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156 lines
4.1 KiB
Plaintext
156 lines
4.1 KiB
Plaintext
/*! \mainpage Quantum GIS
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*
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* \section about About QGIS
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* Quantum GIS (QGIS) is a user friendly Open Source Geographic Information
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* System (GIS) that runs on Linux, Unix, Mac OSX, and Windows. QGIS supports
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* vector, raster, and database formats. QGIS is licensed under the GNU Public
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* License.
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*
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* This API documentation provides information about all classes that make up QGIS.
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*/
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%ModuleHeaderCode
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#include <qgis.h>
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%End
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%ModuleCode
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int QgisEvent = QEvent::User + 1;
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%End
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class QGis
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{
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%TypeHeaderCode
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#include <qgis.h>
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%End
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public:
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// Version constants
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//
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// Version string
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static const char* QGIS_VERSION;
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// Version number used for comparing versions using the "Check QGIS Version" function
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static const int QGIS_VERSION_INT;
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// Release name
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static const char* QGIS_RELEASE_NAME;
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// The development version
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static const char* QGIS_DEV_VERSION;
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// Enumerations
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//
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//! Used for symbology operations
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// Feature types
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enum WkbType
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{
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WKBUnknown = 0,
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WKBPoint = 1,
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WKBLineString,
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WKBPolygon,
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WKBMultiPoint,
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WKBMultiLineString,
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WKBMultiPolygon,
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WKBNoGeometry = 100, //attributes only
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WKBPoint25D = 0x80000001,
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WKBLineString25D,
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WKBPolygon25D,
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WKBMultiPoint25D,
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WKBMultiLineString25D,
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WKBMultiPolygon25D,
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};
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enum GeometryType
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{
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Point,
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Line,
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Polygon,
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UnknownGeometry,
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NoGeometry
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};
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// TODO: String representation of geometry types (set in qgis.cpp)
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// static const char *qgisVectorGeometryType[];
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//! description strings for feature types
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// static const char *qgisFeatureTypes[];
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/** Map units that qgis supports
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* @note that QGIS < 1.4 api had only Meters, Feet, Degrees and UnknownUnit
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* @note and QGIS >1.8 returns to that
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*/
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enum UnitType
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{
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Meters = 0,
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Feet = 1,
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Degrees = 2, //for 1.0 api backwards compatibility
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UnknownUnit = 3,
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// for [1.4;1.8] api compatibility
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DecimalDegrees = 2, // was 2
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DegreesMinutesSeconds = 2, // was 4
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DegreesDecimalMinutes = 2, // was 5
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};
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//! User defined event types
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enum UserEvent
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{
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// These first two are useful for threads to alert their parent data providers
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//! The extents have been calculated by a provider of a layer
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ProviderExtentCalcEvent = QgisEvent,
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//! The row count has been calculated by a provider of a layer
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ProviderCountCalcEvent
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};
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static const double DEFAULT_IDENTIFY_RADIUS;
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};
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/** Wkt string that represents a geographic coord sys
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* @note added in 1.8 to replace GEOWkt
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*/
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const QString GEOWKT;
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/** Wkt string that represents a geographic coord sys
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* @note deprecated in 1.8 due to violation of coding conventions (globals
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* should be in all caps).
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*/
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const QString GEOWkt /Deprecated/;
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const QString PROJECT_SCALES;
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/** PROJ4 string that represents a geographic coord sys */
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const QString GEOPROJ4;
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/** Magic number for a geographic coord sys in POSTGIS SRID */
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const long GEOSRID;
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/** Magic number for a geographic coord sys in QGIS srs.db tbl_srs.srs_id */
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const long GEOCRS_ID;
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/** Magic number for a geographic coord sys in EpsgCrsId ID format */
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const long GEO_EPSG_CRS_ID;
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/** Geographic coord sys from EPSG authority */
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const QString GEO_EPSG_CRS_AUTHID;
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/** The length of the string "+proj=" */
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const int PROJ_PREFIX_LEN;
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/** The length of the string "+ellps=" */
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const int ELLPS_PREFIX_LEN;
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/** The length of the string "+lat_1=" */
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const int LAT_PREFIX_LEN;
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/** Magick number that determines whether a projection crsid is a system (srs.db)
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* or user (~/.qgis.qgis.db) defined projection. */
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const int USER_CRS_START_ID;
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//
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// Constants for point symbols
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//
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/** Magic number that determines the minimum allowable point size for point symbols */
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const double MINIMUM_POINT_SIZE;
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/** Magic number that determines the default point size for point symbols */
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const double DEFAULT_POINT_SIZE;
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const double DEFAULT_LINE_WIDTH;
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/** default snapping tolerance for segments (@note added in 1.8) */
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const double DEFAULT_SEGMENT_EPSILON;
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