/************************************************************************** channel.h - The KMidChannel widget (with pure virtual members) Copyright (C) 1998 Antonio Larrosa Jimenez 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. Send comments and bug fixes to larrosa@kde.org or to Antonio Larrosa, Rio Arnoya, 10 5B, 29006 Malaga, Spain ***************************************************************************/ #ifndef KMIDCHANNEL_H #define KMIDCHANNEL_H #include <tqwidget.h> #include <tqpixmap.h> #define CHANNELHEIGHT 71 #define KEYBOARDY CHANNELHEIGHT-46 #define CHN_CHANGE_PGM 1 #define CHN_CHANGE_FORCED_STATE 2 class TQFont; class TQComboBox; class KMidButton; class KMidChannel : public TQWidget { Q_OBJECT private: bool pressed[128]; // The 128 keys int channel; bool replay; // Indicates if music should restart playing after // changing the force state protected: TQPixmap keyboard; TQPixmap button1; TQPixmap button2; TQComboBox *instrumentCombo; KMidButton *forcepgm; TQFont *qcvfont; TQPen *penB; // Black TQPen *penW; // White TQPen *penT; // "Transparent" for Background void paintEvent( TQPaintEvent * ); public: KMidChannel(int i,TQWidget *Parent); virtual ~KMidChannel(); void drawKeyboard(TQPainter *qpaint); void drawPressedKeys(TQPainter *qpaint); void drawKey(TQPainter *qpaint,int key); virtual void drawDo (TQPainter *qpaint,int x,int p) = 0; virtual void drawDo__ (TQPainter *qpaint,int x,int p) = 0; virtual void drawRe (TQPainter *qpaint,int x,int p) = 0; virtual void drawRe__ (TQPainter *qpaint,int x,int p) = 0; virtual void drawMi (TQPainter *qpaint,int x,int p) = 0; virtual void drawFa (TQPainter *qpaint,int x,int p) = 0; virtual void drawFa__ (TQPainter *qpaint,int x,int p) = 0; virtual void drawSol (TQPainter *qpaint,int x,int p) = 0; virtual void drawSol__(TQPainter *qpaint,int x,int p) = 0; virtual void drawLa (TQPainter *qpaint,int x,int p) = 0; virtual void drawLa__ (TQPainter *qpaint,int x,int p) = 0; virtual void drawSi (TQPainter *qpaint,int x,int p) = 0; void noteOn(int key); void noteOff(int key); void changeInstrument(int pgm); void changeForceState(bool i); void reset(int level=1); // 0 only release notes, 1 also set instr to 0 ... void saveState(bool *p,int *pgm); void loadState(bool *p,int *pgm); public slots: void pgmChanged(int i); void changeForcedState(bool); signals: void signalToKMidClient(int *data); }; #endif