QGIS/python/core/qgsrasterviewport.sip

struct QgsRasterViewPort
{
%TypeHeaderCode
#include <qgsrasterviewport.h>
%End

  /** \brief  The offset from the left hand edge of the raster for the rectangle that will be drawn to screen.
   * TODO Check this explanation is correc!*/
  //int   rectXOffset;
  //float rectXOffsetFloat;
  /** \brief  The offset from the bottom edge of the raster for the rectangle that will be drawn to screen.
   * TODO Check this explanation is correc!*/
  //int   rectYOffset;
  //float rectYOffsetFloat;
  /** \brief Lower left X dimension of clipped raster image in raster pixel space.
   *  RasterIO will do the scaling for us, so for example, if the user is zoomed in a long way, there may only 
   *  be e.g. 5x5 pixels retrieved from the raw raster data, but rasterio will seamlessly scale the up to 
   *  whatever the screen coordinates are (e.g. a 600x800 display window) */
  //double clippedXMin;
  /** \brief Top Right X dimension of clipped raster image in raster pixel space.
   *  RasterIO will do the scaling for us, so for example, if the user is zoomed in a long way, there may only 
   *  be e.g. 5x5 pixels retrieved from the raw raster data, but rasterio will seamlessly scale the up to 
   *  whatever the screen coordinates are (e.g. a 600x800 display window) */
  //double clippedXMax;
  /** \brief Lower left Y dimension of clipped raster image in raster pixel space.
   *  RasterIO will do the scaling for us, so for example, if the user is zoomed in a long way, there may only 
   *  be e.g. 5x5 pixels retrieved from the raw raster data, but rasterio will seamlessly scale the up to 
   *  whatever the screen coordinates are (e.g. a 600x800 display window) */
  //double clippedYMin;
  /** \brief Top Right X dimension of clipped raster image in raster pixel space.
   *  RasterIO will do the scaling for us, so for example, if the user is zoomed in a long way, there may only 
   *  be e.g. 5x5 pixels retrieved from the raw raster data, but rasterio will seamlessly scale the up to 
   *  whatever the screen coordinates are (e.g. a 600x800 display window) */
  //double clippedYMax;
  /** \brief  Distance in pixels from clippedXMin to clippedXMax. */
  //int clippedWidth;
  /** \brief Distance in pixels from clippedYMin to clippedYMax  */
  //int clippedHeight;
  /** \brief Coordinate (in geographic coordinate system) of top left corner of the part of the raster that 
   * is to be rendered.*/
  QgsPoint topLeftPoint;
  /** \brief Coordinate (in geographic coordinate system) of bottom right corner of the part of the raster that 
   * is to be rendered.*/
  QgsPoint bottomRightPoint;
  /** \brief Distance in map units from left edge to right edge for the part of the raster that 
   * is to be rendered.*/
  int drawableAreaXDim;
  /** \brief Distance in map units from bottom edge to top edge for the part of the raster that 
   * is to be rendered.*/
  int drawableAreaYDim;

  // intersection of current map extent and layer extent
  QgsRectangle mDrawnExtent;

  // Source coordinate system
  QgsCoordinateReferenceSystem mSrcCRS;

  // Target coordinate system
  QgsCoordinateReferenceSystem mDestCRS;
};