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Public Attributes | List of all members
QgsRasterViewPort Struct Reference

This class provides details of the viewable area that a raster will be rendered into. More...

#include <qgsrasterviewport.h>

Public Attributes

QgsPoint mBottomRightPoint
 Coordinate (in output device coordinate system) of bottom right corner of the part of the raster that is to be rendered. More...
 
QgsCoordinateReferenceSystem mDestCRS
 Target coordinate system. More...
 
int mDestDatumTransform
 
QgsRectangle mDrawnExtent
 Intersection of current map extent and layer extent. More...
 
int mHeight
 Distance in map units from bottom edge to top edge for the part of the raster that is to be rendered. More...
 
QgsCoordinateReferenceSystem mSrcCRS
 Source coordinate system. More...
 
int mSrcDatumTransform
 
QgsPoint mTopLeftPoint
 Coordinate (in output device coordinate system) of top left corner of the part of the raster that is to be rendered. More...
 
int mWidth
 Width, number of columns to be rendered. More...
 

Detailed Description

This class provides details of the viewable area that a raster will be rendered into.

The qgsrasterviewport class sets up a viewport / area of interest to be used by rasterlayer draw functions at the point of drawing to the screen.

Definition at line 31 of file qgsrasterviewport.h.

Member Data Documentation

QgsPoint QgsRasterViewPort::mBottomRightPoint

Coordinate (in output device coordinate system) of bottom right corner of the part of the raster that is to be rendered.

Definition at line 38 of file qgsrasterviewport.h.

QgsCoordinateReferenceSystem QgsRasterViewPort::mDestCRS

Target coordinate system.

Definition at line 54 of file qgsrasterviewport.h.

int QgsRasterViewPort::mDestDatumTransform

Definition at line 57 of file qgsrasterviewport.h.

QgsRectangle QgsRasterViewPort::mDrawnExtent

Intersection of current map extent and layer extent.

Definition at line 48 of file qgsrasterviewport.h.

int QgsRasterViewPort::mHeight

Distance in map units from bottom edge to top edge for the part of the raster that is to be rendered.

Height, number of rows to be rendered

Definition at line 45 of file qgsrasterviewport.h.

QgsCoordinateReferenceSystem QgsRasterViewPort::mSrcCRS

Source coordinate system.

Definition at line 51 of file qgsrasterviewport.h.

int QgsRasterViewPort::mSrcDatumTransform

Definition at line 56 of file qgsrasterviewport.h.

QgsPoint QgsRasterViewPort::mTopLeftPoint

Coordinate (in output device coordinate system) of top left corner of the part of the raster that is to be rendered.

Definition at line 35 of file qgsrasterviewport.h.

int QgsRasterViewPort::mWidth

Width, number of columns to be rendered.

Definition at line 41 of file qgsrasterviewport.h.


The documentation for this struct was generated from the following file: