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magnify.h
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C/C++ Source or Header
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1990-04-19
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3KB
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68 lines
#ifndef lint
static char SccsMagnifyId[] = "%W% %G%";
#endif
/* Module: Magnify.h
* Purpose: Quick access list of parameters for the magnifier window
* Modified: {0} Michael VanHilst initial version 6 June 1989
* {n} <who> -- <does what> -- <when>
*/
struct magRec {
struct {
Display *display; /* display for magnibox */
Window ID; /* magnibox drawable */
int x, y; /* drawing position in magnibox */
int width, height; /* drawing dimensions of magnibox */
} win;
struct {
short *shortbuf; /* pointer at image data buffer */
int width; /* width of image data buffer */
float X, Y; /* most recent magnified coordinates */
float X1lim; /* min value of bufx to catch any data */
float X2lim; /* max value of bufx to catch any data */
float X2bdr; /* max value of bufx before showing edge */
float Y1lim; /* min value of bufy to catch any data */
float Y2lim; /* max value of bufy to catch any data */
float Y2bdr; /* max value of bufy before showing edge */
float Xcen; /* left edge to hot spot in buf coords */
float Ycen; /* top edge to hot spot in buf coords */
} buf;
int view; /* turn on magnifier tracking */
int label; /* turn on label tracking */
XImage *image; /* X image drawing structure */
GCspec *gcset_disp; /* GC values for image drawing */
GCspec *gcset_aim; /* for aim mark foreground and background */
GCspec *gcset_label; /* for the text label */
int data_size; /* buffer size */
char *data; /* drawing image buffer (image->data) */
int data_x_hot, data_y_hot; /* coords of hot spot in data */
unsigned char *lookup; /* signed indexing pointer at scalemap */
int halftone; /* flag if halftone display */
int magnify; /* disp to magnibox zoom */
int zoom_rep; /* 1/blocking factor buffer to magnibox */
int bytes_per_line; /* num of shorts in one row of bitmap */
int inverse; /* dithering positive or inverse color */
int bitmap_size; /* number of bytes used for bitmap */
short *matrix; /* dithering matrix (16x16) */
short *matrix_end; /* first element beyond end of matrix */
struct {
int x_x, y_x, val_x; /* x coord for x & y coords and val */
int y; /* y coord of x,y,val string */
int proportional; /* flag that font is proportional */
int width; /* width of entire string */
int space; /* width of one character */
int dot;
int dash;
int e;
int x_xoff; /* offset from left to beginning of string */
int y_xoff, val_xoff; /* offsets from x to next two numbers */
int yoff; /* y offset from bottom */
XFontStruct *fontstruct; /* font info for measuring drawing text */
Font font;
unsigned long foreground; /* text drawing colors */
unsigned long background;
int numsz[10];
} text;
};