amuse/Editor/SampleEditor.hpp

113 lines
3.1 KiB
C++

#ifndef AMUSE_SAMPLE_EDITOR_HPP
#define AMUSE_SAMPLE_EDITOR_HPP
#include "EditorWidget.hpp"
#include "ProjectModel.hpp"
#include <QScrollArea>
#include <QSlider>
#include <QCheckBox>
#include <QSpinBox>
class SampleEditor;
class SampleView : public QWidget
{
Q_OBJECT
qreal m_baseSamplesPerPx = 100.0;
qreal m_samplesPerPx = 100.0;
qreal m_zoomFactor = 1.0;
amuse::ObjToken<ProjectModel::SampleNode> m_node;
amuse::ObjToken<amuse::SampleEntryData> m_sample;
amuse::ObjToken<amuse::SoundMacro> m_playbackMacro;
const unsigned char* m_sampleData = nullptr;
qreal m_curSamplePos = 0.0;
int16_t m_prev1 = 0;
int16_t m_prev2 = 0;
QFont m_rulerFont;
int m_displaySamplePos = -1;
enum class DragState
{
None,
Start,
End
};
DragState m_dragState = DragState::None;
void seekToSample(qreal sample);
std::pair<std::pair<qreal, qreal>, std::pair<qreal, qreal>> iterateSampleInterval(qreal interval);
void calculateSamplesPerPx();
SampleEditor* getEditor() const;
public:
explicit SampleView(QWidget* parent = Q_NULLPTR);
void loadData(ProjectModel::SampleNode* node);
void unloadData();
ProjectModel::INode* currentNode() const;
amuse::SampleEntryData* entryData() const;
const amuse::SoundMacro* soundMacro() const;
void setSamplePos(int pos);
void updateSampleRange(int oldSamp, int newSamp);
void paintEvent(QPaintEvent* ev);
void resetZoom();
void setZoom(int zVal);
void showEvent(QShowEvent* ev);
void mousePressEvent(QMouseEvent* ev);
void mouseReleaseEvent(QMouseEvent* ev);
void mouseMoveEvent(QMouseEvent* ev);
void wheelEvent(QWheelEvent* ev);
};
class SampleControls : public QFrame
{
Q_OBJECT
QString m_path;
QSlider* m_zoomSlider;
QCheckBox* m_loopCheck;
QSpinBox* m_loopStart;
QSpinBox* m_loopEnd;
QSpinBox* m_basePitch;
QPushButton* m_makeOtherVersion;
QMetaObject::Connection m_makeOtherConn;
QPushButton* m_showInBrowser;
bool m_updateFile = true;
public:
SampleControls(QWidget* parent = Q_NULLPTR);
public slots:
void zoomSliderChanged(int val);
void loopStateChanged(int state);
void startValueChanged(int val);
void endValueChanged(int val);
void pitchValueChanged(int val);
void makeWAVVersion();
void makeCompressedVersion();
void showInBrowser();
void updateFileState();
void setLoopStartSample(int sample) { m_loopStart->setValue(sample); }
void setLoopEndSample(int sample) { m_loopEnd->setValue(sample); }
void loadData();
void unloadData();
};
class SampleEditor : public EditorWidget
{
Q_OBJECT
friend class SampleView;
friend class SampleControls;
QScrollArea* m_scrollArea;
SampleView* m_sampleView;
SampleControls* m_controls;
public:
explicit SampleEditor(QWidget* parent = Q_NULLPTR);
bool loadData(ProjectModel::SampleNode* node);
void unloadData();
ProjectModel::INode* currentNode() const;
const amuse::SoundMacro* soundMacro() const;
void setSamplePos(int pos);
void resizeEvent(QResizeEvent* ev);
};
#endif //AMUSE_SAMPLE_EDITOR_HPP