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- /* Defines a "standard" viewport with seven character heights for */
- /* the left margin and four character heights everywhere else */
-
- #include "plplot.h"
-
- void plvsta()
- {
- float xmin, xmax, ymin, ymax;
- float chrdef, chrht, spdxmi, spdxma, spdymi, spdyma;
-
- int level;
-
- glev(&level);
- if (level < 1) fatal("Please call PLSTAR before calling PLVSTA.");
-
- gchr(&chrdef,&chrht);
- gspd(&spdxmi,&spdxma,&spdymi,&spdyma);
-
- /* Find out position of subpage boundaries in millimetres, reduce by */
- /* the desired border, and convert back into normalized subpage */
- /* coordinates */
-
- xmin = dcscx(mmdcx(dcmmx(spdxmi) + 7 * chrht));
- xmax = dcscx(mmdcx(dcmmx(spdxma) - 4 * chrht));
- ymin = dcscy(mmdcy(dcmmy(spdymi) + 4 * chrht));
- ymax = dcscy(mmdcy(dcmmy(spdyma) - 4 * chrht));
-
- plvpor(xmin,xmax,ymin,ymax);
- }
-