TranzportControlProtocol::print (int row, int col, const char *text) {
print_noretry(row,col,text);
}
// -1 on failure
// 0 on no damage
// count of bit set on damage?
void
TranzportControlProtocol::print_noretry (int row, int col, const char *text)
{
uint32_t length = strlen (text);
if (row*COLUMNS+col+length > (ROWS*COLUMNS)) {
return;
}
// FIXME - be able to print the whole screen at a go.
uint32_t t,r,c;
std::bitset<ROWS*COLUMNS> mask(screen_invalid);
for(r = row, c = col, t = 0 ; t < length; c++,t++) {
screen_pending[r][c] = text[t];
mask[r*COLUMNS+c] = (screen_current[r][c] != screen_pending[r][c]);
}
screen_invalid = mask;
}
void TranzportControlProtocol::invalidate()
{
lcd_damage(); lights_invalidate(); screen_invalidate(); // one of these days lcds can be fine but screens not
}