-
Notifications
You must be signed in to change notification settings - Fork 1
/
crechotapsview.cpp
261 lines (244 loc) · 7.28 KB
/
crechotapsview.cpp
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
/***************************************************************************
crechotapsview.cpp - description
-------------------
begin : Sat Jan 13 2001
copyright : (C) 2001 by Jozef Kosoru
: (C) 2011 by Kasper Laudrup
email : jozef.kosoru@pobox.sk
***************************************************************************/
/***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License version 2 *
* as published by the Free Software Foundation. *
* *
***************************************************************************/
#include "control.h"
#include <cassert>
#include <cstring>
#include <iostream>
#include <QPainter>
#include <QPalette>
#include <QPen>
#include <QColor>
#include <QMatrix>
#include <qfont.h>
#include <QFontMetrics>
#include <QApplication>
//Added by qt3to4:
#include <Q3Frame>
#include "crechotapsview.h"
#define WIDGET_HEIGHT (180)
CrEchoTapsView::CrEchoTapsView(const EchoParameters* epar, const int selectedEchoTap,
QWidget *parent, const char *name )
: Q3Frame(parent,name), m_epar(epar), m_selectedEchoTap(selectedEchoTap)
{
(void)std::memcpy(&m_parallelEcho,
reinterpret_cast<void*>(
const_cast<EchoParameters::ParallelEcho(*)[10]>(&m_epar->parallelEcho)),
sizeof(EchoParameters::ParallelEcho) * 10);
m_finalFeedback = m_epar->finalFeedback;
m_finalDelay = m_epar->finalDelay;
setBackgroundColor(Qt::black);
//setBackgroundMode(QWidget::FixedColor);
setFrameStyle(Q3Frame::Box | Q3Frame::Raised);
setLineWidth(1);
setMidLineWidth(1);
setMargin(0);
}
CrEchoTapsView::~CrEchoTapsView()
{
#ifdef _DEBUG
std::cerr << "CrEchoTapsView deleted...\n";
#endif
}
void CrEchoTapsView::drawContents(QPainter* painter)
{
//draw grid
painter->save();
transformPainter(painter);
drawGrid(painter);
redrawAllTaps(painter);
painter->restore();
}
void CrEchoTapsView::transformPainter(QPainter* painter)
{
painter->setWindow(-20, -10, 1040, 120);
const QMatrix matrix(1, 0, 0, -1, 0, 100);
painter->setWorldMatrix(matrix);
}
void CrEchoTapsView::drawGrid(QPainter* painter)
{
painter->setPen(QPen(QColor(100, 100, 100), 0, Qt::SolidLine));
for (int count = 10; count <= 100; count += 10)
{
painter->drawLine(0, count, 1000, count);
}
for (int count = 0; count <= 1000; count += 100)
{
painter->drawLine(count, 0, count, 100);
}
painter->setPen(Qt::gray);
painter->drawLine(0, 0, 1000, 0);
//draw circle
const QPoint circlePos = painter->xForm(QPoint(0, 0));
painter->save();
painter->resetXForm();
painter->setBrush(Qt::yellow);
painter->drawRect(circlePos.x() - 3, circlePos.y() - 3, 6, 6);
painter->restore();
}
void CrEchoTapsView::drawEchoTap(const float delay, const float decay, const TapType type,
QPainter* painter) const
{
QPen pen;
switch(type)
{
case tap_normal:
pen.setColor(QColor(210,210,210));
break;
case tap_selected:
pen.setColor(Qt::yellow);
break;
case tap_deleted:
pen.setColor(Qt::black);
break;
case tap_final:
pen.setColor(Qt::blue);
pen.setWidth(2);
break;
case tap_finalDeleted:
pen.setColor(Qt::black);
pen.setWidth(2);
break;
default:
assert(0);
}
painter->setPen(pen);
const int delay_i = roundToInt(delay);
const int decay_i = roundToInt(decay);
if (type != tap_final)
{
painter->drawLine(0, 0, 0, decay_i);
}
painter->drawLine(0, decay_i, delay_i, decay_i);
painter->drawLine(delay_i, decay_i, delay_i, 0);
//draw text
if (type == tap_selected || type == tap_deleted)
{
const QPoint delayPos = painter->xForm(QPoint(delay_i, 0));
const QPoint decayPos = painter->xForm(QPoint(delay_i, decay_i));
painter->save();
painter->resetXForm();
QFont sfont(font());
//!! not good for all displays !!
//sfont.setPixelSize(5);
sfont.setPointSize(8);
painter->setFont(sfont);
painter->setClipRect(contentsRect());
if (type == tap_deleted)
{
const QFontMetrics fm(sfont);
const int msWidth = fm.width(QString("%1 ms").arg(delay, 0, 'f', 2));
painter->fillRect(delayPos.x() - 17, delayPos.y() - fm.height() + 9,
msWidth + 10, fm.height() + 4, Qt::black);
const int percWidth = fm.width(QString("%1 %").arg(decay, 0, 'f', 2));
painter->fillRect(decayPos.x() - 17, decayPos.y() - fm.height() - 3,
percWidth + 10, fm.height() + 4, Qt::black);
}
else
{
painter->drawText(delayPos.x() - 12, delayPos.y() + 9,
QString("%1 ms").arg(delay, 0, 'f', 2));
painter->drawText(decayPos.x() - 12, decayPos.y() - 3,
QString("%1 %").arg(decay, 0, 'f', 2));
}
painter->restore();
}
//draw arrow
const QPoint arrowPos = painter->xForm(QPoint(delay_i, 0));
painter->save();
painter->resetXForm();
if (type == tap_final || type == tap_finalDeleted)
{
pen.setWidth(0);
painter->setPen(pen);
}
// XXX!
/*
painter->moveTo(arrowPos);
painter->lineTo(arrowPos.x() - 2, arrowPos.y() - 2);
painter->lineTo(arrowPos.x() + 2, arrowPos.y() - 2);
painter->lineTo(arrowPos);
*/
painter->restore();
}
QSize CrEchoTapsView::sizeHint() const
{
return QSize(300, WIDGET_HEIGHT);
}
void CrEchoTapsView::redrawAllTaps(QPainter* painter)
{
m_finalFeedback = m_epar->finalFeedback;
m_finalDelay = m_epar->finalDelay;
if (m_finalFeedback)
{
drawEchoTap(m_finalDelay, m_finalFeedback, tap_final, painter);
}
(void)std::memcpy(&m_parallelEcho,
reinterpret_cast<void*>(
const_cast<EchoParameters::ParallelEcho(*)[10]>(&m_epar->parallelEcho)),
sizeof(EchoParameters::ParallelEcho) * 10);
bool drawSelected = false;
for (int count=0; count < m_epar->parallelEchoCount; count++)
{
if (count == m_selectedEchoTap)
{
drawSelected = true;
continue;
}
drawEchoTap(m_parallelEcho[count].delay, m_parallelEcho[count].decay, tap_normal, painter);
}
if (drawSelected)
{
drawEchoTap(m_parallelEcho[m_selectedEchoTap].delay,
m_parallelEcho[m_selectedEchoTap].decay, tap_selected, painter);
}
}
void CrEchoTapsView::slotChangeSelectedTap(int echoTapNum)
{
QPainter painter(this);
transformPainter(&painter);
if (m_selectedEchoTap != -1)
{
drawEchoTap(m_parallelEcho[m_selectedEchoTap].delay,
m_parallelEcho[m_selectedEchoTap].decay, tap_deleted, &painter);
drawGrid(&painter);
}
m_selectedEchoTap = echoTapNum;
redrawAllTaps(&painter);
#if 0
std::cerr << "CrEchoTapsView::slotChangeSelectedTap | tap: " << echoTapNum << "\n";
#endif
}
void CrEchoTapsView::slotUpdateSelectedTap()
{
assert(m_selectedEchoTap != -1);
QPainter painter(this);
transformPainter(&painter);
drawEchoTap(m_parallelEcho[m_selectedEchoTap].delay,
m_parallelEcho[m_selectedEchoTap].decay, tap_deleted, &painter);
drawGrid(&painter);
redrawAllTaps(&painter);
}
void CrEchoTapsView::slotUpdateFinalTap()
{
QPainter painter(this);
transformPainter(&painter);
if (m_finalFeedback)
{
drawEchoTap(m_finalDelay, m_finalFeedback, tap_finalDeleted, &painter);
}
drawGrid(&painter);
redrawAllTaps(&painter);
}