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/* TIATracker, (c) 2016 Andre "Kylearan" Wichmann.
* Website: https://bitbucket.org/kylearan/tiatracker
* Email: andre.wichmann@gmx.de
* See the file "license.txt" for information on usage and redistribution
* of this file.
*/
#ifndef PATTERNEDITOR_H
#define PATTERNEDITOR_H
#include <QObject>
#include <QWidget>
#include "track/track.h"
#include <QFontDatabase>
#include "tiasound/pitchguide.h"
#include <QMenu>
#include "instrumentselector.h"
#include "emulation/player.h"
class PatternEditor : public QWidget
{
Q_OBJECT
public:
explicit PatternEditor(QWidget *parent = 0);
void registerTrack(Track::Track *newTrack);
void registerPitchGuide(TiaSound::PitchGuide *newGuide);
void registerPlayer(Emulation::Player *newPlayer);
void registerMuteAction(QAction *newAction);
void registerPatternMenu(QMenu *newPatternMenu);
void registerChannelMenu(QMenu *newChannelMenu);
void registerInstrumentSelector(InstrumentSelector *selector);
int getEditPos();
int getSelectedChannel();
QString constructRowString(int curPatternNoteIndex, Track::Pattern *curPattern);
QSize sizeHint() const;
signals:
void editPosChanged(int newPos);
void channelContextEvent(int channel, int row);
void editChannelChanged(int newChannel);
public slots:
// Global actions
void moveUp(bool);
void moveDown(bool);
void moveLeft(bool);
void moveRight(bool);
void switchChannel(bool);
void gotoFirstRow(bool);
void gotoLastRow(bool);
void gotoNextPattern(bool);
void gotoPreviousPattern(bool);
void setEditPos(int newPos);
void setEditPos(int newChannel, int newPos);
void validateEditPos();
void advanceEditPos();
void setRowsPerBeat(int value);
void setRowToInstrument(int frequency);
void newPlayerPos(int pos1, int pos2);
// Slot for QCheckBox "follow"
void toggleFollow_clicked(bool toggle);
void toggleLoop_clicked(bool toggle);
protected:
void paintEvent(QPaintEvent *) Q_DECL_OVERRIDE;
void wheelEvent(QWheelEvent *) Q_DECL_OVERRIDE;
void mousePressEvent(QMouseEvent *event) Q_DECL_OVERRIDE;
void contextMenuEvent(QContextMenuEvent *event) Q_DECL_OVERRIDE;
private:
static const int noteFontSize = 12;
static const int legendFontSize = 12;
static const int noteMargin = 6;
static const int patternNameWidth = 120;
static const int patternNameMargin = 4;
static const int minHeight = 400;
void drawPatternNameAndSeparator(int yPos, int nameXPos, int curPatternNoteIndex, int channel, int xPos, int curEntryIndex, QPainter *painter, Track::Pattern *curPattern);
void drawGoto(int channel, int yPos, Track::Pattern *curPattern, Track::SequenceEntry *curEntry, QPainter *painter, int nameXPos, int curPatternNoteIndex);
void drawTimestamp(int row, QPainter *painter, int yPos, int channel);
void paintChannel(QPainter *painter, int channel, int xPos, int nameXPos);
/* If x and y are in a valid row with regards to the channel clicked,
* the channel number, row and note index get written to the parameters
* and true is returned.
*/
bool clickedInValidRow(int x, int y, int *channel, int *noteIndex);
int calcChannelRowPos(int yPos);
int numRows; // number of visible rows
int topMargin; // margin before first row is displayed
int noteFontHeight;
int noteAreaWidth;
int timeAreaWidth;
int widgetWidth;
QFont noteFont = QFontDatabase::systemFont(QFontDatabase::FixedFont);
QFont legendFont{"Helvetica"};
int legendFontHeight;
int timelineWidth;
Track::Track *pTrack;
TiaSound::PitchGuide *pPitchGuide;
Emulation::Player *pPlayer = nullptr;
QAction *muteAction = nullptr;
QMenu *pPatternMenu = nullptr;
QMenu *pChannelMenu = nullptr;
InstrumentSelector *pInsSelector = nullptr;
int selectedChannel = 0;
// Current editor note focus, i.e. middle-of-screen highlight
int editPos = 0;
bool follow = false;
bool loop = false;
};
#endif // PATTERNEDITOR_H
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