/* -*- c++ -*-
FILE: PostScriptWriter.cpp
RCS REVISION: $Revision: 1.3 $

COPYRIGHT: (c) 1999 -- 2003 Melinda Green, Don Hatch, and Jay Berkenbilt - Superliminal Software

LICENSE: Free to use and modify for non-commercial purposes as long as the
    following conditions are adhered to:
    1) Obvious credit for the source of this code and the designs it embodies
       are clearly made, and
    2) Ports and derived versions of 4D Magic Cube programs are not distributed
       without the express written permission of the authors.

DESCRIPTION:
    Implementation of the PostScriptWriter class
*/

#include "PostScriptWriter.h"

#include <stdio.h>
#include <errno.h>
#include <string.h>

#include "Puzzlest.h"
#include "PSProlog.h"
#include "Preferences.h"

PostScriptWriter::PostScriptWriter(Preferences& prefs,
                                   PuzzleState& ps,
                                   struct frame& uframe) :
    preferences(prefs),
    puzzle_state(ps),
    frame(uframe)
{
}

bool
PostScriptWriter::generateOutput(char const* filename)
{
    FILE* file = fopen(filename, "w");
    if (file == NULL)
    {
        fprintf(stderr, "unable to open %s: %s\n", filename, strerror(errno));
        return false;
    }

    // Generate image inside a 6'' square.

    double const sidelength = 72.0 * 6.0;

    fputs(psp_before, file);

    // Draw background
    fprintf(file, "drawBackground\n");

    // Draw polygons

    bool do_outline = preferences.getBoolProperty(M4D_OUTLINE);
    fprintf(file, "/outlines %s def\n", (do_outline ? "true" : "false"));

    int i;
    for (i = 0; i < frame.nquads; ++i)
    {
        int j;
        double x[4];
        double y[4];

        for (j = 0; j < 4; ++j)
        {
            x[j] = sidelength * frame.verts[frame.quads[i][j]][X] / 65536.0;
            y[j] = sidelength * frame.verts[frame.quads[i][j]][Y] / 65536.0;
        }

        real brightness = frame.brightnesses[i];
        int color = puzzle_state.idToColor((int)frame.quadids[i] / 6);

        fprintf(file, "%d %.2f ", color, brightness);
        for (j = 0; j < 4; ++j)
        {
            fprintf(file, "%.2f %.2f ", x[j], y[j]);
        }
        fprintf(file, "drawPolygon\n");
    }

    fputs(psp_after, file);

    fclose(file);

    return true;
}

// Local Variables:
// c-basic-offset: 4
// c-comment-only-line-offset: 0
// c-file-offsets: ((defun-block-intro . +) (block-open . 0) (substatement-open . 0) (statement-cont . +) (statement-case-open . +4) (arglist-intro . +) (arglist-close . +) (inline-open . 0))
// indent-tabs-mode: nil
// End: