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region jokes and version

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git-svn-id: http://svn.osgeo.org/qgis/trunk@5081 c8812cc2-4d05-0410-92ff-de0c093fc19c
This commit is contained in:
rblazek 2006-03-23 08:50:13 +00:00
parent acc948279c
commit 63840d5d15
2 changed files with 132 additions and 0 deletions
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108
src/providers/grass/qgsgrass.cpp
View File

@ -33,6 +33,7 @@ extern "C" {
#include <unistd.h>
#include <grass/gis.h>
#include <grass/Vect.h>
#include <grass/version.h>
}
void QgsGrass::init( void )
@ -643,6 +644,43 @@ QStringList QgsGrass::elements ( QString mapsetPath, QString element )
return list;
}
QString QgsGrass::regionString( struct Cell_head *window )
{
QString reg;
int fmt;
char buf[1024];
fmt = window->proj;
// TODO 3D
reg = "proj:" + QString::number(window->proj) + ";" ;
reg += "zone:" + QString::number(window->zone) + ";" ;
G_format_northing (window->north,buf,fmt);
reg += "north:" + QString(buf) + ";" ;
G_format_northing (window->south,buf,fmt);
reg += "south:" + QString(buf) + ";" ;
G_format_easting (window->east,buf,fmt);
reg += "east:" + QString(buf) + ";" ;
G_format_easting (window->west,buf,fmt);
reg += "west:" + QString(buf) + ";" ;
reg += "cols:" + QString::number(window->cols) + ";" ;
reg += "rows:" + QString::number(window->rows) + ";" ;
G_format_resolution (window->ew_res,buf,fmt);
reg += "e-w resol:" + QString(buf) + ";" ;
G_format_resolution (window->ns_res,buf,fmt);
reg += "n-s resol:" + QString(buf) + ";" ;
return reg;
}
bool QgsGrass::region( QString gisbase,
QString location, QString mapset,
struct Cell_head *window )
@ -656,6 +694,66 @@ bool QgsGrass::region( QString gisbase,
return true;
}
bool QgsGrass::writeRegion( QString gisbase,
QString location, QString mapset,
struct Cell_head *window )
{
std::cerr << "QgsGrass::writeRegion()" << std::endl;
std::cerr << "n = " << window->north << " s = " << window->south << std::endl;
std::cerr << "e = " << window->east << " w = " << window->west << std::endl;
QgsGrass::setMapset( gisbase, location, mapset );
if ( G_put_window(window) == -1 ) {
return false;
}
return true;
}
void QgsGrass::copyRegionExtent( struct Cell_head *source,
struct Cell_head *target )
{
target->north = source->north;
target->south = source->south;
target->east = source->east;
target->west = source->west;
target->top = source->top;
target->bottom = source->bottom;
}
void QgsGrass::copyRegionResolution( struct Cell_head *source,
struct Cell_head *target )
{
target->ns_res = source->ns_res;
target->ew_res = source->ew_res;
target->tb_res = source->tb_res;
target->ns_res3 = source->ns_res3;
target->ew_res3 = source->ew_res3;
}
void QgsGrass::extendRegion( struct Cell_head *source,
struct Cell_head *target )
{
if ( source->north > target->north )
target->north = source->north;
if ( source->south < target->south )
target->south = source->south;
if ( source->east > target->east )
target->east = source->east;
if ( source->west < target->west )
target->west = source->west;
if ( source->top > target->top )
target->top = source->top;
if ( source->bottom < target->bottom )
target->bottom = source->bottom;
}
bool QgsGrass::mapRegion( int type, QString gisbase,
QString location, QString mapset, QString map,
struct Cell_head *window )
@ -735,3 +833,13 @@ bool QgsGrass::mapRegion( int type, QString gisbase,
return true;
}
int QgsGrass::versionMajor()
{
return QString(GRASS_VERSION_MAJOR).toInt();
}
int QgsGrass::versionMinor()
{
return QString(GRASS_VERSION_MINOR).toInt();
}

24
src/providers/grass/qgsgrass.h
View File

@ -118,13 +118,37 @@ public:
QString location, QString mapset, QString map,
struct Cell_head *window );
// ! String representation of region
static QString QgsGrass::regionString( struct Cell_head *window );
// ! Read current mapset region
static bool QgsGrass::region( QString gisbase,
QString location, QString mapset,
struct Cell_head *window );
// ! Write current mapset region
static bool QgsGrass::writeRegion( QString gisbase,
QString location, QString mapset,
struct Cell_head *window );
// ! Set (copy) region extent, resolution is not changed
static void QgsGrass::copyRegionExtent( struct Cell_head *source,
struct Cell_head *target );
// ! Set (copy) region resolution, extent is not changed
static void QgsGrass::copyRegionResolution( struct Cell_head *source,
struct Cell_head *target );
// ! Extend region in target to source
static void QgsGrass::extendRegion( struct Cell_head *source,
struct Cell_head *target );
static void init (void);
//! Library version
static int QgsGrass::versionMajor();
static int QgsGrass::versionMinor();
private:
static int initialized; // Set to 1 after initialization
static bool active; // is active mode