app/tool.c

   1 /* Dia -- an diagram creation/manipulation program
   2  * Copyright (C) 1998 Alexander Larsson
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  17  */
  18 #include "tool.h"
  19 #include "create_object.h"
  20 #include "magnify.h"
  21 #include "modify_tool.h"
  22 #include "scroll_tool.h"
  23 #include "interface.h"
  24 #include "defaults.h"
  25
  26 Tool *active_tool = NULL;
  27
  28 void
  29 tool_select(ToolType type, gpointer extra_data, gpointer user_data)
  30 {
  31   switch(active_tool->type) {
  32   case MODIFY_TOOL:
  33     free_modify_tool(active_tool);
  34     break;
  35   case CREATE_OBJECT_TOOL:
  36     free_create_object_tool(active_tool);
  37     break;
  38   case MAGNIFY_TOOL:
  39     free_magnify_tool(active_tool);
  40     break;
  41   case SCROLL_TOOL:
  42     free_scroll_tool(active_tool);
  43     break;
  44   }
  45   switch(type) {
  46   case MODIFY_TOOL:
  47     active_tool = create_modify_tool();
  48     break;
  49   case CREATE_OBJECT_TOOL:
  50     active_tool =
  51       create_create_object_tool(object_get_type((char *)extra_data),
  52                                 (void *) user_data);
  53     break;
  54   case MAGNIFY_TOOL:
  55     active_tool = create_magnify_tool();
  56     break;
  57   case SCROLL_TOOL:
  58     active_tool = create_scroll_tool();
  59     break;
  60   }
  61 }
  62
  63 void
  64 tool_options_dialog_show(ToolType type, gpointer extra_data,
  65                          gpointer user_data)
  66 {
  67   ObjectType *objtype;
  68
  69   if (active_tool->type != type) {
  70     switch(active_tool->type) {
  71     case MODIFY_TOOL:
  72       free_modify_tool(active_tool);
  73       break;
  74     case CREATE_OBJECT_TOOL:
  75       free_create_object_tool(active_tool);
  76       break;
  77     case MAGNIFY_TOOL:
  78       free_magnify_tool(active_tool);
  79       break;
  80     case SCROLL_TOOL:
  81       free_scroll_tool(active_tool);
  82       break;
  83     }
  84     switch(type) {
  85     case MODIFY_TOOL:
  86       active_tool = create_modify_tool();
  87       break;
  88     case CREATE_OBJECT_TOOL:
  89       active_tool =
  90         create_create_object_tool(object_get_type((char *)extra_data),
  91                                   (void *) user_data);
  92       break;
  93     case MAGNIFY_TOOL:
  94       active_tool = create_magnify_tool();
  95       break;
  96     case SCROLL_TOOL:
  97       active_tool = create_scroll_tool();
  98       break;
  99     }
 100   }
 101   switch(type) {
 102   case MODIFY_TOOL:
 103       break;
 104   case CREATE_OBJECT_TOOL:
 105     objtype = object_get_type((char *)extra_data);
 106     defaults_show(objtype);
 107     break;
 108   case MAGNIFY_TOOL:
 109     break;
 110   case SCROLL_TOOL:
 111     break;
 112   }
 113 }
 114
 115 void
 116 tool_reset(void)
 117 {
 118   gtk_signal_emit_by_name(GTK_OBJECT(modify_tool_button), "clicked",
 119                           GTK_BUTTON(modify_tool_button), NULL);
 120 }
 121