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[proxmark3-svn] / 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, lightgreyPath, 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 // plot X and Y grid lines
120 int i;
121 if ((PlotGridX > 0) && ((PlotGridX * GraphPixelsPerPoint) > 1)) {
122 for(i = GraphStart; i < r.right(); i += (int)(PlotGridX * GraphPixelsPerPoint)) {
123 //SelectObject(hdc, GreyPenLite);
124 //MoveToEx(hdc, r.left + i, r.top, NULL);
125 //LineTo(hdc, r.left + i, r.bottom);
126 lightgreyPath.moveTo(r.left()+i,r.top());
127 lightgreyPath.lineTo(r.left()+i,r.bottom());
128 painter.drawPath(lightgreyPath);
129 }
130 }
131 if ((PlotGridY > 0) && ((PlotGridY * GraphPixelsPerPoint) > 1)){
132 for(i = 0; i < ((r.top() + r.bottom())>>1); i += (int)(PlotGridY * GraphPixelsPerPoint)) {
133 lightgreyPath.moveTo(r.left(),zeroHeight + i);
134 lightgreyPath.lineTo(r.right(),zeroHeight + i);
135 painter.drawPath(lightgreyPath);
136 lightgreyPath.moveTo(r.left(),zeroHeight - i);
137 lightgreyPath.lineTo(r.right(),zeroHeight - i);
138 painter.drawPath(lightgreyPath);
139 }
140 }
141
142 int startMax =
143 (GraphTraceLen - (int)((r.right() - r.left() - 40) / GraphPixelsPerPoint));
144 if(startMax < 0) {
145 startMax = 0;
146 }
147 if(GraphStart > startMax) {
148 GraphStart = startMax;
149 }
150
151 int absYMax = 1;
152
153 for(i = GraphStart; ; i++) {
154 if(i >= GraphTraceLen) {
155 break;
156 }
157 if(fabs((double)GraphBuffer[i]) > absYMax) {
158 absYMax = (int)fabs((double)GraphBuffer[i]);
159 }
160 int x = 40 + (int)((i - GraphStart)*GraphPixelsPerPoint);
161 if(x > r.right()) {
162 break;
163 }
164 }
165
166 absYMax = (int)(absYMax*1.2 + 1);
167
168 // number of points that will be plotted
169 int span = (int)((r.right() - r.left()) / GraphPixelsPerPoint);
170 // one label every 100 pixels, let us say
171 int labels = (r.right() - r.left() - 40) / 100;
172 if(labels <= 0) labels = 1;
173 int pointsPerLabel = span / labels;
174 if(pointsPerLabel <= 0) pointsPerLabel = 1;
175
176 int yMin = INT_MAX;
177 int yMax = INT_MIN;
178 int yMean = 0;
179 int n = 0;
180
181 for(i = GraphStart; ; i++) {
182 if(i >= GraphTraceLen) {
183 break;
184 }
185 int x = 40 + (int)((i - GraphStart)*GraphPixelsPerPoint);
186 if(x > r.right() + GraphPixelsPerPoint) {
187 break;
188 }
189
190 int y = GraphBuffer[i];
191 if(y < yMin) {
192 yMin = y;
193 }
194 if(y > yMax) {
195 yMax = y;
196 }
197 yMean += y;
198 n++;
199
200 y = (y * (r.top() - r.bottom()) / (2*absYMax)) + zeroHeight;
201 if(i == GraphStart) {
202 penPath.moveTo(x, y);
203 } else {
204 penPath.lineTo(x, y);
205 }
206
207 if(GraphPixelsPerPoint > 10) {
208 QRect f(QPoint(x - 3, y - 3),QPoint(x + 3, y + 3));
209 painter.fillRect(f, brush);
210 }
211
212 if(((i - GraphStart) % pointsPerLabel == 0) && i != GraphStart) {
213 whitePath.moveTo(x, zeroHeight - 3);
214 whitePath.lineTo(x, zeroHeight + 3);
215
216 char str[100];
217 sprintf(str, "+%d", (i - GraphStart));
218
219 painter.setPen(QColor(255, 255, 255));
220 QRect size;
221 QFontMetrics metrics(painter.font());
222 size = metrics.boundingRect(str);
223 painter.drawText(x - (size.right() - size.left()), zeroHeight + 9, str);
224
225 penPath.moveTo(x,y);
226 }
227
228 if(i == CursorAPos || i == CursorBPos) {
229 QPainterPath *cursorPath;
230
231 if(i == CursorAPos) {
232 cursorPath = &cursorAPath;
233 } else {
234 cursorPath = &cursorBPath;
235 }
236 cursorPath->moveTo(x, r.top());
237 cursorPath->lineTo(x, r.bottom());
238 penPath.moveTo(x, y);
239 }
240 }
241
242 if(n != 0) {
243 yMean /= n;
244 }
245
246 painter.setPen(QColor(255, 255, 255));
247 painter.drawPath(whitePath);
248 painter.setPen(pen);
249 painter.drawPath(penPath);
250 painter.setPen(QColor(255, 255, 0));
251 painter.drawPath(cursorAPath);
252 painter.setPen(QColor(255, 0, 255));
253 painter.drawPath(cursorBPath);
254
255 char str[100];
256 sprintf(str, "@%d max=%d min=%d mean=%d n=%d/%d dt=%d [%.3f] zoom=%.3f CursorA=%d [%d] CursorB=%d [%d]",
257 GraphStart, yMax, yMin, yMean, n, GraphTraceLen,
258 CursorBPos - CursorAPos, (CursorBPos - CursorAPos)/CursorScaleFactor,GraphPixelsPerPoint,CursorAPos,GraphBuffer[CursorAPos],CursorBPos,GraphBuffer[CursorBPos]);
259
260 painter.setPen(QColor(255, 255, 255));
261 painter.drawText(50, r.bottom() - 20, str);
262 }
263
264 ProxWidget::ProxWidget(QWidget *parent) : QWidget(parent), GraphStart(0), GraphPixelsPerPoint(1)
265 {
266 resize(600, 500);
267
268 QPalette palette(QColor(0,0,0,0));
269 palette.setColor(QPalette::WindowText, QColor(255,255,255));
270 palette.setColor(QPalette::Text, QColor(255,255,255));
271 palette.setColor(QPalette::Button, QColor(100, 100, 100));
272 setPalette(palette);
273 setAutoFillBackground(true);
274 }
275
276 void ProxWidget::closeEvent(QCloseEvent *event)
277 {
278 event->ignore();
279 this->hide();
280 }
281
282 void ProxWidget::mouseMoveEvent(QMouseEvent *event)
283 {
284 int x = event->x();
285 x -= 40;
286 x = (int)(x / GraphPixelsPerPoint);
287 x += GraphStart;
288 if((event->buttons() & Qt::LeftButton)) {
289 CursorAPos = x;
290 } else if (event->buttons() & Qt::RightButton) {
291 CursorBPos = x;
292 }
293
294
295 this->update();
296 }
297
298 void ProxWidget::keyPressEvent(QKeyEvent *event)
299 {
300 switch(event->key()) {
301 case Qt::Key_Down:
302 if(GraphPixelsPerPoint <= 50) {
303 GraphPixelsPerPoint *= 2;
304 }
305 break;
306
307 case Qt::Key_Up:
308 if(GraphPixelsPerPoint >= 0.02) {
309 GraphPixelsPerPoint /= 2;
310 }
311 break;
312
313 case Qt::Key_Right:
314 if(GraphPixelsPerPoint < 20) {
315 GraphStart += (int)(20 / GraphPixelsPerPoint);
316 } else {
317 GraphStart++;
318 }
319 break;
320
321 case Qt::Key_Left:
322 if(GraphPixelsPerPoint < 20) {
323 GraphStart -= (int)(20 / GraphPixelsPerPoint);
324 } else {
325 GraphStart--;
326 }
327 break;
328
329 default:
330 QWidget::keyPressEvent(event);
331 return;
332 break;
333 }
334
335 this->update();
336 }
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