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soarGPSInfo.c
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#include <PalmOS.h> // all the system toolbox headers
#include "AddIncs/GarminIncs/GPSLib68K.h"
#include "soaring.h"
#include "soarGPSInfo.h"
#include "soarForm.h"
#include "soarMath.h"
#include "soarUMap.h"
#include "soarUtil.h"
#include "soarIO.h"
#include "soarComp.h"
Boolean IsGPS = true; // controls display for GPS Status or Flarm traffic info
Boolean gotoGPSinfo = false; // Override to force GPS Status display even if Flarm used
double MGCBattHours = -1.0; // Magellen Battery status
extern GPSSatDataType *satData;
extern GPSPVTDataType *pvtData;
extern IndexedColorType indexGreen, indexRed, indexBlack;
extern Boolean menuopen;
extern Boolean recv_data;
extern UInt32 no_read_count;
extern UInt32 origform;
extern Boolean Flarmpresent;
extern UInt8 FlarmRX;
extern Int16 FlarmVSep;
extern DateTimeType gpstime;
extern UInt32 gpssecs;
/*------------------------------------------------------
Grayscale color values
------------------------------------------------------*/
enum
{
grayScaleWhite = 0,
grayScaleLightGray,
grayScaleDarkGray,
grayScaleBlack
};
/*----------------------------------------------------------
Color index
----------------------------------------------------------*/
typedef UInt8 colorIndexType; enum
{
backgroundColor,
scaleColor,
noEphColor,
ephColor,
ColorCount
};
/*********************************************************************
*
* PROCEDURE NAME:
* DrawSatStatus - Draw the Satellite Status Form Graphics
*
* DESCRIPTION:
* Draws the Satellite Status Form's graphics.
*********************************************************************/
void DrawSatStatus(double gpsalt, double gpsgeoidaldiff, double MGCBattHours, Boolean cleanup)
{
static WinHandle gOffScreenWindow=NULL; /* handle to offscreen drawing window */
static UInt32 gOldDepth; /* original display depth */
IndexedColorType gColorTable[ ColorCount ]; /* colors for various elements */
UInt32 depth; /* color depth */
UInt8 numDisplayableSats=GPSMAXSATS;
/*----------------------------------------------------------
Array of status string id's for PVT status. Must be in the
same order as GPSFixType in GPSLib.h.
----------------------------------------------------------*/
static Int16 pvtStatusId[] =
{
lostSatRecepString,
lostSatRecepString,
d2FixString,
d3FixString,
d2DiffFixString,
d3DiffFixString,
validFixString,
validFixString
};
Char svidStr[ numDisplayableSats ][ 4 ]; // array of SVID strings
Char tempStr[ 32 ]; // temporary string
UInt8 elevDir[ numDisplayableSats ]; // elevation sort directory
// array (smallest first)
UInt8 svidDir[ numDisplayableSats ]; // SVID sort directory array
// (smallest first)
Coord skyvwRadius; // skyview radius
static Coord trkX = 0; // track x-coordinate value
static Coord trkY = 0; // track y-coordinate value
Coord xDiff; // x-coordinate of differential
// indicator
Coord xIn; // inner x spacing
Coord xOut; // outer x spacing
Coord y; // y-coordinate value
IndexedColorType color=0; // drawing color
PointType skyvwCenter; // skyview center
RectangleType drawRect; // drawing window rectangle data
RectangleType sgnstrRect; // signal strength area
RectangleType tempRect; // temporary rectangle for drawing
WinDrawOperation drawMode; // drawing mode
WinHandle oldWindow; // old window handle
float angleRadians; // angle in radians
float snrToBar; // conversion factor from
// Signal-to-Noise Ratio to signal
// strength bar height
int i; // loop index
int j; // another loop index
int sortLimit; // sort limit
int temp; // temporary storage
Int16 signalLevel; // signal level
Int16 statusHeight; // status string height
UInt16 adjElev; // elevatiaon adjustment variable
Boolean changed; // changed during pass through the data?
float trkCenterX;
float trkCenterY;
Err error;
Coord yExtra; // extra y spacing
Char timeStr[ 20 ]; // time string
Char dateStr[ 12 ]; // date string
Char posStr[ 20 ]; // pos string
double boldline = 1.0;
double mapscale = GetMapScale(data.config.Flarmscaleidx) / data.input.disconst;
double poirange;
if (cleanup) {
/*----------------------------------------------------------
Restore color settings.
----------------------------------------------------------*/
if (device.colorCapable) {
WinScreenMode( winScreenModeSet, NULL, NULL, &gOldDepth, NULL );
}
/*----------------------------------------------------------
Eliminate offscreen buffer
----------------------------------------------------------*/
WinDeleteWindow( gOffScreenWindow, false );
gOffScreenWindow = NULL;
return;
} else if (menuopen) {
return;
} else {
/* if (!IsGPS) {
// Flarm test data
MemSet(satData, GPSMAXSATS * sizeof(GPSSatDataType), 0xff);
FlarmRX = 5;
// svid : 0 = obstacle, 1 = aircraft below, 2 = aircraft level, 3 = aircraft above
// status : 0 = normal alarm, 1 = urgent alarm
// snr : -1 = traffic, 1 = alarm
// azimuth : relative bearing
// elevation : distance in m
// Data from $PFLAU
satData[0].svid = 2;
satData[0].status = 1;
satData[0].snr = 1;
satData[0].azimuth = 330 * degToRad;
satData[0].elevation = 100;
// Data from $PFLAA
satData[1].svid = 0;
satData[1].status = 1;
satData[1].snr = -1;
satData[1].azimuth = 60 * degToRad;
satData[1].elevation = 330;
satData[2].svid = 1;
satData[2].status = 0;
satData[2].snr = 1;
satData[2].azimuth = 200 * degToRad;
satData[2].elevation = 750.0;
satData[3].svid = 2;
satData[3].status = 0;
satData[3].snr = 1;
satData[3].azimuth = 350 * degToRad;
satData[3].elevation = 350.0;
satData[4].svid = 3;
satData[4].status = 0;
satData[4].snr = 1;
satData[4].azimuth = 310 * degToRad;
satData[4].elevation = 250.0;
satData[5].svid = 1;
satData[5].status = 0;
satData[5].snr = -1;
satData[5].azimuth = 145 * degToRad;
satData[5].elevation = 400.0;
}
*/
/*----------------------------------------------------------
Set Window title
----------------------------------------------------------*/
if (!IsGPS) {
frm_set_title("Flarm Traffic");
} else if (MGCBattHours == -1.0) {
frm_set_title("GPS Status");
} else if (MGCBattHours > -1.0) {
//----------------------------------------------------------
//If using a Magellan Companion, Draw The Hours Left
//on the units battery.
//----------------------------------------------------------
StrCopy(tempStr, "GPS Status - Batt:");
StrCat(tempStr, DblToStr(pround(MGCBattHours,1), 1));
StrCat(tempStr, "hrs");
frm_set_title(tempStr);
}
/*----------------------------------------------------------
Capture color settings, then set new
----------------------------------------------------------*/
if (device.colorCapable) {
WinScreenMode( winScreenModeGet, NULL, NULL, &gOldDepth, NULL );
depth = ( gOldDepth > monoColorDepth ) ? colorColorDepth : monoColorDepth;
WinScreenMode( winScreenModeSet, NULL, NULL, &depth, NULL );
} else {
depth = monoColorDepth;
}
/*----------------------------------------------------------
Initialize colors
----------------------------------------------------------*/
if ( gOldDepth < monoColorDepth ) {
gColorTable[ backgroundColor ] = grayScaleWhite;
gColorTable[ scaleColor ] = grayScaleDarkGray;
gColorTable[ noEphColor ] = grayScaleLightGray;
gColorTable[ ephColor ] = grayScaleBlack;
} else {
gColorTable[ backgroundColor ] = UIColorGetTableEntryIndex( UIFormFill );
// Scale Lines and Circle Color
// gColorTable[ scaleColor ] = UIColorGetTableEntryIndex( UIObjectFrame );
gColorTable[ scaleColor ] = indexBlack;
gColorTable[ noEphColor ] = 19; // kind of a light blue
// gColorTable[ ephColor ] = UIColorGetTableEntryIndex( UIObjectSelectedFill );
gColorTable[ ephColor ] = indexBlack;
}
/*----------------------------------------------------------
Create offscreen buffer
----------------------------------------------------------*/
if (!gOffScreenWindow) {
gOffScreenWindow = WinCreateOffscreenWindow( 160, 160 - formTitleHeight, nativeFormat, &error );
ErrFatalDisplayIf( error, "Can't create offscreen buffer" );
}
/*----------------------------------------------------------
Initialize
----------------------------------------------------------*/
for ( i = 0; i < numDisplayableSats; ++i )
{
svidDir[ i ] = i;
elevDir[ i ] = i;
}
/*----------------------------------------------------------
Drawing setup
----------------------------------------------------------*/
oldWindow = WinGetDrawWindow();
WinSetDrawWindow( gOffScreenWindow );
WinEraseWindow();
WinGetWindowFrameRect( gOffScreenWindow, &drawRect );
/*----------------------------------------------------------
Fill the SVID and elevation directory arrays so that the
indexes are sorted by the SVID and elevation with the
smallest first. Until there are no more changes left, move
the index of the largest value to the last element, then
look only at the rest of the data.
----------------------------------------------------------*/
sortLimit = numDisplayableSats;
do {
changed = false;
for ( i = 1; i < sortLimit; ++i )
{
if ( satData[ svidDir[ i ] ].svid < satData[ svidDir[ i - 1 ] ].svid )
{
changed = true;
temp = svidDir[ i ];
svidDir[ i ] = svidDir[ i - 1 ];
svidDir[ i - 1 ] = temp;
}
}
--sortLimit;
} while ( changed );
// if displaying Flarm data, 0th item is always the most important, so display last
sortLimit = numDisplayableSats;
do {
changed = false;
for ( i = (IsGPS?1:2); i < sortLimit; ++i )
{
if ( satData[ elevDir[ i ] ].elevation > satData[ elevDir[ i - 1 ] ].elevation )
{
changed = true;
temp = elevDir[ i ];
elevDir[ i ] = elevDir[ i - 1 ];
elevDir[ i - 1 ] = temp;
}
}
--sortLimit;
} while ( changed );
/*----------------------------------------------------------
Build the svid strings
----------------------------------------------------------*/
for ( i = 0; i < numDisplayableSats; ++i )
{
if (IsGPS) {
/*------------------------------------------------------
Invalid id, fill with dashes
------------------------------------------------------*/
if ( satData[ i ].svid == gpsInvalidSVID )
{
StrCopy( svidStr[ i ], "--" );
}
/*------------------------------------------------------
Single digit, add leading zero
------------------------------------------------------*/
else if ( satData[ i ].svid < 10 )
{
svidStr[ i ][ 0 ] = '0';
StrIToA( &svidStr[ i ][ 1 ] , satData[ i ].svid );
}
/*------------------------------------------------------
Just convert
------------------------------------------------------*/
else
{
StrIToA( svidStr[ i ], satData[ i ].svid );
}
} else {
/*------------------------------------------------------
Set Flarm labels
------------------------------------------------------*/
if (satData[ i ].svid == 0) {
// obstacle
svidStr[ i ][0] = 10;
svidStr[ i ][1] = 0;
} else if ((satData[ i ].svid & 3) == 1) {
// aircraft - below
if (satData[ i ].svid > 3) {
svidStr[ i ][0] = 34;
} else {
svidStr[ i ][0] = 58;
}
svidStr[ i ][1] = 0;
} else if ((satData[ i ].svid & 3) == 3) {
// aircraft - above
if (satData[ i ].svid > 3) {
svidStr[ i ][0] = 33;
} else {
svidStr[ i ][0] = 59;
}
svidStr[ i ][1] = 0;
} else {
// aircraft - level
if (satData[ i ].svid > 3) {
svidStr[ i ][0] = 32;
} else {
svidStr[ i ][0] = 31;
}
svidStr[ i ][1] = 0;
}
}
}
/*----------------------------------------------------------
Draw the status string
----------------------------------------------------------*/
if (IsGPS) {
FntSetFont( boldFont );
SysCopyStringResource( tempStr, pvtStatusId[ pvtData->status.fix ] );
if (data.input.siu > 0) {
StrCat(tempStr, "-SIU:");
StrCat(tempStr, data.input.gpsnumsats);
}
} else {
FntSetFont( stdFont );
StrCopy(tempStr, "Receiving : ");
StrCat(tempStr, DblToStr(FlarmRX,0) );
}
DrawCenteredString( tempStr, drawRect.topLeft.x, ( drawRect.topLeft.x + drawRect.extent.x ), drawRect.topLeft.y-2 );
statusHeight = FntCharHeight();
FntSetFont( stdFont );
/*----------------------------------------------------------
Draw skyview field. Azimuth is in radians from north
(0-2pi) and elevation is in radians above the horizon
(0-pi/2).
----------------------------------------------------------*/
SysCopyStringResource( tempStr, neswString );
/*----------------------------------------------------------
Determine the radius and center of skyview.
----------------------------------------------------------*/
if (IsGPS) {
skyvwRadius = drawRect.extent.x / ( 100.0 / skyvwRadPercent );
} else {
skyvwRadius = drawRect.extent.x / ( 100.0 / flarmvwRadPercent );
}
skyvwCenter.x = skyvwRadius + ( FntCharWidth( tempStr[ 3 ] ) / 2 ) + 1;
if (!IsGPS) skyvwCenter.x += 15*boldline;
skyvwCenter.y = skyvwRadius + statusHeight + ( FntCharHeight() / 2 ) + 1;
/*----------------------------------------------------------
Draw the skyview circles.
----------------------------------------------------------*/
// check for bold line
if (device.HiDensityScrPresent) {
WinSetCoordinateSystem(device.HiDensityScrPresent);
boldline = SCREEN.SRES;
}
WinDrawCircle((Int32)skyvwCenter.x*boldline, (Int32)skyvwCenter.y*boldline,
(Int32)skyvwRadius*boldline , SOLID);
WinDrawCircle((Int32)skyvwCenter.x*boldline, (Int32)skyvwCenter.y*boldline,
((Int32)(skyvwRadius/2))*boldline, SOLID);
WinDrawCircle((Int32)skyvwCenter.x*boldline, (Int32)skyvwCenter.y*boldline,
1*boldline , SOLID);
if (device.HiDensityScrPresent) {
WinSetCoordinateSystem(kCoordinatesStandard);
boldline = 1.0;
}
/*---------------------------------------------------------
Draw direction characters
----------------------------------------------------------*/
if (device.colorCapable) {
WinPushDrawState();
WinSetTextColor( gColorTable[ scaleColor ] );
}
tempRect.extent.y = FntCharHeight();
for ( i = 0; i < 4; ++i )
{
/*------------------------------------------------------
Find size of character
------------------------------------------------------*/
tempRect.extent.x = FntCharWidth( tempStr[ i ] );
/*------------------------------------------------------
Calculate x,y location
------------------------------------------------------*/
if (IsGPS) {
angleRadians = i * 90 * degToRad;
} else {
angleRadians = i * 90 * degToRad - data.input.true_track.value * degToRad;
}
tempRect.topLeft.x = (Coord)(skyvwCenter.x + ( skyvwRadius * Sin( angleRadians ) ) - ( tempRect.extent.x / 2 ));
tempRect.topLeft.y = (Coord)(skyvwCenter.y - ( skyvwRadius * Cos( angleRadians ) ) - ( tempRect.extent.y / 2 ));
/*------------------------------------------------------
Clear a space and draw the character
------------------------------------------------------*/
WinEraseRectangle( &tempRect, 0 );
WinDrawChars( Mid(tempStr, 1, i+1), 1, tempRect.topLeft.x + 1, tempRect.topLeft.y - 1 );
}
if (!IsGPS) {
/*------------------------------------------------------
Draw Glider Symbol in Center of Screen
------------------------------------------------------*/
FntSetFont((FontID)WAYSYMB11);
tempStr[0] = 35;
tempStr[1] = 0;
WinDrawChars(tempStr, 1, skyvwCenter.x-FntCharWidth(tempStr[1])/2, skyvwCenter.y-FntCharWidth(tempStr[1])/2);
FntSetFont( stdFont );
}
/*----------------------------------------------------------
Calculate x, y location - add 0.5 so value will round to
nearest whole number.
----------------------------------------------------------*/
if (IsGPS) {
trkCenterX = skyvwRadius * Sin(DegreesToRadians(data.input.true_track.value)) + 0.5;
trkCenterY = skyvwRadius * Cos(DegreesToRadians(data.input.true_track.value)) + 0.5;
} else {
trkCenterX = 0.0;
trkCenterY = skyvwRadius;
}
/*----------------------------------------------------------
Draw track indicator - truncate the x, y values
----------------------------------------------------------*/
if (IsGPS) {
trkX = skyvwCenter.x + ( Int16 ) trkCenterX;
trkY = skyvwCenter.y - ( Int16 ) trkCenterY;
if (device.colorCapable) {
WinSetForeColor( gColorTable[ scaleColor ] );
}
tempRect.topLeft.x = trkX - trkRadius;
tempRect.topLeft.y = trkY - trkRadius;
tempRect.extent.x = 2 * trkRadius;
tempRect.extent.y = 2 * trkRadius;
WinDrawRectangleFrame( roundFrame, &tempRect );
}
/*----------------------------------------------------------
Restore current drawing state
----------------------------------------------------------*/
if (device.colorCapable) {
WinPopDrawState();
}
/*----------------------------------------------------------
Draw Direction Line for Flarm Alarm
----------------------------------------------------------*/
if (!IsGPS && (satData[0].svid < gpsInvalidSVID)) {
trkX = skyvwRadius * Sin(satData[0].azimuth) + 0.5;
trkY = skyvwRadius * Cos(satData[0].azimuth) + 0.5;
WinDrawLine(skyvwCenter.x*boldline, skyvwCenter.y*boldline,
(skyvwCenter.x+trkX)*boldline, (skyvwCenter.y-trkY)*boldline);
}
/*----------------------------------------------------------
Draw svids sorted by elevation
----------------------------------------------------------*/
/*----------------------------------------------------------
Save current drawing state
----------------------------------------------------------*/
if (device.colorCapable) {
WinPushDrawState();
}
/*----------------------------------------------------------
Set up size of rectangles
----------------------------------------------------------*/
tempRect.extent.y = FntBaseLine() - FntDescenderHeight() + 3;
tempRect.extent.x = FntCharsWidth( "00", 2 ) + 2;
if (!IsGPS) FntSetFont((FontID)WAYSYMB11);
if ((IsGPS && (data.config.flightcomp != FLARMCOMP)) || !IsGPS)
//for ( i = 0; i < numDisplayableSats; ++i )
// if displaying Flarm data, 0th item is always the most important, so display last
for ( i = numDisplayableSats-1; i >= 0; i-- )
{
/*------------------------------------------------------
Sort by elevation
------------------------------------------------------*/
j = elevDir[ i ];
if ( satData[ j ].svid < gpsInvalidSVID )
{
/*--------------------------------------------------
Determine location of characters
--------------------------------------------------*/
tempRect.topLeft.x = skyvwCenter.x - ( tempRect.extent.x / 2 );
tempRect.topLeft.y = skyvwCenter.y - ( tempRect.extent.y / 2 );
if (IsGPS) {
adjElev = (UInt16)(((0.5 * PI) - satData[j].elevation ) * ( skyvwRadius / (0.5 * PI)));
} else {
adjElev = (UInt16)( satData[j].elevation / (mapscale * DISTKMCONST * 1000) * skyvwRadius ) ;
if (adjElev > skyvwRadius) adjElev = skyvwRadius;
}
tempRect.topLeft.x += (Coord)(adjElev * Sin( satData[ j ].azimuth ));
tempRect.topLeft.y -= (Coord)(adjElev * Cos( satData[ j ].azimuth ));
/*--------------------------------------------------
If PalmOS version 3.5 or above and Color Capable device,
set colors and draw mode:
1. black on white if no signal
2. black on lt gray if no ephemeris
3. white on black if ephemeris
If less than PalmOS version 3.5 or not color capable,
1. normal characters if no signal (black on white)
2. normal character if no ephemeris (black on white)
3. inverted character if ephemeris (white on black)
--------------------------------------------------*/
if (device.colorCapable) {
if ( satData[ j ].snr < 0 ) {
color = gColorTable[ backgroundColor ];
drawMode = winOverlay;
} else if ( ( satData[ j ].status & gpsSatEphMask ) != satEph ) {
color = gColorTable[ noEphColor ];
drawMode = winOverlay;
} else {
color = gColorTable[ ephColor ];
drawMode = winMask;
}
/*--------------------------------------------------
Draw rectangle and svid text
--------------------------------------------------*/
WinSetForeColor( color );
WinDrawRectangle( &tempRect, 0 );
WinSetDrawMode( drawMode );
WinPaintChars( svidStr[ j ], StrLen( svidStr[ j ] ), tempRect.topLeft.x + 1, tempRect.topLeft.y - 1 );
} else {
if ( satData[ j ].snr < 0 ) {
WinDrawChars( svidStr[ j ], StrLen( svidStr[ j ] ), tempRect.topLeft.x + 1, tempRect.topLeft.y - 1 );
} else if ( ( satData[ j ].status & gpsSatEphMask ) != satEph ) {
WinDrawChars( svidStr[ j ], StrLen( svidStr[ j ] ), tempRect.topLeft.x + 1, tempRect.topLeft.y - 1 );
} else {
WinDrawInvertedChars( svidStr[ j ], StrLen( svidStr[ j ] ), tempRect.topLeft.x + 1, tempRect.topLeft.y - 1 );
}
}
} /* if SVID is valid */
} /* for i */
/*----------------------------------------------------------
Restore current drawing state
----------------------------------------------------------*/
if (device.colorCapable) {
WinPopDrawState();
}
FntSetFont( stdFont );
/*----------------------------------------------------------
Draw signal strength bars
----------------------------------------------------------*/
if (IsGPS) {
/*----------------------------------------------------------
Get the differential character
----------------------------------------------------------*/
SysCopyStringResource( tempStr, diffCharString );
/*----------------------------------------------------------
Determine height of signal strength area and conversion
factor from SNR to bar height.
----------------------------------------------------------*/
sgnstrRect.topLeft.y = skyvwCenter.y + skyvwRadius + ( FntCharHeight() / 2 ) + 1;
sgnstrRect.extent.y = drawRect.extent.y - sgnstrRect.topLeft.y - FntBaseLine() + 1;
snrToBar = ( ( float ) sgnstrRect.extent.y ) / ( ( float ) snrRng );
/*----------------------------------------------------------
Draw the scale lines (10, 30, 50, 70, 90)
----------------------------------------------------------*/
if (device.colorCapable) {
WinPushDrawState();
WinSetForeColor( gColorTable[ scaleColor ] );
}
for ( i = 1; i < 10; i += 2 )
{
y = (Coord)(sgnstrRect.topLeft.y + sgnstrRect.extent.y - ( round( i * snrRng / 10 ) * snrToBar ));
WinDrawLine( drawRect.topLeft.x, y, drawRect.topLeft.x + drawRect.extent.x, y );
}
if (device.colorCapable) {
WinPopDrawState();
}
/*----------------------------------------------------------
Width of signal strength bar is based on the width of the
SVID string minus the rectangle border.
----------------------------------------------------------*/
tempRect.extent.x -= ( 2 * rectBorderWidth );
/*----------------------------------------------------------
Determine the spacing of the bars, both between bars (inner)
and at the edges (outer).
----------------------------------------------------------*/
xIn = ( tempRect.extent.x + ( 2 * rectBorderWidth ) ) * numDisplayableSats;
xIn = ( drawRect.extent.x - xIn ) / ( numDisplayableSats + 1 );
xOut = ( drawRect.extent.x - ( ( tempRect.extent.x + ( 2 * rectBorderWidth ) + xIn ) * numDisplayableSats ) + xIn ) / 2;
/*----------------------------------------------------------
Draw the SVID string & signal strength bars sorted by SVID
----------------------------------------------------------*/
for ( i = 0; i < numDisplayableSats ; ++i )
{
/*------------------------------------------------------
Sort by SVID
------------------------------------------------------*/
j = svidDir[ i ];
/*------------------------------------------------------
Draw SVID string
------------------------------------------------------*/
if (data.config.flightcomp != FLARMCOMP) {
DrawString
( svidStr[ j ]
, ( xOut + ( i * ( tempRect.extent.x + ( 2 * rectBorderWidth ) + xIn ) ) )
, drawRect.extent.y - FntBaseLine()
);
} else {
DrawString
( "--"
, ( xOut + ( i * ( tempRect.extent.x + ( 2 * rectBorderWidth ) + xIn ) ) )
, drawRect.extent.y - FntBaseLine()
);
}
/*------------------------------------------------------
Draw bar if channel is being used
------------------------------------------------------*/
if ((satData[ j ].svid < gpsInvalidSVID) && (data.config.flightcomp != FLARMCOMP))
{
/*--------------------------------------------------
Determine height of bar. Compensate for the border
being drawn outside the rectangle.
--------------------------------------------------*/
signalLevel = limit( snrMin, max( 0, satData[ j ].snr ), snrMax ) - snrMin;
tempRect.extent.y = ( ( Coord ) round( signalLevel * snrToBar ) ) + 1 - ( 2 * rectBorderWidth );
tempRect.extent.y = max( 0, tempRect.extent.y );
tempRect.topLeft.x = xOut + ( i * ( tempRect.extent.x + ( 2 * rectBorderWidth ) + xIn ) ) + 1;
tempRect.topLeft.y = sgnstrRect.topLeft.y + sgnstrRect.extent.y - tempRect.extent.y - rectBorderWidth;
/*--------------------------------------------------
Set colors:
1. black frame with lt gray fill if no ephemeris
2. black frame with black fill if ephemeris
--------------------------------------------------*/
if (device.colorCapable) {
if ( ( satData[ j ].status & gpsSatEphMask ) != satEph ) {
WinSetForeColor( gColorTable[ noEphColor ] );
}
}
/*--------------------------------------------------
Draw fill rectangle and frame
--------------------------------------------------*/
WinDrawRectangle( &tempRect, 0 );
if (device.colorCapable) {
WinSetForeColor( gColorTable[ ephColor ] );
}
WinDrawRectangleFrame( simpleFrame, &tempRect );
/*--------------------------------------------------
Draw differential indicator if necessary
--------------------------------------------------*/
if ( ( satData[ j ].status & gpsSatDifMask ) == satDif )
{
/*----------------------------------------------
Determine x-coordinate
----------------------------------------------*/
xDiff = tempRect.topLeft.x + ( ( tempRect.extent.x - FntCharWidth( 'D' ) + 1 ) / 2 );
/*----------------------------------------------
Put indicator inside or outside the bar based on
the height of the bar.
----------------------------------------------*/
if ( tempRect.extent.y < FntCharHeight() + ( 2 * rectBorderWidth ) )
{
/*------------------------------------------
Outside: Black on white; also draw a white
line on the left side of the character.
------------------------------------------*/
y = sgnstrRect.topLeft.y + sgnstrRect.extent.y - ( 2 * FntCharHeight() ) - rectBorderWidth - 3;
WinDrawChars( tempStr, 1, xDiff, y );
if (device.colorCapable) {
color = WinSetForeColor( gColorTable[ backgroundColor ] );
}
WinDrawLine( xDiff - 1, y, xDiff - 1, y + FntCharHeight() - 1 );
if (device.colorCapable) {
WinSetForeColor( color );
}
} else {
/*------------------------------------------
Inside:
1. black on lt gray if no ephemeris
2. white on black if ephemeris
------------------------------------------*/
if (device.colorCapable) {
drawMode = ( ( satData[ j ].status & gpsSatEphMask ) != satEph ) ? winOverlay : winMask;
WinSetDrawMode( drawMode );
WinPaintChars( tempStr, 1, xDiff, tempRect.topLeft.y + tempRect.extent.y - FntCharHeight() - 1 );
} else {
WinDrawChars( tempStr, 1, xDiff, tempRect.topLeft.y + tempRect.extent.y - FntCharHeight() - 1 );
}
}
} /* if differential */
} /* if channel used */
} /* for i */
} /* if IsGPS */
if (IsGPS && (pvtData->status.fix > gpsFixInvalid) && (StrCompare(data.logger.gpsstat, "A") == 0)) {
//----------------------------------------------------------
//Draw connect button if required
//----------------------------------------------------------
ctl_set_visible(form_sat_status_restart, ((!recv_data && (StrCompare(data.logger.gpsstat, "A") != 0)) && IsGPS));
//----------------------------------------------------------
//Draw text fields
//----------------------------------------------------------
tempRect.topLeft.x = drawRect.extent.x / 2 - 5;
tempRect.topLeft.y = statusHeight-2;
tempRect.extent.x = tempRect.topLeft.x;
tempRect.extent.y = ( 2 * skyvwRadius ) + FntCharHeight();
//----------------------------------------------------------
//Calculate the extra space between groupings
//----------------------------------------------------------
yExtra = ( tempRect.extent.y - ( 5 * FntLineHeight() ) - FntCharHeight() ) / 2;
//----------------------------------------------------------
//Draw location
//----------------------------------------------------------
y = tempRect.topLeft.y;
if (data.config.llfmt == LLUTM) {
LLToStringUTM(data.input.gpslatdbl, data.input.gpslatdbl, tempStr, ZONE);
StrCopy(posStr, tempStr);
StrCat(posStr, " ");
LLToStringUTM(data.input.gpslatdbl, data.input.gpslatdbl, tempStr, EASTING);
StrCat(posStr, tempStr);
DrawString( posStr, tempRect.topLeft.x, y );
y += FntLineHeight();
StrCopy(posStr, " ");
LLToStringUTM(data.input.gpslatdbl, data.input.gpslatdbl, tempStr, NORTHING);
StrCat(posStr, tempStr);
DrawString( posStr, tempRect.topLeft.x, y );
} else {
StrCopy(posStr, "Lat: ");
if (data.config.llfmt == LLDM) {
LLToStringDM(data.input.gpslatdbl, tempStr, ISLAT, true, true, 3);
} else {
LLToStringDMS(data.input.gpslatdbl, tempStr, ISLAT);
}
StrCat(posStr, tempStr);
DrawString( posStr, tempRect.topLeft.x, y );
y += FntLineHeight();
StrCopy(posStr, "Lon: ");
if (data.config.llfmt == LLDM) {
LLToStringDM(data.input.gpslngdbl, tempStr, ISLON, true, true, 3);
} else {
LLToStringDMS(data.input.gpslngdbl, tempStr, ISLON);
}
StrCat(posStr, tempStr);
DrawString( posStr, tempRect.topLeft.x, y );
}
//----------------------------------------------------------
//Draw date (UTC + Time Zone)
//----------------------------------------------------------
// y += FntLineHeight() + yExtra;
y += FntLineHeight();
StrCopy(dateStr, "Date: ");
DateToAscii(gpstime.month, gpstime.day, gpstime.year, dfDMYLong, tempStr);
StrCat(dateStr, tempStr);
DrawString( dateStr, tempRect.topLeft.x, y );
//----------------------------------------------------------
//Draw time (UTC + Time Zone)
//----------------------------------------------------------
y += FntLineHeight();
StrCopy(timeStr, "Time: ");
SecondsToDateOrTimeString(gpssecs, tempStr, 1, 0);
StrCat(timeStr, tempStr);
StrCat(timeStr, " ");
if (data.config.timezone > 0) StrCat(timeStr, "+");
StrCat(timeStr, DblToStr(data.config.timezone, 0));
DrawString( timeStr, tempRect.topLeft.x, y );
//----------------------------------------------------------
//Draw Course
//----------------------------------------------------------
y += FntLineHeight();
StrCopy(tempStr, "Cse: ");
StrCat(tempStr, print_direction2(data.input.true_track.value));
StrCat(tempStr, "°");
DrawString( tempStr, tempRect.topLeft.x, y );
//----------------------------------------------------------
//Draw Magnetic Deviation
//----------------------------------------------------------
StrCopy(tempStr, "Dev: ");
if (data.input.deviation.value < 0.0) {
StrCat(tempStr, "-");
StrCat(tempStr, print_direction2(Fabs(data.input.deviation.value)));
} else {
StrCat(tempStr, print_direction2(data.input.deviation.value));
}
StrCat(tempStr, "°");
DrawString( tempStr, tempRect.topLeft.x+(tempRect.topLeft.x/2)+4, y );
//----------------------------------------------------------
//Draw Speed
//----------------------------------------------------------
y += FntLineHeight();
StrCopy(tempStr, "Spd: ");
StrCat(tempStr, print_horizontal_speed2(data.input.ground_speed.value, 1));
StrCat(tempStr, data.input.spdtext);
DrawString( tempStr, tempRect.topLeft.x, y );
//----------------------------------------------------------
//Draw Altitude
//----------------------------------------------------------
y += FntLineHeight();
StrCopy(tempStr, "Alt: ");
StrCat(tempStr, print_altitude(gpsalt));
StrCat(tempStr, data.input.alttext);
DrawString( tempStr, tempRect.topLeft.x-10, y );
//----------------------------------------------------------
//Draw Geoidial Height
//----------------------------------------------------------
StrCopy(tempStr, "GH: ");
StrCat(tempStr, print_altitude(gpsgeoidaldiff));
StrCat(tempStr, data.input.alttext);
DrawString( tempStr, tempRect.topLeft.x+(tempRect.topLeft.x/2)+4, y );
}
if (!IsGPS) {
/*----------------------------------------------------------
Draw Flarm Display Scale
----------------------------------------------------------*/
// Need to Always Draw the Scale
FntSetFont(stdFont);
StrCopy(tempStr, "Scale:");
WinDrawChars(tempStr, StrLen(tempStr), 137, 122);
FntSetFont(largeBoldFont);
StrCopy(tempStr, DblToStr(pround(mapscale * data.input.disconst, 1), 1));
WinDrawChars(tempStr, StrLen(tempStr), 138, 132);
FntSetFont(stdFont);
/*----------------------------------------------------------
Draw Flarm Alarm Data
----------------------------------------------------------*/
FntSetFont(largeBoldFont);
if (satData[0].svid != gpsInvalidSVID) {
// distance
poirange = satData[0].elevation / DISTKMCONST / 1000;
if ((poirange*data.input.disconst) < 10.0) {
StrCopy(tempStr, print_distance2(poirange, 2));
} else if ((poirange*data.input.disconst) < 100.0) {
StrCopy(tempStr, print_distance2(poirange, 1));
} else if ((poirange*data.input.disconst) < 1000.0) {
StrCopy(tempStr, print_distance2(poirange, 0));
} else {
StrCopy(tempStr, "999");
}
WinDrawChars(tempStr, StrLen(tempStr), 139, 0);
// bearing
StrCopy(tempStr, print_direction2(satData[0].azimuth * radToDeg));
StrCat(tempStr, "°");
WinDrawChars(tempStr, StrLen(tempStr), 1, 0);
// vertical separation
StrCopy(tempStr, print_altitude(FlarmVSep / ALTMETCONST));
WinDrawChars(tempStr, StrLen(tempStr), 1, 132);
}
FntSetFont(stdFont);
}
/*----------------------------------------------------------
Make it visible
----------------------------------------------------------*/
FntSetFont(stdFont);
WinSetDrawWindow( oldWindow );
WinGetWindowFrameRect( gOffScreenWindow, &tempRect );
WinCopyRectangle( gOffScreenWindow, oldWindow, &tempRect, 0, formTitleHeight, winPaint );
/*----------------------------------------------------------
Make the re-connection button visible if no GPS present
----------------------------------------------------------*/
ctl_set_visible(form_sat_status_restart, ((!recv_data && (StrCompare(data.logger.gpsstat, "A") != 0)) && IsGPS));
ctl_set_visible(form_sat_status_GPSinfo, (IsGPS && (data.config.flightcomp == FLARMCOMP)));
}
return;
}
/*********************************************************************
*
* PROCEDURE NAME:
* DrawCenteredString - Draw a Centered String
*
* DESCRIPTION:
* Draws the string at the given y coordinate, centered between
* the right and left bounds.
*
*********************************************************************/
void DrawCenteredString( Char *str, UInt16 boundsLeft, UInt16 boundsRight, UInt16 yPos )
{
/*----------------------------------------------------------
Variables
----------------------------------------------------------*/
UInt16 length; /* length of the string */
UInt16 width; /* width of the string */
UInt16 xPos; /* horizontal position of the string */
/*----------------------------------------------------------
Find the width of the string in pixels.
----------------------------------------------------------*/
length = StrLen( str );
width = FntCharsWidth( str, length );
/*----------------------------------------------------------
Draw the string centered within the bounds.
----------------------------------------------------------*/
xPos = ( boundsLeft + boundsRight - width ) / 2;
WinDrawChars( str, length, xPos, yPos );
} /* DrawCenteredString() */