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wave_view.cpp
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wave_view.cpp
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/*
***************************************************************************
*
* Author: Teunis van Beelen
*
* Copyright (C) 2016 - 2020 Teunis van Beelen
*
* Email: [email protected]
*
***************************************************************************
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*
***************************************************************************
*/
#include "wave_view.h"
WaveCurve::WaveCurve(QWidget *w_parent) : QWidget(w_parent)
{
wavedialog = (UI_wave_window *)w_parent;
setAttribute(Qt::WA_OpaquePaintEvent);
SignalColor[0] = Qt::blue;
SignalColor[1] = Qt::blue;
SignalColor[2] = Qt::blue;
SignalColor[3] = Qt::blue;
tracewidth = 0;
BackgroundColor = Qt::gray;
RasterColor = Qt::darkGray;
TextColor = Qt::black;
smallfont.setFamily("Arial");
smallfont.setPixelSize(8);
bufsize = 0;
bordersize = 60;
v_sense = 1;
mouse_x = 0;
mouse_y = 0;
mouse_old_x = 0;
mouse_old_y = 0;
use_move_events = 0;
old_w = 10000;
devparms = NULL;
}
void WaveCurve::paintEvent(QPaintEvent *)
{
int i, chn,
small_rulers,
h_trace_offset,
w_trace_offset,
curve_w,
curve_h,
sample_range,
sample_start,
sample_end,
t_pos;
double h_step=0.0,
samples_per_div,
step,
step2;
if(devparms == NULL)
{
return;
}
QPainter paint(this);
#if QT_VERSION >= 0x050000
paint.setRenderHint(QPainter::Qt4CompatiblePainting, true);
#endif
QPainter *painter = &paint;
smallfont.setPixelSize(devparms->font_size);
painter->setFont(smallfont);
curve_w = width();
curve_h = height();
bufsize = devparms->wavebufsz;
small_rulers = 5 * devparms->hordivisions;
painter->fillRect(0, 0, curve_w, curve_h, BackgroundColor);
if((curve_w < ((bordersize * 2) + 5)) || (curve_h < ((bordersize * 2) + 5)))
{
return;
}
painter->fillRect(0, 0, curve_w, 30, QColor(32, 32, 32));
samples_per_div = devparms->samplerate * devparms->timebasescale;
drawTopLabels(painter);
t_pos = 408 - ((devparms->timebaseoffset / ((double)devparms->acquirememdepth / devparms->samplerate)) * 233);
drawSmallTriggerArrow(painter, t_pos, 16, 1, QColor(255, 128, 0));
painter->fillRect(0, curve_h - 30, curve_w, curve_h, QColor(32, 32, 32));
for(i=0; i<devparms->channel_cnt; i++)
{
drawChanLabel(painter, 8 + (i * 130), curve_h - 25, i);
}
/////////////////////////////////// translate coordinates, draw and fill a rectangle ///////////////////////////////////////////
painter->translate(bordersize, bordersize);
curve_w -= (bordersize * 2);
curve_h -= (bordersize * 2);
/////////////////////////////////// draw the rasters ///////////////////////////////////////////
painter->setPen(RasterColor);
painter->drawRect (0, 0, curve_w - 1, curve_h - 1);
if((devparms->math_fft == 0) || (devparms->math_fft_split == 0))
{
if(devparms->displaygrid)
{
painter->setPen(QPen(QBrush(RasterColor, Qt::SolidPattern), tracewidth, Qt::DotLine, Qt::SquareCap, Qt::BevelJoin));
if(devparms->displaygrid == 2)
{
step = (double)curve_w / (double)devparms->hordivisions;
for(i=1; i<devparms->hordivisions; i++)
{
painter->drawLine(step * i, curve_h - 1, step * i, 0);
}
step = curve_h / (double)devparms->vertdivisions;
for(i=1; i<devparms->vertdivisions; i++)
{
painter->drawLine(0, step * i, curve_w - 1, step * i);
}
}
else
{
painter->drawLine(curve_w / 2, curve_h - 1, curve_w / 2, 0);
painter->drawLine(0, curve_h / 2, curve_w - 1, curve_h / 2);
}
}
painter->setPen(RasterColor);
step = (double)curve_w / (double)small_rulers;
for(i=1; i<small_rulers; i++)
{
step2 = step * i;
if(devparms->displaygrid)
{
painter->drawLine(step2, curve_h / 2 + 2, step2, curve_h / 2 - 2);
}
if(i % 5)
{
painter->drawLine(step2, curve_h - 1, step2, curve_h - 5);
painter->drawLine(step2, 0, step2, 4);
}
else
{
painter->drawLine(step2, curve_h - 1, step2, curve_h - 9);
painter->drawLine(step2, 0, step2, 8);
}
}
step = curve_h / (5.0 * devparms->vertdivisions);
for(i=1; i<(5 * devparms->vertdivisions); i++)
{
step2 = step * i;
if(devparms->displaygrid)
{
painter->drawLine(curve_w / 2 + 2, step2, curve_w / 2 - 2, step2);
}
if(i % 5)
{
painter->drawLine(curve_w - 1, step2, curve_w - 5, step2);
painter->drawLine(0, step2, 4, step2);
}
else
{
painter->drawLine(curve_w - 1, step2, curve_w - 9, step2);
painter->drawLine(0, step2, 8, step2);
}
}
}
else
{
painter->drawLine(curve_w / 2, curve_h - 1, curve_w / 2, 0);
painter->drawLine(0, curve_h / 2, curve_w - 1, curve_h / 2);
}
/////////////////////////////////// draw the arrows ///////////////////////////////////////////
drawTrigCenterArrow(painter, curve_w / 2, 0);
for(chn=0; chn<devparms->channel_cnt; chn++)
{
if(!devparms->chandisplay[chn])
{
continue;
}
v_sense = ((double)curve_h / ((devparms->chanscale[chn] * devparms->vertdivisions) / devparms->yinc[chn])) / -32.0;
chan_arrow_pos[chn] = (curve_h / 2) - (devparms->chanoffset[chn] / ((devparms->chanscale[chn] * devparms->vertdivisions) / curve_h));
if(chan_arrow_pos[chn] < 0)
{
chan_arrow_pos[chn] = -1;
drawArrow(painter, -6, chan_arrow_pos[chn], 3, SignalColor[chn], '1' + chn);
}
else if(chan_arrow_pos[chn] > curve_h)
{
chan_arrow_pos[chn] = curve_h + 1;
drawArrow(painter, -6, chan_arrow_pos[chn], 1, SignalColor[chn], '1' + chn);
}
else
{
drawArrow(painter, 0, chan_arrow_pos[chn], 0, SignalColor[chn], '1' + chn);
}
}
/////////////////////////////////// draw the curve ///////////////////////////////////////////
if(bufsize > 32)
{
painter->setClipping(true);
painter->setClipRegion(QRegion(0, 0, curve_w, curve_h), Qt::ReplaceClip);
h_step = (double)curve_w / (devparms->hordivisions * samples_per_div);
sample_start = devparms->wave_mem_view_sample_start;
sample_end = devparms->hordivisions * samples_per_div + sample_start;
if(sample_end > bufsize)
{
sample_end = bufsize;
}
sample_range = sample_end - sample_start;
w_trace_offset = 0;
// if(bufsize != (devparms->hordivisions * samples_per_div))
// {
// if(devparms->timebaseoffset < 0)
// {
// w_trace_offset = curve_w - ((double)curve_w * ((double)bufsize / (double)(devparms->hordivisions * samples_per_div)));
// }
// }
for(chn=0; chn<devparms->channel_cnt; chn++)
{
if(!devparms->chandisplay[chn])
{
continue;
}
v_sense = ((double)curve_h / ((devparms->chanscale[chn] * devparms->vertdivisions) / devparms->yinc[chn])) / -32.0;
h_trace_offset = curve_h / 2;
h_trace_offset += (devparms->yor[chn] * v_sense * 32.0);
painter->setPen(QPen(QBrush(SignalColor[chn], Qt::SolidPattern), tracewidth, Qt::SolidLine, Qt::SquareCap, Qt::BevelJoin));
for(i=0; i<sample_range; i++)
{
if(sample_range < (curve_w / 2))
{
if(devparms->displaytype)
{
painter->drawPoint(i * h_step + w_trace_offset,
(devparms->wavebuf[chn][i + sample_start] * v_sense) + h_trace_offset);
}
else
{
painter->drawLine(i * h_step + w_trace_offset,
(devparms->wavebuf[chn][i + sample_start] * v_sense) + h_trace_offset,
(i + 1) * h_step + w_trace_offset,
(devparms->wavebuf[chn][i + sample_start] * v_sense) + h_trace_offset);
if(i)
{
painter->drawLine(i * h_step + w_trace_offset,
(devparms->wavebuf[chn][i - 1 + sample_start] * v_sense) + h_trace_offset,
i * h_step + w_trace_offset,
(devparms->wavebuf[chn][i + sample_start] * v_sense) + h_trace_offset);
}
}
}
else
{
if(i < (bufsize - 1))
{
if(devparms->displaytype)
{
painter->drawPoint(i * h_step + w_trace_offset,
(devparms->wavebuf[chn][i + sample_start] * v_sense) + h_trace_offset);
}
else
{
painter->drawLine(i * h_step + w_trace_offset,
(devparms->wavebuf[chn][i + sample_start] * v_sense) + h_trace_offset,
(i + 1) * h_step + w_trace_offset,
(devparms->wavebuf[chn][i + 1 + sample_start] * v_sense) + h_trace_offset);
}
}
}
}
}
painter->setClipping(false);
}
/////////////////////////////////// draw the decoder ///////////////////////////////////////////
if(devparms->math_decode_display) draw_decoder(painter, curve_w, curve_h);
/////////////////////////////////// draw the trigger arrows ///////////////////////////////////////////
if(devparms->triggeredgesource < 4)
{
trig_level_arrow_pos = (curve_h / 2) - ((devparms->triggeredgelevel[devparms->triggeredgesource] + devparms->chanoffset[devparms->triggeredgesource]) / ((devparms->chanscale[devparms->triggeredgesource] * devparms->vertdivisions) / curve_h));
if(trig_level_arrow_pos < 0)
{
trig_level_arrow_pos = -1;
drawArrow(painter, curve_w + 6, trig_level_arrow_pos, 3, QColor(255, 128, 0), 'T');
}
else if(trig_level_arrow_pos > curve_h)
{
trig_level_arrow_pos = curve_h + 1;
drawArrow(painter, curve_w + 6, trig_level_arrow_pos, 1, QColor(255, 128, 0), 'T');
}
else
{
drawArrow(painter, curve_w, trig_level_arrow_pos, 2, QColor(255, 128, 0), 'T');
}
}
trig_pos_arrow_pos = (curve_w / 2) - (((devparms->timebaseoffset + devparms->viewer_center_position) / (devparms->timebasescale * (double)devparms->hordivisions)) * curve_w);
if(trig_pos_arrow_pos < 0)
{
trig_pos_arrow_pos = -1;
drawArrow(painter, trig_pos_arrow_pos, 18, 2, QColor(255, 128, 0), 'T');
}
else if(trig_pos_arrow_pos > curve_w)
{
trig_pos_arrow_pos = curve_w + 1;
drawArrow(painter, trig_pos_arrow_pos, 18, 0, QColor(255, 128, 0), 'T');
}
else
{
drawArrow(painter, trig_pos_arrow_pos, 27, 1, QColor(255, 128, 0), 'T');
}
}
void WaveCurve::setDeviceParameters(struct device_settings *devp)
{
devparms = devp;
}
void WaveCurve::drawTopLabels(QPainter *painter)
{
int i;
char str[512];
double dtmp1, dtmp2;
QPainterPath path;
if(devparms == NULL)
{
return;
}
path.addRoundedRect(5, 5, 70, 20, 3, 3);
painter->fillPath(path, Qt::black);
painter->setPen(Qt::white);
painter->drawText(5, 5, 70, 20, Qt::AlignCenter, devparms->modelname);
//////////////// triggerstatus ///////////////////////////////
path = QPainterPath();
path.addRoundedRect(80, 5, 35, 20, 3, 3);
painter->fillPath(path, Qt::black);
painter->setPen(Qt::green);
switch(devparms->triggerstatus)
{
case 0 : painter->drawText(80, 5, 35, 20, Qt::AlignCenter, "T'D");
break;
case 1 : painter->drawText(80, 5, 35, 20, Qt::AlignCenter, "WAIT");
break;
case 2 : painter->drawText(80, 5, 35, 20, Qt::AlignCenter, "RUN");
break;
case 3 : painter->drawText(80, 5, 35, 20, Qt::AlignCenter, "AUTO");
break;
case 4 : painter->drawText(80, 5, 35, 20, Qt::AlignCenter, "FIN");
break;
case 5 : painter->setPen(Qt::red);
painter->drawText(80, 5, 35, 20, Qt::AlignCenter, "STOP");
break;
}
//////////////// horizontal ///////////////////////////////
path = QPainterPath();
path.addRoundedRect(140, 5, 70, 20, 3, 3);
painter->fillPath(path, Qt::black);
painter->setPen(Qt::white);
painter->drawText(125, 20, "H");
convert_to_metric_suffix(str, devparms->timebasescale, 1, 512);
remove_trailing_zeros(str);
strlcat(str, "s", 512);
painter->drawText(140, 5, 70, 20, Qt::AlignCenter, str);
//////////////// samplerate ///////////////////////////////
painter->setPen(Qt::gray);
convert_to_metric_suffix(str, devparms->samplerate, 0, 512);
strlcat(str, "Sa/s", 512);
painter->drawText(200, -1, 85, 20, Qt::AlignCenter, str);
if(devparms->acquirememdepth)
{
convert_to_metric_suffix(str, devparms->acquirememdepth, 1, 512);
remove_trailing_zeros(str);
strlcat(str, "pts", 512);
painter->drawText(200, 14, 85, 20, Qt::AlignCenter, str);
}
else
{
painter->drawText(200, 14, 85, 20, Qt::AlignCenter, "AUTO");
}
//////////////// memory position ///////////////////////////////
path = QPainterPath();
path.addRoundedRect(285, 5, 240, 20, 3, 3);
painter->fillPath(path, Qt::black);
painter->setPen(Qt::gray);
dtmp1 = (devparms->hordivisions * devparms->timebasescale) / (devparms->acquirememdepth / devparms->samplerate);
dtmp2 = devparms->viewer_center_position / (devparms->acquirememdepth / devparms->samplerate);
painter->fillRect(288, 16, 233, 8, QColor(64, 160, 255));
painter->fillRect(288 + 119 + ((233.0 * dtmp2) - (116.0 * dtmp1)), 16, 233 * dtmp1, 8, Qt::black);
painter->drawRect(288, 16, 233, 8);
painter->setPen(Qt::white);
painter->drawLine(289, 20, 291, 22);
for(i=0; i<19; i++)
{
painter->drawLine((i * 12) + 291, 22, (i * 12) + 293, 22);
painter->drawLine((i * 12) + 297, 18, (i * 12) + 299, 18);
painter->drawLine((i * 12) + 294, 21, (i * 12) + 296, 19);
painter->drawLine((i * 12) + 300, 19, (i * 12) + 302, 21);
}
painter->drawLine(519, 22, 520, 22);
//////////////// delay ///////////////////////////////
path = QPainterPath();
path.addRoundedRect(570, 5, 85, 20, 3, 3);
painter->fillPath(path, Qt::black);
painter->setPen(QColor(255, 128, 0));
painter->drawText(555, 20, "D");
convert_to_metric_suffix(str, devparms->timebaseoffset + devparms->viewer_center_position, 4, 512);
strlcat(str, "s", 512);
painter->drawText(570, 5, 85, 20, Qt::AlignCenter, str);
//////////////// trigger ///////////////////////////////
path = QPainterPath();
path.addRoundedRect(685, 5, 125, 20, 3, 3);
painter->fillPath(path, Qt::black);
painter->setPen(Qt::gray);
painter->drawText(670, 20, "T");
convert_to_metric_suffix(str, devparms->triggeredgelevel[devparms->triggeredgesource], 2, 512);
strlcat(str, devparms->chanunitstr[devparms->chanunit[devparms->triggeredgesource]], 512);
if(devparms->triggeredgesource < 4)
{
painter->setPen(SignalColor[devparms->triggeredgesource]);
}
else
{
switch(devparms->triggeredgesource)
{
case 4:
case 5: painter->setPen(Qt::green);
break;
case 6: painter->setPen(QColor(255, 64, 0));
break;
}
}
if(devparms->triggeredgesource != 6)
{
painter->drawText(735, 5, 85, 20, Qt::AlignCenter, str);
}
path = QPainterPath();
path.addRoundedRect(725, 7, 15, 15, 3, 3);
if(devparms->triggeredgesource < 4)
{
painter->fillPath(path, SignalColor[devparms->triggeredgesource]);
snprintf(str, 512, "%i", devparms->triggeredgesource + 1);
}
else
{
switch(devparms->triggeredgesource)
{
case 4:
case 5: painter->fillPath(path, Qt::green);
strlcpy(str, "E", 512);
break;
case 6: painter->fillPath(path, QColor(255, 64, 0));
strlcpy(str, "AC", 512);
break;
}
}
if(devparms->triggeredgeslope == 0)
{
painter->drawLine(705, 8, 710, 8);
painter->drawLine(705, 8, 705, 20);
painter->drawLine(700, 20, 705, 20);
painter->drawLine(701, 15, 705, 11);
painter->drawLine(709, 15, 705, 11);
}
if(devparms->triggeredgeslope == 1)
{
painter->drawLine(700, 8, 705, 8);
painter->drawLine(705, 8, 705, 20);
painter->drawLine(705, 20, 710, 20);
painter->drawLine(701, 12, 705, 16);
painter->drawLine(709, 12, 705, 16);
}
if(devparms->triggeredgeslope == 2)
{
painter->drawLine(702, 8, 702, 18);
painter->drawLine(700, 10, 702, 8);
painter->drawLine(704, 10, 702, 8);
painter->drawLine(708, 8, 708, 18);
painter->drawLine(706, 16, 708, 18);
painter->drawLine(710, 16, 708, 18);
}
painter->setPen(Qt::black);
painter->drawText(725, 8, 15, 15, Qt::AlignCenter, str);
}
void WaveCurve::drawArrow(QPainter *painter, int xpos, int ypos, int rot, QColor color, char ch)
{
QPainterPath path;
char str[4];
str[0] = ch;
str[1] = 0;
if(rot == 0)
{
path.moveTo(xpos - 20, ypos + 6);
path.lineTo(xpos - 7, ypos + 6);
path.lineTo(xpos, ypos);
path.lineTo(xpos - 7, ypos - 6);
path.lineTo(xpos - 20, ypos - 6);
path.lineTo(xpos - 20, ypos + 6);
painter->fillPath(path, color);
painter->setPen(Qt::black);
painter->drawText(xpos - 17, ypos + 4, str);
}
else if(rot == 1)
{
path.moveTo(xpos + 6, ypos - 20);
path.lineTo(xpos + 6, ypos - 7);
path.lineTo(xpos, ypos);
path.lineTo(xpos - 6, ypos - 7);
path.lineTo(xpos - 6, ypos - 20);
path.lineTo(xpos + 6, ypos - 20);
painter->fillPath(path, color);
painter->setPen(Qt::black);
painter->drawText(xpos - 3, ypos - 7, str);
}
else if(rot == 2)
{
path.moveTo(xpos + 20, ypos + 6);
path.lineTo(xpos + 7, ypos + 6);
path.lineTo(xpos, ypos);
path.lineTo(xpos + 7, ypos - 6);
path.lineTo(xpos + 20, ypos - 6);
path.lineTo(xpos + 20, ypos + 6);
painter->fillPath(path, color);
painter->setPen(Qt::black);
painter->drawText(xpos + 9, ypos + 4, str);
}
else if(rot == 3)
{
path.moveTo(xpos + 6, ypos + 20);
path.lineTo(xpos + 6, ypos + 7);
path.lineTo(xpos, ypos);
path.lineTo(xpos - 6, ypos + 7);
path.lineTo(xpos - 6, ypos + 20);
path.lineTo(xpos + 6, ypos + 20);
painter->fillPath(path, color);
painter->setPen(Qt::black);
painter->drawText(xpos - 3, ypos + 16, str);
}
}
void WaveCurve::drawSmallTriggerArrow(QPainter *painter, int xpos, int ypos, int rot, QColor color)
{
QPainterPath path;
if(rot == 0)
{
path.moveTo(xpos - 13, ypos - 5);
path.lineTo(xpos - 5, ypos - 5);
path.lineTo(xpos, ypos);
path.lineTo(xpos - 5, ypos + 5);
path.lineTo(xpos - 13, ypos + 5);
path.lineTo(xpos - 13, ypos - 5);
painter->fillPath(path, color);
painter->setPen(Qt::black);
painter->drawLine(xpos - 10, ypos - 4, xpos - 6, ypos - 4);
painter->drawLine(xpos - 8, ypos - 4, xpos - 8, ypos + 4);
}
else if(rot == 1)
{
path.moveTo(xpos + 5, ypos - 10);
path.lineTo(xpos + 5, ypos - 5);
path.lineTo(xpos, ypos);
path.lineTo(xpos - 4, ypos - 5);
path.lineTo(xpos - 4, ypos - 10);
path.lineTo(xpos + 5, ypos - 10);
painter->fillPath(path, color);
painter->setPen(Qt::black);
painter->drawLine(xpos - 2, ypos - 8, xpos + 2, ypos - 8);
painter->drawLine(xpos, ypos - 8, xpos, ypos - 3);
}
else if(rot == 2)
{
path.moveTo(xpos + 12, ypos - 5);
path.lineTo(xpos + 5, ypos - 5);
path.lineTo(xpos, ypos);
path.lineTo(xpos + 5, ypos + 5);
path.lineTo(xpos + 12, ypos + 5);
path.lineTo(xpos + 12, ypos - 5);
painter->fillPath(path, color);
painter->setPen(Qt::black);
painter->drawLine(xpos + 9, ypos - 4, xpos + 5, ypos - 4);
painter->drawLine(xpos + 7, ypos - 4, xpos + 7, ypos + 4);
}
}
void WaveCurve::drawTrigCenterArrow(QPainter *painter, int xpos, int ypos)
{
QPainterPath path;
path.moveTo(xpos + 7, ypos);
path.lineTo(xpos - 6, ypos);
path.lineTo(xpos, ypos + 7);
path.lineTo(xpos + 7, ypos);
painter->fillPath(path, QColor(255, 128, 0));
}
void WaveCurve::setSignalColor1(QColor newColor)
{
SignalColor[0] = newColor;
update();
}
void WaveCurve::setSignalColor2(QColor newColor)
{
SignalColor[1] = newColor;
update();
}
void WaveCurve::setSignalColor3(QColor newColor)
{
SignalColor[2] = newColor;
update();
}
void WaveCurve::setSignalColor4(QColor newColor)
{
SignalColor[3] = newColor;
update();
}
void WaveCurve::setTraceWidth(int tr_width)
{
tracewidth = tr_width;
if(tracewidth < 0) tracewidth = 0;
update();
}
void WaveCurve::setBackgroundColor(QColor newColor)
{
BackgroundColor = newColor;
update();
}
void WaveCurve::setRasterColor(QColor newColor)
{
RasterColor = newColor;
update();
}
void WaveCurve::setBorderSize(int newsize)
{
bordersize = newsize;
if(bordersize < 0) bordersize = 0;
update();
}
void WaveCurve::mousePressEvent(QMouseEvent *) //press_event)
{
// int m_x,
// m_y;
setFocus(Qt::MouseFocusReason);
w = width() - (2 * bordersize);
h = height() - (2 * bordersize);
// m_x = press_event->x() - bordersize;
// m_y = press_event->y() - bordersize;
if(devparms == NULL)
{
return;
}
}
void WaveCurve::mouseReleaseEvent(QMouseEvent *release_event)
{
w = width() - (2 * bordersize);
h = height() - (2 * bordersize);
mouse_x = release_event->x() - bordersize;
mouse_y = release_event->y() - bordersize;
if(devparms == NULL)
{
return;
}
use_move_events = 0;
setMouseTracking(false);
update();
}
void WaveCurve::mouseMoveEvent(QMouseEvent *move_event)
{
if(!use_move_events)
{
return;
}
mouse_x = move_event->x() - bordersize;
mouse_y = move_event->y() - bordersize;
if(devparms == NULL)
{
return;
}
if(!devparms->connected)
{
return;
}
update();
}
void WaveCurve::paintLabel(QPainter *painter, int xpos, int ypos, int xw, int yh, const char *str, QColor color)
{
QPainterPath path;
path.addRoundedRect(xpos, ypos, xw, yh, 3, 3);
painter->fillPath(path, Qt::black);
painter->setPen(color);
painter->drawRoundedRect(xpos, ypos, xw, yh, 3, 3);
painter->drawText(xpos, ypos, xw, yh, Qt::AlignCenter, str);
}
void WaveCurve::draw_decoder(QPainter *painter, int dw, int dh)
{
int i, j, k,
cell_width,
base_line,
line_h_uart_tx=0,
line_h_uart_rx=0,
line_h_spi_mosi=0,
line_h_spi_miso=0,
spi_chars=1,
pixel_per_bit=1,
samples_per_div,
sample_start,
sample_end;
double pix_per_smpl;
char str[512];
painter->setClipping(true);
painter->setClipRegion(QRegion(0, 0, dw, dh), Qt::ReplaceClip);
samples_per_div = devparms->samplerate * devparms->timebasescale;
sample_start = devparms->wave_mem_view_sample_start;
sample_end = devparms->hordivisions * samples_per_div + sample_start;
if(sample_end > bufsize)
{
sample_end = bufsize;
}
if(devparms->modelserie == 6 || devparms->modelserie == 4)
{
base_line = (dh / 2) - (((double)dh / 400.0) * devparms->math_decode_pos);
}
else
{
base_line = ((double)dh / 400.0) * devparms->math_decode_pos;
}
pix_per_smpl = (double)dw / (devparms->hordivisions * samples_per_div);
switch(devparms->math_decode_format)
{
case 0: cell_width = 40; // hex
break;
case 1: cell_width = 30; // ASCII
break;
case 2: cell_width = 30; // decimal;
break;
case 3: cell_width = 70; // binary
break;
default: cell_width = 70; // line
break;
}
if(devparms->math_decode_mode == DECODE_MODE_UART)