annotate src/video/riscos/SDL_riscosmouse.c @ 1460:d79e6b0c2c19

*** empty log message ***
author Sam Lantinga <slouken@libsdl.org>
date Thu, 02 Mar 2006 07:46:24 +0000
parents d910939febfa
children 782fd950bd46 c121d94672cb a1b03ba2fcd0
rev   line source
630
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1 /*
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2 SDL - Simple DirectMedia Layer
769
b8d311d90021 Updated copyright information for 2004 (Happy New Year!)
Sam Lantinga <slouken@libsdl.org>
parents: 630
diff changeset
3 Copyright (C) 1997-2004 Sam Lantinga
630
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5 This library is free software; you can redistribute it and/or
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6 modify it under the terms of the GNU Library General Public
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
7 License as published by the Free Software Foundation; either
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
8 version 2 of the License, or (at your option) any later version.
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
9
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
10 This library is distributed in the hope that it will be useful,
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
13 Library General Public License for more details.
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
14
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
15 You should have received a copy of the GNU Library General Public
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
16 License along with this library; if not, write to the Free
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
18
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
19 Sam Lantinga
1312
c9b51268668f Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents: 1208
diff changeset
20 slouken@libsdl.org
630
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
21 */
1402
d910939febfa Use consistent identifiers for the various platforms we support.
Sam Lantinga <slouken@libsdl.org>
parents: 1361
diff changeset
22 #include "SDL_config.h"
630
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
23
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
24 /*
1035
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
25 File added by Alan Buckley (alan_baa@hotmail.com) for RISC OS compatability
630
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
26 27 March 2003
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
27
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
28 Implements mouse cursor shape definitions and positioning
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
29 */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
30
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
31 #include "SDL_mouse.h"
1361
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1358
diff changeset
32 #include "../../events/SDL_events_c.h"
630
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
33
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
34 #include "SDL_riscosmouse_c.h"
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
35
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
36 #include "kernel.h"
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
37 #include "swis.h"
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
38
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
39 static WMcursor *current_cursor = NULL;
1208
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
40 static WMcursor *defined_cursor = NULL;
630
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
41
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
42 extern int mouseInWindow;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
43
1208
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
44 /* Area to save cursor palette colours changed by SDL.
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
45 Actual values will be read before we change to the SDL cursor */
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
46 static Uint8 wimp_cursor_palette[2][5] = {
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
47 {1, 25, 255, 255, 255},
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
48 {3, 25, 255, 255, 255}
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
49 };
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
50
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
51 static int cursor_palette_saved = 0;
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
52
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
53 void WIMP_SaveCursorPalette();
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
54 void WIMP_RestoreWimpCursor();
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
55 void WIMP_SetSDLCursorPalette();
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
56
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
57
630
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
58 void RISCOS_FreeWMCursor(_THIS, WMcursor *cursor)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
59 {
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
60 SDL_free(cursor->data);
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
61 SDL_free(cursor);
630
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
62 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
63
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
64 WMcursor *RISCOS_CreateWMCursor(_THIS,
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
65 Uint8 *data, Uint8 *mask, int w, int h, int hot_x, int hot_y)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
66 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
67 WMcursor *cursor;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
68 Uint8 *cursor_data;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
69 Uint8 *ptr;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
70 int i,j,k;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
71 int data_byte, mask_byte;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
72
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
73 /* Check to make sure the cursor size is okay */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
74 if ( (w > 32) || (h > 32) ) {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
75 SDL_SetError("Only with width and height <= 32 pixels are allowed");
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
76 return(NULL);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
77 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
78
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
79 /* Allocate the cursor */
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
80 cursor = (WMcursor *)SDL_malloc(sizeof(*cursor));
630
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
81 if ( cursor == NULL ) {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
82 SDL_SetError("Out of memory");
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
83 return(NULL);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
84 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
85
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
86 /* Note: SDL says width must be a multiple of 8 */
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
87 cursor_data = SDL_malloc(w/4 * h);
630
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
88 if (cursor_data == NULL)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
89 {
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
90 SDL_free(cursor);
630
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
91 SDL_SetError("Out of memory");
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
92 return(NULL);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
93 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
94
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
95 cursor->w = w;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
96 cursor->h = h;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
97 cursor->hot_x = hot_x;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
98 cursor->hot_y = hot_y;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
99 cursor->data = cursor_data;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
100
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
101
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
102 /* Data / Mask Resulting pixel on screen
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
103 0 / 1 White
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
104 1 / 1 Black
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
105 0 / 0 Transparent
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
106 1 / 0 Inverted color if possible, black if not.
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
107 */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
108 ptr = cursor_data;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
109
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
110 for ( i=0; i<h; ++i )
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
111 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
112 for (j = 0; j < w/8; ++j)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
113 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
114 data_byte = *data;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
115 mask_byte = *mask;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
116 *ptr++ = 0; /* Sets whole byte transparent */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
117 *ptr = 0;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
118 for (k = 0; k < 8; k++)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
119 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
120 (*ptr) <<= 2;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
121 if (data_byte & 1) *ptr |= 3; /* Black or inverted */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
122 else if(mask_byte & 1) *ptr |= 1; /* White */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
123 if ((k&3) == 3) ptr--;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
124 data_byte >>= 1;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
125 mask_byte >>= 1;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
126 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
127
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
128 ptr+=3;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
129 data++;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
130 mask++;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
131 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
132 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
133
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
134 return(cursor);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
135 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
136
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
137 int RISCOS_ShowWMCursor(_THIS, WMcursor *cursor)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
138 {
1208
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
139 current_cursor = cursor;
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
140
630
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
141 if (cursor == NULL)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
142 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
143 _kernel_osbyte(106,0,0);
1208
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
144 defined_cursor = NULL;
630
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
145 } else
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
146 {
1208
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
147 WMcursor *old_cursor = defined_cursor;
630
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
148
1208
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
149 if (cursor != defined_cursor)
630
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
150 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
151 Uint8 cursor_def[10];
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
152
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
153 cursor_def[0] = 0;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
154 cursor_def[1] = 2; /* Use shape number 2 */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
155 cursor_def[2] = cursor->w/4; /* Width in bytes */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
156 cursor_def[3] = cursor->h; /* Height (h) in pixels */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
157 cursor_def[4] = cursor->hot_x; /* ActiveX in pixels from left */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
158 cursor_def[5] = cursor->hot_y; /* ActiveY in pixels from top */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
159 cursor_def[6] = ((int)(cursor->data) & 0xFF); /* Least significant byte of pointer to data */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
160 cursor_def[7] = ((int)(cursor->data) >> 8) & 0xFF; /* ... */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
161 cursor_def[8] = ((int)(cursor->data) >> 16) & 0xFF; /* ... */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
162 cursor_def[9] = ((int)(cursor->data) >> 24) & 0xFF; /* Most significant byte of pointer to data */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
163
1208
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
164 if (_kernel_osword(21, (int *)cursor_def) != 0)
630
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
165 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
166 SDL_SetError("RISCOS couldn't create the cursor to show");
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
167 return(0);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
168 }
1208
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
169 defined_cursor = cursor;
630
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
170 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
171
1208
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
172 if (old_cursor == NULL)
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
173 {
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
174 /* First time or reshow in window, so save/setup palette */
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
175 if (!cursor_palette_saved)
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
176 {
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
177 WIMP_SaveCursorPalette();
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
178 }
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
179 WIMP_SetSDLCursorPalette();
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
180 }
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
181
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
182 _kernel_osbyte(106, 2, 0);
630
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
183 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
184
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
185 return(1);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
186 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
187
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
188 void FULLSCREEN_WarpWMCursor(_THIS, Uint16 x, Uint16 y)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
189 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
190 Uint8 move_block[5];
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
191 int eig_block[3];
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
192 _kernel_swi_regs regs;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
193 int os_x, os_y;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
194
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
195 eig_block[0] = 4; /* X eig factor */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
196 eig_block[1] = 5; /* Y eig factor */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
197 eig_block[2] = -1; /* End of list of variables to request */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
198
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
199 regs.r[0] = (int)eig_block;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
200 regs.r[1] = (int)eig_block;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
201 _kernel_swi(OS_ReadVduVariables, &regs, &regs);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
202
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
203 os_x = x << eig_block[0];
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
204 os_y = y << eig_block[1];
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
205
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
206 move_block[0] = 3; /* Move cursor */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
207 move_block[1] = os_x & 0xFF;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
208 move_block[2] = (os_x >> 8) & 0xFF;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
209 move_block[3] = os_y & 0xFF;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
210 move_block[4] = (os_y >> 8) & 0xFF;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
211
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
212 _kernel_osword(21, (int *)move_block);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
213 SDL_PrivateMouseMotion(0, 0, x, y);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
214 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
215
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
216
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
217 /* Reshow cursor when mouse re-enters the window */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
218 void WIMP_ReshowCursor(_THIS)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
219 {
1208
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
220 defined_cursor = NULL;
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
221 cursor_palette_saved = 0;
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
222 RISCOS_ShowWMCursor(this, current_cursor);
630
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
223 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
224
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
225 void WIMP_WarpWMCursor(_THIS, Uint16 x, Uint16 y)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
226 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
227 _kernel_swi_regs regs;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
228 int window_state[9];
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
229 char block[5];
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
230 int osX, osY;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
231
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
232 window_state[0] = this->hidden->window_handle;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
233 regs.r[1] = (unsigned int)window_state;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
234 _kernel_swi(Wimp_GetWindowState, &regs, &regs);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
235
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
236 osX = (x << this->hidden->xeig) + window_state[1];
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
237 osY = window_state[4] - (y << this->hidden->yeig);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
238
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
239 block[0] = 3;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
240 block[1] = osX & 0xFF;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
241 block[2] = (osX >> 8) & 0xFF;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
242 block[3] = osY & 0xFF;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
243 block[4] = (osY >> 8) & 0xFF;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
244
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
245 regs.r[0] = 21;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
246 regs.r[1] = (int)block;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
247 _kernel_swi(OS_Word, &regs, &regs);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
248 SDL_PrivateMouseMotion(0, 0, x, y);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
249 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
250
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
251 int WIMP_ShowWMCursor(_THIS, WMcursor *cursor)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
252 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
253 if (mouseInWindow) return RISCOS_ShowWMCursor(this, cursor);
1208
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
254 else current_cursor = cursor;
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
255
630
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
256 return 1;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
257 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
258
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
259 SDL_GrabMode RISCOS_GrabInput(_THIS, SDL_GrabMode mode)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
260 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
261 /* In fullscreen mode we don't need to do anything */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
262 if (mode < SDL_GRAB_FULLSCREEN)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
263 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
264 _kernel_swi_regs regs;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
265 unsigned char block[9];
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
266 block[0] = 1; /* Define mouse cursor bounding block */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
267
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
268 if ( mode == SDL_GRAB_OFF )
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
269 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
270 /* Clip to whole screen */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
271
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
272 int r = (this->hidden->screen_width << this->hidden->xeig) - 1;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
273 int t = (this->hidden->screen_height << this->hidden->yeig) - 1;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
274
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
275 block[1] = 0; block[2] = 0; /* Left*/
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
276 block[3] = 0; block[4] = 0; /* Bottom */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
277 block[5] = r & 0xFF; block[6] = (r >> 8) & 0xFF; /* Right */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
278 block[7] = t & 0xFF; block[8] = (t >> 8) & 0xFF; /* Top */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
279 } else
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
280 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
281 /* Clip to window */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
282 unsigned char window_state[36];
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
283
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
284 *((int *)window_state) = this->hidden->window_handle;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
285 regs.r[1] = (unsigned int)window_state;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
286 _kernel_swi(Wimp_GetWindowState, &regs, &regs);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
287
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
288 block[1] = window_state[4];
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
289 block[2] = window_state[5];
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
290 block[3] = window_state[8];
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
291 block[4] = window_state[9];
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
292 block[5] = window_state[12];
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
293 block[6] = window_state[13];
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
294 block[7] = window_state[16];
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
295 block[8] = window_state[17];
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
296
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
297 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
298
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
299 regs.r[0] = 21; /* OS word code */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
300 regs.r[1] = (int)block;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
301 _kernel_swi(OS_Word, &regs, &regs);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
302 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
303
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
304 return mode;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
305 }
1208
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
306
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
307 /* Save mouse cursor palette to be restore when we are no longer
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
308 defining a cursor */
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
309
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
310 void WIMP_SaveCursorPalette()
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
311 {
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
312 _kernel_swi_regs regs;
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
313 int colour;
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
314
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
315 for (colour = 0; colour < 2; colour++)
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
316 {
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
317 regs.r[0] = (int)wimp_cursor_palette[colour][0];
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
318 regs.r[1] = 25;
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
319 /* Read settings with OS_ReadPalette */
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
320 if (_kernel_swi(0x2f, &regs, &regs) == NULL)
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
321 {
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
322 wimp_cursor_palette[colour][2] = (unsigned char)((regs.r[2] >> 8) & 0xFF);
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
323 wimp_cursor_palette[colour][3] = (unsigned char)((regs.r[2] >> 16) & 0xFF);
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
324 wimp_cursor_palette[colour][4] = (unsigned char)((regs.r[2] >> 24) & 0xFF);
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
325 }
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
326 }
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
327
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
328 cursor_palette_saved = 1;
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
329 }
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
330
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
331 /* Restore the WIMP's cursor when we leave the SDL window */
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
332 void WIMP_RestoreWimpCursor()
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
333 {
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
334 int colour;
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
335
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
336 /* Reset to pointer shape 1 */
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
337 _kernel_osbyte(106, 1, 0);
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
338
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
339 /* Reset pointer colours */
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
340 if (cursor_palette_saved)
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
341 {
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
342 for (colour = 0; colour < 2; colour++)
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
343 {
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
344 _kernel_osword(12, (int *)wimp_cursor_palette[colour]);
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
345 }
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
346 }
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
347 cursor_palette_saved = 0;
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
348 }
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
349
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
350 /* Set palette used for SDL mouse cursors */
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
351 void WIMP_SetSDLCursorPalette()
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
352 {
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
353 /* First time set up the mouse colours */
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
354 Uint8 block[5];
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
355
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
356 /* Set up colour 1 as white */
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
357 block[0] = 1; /* Colour to change 1 - 3 */
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
358 block[1] = 25; /* Set pointer colour */
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
359 block[2] = 255; /* red component*/
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
360 block[3] = 255; /* green component */
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
361 block[4] = 255; /* blue component*/
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
362 _kernel_osword(12, (int *)block);
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
363
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
364 /* Set colour 3 to back */
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
365 block[0] = 3; /* Colour to change 1 - 3 */
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
366 block[1] = 25; /* Set pointer colour*/
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
367 block[2] = 0; /* red component*/
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
368 block[3] = 0; /* green component */
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
369 block[4] = 0; /* blue component*/
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
370 _kernel_osword(12, (int *)block);
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 1035
diff changeset
371 }