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//
// FretBoard class to display interface for chord finder application
//
// Copyright (c) 2001 Camilo Mesias
// camilo@mesias.co.uk
//
// 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#include "fretboard.h"
#include <opie2/oresource.h>
#include <qpainter.h>
void FretBoard::refresh(){
ce.calculate();
emit nameChanged(QString(ce.label()));
for (int i=0;i<6;i++){
Finger(i, ce.finger(i));
// yuk
switch (i) {
case 0:
emit s1nameChanged(QString(ce.name(i)));
break;
case 1:
emit s2nameChanged(QString(ce.name(i)));
break;
case 2:
emit s3nameChanged(QString(ce.name(i)));
break;
case 3:
emit s4nameChanged(QString(ce.name(i)));
break;
case 4:
emit s5nameChanged(QString(ce.name(i)));
break;
case 5:
emit s6nameChanged(QString(ce.name(i)));
break;
}
}
update();
}
FretBoard::FretBoard(QWidget *parent, const char *name )
: QWidget( parent, name ), ce()
{
ce.base(9);
ce.chord(0);
ce.fret(0);
ce.span(1);
ce.vary(7);
ce.tune(0);
refresh();
// setPalette( QPalette( QColor( 250, 250, 200) ) );
stringtop_pix = Opie::Core::OResource::loadPixmap( "powerchord/stringtop_s");
string_pix = Opie::Core::OResource::loadPixmap( "powerchord/string_s");
finger_pix = Opie::Core::OResource::loadPixmap( "powerchord/justfing_s");
mute_pix = Opie::Core::OResource::loadPixmap( "powerchord/muted_s");
// box(FL_NO_BOX);
// finger[0] = OPEN;
// finger[1] = OPEN;
// finger[2] = OPEN;
// finger[3] = OPEN;
// finger[4] = OPEN;
// finger[5] = OPEN;
initial_fret = 0;
// label(FL_NORMAL_LABEL, "Chord");
}
// int FretBoard::Finger(int f){
// if (f < 0 || f > 5){
// fprintf(stderr, "Error - finger value was %d\n", f);
// return 0;
// }
// return finger[f];
// }
void FretBoard::Finger(int f, int position){
if (f < 0 || f > 5){
fprintf(stderr, "Error - finger2 value was %d\n", f);
return;
}
finger[f] = position;
}
// void FretBoard::draw(void) {
// draw_box();
// draw_label();
// }
// void FretBoard::draw_label(void) {
// align(FL_ALIGN_CENTER | FL_ALIGN_TOP | FL_ALIGN_WRAP);
// this->Fl_Widget::draw_label();
// }
//void FretBoard::draw_box(void) {
void FretBoard::paintEvent(QPaintEvent *){
// fl_color(FL_WHITE);
// Fl_Widget::draw_box();
// fl_color(FL_BLACK);
QPainter p( this );
p.setBrush(black);
p.translate(0, 0);
// draw each string
for (int f=0; f<=5; f++){
// draw a string starting from the highest visible fret
for (int pp=0; pp<=6; pp++){
int this_fret = initial_fret + pp;
int cx = /* x() + */ 28*f;
int cy = /* y() + */ pp*30;
// fl_color(FL_WHITE);
// fl_rectf(cx, cy, 24, 24);
// p.setBrush(white);
// p.setPen(NoPen);
// p.drawRect( QRect(cx, cy, 24, 24) );
// fl_color(FL_BLACK);
// p.setBrush(black);
// p.setPen(black);
// draw the string unless at top
if (this_fret!=0){
// fl_line(cx+12, cy, cx+12, cy+23);
// p.drawLine(cx+12, cy, cx+12, cy+23);
}
// draw mutes if at top
if (pp == 0 &&
finger[f] == MUTED){
p.drawPixmap(cx,cy,mute_pix);
// fl_line(cx+4, cy+19, cx+19, cy+4);
// p.drawLine(cx+4, cy+19, cx+19, cy+4);
// fl_line(cx+5, cy+19, cx+20, cy+4);
// p.drawLine(cx+5, cy+19, cx+20, cy+4);
// fl_line(cx+4, cy+4, cx+19, cy+19);
// p.drawLine(cx+4, cy+4, cx+19, cy+19);
// fl_line(cx+5, cy+4, cx+20, cy+19);
// p.drawLine(cx+5, cy+4, cx+20, cy+19);
}
if (this_fret==0){
// above, blank
}else if(this_fret==1){
// top
p.drawPixmap(cx,cy,stringtop_pix);
}else{
// normal
p.drawPixmap(cx,cy,string_pix);
}
// frets at bottom
// thick line if at top
// int x0 = (f==0)?(cx+12):cx;
// int x1 = (f==5)?(cx+12):(cx+23);
// for (int offset=23; offset>((this_fret==0)?20:22); offset--){
// fl_line(x0, cy+offset, x1, cy+offset);
// p.drawLine(x0, cy+offset, x1, cy+offset);
// }
// finger if at that position
if ((initial_fret==0 && pp == finger[f]) ||
(initial_fret!=0 && pp == finger[f]-8)){
p.drawPixmap(cx,cy,finger_pix);
// fl_color(FL_WHITE);
// p.setBrush(white);
// p.setPen(NoPen);
// fl_rectf(cx+4, cy+4, 16, 16);
// p.drawRect( QRect(cx+4, cy+4, 16, 16));
// fl_color(FL_BLACK);
//p.setPen(black);
// fl_line(cx+4, cy+11, cx+7, cy+16);
//p.drawLine(cx+4, cy+11, cx+7, cy+16);
// fl_line(cx+7, cy+16, cx+12, cy+19);
//p.drawLine(cx+7, cy+16, cx+12, cy+19);
// fl_line(cx+12, cy+19, cx+16, cy+16);
//p.drawLine(cx+12, cy+19, cx+16, cy+16);
// fl_line(cx+16, cy+16, cx+19, cy+12);
//p.drawLine(cx+16, cy+16, cx+19, cy+12);
// fl_line(cx+19, cy+12, cx+16, cy+7);
//p.drawLine(cx+19, cy+12, cx+16, cy+7);
// fl_line(cx+16, cy+7, cx+12, cy+4);
//p.drawLine(cx+16, cy+7, cx+12, cy+4);
// fl_line(cx+11, cy+4, cx+7, cy+7);
//p.drawLine(cx+11, cy+4, cx+7, cy+7);
// fl_line(cx+7, cy+7, cx+4, cy+11);
//p.drawLine(cx+7, cy+7, cx+4, cy+11);
}
}
}
p.end();
}
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