source: golgotha/src/i4/window/cursor.cc @ 80

Last change on this file since 80 was 80, checked in by Sam Hocevar, 11 years ago
  • Adding the Golgotha source code. Not sure what's going to be interesting in there, but since it's all public domain, there's certainly stuff to pick up.
File size: 2.1 KB
Line 
1/********************************************************************** <BR>
2  This file is part of Crack dot Com's free source code release of
3  Golgotha. <a href="http://www.crack.com/golgotha_release"> <BR> for
4  information about compiling & licensing issues visit this URL</a>
5  <PRE> If that doesn't help, contact Jonathan Clark at
6  golgotha_source@usa.net (Subject should have "GOLG" in it)
7***********************************************************************/
8
9
10#include "image/image.hh"
11#include "window/cursor.hh"
12#include "string/string.hh"
13#include "loaders/load.hh"
14#include "image/context.hh"
15
16i4_cursor_class *i4_load_cursor(char *cursor_name,
17                                i4_string_manager_class *sman)
18{
19  i4_const_str st=sman->get(cursor_name);    // looks up the resource
20  sw32 trans,hot_x,hot_y;
21
22  i4_const_str::iterator s=st.begin();
23  i4_str *fn=s.read_string();
24  trans=s.read_number();
25  hot_x=s.read_number();
26  hot_y=s.read_number();
27
28
29  i4_image_class *im=i4_load_image(*fn);  // try to load up the cursor image
30  if (!im)
31  {
32    delete fn; 
33    return 0;
34  }
35  else
36  {
37    i4_cursor_class *c=new i4_cursor_class(im,(i4_color)trans,hot_x,hot_y);
38    delete im;
39    delete fn;
40    return c;
41  }
42
43}
44
45
46
47i4_cursor_class::i4_cursor_class(i4_image_class *_pict,
48                                 i4_color trans,
49                                 i4_coord hot_x, i4_coord hot_y,
50                                 const i4_pal *convert_to)
51: trans(trans),
52  hot_x(hot_x),hot_y(hot_y)
53{
54  if (convert_to)
55  {
56    int w=_pict->width(), h=_pict->height();
57    pict=i4_create_image(w,h, convert_to);
58     
59    i4_draw_context_class context(0,0, w-1,h-1);
60    pict->clear(trans, context);
61    _pict->put_image_trans(pict, 0,0, trans, context);
62  }
63  else pict=_pict->copy();
64}
65
66i4_cursor_class::~i4_cursor_class()
67{
68  if (pict)
69    delete pict;
70}
71
72i4_cursor_class::i4_cursor_class()
73{
74  pict = 0;
75}
76
77i4_cursor_class *i4_cursor_class::copy(const i4_pal *convert_to)
78{
79  return new i4_cursor_class(pict, trans, hot_x, hot_y, convert_to);
80}
81
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