Actual source code: drawimpl.h
1: /*
2: Abstract data structure and functions for graphics.
3: */
5: #if !defined(PETSCDRAWIMPL_H)
6: #define PETSCDRAWIMPL_H
8: #include <petsc/private/petscimpl.h>
9: #include <petscdraw.h>
11: PETSC_EXTERN PetscBool PetscDrawRegisterAllCalled;
12: PETSC_EXTERN PetscErrorCode PetscDrawRegisterAll(void);
14: struct _PetscDrawOps {
15: PetscErrorCode (*setdoublebuffer)(PetscDraw);
16: PetscErrorCode (*flush)(PetscDraw);
17: PetscErrorCode (*line)(PetscDraw,PetscReal,PetscReal,PetscReal,PetscReal,int);
18: PetscErrorCode (*linesetwidth)(PetscDraw,PetscReal);
19: PetscErrorCode (*linegetwidth)(PetscDraw,PetscReal*);
20: PetscErrorCode (*point)(PetscDraw,PetscReal,PetscReal,int);
21: PetscErrorCode (*pointsetsize)(PetscDraw,PetscReal);
22: PetscErrorCode (*string)(PetscDraw,PetscReal,PetscReal,int,const char[]);
23: PetscErrorCode (*stringvertical)(PetscDraw,PetscReal,PetscReal,int,const char[]);
24: PetscErrorCode (*stringsetsize)(PetscDraw,PetscReal,PetscReal);
25: PetscErrorCode (*stringgetsize)(PetscDraw,PetscReal*,PetscReal*);
26: PetscErrorCode (*setviewport)(PetscDraw,PetscReal,PetscReal,PetscReal,PetscReal);
27: PetscErrorCode (*clear)(PetscDraw);
28: PetscErrorCode (*rectangle)(PetscDraw,PetscReal,PetscReal,PetscReal,PetscReal,int,int,int,int);
29: PetscErrorCode (*triangle)(PetscDraw,PetscReal,PetscReal,PetscReal,PetscReal,PetscReal,PetscReal,int,int,int);
30: PetscErrorCode (*ellipse)(PetscDraw,PetscReal,PetscReal,PetscReal,PetscReal,int);
31: PetscErrorCode (*getmousebutton)(PetscDraw,PetscDrawButton*,PetscReal *,PetscReal *,PetscReal*,PetscReal*);
32: PetscErrorCode (*pause)(PetscDraw);
33: PetscErrorCode (*beginpage)(PetscDraw);
34: PetscErrorCode (*endpage)(PetscDraw);
35: PetscErrorCode (*getpopup)(PetscDraw,PetscDraw*);
36: PetscErrorCode (*settitle)(PetscDraw,const char[]);
37: PetscErrorCode (*checkresizedwindow)(PetscDraw);
38: PetscErrorCode (*resizewindow)(PetscDraw,int,int);
39: PetscErrorCode (*destroy)(PetscDraw);
40: PetscErrorCode (*view)(PetscDraw,PetscViewer);
41: PetscErrorCode (*getsingleton)(PetscDraw,PetscDraw*);
42: PetscErrorCode (*restoresingleton)(PetscDraw,PetscDraw*);
43: PetscErrorCode (*save)(PetscDraw);
44: PetscErrorCode (*getimage)(PetscDraw,unsigned char[][3],unsigned int*,unsigned int*,unsigned char*[]);
45: PetscErrorCode (*setcoordinates)(PetscDraw,PetscReal,PetscReal,PetscReal,PetscReal);
46: PetscErrorCode (*arrow)(PetscDraw,PetscReal,PetscReal,PetscReal,PetscReal,int);
47: PetscErrorCode (*coordinatetopixel)(PetscDraw,PetscReal,PetscReal,int*,int*);
48: PetscErrorCode (*pixeltocoordinate)(PetscDraw,int,int,PetscReal*,PetscReal*);
49: PetscErrorCode (*pointpixel)(PetscDraw,int,int,int);
50: PetscErrorCode (*boxedstring)(PetscDraw,PetscReal,PetscReal,int,int,const char[],PetscReal*,PetscReal*);
51: };
53: struct _p_PetscDraw {
54: PETSCHEADER(struct _PetscDrawOps);
55: PetscReal pause; /* sleep time after a synchronized flush */
56: PetscReal port_xl,port_yl,port_xr,port_yr;
57: PetscReal coor_xl,coor_yl,coor_xr,coor_yr;
58: PetscReal currentpoint_x[20],currentpoint_y[20];
59: PetscReal boundbox_xl,boundbox_yl,boundbox_xr,boundbox_yr; /* need to have this for each current point? */
60: PetscInt currentpoint;
61: PetscDrawMarkerType markertype;
62: char *title;
63: char *display;
64: PetscDraw popup;
65: int x,y,h,w;
66: char *savefilename;
67: char *saveimageext;
68: char *savemovieext;
69: PetscInt savefilecount;
70: PetscBool savesinglefile;
71: PetscInt savemoviefps;
72: char *savefinalfilename;
73: PetscBool saveonclear; /* save a new image for every PetscDrawClear() called */
74: PetscBool saveonflush; /* save a new image for every PetscDrawFlush() called */
75: void *data;
76: };
78: /* Contains the data structure for plotting several line
79: * graphs in a window with an axis. This is intended for line
80: * graphs that change dynamically by adding more points onto
81: * the end of the X axis.
82: */
83: struct _p_PetscDrawLG {
84: PETSCHEADER(int);
85: PetscErrorCode (*destroy)(PetscDrawLG);
86: PetscErrorCode (*view)(PetscDrawLG,PetscViewer);
87: int len,loc;
88: PetscDraw win;
89: PetscDrawAxis axis;
90: PetscReal xmin,xmax,ymin,ymax,*x,*y;
91: int nopts,dim,*colors;
92: PetscBool use_markers;
93: char **legend;
94: };
95: #define PETSC_DRAW_LG_CHUNK_SIZE 100
97: struct _p_PetscDrawAxis {
98: PETSCHEADER(int);
99: PetscReal xlow,ylow,xhigh,yhigh; /* User - coord limits */
100: PetscErrorCode (*ylabelstr)(PetscReal,PetscReal,char**);/* routines to generate labels */
101: PetscErrorCode (*xlabelstr)(PetscReal,PetscReal,char**);
102: PetscErrorCode (*xticks)(PetscReal,PetscReal,int,int*,PetscReal*,int);
103: PetscErrorCode (*yticks)(PetscReal,PetscReal,int,int*,PetscReal*,int);
104: /* location and size of ticks */
105: PetscDraw win;
106: int ac,tc,cc; /* axis,tick, character color */
107: char *xlabel,*ylabel,*toplabel;
108: PetscBool hold;
109: };
111: PETSC_INTERN PetscErrorCode PetscADefTicks(PetscReal,PetscReal,int,int*,PetscReal*,int);
112: PETSC_INTERN PetscErrorCode PetscADefLabel(PetscReal,PetscReal,char**);
113: PETSC_INTERN PetscErrorCode PetscAGetNice(PetscReal,PetscReal,int,PetscReal*);
114: PETSC_INTERN PetscErrorCode PetscAGetBase(PetscReal,PetscReal,int,PetscReal*,int*);
116: PETSC_INTERN PetscErrorCode PetscStripe0(char*);
117: PETSC_INTERN PetscErrorCode PetscStripAllZeros(char*);
118: PETSC_INTERN PetscErrorCode PetscStripTrailingZeros(char*);
119: PETSC_INTERN PetscErrorCode PetscStripInitialZero(char*);
120: PETSC_INTERN PetscErrorCode PetscStripZeros(char*);
121: PETSC_INTERN PetscErrorCode PetscStripZerosPlus(char*);
123: struct _p_PetscDrawBar {
124: PETSCHEADER(int);
125: PetscErrorCode (*destroy)(PetscDrawSP);
126: PetscErrorCode (*view)(PetscDrawSP,PetscViewer);
127: PetscDraw win;
128: PetscDrawAxis axis;
129: PetscReal ymin,ymax;
130: int numBins;
131: PetscReal *values;
132: int color;
133: char **labels;
134: PetscBool sort;
135: PetscReal sorttolerance;
136: };
138: struct _p_PetscDrawSP {
139: PETSCHEADER(int);
140: PetscErrorCode (*destroy)(PetscDrawSP);
141: PetscErrorCode (*view)(PetscDrawSP,PetscViewer);
142: int len,loc;
143: PetscDraw win;
144: PetscDrawAxis axis;
145: PetscReal xmin,xmax,ymin,ymax,*x,*y;
146: int nopts,dim;
147: };
148: #define PETSC_DRAW_SP_CHUNK_SIZE 100
150: #endif /* PETSCDRAWIMPL_H */