src/gerbv_screen.h

   1 /*
   2  * gEDA - GNU Electronic Design Automation
   3  * This file is a part of gerbv.
   4  *
   5  *   Copyright (C) 2000-2003 Stefan Petersen (spe@stacken.kth.se)
   6  *
   7  * $Id$
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111 USA
  22  */
  23
  24 #ifndef GERBV_SCREEN_H
  25 #define GERBV_SCREEN_H
  26
  27 #ifdef HAVE_CONFIG_H
  28 #include <config.h>
  29 #endif
  30
  31 #include <gtk/gtk.h>
  32 #include <gdk/gdk.h>
  33
  34 #include "gerb_image.h"
  35 #include "gerber.h"
  36
  37 #define INITIAL_SCALE 200
  38 #define MAX_ERRMSGLEN 25
  39 #define MAX_COORDLEN 28
  40 #define MAX_DISTLEN 90
  41 #define MAX_STATUSMSGLEN (MAX_ERRMSGLEN+MAX_COORDLEN+MAX_DISTLEN)
  42
  43 /* Macros to convert between unscaled gerber coordinates and other units */
  44 /* XXX NOTE: Currently unscaled units are assumed as inch, this is not
  45    XXX necessarily true for all files */
  46 #define COORD2MILS(c) ((c)*1000.0)
  47 #define COORD2MMS(c) ((c)*25.4)
  48
  49 typedef enum {NORMAL, MOVE, ZOOM_OUTLINE, MEASURE, ALT_PRESSED} gerbv_state_t;
  50
  51 typedef enum {GERBV_MILS, GERBV_MMS, GERBV_INS} gerbv_unit_t;
  52
  53 typedef struct {
  54     gerb_image_t *image;
  55     GdkColor color;
  56     guint16 alpha;
  57     gboolean isVisible;
  58     gpointer privateRenderData;
  59     char *name;
  60     char *basename;
  61     char inverted;
  62 } gerbv_fileinfo_t;
  63
  64 typedef struct {
  65         double x1, y1;
  66         double x2, y2;
  67 } gerbv_bbox_t;
  68
  69
  70 typedef struct {
  71     GtkWidget *drawing_area;
  72     GdkPixmap *pixmap;
  73     GdkColor  background;
  74     GdkFunction si_func; /* Function used for superimposing layers */
  75     GdkColor  zoom_outline_color;
  76     GdkColor  dist_measure_color;
  77     gerbv_unit_t unit;
  78
  79     struct {
  80         GtkWidget *log;
  81         GtkWidget *topLevelWindow;
  82         GtkWidget *messageTextView;
  83         GtkWidget *statusMessageLeft;
  84         GtkWidget *statusMessageRight;
  85         GtkWidget *statusUnitComboBox;
  86         GtkWidget *layerTree;
  87         gboolean treeIsUpdating;
  88         GtkWidget *colorSelectionDialog;
  89         gint colorSelectionIndex;
  90         GtkWidget *hAdjustment;
  91         GtkWidget *vAdjustment;
  92         GtkWidget *hRuler;
  93         GtkWidget *vRuler;
  94         GtkWidget *project;
  95         GtkWidget *gerber;
  96         GtkWidget *about_dialog;
  97     } win;
  98     gpointer windowSurface;
  99     gpointer bufferSurface;
 100   //  gint canvasWidth;
 101   //  gint canvasHeight;
 102     gerbv_fileinfo_t *file[MAX_FILES];
 103     int curr_index;
 104     int last_loaded;
 105
 106     char *path;
 107     char *execpath;    /* Path to executed version of gerbv */
 108     char *project;     /* Current project to simplify save next time */
 109
 110     /* Bounding box for all loaded gerber images. Initialized by autoscale() */
 111   //  gerbv_bbox_t gerber_bbox;
 112
 113     GtkTooltips *tooltips;
 114     GtkWidget *popup_menu;
 115     struct {
 116         GtkWidget *msg;
 117         char msgstr[MAX_STATUSMSGLEN];
 118         char coordstr[MAX_COORDLEN];
 119         char diststr[MAX_DISTLEN];
 120     } statusbar;
 121
 122     gerbv_state_t state;
 123     gboolean centered_outline_zoom;
 124
 125  //   int scale;
 126
 127     int selected_layer;         /* Selected layer by Alt+keypad */
 128
 129     gint last_x;
 130     gint last_y;
 131     gint start_x;               /* Zoom box/measure start coordinates */
 132     gint start_y;
 133
 134  //   int trans_x; /* Translate offset */
 135  //   int trans_y;
 136  //   gerb_transf_t *transf; /*handles all tranformations:Mirroring, scaling and translation*/
 137
 138     gint off_x;                 /* Offset current pixmap when panning */
 139     gint off_y;
 140 //    gerbv_bbox_t clip_bbox;   /* Clipping bounding box */
 141
 142     int dump_parsed_image;
 143 } gerbv_screen_t;
 144
 145 typedef enum {ZOOM_IN, ZOOM_OUT, ZOOM_FIT, ZOOM_IN_CMOUSE, ZOOM_OUT_CMOUSE, ZOOM_SET } gerbv_zoom_dir_t;
 146 typedef struct {
 147     gerbv_zoom_dir_t z_dir;
 148     GdkEventButton *z_event;
 149     int scale;
 150 } gerbv_zoom_data_t;
 151
 152 extern gerbv_screen_t screen;
 153
 154 #endif /* GERBV_SCREEN_H */