Actual source code: dcoor.c
2: /*
3: Provides the calling sequences for all the basic PetscDraw routines.
4: */
5: #include <petsc/private/drawimpl.h>
7: /*@
8: PetscDrawSetCoordinates - Sets the application coordinates of the corners of
9: the window (or page).
11: Not collective
13: Input Parameters:
14: + draw - the drawing object
15: - xl,yl,xr,yr - the coordinates of the lower left corner and upper
16: right corner of the drawing region.
18: Level: advanced
21: .seealso: PetscDrawGetCoordinates()
23: @*/
24: PetscErrorCode PetscDrawSetCoordinates(PetscDraw draw,PetscReal xl,PetscReal yl,PetscReal xr,PetscReal yr)
25: {
30: draw->coor_xl = xl; draw->coor_yl = yl;
31: draw->coor_xr = xr; draw->coor_yr = yr;
32: if (draw->ops->setcoordinates) {
33: (*draw->ops->setcoordinates)(draw,xl,yl,xr,yr);
34: }
35: return(0);
36: }
38: /*@
39: PetscDrawGetCoordinates - Gets the application coordinates of the corners of
40: the window (or page).
42: Not Collective
44: Input Parameter:
45: . draw - the drawing object
47: Level: advanced
49: Ouput Parameters:
50: . xl,yl,xr,yr - the coordinates of the lower left corner and upper
51: right corner of the drawing region.
54: .seealso: PetscDrawSetCoordinates()
56: @*/
57: PetscErrorCode PetscDrawGetCoordinates(PetscDraw draw,PetscReal *xl,PetscReal *yl,PetscReal *xr,PetscReal *yr)
58: {
65: *xl = draw->coor_xl; *yl = draw->coor_yl;
66: *xr = draw->coor_xr; *yr = draw->coor_yr;
67: return(0);
68: }