[proxmark3-svn] / client / proxguiqt.cpp

//-----------------------------------------------------------------------------
// Copyright (C) 2009 Michael Gernoth <michael at gernoth.net>
//
// This code is licensed to you under the terms of the GNU GPL, version 2 or,
// at your option, any later version. See the LICENSE.txt file for the text of
// the license.
//-----------------------------------------------------------------------------
// GUI (QT)
//-----------------------------------------------------------------------------

#include <iostream>
#include <QPainterPath>
#include <QBrush>
#include <QPen>
#include <QTimer>
#include <QCloseEvent>
#include <QMouseEvent>
#include <QKeyEvent>
#include <math.h>
#include <limits.h>
#include <stdio.h>
#include "proxguiqt.h"
#include "proxgui.h"

int GridOffset= 0;
bool GridLocked= 0;
int startMax;
int PageWidth;

void ProxGuiQT::ShowGraphWindow(void)
{
	emit ShowGraphWindowSignal();
}

void ProxGuiQT::RepaintGraphWindow(void)
{
	emit RepaintGraphWindowSignal();
}

void ProxGuiQT::HideGraphWindow(void)
{
	emit HideGraphWindowSignal();
}

void ProxGuiQT::_ShowGraphWindow(void)
{
	if(!plotapp)
		return;

	if (!plotwidget)
		plotwidget = new ProxWidget();

	plotwidget->show();
}

void ProxGuiQT::_RepaintGraphWindow(void)
{
	if (!plotapp || !plotwidget)
		return;

	plotwidget->update();
}

void ProxGuiQT::_HideGraphWindow(void)
{
	if (!plotapp || !plotwidget)
		return;

	plotwidget->hide();
}

void ProxGuiQT::MainLoop()
{
	plotapp = new QApplication(argc, argv);

	connect(this, SIGNAL(ShowGraphWindowSignal()), this, SLOT(_ShowGraphWindow()));
	connect(this, SIGNAL(RepaintGraphWindowSignal()), this, SLOT(_RepaintGraphWindow()));
	connect(this, SIGNAL(HideGraphWindowSignal()), this, SLOT(_HideGraphWindow()));

	plotapp->exec();
}

ProxGuiQT::ProxGuiQT(int argc, char **argv) : plotapp(NULL), plotwidget(NULL),
	argc(argc), argv(argv)
{
}

ProxGuiQT::~ProxGuiQT(void)
{
	if (plotwidget) {
		delete plotwidget;
		plotwidget = NULL;
	}

	if (plotapp) {
		plotapp->quit();
		delete plotapp;
		plotapp = NULL;
	}
}

void ProxWidget::paintEvent(QPaintEvent *event)
{
	QPainter painter(this);
	QPainterPath penPath, whitePath, greyPath, lightgreyPath, cursorAPath, cursorBPath;
	QRect r;
	QBrush brush(QColor(100, 255, 100));
	QPen pen(QColor(100, 255, 100));

	painter.setFont(QFont("Arial", 10));

	if(GraphStart < 0) {
		GraphStart = 0;
	}

	if (CursorAPos > GraphTraceLen)
		CursorAPos= 0;
	if(CursorBPos > GraphTraceLen)
		CursorBPos= 0;

	r = rect();

	painter.fillRect(r, QColor(0, 0, 0));

	whitePath.moveTo(r.left() + 40, r.top());
	whitePath.lineTo(r.left() + 40, r.bottom());

	int zeroHeight = r.top() + (r.bottom() - r.top()) / 2;

	greyPath.moveTo(r.left(), zeroHeight);
	greyPath.lineTo(r.right(), zeroHeight);
	painter.setPen(QColor(100, 100, 100));
	painter.drawPath(greyPath);

	PageWidth= (int)((r.right() - r.left() - 40) / GraphPixelsPerPoint);
	
        // plot X and Y grid lines
        int i;
        if ((PlotGridX > 0) && ((PlotGridX * GraphPixelsPerPoint) > 1)) {
        	for(i = 40 + (GridOffset * GraphPixelsPerPoint); i < r.right(); i += (int)(PlotGridX * GraphPixelsPerPoint)) {
        		//SelectObject(hdc, GreyPenLite);
        		//MoveToEx(hdc, r.left + i, r.top, NULL);
        		//LineTo(hdc, r.left + i, r.bottom);
        		lightgreyPath.moveTo(r.left()+i,r.top());
			lightgreyPath.lineTo(r.left()+i,r.bottom());
			painter.drawPath(lightgreyPath);
        	} 
        } 
        if ((PlotGridY > 0) && ((PlotGridY * GraphPixelsPerPoint) > 1)){
        	for(i = 0; i < ((r.top() + r.bottom())>>1); i += (int)(PlotGridY * GraphPixelsPerPoint)) {
       			lightgreyPath.moveTo(r.left() + 40,zeroHeight + i);
			lightgreyPath.lineTo(r.right(),zeroHeight + i);
			painter.drawPath(lightgreyPath);
        		lightgreyPath.moveTo(r.left() + 40,zeroHeight - i);
			lightgreyPath.lineTo(r.right(),zeroHeight - i);
			painter.drawPath(lightgreyPath);
        	}
        }

	startMax = (GraphTraceLen - (int)((r.right() - r.left() - 40) / GraphPixelsPerPoint));
	if(startMax < 0) {
		startMax = 0;
	}
	if(GraphStart > startMax) {
		GraphStart = startMax;
	}

	int absYMax = 1;

	for(i = GraphStart; ; i++) {
		if(i >= GraphTraceLen) {
			break;
		}
		if(fabs((double)GraphBuffer[i]) > absYMax) {
			absYMax = (int)fabs((double)GraphBuffer[i]);
		}
		int x = 40 + (int)((i - GraphStart)*GraphPixelsPerPoint);
		if(x > r.right()) {
			break;
		}
	}

	absYMax = (int)(absYMax*1.2 + 1);
	
	// number of points that will be plotted
	int span = (int)((r.right() - r.left()) / GraphPixelsPerPoint);
	// one label every 100 pixels, let us say
	int labels = (r.right() - r.left() - 40) / 100;
	if(labels <= 0) labels = 1;
	int pointsPerLabel = span / labels;
	if(pointsPerLabel <= 0) pointsPerLabel = 1;

	int yMin = INT_MAX;
	int yMax = INT_MIN;
	int yMean = 0;
	int n = 0;

	for(i = GraphStart; ; i++) {
		if(i >= GraphTraceLen) {
			break;
		}
		int x = 40 + (int)((i - GraphStart)*GraphPixelsPerPoint);
		if(x > r.right() + GraphPixelsPerPoint) {
			break;
		}

		int y = GraphBuffer[i];
		if(y < yMin) {
			yMin = y;
		}
		if(y > yMax) {
			yMax = y;
		}
		yMean += y;
		n++;

		y = (y * (r.top() - r.bottom()) / (2*absYMax)) + zeroHeight;
		if(i == GraphStart) {
			penPath.moveTo(x, y);
		} else {
			penPath.lineTo(x, y);
		}

		if(GraphPixelsPerPoint > 10) {
			QRect f(QPoint(x - 3, y - 3),QPoint(x + 3, y + 3));
			painter.fillRect(f, brush);
		}

		if(((i - GraphStart) % pointsPerLabel == 0) && i != GraphStart) {
			whitePath.moveTo(x, zeroHeight - 3);
			whitePath.lineTo(x, zeroHeight + 3);

			char str[100];
			sprintf(str, "+%d", (i - GraphStart));

			painter.setPen(QColor(255, 255, 255));
			QRect size;
			QFontMetrics metrics(painter.font());
			size = metrics.boundingRect(str);
			painter.drawText(x - (size.right() - size.left()), zeroHeight + 9, str);

			penPath.moveTo(x,y);
		}

		if(i == CursorAPos || i == CursorBPos) {
			QPainterPath *cursorPath;

			if(i == CursorAPos) {
				cursorPath = &cursorAPath;
			} else {
				cursorPath = &cursorBPath;
			}
			cursorPath->moveTo(x, r.top());
			cursorPath->lineTo(x, r.bottom());
			penPath.moveTo(x, y);
		}
	}

	if(n != 0) {
		yMean /= n;
	}

	painter.setPen(QColor(255, 255, 255));
	painter.drawPath(whitePath);
	painter.setPen(pen);
	painter.drawPath(penPath);
	painter.setPen(QColor(255, 255, 0));
	painter.drawPath(cursorAPath);
	painter.setPen(QColor(255, 0, 255));
	painter.drawPath(cursorBPath);

	char str[200];
	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)",
			GraphStart, yMax, yMin, yMean, n, GraphTraceLen,
			CursorBPos - CursorAPos, (CursorBPos - CursorAPos)/CursorScaleFactor,GraphPixelsPerPoint,CursorAPos,GraphBuffer[CursorAPos],CursorBPos,GraphBuffer[CursorBPos],PlotGridXdefault,PlotGridYdefault,GridLocked?"Locked":"Unlocked");

	painter.setPen(QColor(255, 255, 255));
	painter.drawText(50, r.bottom() - 20, str);
}

ProxWidget::ProxWidget(QWidget *parent) : QWidget(parent), GraphStart(0), GraphPixelsPerPoint(1)
{
	resize(600, 500);

	QPalette palette(QColor(0,0,0,0));
	palette.setColor(QPalette::WindowText, QColor(255,255,255));
	palette.setColor(QPalette::Text, QColor(255,255,255));
	palette.setColor(QPalette::Button, QColor(100, 100, 100));
	setPalette(palette);
	setAutoFillBackground(true);
}

void ProxWidget::closeEvent(QCloseEvent *event)
{
	event->ignore();
	this->hide();
}

void ProxWidget::mouseMoveEvent(QMouseEvent *event)
{
	int x = event->x();
	x -= 40;
	x = (int)(x / GraphPixelsPerPoint);
	x += GraphStart;
	if((event->buttons() & Qt::LeftButton)) {
		CursorAPos = x;
	} else if (event->buttons() & Qt::RightButton) {
		CursorBPos = x;
	}


	this->update();
}

void ProxWidget::keyPressEvent(QKeyEvent *event)
{
	int	offset;
	int	gridchanged;

	gridchanged= 0;

	if(event->modifiers() & Qt::ShiftModifier) {
		if (PlotGridX)
			offset= PageWidth - (PageWidth % PlotGridX);
		else
			offset= PageWidth;
	} else 
		if(event->modifiers() & Qt::ControlModifier)
			offset= 1;
		else
			offset= (int)(20 / GraphPixelsPerPoint);

	switch(event->key()) {
		case Qt::Key_Down:
			if(GraphPixelsPerPoint <= 50) {
				GraphPixelsPerPoint *= 2;
			}
			break;

		case Qt::Key_Up:
			if(GraphPixelsPerPoint >= 0.02) {
				GraphPixelsPerPoint /= 2;
			}
			break;

		case Qt::Key_Right:
			if(GraphPixelsPerPoint < 20) {
				if (PlotGridX && GridLocked && GraphStart < startMax){
					GridOffset -= offset;
					GridOffset %= PlotGridX;
					gridchanged= 1;
				}
				GraphStart += offset;
			} else {
				if (PlotGridX && GridLocked && GraphStart < startMax){
					GridOffset--;
					GridOffset %= PlotGridX;
					gridchanged= 1;
				}
				GraphStart++;
			}
			if(GridOffset < 0) {
				GridOffset += PlotGridX;
			}
			if (gridchanged)
				if (GraphStart > startMax) {
					GridOffset += (GraphStart - startMax);
					GridOffset %= PlotGridX;
				}
			break;

		case Qt::Key_Left:
			if(GraphPixelsPerPoint < 20) {
				if (PlotGridX && GridLocked && GraphStart > 0){
					GridOffset += offset;
					GridOffset %= PlotGridX;
					gridchanged= 1;
				}
				GraphStart -= offset;
			} else {
				if (PlotGridX && GridLocked && GraphStart > 0){
					GridOffset++;
					GridOffset %= PlotGridX;
					gridchanged= 1;
				}
				GraphStart--;
			}
			if (gridchanged){
				if (GraphStart < 0)
					GridOffset += GraphStart;
				if(GridOffset < 0)
					GridOffset += PlotGridX;
			GridOffset %= PlotGridX;
			}
			break;

		case Qt::Key_G:
			if(PlotGridX || PlotGridY) {
				PlotGridX= 0;
				PlotGridY= 0;
			} else {
				PlotGridX= PlotGridXdefault;
				PlotGridY= PlotGridYdefault;
				}
			break;

		case Qt::Key_H:
			puts("Plot Window Keystrokes:\n");
			puts(" Key                      Action\n");
			puts(" DOWN                     Zoom in");
			puts(" G                        Toggle grid display");
			puts(" H                        Show help");
			puts(" L                        Toggle lock grid relative to samples");
			puts(" LEFT                     Move left");
			puts(" <CTL>LEFT                Move left 1 sample");
			puts(" <SHIFT>LEFT              Page left");
			puts(" LEFT-MOUSE-CLICK         Set yellow cursor");
			puts(" Q                        Hide window");
			puts(" RIGHT                    Move right");
			puts(" <CTL>RIGHT               Move right 1 sample");
			puts(" <SHIFT>RIGHT             Page right");
			puts(" RIGHT-MOUSE-CLICK        Set purple cursor");
			puts(" UP                       Zoom out");
			puts("");
			puts("Use client window 'data help' for more plot commands\n");
			break;

		case Qt::Key_L:
			GridLocked= !GridLocked;
			break;

		case Qt::Key_Q:
			this->hide();
			break;

		default:
			QWidget::keyPressEvent(event);
			return;
			break;
	}

	this->update();
}
Commit	Line	Data
a553f267	1	//-----------------------------------------------------------------------------
212ef3a0	2	// Copyright (C) 2009 Michael Gernoth <michael at gernoth.net>
212ef3a0	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	//-----------------------------------------------------------------------------
	10
6658905f	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>
c86cc308	21	#include <stdio.h>
6658905f	22	#include "proxguiqt.h"
	23	#include "proxgui.h"
	24
7ddb9900	25	int GridOffset= 0;
	26	bool GridLocked= 0;
	27	int startMax;
18856d88	28	int PageWidth;
7ddb9900	29
6658905f	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),
	84	argc(argc), argv(argv)
	85	{
	86	}
	87
	88	ProxGuiQT::~ProxGuiQT(void)
	89	{
	90	if (plotwidget) {
	91	delete plotwidget;
	92	plotwidget = NULL;
	93	}
94
95	if (plotapp) {
96	plotapp->quit();
97	delete plotapp;
98	plotapp = NULL;
99	}
100	}
101
102	void ProxWidget::paintEvent(QPaintEvent *event)
103	{
104	QPainter painter(this);
f4434ad2	105	QPainterPath penPath, whitePath, greyPath, lightgreyPath, cursorAPath, cursorBPath;
6658905f	106	QRect r;
	107	QBrush brush(QColor(100, 255, 100));
	108	QPen pen(QColor(100, 255, 100));
	109
	110	painter.setFont(QFont("Arial", 10));
	111
	112	if(GraphStart < 0) {
	113	GraphStart = 0;
	114	}
	115
0bf5872f	116	if (CursorAPos > GraphTraceLen)
	117	CursorAPos= 0;
	118	if(CursorBPos > GraphTraceLen)
	119	CursorBPos= 0;
	120
6658905f	121	r = rect();
	122
	123	painter.fillRect(r, QColor(0, 0, 0));
	124
	125	whitePath.moveTo(r.left() + 40, r.top());
	126	whitePath.lineTo(r.left() + 40, r.bottom());
	127
	128	int zeroHeight = r.top() + (r.bottom() - r.top()) / 2;
	129
	130	greyPath.moveTo(r.left(), zeroHeight);
	131	greyPath.lineTo(r.right(), zeroHeight);
	132	painter.setPen(QColor(100, 100, 100));
	133	painter.drawPath(greyPath);
f4434ad2	134
18856d88	135	PageWidth= (int)((r.right() - r.left() - 40) / GraphPixelsPerPoint);
18856d88	136
f4434ad2	137	// plot X and Y grid lines
	138	int i;
	139	if ((PlotGridX > 0) && ((PlotGridX * GraphPixelsPerPoint) > 1)) {
3bc2349d	140	for(i = 40 + (GridOffset * GraphPixelsPerPoint); i < r.right(); i += (int)(PlotGridX * GraphPixelsPerPoint)) {
f4434ad2	141	//SelectObject(hdc, GreyPenLite);
	142	//MoveToEx(hdc, r.left + i, r.top, NULL);
	143	//LineTo(hdc, r.left + i, r.bottom);
	144	lightgreyPath.moveTo(r.left()+i,r.top());
	145	lightgreyPath.lineTo(r.left()+i,r.bottom());
	146	painter.drawPath(lightgreyPath);
18856d88	147	}
f4434ad2	148	}
	149	if ((PlotGridY > 0) && ((PlotGridY * GraphPixelsPerPoint) > 1)){
	150	for(i = 0; i < ((r.top() + r.bottom())>>1); i += (int)(PlotGridY * GraphPixelsPerPoint)) {
ff8216cb	151	lightgreyPath.moveTo(r.left() + 40,zeroHeight + i);
f4434ad2	152	lightgreyPath.lineTo(r.right(),zeroHeight + i);
f4434ad2	153	painter.drawPath(lightgreyPath);
ff8216cb	154	lightgreyPath.moveTo(r.left() + 40,zeroHeight - i);
f4434ad2	155	lightgreyPath.lineTo(r.right(),zeroHeight - i);
f4434ad2	156	painter.drawPath(lightgreyPath);
f4434ad2	157	}
18856d88	158	}
18856d88	159
7ddb9900	160	startMax = (GraphTraceLen - (int)((r.right() - r.left() - 40) / GraphPixelsPerPoint));
6658905f	161	if(startMax < 0) {
	162	startMax = 0;
	163	}
	164	if(GraphStart > startMax) {
	165	GraphStart = startMax;
	166	}
	167
	168	int absYMax = 1;
	169
6658905f	170	for(i = GraphStart; ; i++) {
	171	if(i >= GraphTraceLen) {
	172	break;
	173	}
	174	if(fabs((double)GraphBuffer[i]) > absYMax) {
	175	absYMax = (int)fabs((double)GraphBuffer[i]);
	176	}
	177	int x = 40 + (int)((i - GraphStart)*GraphPixelsPerPoint);
	178	if(x > r.right()) {
	179	break;
	180	}
	181	}
	182
	183	absYMax = (int)(absYMax*1.2 + 1);
	184
	185	// number of points that will be plotted
	186	int span = (int)((r.right() - r.left()) / GraphPixelsPerPoint);
	187	// one label every 100 pixels, let us say
	188	int labels = (r.right() - r.left() - 40) / 100;
	189	if(labels <= 0) labels = 1;
	190	int pointsPerLabel = span / labels;
	191	if(pointsPerLabel <= 0) pointsPerLabel = 1;
	192
	193	int yMin = INT_MAX;
	194	int yMax = INT_MIN;
	195	int yMean = 0;
	196	int n = 0;
	197
	198	for(i = GraphStart; ; i++) {
	199	if(i >= GraphTraceLen) {
	200	break;
	201	}
	202	int x = 40 + (int)((i - GraphStart)*GraphPixelsPerPoint);
	203	if(x > r.right() + GraphPixelsPerPoint) {
	204	break;
	205	}
	206
	207	int y = GraphBuffer[i];
	208	if(y < yMin) {
	209	yMin = y;
	210	}
	211	if(y > yMax) {
	212	yMax = y;
	213	}
	214	yMean += y;
	215	n++;
	216
	217	y = (y * (r.top() - r.bottom()) / (2*absYMax)) + zeroHeight;
	218	if(i == GraphStart) {
	219	penPath.moveTo(x, y);
	220	} else {
	221	penPath.lineTo(x, y);
	222	}
	223
	224	if(GraphPixelsPerPoint > 10) {
	225	QRect f(QPoint(x - 3, y - 3),QPoint(x + 3, y + 3));
	226	painter.fillRect(f, brush);
	227	}
	228
	229	if(((i - GraphStart) % pointsPerLabel == 0) && i != GraphStart) {
	230	whitePath.moveTo(x, zeroHeight - 3);
	231	whitePath.lineTo(x, zeroHeight + 3);
	232
	233	char str[100];
234	sprintf(str, "+%d", (i - GraphStart));
235
236	painter.setPen(QColor(255, 255, 255));
237	QRect size;
238	QFontMetrics metrics(painter.font());
239	size = metrics.boundingRect(str);
240	painter.drawText(x - (size.right() - size.left()), zeroHeight + 9, str);
241
242	penPath.moveTo(x,y);
243	}
244
245	if(i == CursorAPos \|\| i == CursorBPos) {
246	QPainterPath *cursorPath;
247
248	if(i == CursorAPos) {
249	cursorPath = &cursorAPath;
250	} else {
251	cursorPath = &cursorBPath;
252	}
253	cursorPath->moveTo(x, r.top());
254	cursorPath->lineTo(x, r.bottom());
255	penPath.moveTo(x, y);
256	}
257	}
258
259	if(n != 0) {
260	yMean /= n;
261	}
262
263	painter.setPen(QColor(255, 255, 255));
264	painter.drawPath(whitePath);
265	painter.setPen(pen);
266	painter.drawPath(penPath);
267	painter.setPen(QColor(255, 255, 0));
268	painter.drawPath(cursorAPath);
269	painter.setPen(QColor(255, 0, 255));
270	painter.drawPath(cursorBPath);
271
346ad5fb	272	char str[200];
ff2e9c1c	273	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)",
6658905f	274	GraphStart, yMax, yMin, yMean, n, GraphTraceLen,
ff2e9c1c	275	CursorBPos - CursorAPos, (CursorBPos - CursorAPos)/CursorScaleFactor,GraphPixelsPerPoint,CursorAPos,GraphBuffer[CursorAPos],CursorBPos,GraphBuffer[CursorBPos],PlotGridXdefault,PlotGridYdefault,GridLocked?"Locked":"Unlocked");
6658905f	276
	277	painter.setPen(QColor(255, 255, 255));
	278	painter.drawText(50, r.bottom() - 20, str);
	279	}
	280
	281	ProxWidget::ProxWidget(QWidget *parent) : QWidget(parent), GraphStart(0), GraphPixelsPerPoint(1)
	282	{
	283	resize(600, 500);
	284
	285	QPalette palette(QColor(0,0,0,0));
	286	palette.setColor(QPalette::WindowText, QColor(255,255,255));
	287	palette.setColor(QPalette::Text, QColor(255,255,255));
	288	palette.setColor(QPalette::Button, QColor(100, 100, 100));
	289	setPalette(palette);
	290	setAutoFillBackground(true);
	291	}
	292
	293	void ProxWidget::closeEvent(QCloseEvent *event)
	294	{
	295	event->ignore();
	296	this->hide();
	297	}
	298
	299	void ProxWidget::mouseMoveEvent(QMouseEvent *event)
	300	{
	301	int x = event->x();
	302	x -= 40;
	303	x = (int)(x / GraphPixelsPerPoint);
	304	x += GraphStart;
	305	if((event->buttons() & Qt::LeftButton)) {
	306	CursorAPos = x;
	307	} else if (event->buttons() & Qt::RightButton) {
	308	CursorBPos = x;
	309	}
	310
	311
	312	this->update();
	313	}
	314
	315	void ProxWidget::keyPressEvent(QKeyEvent *event)
	316	{
18856d88	317	int offset;
	318	int gridchanged;
	319
	320	gridchanged= 0;
	321
	322	if(event->modifiers() & Qt::ShiftModifier) {
	323	if (PlotGridX)
	324	offset= PageWidth - (PageWidth % PlotGridX);
	325	else
	326	offset= PageWidth;
ff2e9c1c	327	} else
	328	if(event->modifiers() & Qt::ControlModifier)
	329	offset= 1;
	330	else
	331	offset= (int)(20 / GraphPixelsPerPoint);
18856d88	332
6658905f	333	switch(event->key()) {
	334	case Qt::Key_Down:
	335	if(GraphPixelsPerPoint <= 50) {
	336	GraphPixelsPerPoint *= 2;
	337	}
	338	break;
	339
	340	case Qt::Key_Up:
	341	if(GraphPixelsPerPoint >= 0.02) {
	342	GraphPixelsPerPoint /= 2;
	343	}
	344	break;
	345
	346	case Qt::Key_Right:
	347	if(GraphPixelsPerPoint < 20) {
18856d88	348	if (PlotGridX && GridLocked && GraphStart < startMax){
	349	GridOffset -= offset;
	350	GridOffset %= PlotGridX;
	351	gridchanged= 1;
	352	}
	353	GraphStart += offset;
6658905f	354	} else {
18856d88	355	if (PlotGridX && GridLocked && GraphStart < startMax){
7ddb9900	356	GridOffset--;
18856d88	357	GridOffset %= PlotGridX;
	358	gridchanged= 1;
	359	}
3bc2349d	360	GraphStart++;
6658905f	361	}
18856d88	362	if(GridOffset < 0) {
7ddb9900	363	GridOffset += PlotGridX;
18856d88	364	}
	365	if (gridchanged)
	366	if (GraphStart > startMax) {
	367	GridOffset += (GraphStart - startMax);
	368	GridOffset %= PlotGridX;
	369	}
6658905f	370	break;
	371
	372	case Qt::Key_Left:
	373	if(GraphPixelsPerPoint < 20) {
18856d88	374	if (PlotGridX && GridLocked && GraphStart > 0){
	375	GridOffset += offset;
	376	GridOffset %= PlotGridX;
	377	gridchanged= 1;
	378	}
	379	GraphStart -= offset;
6658905f	380	} else {
18856d88	381	if (PlotGridX && GridLocked && GraphStart > 0){
7ddb9900	382	GridOffset++;
18856d88	383	GridOffset %= PlotGridX;
	384	gridchanged= 1;
	385	}
3bc2349d	386	GraphStart--;
6658905f	387	}
18856d88	388	if (gridchanged){
	389	if (GraphStart < 0)
	390	GridOffset += GraphStart;
	391	if(GridOffset < 0)
	392	GridOffset += PlotGridX;
	393	GridOffset %= PlotGridX;
	394	}
7ddb9900	395	break;
	396
	397	case Qt::Key_G:
	398	if(PlotGridX \|\| PlotGridY) {
	399	PlotGridX= 0;
	400	PlotGridY= 0;
	401	} else {
	402	PlotGridX= PlotGridXdefault;
	403	PlotGridY= PlotGridYdefault;
	404	}
	405	break;
	406
	407	case Qt::Key_H:
	408	puts("Plot Window Keystrokes:\n");
ff2e9c1c	409	puts(" Key Action\n");
	410	puts(" DOWN Zoom in");
	411	puts(" G Toggle grid display");
	412	puts(" H Show help");
	413	puts(" L Toggle lock grid relative to samples");
	414	puts(" LEFT Move left");
	415	puts(" <CTL>LEFT Move left 1 sample");
	416	puts(" <SHIFT>LEFT Page left");
	417	puts(" LEFT-MOUSE-CLICK Set yellow cursor");
	418	puts(" Q Hide window");
	419	puts(" RIGHT Move right");
	420	puts(" <CTL>RIGHT Move right 1 sample");
	421	puts(" <SHIFT>RIGHT Page right");
	422	puts(" RIGHT-MOUSE-CLICK Set purple cursor");
	423	puts(" UP Zoom out");
7ddb9900	424	puts("");
	425	puts("Use client window 'data help' for more plot commands\n");
	426	break;
	427
	428	case Qt::Key_L:
	429	GridLocked= !GridLocked;
	430	break;
	431
	432	case Qt::Key_Q:
	433	this->hide();
6658905f	434	break;
	435
	436	default:
	437	QWidget::keyPressEvent(event);
	438	return;
	439	break;
	440	}
	441
	442	this->update();
	443	}