src/set.c

   1 /* $Id$ */
   2
   3 /*
   4  *                            COPYRIGHT
   5  *
   6  *  PCB, interactive printed circuit board design
   7  *  Copyright (C) 1994,1995,1996 Thomas Nau
   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., 675 Mass Ave, Cambridge, MA 02139, USA.
  22  *
  23  *  Contact addresses for paper mail and Email:
  24  *  Thomas Nau, Schlehenweg 15, 88471 Baustetten, Germany
  25  *  Thomas.Nau@rz.uni-ulm.de
  26  *
  27  */
  28
  29
  30 /* routines to update widgets and global settings
  31  * (except output window and dialogs)
  32  */
  33
  34 #ifdef HAVE_CONFIG_H
  35 #include "config.h"
  36 #endif
  37
  38 #include <math.h>
  39 #include <stdio.h>
  40 #include <stdlib.h>
  41 #ifdef HAVE_STRING_H
  42 #include <string.h>
  43 #endif
  44
  45 #include "global.h"
  46
  47 #include "action.h"
  48 #include "buffer.h"
  49 #include "compat.h"
  50 #include "crosshair.h"
  51 #include "data.h"
  52 #include "draw.h"
  53 #include "error.h"
  54 #include "find.h"
  55 #include "misc.h"
  56 #include "set.h"
  57 #include "undo.h"
  58
  59 #ifdef HAVE_LIBDMALLOC
  60 #include <dmalloc.h>
  61 #endif
  62
  63 RCSID ("$Id$");
  64
  65 static int mode_position = 0;
  66 static int mode_stack[MAX_MODESTACK_DEPTH];
  67
  68 /* ---------------------------------------------------------------------------
  69  * sets cursor grid with respect to grid offset values
  70  */
  71 void
  72 SetGrid (Coord Grid, bool align)
  73 {
  74   if (Grid >= 1 && Grid <= MAX_GRID)
  75     {
  76       if (align)
  77         {
  78           PCB->GridOffsetX = Crosshair.X % Grid;
  79           PCB->GridOffsetY = Crosshair.Y % Grid;
  80         }
  81       PCB->Grid = Grid;
  82       if (Settings.DrawGrid)
  83         Redraw ();
  84     }
  85 }
  86
  87 /* ---------------------------------------------------------------------------
  88  * sets a new line thickness
  89  */
  90 void
  91 SetLineSize (Coord Size)
  92 {
  93   if (Size >= MIN_LINESIZE && Size <= MAX_LINESIZE)
  94     {
  95       Settings.LineThickness = Size;
  96       if (TEST_FLAG (AUTODRCFLAG, PCB))
  97         FitCrosshairIntoGrid (Crosshair.X, Crosshair.Y);
  98     }
  99 }
 100
 101 /* ---------------------------------------------------------------------------
 102  * sets a new via thickness
 103  */
 104 void
 105 SetViaSize (Coord Size, bool Force)
 106 {
 107   if (Force || (Size <= MAX_PINORVIASIZE &&
 108                 Size >= MIN_PINORVIASIZE &&
 109                 Size >= Settings.ViaDrillingHole + MIN_PINORVIACOPPER))
 110     {
 111       Settings.ViaThickness = Size;
 112     }
 113 }
 114
 115 /* ---------------------------------------------------------------------------
 116  * sets a new via drilling hole
 117  */
 118 void
 119 SetViaDrillingHole (Coord Size, bool Force)
 120 {
 121   if (Force || (Size <= MAX_PINORVIASIZE &&
 122                 Size >= MIN_PINORVIAHOLE &&
 123                 Size <= Settings.ViaThickness - MIN_PINORVIACOPPER))
 124     {
 125       Settings.ViaDrillingHole = Size;
 126     }
 127 }
 128
 129 void
 130 pcb_use_route_style (RouteStyleType * rst)
 131 {
 132   Settings.LineThickness = rst->Thick;
 133   Settings.ViaThickness = rst->Diameter;
 134   Settings.ViaDrillingHole = rst->Hole;
 135   Settings.Keepaway = rst->Keepaway;
 136 }
 137
 138 /* ---------------------------------------------------------------------------
 139  * sets a keepaway width
 140  */
 141 void
 142 SetKeepawayWidth (Coord Width)
 143 {
 144   if (Width <= MAX_LINESIZE)
 145     {
 146       Settings.Keepaway = Width;
 147     }
 148 }
 149
 150 /* ---------------------------------------------------------------------------
 151  * sets a text scaling
 152  */
 153 void
 154 SetTextScale (int Scale)
 155 {
 156   if (Scale <= MAX_TEXTSCALE && Scale >= MIN_TEXTSCALE)
 157     {
 158       Settings.TextScale = Scale;
 159     }
 160 }
 161
 162 /* ---------------------------------------------------------------------------
 163  * sets or resets changed flag and redraws status
 164  */
 165 void
 166 SetChangedFlag (bool New)
 167 {
 168   if (PCB->Changed != New)
 169     {
 170       PCB->Changed = New;
 171
 172     }
 173 }
 174
 175 /* ---------------------------------------------------------------------------
 176  * sets the crosshair range to the current buffer extents
 177  */
 178 void
 179 SetCrosshairRangeToBuffer (void)
 180 {
 181   if (Settings.Mode == PASTEBUFFER_MODE)
 182     {
 183       SetBufferBoundingBox (PASTEBUFFER);
 184       SetCrosshairRange (PASTEBUFFER->X - PASTEBUFFER->BoundingBox.X1,
 185                          PASTEBUFFER->Y - PASTEBUFFER->BoundingBox.Y1,
 186                          PCB->MaxWidth -
 187                          (PASTEBUFFER->BoundingBox.X2 - PASTEBUFFER->X),
 188                          PCB->MaxHeight -
 189                          (PASTEBUFFER->BoundingBox.Y2 - PASTEBUFFER->Y));
 190     }
 191 }
 192
 193 /* ---------------------------------------------------------------------------
 194  * sets a new buffer number
 195  */
 196 void
 197 SetBufferNumber (int Number)
 198 {
 199   if (Number >= 0 && Number < MAX_BUFFER)
 200     {
 201       Settings.BufferNumber = Number;
 202
 203       /* do an update on the crosshair range */
 204       SetCrosshairRangeToBuffer ();
 205     }
 206 }
 207
 208 /* ---------------------------------------------------------------------------
 209  */
 210
 211 void
 212 SaveMode (void)
 213 {
 214   mode_stack[mode_position] = Settings.Mode;
 215   if (mode_position < MAX_MODESTACK_DEPTH - 1)
 216     mode_position++;
 217 }
 218
 219 void
 220 RestoreMode (void)
 221 {
 222   if (mode_position == 0)
 223     {
 224       Message ("hace: underflow of restore mode\n");
 225       return;
 226     }
 227   SetMode (mode_stack[--mode_position]);
 228 }
 229
 230
 231 /* ---------------------------------------------------------------------------
 232  * set a new mode and update X cursor
 233  */
 234 void
 235 SetMode (int Mode)
 236 {
 237   static bool recursing = false;
 238   /* protect the cursor while changing the mode
 239    * perform some additional stuff depending on the new mode
 240    * reset 'state' of attached objects
 241    */
 242   if (recursing)
 243     return;
 244   recursing = true;
 245   notify_crosshair_change (false);
 246   addedLines = 0;
 247   Crosshair.AttachedObject.Type = NO_TYPE;
 248   Crosshair.AttachedObject.State = STATE_FIRST;
 249   Crosshair.AttachedPolygon.PointN = 0;
 250   if (PCB->RatDraw)
 251     {
 252       if (Mode == ARC_MODE || Mode == RECTANGLE_MODE ||
 253           Mode == VIA_MODE || Mode == POLYGON_MODE ||
 254           Mode == POLYGONHOLE_MODE ||
 255           Mode == TEXT_MODE || Mode == INSERTPOINT_MODE ||
 256           Mode == THERMAL_MODE)
 257         {
 258           Message (_("That mode is NOT allowed when drawing ratlines!\n"));
 259           Mode = NO_MODE;
 260         }
 261     }
 262   if (Settings.Mode == LINE_MODE && Mode == ARC_MODE &&
 263       Crosshair.AttachedLine.State != STATE_FIRST)
 264     {
 265       Crosshair.AttachedLine.State = STATE_FIRST;
 266       Crosshair.AttachedBox.State = STATE_SECOND;
 267       Crosshair.AttachedBox.Point1.X = Crosshair.AttachedBox.Point2.X =
 268         Crosshair.AttachedLine.Point1.X;
 269       Crosshair.AttachedBox.Point1.Y = Crosshair.AttachedBox.Point2.Y =
 270         Crosshair.AttachedLine.Point1.Y;
 271       AdjustAttachedObjects ();
 272     }
 273   else if (Settings.Mode == ARC_MODE && Mode == LINE_MODE &&
 274            Crosshair.AttachedBox.State != STATE_FIRST)
 275     {
 276       Crosshair.AttachedBox.State = STATE_FIRST;
 277       Crosshair.AttachedLine.State = STATE_SECOND;
 278       Crosshair.AttachedLine.Point1.X = Crosshair.AttachedLine.Point2.X =
 279         Crosshair.AttachedBox.Point1.X;
 280       Crosshair.AttachedLine.Point1.Y = Crosshair.AttachedLine.Point2.Y =
 281         Crosshair.AttachedBox.Point1.Y;
 282       Settings.Mode = Mode;
 283       AdjustAttachedObjects ();
 284     }
 285   else
 286     {
 287       if (Settings.Mode == ARC_MODE || Settings.Mode == LINE_MODE)
 288         SetLocalRef (0, 0, false);
 289       Crosshair.AttachedBox.State = STATE_FIRST;
 290       Crosshair.AttachedLine.State = STATE_FIRST;
 291       if (Mode == LINE_MODE && TEST_FLAG (AUTODRCFLAG, PCB))
 292         {
 293           if (ResetConnections (true))
 294             {
 295               IncrementUndoSerialNumber ();
 296               Draw ();
 297             }
 298         }
 299     }
 300
 301   Settings.Mode = Mode;
 302
 303   if (Mode == PASTEBUFFER_MODE)
 304     /* do an update on the crosshair range */
 305     SetCrosshairRangeToBuffer ();
 306   else
 307     SetCrosshairRange (0, 0, PCB->MaxWidth, PCB->MaxHeight);
 308
 309   recursing = false;
 310
 311   /* force a crosshair grid update because the valid range
 312    * may have changed
 313    */
 314   MoveCrosshairRelative (0, 0);
 315   notify_crosshair_change (true);
 316 }
 317
 318 void
 319 SetRouteStyle (char *name)
 320 {
 321   char num[10];
 322
 323   STYLE_LOOP (PCB);
 324   {
 325     if (name && NSTRCMP (name, style->Name) == 0)
 326       {
 327         sprintf (num, "%d", n + 1);
 328         hid_actionl ("RouteStyle", num, NULL);
 329         break;
 330       }
 331   }
 332   END_LOOP;
 333 }
 334
 335 void
 336 SetLocalRef (Coord X, Coord Y, bool Showing)
 337 {
 338   static MarkType old;
 339   static int count = 0;
 340
 341   if (Showing)
 342     {
 343       notify_mark_change (false);
 344       if (count == 0)
 345         old = Marked;
 346       Marked.X = X;
 347       Marked.Y = Y;
 348       Marked.status = true;
 349       count++;
 350       notify_mark_change (true);
 351     }
 352   else if (count > 0)
 353     {
 354       notify_mark_change (false);
 355       count = 0;
 356       Marked = old;
 357       notify_mark_change (true);
 358     }
 359 }