summaryrefslogtreecommitdiffhomepage
path: root/nGenEx/Mouse.cpp
blob: 30c0c05135c792b4ef98c9a7f3003b56fc807b41 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
/*  Project nGenEx
    Destroyer Studios LLC
    Copyright © 1997-2004. All Rights Reserved.

    SUBSYSTEM:    nGenEx.lib
    FILE:         Mouse.cpp
    AUTHOR:       John DiCamillo


    OVERVIEW
    ========
    Mouse class
*/

#include "MemDebug.h"
#include "Mouse.h"
#include "DataLoader.h"
#include "Window.h"
#include "Screen.h"
#include "Bitmap.h"
#include "Video.h"

// +--------------------------------------------------------------------+

int     Mouse::show        = 1;
int     Mouse::cursor      = Mouse::ARROW;

int     Mouse::x           = 320;
int     Mouse::y           = 240;
int     Mouse::l           = 0;
int     Mouse::m           = 0;
int     Mouse::r           = 0;
int     Mouse::w           = 0;

Bitmap* Mouse::image[8]    = { 0, 0, 0, 0, 0, 0, 0, 0 };
int     Mouse::hotspot[8]  = { 0, 0, 0, 0, 0, 0, 0, 0 };
Window* Mouse::window      = 0;

// +--------------------------------------------------------------------+

void Mouse::Create(Screen* screen)
{
   if (screen) {
      delete window;
      window = new(__FILE__,__LINE__) Window(screen, 0, 0, screen->Width(), screen->Height());
   }
}

// +--------------------------------------------------------------------+

void Mouse::Resize(Screen* screen)
{
   if (screen) {
      delete window;
      window = new(__FILE__,__LINE__) Window(screen, 0, 0, screen->Width(), screen->Height());
   }
}

// +--------------------------------------------------------------------+

void Mouse::Close()
{
   for (int i = 0; i < 8; i++) {
      delete image[i];
      image[i] = 0;
   }
   
   delete window;
   window = 0;
   
   show   = 0;
   cursor = ARROW;
}

// +--------------------------------------------------------------------+

void
Mouse::SetCursorPos(int ax, int ay)
{
   POINT p;
   int   dx = 0;
   int   dy = 0;

   ::GetCursorPos(&p);

   dx = p.x - x;
   dy = p.y - y;

   x = ax;
   y = ay;

   ::SetCursorPos(x+dx,y+dy);
}

// +--------------------------------------------------------------------+

int
Mouse::SetCursor(CURSOR c)
{
   int old = cursor;
   cursor = c;
   return old;
}

// +--------------------------------------------------------------------+

int 
Mouse::LoadCursor(CURSOR c, const char* name, HOTSPOT hs)
{
   int result = 0;

   delete image[c];
   image[c] = 0;
   
   if (name && *name) {
      image[c] = new(__FILE__,__LINE__) Bitmap;
      result = DataLoader::GetLoader()->LoadBitmap(name, *image[c], Bitmap::BMP_TRANSPARENT);

      if (result) {
         Bitmap* bmp = image[c];

         if (bmp && bmp->HiPixels())
            image[c]->CopyAlphaRedChannel(image[c]->Width(), image[c]->Height(), (LPDWORD) image[c]->HiPixels());

         hotspot[c] = hs;
      }
   }
   
   return result;
}

// +--------------------------------------------------------------------+

void
Mouse::Show(int s)
{
   show = s;
}

// +--------------------------------------------------------------------+

void
Mouse::Paint()
{
   if (!show || !window) return;
   
   // draw using bitmap:
   if (image[cursor]) {
      int w2 = image[cursor]->Width()/2;
      int h2 = image[cursor]->Height()/2;

      if (hotspot[cursor] == HOTSPOT_NW)
         window->DrawBitmap(x,    y,    x+w2*2, y+h2*2, image[cursor], Video::BLEND_ALPHA);
      else
         window->DrawBitmap(x-w2, y-h2, x+w2,   y+h2,   image[cursor], Video::BLEND_ALPHA);
   }
   
   // draw using primitives:
   /***
   else {
      switch (cursor) {
      case ARROW:
      case CROSS:
      case USER1:
      case USER2:
      case USER3:
      default:
         window->DrawLine(x-7, y,   x+8, y,   Color::White);
         window->DrawLine(x,   y-7, x,   y+8, Color::White);
         break;

      case WAIT:
         window->DrawLine(x-7, y-7, x+8, y-7, Color::White);
         window->DrawLine(x-7, y-7, x+8, y+8, Color::White);
         window->DrawLine(x-7, y+8, x+8, y-7, Color::White);
         window->DrawLine(x-7, y+8, x+8, y+8, Color::White);
         break;

      case NOT:
         window->DrawEllipse(x-7,y-7,x+8,y+8, Color::White);
         window->DrawLine(   x-7,y-7,x+8,y+8, Color::White);
         break;

      case DRAG:
         window->DrawRect(x-7, y-6, x+8, y-3, Color::White);
         window->DrawRect(x-7, y-1, x+8, y+2, Color::White);
         window->DrawRect(x-7, y+4, x+8, y+7, Color::White);
         break;
      }
   }
   ***/
}