[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 <QHBoxLayout>
#include <string.h>
#include "proxguiqt.h"
#include "proxgui.h"
#include <QtGui>
//#include <ctime>


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) {
		//plotwidget->close();
		delete plotwidget;
		plotwidget = NULL;
	}

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

//--------------------
void ProxWidget::applyOperation()
{
	printf("ApplyOperation()");
	save_restoreGB(1);
	memcpy(GraphBuffer,s_Buff, sizeof(int) * GraphTraceLen);
	RepaintGraphWindow();

}
void ProxWidget::stickOperation()
{
	save_restoreGB(0);
	printf("stickOperation()");
}
void ProxWidget::vchange_autocorr(int v)
{
	autoCorr(GraphBuffer,s_Buff, GraphTraceLen, v);
	printf("vchange_autocorr(%d)\n", v);
	RepaintGraphWindow();
}
void ProxWidget::vchange_dthr_up(int v)
{
	int down = opsController->horizontalSlider_dirthr_down->value();
	directionalThreshold(GraphBuffer,s_Buff, GraphTraceLen, v, down);
	printf("vchange_dthr_up(%d)", v);
	RepaintGraphWindow();

}
void ProxWidget::vchange_dthr_down(int v)
{
	printf("vchange_dthr_down(%d)", v);
	int up = opsController->horizontalSlider_dirthr_up->value();
	directionalThreshold(GraphBuffer,s_Buff, GraphTraceLen, v, up);
	RepaintGraphWindow();

}
ProxWidget::ProxWidget(QWidget *parent, ProxGuiQT *master) : QWidget(parent)
{
	this->master = master;
	resize(800,500);

	/** Setup the controller widget **/

	QWidget* controlWidget = new QWidget();
	opsController = new Ui::Form();
	opsController->setupUi(controlWidget);
	//Due to quirks in QT Designer, we need to fiddle a bit
	opsController->horizontalSlider_dirthr_down->setMinimum(-128);
	opsController->horizontalSlider_dirthr_down->setMaximum(0);
	opsController->horizontalSlider_dirthr_down->setValue(-20);


	QObject::connect(opsController->pushButton_apply, SIGNAL(clicked()), this, SLOT(applyOperation()));
	QObject::connect(opsController->pushButton_sticky, SIGNAL(clicked()), this, SLOT(stickOperation()));
	QObject::connect(opsController->horizontalSlider_window, SIGNAL(valueChanged(int)), this, SLOT(vchange_autocorr(int)));
	QObject::connect(opsController->horizontalSlider_dirthr_up, SIGNAL(valueChanged(int)), this, SLOT(vchange_dthr_up(int)));
	QObject::connect(opsController->horizontalSlider_dirthr_down, SIGNAL(valueChanged(int)), this, SLOT(vchange_dthr_down(int)));

	controlWidget->show();

	// Set up the plot widget, which does the actual plotting

	plot = new Plot(this);
	/*
	QSlider* slider = new QSlider(Qt::Horizontal);
	slider->setFocusPolicy(Qt::StrongFocus);
	slider->setTickPosition(QSlider::TicksBothSides);
	slider->setTickInterval(10);
	slider->setSingleStep(1);
	*/
	QVBoxLayout *layout = new QVBoxLayout;
	//layout->addWidget(slider);
	layout->addWidget(plot);
	setLayout(layout);
	//printf("Proxwidget Constructor just set layout\r\n");
}


//----------- Plotting

int Plot::xCoordOf(int i, QRect r )
{
	return r.left() + (int)((i - GraphStart)*GraphPixelsPerPoint);
}

int Plot::yCoordOf(int v, QRect r, int maxVal)
{
	int z = (r.bottom() - r.top())/2;
	return -(z * v) / maxVal + z;
}

int Plot::valueOf_yCoord(int y, QRect r, int maxVal)
{
	int z = (r.bottom() - r.top())/2;
	return (y-z) * maxVal / z;
}
static const QColor GREEN = QColor(100,255,100);
static const QColor RED   = QColor(255,100,100);
static const QColor BLUE  = QColor(100,100,255);
static const QColor GRAY = QColor(240,240,240);

QColor Plot::getColor(int graphNum)
{
	switch (graphNum) {
	case 0: return GREEN;  //Green
	case 1: return RED;    //Red
	case 2: return BLUE;   //Blue
	default: return GRAY;  //Gray
	}
}

void Plot::PlotDemod(uint8_t *buffer, size_t len, QRect plotRect, QRect annotationRect, QPainter *painter, int graphNum, int plotOffset)
{
	if (len == 0 || PlotGridX <= 0) return;
	//clock_t begin = clock();
	QPainterPath penPath;

	int grid_delta_x = PlotGridX;
	int first_delta_x = grid_delta_x; //(plotOffset > 0) ? PlotGridX : (PlotGridX +);
	if (GraphStart > plotOffset) first_delta_x -= (GraphStart-plotOffset);
	int DemodStart = GraphStart;
	if (plotOffset > GraphStart) DemodStart = plotOffset;

	int BitStart = 0;
	// round down
	if (DemodStart-plotOffset > 0) BitStart = (int)(((DemodStart-plotOffset)+(PlotGridX-1))/PlotGridX)-1;
	first_delta_x += BitStart * PlotGridX;
	if (BitStart > len) return;
	int delta_x = 0;
	int v = 0;
	//printf("first_delta_x %i, grid_delta_x %i, DemodStart %i, BitStart %i\n",first_delta_x,grid_delta_x,DemodStart, BitStart);

	painter->setPen(getColor(graphNum));
	char str[5];
  int absVMax = (int)(100*1.05+1);
	int x = xCoordOf(DemodStart, plotRect);
	int y = yCoordOf((buffer[BitStart]*200-100)*-1,plotRect,absVMax);
	penPath.moveTo(x, y);
	delta_x = 0;
	int clk = first_delta_x;
	for(int i = BitStart; i < len && xCoordOf(delta_x+DemodStart, plotRect) < plotRect.right(); i++) {
		for (int ii = 0; ii < (clk) && i < len && xCoordOf(DemodStart+delta_x+ii, plotRect) < plotRect.right() ; ii++ ) {
			x = xCoordOf(DemodStart+delta_x+ii, plotRect);
			v = buffer[i]*200-100;

			y = yCoordOf( v, plotRect, absVMax);

			penPath.lineTo(x, y);

			if(GraphPixelsPerPoint > 10) {
				QRect f(QPoint(x - 3, y - 3),QPoint(x + 3, y + 3));
				painter->fillRect(f, QColor(100, 255, 100));
			}
			if (ii == (int)clk/2) {
				//print label
				sprintf(str, "%u",buffer[i]);
				painter->drawText(x-8, y + ((buffer[i] > 0) ? 18 : -6), str);
			}
		}
		delta_x += clk;
		clk = grid_delta_x;
	}

	//Graph annotations
	painter->drawPath(penPath);
}

void Plot::PlotGraph(int *buffer, int len, QRect plotRect, QRect annotationRect, QPainter *painter, int graphNum)
{
	if (len == 0) return;
	//clock_t begin = clock();
	QPainterPath penPath;

	startMax = (len - (int)((plotRect.right() - plotRect.left() - 40) / GraphPixelsPerPoint));
	if(startMax < 0) {
		startMax = 0;
	}
	if(GraphStart > startMax) {
		GraphStart = startMax;
	}
	if (GraphStart > len) return;
	int vMin = INT_MAX, vMax = INT_MIN, vMean = 0, v = 0, absVMax = 0;
	int sample_index = GraphStart ;
	for( ; sample_index < len && xCoordOf(sample_index,plotRect) < plotRect.right() ; sample_index++) {

		v = buffer[sample_index];
		if(v < vMin) vMin = v;
		if(v > vMax) vMax = v;
		vMean += v;
	}

	vMean /= (sample_index - GraphStart);

	if(fabs( (double) vMin) > absVMax) absVMax = (int)fabs( (double) vMin);
	if(fabs( (double) vMax) > absVMax) absVMax = (int)fabs( (double) vMax);
	absVMax = (int)(absVMax*1.25 + 1);
	// number of points that will be plotted
	int span = (int)((plotRect.right() - plotRect.left()) / GraphPixelsPerPoint);
	// one label every 100 pixels, let us say
	int labels = (plotRect.right() - plotRect.left() - 40) / 100;
	if(labels <= 0) labels = 1;
	int pointsPerLabel = span / labels;
	if(pointsPerLabel <= 0) pointsPerLabel = 1;

	int x = xCoordOf(GraphStart, plotRect);
	int y = yCoordOf(buffer[GraphStart],plotRect,absVMax);
	penPath.moveTo(x, y);
	for(int i = GraphStart; i < len && xCoordOf(i, plotRect) < plotRect.right(); i++) {

		x = xCoordOf(i, plotRect);
		v = buffer[i];

		y = yCoordOf( v, plotRect, absVMax);//(y * (r.top() - r.bottom()) / (2*absYMax)) + zeroHeight;

		penPath.lineTo(x, y);

		if(GraphPixelsPerPoint > 10) {
			QRect f(QPoint(x - 3, y - 3),QPoint(x + 3, y + 3));
			painter->fillRect(f, QColor(100, 255, 100));
		}
	}

	painter->setPen(getColor(graphNum));

	//Draw y-axis
	int xo = 5+(graphNum*40);
	painter->drawLine(xo, plotRect.top(),xo, plotRect.bottom());

	int vMarkers = (absVMax - (absVMax % 10)) / 5;
	int minYDist = 40; //Minimum pixel-distance between markers

	char yLbl[20];

	int n = 0;
	int lasty0 = 65535;

	for(int v = vMarkers; yCoordOf(v,plotRect,absVMax) > plotRect.top() && n < 20; v+= vMarkers ,n++)
	{
		int y0 = yCoordOf(v,plotRect,absVMax);
		int y1 = yCoordOf(-v,plotRect,absVMax);

		if(lasty0 - y0 < minYDist) continue;

		painter->drawLine(xo-5,y0, xo+5, y0);

		sprintf(yLbl, "%d", v);
		painter->drawText(xo+8,y0+7,yLbl);

		painter->drawLine(xo-5, y1, xo+5, y1);
		sprintf(yLbl, "%d",-v);
		painter->drawText(xo+8, y1+5 , yLbl);
		lasty0 = y0;
	}

	//Graph annotations
	painter->drawPath(penPath);
	char str[200];
	sprintf(str, "max=%d  min=%d  mean=%d  n=%d/%d  CursorAVal=[%d]  CursorBVal=[%d]",
			vMax, vMin, vMean, sample_index, len, buffer[CursorAPos], buffer[CursorBPos]);
	painter->drawText(20, annotationRect.bottom() - 23 - 20 * graphNum, str);

	//clock_t end = clock();
	//double elapsed_secs = double(end - begin) / CLOCKS_PER_SEC;
	//printf("Plot time %f\n", elapsed_secs);
}

void Plot::plotGridLines(QPainter* painter,QRect r)
{
	int zeroHeight = r.top() + (r.bottom() - r.top()) / 2;

	int i;
	int grid_delta_x = (int) (PlotGridX * GraphPixelsPerPoint);
	int grid_delta_y = (int) (PlotGridY * GraphPixelsPerPoint);
	if ((PlotGridX > 0) && ((PlotGridX * GraphPixelsPerPoint) > 1)) {
		for(i = (GridOffset * GraphPixelsPerPoint); i < r.right(); i += grid_delta_x) {
			painter->drawLine(r.left()+i, r.top(), r.left()+i, r.bottom());
		} 
	} 
	if ((PlotGridY > 0) && ((PlotGridY * GraphPixelsPerPoint) > 1)){
		for(i = 0; i < ((r.top() + r.bottom())>>1); i += grid_delta_y) {
			painter->drawLine(r.left(),zeroHeight + i,r.right(),zeroHeight + i);
			painter->drawLine(r.left(),zeroHeight - i,r.right(),zeroHeight - i);
		}
	}
}

#define HEIGHT_INFO 60
#define WIDTH_AXES 80

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

	painter.setFont(QFont("Courier New", 10));

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

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

	QRect plotRect(WIDTH_AXES, 0, width()-WIDTH_AXES, height()-HEIGHT_INFO);
	QRect infoRect(0, height()-HEIGHT_INFO, width(), HEIGHT_INFO);

	//Grey background
	painter.fillRect(rect(), QColor(60, 60, 60));
	//Black foreground
	painter.fillRect(plotRect, QColor(0, 0, 0));

	// center line
	int zeroHeight = plotRect.top() + (plotRect.bottom() - plotRect.top()) / 2;
	painter.setPen(QColor(100, 100, 100));
	painter.drawLine(plotRect.left(), zeroHeight, plotRect.right(), zeroHeight);
	// plot X and Y grid lines
	plotGridLines(&painter, plotRect);

	//Start painting graph
	PlotGraph(GraphBuffer, GraphTraceLen,plotRect,infoRect,&painter,0);
	PlotGraph(s_Buff, GraphTraceLen,plotRect,infoRect,&painter,1);
	if (showDemod && DemodBufferLen	> 8) {
		PlotDemod(DemodBuffer, DemodBufferLen,plotRect,infoRect,&painter,2,g_DemodStartIdx);
	}
	// End graph drawing

	//Draw the cursors
	if(CursorAPos > GraphStart && xCoordOf(CursorAPos, plotRect) < plotRect.right())
	{
		painter.setPen(QColor(255, 255, 0));
		painter.drawLine(xCoordOf(CursorAPos, plotRect),plotRect.top(),xCoordOf(CursorAPos, plotRect),plotRect.bottom());
	}
	if(CursorBPos > GraphStart && xCoordOf(CursorBPos, plotRect) < plotRect.right())
	{
		painter.setPen(QColor(255, 0, 255));
		painter.drawLine(xCoordOf(CursorBPos, plotRect),plotRect.top(),xCoordOf(CursorBPos, plotRect),plotRect.bottom());
	}
	if(CursorCPos > GraphStart && xCoordOf(CursorCPos, plotRect) < plotRect.right())
	{
		painter.setPen(QColor(255, 153, 0)); //orange
		painter.drawLine(xCoordOf(CursorCPos, plotRect),plotRect.top(),xCoordOf(CursorCPos, plotRect),plotRect.bottom());
	}
	if(CursorDPos > GraphStart && xCoordOf(CursorDPos, plotRect) < plotRect.right())
	{
		painter.setPen(QColor(0, 0, 205)); //light blue
		painter.drawLine(xCoordOf(CursorDPos, plotRect),plotRect.top(),xCoordOf(CursorDPos, plotRect),plotRect.bottom());
	}

	//Draw annotations
	char str[200];
	sprintf(str, "@%d  dt=%d [%2.2f] zoom=%2.2f  CursorAPos=%d  CursorBPos=%d  GridX=%d  GridY=%d (%s) GridXoffset=%d",
			GraphStart,	CursorBPos - CursorAPos, (CursorBPos - CursorAPos)/CursorScaleFactor,
			GraphPixelsPerPoint,CursorAPos,CursorBPos,PlotGridXdefault,PlotGridYdefault,GridLocked?"Locked":"Unlocked",GridOffset);
	painter.setPen(QColor(255, 255, 255));
	painter.drawText(20, infoRect.bottom() - 3, str);

}

Plot::Plot(QWidget *parent) : QWidget(parent), GraphStart(0), GraphPixelsPerPoint(1)
{
	setFocusPolicy( Qt::StrongFocus);
	resize(600, 300);

	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);
	CursorAPos = 0;
	CursorBPos = 0;

	setWindowTitle(tr("Sliders"));
}

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

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


	this->update();
}

void Plot::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>
b8fdac9e	22	#include <QHBoxLayout>
b8fdac9e	23	#include <string.h>
6658905f	24	#include "proxguiqt.h"
6658905f	25	#include "proxgui.h"
b8fdac9e	26	#include <QtGui>
	27	//#include <ctime>
	28
6658905f	29
7ddb9900	30	int startMax;
18856d88	31	int PageWidth;
7ddb9900	32
6658905f	33	void ProxGuiQT::ShowGraphWindow(void)
	34	{
	35	emit ShowGraphWindowSignal();
	36	}
	37
	38	void ProxGuiQT::RepaintGraphWindow(void)
	39	{
	40	emit RepaintGraphWindowSignal();
	41	}
	42
	43	void ProxGuiQT::HideGraphWindow(void)
	44	{
	45	emit HideGraphWindowSignal();
	46	}
	47
	48	void ProxGuiQT::_ShowGraphWindow(void)
	49	{
	50	if(!plotapp)
	51	return;
	52
	53	if (!plotwidget)
	54	plotwidget = new ProxWidget();
	55
	56	plotwidget->show();
	57	}
	58
	59	void ProxGuiQT::_RepaintGraphWindow(void)
	60	{
	61	if (!plotapp \|\| !plotwidget)
	62	return;
	63
	64	plotwidget->update();
	65	}
	66
	67	void ProxGuiQT::_HideGraphWindow(void)
	68	{
	69	if (!plotapp \|\| !plotwidget)
	70	return;
	71
	72	plotwidget->hide();
	73	}
	74
	75	void ProxGuiQT::MainLoop()
	76	{
	77	plotapp = new QApplication(argc, argv);
	78
	79	connect(this, SIGNAL(ShowGraphWindowSignal()), this, SLOT(_ShowGraphWindow()));
	80	connect(this, SIGNAL(RepaintGraphWindowSignal()), this, SLOT(_RepaintGraphWindow()));
	81	connect(this, SIGNAL(HideGraphWindowSignal()), this, SLOT(_HideGraphWindow()));
	82
	83	plotapp->exec();
	84	}
	85
	86	ProxGuiQT::ProxGuiQT(int argc, char **argv) : plotapp(NULL), plotwidget(NULL),
	87	argc(argc), argv(argv)
	88	{
	89	}
	90
	91	ProxGuiQT::~ProxGuiQT(void)
	92	{
	93	if (plotwidget) {
b8fdac9e	94	//plotwidget->close();
6658905f	95	delete plotwidget;
	96	plotwidget = NULL;
	97	}
	98
	99	if (plotapp) {
	100	plotapp->quit();
	101	delete plotapp;
	102	plotapp = NULL;
	103	}
	104	}
	105
b8fdac9e	106	//--------------------
b8fdac9e	107	void ProxWidget::applyOperation()
6658905f	108	{
b8fdac9e	109	printf("ApplyOperation()");
	110	save_restoreGB(1);
	111	memcpy(GraphBuffer,s_Buff, sizeof(int) * GraphTraceLen);
	112	RepaintGraphWindow();
6658905f	113
b8fdac9e	114	}
	115	void ProxWidget::stickOperation()
	116	{
	117	save_restoreGB(0);
	118	printf("stickOperation()");
	119	}
	120	void ProxWidget::vchange_autocorr(int v)
	121	{
	122	autoCorr(GraphBuffer,s_Buff, GraphTraceLen, v);
	123	printf("vchange_autocorr(%d)\n", v);
	124	RepaintGraphWindow();
	125	}
	126	void ProxWidget::vchange_dthr_up(int v)
	127	{
	128	int down = opsController->horizontalSlider_dirthr_down->value();
	129	directionalThreshold(GraphBuffer,s_Buff, GraphTraceLen, v, down);
	130	printf("vchange_dthr_up(%d)", v);
	131	RepaintGraphWindow();
6658905f	132
b8fdac9e	133	}
	134	void ProxWidget::vchange_dthr_down(int v)
	135	{
	136	printf("vchange_dthr_down(%d)", v);
	137	int up = opsController->horizontalSlider_dirthr_up->value();
	138	directionalThreshold(GraphBuffer,s_Buff, GraphTraceLen, v, up);
	139	RepaintGraphWindow();
	140
	141	}
	142	ProxWidget::ProxWidget(QWidget parent, ProxGuiQT master) : QWidget(parent)
	143	{
	144	this->master = master;
	145	resize(800,500);
	146
	147	/ Setup the controller widget /
	148
	149	QWidget* controlWidget = new QWidget();
	150	opsController = new Ui::Form();
	151	opsController->setupUi(controlWidget);
	152	//Due to quirks in QT Designer, we need to fiddle a bit
	153	opsController->horizontalSlider_dirthr_down->setMinimum(-128);
	154	opsController->horizontalSlider_dirthr_down->setMaximum(0);
	155	opsController->horizontalSlider_dirthr_down->setValue(-20);
	156
	157
	158	QObject::connect(opsController->pushButton_apply, SIGNAL(clicked()), this, SLOT(applyOperation()));
	159	QObject::connect(opsController->pushButton_sticky, SIGNAL(clicked()), this, SLOT(stickOperation()));
	160	QObject::connect(opsController->horizontalSlider_window, SIGNAL(valueChanged(int)), this, SLOT(vchange_autocorr(int)));
	161	QObject::connect(opsController->horizontalSlider_dirthr_up, SIGNAL(valueChanged(int)), this, SLOT(vchange_dthr_up(int)));
	162	QObject::connect(opsController->horizontalSlider_dirthr_down, SIGNAL(valueChanged(int)), this, SLOT(vchange_dthr_down(int)));
	163
	164	controlWidget->show();
	165
	166	// Set up the plot widget, which does the actual plotting
	167
	168	plot = new Plot(this);
	169	/*
	170	QSlider* slider = new QSlider(Qt::Horizontal);
	171	slider->setFocusPolicy(Qt::StrongFocus);
	172	slider->setTickPosition(QSlider::TicksBothSides);
	173	slider->setTickInterval(10);
	174	slider->setSingleStep(1);
	175	*/
	176	QVBoxLayout *layout = new QVBoxLayout;
	177	//layout->addWidget(slider);
	178	layout->addWidget(plot);
	179	setLayout(layout);
	180	//printf("Proxwidget Constructor just set layout\r\n");
	181	}
	182
	183
	184	//----------- Plotting
	185
	186	int Plot::xCoordOf(int i, QRect r )
	187	{
	188	return r.left() + (int)((i - GraphStart)*GraphPixelsPerPoint);
	189	}
	190
	191	int Plot::yCoordOf(int v, QRect r, int maxVal)
	192	{
	193	int z = (r.bottom() - r.top())/2;
	194	return -(z * v) / maxVal + z;
	195	}
	196
197	int Plot::valueOf_yCoord(int y, QRect r, int maxVal)
198	{
199	int z = (r.bottom() - r.top())/2;
200	return (y-z) * maxVal / z;
201	}
202	static const QColor GREEN = QColor(100,255,100);
203	static const QColor RED = QColor(255,100,100);
204	static const QColor BLUE = QColor(100,100,255);
205	static const QColor GRAY = QColor(240,240,240);
206
207	QColor Plot::getColor(int graphNum)
208	{
209	switch (graphNum) {
210	case 0: return GREEN; //Green
211	case 1: return RED; //Red
212	case 2: return BLUE; //Blue
213	default: return GRAY; //Gray
6658905f	214	}
b8fdac9e	215	}
6658905f	216
b8fdac9e	217	void Plot::PlotDemod(uint8_t buffer, size_t len, QRect plotRect, QRect annotationRect, QPainter painter, int graphNum, int plotOffset)
	218	{
	219	if (len == 0 \|\| PlotGridX <= 0) return;
	220	//clock_t begin = clock();
	221	QPainterPath penPath;
	222
	223	int grid_delta_x = PlotGridX;
	224	int first_delta_x = grid_delta_x; //(plotOffset > 0) ? PlotGridX : (PlotGridX +);
	225	if (GraphStart > plotOffset) first_delta_x -= (GraphStart-plotOffset);
	226	int DemodStart = GraphStart;
	227	if (plotOffset > GraphStart) DemodStart = plotOffset;
	228
	229	int BitStart = 0;
	230	// round down
	231	if (DemodStart-plotOffset > 0) BitStart = (int)(((DemodStart-plotOffset)+(PlotGridX-1))/PlotGridX)-1;
	232	first_delta_x += BitStart * PlotGridX;
	233	if (BitStart > len) return;
	234	int delta_x = 0;
	235	int v = 0;
	236	//printf("first_delta_x %i, grid_delta_x %i, DemodStart %i, BitStart %i\n",first_delta_x,grid_delta_x,DemodStart, BitStart);
	237
	238	painter->setPen(getColor(graphNum));
	239	char str[5];
	240	int absVMax = (int)(100*1.05+1);
	241	int x = xCoordOf(DemodStart, plotRect);
	242	int y = yCoordOf((buffer[BitStart]200-100)-1,plotRect,absVMax);
	243	penPath.moveTo(x, y);
	244	delta_x = 0;
	245	int clk = first_delta_x;
	246	for(int i = BitStart; i < len && xCoordOf(delta_x+DemodStart, plotRect) < plotRect.right(); i++) {
	247	for (int ii = 0; ii < (clk) && i < len && xCoordOf(DemodStart+delta_x+ii, plotRect) < plotRect.right() ; ii++ ) {
	248	x = xCoordOf(DemodStart+delta_x+ii, plotRect);
	249	v = buffer[i]*200-100;
	250
	251	y = yCoordOf( v, plotRect, absVMax);
0bf5872f	252
b8fdac9e	253	penPath.lineTo(x, y);
6658905f	254
b8fdac9e	255	if(GraphPixelsPerPoint > 10) {
	256	QRect f(QPoint(x - 3, y - 3),QPoint(x + 3, y + 3));
	257	painter->fillRect(f, QColor(100, 255, 100));
	258	}
	259	if (ii == (int)clk/2) {
	260	//print label
	261	sprintf(str, "%u",buffer[i]);
	262	painter->drawText(x-8, y + ((buffer[i] > 0) ? 18 : -6), str);
	263	}
	264	}
	265	delta_x += clk;
	266	clk = grid_delta_x;
	267	}
6658905f	268
b8fdac9e	269	//Graph annotations
	270	painter->drawPath(penPath);
	271	}
6658905f	272
b8fdac9e	273	void Plot::PlotGraph(int buffer, int len, QRect plotRect, QRect annotationRect, QPainter painter, int graphNum)
	274	{
	275	if (len == 0) return;
	276	//clock_t begin = clock();
	277	QPainterPath penPath;
6658905f	278
b8fdac9e	279	startMax = (len - (int)((plotRect.right() - plotRect.left() - 40) / GraphPixelsPerPoint));
6658905f	280	if(startMax < 0) {
	281	startMax = 0;
	282	}
	283	if(GraphStart > startMax) {
	284	GraphStart = startMax;
	285	}
b8fdac9e	286	if (GraphStart > len) return;
	287	int vMin = INT_MAX, vMax = INT_MIN, vMean = 0, v = 0, absVMax = 0;
	288	int sample_index = GraphStart ;
	289	for( ; sample_index < len && xCoordOf(sample_index,plotRect) < plotRect.right() ; sample_index++) {
	290
	291	v = buffer[sample_index];
	292	if(v < vMin) vMin = v;
	293	if(v > vMax) vMax = v;
	294	vMean += v;
6658905f	295	}
6658905f	296
b8fdac9e	297	vMean /= (sample_index - GraphStart);
	298
	299	if(fabs( (double) vMin) > absVMax) absVMax = (int)fabs( (double) vMin);
	300	if(fabs( (double) vMax) > absVMax) absVMax = (int)fabs( (double) vMax);
	301	absVMax = (int)(absVMax*1.25 + 1);
6658905f	302	// number of points that will be plotted
b8fdac9e	303	int span = (int)((plotRect.right() - plotRect.left()) / GraphPixelsPerPoint);
6658905f	304	// one label every 100 pixels, let us say
b8fdac9e	305	int labels = (plotRect.right() - plotRect.left() - 40) / 100;
6658905f	306	if(labels <= 0) labels = 1;
	307	int pointsPerLabel = span / labels;
	308	if(pointsPerLabel <= 0) pointsPerLabel = 1;
	309
b8fdac9e	310	int x = xCoordOf(GraphStart, plotRect);
	311	int y = yCoordOf(buffer[GraphStart],plotRect,absVMax);
	312	penPath.moveTo(x, y);
	313	for(int i = GraphStart; i < len && xCoordOf(i, plotRect) < plotRect.right(); i++) {
6658905f	314
b8fdac9e	315	x = xCoordOf(i, plotRect);
b8fdac9e	316	v = buffer[i];
6658905f	317
b8fdac9e	318	y = yCoordOf( v, plotRect, absVMax);//(y * (r.top() - r.bottom()) / (2*absYMax)) + zeroHeight;
6658905f	319
b8fdac9e	320	penPath.lineTo(x, y);
6658905f	321
	322	if(GraphPixelsPerPoint > 10) {
	323	QRect f(QPoint(x - 3, y - 3),QPoint(x + 3, y + 3));
b8fdac9e	324	painter->fillRect(f, QColor(100, 255, 100));
6658905f	325	}
b8fdac9e	326	}
6658905f	327
b8fdac9e	328	painter->setPen(getColor(graphNum));
6658905f	329
b8fdac9e	330	//Draw y-axis
	331	int xo = 5+(graphNum*40);
	332	painter->drawLine(xo, plotRect.top(),xo, plotRect.bottom());
6658905f	333
b8fdac9e	334	int vMarkers = (absVMax - (absVMax % 10)) / 5;
b8fdac9e	335	int minYDist = 40; //Minimum pixel-distance between markers
6658905f	336
b8fdac9e	337	char yLbl[20];
6658905f	338
b8fdac9e	339	int n = 0;
b8fdac9e	340	int lasty0 = 65535;
6658905f	341
b8fdac9e	342	for(int v = vMarkers; yCoordOf(v,plotRect,absVMax) > plotRect.top() && n < 20; v+= vMarkers ,n++)
	343	{
	344	int y0 = yCoordOf(v,plotRect,absVMax);
	345	int y1 = yCoordOf(-v,plotRect,absVMax);
	346
	347	if(lasty0 - y0 < minYDist) continue;
	348
	349	painter->drawLine(xo-5,y0, xo+5, y0);
	350
	351	sprintf(yLbl, "%d", v);
	352	painter->drawText(xo+8,y0+7,yLbl);
	353
	354	painter->drawLine(xo-5, y1, xo+5, y1);
	355	sprintf(yLbl, "%d",-v);
	356	painter->drawText(xo+8, y1+5 , yLbl);
	357	lasty0 = y0;
	358	}
	359
	360	//Graph annotations
	361	painter->drawPath(penPath);
	362	char str[200];
	363	sprintf(str, "max=%d min=%d mean=%d n=%d/%d CursorAVal=[%d] CursorBVal=[%d]",
	364	vMax, vMin, vMean, sample_index, len, buffer[CursorAPos], buffer[CursorBPos]);
	365	painter->drawText(20, annotationRect.bottom() - 23 - 20 * graphNum, str);
	366
	367	//clock_t end = clock();
	368	//double elapsed_secs = double(end - begin) / CLOCKS_PER_SEC;
	369	//printf("Plot time %f\n", elapsed_secs);
	370	}
	371
	372	void Plot::plotGridLines(QPainter* painter,QRect r)
	373	{
	374	int zeroHeight = r.top() + (r.bottom() - r.top()) / 2;
	375
	376	int i;
	377	int grid_delta_x = (int) (PlotGridX * GraphPixelsPerPoint);
	378	int grid_delta_y = (int) (PlotGridY * GraphPixelsPerPoint);
	379	if ((PlotGridX > 0) && ((PlotGridX * GraphPixelsPerPoint) > 1)) {
	380	for(i = (GridOffset * GraphPixelsPerPoint); i < r.right(); i += grid_delta_x) {
	381	painter->drawLine(r.left()+i, r.top(), r.left()+i, r.bottom());
	382	}
	383	}
	384	if ((PlotGridY > 0) && ((PlotGridY * GraphPixelsPerPoint) > 1)){
	385	for(i = 0; i < ((r.top() + r.bottom())>>1); i += grid_delta_y) {
	386	painter->drawLine(r.left(),zeroHeight + i,r.right(),zeroHeight + i);
	387	painter->drawLine(r.left(),zeroHeight - i,r.right(),zeroHeight - i);
6658905f	388	}
6658905f	389	}
b8fdac9e	390	}
	391
	392	#define HEIGHT_INFO 60
	393	#define WIDTH_AXES 80
	394
	395	void Plot::paintEvent(QPaintEvent *event)
	396	{
	397	QPainter painter(this);
	398	//QPainterPath penPath, whitePath, greyPath, lightgreyPath, cursorAPath, cursorBPath, cursorCPath, cursorDPath;
	399	//QRect r;
	400	QBrush brush(QColor(100, 255, 100));
	401	QPen pen(QColor(100, 255, 100));
	402
	403	painter.setFont(QFont("Courier New", 10));
	404
	405	if(GraphStart < 0) {
	406	GraphStart = 0;
	407	}
6658905f	408
b8fdac9e	409	if (CursorAPos > GraphTraceLen)
	410	CursorAPos= 0;
	411	if(CursorBPos > GraphTraceLen)
	412	CursorBPos= 0;
	413	if(CursorCPos > GraphTraceLen)
	414	CursorCPos= 0;
	415	if(CursorDPos > GraphTraceLen)
	416	CursorDPos= 0;
	417
	418	QRect plotRect(WIDTH_AXES, 0, width()-WIDTH_AXES, height()-HEIGHT_INFO);
	419	QRect infoRect(0, height()-HEIGHT_INFO, width(), HEIGHT_INFO);
	420
	421	//Grey background
	422	painter.fillRect(rect(), QColor(60, 60, 60));
	423	//Black foreground
	424	painter.fillRect(plotRect, QColor(0, 0, 0));
	425
	426	// center line
	427	int zeroHeight = plotRect.top() + (plotRect.bottom() - plotRect.top()) / 2;
	428	painter.setPen(QColor(100, 100, 100));
	429	painter.drawLine(plotRect.left(), zeroHeight, plotRect.right(), zeroHeight);
	430	// plot X and Y grid lines
	431	plotGridLines(&painter, plotRect);
	432
	433	//Start painting graph
	434	PlotGraph(GraphBuffer, GraphTraceLen,plotRect,infoRect,&painter,0);
	435	PlotGraph(s_Buff, GraphTraceLen,plotRect,infoRect,&painter,1);
	436	if (showDemod && DemodBufferLen > 8) {
	437	PlotDemod(DemodBuffer, DemodBufferLen,plotRect,infoRect,&painter,2,g_DemodStartIdx);
6658905f	438	}
b8fdac9e	439	// End graph drawing
6658905f	440
b8fdac9e	441	//Draw the cursors
	442	if(CursorAPos > GraphStart && xCoordOf(CursorAPos, plotRect) < plotRect.right())
	443	{
	444	painter.setPen(QColor(255, 255, 0));
	445	painter.drawLine(xCoordOf(CursorAPos, plotRect),plotRect.top(),xCoordOf(CursorAPos, plotRect),plotRect.bottom());
	446	}
	447	if(CursorBPos > GraphStart && xCoordOf(CursorBPos, plotRect) < plotRect.right())
	448	{
	449	painter.setPen(QColor(255, 0, 255));
	450	painter.drawLine(xCoordOf(CursorBPos, plotRect),plotRect.top(),xCoordOf(CursorBPos, plotRect),plotRect.bottom());
	451	}
	452	if(CursorCPos > GraphStart && xCoordOf(CursorCPos, plotRect) < plotRect.right())
	453	{
	454	painter.setPen(QColor(255, 153, 0)); //orange
	455	painter.drawLine(xCoordOf(CursorCPos, plotRect),plotRect.top(),xCoordOf(CursorCPos, plotRect),plotRect.bottom());
	456	}
	457	if(CursorDPos > GraphStart && xCoordOf(CursorDPos, plotRect) < plotRect.right())
	458	{
	459	painter.setPen(QColor(0, 0, 205)); //light blue
	460	painter.drawLine(xCoordOf(CursorDPos, plotRect),plotRect.top(),xCoordOf(CursorDPos, plotRect),plotRect.bottom());
	461	}
6658905f	462
b8fdac9e	463	//Draw annotations
346ad5fb	464	char str[200];
b8fdac9e	465	sprintf(str, "@%d dt=%d [%2.2f] zoom=%2.2f CursorAPos=%d CursorBPos=%d GridX=%d GridY=%d (%s) GridXoffset=%d",
	466	GraphStart, CursorBPos - CursorAPos, (CursorBPos - CursorAPos)/CursorScaleFactor,
	467	GraphPixelsPerPoint,CursorAPos,CursorBPos,PlotGridXdefault,PlotGridYdefault,GridLocked?"Locked":"Unlocked",GridOffset);
6658905f	468	painter.setPen(QColor(255, 255, 255));
b8fdac9e	469	painter.drawText(20, infoRect.bottom() - 3, str);
b8fdac9e	470
6658905f	471	}
6658905f	472
b8fdac9e	473	Plot::Plot(QWidget *parent) : QWidget(parent), GraphStart(0), GraphPixelsPerPoint(1)
6658905f	474	{
b8fdac9e	475	setFocusPolicy( Qt::StrongFocus);
9484ff3d	476	resize(600, 300);
6658905f	477
	478	QPalette palette(QColor(0,0,0,0));
	479	palette.setColor(QPalette::WindowText, QColor(255,255,255));
	480	palette.setColor(QPalette::Text, QColor(255,255,255));
	481	palette.setColor(QPalette::Button, QColor(100, 100, 100));
	482	setPalette(palette);
	483	setAutoFillBackground(true);
cee48e2b	484	CursorAPos = 0;
cee48e2b	485	CursorBPos = 0;
b8fdac9e	486
b8fdac9e	487	setWindowTitle(tr("Sliders"));
6658905f	488	}
6658905f	489
b8fdac9e	490	void Plot::closeEvent(QCloseEvent *event)
6658905f	491	{
	492	event->ignore();
	493	this->hide();
	494	}
	495
b8fdac9e	496	void Plot::mouseMoveEvent(QMouseEvent *event)
6658905f	497	{
6658905f	498	int x = event->x();
b8fdac9e	499	x -= WIDTH_AXES;
6658905f	500	x = (int)(x / GraphPixelsPerPoint);
	501	x += GraphStart;
	502	if((event->buttons() & Qt::LeftButton)) {
	503	CursorAPos = x;
	504	} else if (event->buttons() & Qt::RightButton) {
	505	CursorBPos = x;
	506	}
	507
	508
	509	this->update();
	510	}
	511
b8fdac9e	512	void Plot::keyPressEvent(QKeyEvent *event)
6658905f	513	{
18856d88	514	int offset;
	515	int gridchanged;
	516
	517	gridchanged= 0;
	518
	519	if(event->modifiers() & Qt::ShiftModifier) {
	520	if (PlotGridX)
	521	offset= PageWidth - (PageWidth % PlotGridX);
	522	else
	523	offset= PageWidth;
ff2e9c1c	524	} else
	525	if(event->modifiers() & Qt::ControlModifier)
	526	offset= 1;
	527	else
	528	offset= (int)(20 / GraphPixelsPerPoint);
18856d88	529
6658905f	530	switch(event->key()) {
	531	case Qt::Key_Down:
	532	if(GraphPixelsPerPoint <= 50) {
	533	GraphPixelsPerPoint *= 2;
	534	}
	535	break;
	536
	537	case Qt::Key_Up:
	538	if(GraphPixelsPerPoint >= 0.02) {
	539	GraphPixelsPerPoint /= 2;
	540	}
	541	break;
	542
	543	case Qt::Key_Right:
	544	if(GraphPixelsPerPoint < 20) {
18856d88	545	if (PlotGridX && GridLocked && GraphStart < startMax){
	546	GridOffset -= offset;
	547	GridOffset %= PlotGridX;
	548	gridchanged= 1;
	549	}
	550	GraphStart += offset;
6658905f	551	} else {
18856d88	552	if (PlotGridX && GridLocked && GraphStart < startMax){
7ddb9900	553	GridOffset--;
18856d88	554	GridOffset %= PlotGridX;
	555	gridchanged= 1;
	556	}
3bc2349d	557	GraphStart++;
6658905f	558	}
18856d88	559	if(GridOffset < 0) {
7ddb9900	560	GridOffset += PlotGridX;
18856d88	561	}
	562	if (gridchanged)
	563	if (GraphStart > startMax) {
	564	GridOffset += (GraphStart - startMax);
	565	GridOffset %= PlotGridX;
	566	}
6658905f	567	break;
	568
	569	case Qt::Key_Left:
	570	if(GraphPixelsPerPoint < 20) {
18856d88	571	if (PlotGridX && GridLocked && GraphStart > 0){
	572	GridOffset += offset;
	573	GridOffset %= PlotGridX;
	574	gridchanged= 1;
	575	}
	576	GraphStart -= offset;
6658905f	577	} else {
18856d88	578	if (PlotGridX && GridLocked && GraphStart > 0){
7ddb9900	579	GridOffset++;
18856d88	580	GridOffset %= PlotGridX;
	581	gridchanged= 1;
	582	}
3bc2349d	583	GraphStart--;
6658905f	584	}
18856d88	585	if (gridchanged){
	586	if (GraphStart < 0)
	587	GridOffset += GraphStart;
	588	if(GridOffset < 0)
	589	GridOffset += PlotGridX;
	590	GridOffset %= PlotGridX;
	591	}
7ddb9900	592	break;
	593
	594	case Qt::Key_G:
	595	if(PlotGridX \|\| PlotGridY) {
	596	PlotGridX= 0;
	597	PlotGridY= 0;
	598	} else {
	599	PlotGridX= PlotGridXdefault;
	600	PlotGridY= PlotGridYdefault;
	601	}
	602	break;
	603
	604	case Qt::Key_H:
	605	puts("Plot Window Keystrokes:\n");
ff2e9c1c	606	puts(" Key Action\n");
	607	puts(" DOWN Zoom in");
	608	puts(" G Toggle grid display");
	609	puts(" H Show help");
	610	puts(" L Toggle lock grid relative to samples");
	611	puts(" LEFT Move left");
	612	puts(" <CTL>LEFT Move left 1 sample");
	613	puts(" <SHIFT>LEFT Page left");
	614	puts(" LEFT-MOUSE-CLICK Set yellow cursor");
	615	puts(" Q Hide window");
	616	puts(" RIGHT Move right");
	617	puts(" <CTL>RIGHT Move right 1 sample");
	618	puts(" <SHIFT>RIGHT Page right");
	619	puts(" RIGHT-MOUSE-CLICK Set purple cursor");
	620	puts(" UP Zoom out");
7ddb9900	621	puts("");
	622	puts("Use client window 'data help' for more plot commands\n");
	623	break;
	624
	625	case Qt::Key_L:
	626	GridLocked= !GridLocked;
	627	break;
	628
	629	case Qt::Key_Q:
	630	this->hide();
6658905f	631	break;
	632
	633	default:
	634	QWidget::keyPressEvent(event);
	635	return;
	636	break;
	637	}
	638
	639	this->update();
	640	}