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#pragma once
#include <vector>
#include "control/controlobject.h"
#include "control/controlproxy.h"
#include "util/duration.h"
#include "util/memory.h"
#include "util/performancetimer.h"
#include "waveform/visualplayposition.h"
namespace {
// Rate at which the playpos slider is updated
const int kUpdateRate = 15; // updates per second
// Number of kiUpdateRates that go by before we update BPM.
const int kSlowUpdateDivider = 4; // kUpdateRate / kSlowUpdateDivider = 3.75 updates per sec
} // anonymous namespace
// This class updates the controls used for widgets and
// controller indicator, in a CPU saving way and outside the engine thread
class DeckVisuals {
public:
DeckVisuals(const QString& group);
void process(double remainingTimeTriggerSeconds);
private:
const QString m_group;
int m_SlowTickCnt;
bool m_trackLoaded;
std::unique_ptr<ControlObject> m_pTimeElapsed;
std::unique_ptr<ControlObject> m_pTimeRemaining;
std::unique_ptr<ControlObject> m_pEndOfTrack;
std::unique_ptr<ControlObject> m_pVisualBpm;
std::unique_ptr<ControlObject> m_pVisualKey;
ControlProxy playButton;
ControlProxy loopEnabled;
ControlProxy engineBpm;
ControlProxy engineKey;
QSharedPointer<VisualPlayPosition> m_pVisualPlayPos;
};
class VisualsManager {
public:
VisualsManager() {
m_cpuTimer.start();
}
void addDeck(const QString& group) {
m_deckVisuals.push_back(
std::make_unique<DeckVisuals>(group));
}
void process(double remainingTimeTriggerSeconds) {
if (m_cpuTimer.elapsed() >= mixxx::Duration::fromMillis(1000 / kUpdateRate)) {
m_cpuTimer.restart();
for (const auto& d: m_deckVisuals) {
d->process(remainingTimeTriggerSeconds);
}
}
}
private:
std::vector<std::unique_ptr<DeckVisuals> > m_deckVisuals;
PerformanceTimer m_cpuTimer;
};
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