1 2 static char help[] = "Demonstrates opening and drawing in a window\n"; 3 4 #include <petscsys.h> 5 #include <petscdraw.h> 6 7 int main(int argc,char **argv) 8 { 9 PetscDraw draw; 10 int x = 0,y = 0,width = 300,height = 300; 11 12 PetscFunctionBeginUser; 13 PetscCall(PetscInitialize(&argc,&argv,NULL,help)); 14 15 PetscCall(PetscDrawCreate(PETSC_COMM_WORLD,0,"Title",x,y,width,height,&draw)); 16 PetscCall(PetscDrawSetPause(draw,2.0)); 17 PetscCall(PetscDrawSetFromOptions(draw)); 18 PetscCall(PetscDrawSetViewPort(draw,.25,.25,.75,.75)); 19 20 PetscCall(PetscDrawLine(draw,0.0,0.0,1.0,1.0,PETSC_DRAW_BLACK)); 21 PetscCall(PetscDrawString(draw,.2,.2,PETSC_DRAW_RED,"Some Text")); 22 PetscCall(PetscDrawString(draw,.5,.5,PETSC_DRAW_GREEN,"Some Text")); 23 PetscCall(PetscDrawString(draw,.2,.8,PETSC_DRAW_BLUE,"Some Text")); 24 PetscCall(PetscDrawFlush(draw)); 25 PetscCall(PetscDrawPause(draw)); 26 PetscCall(PetscDrawSave(draw)); 27 28 PetscCall(PetscDrawClear(draw)); 29 /*PetscCall(PetscDrawStringSetSize(draw,.5,.5));*/ 30 PetscCall(PetscDrawString(draw,.2,.2,PETSC_DRAW_RED,"Some Text")); 31 PetscCall(PetscDrawString(draw,.5,.5,PETSC_DRAW_GREEN,"Some Text")); 32 PetscCall(PetscDrawString(draw,.2,.8,PETSC_DRAW_BLUE,"Some Text")); 33 PetscCall(PetscDrawFlush(draw)); 34 PetscCall(PetscDrawPause(draw)); 35 PetscCall(PetscDrawSave(draw)); 36 37 PetscCall(PetscDrawResizeWindow(draw,600,600)); 38 PetscCall(PetscDrawGetWindowSize(draw,&width,&height)); 39 PetscCall(PetscDrawSetViewPort(draw,0,0,1,1)); 40 PetscCall(PetscDrawClear(draw)); 41 /*PetscCall(PetscDrawLine(draw,0.0,0.0,1.0,1.0,PETSC_DRAW_RED));*/ 42 /*PetscCall(PetscDrawLine(draw,0.0,1.0,1.0,0.0,PETSC_DRAW_BLUE));*/ 43 PetscCall(PetscDrawString(draw,.2,.2,PETSC_DRAW_RED,"Some Text\n Some Other Text")); 44 PetscCall(PetscDrawString(draw,.5,.5,PETSC_DRAW_RED,"ABCygj\n()[]F$")); 45 PetscCall(PetscDrawString(draw,0,0,PETSC_DRAW_RED,"Horizontal Text (ABCygj)")); 46 PetscCall(PetscDrawStringVertical(draw,0,1,PETSC_DRAW_RED,"Vertical Text")); 47 PetscCall(PetscDrawFlush(draw)); 48 PetscCall(PetscDrawPause(draw)); 49 PetscCall(PetscDrawSave(draw)); 50 51 PetscCall(PetscDrawDestroy(&draw)); 52 PetscCall(PetscFinalize()); 53 return 0; 54 } 55 56 /*TEST 57 58 build: 59 requires: x 60 61 test: 62 output_file: output/ex1_1.out 63 64 TEST*/ 65