git.zerfleddert.de Git - proxmark3-svn/blob - client/proxguiqt.cpp

   1 //-----------------------------------------------------------------------------
   2 // Copyright (C) 2009 Michael Gernoth <michael at gernoth.net>
   3 //
   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 //-----------------------------------------------------------------------------
  10
  11 #include <iostream>
  12 #include <QPainterPath>
  13 #include <QBrush>
  14 #include <QPen>
  15 #include <QTimer>
  16 #include <QCloseEvent>
  17 #include <QMouseEvent>
  18 #include <QKeyEvent>
  19 #include <math.h>
  20 #include <limits.h>
  21 #include <stdio.h>
  22 #include "proxguiqt.h"
  23 #include "proxgui.h"
  24
  25 int GridOffset= 0;
  26 bool GridLocked= 0;
  27 int startMax;
  28 int PageWidth;
  29
  30 void ProxGuiQT::ShowGraphWindow(void)
  31 {
  32         emit ShowGraphWindowSignal();
  33 }
  34
  35 void ProxGuiQT::RepaintGraphWindow(void)
  36 {
  37         emit RepaintGraphWindowSignal();
  38 }
  39
  40 void ProxGuiQT::HideGraphWindow(void)
  41 {
  42         emit HideGraphWindowSignal();
  43 }
  44
  45 void ProxGuiQT::_ShowGraphWindow(void)
  46 {
  47         if(!plotapp)
  48                 return;
  49
  50         if (!plotwidget)
  51                 plotwidget = new ProxWidget();
  52
  53         plotwidget->show();
  54 }
  55
  56 void ProxGuiQT::_RepaintGraphWindow(void)
  57 {
  58         if (!plotapp || !plotwidget)
  59                 return;
  60
  61         plotwidget->update();
  62 }
  63
  64 void ProxGuiQT::_HideGraphWindow(void)
  65 {
  66         if (!plotapp || !plotwidget)
  67                 return;
  68
  69         plotwidget->hide();
  70 }
  71
  72 void ProxGuiQT::MainLoop()
  73 {
  74         plotapp = new QApplication(argc, argv);
  75
  76         connect(this, SIGNAL(ShowGraphWindowSignal()), this, SLOT(_ShowGraphWindow()));
  77         connect(this, SIGNAL(RepaintGraphWindowSignal()), this, SLOT(_RepaintGraphWindow()));
  78         connect(this, SIGNAL(HideGraphWindowSignal()), this, SLOT(_HideGraphWindow()));
  79
  80         plotapp->exec();
  81 }
  82
  83 ProxGuiQT::ProxGuiQT(int argc, char **argv) : plotapp(NULL), plotwidget(NULL), argc(argc), argv(argv) {}
  84
  85 ProxGuiQT::~ProxGuiQT(void)
  86 {
  87         if (plotwidget) {
  88                 delete plotwidget;
  89                 plotwidget = NULL;
  90         }
  91
  92         if (plotapp) {
  93                 plotapp->quit();
  94                 delete plotapp;
  95                 plotapp = NULL;
  96         }
  97 }
  98
  99 void ProxWidget::paintEvent(QPaintEvent *event)
 100 {
 101         QPainter painter(this);
 102         QPainterPath penPath, whitePath, greyPath, lightgreyPath, cursorAPath, cursorBPath;
 103         QRect r;
 104         QBrush brush(QColor(100, 255, 100));
 105         QPen pen(QColor(100, 255, 100));
 106
 107         painter.setFont(QFont("Arial", 10));
 108
 109         if(GraphStart < 0)
 110                 GraphStart = 0;
 111
 112         if (CursorAPos > GraphTraceLen)
 113                 CursorAPos= 0;
 114
 115         if(CursorBPos > GraphTraceLen)
 116                 CursorBPos= 0;
 117
 118         r = rect();
 119
 120         painter.fillRect(r, QColor(0, 0, 0));
 121
 122         whitePath.moveTo(r.left() + 40, r.top());
 123         whitePath.lineTo(r.left() + 40, r.bottom());
 124
 125         int zeroHeight = r.top() + (r.bottom() - r.top()) / 2;
 126
 127         greyPath.moveTo(r.left(), zeroHeight);
 128         greyPath.lineTo(r.right(), zeroHeight);
 129         painter.setPen(QColor(100, 100, 100));
 130         painter.drawPath(greyPath);
 131
 132         PageWidth= (int)((r.right() - r.left() - 40) / GraphPixelsPerPoint);
 133
 134         // plot X and Y grid lines
 135         int i;
 136         if ((PlotGridX > 0) && ((PlotGridX * GraphPixelsPerPoint) > 1)) {
 137                 for(i = 40 + (GridOffset * GraphPixelsPerPoint); i < r.right(); i += (int)(PlotGridX * GraphPixelsPerPoint)) {
 138                         //SelectObject(hdc, GreyPenLite);
 139                         //MoveToEx(hdc, r.left + i, r.top, NULL);
 140                         //LineTo(hdc, r.left + i, r.bottom);
 141                         lightgreyPath.moveTo(r.left()+i,r.top());
 142                                 lightgreyPath.lineTo(r.left()+i,r.bottom());
 143                                 painter.drawPath(lightgreyPath);
 144                 }
 145         }
 146         if ((PlotGridY > 0) && ((PlotGridY * GraphPixelsPerPoint) > 1)){
 147                 for(i = 0; i < ((r.top() + r.bottom())>>1); i += (int)(PlotGridY * GraphPixelsPerPoint)) {
 148                         lightgreyPath.moveTo(r.left() + 40,zeroHeight + i);
 149                                 lightgreyPath.lineTo(r.right(),zeroHeight + i);
 150                                 painter.drawPath(lightgreyPath);
 151                         lightgreyPath.moveTo(r.left() + 40,zeroHeight - i);
 152                                 lightgreyPath.lineTo(r.right(),zeroHeight - i);
 153                                 painter.drawPath(lightgreyPath);
 154                 }
 155         }
 156
 157         startMax = (GraphTraceLen - (int)((r.right() - r.left() - 40) / GraphPixelsPerPoint));
 158
 159         if(startMax < 0)
 160                 startMax = 0;
 161
 162         if(GraphStart > startMax)
 163                 GraphStart = startMax;
 164
 165         int absYMax = 1;
 166
 167         for(i = GraphStart; ; i++) {
 168
 169                 if(i >= GraphTraceLen) break;
 170
 171                 if(fabs((double)GraphBuffer[i]) > absYMax)
 172                         absYMax = (int)fabs((double)GraphBuffer[i]);
 173
 174                 int x = 40 + (int)((i - GraphStart)*GraphPixelsPerPoint);
 175
 176                 if(x > r.right()) break;
 177         }
 178
 179         absYMax = (int)(absYMax*1.2 + 1);
 180
 181         // number of points that will be plotted
 182         int span = (int)((r.right() - r.left()) / GraphPixelsPerPoint);
 183
 184         // one label every 100 pixels, let us say
 185         int labels = (r.right() - r.left() - 40) / 100;
 186         if(labels <= 0) labels = 1;
 187
 188         int pointsPerLabel = span / labels;
 189         if(pointsPerLabel <= 0) pointsPerLabel = 1;
 190
 191         int yMin = INT_MAX;
 192         int yMax = INT_MIN;
 193         int yMean = 0;
 194         int n = 0;
 195
 196         for(i = GraphStart; ; i++) {
 197                 if(i >= GraphTraceLen) break;
 198
 199                 int x = 40 + (int)((i - GraphStart)*GraphPixelsPerPoint);
 200                 if(x > r.right() + GraphPixelsPerPoint) break;
 201
 202                 int y = GraphBuffer[i];
 203                 if(y < yMin)
 204                         yMin = y;
 205
 206                 if(y > yMax)
 207                         yMax = y;
 208
 209                 yMean += y;
 210                 n++;
 211
 212                 y = (y * (r.top() - r.bottom()) / (2*absYMax)) + zeroHeight;
 213
 214                 if(i == GraphStart)
 215                         penPath.moveTo(x, y);
 216                 else
 217                         penPath.lineTo(x, y);
 218
 219
 220                 if(GraphPixelsPerPoint > 10) {
 221                         QRect f(QPoint(x - 3, y - 3),QPoint(x + 3, y + 3));
 222                         painter.fillRect(f, brush);
 223                 }
 224
 225                 if(((i - GraphStart) % pointsPerLabel == 0) && i != GraphStart) {
 226                         whitePath.moveTo(x, zeroHeight - 3);
 227                         whitePath.lineTo(x, zeroHeight + 3);
 228
 229                         char str[100];
 230                         sprintf(str, "+%d", (i - GraphStart));
 231
 232                         painter.setPen(QColor(255, 255, 255));
 233                         QRect size;
 234                         QFontMetrics metrics(painter.font());
 235                         size = metrics.boundingRect(str);
 236                         painter.drawText(x - (size.right() - size.left()), zeroHeight + 9, str);
 237
 238                         penPath.moveTo(x,y);
 239                 }
 240
 241                 if(i == CursorAPos || i == CursorBPos) {
 242                         QPainterPath *cursorPath;
 243
 244                         if(i == CursorAPos)
 245                                 cursorPath = &cursorAPath;
 246                         else
 247                                 cursorPath = &cursorBPath;
 248
 249                         cursorPath->moveTo(x, r.top());
 250                         cursorPath->lineTo(x, r.bottom());
 251                         penPath.moveTo(x, y);
 252                 }
 253         }
 254
 255         if(n != 0)
 256                 yMean /= n;
 257
 258         painter.setPen(QColor(255, 255, 255));
 259         painter.drawPath(whitePath);
 260         painter.setPen(pen);
 261         painter.drawPath(penPath);
 262         painter.setPen(QColor(255, 255, 0));
 263         painter.drawPath(cursorAPath);
 264         painter.setPen(QColor(255, 0, 255));
 265         painter.drawPath(cursorBPath);
 266
 267         char str[200];
 268         sprintf(str, "@%d   max=%d min=%d mean=%d n=%d/%d    dt=%d [%.3f] zoom=%.3f CursorA=%d [%d] CursorB=%d [%d]    GridX=%d GridY=%d (%s)",
 269                         GraphStart, yMax, yMin, yMean, n, GraphTraceLen,
 270                         CursorBPos - CursorAPos,
 271                         (CursorBPos - CursorAPos)/CursorScaleFactor,
 272                         GraphPixelsPerPoint,
 273                         CursorAPos,
 274                         GraphBuffer[CursorAPos],
 275                         CursorBPos,
 276                         GraphBuffer[CursorBPos],
 277                         PlotGridXdefault,
 278                         PlotGridYdefault,
 279                         GridLocked ? "Locked" : "Unlocked"
 280                 );
 281
 282         painter.setPen(QColor(255, 255, 255));
 283         painter.drawText(50, r.bottom() - 20, str);
 284 }
 285
 286 ProxWidget::ProxWidget(QWidget *parent) : QWidget(parent), GraphStart(0), GraphPixelsPerPoint(1)
 287 {
 288         resize(600, 300);
 289
 290         QPalette palette(QColor(0,0,0,0));
 291         palette.setColor(QPalette::WindowText, QColor(255,255,255));
 292         palette.setColor(QPalette::Text, QColor(255,255,255));
 293         palette.setColor(QPalette::Button, QColor(100, 100, 100));
 294         setPalette(palette);
 295         setAutoFillBackground(true);
 296         CursorAPos = 0;
 297         CursorBPos = 0;
 298 }
 299
 300 void ProxWidget::closeEvent(QCloseEvent *event)
 301 {
 302         event->ignore();
 303         this->hide();
 304 }
 305
 306 void ProxWidget::mouseMoveEvent(QMouseEvent *event)
 307 {
 308         int x = event->x();
 309         x -= 40;
 310         x = (int)(x / GraphPixelsPerPoint);
 311         x += GraphStart;
 312         if((event->buttons() & Qt::LeftButton)) {
 313                 CursorAPos = x;
 314         } else if (event->buttons() & Qt::RightButton) {
 315                 CursorBPos = x;
 316         }
 317
 318         this->update();
 319 }
 320
 321 void ProxWidget::keyPressEvent(QKeyEvent *event)
 322 {
 323         int     offset;
 324         int     gridchanged;
 325
 326         gridchanged= 0;
 327
 328         if(event->modifiers() & Qt::ShiftModifier) {
 329                 if (PlotGridX)
 330                         offset= PageWidth - (PageWidth % PlotGridX);
 331                 else
 332                         offset= PageWidth;
 333         } else
 334                 if(event->modifiers() & Qt::ControlModifier)
 335                         offset= 1;
 336                 else
 337                         offset= (int)(20 / GraphPixelsPerPoint);
 338
 339         switch(event->key()) {
 340                 case Qt::Key_Down:
 341                         if(GraphPixelsPerPoint <= 50) {
 342                                 GraphPixelsPerPoint *= 2;
 343                         }
 344                         break;
 345
 346                 case Qt::Key_Up:
 347                         if(GraphPixelsPerPoint >= 0.02) {
 348                                 GraphPixelsPerPoint /= 2;
 349                         }
 350                         break;
 351
 352                 case Qt::Key_Right:
 353                         if(GraphPixelsPerPoint < 20) {
 354                                 if (PlotGridX && GridLocked && GraphStart < startMax){
 355                                         GridOffset -= offset;
 356                                         GridOffset %= PlotGridX;
 357                                         gridchanged= 1;
 358                                 }
 359                                 GraphStart += offset;
 360                         } else {
 361                                 if (PlotGridX && GridLocked && GraphStart < startMax){
 362                                         GridOffset--;
 363                                         GridOffset %= PlotGridX;
 364                                         gridchanged= 1;
 365                                 }
 366                                 GraphStart++;
 367                         }
 368                         if(GridOffset < 0) {
 369                                 GridOffset += PlotGridX;
 370                         }
 371                         if (gridchanged)
 372                                 if (GraphStart > startMax) {
 373                                         GridOffset += (GraphStart - startMax);
 374                                         GridOffset %= PlotGridX;
 375                                 }
 376                         break;
 377
 378                 case Qt::Key_Left:
 379                         if(GraphPixelsPerPoint < 20) {
 380                                 if (PlotGridX && GridLocked && GraphStart > 0){
 381                                         GridOffset += offset;
 382                                         GridOffset %= PlotGridX;
 383                                         gridchanged= 1;
 384                                 }
 385                                 GraphStart -= offset;
 386                         } else {
 387                                 if (PlotGridX && GridLocked && GraphStart > 0){
 388                                         GridOffset++;
 389                                         GridOffset %= PlotGridX;
 390                                         gridchanged= 1;
 391                                 }
 392                                 GraphStart--;
 393                         }
 394                         if (gridchanged){
 395                                 if (GraphStart < 0)
 396                                         GridOffset += GraphStart;
 397                                 if(GridOffset < 0)
 398                                         GridOffset += PlotGridX;
 399                         GridOffset %= PlotGridX;
 400                         }
 401                         break;
 402
 403                 case Qt::Key_G:
 404                         if(PlotGridX || PlotGridY) {
 405                                 PlotGridX= 0;
 406                                 PlotGridY= 0;
 407                         } else {
 408                                 PlotGridX= PlotGridXdefault;
 409                                 PlotGridY= PlotGridYdefault;
 410                                 }
 411                         break;
 412
 413                 case Qt::Key_H:
 414                         puts("Plot Window Keystrokes:\n");
 415                         puts(" Key                      Action\n");
 416                         puts(" DOWN                     Zoom in");
 417                         puts(" G                        Toggle grid display");
 418                         puts(" H                        Show help");
 419                         puts(" L                        Toggle lock grid relative to samples");
 420                         puts(" LEFT                     Move left");
 421                         puts(" <CTL>LEFT                Move left 1 sample");
 422                         puts(" <SHIFT>LEFT              Page left");
 423                         puts(" LEFT-MOUSE-CLICK         Set yellow cursor");
 424                         puts(" Q                        Hide window");
 425                         puts(" RIGHT                    Move right");
 426                         puts(" <CTL>RIGHT               Move right 1 sample");
 427                         puts(" <SHIFT>RIGHT             Page right");
 428                         puts(" RIGHT-MOUSE-CLICK        Set purple cursor");
 429                         puts(" UP                       Zoom out");
 430                         puts("");
 431                         puts("Use client window 'data help' for more plot commands\n");
 432                         break;
 433
 434                 case Qt::Key_L:
 435                         GridLocked= !GridLocked;
 436                         break;
 437
 438                 case Qt::Key_Q:
 439                         this->hide();
 440                         break;
 441
 442                 default:
 443                         QWidget::keyPressEvent(event);
 444                         return;
 445                         break;
 446         }
 447
 448         this->update();
 449 }