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 CHKERRQ(PetscInitialize(&argc,&argv,NULL,help)); 13 14 CHKERRQ(PetscDrawCreate(PETSC_COMM_WORLD,0,"Title",x,y,width,height,&draw)); 15 CHKERRQ(PetscDrawSetPause(draw,2.0)); 16 CHKERRQ(PetscDrawSetFromOptions(draw)); 17 CHKERRQ(PetscDrawSetViewPort(draw,.25,.25,.75,.75)); 18 19 CHKERRQ(PetscDrawLine(draw,0.0,0.0,1.0,1.0,PETSC_DRAW_BLACK)); 20 CHKERRQ(PetscDrawString(draw,.2,.2,PETSC_DRAW_RED,"Some Text")); 21 CHKERRQ(PetscDrawString(draw,.5,.5,PETSC_DRAW_GREEN,"Some Text")); 22 CHKERRQ(PetscDrawString(draw,.2,.8,PETSC_DRAW_BLUE,"Some Text")); 23 CHKERRQ(PetscDrawFlush(draw)); 24 CHKERRQ(PetscDrawPause(draw)); 25 CHKERRQ(PetscDrawSave(draw)); 26 27 CHKERRQ(PetscDrawClear(draw)); 28 /*CHKERRQ(PetscDrawStringSetSize(draw,.5,.5));*/ 29 CHKERRQ(PetscDrawString(draw,.2,.2,PETSC_DRAW_RED,"Some Text")); 30 CHKERRQ(PetscDrawString(draw,.5,.5,PETSC_DRAW_GREEN,"Some Text")); 31 CHKERRQ(PetscDrawString(draw,.2,.8,PETSC_DRAW_BLUE,"Some Text")); 32 CHKERRQ(PetscDrawFlush(draw)); 33 CHKERRQ(PetscDrawPause(draw)); 34 CHKERRQ(PetscDrawSave(draw)); 35 36 CHKERRQ(PetscDrawResizeWindow(draw,600,600)); 37 CHKERRQ(PetscDrawGetWindowSize(draw,&width,&height)); 38 CHKERRQ(PetscDrawSetViewPort(draw,0,0,1,1)); 39 CHKERRQ(PetscDrawClear(draw)); 40 /*CHKERRQ(PetscDrawLine(draw,0.0,0.0,1.0,1.0,PETSC_DRAW_RED));*/ 41 /*CHKERRQ(PetscDrawLine(draw,0.0,1.0,1.0,0.0,PETSC_DRAW_BLUE));*/ 42 CHKERRQ(PetscDrawString(draw,.2,.2,PETSC_DRAW_RED,"Some Text\n Some Other Text")); 43 CHKERRQ(PetscDrawString(draw,.5,.5,PETSC_DRAW_RED,"ABCygj\n()[]F$")); 44 CHKERRQ(PetscDrawString(draw,0,0,PETSC_DRAW_RED,"Horizontal Text (ABCygj)")); 45 CHKERRQ(PetscDrawStringVertical(draw,0,1,PETSC_DRAW_RED,"Vertical Text")); 46 CHKERRQ(PetscDrawFlush(draw)); 47 CHKERRQ(PetscDrawPause(draw)); 48 CHKERRQ(PetscDrawSave(draw)); 49 50 CHKERRQ(PetscDrawDestroy(&draw)); 51 CHKERRQ(PetscFinalize()); 52 return 0; 53 } 54 55 /*TEST 56 57 build: 58 requires: x 59 60 test: 61 output_file: output/ex1_1.out 62 63 TEST*/ 64