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1 | //----------------------------------------------------------------------------- |
212ef3a0 |
2 | // Copyright (C) 2009 Michael Gernoth <michael at gernoth.net> |
3 | // |
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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 | |
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11 | #include <iostream> |
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12 | //#include <QT> |
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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> |
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22 | #include <stdio.h> |
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23 | #include "proxguiqt.h" |
24 | #include "proxgui.h" |
25 | |
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26 | int GridOffset= 0; |
27 | bool GridLocked= 0; |
28 | int startMax; |
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29 | int PageWidth; |
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30 | |
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31 | void ProxGuiQT::ShowGraphWindow(void) |
32 | { |
33 | emit ShowGraphWindowSignal(); |
34 | } |
35 | |
36 | void ProxGuiQT::RepaintGraphWindow(void) |
37 | { |
38 | emit RepaintGraphWindowSignal(); |
39 | } |
40 | |
41 | void ProxGuiQT::HideGraphWindow(void) |
42 | { |
43 | emit HideGraphWindowSignal(); |
44 | } |
45 | |
46 | void ProxGuiQT::_ShowGraphWindow(void) |
47 | { |
48 | if(!plotapp) |
49 | return; |
50 | |
51 | if (!plotwidget) |
52 | plotwidget = new ProxWidget(); |
53 | |
54 | plotwidget->show(); |
55 | } |
56 | |
57 | void ProxGuiQT::_RepaintGraphWindow(void) |
58 | { |
59 | if (!plotapp || !plotwidget) |
60 | return; |
61 | |
62 | plotwidget->update(); |
63 | } |
64 | |
65 | void ProxGuiQT::_HideGraphWindow(void) |
66 | { |
67 | if (!plotapp || !plotwidget) |
68 | return; |
69 | |
70 | plotwidget->hide(); |
71 | } |
72 | |
73 | void ProxGuiQT::MainLoop() |
74 | { |
75 | plotapp = new QApplication(argc, argv); |
76 | |
77 | connect(this, SIGNAL(ShowGraphWindowSignal()), this, SLOT(_ShowGraphWindow())); |
78 | connect(this, SIGNAL(RepaintGraphWindowSignal()), this, SLOT(_RepaintGraphWindow())); |
79 | connect(this, SIGNAL(HideGraphWindowSignal()), this, SLOT(_HideGraphWindow())); |
80 | |
81 | plotapp->exec(); |
82 | } |
83 | |
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84 | ProxGuiQT::ProxGuiQT(int argc, char **argv) : plotapp(NULL), plotwidget(NULL), argc(argc), argv(argv) {} |
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85 | |
86 | ProxGuiQT::~ProxGuiQT(void) |
87 | { |
88 | if (plotwidget) { |
89 | delete plotwidget; |
90 | plotwidget = NULL; |
91 | } |
92 | |
93 | if (plotapp) { |
94 | plotapp->quit(); |
95 | delete plotapp; |
96 | plotapp = NULL; |
97 | } |
98 | } |
99 | |
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100 | // solid colors |
101 | #define QT_ORANGE QColor(255, 153, 0) |
102 | #define QT_WHITE QColor(255, 255, 255) |
103 | #define QT_YELLOW QColor(255, 255, 0) |
104 | #define QT_MAGENTA QColor(255, 0, 255) |
105 | #define QT_LIGHTBLUE QColor(0, 0, 205) |
106 | #define QT_LIGHTGREEN QColor(100, 255, 100) |
107 | #define QT_GRAY QColor(100,100,100) |
108 | #define QT_BLACK QColor(0,0,0) |
109 | // transparent colors |
110 | #define QT_ORANGE_TS QColor(255, 153, 0, 96) |
111 | #define QT_RED_TS QColor(255, 0, 0, 64) |
112 | #define QT_BLACK_TS QColor(0,0,0,0) |
113 | |
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114 | void ProxWidget::paintEvent(QPaintEvent *event) |
115 | { |
116 | QPainter painter(this); |
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117 | QPainterPath penPath, whitePath, greyPath, lightgreyPath, cursorAPath, cursorBPath, cursorCPath, cursorDPath; |
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118 | QRect r; |
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119 | QBrush brush(QT_LIGHTGREEN); |
120 | QPen pen(QT_LIGHTGREEN); |
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121 | |
122 | painter.setFont(QFont("Arial", 10)); |
123 | |
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124 | if(GraphStart < 0) |
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125 | GraphStart = 0; |
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126 | |
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127 | if (CursorAPos > GraphTraceLen) CursorAPos = 0; |
128 | if (CursorBPos > GraphTraceLen) CursorBPos = 0; |
129 | if (CursorCPos > GraphTraceLen) CursorCPos = 0; |
130 | if (CursorDPos > GraphTraceLen) CursorDPos = 0; |
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131 | |
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132 | r = rect(); |
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133 | painter.fillRect(r, QT_BLACK); |
134 | |
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135 | whitePath.moveTo(r.left() + 40, r.top()); |
136 | whitePath.lineTo(r.left() + 40, r.bottom()); |
137 | |
138 | int zeroHeight = r.top() + (r.bottom() - r.top()) / 2; |
139 | |
140 | greyPath.moveTo(r.left(), zeroHeight); |
141 | greyPath.lineTo(r.right(), zeroHeight); |
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142 | painter.setPen(QT_GRAY); |
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143 | painter.drawPath(greyPath); |
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144 | |
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145 | PageWidth = (int)((r.right() - r.left() - 40) / GraphPixelsPerPoint); |
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146 | |
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147 | // plot X and Y grid lines |
148 | int i; |
149 | if ((PlotGridX > 0) && ((PlotGridX * GraphPixelsPerPoint) > 1)) { |
150 | for(i = 40 + (GridOffset * GraphPixelsPerPoint); i < r.right(); i += (int)(PlotGridX * GraphPixelsPerPoint)) { |
151 | //SelectObject(hdc, GreyPenLite); |
152 | //MoveToEx(hdc, r.left + i, r.top, NULL); |
153 | //LineTo(hdc, r.left + i, r.bottom); |
154 | lightgreyPath.moveTo(r.left()+i,r.top()); |
155 | lightgreyPath.lineTo(r.left()+i,r.bottom()); |
156 | painter.drawPath(lightgreyPath); |
157 | } |
158 | } |
159 | if ((PlotGridY > 0) && ((PlotGridY * GraphPixelsPerPoint) > 1)){ |
160 | for(i = 0; i < ((r.top() + r.bottom())>>1); i += (int)(PlotGridY * GraphPixelsPerPoint)) { |
161 | lightgreyPath.moveTo(r.left() + 40,zeroHeight + i); |
162 | lightgreyPath.lineTo(r.right(),zeroHeight + i); |
163 | painter.drawPath(lightgreyPath); |
164 | lightgreyPath.moveTo(r.left() + 40,zeroHeight - i); |
165 | lightgreyPath.lineTo(r.right(),zeroHeight - i); |
166 | painter.drawPath(lightgreyPath); |
167 | } |
168 | } |
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169 | |
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170 | startMax = (GraphTraceLen - (int)((r.right() - r.left() - 40) / GraphPixelsPerPoint)); |
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171 | |
172 | if(startMax < 0) |
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173 | startMax = 0; |
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174 | |
175 | if(GraphStart > startMax) |
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176 | GraphStart = startMax; |
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177 | |
178 | int absYMax = 1; |
179 | |
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180 | for(i = GraphStart; ;i++) { |
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181 | |
182 | if(i >= GraphTraceLen) break; |
183 | |
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184 | if (fabs((double)GraphBuffer[i]) > absYMax) |
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185 | absYMax = (int)fabs((double)GraphBuffer[i]); |
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186 | |
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187 | int x = 40 + (int)((i - GraphStart)*GraphPixelsPerPoint); |
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188 | |
189 | if(x > r.right()) break; |
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190 | } |
191 | |
192 | absYMax = (int)(absYMax*1.2 + 1); |
193 | |
194 | // number of points that will be plotted |
195 | int span = (int)((r.right() - r.left()) / GraphPixelsPerPoint); |
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196 | |
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197 | // one label every 100 pixels, let us say |
198 | int labels = (r.right() - r.left() - 40) / 100; |
199 | if(labels <= 0) labels = 1; |
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200 | |
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201 | int pointsPerLabel = span / labels; |
202 | if(pointsPerLabel <= 0) pointsPerLabel = 1; |
203 | |
204 | int yMin = INT_MAX; |
205 | int yMax = INT_MIN; |
206 | int yMean = 0; |
207 | int n = 0; |
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208 | //int stt_x1 = 0, stt_x2 = 0; |
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209 | |
210 | for(i = GraphStart; ; i++) { |
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211 | if(i >= GraphTraceLen) break; |
212 | |
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213 | // x == pixel pos. |
214 | int x = 40 + (int)((i - GraphStart) * GraphPixelsPerPoint); |
215 | |
216 | // if x reaches end of box, stop loop |
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217 | if(x > r.right() + GraphPixelsPerPoint) break; |
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218 | |
219 | int y = GraphBuffer[i]; |
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220 | if(y < yMin) |
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221 | yMin = y; |
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222 | |
223 | if(y > yMax) |
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224 | yMax = y; |
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225 | |
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226 | yMean += y; |
227 | n++; |
228 | |
229 | y = (y * (r.top() - r.bottom()) / (2*absYMax)) + zeroHeight; |
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230 | |
231 | if(i == GraphStart) |
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232 | penPath.moveTo(x, y); |
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233 | else |
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234 | penPath.lineTo(x, y); |
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235 | |
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236 | |
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237 | // small white boxes (the dots on the signal) |
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238 | if(GraphPixelsPerPoint > 10) { |
239 | QRect f(QPoint(x - 3, y - 3),QPoint(x + 3, y + 3)); |
240 | painter.fillRect(f, brush); |
241 | } |
242 | |
243 | if(((i - GraphStart) % pointsPerLabel == 0) && i != GraphStart) { |
244 | whitePath.moveTo(x, zeroHeight - 3); |
245 | whitePath.lineTo(x, zeroHeight + 3); |
246 | |
247 | char str[100]; |
248 | sprintf(str, "+%d", (i - GraphStart)); |
249 | |
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250 | painter.setPen( QT_WHITE ); |
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251 | QRect size; |
252 | QFontMetrics metrics(painter.font()); |
253 | size = metrics.boundingRect(str); |
254 | painter.drawText(x - (size.right() - size.left()), zeroHeight + 9, str); |
255 | |
256 | penPath.moveTo(x,y); |
257 | } |
258 | |
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259 | if(i == CursorAPos || i == CursorBPos || i == CursorCPos || i == CursorDPos) { |
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260 | QPainterPath *cursorPath; |
261 | |
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262 | if ( i == CursorAPos ) |
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263 | cursorPath = &cursorAPath; |
a47ded5b |
264 | else if ( i == CursorBPos ) |
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265 | cursorPath = &cursorBPath; |
a47ded5b |
266 | else if ( i == CursorCPos ) |
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267 | cursorPath = &cursorCPath; |
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268 | else |
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269 | cursorPath = &cursorDPath; |
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270 | |
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271 | cursorPath->moveTo(x, r.top()); |
272 | cursorPath->lineTo(x, r.bottom()); |
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273 | penPath.moveTo(x, y); |
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274 | } |
275 | } |
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276 | |
277 | // Mark STT block in signal |
278 | if ( CursorCPos > 0 ){ |
279 | int foo = 40 + (int)((CursorCPos - GraphStart) * GraphPixelsPerPoint); |
280 | int bar = 40 + ((CursorDPos - GraphStart) * GraphPixelsPerPoint); |
281 | QRect r_stt(foo, r.top(), bar-foo, r.bottom() ); |
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282 | QBrush b_stt( QBrush( QT_ORANGE_TS )); |
283 | b_stt.setStyle(Qt::Dense1Pattern); |
284 | painter.setPen(Qt::NoPen); |
285 | painter.fillRect(r_stt, b_stt); |
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286 | } |
287 | |
288 | // Mark Clock pulse |
289 | //extern int PlotClock, PlockClockStartIndex; |
290 | if ( PlotClock > 0){ |
291 | for(int i = PlockClockStartIndex; ; i += PlotClock * 2) { |
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292 | |
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293 | if(i >= GraphTraceLen ) break; |
294 | if ((CursorCPos > 0) && (i >= CursorCPos)) break; |
295 | |
296 | int foo = 40 + (int)((i - GraphStart) * GraphPixelsPerPoint); |
297 | int bar = 40 + ((i + PlotClock - GraphStart) * GraphPixelsPerPoint); |
298 | QRect r_clock(foo, r.top(), bar-foo, r.bottom() ); |
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299 | |
300 | QBrush b_clk( QBrush( QT_RED_TS )); |
301 | b_clk.setStyle(Qt::Dense1Pattern); |
302 | painter.setPen(Qt::NoPen); |
303 | painter.fillRect(r_clock, b_clk); |
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304 | } |
305 | } |
306 | |
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307 | if(n != 0) |
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308 | yMean /= n; |
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309 | |
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310 | painter.setPen( QT_WHITE ); painter.drawPath(whitePath); |
311 | painter.setPen(pen); painter.drawPath(penPath); |
312 | painter.setPen( QT_YELLOW ); painter.drawPath(cursorAPath); |
313 | painter.setPen( QT_MAGENTA ); painter.drawPath(cursorBPath); |
314 | //painter.setPen( QT_ORANGE ); painter.drawPath(cursorCPath); |
315 | //painter.setPen( QT_LIGHTBLUE ); painter.drawPath(cursorDPath); |
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316 | |
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317 | char str[200]; |
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318 | 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) [Clock RF/%d]", |
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319 | GraphStart, yMax, yMin, yMean, n, GraphTraceLen, |
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320 | CursorBPos - CursorAPos, |
321 | (CursorBPos - CursorAPos)/CursorScaleFactor, |
322 | GraphPixelsPerPoint, |
323 | CursorAPos, |
324 | GraphBuffer[CursorAPos], |
325 | CursorBPos, |
326 | GraphBuffer[CursorBPos], |
327 | PlotGridXdefault, |
328 | PlotGridYdefault, |
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329 | GridLocked ? "Locked" : "Unlocked", |
330 | PlotClock |
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331 | ); |
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332 | |
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333 | painter.setPen( QT_WHITE ); |
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334 | painter.drawText(50, r.bottom() - 10, str); |
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335 | } |
336 | |
337 | ProxWidget::ProxWidget(QWidget *parent) : QWidget(parent), GraphStart(0), GraphPixelsPerPoint(1) |
338 | { |
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339 | resize(600, 300); |
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340 | |
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341 | QPalette palette( QT_BLACK_TS ); |
342 | palette.setColor(QPalette::WindowText, QT_WHITE ); |
343 | palette.setColor(QPalette::Text, QT_WHITE ); |
344 | palette.setColor(QPalette::Button, QT_GRAY ); |
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345 | setPalette(palette); |
346 | setAutoFillBackground(true); |
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347 | CursorAPos = 0; |
348 | CursorBPos = 0; |
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349 | PlotClock = 0; |
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350 | } |
351 | |
352 | void ProxWidget::closeEvent(QCloseEvent *event) |
353 | { |
354 | event->ignore(); |
355 | this->hide(); |
356 | } |
357 | |
358 | void ProxWidget::mouseMoveEvent(QMouseEvent *event) |
359 | { |
360 | int x = event->x(); |
361 | x -= 40; |
362 | x = (int)(x / GraphPixelsPerPoint); |
363 | x += GraphStart; |
364 | if((event->buttons() & Qt::LeftButton)) { |
365 | CursorAPos = x; |
366 | } else if (event->buttons() & Qt::RightButton) { |
367 | CursorBPos = x; |
368 | } |
369 | |
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370 | this->update(); |
371 | } |
372 | |
373 | void ProxWidget::keyPressEvent(QKeyEvent *event) |
374 | { |
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375 | int offset; |
376 | int gridchanged; |
377 | |
378 | gridchanged= 0; |
379 | |
380 | if(event->modifiers() & Qt::ShiftModifier) { |
381 | if (PlotGridX) |
382 | offset= PageWidth - (PageWidth % PlotGridX); |
383 | else |
384 | offset= PageWidth; |
ff2e9c1c |
385 | } else |
386 | if(event->modifiers() & Qt::ControlModifier) |
387 | offset= 1; |
388 | else |
389 | offset= (int)(20 / GraphPixelsPerPoint); |
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390 | |
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391 | switch(event->key()) { |
392 | case Qt::Key_Down: |
393 | if(GraphPixelsPerPoint <= 50) { |
394 | GraphPixelsPerPoint *= 2; |
395 | } |
396 | break; |
397 | |
398 | case Qt::Key_Up: |
399 | if(GraphPixelsPerPoint >= 0.02) { |
400 | GraphPixelsPerPoint /= 2; |
401 | } |
402 | break; |
403 | |
404 | case Qt::Key_Right: |
405 | if(GraphPixelsPerPoint < 20) { |
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406 | if (PlotGridX && GridLocked && GraphStart < startMax){ |
407 | GridOffset -= offset; |
408 | GridOffset %= PlotGridX; |
409 | gridchanged= 1; |
410 | } |
411 | GraphStart += offset; |
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412 | } else { |
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413 | if (PlotGridX && GridLocked && GraphStart < startMax){ |
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414 | GridOffset--; |
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415 | GridOffset %= PlotGridX; |
416 | gridchanged= 1; |
417 | } |
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418 | GraphStart++; |
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419 | } |
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420 | if(GridOffset < 0) { |
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421 | GridOffset += PlotGridX; |
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422 | } |
423 | if (gridchanged) |
424 | if (GraphStart > startMax) { |
425 | GridOffset += (GraphStart - startMax); |
426 | GridOffset %= PlotGridX; |
427 | } |
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428 | break; |
429 | |
430 | case Qt::Key_Left: |
431 | if(GraphPixelsPerPoint < 20) { |
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432 | if (PlotGridX && GridLocked && GraphStart > 0){ |
433 | GridOffset += offset; |
434 | GridOffset %= PlotGridX; |
435 | gridchanged= 1; |
436 | } |
437 | GraphStart -= offset; |
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438 | } else { |
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439 | if (PlotGridX && GridLocked && GraphStart > 0){ |
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440 | GridOffset++; |
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441 | GridOffset %= PlotGridX; |
442 | gridchanged= 1; |
443 | } |
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444 | GraphStart--; |
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445 | } |
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446 | if (gridchanged){ |
447 | if (GraphStart < 0) |
448 | GridOffset += GraphStart; |
449 | if(GridOffset < 0) |
450 | GridOffset += PlotGridX; |
451 | GridOffset %= PlotGridX; |
452 | } |
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453 | break; |
454 | |
455 | case Qt::Key_G: |
456 | if(PlotGridX || PlotGridY) { |
457 | PlotGridX= 0; |
458 | PlotGridY= 0; |
459 | } else { |
460 | PlotGridX= PlotGridXdefault; |
461 | PlotGridY= PlotGridYdefault; |
462 | } |
463 | break; |
464 | |
465 | case Qt::Key_H: |
466 | puts("Plot Window Keystrokes:\n"); |
ff2e9c1c |
467 | puts(" Key Action\n"); |
468 | puts(" DOWN Zoom in"); |
469 | puts(" G Toggle grid display"); |
470 | puts(" H Show help"); |
471 | puts(" L Toggle lock grid relative to samples"); |
472 | puts(" LEFT Move left"); |
473 | puts(" <CTL>LEFT Move left 1 sample"); |
474 | puts(" <SHIFT>LEFT Page left"); |
475 | puts(" LEFT-MOUSE-CLICK Set yellow cursor"); |
476 | puts(" Q Hide window"); |
477 | puts(" RIGHT Move right"); |
478 | puts(" <CTL>RIGHT Move right 1 sample"); |
479 | puts(" <SHIFT>RIGHT Page right"); |
480 | puts(" RIGHT-MOUSE-CLICK Set purple cursor"); |
481 | puts(" UP Zoom out"); |
7ddb9900 |
482 | puts(""); |
483 | puts("Use client window 'data help' for more plot commands\n"); |
484 | break; |
485 | |
486 | case Qt::Key_L: |
487 | GridLocked= !GridLocked; |
488 | break; |
489 | |
490 | case Qt::Key_Q: |
491 | this->hide(); |
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492 | break; |
493 | |
494 | default: |
495 | QWidget::keyPressEvent(event); |
496 | return; |
497 | break; |
498 | } |
499 | |
500 | this->update(); |
501 | } |