Merge branch 'graphwork2' into graphwork
[proxmark3-svn] / client / proxguiqt.cpp
CommitLineData
a553f267 1//-----------------------------------------------------------------------------
212ef3a0 2// Copyright (C) 2009 Michael Gernoth <michael at gernoth.net>
3//
a553f267 4// This code is licensed to you under the terms of the GNU GPL, version 2 or,
5// at your option, any later version. See the LICENSE.txt file for the text of
6// the license.
7//-----------------------------------------------------------------------------
8// GUI (QT)
9//-----------------------------------------------------------------------------
3472ebe5 10#include "proxguiqt.h"
a553f267 11
6658905f 12#include <iostream>
13#include <QPainterPath>
14#include <QBrush>
15#include <QPen>
16#include <QTimer>
17#include <QCloseEvent>
18#include <QMouseEvent>
19#include <QKeyEvent>
20#include <math.h>
21#include <limits.h>
c86cc308 22#include <stdio.h>
9fe4507c 23#include <QSlider>
b8fdac9e 24#include <QHBoxLayout>
25#include <string.h>
6658905f 26#include "proxguiqt.h"
27#include "proxgui.h"
b8fdac9e 28#include <QtGui>
29//#include <ctime>
30
6658905f 31
7ddb9900 32int startMax;
18856d88 33int PageWidth;
7ddb9900 34
6658905f 35void ProxGuiQT::ShowGraphWindow(void)
36{
37 emit ShowGraphWindowSignal();
38}
39
40void ProxGuiQT::RepaintGraphWindow(void)
41{
42 emit RepaintGraphWindowSignal();
43}
44
45void ProxGuiQT::HideGraphWindow(void)
46{
47 emit HideGraphWindowSignal();
48}
49
50void ProxGuiQT::_ShowGraphWindow(void)
51{
52 if(!plotapp)
53 return;
54
55 if (!plotwidget)
56 plotwidget = new ProxWidget();
57
58 plotwidget->show();
59}
60
61void ProxGuiQT::_RepaintGraphWindow(void)
62{
63 if (!plotapp || !plotwidget)
64 return;
65
66 plotwidget->update();
67}
68
69void ProxGuiQT::_HideGraphWindow(void)
70{
71 if (!plotapp || !plotwidget)
72 return;
73
74 plotwidget->hide();
75}
76
77void ProxGuiQT::MainLoop()
78{
79 plotapp = new QApplication(argc, argv);
80
81 connect(this, SIGNAL(ShowGraphWindowSignal()), this, SLOT(_ShowGraphWindow()));
82 connect(this, SIGNAL(RepaintGraphWindowSignal()), this, SLOT(_RepaintGraphWindow()));
83 connect(this, SIGNAL(HideGraphWindowSignal()), this, SLOT(_HideGraphWindow()));
84
85 plotapp->exec();
86}
87
88ProxGuiQT::ProxGuiQT(int argc, char **argv) : plotapp(NULL), plotwidget(NULL),
89 argc(argc), argv(argv)
90{
91}
92
93ProxGuiQT::~ProxGuiQT(void)
94{
95 if (plotwidget) {
b8fdac9e 96 //plotwidget->close();
6658905f 97 delete plotwidget;
98 plotwidget = NULL;
99 }
100
101 if (plotapp) {
102 plotapp->quit();
103 delete plotapp;
104 plotapp = NULL;
105 }
106}
107
b8fdac9e 108//--------------------
109void ProxWidget::applyOperation()
6658905f 110{
b8fdac9e 111 printf("ApplyOperation()");
112 save_restoreGB(1);
c4f51073 113 memcpy(GraphBuffer, s_Buff, sizeof(int) * GraphTraceLen);
b8fdac9e 114 RepaintGraphWindow();
6658905f 115
b8fdac9e 116}
117void ProxWidget::stickOperation()
118{
119 save_restoreGB(0);
120 printf("stickOperation()");
121}
122void ProxWidget::vchange_autocorr(int v)
123{
c4f51073 124 int ans;
125 ans = AutoCorrelate(GraphBuffer, s_Buff, GraphTraceLen, v, true, false);
126 printf("vchange_autocorr(w:%d): %d\n", v, ans);
127 RepaintGraphWindow();
128}
129void ProxWidget::vchange_askedge(int v)
130{
131 int ans;
132 //extern int AskEdgeDetect(const int *in, int *out, int len, int threshold);
133 ans = AskEdgeDetect(GraphBuffer, s_Buff, GraphTraceLen, v);
134 printf("vchange_askedge(w:%d)\n", v);
b8fdac9e 135 RepaintGraphWindow();
136}
137void ProxWidget::vchange_dthr_up(int v)
138{
139 int down = opsController->horizontalSlider_dirthr_down->value();
c4f51073 140 directionalThreshold(GraphBuffer, s_Buff, GraphTraceLen, v, down);
b8fdac9e 141 printf("vchange_dthr_up(%d)", v);
142 RepaintGraphWindow();
6658905f 143
b8fdac9e 144}
145void ProxWidget::vchange_dthr_down(int v)
146{
147 printf("vchange_dthr_down(%d)", v);
148 int up = opsController->horizontalSlider_dirthr_up->value();
149 directionalThreshold(GraphBuffer,s_Buff, GraphTraceLen, v, up);
150 RepaintGraphWindow();
151
152}
153ProxWidget::ProxWidget(QWidget *parent, ProxGuiQT *master) : QWidget(parent)
154{
155 this->master = master;
156 resize(800,500);
157
158 /** Setup the controller widget **/
159
160 QWidget* controlWidget = new QWidget();
161 opsController = new Ui::Form();
162 opsController->setupUi(controlWidget);
163 //Due to quirks in QT Designer, we need to fiddle a bit
164 opsController->horizontalSlider_dirthr_down->setMinimum(-128);
165 opsController->horizontalSlider_dirthr_down->setMaximum(0);
166 opsController->horizontalSlider_dirthr_down->setValue(-20);
167
168
169 QObject::connect(opsController->pushButton_apply, SIGNAL(clicked()), this, SLOT(applyOperation()));
170 QObject::connect(opsController->pushButton_sticky, SIGNAL(clicked()), this, SLOT(stickOperation()));
171 QObject::connect(opsController->horizontalSlider_window, SIGNAL(valueChanged(int)), this, SLOT(vchange_autocorr(int)));
172 QObject::connect(opsController->horizontalSlider_dirthr_up, SIGNAL(valueChanged(int)), this, SLOT(vchange_dthr_up(int)));
173 QObject::connect(opsController->horizontalSlider_dirthr_down, SIGNAL(valueChanged(int)), this, SLOT(vchange_dthr_down(int)));
c4f51073 174 QObject::connect(opsController->horizontalSlider_askedge, SIGNAL(valueChanged(int)), this, SLOT(vchange_askedge(int)));
b8fdac9e 175
176 controlWidget->show();
177
178 // Set up the plot widget, which does the actual plotting
179
180 plot = new Plot(this);
181 /*
182 QSlider* slider = new QSlider(Qt::Horizontal);
183 slider->setFocusPolicy(Qt::StrongFocus);
184 slider->setTickPosition(QSlider::TicksBothSides);
185 slider->setTickInterval(10);
186 slider->setSingleStep(1);
187 */
188 QVBoxLayout *layout = new QVBoxLayout;
189 //layout->addWidget(slider);
190 layout->addWidget(plot);
191 setLayout(layout);
c4f51073 192 printf("Proxwidget Constructor just set layout\r\n");
b8fdac9e 193}
194
195
196//----------- Plotting
197
198int Plot::xCoordOf(int i, QRect r )
199{
200 return r.left() + (int)((i - GraphStart)*GraphPixelsPerPoint);
201}
202
203int Plot::yCoordOf(int v, QRect r, int maxVal)
204{
205 int z = (r.bottom() - r.top())/2;
206 return -(z * v) / maxVal + z;
207}
208
209int Plot::valueOf_yCoord(int y, QRect r, int maxVal)
210{
211 int z = (r.bottom() - r.top())/2;
212 return (y-z) * maxVal / z;
213}
214static const QColor GREEN = QColor(100,255,100);
215static const QColor RED = QColor(255,100,100);
216static const QColor BLUE = QColor(100,100,255);
217static const QColor GRAY = QColor(240,240,240);
218
219QColor Plot::getColor(int graphNum)
220{
221 switch (graphNum) {
222 case 0: return GREEN; //Green
223 case 1: return RED; //Red
224 case 2: return BLUE; //Blue
225 default: return GRAY; //Gray
6658905f 226 }
b8fdac9e 227}
6658905f 228
b8fdac9e 229void Plot::PlotDemod(uint8_t *buffer, size_t len, QRect plotRect, QRect annotationRect, QPainter *painter, int graphNum, int plotOffset)
230{
231 if (len == 0 || PlotGridX <= 0) return;
232 //clock_t begin = clock();
233 QPainterPath penPath;
234
235 int grid_delta_x = PlotGridX;
236 int first_delta_x = grid_delta_x; //(plotOffset > 0) ? PlotGridX : (PlotGridX +);
237 if (GraphStart > plotOffset) first_delta_x -= (GraphStart-plotOffset);
238 int DemodStart = GraphStart;
239 if (plotOffset > GraphStart) DemodStart = plotOffset;
240
241 int BitStart = 0;
242 // round down
243 if (DemodStart-plotOffset > 0) BitStart = (int)(((DemodStart-plotOffset)+(PlotGridX-1))/PlotGridX)-1;
244 first_delta_x += BitStart * PlotGridX;
245 if (BitStart > len) return;
246 int delta_x = 0;
247 int v = 0;
248 //printf("first_delta_x %i, grid_delta_x %i, DemodStart %i, BitStart %i\n",first_delta_x,grid_delta_x,DemodStart, BitStart);
249
250 painter->setPen(getColor(graphNum));
251 char str[5];
252 int absVMax = (int)(100*1.05+1);
253 int x = xCoordOf(DemodStart, plotRect);
254 int y = yCoordOf((buffer[BitStart]*200-100)*-1,plotRect,absVMax);
255 penPath.moveTo(x, y);
256 delta_x = 0;
257 int clk = first_delta_x;
258 for(int i = BitStart; i < len && xCoordOf(delta_x+DemodStart, plotRect) < plotRect.right(); i++) {
259 for (int ii = 0; ii < (clk) && i < len && xCoordOf(DemodStart+delta_x+ii, plotRect) < plotRect.right() ; ii++ ) {
260 x = xCoordOf(DemodStart+delta_x+ii, plotRect);
261 v = buffer[i]*200-100;
262
263 y = yCoordOf( v, plotRect, absVMax);
0bf5872f 264
b8fdac9e 265 penPath.lineTo(x, y);
6658905f 266
b8fdac9e 267 if(GraphPixelsPerPoint > 10) {
268 QRect f(QPoint(x - 3, y - 3),QPoint(x + 3, y + 3));
269 painter->fillRect(f, QColor(100, 255, 100));
270 }
271 if (ii == (int)clk/2) {
272 //print label
273 sprintf(str, "%u",buffer[i]);
274 painter->drawText(x-8, y + ((buffer[i] > 0) ? 18 : -6), str);
275 }
276 }
277 delta_x += clk;
278 clk = grid_delta_x;
279 }
6658905f 280
b8fdac9e 281 //Graph annotations
282 painter->drawPath(penPath);
283}
6658905f 284
b8fdac9e 285void Plot::PlotGraph(int *buffer, int len, QRect plotRect, QRect annotationRect, QPainter *painter, int graphNum)
286{
287 if (len == 0) return;
288 //clock_t begin = clock();
289 QPainterPath penPath;
6658905f 290
b8fdac9e 291 startMax = (len - (int)((plotRect.right() - plotRect.left() - 40) / GraphPixelsPerPoint));
6658905f 292 if(startMax < 0) {
293 startMax = 0;
294 }
295 if(GraphStart > startMax) {
296 GraphStart = startMax;
297 }
b8fdac9e 298 if (GraphStart > len) return;
299 int vMin = INT_MAX, vMax = INT_MIN, vMean = 0, v = 0, absVMax = 0;
300 int sample_index = GraphStart ;
301 for( ; sample_index < len && xCoordOf(sample_index,plotRect) < plotRect.right() ; sample_index++) {
302
303 v = buffer[sample_index];
304 if(v < vMin) vMin = v;
305 if(v > vMax) vMax = v;
306 vMean += v;
6658905f 307 }
308
b8fdac9e 309 vMean /= (sample_index - GraphStart);
310
311 if(fabs( (double) vMin) > absVMax) absVMax = (int)fabs( (double) vMin);
312 if(fabs( (double) vMax) > absVMax) absVMax = (int)fabs( (double) vMax);
313 absVMax = (int)(absVMax*1.25 + 1);
6658905f 314 // number of points that will be plotted
b8fdac9e 315 int span = (int)((plotRect.right() - plotRect.left()) / GraphPixelsPerPoint);
6658905f 316 // one label every 100 pixels, let us say
b8fdac9e 317 int labels = (plotRect.right() - plotRect.left() - 40) / 100;
6658905f 318 if(labels <= 0) labels = 1;
319 int pointsPerLabel = span / labels;
320 if(pointsPerLabel <= 0) pointsPerLabel = 1;
321
b8fdac9e 322 int x = xCoordOf(GraphStart, plotRect);
323 int y = yCoordOf(buffer[GraphStart],plotRect,absVMax);
324 penPath.moveTo(x, y);
325 for(int i = GraphStart; i < len && xCoordOf(i, plotRect) < plotRect.right(); i++) {
6658905f 326
b8fdac9e 327 x = xCoordOf(i, plotRect);
328 v = buffer[i];
6658905f 329
b8fdac9e 330 y = yCoordOf( v, plotRect, absVMax);//(y * (r.top() - r.bottom()) / (2*absYMax)) + zeroHeight;
6658905f 331
b8fdac9e 332 penPath.lineTo(x, y);
6658905f 333
334 if(GraphPixelsPerPoint > 10) {
335 QRect f(QPoint(x - 3, y - 3),QPoint(x + 3, y + 3));
b8fdac9e 336 painter->fillRect(f, QColor(100, 255, 100));
6658905f 337 }
b8fdac9e 338 }
6658905f 339
b8fdac9e 340 painter->setPen(getColor(graphNum));
6658905f 341
b8fdac9e 342 //Draw y-axis
343 int xo = 5+(graphNum*40);
344 painter->drawLine(xo, plotRect.top(),xo, plotRect.bottom());
6658905f 345
b8fdac9e 346 int vMarkers = (absVMax - (absVMax % 10)) / 5;
347 int minYDist = 40; //Minimum pixel-distance between markers
6658905f 348
b8fdac9e 349 char yLbl[20];
6658905f 350
b8fdac9e 351 int n = 0;
352 int lasty0 = 65535;
6658905f 353
b8fdac9e 354 for(int v = vMarkers; yCoordOf(v,plotRect,absVMax) > plotRect.top() && n < 20; v+= vMarkers ,n++)
355 {
356 int y0 = yCoordOf(v,plotRect,absVMax);
357 int y1 = yCoordOf(-v,plotRect,absVMax);
358
359 if(lasty0 - y0 < minYDist) continue;
360
361 painter->drawLine(xo-5,y0, xo+5, y0);
362
363 sprintf(yLbl, "%d", v);
364 painter->drawText(xo+8,y0+7,yLbl);
365
366 painter->drawLine(xo-5, y1, xo+5, y1);
367 sprintf(yLbl, "%d",-v);
368 painter->drawText(xo+8, y1+5 , yLbl);
369 lasty0 = y0;
370 }
371
372 //Graph annotations
373 painter->drawPath(penPath);
374 char str[200];
375 sprintf(str, "max=%d min=%d mean=%d n=%d/%d CursorAVal=[%d] CursorBVal=[%d]",
376 vMax, vMin, vMean, sample_index, len, buffer[CursorAPos], buffer[CursorBPos]);
377 painter->drawText(20, annotationRect.bottom() - 23 - 20 * graphNum, str);
378
379 //clock_t end = clock();
380 //double elapsed_secs = double(end - begin) / CLOCKS_PER_SEC;
381 //printf("Plot time %f\n", elapsed_secs);
382}
383
384void Plot::plotGridLines(QPainter* painter,QRect r)
385{
386 int zeroHeight = r.top() + (r.bottom() - r.top()) / 2;
387
388 int i;
389 int grid_delta_x = (int) (PlotGridX * GraphPixelsPerPoint);
390 int grid_delta_y = (int) (PlotGridY * GraphPixelsPerPoint);
391 if ((PlotGridX > 0) && ((PlotGridX * GraphPixelsPerPoint) > 1)) {
392 for(i = (GridOffset * GraphPixelsPerPoint); i < r.right(); i += grid_delta_x) {
393 painter->drawLine(r.left()+i, r.top(), r.left()+i, r.bottom());
394 }
395 }
396 if ((PlotGridY > 0) && ((PlotGridY * GraphPixelsPerPoint) > 1)){
397 for(i = 0; i < ((r.top() + r.bottom())>>1); i += grid_delta_y) {
398 painter->drawLine(r.left(),zeroHeight + i,r.right(),zeroHeight + i);
399 painter->drawLine(r.left(),zeroHeight - i,r.right(),zeroHeight - i);
6658905f 400 }
401 }
b8fdac9e 402}
403
404#define HEIGHT_INFO 60
405#define WIDTH_AXES 80
406
407void Plot::paintEvent(QPaintEvent *event)
408{
409 QPainter painter(this);
410 //QPainterPath penPath, whitePath, greyPath, lightgreyPath, cursorAPath, cursorBPath, cursorCPath, cursorDPath;
411 //QRect r;
412 QBrush brush(QColor(100, 255, 100));
413 QPen pen(QColor(100, 255, 100));
414
415 painter.setFont(QFont("Courier New", 10));
416
417 if(GraphStart < 0) {
418 GraphStart = 0;
419 }
6658905f 420
b8fdac9e 421 if (CursorAPos > GraphTraceLen)
422 CursorAPos= 0;
423 if(CursorBPos > GraphTraceLen)
424 CursorBPos= 0;
425 if(CursorCPos > GraphTraceLen)
426 CursorCPos= 0;
427 if(CursorDPos > GraphTraceLen)
428 CursorDPos= 0;
429
430 QRect plotRect(WIDTH_AXES, 0, width()-WIDTH_AXES, height()-HEIGHT_INFO);
431 QRect infoRect(0, height()-HEIGHT_INFO, width(), HEIGHT_INFO);
432
433 //Grey background
434 painter.fillRect(rect(), QColor(60, 60, 60));
435 //Black foreground
436 painter.fillRect(plotRect, QColor(0, 0, 0));
437
438 // center line
439 int zeroHeight = plotRect.top() + (plotRect.bottom() - plotRect.top()) / 2;
440 painter.setPen(QColor(100, 100, 100));
441 painter.drawLine(plotRect.left(), zeroHeight, plotRect.right(), zeroHeight);
442 // plot X and Y grid lines
443 plotGridLines(&painter, plotRect);
444
445 //Start painting graph
b8fdac9e 446 if (showDemod && DemodBufferLen > 8) {
447 PlotDemod(DemodBuffer, DemodBufferLen,plotRect,infoRect,&painter,2,g_DemodStartIdx);
6658905f 448 }
9fe4507c 449 PlotGraph(s_Buff, GraphTraceLen,plotRect,infoRect,&painter,1);
450 PlotGraph(GraphBuffer, GraphTraceLen,plotRect,infoRect,&painter,0);
b8fdac9e 451 // End graph drawing
6658905f 452
b8fdac9e 453 //Draw the cursors
454 if(CursorAPos > GraphStart && xCoordOf(CursorAPos, plotRect) < plotRect.right())
455 {
456 painter.setPen(QColor(255, 255, 0));
457 painter.drawLine(xCoordOf(CursorAPos, plotRect),plotRect.top(),xCoordOf(CursorAPos, plotRect),plotRect.bottom());
458 }
459 if(CursorBPos > GraphStart && xCoordOf(CursorBPos, plotRect) < plotRect.right())
460 {
461 painter.setPen(QColor(255, 0, 255));
462 painter.drawLine(xCoordOf(CursorBPos, plotRect),plotRect.top(),xCoordOf(CursorBPos, plotRect),plotRect.bottom());
463 }
464 if(CursorCPos > GraphStart && xCoordOf(CursorCPos, plotRect) < plotRect.right())
465 {
466 painter.setPen(QColor(255, 153, 0)); //orange
467 painter.drawLine(xCoordOf(CursorCPos, plotRect),plotRect.top(),xCoordOf(CursorCPos, plotRect),plotRect.bottom());
468 }
469 if(CursorDPos > GraphStart && xCoordOf(CursorDPos, plotRect) < plotRect.right())
470 {
471 painter.setPen(QColor(0, 0, 205)); //light blue
472 painter.drawLine(xCoordOf(CursorDPos, plotRect),plotRect.top(),xCoordOf(CursorDPos, plotRect),plotRect.bottom());
473 }
6658905f 474
b8fdac9e 475 //Draw annotations
346ad5fb 476 char str[200];
b8fdac9e 477 sprintf(str, "@%d dt=%d [%2.2f] zoom=%2.2f CursorAPos=%d CursorBPos=%d GridX=%d GridY=%d (%s) GridXoffset=%d",
478 GraphStart, CursorBPos - CursorAPos, (CursorBPos - CursorAPos)/CursorScaleFactor,
479 GraphPixelsPerPoint,CursorAPos,CursorBPos,PlotGridXdefault,PlotGridYdefault,GridLocked?"Locked":"Unlocked",GridOffset);
6658905f 480 painter.setPen(QColor(255, 255, 255));
b8fdac9e 481 painter.drawText(20, infoRect.bottom() - 3, str);
482
6658905f 483}
484
b8fdac9e 485Plot::Plot(QWidget *parent) : QWidget(parent), GraphStart(0), GraphPixelsPerPoint(1)
6658905f 486{
9fe4507c 487 //Need to set this, otherwise we don't receive keypress events
b8fdac9e 488 setFocusPolicy( Qt::StrongFocus);
9484ff3d 489 resize(600, 300);
6658905f 490
491 QPalette palette(QColor(0,0,0,0));
492 palette.setColor(QPalette::WindowText, QColor(255,255,255));
493 palette.setColor(QPalette::Text, QColor(255,255,255));
494 palette.setColor(QPalette::Button, QColor(100, 100, 100));
495 setPalette(palette);
496 setAutoFillBackground(true);
cee48e2b 497 CursorAPos = 0;
498 CursorBPos = 0;
b8fdac9e 499
500 setWindowTitle(tr("Sliders"));
6658905f 501}
502
b8fdac9e 503void Plot::closeEvent(QCloseEvent *event)
6658905f 504{
505 event->ignore();
506 this->hide();
507}
508
b8fdac9e 509void Plot::mouseMoveEvent(QMouseEvent *event)
6658905f 510{
511 int x = event->x();
b8fdac9e 512 x -= WIDTH_AXES;
6658905f 513 x = (int)(x / GraphPixelsPerPoint);
514 x += GraphStart;
515 if((event->buttons() & Qt::LeftButton)) {
516 CursorAPos = x;
517 } else if (event->buttons() & Qt::RightButton) {
518 CursorBPos = x;
519 }
520
521
522 this->update();
523}
524
b8fdac9e 525void Plot::keyPressEvent(QKeyEvent *event)
6658905f 526{
18856d88 527 int offset;
528 int gridchanged;
529
530 gridchanged= 0;
531
532 if(event->modifiers() & Qt::ShiftModifier) {
533 if (PlotGridX)
534 offset= PageWidth - (PageWidth % PlotGridX);
535 else
536 offset= PageWidth;
ff2e9c1c 537 } else
538 if(event->modifiers() & Qt::ControlModifier)
539 offset= 1;
540 else
541 offset= (int)(20 / GraphPixelsPerPoint);
18856d88 542
6658905f 543 switch(event->key()) {
544 case Qt::Key_Down:
545 if(GraphPixelsPerPoint <= 50) {
546 GraphPixelsPerPoint *= 2;
547 }
548 break;
549
550 case Qt::Key_Up:
551 if(GraphPixelsPerPoint >= 0.02) {
552 GraphPixelsPerPoint /= 2;
553 }
554 break;
555
556 case Qt::Key_Right:
557 if(GraphPixelsPerPoint < 20) {
18856d88 558 if (PlotGridX && GridLocked && GraphStart < startMax){
559 GridOffset -= offset;
560 GridOffset %= PlotGridX;
561 gridchanged= 1;
562 }
563 GraphStart += offset;
6658905f 564 } else {
18856d88 565 if (PlotGridX && GridLocked && GraphStart < startMax){
7ddb9900 566 GridOffset--;
18856d88 567 GridOffset %= PlotGridX;
568 gridchanged= 1;
569 }
3bc2349d 570 GraphStart++;
6658905f 571 }
18856d88 572 if(GridOffset < 0) {
7ddb9900 573 GridOffset += PlotGridX;
18856d88 574 }
575 if (gridchanged)
576 if (GraphStart > startMax) {
577 GridOffset += (GraphStart - startMax);
578 GridOffset %= PlotGridX;
579 }
6658905f 580 break;
581
582 case Qt::Key_Left:
583 if(GraphPixelsPerPoint < 20) {
18856d88 584 if (PlotGridX && GridLocked && GraphStart > 0){
585 GridOffset += offset;
586 GridOffset %= PlotGridX;
587 gridchanged= 1;
588 }
589 GraphStart -= offset;
6658905f 590 } else {
18856d88 591 if (PlotGridX && GridLocked && GraphStart > 0){
7ddb9900 592 GridOffset++;
18856d88 593 GridOffset %= PlotGridX;
594 gridchanged= 1;
595 }
3bc2349d 596 GraphStart--;
6658905f 597 }
18856d88 598 if (gridchanged){
599 if (GraphStart < 0)
600 GridOffset += GraphStart;
601 if(GridOffset < 0)
602 GridOffset += PlotGridX;
603 GridOffset %= PlotGridX;
604 }
7ddb9900 605 break;
606
607 case Qt::Key_G:
608 if(PlotGridX || PlotGridY) {
609 PlotGridX= 0;
610 PlotGridY= 0;
611 } else {
612 PlotGridX= PlotGridXdefault;
613 PlotGridY= PlotGridYdefault;
614 }
615 break;
616
617 case Qt::Key_H:
618 puts("Plot Window Keystrokes:\n");
ff2e9c1c 619 puts(" Key Action\n");
620 puts(" DOWN Zoom in");
621 puts(" G Toggle grid display");
622 puts(" H Show help");
623 puts(" L Toggle lock grid relative to samples");
624 puts(" LEFT Move left");
625 puts(" <CTL>LEFT Move left 1 sample");
626 puts(" <SHIFT>LEFT Page left");
627 puts(" LEFT-MOUSE-CLICK Set yellow cursor");
628 puts(" Q Hide window");
629 puts(" RIGHT Move right");
630 puts(" <CTL>RIGHT Move right 1 sample");
631 puts(" <SHIFT>RIGHT Page right");
632 puts(" RIGHT-MOUSE-CLICK Set purple cursor");
633 puts(" UP Zoom out");
7ddb9900 634 puts("");
635 puts("Use client window 'data help' for more plot commands\n");
636 break;
637
638 case Qt::Key_L:
639 GridLocked= !GridLocked;
640 break;
641
642 case Qt::Key_Q:
643 this->hide();
6658905f 644 break;
645
646 default:
647 QWidget::keyPressEvent(event);
648 return;
649 break;
650 }
651
652 this->update();
653}
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