Diffstat (limited to 'noncore/multimedia/powerchord/fretboard.cpp') (more/less context) (ignore whitespace changes)
-rw-r--r-- | noncore/multimedia/powerchord/fretboard.cpp | 234 |
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diff --git a/noncore/multimedia/powerchord/fretboard.cpp b/noncore/multimedia/powerchord/fretboard.cpp new file mode 100644 index 0000000..0687d00 --- a/dev/null +++ b/noncore/multimedia/powerchord/fretboard.cpp | |||
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1 | // | ||
2 | // FretBoard class to display interface for chord finder application | ||
3 | // | ||
4 | |||
5 | // Copyright (c) 2001 Camilo Mesias | ||
6 | // camilo@mesias.co.uk | ||
7 | // | ||
8 | // This program is free software; you can redistribute it and/or | ||
9 | // modify it under the terms of the GNU General Public License | ||
10 | // as published by the Free Software Foundation; either version 2 | ||
11 | // of the License, or (at your option) any later version. | ||
12 | // | ||
13 | // This program is distributed in the hope that it will be useful, | ||
14 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
15 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
16 | // GNU General Public License for more details. | ||
17 | // | ||
18 | // You should have received a copy of the GNU General Public License | ||
19 | // along with this program; if not, write to the Free Software | ||
20 | // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | ||
21 | |||
22 | //#include <FL/Fl.H> | ||
23 | //#include <FL/Fl_Widget.H> | ||
24 | //#include <FL/fl_draw.H> | ||
25 | #include <stdio.h> | ||
26 | #include <qpixmap.h> | ||
27 | #include <qpe/resource.h> | ||
28 | #include "fretboard.h" | ||
29 | #include <qpainter.h> | ||
30 | |||
31 | void FretBoard::refresh(){ | ||
32 | ce.calculate(); | ||
33 | |||
34 | emit nameChanged(QString(ce.label())); | ||
35 | |||
36 | for (int i=0;i<6;i++){ | ||
37 | Finger(i, ce.finger(i)); | ||
38 | // yuk | ||
39 | switch (i) { | ||
40 | case 0: | ||
41 | emit s1nameChanged(QString(ce.name(i))); | ||
42 | break; | ||
43 | case 1: | ||
44 | emit s2nameChanged(QString(ce.name(i))); | ||
45 | break; | ||
46 | case 2: | ||
47 | emit s3nameChanged(QString(ce.name(i))); | ||
48 | break; | ||
49 | case 3: | ||
50 | emit s4nameChanged(QString(ce.name(i))); | ||
51 | break; | ||
52 | case 4: | ||
53 | emit s5nameChanged(QString(ce.name(i))); | ||
54 | break; | ||
55 | case 5: | ||
56 | emit s6nameChanged(QString(ce.name(i))); | ||
57 | break; | ||
58 | } | ||
59 | } | ||
60 | |||
61 | update(); | ||
62 | } | ||
63 | |||
64 | FretBoard::FretBoard(QWidget *parent, const char *name ) | ||
65 | : QWidget( parent, name ), ce() | ||
66 | { | ||
67 | |||
68 | ce.base(9); | ||
69 | ce.chord(0); | ||
70 | ce.fret(0); | ||
71 | ce.span(1); | ||
72 | ce.vary(7); | ||
73 | ce.tune(0); | ||
74 | refresh(); | ||
75 | |||
76 | // setPalette( QPalette( QColor( 250, 250, 200) ) ); | ||
77 | |||
78 | stringtop_pix = Resource::loadPixmap( "powerchord/stringtop_s"); | ||
79 | string_pix = Resource::loadPixmap( "powerchord/string_s"); | ||
80 | finger_pix = Resource::loadPixmap( "powerchord/justfing_s"); | ||
81 | mute_pix = Resource::loadPixmap( "powerchord/muted_s"); | ||
82 | |||
83 | // box(FL_NO_BOX); | ||
84 | |||
85 | // finger[0] = OPEN; | ||
86 | // finger[1] = OPEN; | ||
87 | // finger[2] = OPEN; | ||
88 | // finger[3] = OPEN; | ||
89 | // finger[4] = OPEN; | ||
90 | // finger[5] = OPEN; | ||
91 | |||
92 | initial_fret = 0; | ||
93 | |||
94 | // label(FL_NORMAL_LABEL, "Chord"); | ||
95 | } | ||
96 | |||
97 | // int FretBoard::Finger(int f){ | ||
98 | // if (f < 0 || f > 5){ | ||
99 | // fprintf(stderr, "Error - finger value was %d\n", f); | ||
100 | // return 0; | ||
101 | // } | ||
102 | // return finger[f]; | ||
103 | // } | ||
104 | |||
105 | void FretBoard::Finger(int f, int position){ | ||
106 | if (f < 0 || f > 5){ | ||
107 | fprintf(stderr, "Error - finger2 value was %d\n", f); | ||
108 | return; | ||
109 | } | ||
110 | |||
111 | finger[f] = position; | ||
112 | } | ||
113 | |||
114 | // void FretBoard::draw(void) { | ||
115 | // draw_box(); | ||
116 | // draw_label(); | ||
117 | // } | ||
118 | |||
119 | // void FretBoard::draw_label(void) { | ||
120 | // align(FL_ALIGN_CENTER | FL_ALIGN_TOP | FL_ALIGN_WRAP); | ||
121 | |||
122 | // this->Fl_Widget::draw_label(); | ||
123 | // } | ||
124 | |||
125 | |||
126 | //void FretBoard::draw_box(void) { | ||
127 | |||
128 | void FretBoard::paintEvent(QPaintEvent *){ | ||
129 | |||
130 | // fl_color(FL_WHITE); | ||
131 | |||
132 | // Fl_Widget::draw_box(); | ||
133 | |||
134 | // fl_color(FL_BLACK); | ||
135 | |||
136 | QPainter p( this ); | ||
137 | |||
138 | p.setBrush(black); | ||
139 | p.translate(0, 0); | ||
140 | |||
141 | // draw each string | ||
142 | for (int f=0; f<=5; f++){ | ||
143 | // draw a string starting from the highest visible fret | ||
144 | for (int pp=0; pp<=6; pp++){ | ||
145 | int this_fret = initial_fret + pp; | ||
146 | int cx = /* x() + */ 28*f; | ||
147 | int cy = /* y() + */ pp*30; | ||
148 | |||
149 | //fl_color(FL_WHITE); | ||
150 | // fl_rectf(cx, cy, 24, 24); | ||
151 | // p.setBrush(white); | ||
152 | // p.setPen(NoPen); | ||
153 | |||
154 | // p.drawRect( QRect(cx, cy, 24, 24) ); | ||
155 | // fl_color(FL_BLACK); | ||
156 | // p.setBrush(black); | ||
157 | |||
158 | // p.setPen(black); | ||
159 | |||
160 | // draw the string unless at top | ||
161 | if (this_fret!=0){ | ||
162 | //fl_line(cx+12, cy, cx+12, cy+23); | ||
163 | //p.drawLine(cx+12, cy, cx+12, cy+23); | ||
164 | } | ||
165 | |||
166 | // draw mutes if at top | ||
167 | if (pp == 0 && | ||
168 | finger[f] == MUTED){ | ||
169 | p.drawPixmap(cx,cy,mute_pix); | ||
170 | //fl_line(cx+4, cy+19, cx+19, cy+4); | ||
171 | //p.drawLine(cx+4, cy+19, cx+19, cy+4); | ||
172 | //fl_line(cx+5, cy+19, cx+20, cy+4); | ||
173 | //p.drawLine(cx+5, cy+19, cx+20, cy+4); | ||
174 | //fl_line(cx+4, cy+4, cx+19, cy+19); | ||
175 | //p.drawLine(cx+4, cy+4, cx+19, cy+19); | ||
176 | //fl_line(cx+5, cy+4, cx+20, cy+19); | ||
177 | //p.drawLine(cx+5, cy+4, cx+20, cy+19); | ||
178 | } | ||
179 | |||
180 | if (this_fret==0){ | ||
181 | // above, blank | ||
182 | }else if(this_fret==1){ | ||
183 | // top | ||
184 | p.drawPixmap(cx,cy,stringtop_pix); | ||
185 | }else{ | ||
186 | // normal | ||
187 | p.drawPixmap(cx,cy,string_pix); | ||
188 | } | ||
189 | |||
190 | // frets at bottom | ||
191 | // thick line if at top | ||
192 | // int x0 = (f==0)?(cx+12):cx; | ||
193 | // int x1 = (f==5)?(cx+12):(cx+23); | ||
194 | // for (int offset=23; offset>((this_fret==0)?20:22); offset--){ | ||
195 | //fl_line(x0, cy+offset, x1, cy+offset); | ||
196 | //p.drawLine(x0, cy+offset, x1, cy+offset); | ||
197 | // } | ||
198 | |||
199 | // finger if at that position | ||
200 | if ((initial_fret==0 && pp == finger[f]) || | ||
201 | (initial_fret!=0 && pp == finger[f]-8)){ | ||
202 | p.drawPixmap(cx,cy,finger_pix); | ||
203 | |||
204 | // fl_color(FL_WHITE); | ||
205 | // p.setBrush(white); | ||
206 | // p.setPen(NoPen); | ||
207 | |||
208 | // fl_rectf(cx+4, cy+4, 16, 16); | ||
209 | //p.drawRect( QRect(cx+4, cy+4, 16, 16)); | ||
210 | // fl_color(FL_BLACK); | ||
211 | //p.setPen(black); | ||
212 | // fl_line(cx+4, cy+11, cx+7, cy+16); | ||
213 | //p.drawLine(cx+4, cy+11, cx+7, cy+16); | ||
214 | // fl_line(cx+7, cy+16, cx+12, cy+19); | ||
215 | //p.drawLine(cx+7, cy+16, cx+12, cy+19); | ||
216 | // fl_line(cx+12, cy+19, cx+16, cy+16); | ||
217 | //p.drawLine(cx+12, cy+19, cx+16, cy+16); | ||
218 | // fl_line(cx+16, cy+16, cx+19, cy+12); | ||
219 | //p.drawLine(cx+16, cy+16, cx+19, cy+12); | ||
220 | // fl_line(cx+19, cy+12, cx+16, cy+7); | ||
221 | //p.drawLine(cx+19, cy+12, cx+16, cy+7); | ||
222 | // fl_line(cx+16, cy+7, cx+12, cy+4); | ||
223 | //p.drawLine(cx+16, cy+7, cx+12, cy+4); | ||
224 | // fl_line(cx+11, cy+4, cx+7, cy+7); | ||
225 | //p.drawLine(cx+11, cy+4, cx+7, cy+7); | ||
226 | // fl_line(cx+7, cy+7, cx+4, cy+11); | ||
227 | //p.drawLine(cx+7, cy+7, cx+4, cy+11); | ||
228 | } | ||
229 | } | ||
230 | } | ||
231 | p.end(); | ||
232 | } | ||
233 | |||
234 | |||