adjust lf search to not use save/restore if...
[proxmark3-svn] / client / proxguiqt.cpp
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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 "proxgui.h"
b8fdac9e 27#include <QtGui>
28//#include <ctime>
29
6658905f 30
7ddb9900 31int startMax;
18856d88 32int PageWidth;
7ddb9900 33
6658905f 34void ProxGuiQT::ShowGraphWindow(void)
35{
36 emit ShowGraphWindowSignal();
37}
38
39void ProxGuiQT::RepaintGraphWindow(void)
40{
41 emit RepaintGraphWindowSignal();
42}
43
44void ProxGuiQT::HideGraphWindow(void)
45{
46 emit HideGraphWindowSignal();
47}
48
1a3c0064 49void ProxGuiQT::Exit(void)
50{
51 emit ExitSignal();
52}
53
6658905f 54void ProxGuiQT::_ShowGraphWindow(void)
55{
56 if(!plotapp)
57 return;
58
59 if (!plotwidget)
60 plotwidget = new ProxWidget();
61
62 plotwidget->show();
63}
64
65void ProxGuiQT::_RepaintGraphWindow(void)
66{
67 if (!plotapp || !plotwidget)
68 return;
69
70 plotwidget->update();
71}
72
73void ProxGuiQT::_HideGraphWindow(void)
74{
75 if (!plotapp || !plotwidget)
76 return;
77
78 plotwidget->hide();
79}
80
1a3c0064 81void ProxGuiQT::_Exit(void) {
82 delete this;
83}
6658905f 84void ProxGuiQT::MainLoop()
85{
86 plotapp = new QApplication(argc, argv);
87
88 connect(this, SIGNAL(ShowGraphWindowSignal()), this, SLOT(_ShowGraphWindow()));
89 connect(this, SIGNAL(RepaintGraphWindowSignal()), this, SLOT(_RepaintGraphWindow()));
90 connect(this, SIGNAL(HideGraphWindowSignal()), this, SLOT(_HideGraphWindow()));
1a3c0064 91 connect(this, SIGNAL(ExitSignal()), this, SLOT(_Exit()));
6658905f 92
93 plotapp->exec();
94}
95
96ProxGuiQT::ProxGuiQT(int argc, char **argv) : plotapp(NULL), plotwidget(NULL),
97 argc(argc), argv(argv)
98{
99}
100
101ProxGuiQT::~ProxGuiQT(void)
102{
1a3c0064 103 //if (plotwidget) {
104 //plotwidget->destroy(true,true);
105 // delete plotwidget;
106 // plotwidget = NULL;
107 //}
6658905f 108 if (plotapp) {
109 plotapp->quit();
110 delete plotapp;
111 plotapp = NULL;
112 }
113}
114
b8fdac9e 115//--------------------
116void ProxWidget::applyOperation()
6658905f 117{
1a3c0064 118 //printf("ApplyOperation()");
b8fdac9e 119 save_restoreGB(1);
c4f51073 120 memcpy(GraphBuffer, s_Buff, sizeof(int) * GraphTraceLen);
b8fdac9e 121 RepaintGraphWindow();
b8fdac9e 122}
123void ProxWidget::stickOperation()
124{
125 save_restoreGB(0);
1a3c0064 126 //printf("stickOperation()");
b8fdac9e 127}
128void ProxWidget::vchange_autocorr(int v)
129{
c4f51073 130 int ans;
131 ans = AutoCorrelate(GraphBuffer, s_Buff, GraphTraceLen, v, true, false);
1a3c0064 132 if (g_debugMode) printf("vchange_autocorr(w:%d): %d\n", v, ans);
c4f51073 133 RepaintGraphWindow();
134}
135void ProxWidget::vchange_askedge(int v)
136{
137 int ans;
138 //extern int AskEdgeDetect(const int *in, int *out, int len, int threshold);
139 ans = AskEdgeDetect(GraphBuffer, s_Buff, GraphTraceLen, v);
1a3c0064 140 if (g_debugMode) printf("vchange_askedge(w:%d)%d\n", v, ans);
b8fdac9e 141 RepaintGraphWindow();
142}
143void ProxWidget::vchange_dthr_up(int v)
144{
145 int down = opsController->horizontalSlider_dirthr_down->value();
c4f51073 146 directionalThreshold(GraphBuffer, s_Buff, GraphTraceLen, v, down);
1a3c0064 147 //printf("vchange_dthr_up(%d)", v);
b8fdac9e 148 RepaintGraphWindow();
6658905f 149
b8fdac9e 150}
151void ProxWidget::vchange_dthr_down(int v)
152{
1a3c0064 153 //printf("vchange_dthr_down(%d)", v);
b8fdac9e 154 int up = opsController->horizontalSlider_dirthr_up->value();
155 directionalThreshold(GraphBuffer,s_Buff, GraphTraceLen, v, up);
156 RepaintGraphWindow();
157
158}
159ProxWidget::ProxWidget(QWidget *parent, ProxGuiQT *master) : QWidget(parent)
160{
161 this->master = master;
162 resize(800,500);
163
164 /** Setup the controller widget **/
165
1a3c0064 166 controlWidget = new QWidget();
b8fdac9e 167 opsController = new Ui::Form();
168 opsController->setupUi(controlWidget);
169 //Due to quirks in QT Designer, we need to fiddle a bit
170 opsController->horizontalSlider_dirthr_down->setMinimum(-128);
171 opsController->horizontalSlider_dirthr_down->setMaximum(0);
172 opsController->horizontalSlider_dirthr_down->setValue(-20);
173
174
175 QObject::connect(opsController->pushButton_apply, SIGNAL(clicked()), this, SLOT(applyOperation()));
176 QObject::connect(opsController->pushButton_sticky, SIGNAL(clicked()), this, SLOT(stickOperation()));
177 QObject::connect(opsController->horizontalSlider_window, SIGNAL(valueChanged(int)), this, SLOT(vchange_autocorr(int)));
178 QObject::connect(opsController->horizontalSlider_dirthr_up, SIGNAL(valueChanged(int)), this, SLOT(vchange_dthr_up(int)));
179 QObject::connect(opsController->horizontalSlider_dirthr_down, SIGNAL(valueChanged(int)), this, SLOT(vchange_dthr_down(int)));
c4f51073 180 QObject::connect(opsController->horizontalSlider_askedge, SIGNAL(valueChanged(int)), this, SLOT(vchange_askedge(int)));
b8fdac9e 181
182 controlWidget->show();
183
184 // Set up the plot widget, which does the actual plotting
185
186 plot = new Plot(this);
187 /*
188 QSlider* slider = new QSlider(Qt::Horizontal);
189 slider->setFocusPolicy(Qt::StrongFocus);
190 slider->setTickPosition(QSlider::TicksBothSides);
191 slider->setTickInterval(10);
192 slider->setSingleStep(1);
193 */
194 QVBoxLayout *layout = new QVBoxLayout;
195 //layout->addWidget(slider);
196 layout->addWidget(plot);
197 setLayout(layout);
1a3c0064 198 //printf("Proxwidget Constructor just set layout\r\n");
b8fdac9e 199}
200
1a3c0064 201// not 100% sure what i need in this block
202// feel free to fix - marshmellow...
203ProxWidget::~ProxWidget(void)
204{
205 if (controlWidget) {
206 controlWidget->close();
207 delete controlWidget;
208 controlWidget = NULL;
209 }
210
211 if (opsController) {
212 delete opsController;
213 opsController = NULL;
214 }
215
216 if (plot) {
217 plot->close();
218 delete plot;
219 plot = NULL;
220 }
221}
222void ProxWidget::closeEvent(QCloseEvent *event)
223{
224 event->ignore();
225 this->hide();
226}
227void ProxWidget::hideEvent(QHideEvent *event) {
228 controlWidget->hide();
229 plot->hide();
230}
231void ProxWidget::showEvent(QShowEvent *event) {
232 controlWidget->show();
233 plot->show();
234}
b8fdac9e 235
236//----------- Plotting
237
238int Plot::xCoordOf(int i, QRect r )
239{
240 return r.left() + (int)((i - GraphStart)*GraphPixelsPerPoint);
241}
242
243int Plot::yCoordOf(int v, QRect r, int maxVal)
244{
245 int z = (r.bottom() - r.top())/2;
246 return -(z * v) / maxVal + z;
247}
248
249int Plot::valueOf_yCoord(int y, QRect r, int maxVal)
250{
251 int z = (r.bottom() - r.top())/2;
252 return (y-z) * maxVal / z;
253}
254static const QColor GREEN = QColor(100,255,100);
255static const QColor RED = QColor(255,100,100);
256static const QColor BLUE = QColor(100,100,255);
257static const QColor GRAY = QColor(240,240,240);
258
259QColor Plot::getColor(int graphNum)
260{
261 switch (graphNum) {
262 case 0: return GREEN; //Green
263 case 1: return RED; //Red
264 case 2: return BLUE; //Blue
265 default: return GRAY; //Gray
6658905f 266 }
b8fdac9e 267}
6658905f 268
b8fdac9e 269void Plot::PlotDemod(uint8_t *buffer, size_t len, QRect plotRect, QRect annotationRect, QPainter *painter, int graphNum, int plotOffset)
270{
271 if (len == 0 || PlotGridX <= 0) return;
272 //clock_t begin = clock();
273 QPainterPath penPath;
274
275 int grid_delta_x = PlotGridX;
276 int first_delta_x = grid_delta_x; //(plotOffset > 0) ? PlotGridX : (PlotGridX +);
277 if (GraphStart > plotOffset) first_delta_x -= (GraphStart-plotOffset);
278 int DemodStart = GraphStart;
279 if (plotOffset > GraphStart) DemodStart = plotOffset;
280
281 int BitStart = 0;
282 // round down
283 if (DemodStart-plotOffset > 0) BitStart = (int)(((DemodStart-plotOffset)+(PlotGridX-1))/PlotGridX)-1;
284 first_delta_x += BitStart * PlotGridX;
1a3c0064 285 if (BitStart > (int)len) return;
b8fdac9e 286 int delta_x = 0;
287 int v = 0;
288 //printf("first_delta_x %i, grid_delta_x %i, DemodStart %i, BitStart %i\n",first_delta_x,grid_delta_x,DemodStart, BitStart);
289
290 painter->setPen(getColor(graphNum));
291 char str[5];
292 int absVMax = (int)(100*1.05+1);
293 int x = xCoordOf(DemodStart, plotRect);
294 int y = yCoordOf((buffer[BitStart]*200-100)*-1,plotRect,absVMax);
295 penPath.moveTo(x, y);
296 delta_x = 0;
297 int clk = first_delta_x;
1a3c0064 298 for(int i = BitStart; i < (int)len && xCoordOf(delta_x+DemodStart, plotRect) < plotRect.right(); i++) {
299 for (int ii = 0; ii < (clk) && i < (int)len && xCoordOf(DemodStart+delta_x+ii, plotRect) < plotRect.right() ; ii++ ) {
b8fdac9e 300 x = xCoordOf(DemodStart+delta_x+ii, plotRect);
301 v = buffer[i]*200-100;
302
303 y = yCoordOf( v, plotRect, absVMax);
0bf5872f 304
b8fdac9e 305 penPath.lineTo(x, y);
6658905f 306
b8fdac9e 307 if(GraphPixelsPerPoint > 10) {
308 QRect f(QPoint(x - 3, y - 3),QPoint(x + 3, y + 3));
309 painter->fillRect(f, QColor(100, 255, 100));
310 }
311 if (ii == (int)clk/2) {
312 //print label
313 sprintf(str, "%u",buffer[i]);
314 painter->drawText(x-8, y + ((buffer[i] > 0) ? 18 : -6), str);
315 }
316 }
317 delta_x += clk;
318 clk = grid_delta_x;
319 }
6658905f 320
b8fdac9e 321 //Graph annotations
322 painter->drawPath(penPath);
323}
6658905f 324
b8fdac9e 325void Plot::PlotGraph(int *buffer, int len, QRect plotRect, QRect annotationRect, QPainter *painter, int graphNum)
326{
327 if (len == 0) return;
328 //clock_t begin = clock();
329 QPainterPath penPath;
6658905f 330
b8fdac9e 331 startMax = (len - (int)((plotRect.right() - plotRect.left() - 40) / GraphPixelsPerPoint));
6658905f 332 if(startMax < 0) {
333 startMax = 0;
334 }
335 if(GraphStart > startMax) {
336 GraphStart = startMax;
337 }
b8fdac9e 338 if (GraphStart > len) return;
339 int vMin = INT_MAX, vMax = INT_MIN, vMean = 0, v = 0, absVMax = 0;
340 int sample_index = GraphStart ;
341 for( ; sample_index < len && xCoordOf(sample_index,plotRect) < plotRect.right() ; sample_index++) {
342
343 v = buffer[sample_index];
344 if(v < vMin) vMin = v;
345 if(v > vMax) vMax = v;
346 vMean += v;
6658905f 347 }
348
b8fdac9e 349 vMean /= (sample_index - GraphStart);
350
351 if(fabs( (double) vMin) > absVMax) absVMax = (int)fabs( (double) vMin);
352 if(fabs( (double) vMax) > absVMax) absVMax = (int)fabs( (double) vMax);
353 absVMax = (int)(absVMax*1.25 + 1);
6658905f 354 // number of points that will be plotted
b8fdac9e 355 int span = (int)((plotRect.right() - plotRect.left()) / GraphPixelsPerPoint);
6658905f 356 // one label every 100 pixels, let us say
b8fdac9e 357 int labels = (plotRect.right() - plotRect.left() - 40) / 100;
6658905f 358 if(labels <= 0) labels = 1;
359 int pointsPerLabel = span / labels;
360 if(pointsPerLabel <= 0) pointsPerLabel = 1;
361
b8fdac9e 362 int x = xCoordOf(GraphStart, plotRect);
363 int y = yCoordOf(buffer[GraphStart],plotRect,absVMax);
364 penPath.moveTo(x, y);
365 for(int i = GraphStart; i < len && xCoordOf(i, plotRect) < plotRect.right(); i++) {
6658905f 366
b8fdac9e 367 x = xCoordOf(i, plotRect);
368 v = buffer[i];
6658905f 369
b8fdac9e 370 y = yCoordOf( v, plotRect, absVMax);//(y * (r.top() - r.bottom()) / (2*absYMax)) + zeroHeight;
6658905f 371
b8fdac9e 372 penPath.lineTo(x, y);
6658905f 373
374 if(GraphPixelsPerPoint > 10) {
375 QRect f(QPoint(x - 3, y - 3),QPoint(x + 3, y + 3));
b8fdac9e 376 painter->fillRect(f, QColor(100, 255, 100));
6658905f 377 }
b8fdac9e 378 }
6658905f 379
b8fdac9e 380 painter->setPen(getColor(graphNum));
6658905f 381
b8fdac9e 382 //Draw y-axis
383 int xo = 5+(graphNum*40);
384 painter->drawLine(xo, plotRect.top(),xo, plotRect.bottom());
6658905f 385
b8fdac9e 386 int vMarkers = (absVMax - (absVMax % 10)) / 5;
387 int minYDist = 40; //Minimum pixel-distance between markers
6658905f 388
b8fdac9e 389 char yLbl[20];
6658905f 390
b8fdac9e 391 int n = 0;
392 int lasty0 = 65535;
6658905f 393
b8fdac9e 394 for(int v = vMarkers; yCoordOf(v,plotRect,absVMax) > plotRect.top() && n < 20; v+= vMarkers ,n++)
395 {
396 int y0 = yCoordOf(v,plotRect,absVMax);
397 int y1 = yCoordOf(-v,plotRect,absVMax);
398
399 if(lasty0 - y0 < minYDist) continue;
400
401 painter->drawLine(xo-5,y0, xo+5, y0);
402
403 sprintf(yLbl, "%d", v);
404 painter->drawText(xo+8,y0+7,yLbl);
405
406 painter->drawLine(xo-5, y1, xo+5, y1);
407 sprintf(yLbl, "%d",-v);
408 painter->drawText(xo+8, y1+5 , yLbl);
409 lasty0 = y0;
410 }
411
412 //Graph annotations
413 painter->drawPath(penPath);
414 char str[200];
415 sprintf(str, "max=%d min=%d mean=%d n=%d/%d CursorAVal=[%d] CursorBVal=[%d]",
416 vMax, vMin, vMean, sample_index, len, buffer[CursorAPos], buffer[CursorBPos]);
417 painter->drawText(20, annotationRect.bottom() - 23 - 20 * graphNum, str);
418
419 //clock_t end = clock();
420 //double elapsed_secs = double(end - begin) / CLOCKS_PER_SEC;
421 //printf("Plot time %f\n", elapsed_secs);
422}
423
424void Plot::plotGridLines(QPainter* painter,QRect r)
425{
426 int zeroHeight = r.top() + (r.bottom() - r.top()) / 2;
427
428 int i;
429 int grid_delta_x = (int) (PlotGridX * GraphPixelsPerPoint);
430 int grid_delta_y = (int) (PlotGridY * GraphPixelsPerPoint);
431 if ((PlotGridX > 0) && ((PlotGridX * GraphPixelsPerPoint) > 1)) {
432 for(i = (GridOffset * GraphPixelsPerPoint); i < r.right(); i += grid_delta_x) {
433 painter->drawLine(r.left()+i, r.top(), r.left()+i, r.bottom());
434 }
435 }
436 if ((PlotGridY > 0) && ((PlotGridY * GraphPixelsPerPoint) > 1)){
437 for(i = 0; i < ((r.top() + r.bottom())>>1); i += grid_delta_y) {
438 painter->drawLine(r.left(),zeroHeight + i,r.right(),zeroHeight + i);
439 painter->drawLine(r.left(),zeroHeight - i,r.right(),zeroHeight - i);
6658905f 440 }
441 }
b8fdac9e 442}
443
444#define HEIGHT_INFO 60
445#define WIDTH_AXES 80
446
447void Plot::paintEvent(QPaintEvent *event)
448{
449 QPainter painter(this);
b8fdac9e 450 QBrush brush(QColor(100, 255, 100));
451 QPen pen(QColor(100, 255, 100));
452
453 painter.setFont(QFont("Courier New", 10));
454
455 if(GraphStart < 0) {
456 GraphStart = 0;
457 }
6658905f 458
b8fdac9e 459 if (CursorAPos > GraphTraceLen)
460 CursorAPos= 0;
461 if(CursorBPos > GraphTraceLen)
462 CursorBPos= 0;
463 if(CursorCPos > GraphTraceLen)
464 CursorCPos= 0;
465 if(CursorDPos > GraphTraceLen)
466 CursorDPos= 0;
467
468 QRect plotRect(WIDTH_AXES, 0, width()-WIDTH_AXES, height()-HEIGHT_INFO);
469 QRect infoRect(0, height()-HEIGHT_INFO, width(), HEIGHT_INFO);
470
471 //Grey background
472 painter.fillRect(rect(), QColor(60, 60, 60));
473 //Black foreground
474 painter.fillRect(plotRect, QColor(0, 0, 0));
475
476 // center line
477 int zeroHeight = plotRect.top() + (plotRect.bottom() - plotRect.top()) / 2;
478 painter.setPen(QColor(100, 100, 100));
479 painter.drawLine(plotRect.left(), zeroHeight, plotRect.right(), zeroHeight);
480 // plot X and Y grid lines
481 plotGridLines(&painter, plotRect);
482
483 //Start painting graph
b8fdac9e 484 if (showDemod && DemodBufferLen > 8) {
485 PlotDemod(DemodBuffer, DemodBufferLen,plotRect,infoRect,&painter,2,g_DemodStartIdx);
6658905f 486 }
9fe4507c 487 PlotGraph(s_Buff, GraphTraceLen,plotRect,infoRect,&painter,1);
488 PlotGraph(GraphBuffer, GraphTraceLen,plotRect,infoRect,&painter,0);
b8fdac9e 489 // End graph drawing
6658905f 490
b8fdac9e 491 //Draw the cursors
492 if(CursorAPos > GraphStart && xCoordOf(CursorAPos, plotRect) < plotRect.right())
493 {
494 painter.setPen(QColor(255, 255, 0));
495 painter.drawLine(xCoordOf(CursorAPos, plotRect),plotRect.top(),xCoordOf(CursorAPos, plotRect),plotRect.bottom());
496 }
497 if(CursorBPos > GraphStart && xCoordOf(CursorBPos, plotRect) < plotRect.right())
498 {
499 painter.setPen(QColor(255, 0, 255));
500 painter.drawLine(xCoordOf(CursorBPos, plotRect),plotRect.top(),xCoordOf(CursorBPos, plotRect),plotRect.bottom());
501 }
502 if(CursorCPos > GraphStart && xCoordOf(CursorCPos, plotRect) < plotRect.right())
503 {
504 painter.setPen(QColor(255, 153, 0)); //orange
505 painter.drawLine(xCoordOf(CursorCPos, plotRect),plotRect.top(),xCoordOf(CursorCPos, plotRect),plotRect.bottom());
506 }
507 if(CursorDPos > GraphStart && xCoordOf(CursorDPos, plotRect) < plotRect.right())
508 {
509 painter.setPen(QColor(0, 0, 205)); //light blue
510 painter.drawLine(xCoordOf(CursorDPos, plotRect),plotRect.top(),xCoordOf(CursorDPos, plotRect),plotRect.bottom());
511 }
6658905f 512
b8fdac9e 513 //Draw annotations
346ad5fb 514 char str[200];
b8fdac9e 515 sprintf(str, "@%d dt=%d [%2.2f] zoom=%2.2f CursorAPos=%d CursorBPos=%d GridX=%d GridY=%d (%s) GridXoffset=%d",
516 GraphStart, CursorBPos - CursorAPos, (CursorBPos - CursorAPos)/CursorScaleFactor,
517 GraphPixelsPerPoint,CursorAPos,CursorBPos,PlotGridXdefault,PlotGridYdefault,GridLocked?"Locked":"Unlocked",GridOffset);
6658905f 518 painter.setPen(QColor(255, 255, 255));
b8fdac9e 519 painter.drawText(20, infoRect.bottom() - 3, str);
520
6658905f 521}
522
b8fdac9e 523Plot::Plot(QWidget *parent) : QWidget(parent), GraphStart(0), GraphPixelsPerPoint(1)
6658905f 524{
9fe4507c 525 //Need to set this, otherwise we don't receive keypress events
b8fdac9e 526 setFocusPolicy( Qt::StrongFocus);
9484ff3d 527 resize(600, 300);
6658905f 528
529 QPalette palette(QColor(0,0,0,0));
530 palette.setColor(QPalette::WindowText, QColor(255,255,255));
531 palette.setColor(QPalette::Text, QColor(255,255,255));
532 palette.setColor(QPalette::Button, QColor(100, 100, 100));
533 setPalette(palette);
534 setAutoFillBackground(true);
cee48e2b 535 CursorAPos = 0;
536 CursorBPos = 0;
b8fdac9e 537
538 setWindowTitle(tr("Sliders"));
6658905f 539}
540
b8fdac9e 541void Plot::closeEvent(QCloseEvent *event)
6658905f 542{
543 event->ignore();
544 this->hide();
545}
546
b8fdac9e 547void Plot::mouseMoveEvent(QMouseEvent *event)
6658905f 548{
549 int x = event->x();
b8fdac9e 550 x -= WIDTH_AXES;
6658905f 551 x = (int)(x / GraphPixelsPerPoint);
552 x += GraphStart;
553 if((event->buttons() & Qt::LeftButton)) {
554 CursorAPos = x;
555 } else if (event->buttons() & Qt::RightButton) {
556 CursorBPos = x;
557 }
558
559
560 this->update();
561}
562
b8fdac9e 563void Plot::keyPressEvent(QKeyEvent *event)
6658905f 564{
18856d88 565 int offset;
566 int gridchanged;
567
568 gridchanged= 0;
569
570 if(event->modifiers() & Qt::ShiftModifier) {
571 if (PlotGridX)
572 offset= PageWidth - (PageWidth % PlotGridX);
573 else
574 offset= PageWidth;
ff2e9c1c 575 } else
576 if(event->modifiers() & Qt::ControlModifier)
577 offset= 1;
578 else
579 offset= (int)(20 / GraphPixelsPerPoint);
18856d88 580
6658905f 581 switch(event->key()) {
582 case Qt::Key_Down:
583 if(GraphPixelsPerPoint <= 50) {
584 GraphPixelsPerPoint *= 2;
585 }
586 break;
587
588 case Qt::Key_Up:
589 if(GraphPixelsPerPoint >= 0.02) {
590 GraphPixelsPerPoint /= 2;
591 }
592 break;
593
594 case Qt::Key_Right:
595 if(GraphPixelsPerPoint < 20) {
18856d88 596 if (PlotGridX && GridLocked && GraphStart < startMax){
597 GridOffset -= offset;
598 GridOffset %= PlotGridX;
599 gridchanged= 1;
600 }
601 GraphStart += offset;
6658905f 602 } else {
18856d88 603 if (PlotGridX && GridLocked && GraphStart < startMax){
7ddb9900 604 GridOffset--;
18856d88 605 GridOffset %= PlotGridX;
606 gridchanged= 1;
607 }
3bc2349d 608 GraphStart++;
6658905f 609 }
18856d88 610 if(GridOffset < 0) {
7ddb9900 611 GridOffset += PlotGridX;
18856d88 612 }
613 if (gridchanged)
614 if (GraphStart > startMax) {
615 GridOffset += (GraphStart - startMax);
616 GridOffset %= PlotGridX;
617 }
6658905f 618 break;
619
620 case Qt::Key_Left:
621 if(GraphPixelsPerPoint < 20) {
18856d88 622 if (PlotGridX && GridLocked && GraphStart > 0){
623 GridOffset += offset;
624 GridOffset %= PlotGridX;
625 gridchanged= 1;
626 }
627 GraphStart -= offset;
6658905f 628 } else {
18856d88 629 if (PlotGridX && GridLocked && GraphStart > 0){
7ddb9900 630 GridOffset++;
18856d88 631 GridOffset %= PlotGridX;
632 gridchanged= 1;
633 }
3bc2349d 634 GraphStart--;
6658905f 635 }
18856d88 636 if (gridchanged){
637 if (GraphStart < 0)
638 GridOffset += GraphStart;
639 if(GridOffset < 0)
640 GridOffset += PlotGridX;
641 GridOffset %= PlotGridX;
642 }
7ddb9900 643 break;
644
645 case Qt::Key_G:
646 if(PlotGridX || PlotGridY) {
647 PlotGridX= 0;
648 PlotGridY= 0;
649 } else {
650 PlotGridX= PlotGridXdefault;
651 PlotGridY= PlotGridYdefault;
652 }
653 break;
654
655 case Qt::Key_H:
656 puts("Plot Window Keystrokes:\n");
ff2e9c1c 657 puts(" Key Action\n");
658 puts(" DOWN Zoom in");
659 puts(" G Toggle grid display");
660 puts(" H Show help");
661 puts(" L Toggle lock grid relative to samples");
662 puts(" LEFT Move left");
663 puts(" <CTL>LEFT Move left 1 sample");
664 puts(" <SHIFT>LEFT Page left");
665 puts(" LEFT-MOUSE-CLICK Set yellow cursor");
666 puts(" Q Hide window");
667 puts(" RIGHT Move right");
668 puts(" <CTL>RIGHT Move right 1 sample");
669 puts(" <SHIFT>RIGHT Page right");
670 puts(" RIGHT-MOUSE-CLICK Set purple cursor");
671 puts(" UP Zoom out");
7ddb9900 672 puts("");
673 puts("Use client window 'data help' for more plot commands\n");
674 break;
675
676 case Qt::Key_L:
677 GridLocked= !GridLocked;
678 break;
679
680 case Qt::Key_Q:
681 this->hide();
6658905f 682 break;
683
684 default:
685 QWidget::keyPressEvent(event);
686 return;
687 break;
688 }
689
690 this->update();
691}
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