1 /* 2 Provides the calling sequences for all the basic PetscDraw routines. 3 */ 4 #include <petsc/private/drawimpl.h> /*I "petscdraw.h" I*/ 5 6 /*@ 7 PetscDrawPause - Waits n seconds or until user input, depending on input 8 to `PetscDrawSetPause()`. 9 10 Collective on draw 11 12 Input Parameter: 13 . draw - the drawing context 14 15 Level: beginner 16 17 .seealso: `PetscDraw`, `PetscDrawSetPause()`, `PetscDrawGetPause()` 18 @*/ 19 PetscErrorCode PetscDrawPause(PetscDraw draw) 20 { 21 PetscFunctionBegin; 22 PetscValidHeaderSpecific(draw, PETSC_DRAW_CLASSID, 1); 23 PetscTryTypeMethod(draw, pause); 24 PetscFunctionReturn(0); 25 } 26 27 /*@ 28 PetscDrawSetPause - Sets the amount of time that program pauses after 29 a `PetscDrawPause()` is called. 30 31 Logically Collective on draw 32 33 Input Parameters: 34 + draw - the drawing object 35 - lpause - number of seconds to pause, -1 implies until user input, -2 pauses only on the `PetscDrawDestroy()` 36 37 Options Database Key: 38 . -draw_pause value - set the time to pause 39 40 Level: intermediate 41 42 Note: 43 By default the pause time is zero unless the -draw_pause option is given 44 during PetscDrawCreate(). 45 46 .seealso: `PetscDraw`, `PetscDrawGetPause()`, `PetscDrawPause()` 47 @*/ 48 PetscErrorCode PetscDrawSetPause(PetscDraw draw, PetscReal lpause) 49 { 50 PetscFunctionBegin; 51 PetscValidHeaderSpecific(draw, PETSC_DRAW_CLASSID, 1); 52 PetscValidLogicalCollectiveReal(draw, lpause, 2); 53 draw->pause = lpause; 54 PetscFunctionReturn(0); 55 } 56 57 /*@ 58 PetscDrawGetPause - Gets the amount of time that program pauses after 59 a `PetscDrawPause()` is called. 60 61 Not collective 62 63 Input Parameters: 64 + draw - the drawing object 65 - lpause - number of seconds to pause, -1 implies until user input 66 67 Level: intermediate 68 69 Note: 70 By default the pause time is zero unless the -draw_pause option is given 71 72 .seealso: `PetscDraw`, `PetscDrawSetPause()`, `PetscDrawPause()` 73 @*/ 74 PetscErrorCode PetscDrawGetPause(PetscDraw draw, PetscReal *lpause) 75 { 76 PetscFunctionBegin; 77 PetscValidHeaderSpecific(draw, PETSC_DRAW_CLASSID, 1); 78 PetscValidRealPointer(lpause, 2); 79 *lpause = draw->pause; 80 PetscFunctionReturn(0); 81 } 82