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
20: .seealso: `PetscDraw`, `PetscDrawGetCoordinates()`
21: @*/
22: PetscErrorCode PetscDrawSetCoordinates(PetscDraw draw, PetscReal xl, PetscReal yl, PetscReal xr, PetscReal yr)
23: {
24: PetscFunctionBegin;
26: draw->coor_xl = xl;
27: draw->coor_yl = yl;
28: draw->coor_xr = xr;
29: draw->coor_yr = yr;
30: PetscTryTypeMethod(draw, setcoordinates, xl, yl, xr, yr);
31: PetscFunctionReturn(PETSC_SUCCESS);
32: }
34: /*@
35: PetscDrawGetCoordinates - Gets the application coordinates of the corners of
36: the window (or page).
38: Not Collective
40: Input Parameter:
41: . draw - the drawing object
43: Output Parameters:
44: + xl - the horizontal coordinate of the lower left corner of the drawing region.
45: . yl - the vertical coordinate of the lower left corner of the drawing region.
46: . xr - the horizontal coordinate of the upper right corner of the drawing region.
47: - yr - the vertical coordinate of the upper right corner of the drawing region.
49: Level: advanced
51: .seealso: `PetscDraw`, `PetscDrawSetCoordinates()`
52: @*/
53: PetscErrorCode PetscDrawGetCoordinates(PetscDraw draw, PetscReal *xl, PetscReal *yl, PetscReal *xr, PetscReal *yr)
54: {
55: PetscFunctionBegin;
61: *xl = draw->coor_xl;
62: *yl = draw->coor_yl;
63: *xr = draw->coor_xr;
64: *yr = draw->coor_yr;
65: PetscFunctionReturn(PETSC_SUCCESS);
66: }