xref: /petsc/src/sys/classes/draw/tests/ex12.c (revision b122ec5aa1bd4469eb4e0673542fb7de3f411254)
1c4762a1bSJed Brown 
2c4762a1bSJed Brown static char help[] = "Makes a simple bar graph.\n";
3c4762a1bSJed Brown 
4c4762a1bSJed Brown #include <petscsys.h>
5c4762a1bSJed Brown #include <petscdraw.h>
6c4762a1bSJed Brown 
7c4762a1bSJed Brown int main(int argc,char **argv)
8c4762a1bSJed Brown {
9c4762a1bSJed Brown   PetscDraw         draw;
10c4762a1bSJed Brown   PetscDrawBar      bar;
11c4762a1bSJed Brown   PetscDrawAxis     axis;
12c4762a1bSJed Brown   int               color = PETSC_DRAW_ROTATE;
13c4762a1bSJed Brown   const char        *xlabel,*ylabel,*toplabel;
14c4762a1bSJed Brown   const PetscReal   values[] = {.3, .5, .05, .11};
15c4762a1bSJed Brown   const char *const labels[] = {"A","B","C","D",NULL};
16c4762a1bSJed Brown   PetscReal         limits[2] = {0,0.55}; PetscInt nlimits = 2;
17c4762a1bSJed Brown   PetscBool         nolabels,setlimits;
18c4762a1bSJed Brown 
19c4762a1bSJed Brown   xlabel = "X-axis Label"; toplabel = "Top Label"; ylabel = "Y-axis Label";
20c4762a1bSJed Brown 
21*b122ec5aSJacob Faibussowitsch   CHKERRQ(PetscInitialize(&argc,&argv,NULL,help));
225f80ce2aSJacob Faibussowitsch   CHKERRQ(PetscOptionsHasName(NULL,NULL,"-nolabels",&nolabels));
23c4762a1bSJed Brown   if (nolabels) { xlabel = NULL; ylabel = NULL; toplabel = NULL; }
245f80ce2aSJacob Faibussowitsch   CHKERRQ(PetscOptionsGetRealArray(NULL,NULL,"-limits",limits,&nlimits,&setlimits));
25c4762a1bSJed Brown 
265f80ce2aSJacob Faibussowitsch   CHKERRQ(PetscDrawCreate(PETSC_COMM_WORLD,NULL,"Title",PETSC_DECIDE,PETSC_DECIDE,400,300,&draw));
275f80ce2aSJacob Faibussowitsch   CHKERRQ(PetscDrawSetFromOptions(draw));
285f80ce2aSJacob Faibussowitsch   CHKERRQ(PetscDrawBarCreate(draw,&bar));
29c4762a1bSJed Brown 
305f80ce2aSJacob Faibussowitsch   CHKERRQ(PetscDrawBarGetAxis(bar,&axis));
315f80ce2aSJacob Faibussowitsch   CHKERRQ(PetscDrawAxisSetColors(axis,PETSC_DRAW_BLACK,PETSC_DRAW_RED,PETSC_DRAW_BLUE));
325f80ce2aSJacob Faibussowitsch   CHKERRQ(PetscDrawAxisSetLabels(axis,toplabel,xlabel,ylabel));
335f80ce2aSJacob Faibussowitsch   CHKERRQ(PetscDrawBarSetColor(bar,color));
345f80ce2aSJacob Faibussowitsch   CHKERRQ(PetscDrawBarSetFromOptions(bar));
35c4762a1bSJed Brown 
365f80ce2aSJacob Faibussowitsch   if (setlimits) CHKERRQ(PetscDrawBarSetLimits(bar,limits[0],limits[1]));
375f80ce2aSJacob Faibussowitsch   CHKERRQ(PetscDrawBarSetData(bar,4,values,labels));
385f80ce2aSJacob Faibussowitsch   CHKERRQ(PetscDrawBarDraw(bar));
395f80ce2aSJacob Faibussowitsch   CHKERRQ(PetscDrawBarSave(bar));
40c4762a1bSJed Brown 
415f80ce2aSJacob Faibussowitsch   CHKERRQ(PetscDrawBarDestroy(&bar));
425f80ce2aSJacob Faibussowitsch   CHKERRQ(PetscDrawDestroy(&draw));
43*b122ec5aSJacob Faibussowitsch   CHKERRQ(PetscFinalize());
44*b122ec5aSJacob Faibussowitsch   return 0;
45c4762a1bSJed Brown }
46c4762a1bSJed Brown 
47c4762a1bSJed Brown /*TEST
48c4762a1bSJed Brown 
49c4762a1bSJed Brown    build:
50c4762a1bSJed Brown      requires: x
51c4762a1bSJed Brown 
52c4762a1bSJed Brown    test:
53c4762a1bSJed Brown      output_file: output/ex1_1.out
54c4762a1bSJed Brown 
55c4762a1bSJed Brown TEST*/
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