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

   1 #include <iostream>
   2 #include <QPainterPath>
   3 #include <QBrush>
   4 #include <QPen>
   5 #include <QTimer>
   6 #include <QCloseEvent>
   7 #include <QMouseEvent>
   8 #include <QKeyEvent>
   9 #include <math.h>
  10 #include <limits.h>
  11 #include "proxguiqt.h"
  12 #include "proxgui.h"
  13
  14 void ProxGuiQT::ShowGraphWindow(void)
  15 {
  16         emit ShowGraphWindowSignal();
  17 }
  18
  19 void ProxGuiQT::RepaintGraphWindow(void)
  20 {
  21         emit RepaintGraphWindowSignal();
  22 }
  23
  24 void ProxGuiQT::HideGraphWindow(void)
  25 {
  26         emit HideGraphWindowSignal();
  27 }
  28
  29 void ProxGuiQT::_ShowGraphWindow(void)
  30 {
  31         if(!plotapp)
  32                 return;
  33
  34         if (!plotwidget)
  35                 plotwidget = new ProxWidget();
  36
  37         plotwidget->show();
  38 }
  39
  40 void ProxGuiQT::_RepaintGraphWindow(void)
  41 {
  42         if (!plotapp || !plotwidget)
  43                 return;
  44
  45         plotwidget->update();
  46 }
  47
  48 void ProxGuiQT::_HideGraphWindow(void)
  49 {
  50         if (!plotapp || !plotwidget)
  51                 return;
  52
  53         plotwidget->hide();
  54 }
  55
  56 void ProxGuiQT::MainLoop()
  57 {
  58         plotapp = new QApplication(argc, argv);
  59
  60         connect(this, SIGNAL(ShowGraphWindowSignal()), this, SLOT(_ShowGraphWindow()));
  61         connect(this, SIGNAL(RepaintGraphWindowSignal()), this, SLOT(_RepaintGraphWindow()));
  62         connect(this, SIGNAL(HideGraphWindowSignal()), this, SLOT(_HideGraphWindow()));
  63
  64         plotapp->exec();
  65 }
  66
  67 ProxGuiQT::ProxGuiQT(int argc, char **argv) : plotapp(NULL), plotwidget(NULL),
  68         argc(argc), argv(argv)
  69 {
  70 }
  71
  72 ProxGuiQT::~ProxGuiQT(void)
  73 {
  74         if (plotwidget) {
  75                 delete plotwidget;
  76                 plotwidget = NULL;
  77         }
  78
  79         if (plotapp) {
  80                 plotapp->quit();
  81                 delete plotapp;
  82                 plotapp = NULL;
  83         }
  84 }
  85
  86 void ProxWidget::paintEvent(QPaintEvent *event)
  87 {
  88         QPainter painter(this);
  89         QPainterPath penPath, whitePath, greyPath, cursorAPath, cursorBPath;
  90         QRect r;
  91         QBrush brush(QColor(100, 255, 100));
  92         QPen pen(QColor(100, 255, 100));
  93
  94         painter.setFont(QFont("Arial", 10));
  95
  96         if(GraphStart < 0) {
  97                 GraphStart = 0;
  98         }
  99
 100         if (CursorAPos > GraphTraceLen)
 101                 CursorAPos= 0;
 102         if(CursorBPos > GraphTraceLen)
 103                 CursorBPos= 0;
 104
 105         r = rect();
 106
 107         painter.fillRect(r, QColor(0, 0, 0));
 108
 109         whitePath.moveTo(r.left() + 40, r.top());
 110         whitePath.lineTo(r.left() + 40, r.bottom());
 111
 112         int zeroHeight = r.top() + (r.bottom() - r.top()) / 2;
 113
 114         greyPath.moveTo(r.left(), zeroHeight);
 115         greyPath.lineTo(r.right(), zeroHeight);
 116         painter.setPen(QColor(100, 100, 100));
 117         painter.drawPath(greyPath);
 118
 119         int startMax =
 120                 (GraphTraceLen - (int)((r.right() - r.left() - 40) / GraphPixelsPerPoint));
 121         if(startMax < 0) {
 122                 startMax = 0;
 123         }
 124         if(GraphStart > startMax) {
 125                 GraphStart = startMax;
 126         }
 127
 128         int absYMax = 1;
 129
 130         int i;
 131         for(i = GraphStart; ; i++) {
 132                 if(i >= GraphTraceLen) {
 133                         break;
 134                 }
 135                 if(fabs((double)GraphBuffer[i]) > absYMax) {
 136                         absYMax = (int)fabs((double)GraphBuffer[i]);
 137                 }
 138                 int x = 40 + (int)((i - GraphStart)*GraphPixelsPerPoint);
 139                 if(x > r.right()) {
 140                         break;
 141                 }
 142         }
 143
 144         absYMax = (int)(absYMax*1.2 + 1);
 145
 146         // number of points that will be plotted
 147         int span = (int)((r.right() - r.left()) / GraphPixelsPerPoint);
 148         // one label every 100 pixels, let us say
 149         int labels = (r.right() - r.left() - 40) / 100;
 150         if(labels <= 0) labels = 1;
 151         int pointsPerLabel = span / labels;
 152         if(pointsPerLabel <= 0) pointsPerLabel = 1;
 153
 154         int yMin = INT_MAX;
 155         int yMax = INT_MIN;
 156         int yMean = 0;
 157         int n = 0;
 158
 159         for(i = GraphStart; ; i++) {
 160                 if(i >= GraphTraceLen) {
 161                         break;
 162                 }
 163                 int x = 40 + (int)((i - GraphStart)*GraphPixelsPerPoint);
 164                 if(x > r.right() + GraphPixelsPerPoint) {
 165                         break;
 166                 }
 167
 168                 int y = GraphBuffer[i];
 169                 if(y < yMin) {
 170                         yMin = y;
 171                 }
 172                 if(y > yMax) {
 173                         yMax = y;
 174                 }
 175                 yMean += y;
 176                 n++;
 177
 178                 y = (y * (r.top() - r.bottom()) / (2*absYMax)) + zeroHeight;
 179                 if(i == GraphStart) {
 180                         penPath.moveTo(x, y);
 181                 } else {
 182                         penPath.lineTo(x, y);
 183                 }
 184
 185                 if(GraphPixelsPerPoint > 10) {
 186                         QRect f(QPoint(x - 3, y - 3),QPoint(x + 3, y + 3));
 187                         painter.fillRect(f, brush);
 188                 }
 189
 190                 if(((i - GraphStart) % pointsPerLabel == 0) && i != GraphStart) {
 191                         whitePath.moveTo(x, zeroHeight - 3);
 192                         whitePath.lineTo(x, zeroHeight + 3);
 193
 194                         char str[100];
 195                         sprintf(str, "+%d", (i - GraphStart));
 196
 197                         painter.setPen(QColor(255, 255, 255));
 198                         QRect size;
 199                         QFontMetrics metrics(painter.font());
 200                         size = metrics.boundingRect(str);
 201                         painter.drawText(x - (size.right() - size.left()), zeroHeight + 9, str);
 202
 203                         penPath.moveTo(x,y);
 204                 }
 205
 206                 if(i == CursorAPos || i == CursorBPos) {
 207                         QPainterPath *cursorPath;
 208
 209                         if(i == CursorAPos) {
 210                                 cursorPath = &cursorAPath;
 211                         } else {
 212                                 cursorPath = &cursorBPath;
 213                         }
 214                         cursorPath->moveTo(x, r.top());
 215                         cursorPath->lineTo(x, r.bottom());
 216                         penPath.moveTo(x, y);
 217                 }
 218         }
 219
 220         if(n != 0) {
 221                 yMean /= n;
 222         }
 223
 224         painter.setPen(QColor(255, 255, 255));
 225         painter.drawPath(whitePath);
 226         painter.setPen(pen);
 227         painter.drawPath(penPath);
 228         painter.setPen(QColor(255, 255, 0));
 229         painter.drawPath(cursorAPath);
 230         painter.setPen(QColor(255, 0, 255));
 231         painter.drawPath(cursorBPath);
 232
 233         char str[100];
 234         sprintf(str, "@%d   max=%d min=%d mean=%d n=%d/%d    dt=%d [%.3f] zoom=%.3f CursorA=%d CursorB=%d",
 235                         GraphStart, yMax, yMin, yMean, n, GraphTraceLen,
 236                         CursorBPos - CursorAPos, (CursorBPos - CursorAPos)/CursorScaleFactor,GraphPixelsPerPoint,CursorAPos,CursorBPos);
 237
 238         painter.setPen(QColor(255, 255, 255));
 239         painter.drawText(50, r.bottom() - 20, str);
 240 }
 241
 242 ProxWidget::ProxWidget(QWidget *parent) : QWidget(parent), GraphStart(0), GraphPixelsPerPoint(1)
 243 {
 244         resize(600, 500);
 245
 246         QPalette palette(QColor(0,0,0,0));
 247         palette.setColor(QPalette::WindowText, QColor(255,255,255));
 248         palette.setColor(QPalette::Text, QColor(255,255,255));
 249         palette.setColor(QPalette::Button, QColor(100, 100, 100));
 250         setPalette(palette);
 251         setAutoFillBackground(true);
 252 }
 253
 254 void ProxWidget::closeEvent(QCloseEvent *event)
 255 {
 256         event->ignore();
 257         this->hide();
 258 }
 259
 260 void ProxWidget::mouseMoveEvent(QMouseEvent *event)
 261 {
 262         int x = event->x();
 263         x -= 40;
 264         x = (int)(x / GraphPixelsPerPoint);
 265         x += GraphStart;
 266         if((event->buttons() & Qt::LeftButton)) {
 267                 CursorAPos = x;
 268         } else if (event->buttons() & Qt::RightButton) {
 269                 CursorBPos = x;
 270         }
 271
 272
 273         this->update();
 274 }
 275
 276 void ProxWidget::keyPressEvent(QKeyEvent *event)
 277 {
 278         switch(event->key()) {
 279                 case Qt::Key_Down:
 280                         if(GraphPixelsPerPoint <= 50) {
 281                                 GraphPixelsPerPoint *= 2;
 282                         }
 283                         break;
 284
 285                 case Qt::Key_Up:
 286                         if(GraphPixelsPerPoint >= 0.02) {
 287                                 GraphPixelsPerPoint /= 2;
 288                         }
 289                         break;
 290
 291                 case Qt::Key_Right:
 292                         if(GraphPixelsPerPoint < 20) {
 293                                 GraphStart += (int)(20 / GraphPixelsPerPoint);
 294                         } else {
 295                                 GraphStart++;
 296                         }
 297                         break;
 298
 299                 case Qt::Key_Left:
 300                         if(GraphPixelsPerPoint < 20) {
 301                                 GraphStart -= (int)(20 / GraphPixelsPerPoint);
 302                         } else {
 303                                 GraphStart--;
 304                         }
 305                         break;
 306
 307                 default:
 308                         QWidget::keyPressEvent(event);
 309                         return;
 310                         break;
 311         }
 312
 313         this->update();
 314 }