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annotate src/video/photon/SDL_ph_mouse.c @ 1336:3692456e7b0f

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Use SDL_ prefixed versions of C library functions. FIXME: Change #include <stdlib.h> to #include "SDL_stdlib.h" Change #include <string.h> to #include "SDL_string.h" Make sure nothing else broke because of this...
author Sam Lantinga <slouken@libsdl.org>
date Tue, 07 Feb 2006 06:59:48 +0000
parents c9b51268668f
children 604d73db6802
rev   line source
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2006 Sam Lantinga
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4
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5 This library is free software; you can redistribute it and/or
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6 modify it under the terms of the GNU Lesser General Public
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7 License as published by the Free Software Foundation; either
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8 version 2.1 of the License, or (at your option) any later version.
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9
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10 This library is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 Lesser General Public License for more details.
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14
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15 You should have received a copy of the GNU Lesser General Public
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16 License along with this library; if not, write to the Free Software
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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18
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19 Sam Lantinga
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20 slouken@libsdl.org
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21 */
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22
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23 #include <stdlib.h>
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24 #include <stdio.h>
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25 #include <string.h>
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26
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27 #include "SDL_error.h"
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28 #include "SDL_mouse.h"
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29 #include "SDL_events_c.h"
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30 #include "SDL_cursor_c.h"
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31 #include "SDL_ph_mouse_c.h"
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32
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33 struct WMcursor
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34 {
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35 PhCursorDef_t *ph_cursor ;
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36 };
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37
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38 void ph_FreeWMCursor(_THIS, WMcursor *cursor)
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39 {
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40 if (window != NULL)
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41 {
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42 SDL_Lock_EventThread();
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43
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44 if (PtSetResource(window, Pt_ARG_CURSOR_TYPE, Ph_CURSOR_INHERIT, 0) < 0)
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45 {
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46 /* TODO: output error msg */
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47 }
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48
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49 SDL_Unlock_EventThread();
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50 }
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51
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52 SDL_free(cursor);
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53 }
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54
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55 WMcursor *ph_CreateWMCursor(_THIS, Uint8 *data, Uint8 *mask, int w, int h, int hot_x, int hot_y)
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56 {
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57 WMcursor* cursor;
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58 int clen, i;
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59 unsigned char bit, databit, maskbit;
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60
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61 /* Allocate and initialize the cursor memory */
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62 if ((cursor = (WMcursor*)SDL_malloc(sizeof(WMcursor))) == NULL)
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63 {
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64 SDL_OutOfMemory();
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65 return(NULL);
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66 }
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67 SDL_memset(cursor,0,sizeof(WMcursor));
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68
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69 cursor->ph_cursor = (PhCursorDef_t *) SDL_malloc(sizeof(PhCursorDef_t) + 32*4*2);
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70
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71 if (cursor->ph_cursor == NULL)
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72 {
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73 SDL_SetError("ph_CreateWMCursor(): cursor malloc failed !\n");
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74 return NULL;
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75 }
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76
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77 SDL_memset(cursor->ph_cursor,0,(sizeof(PhCursorDef_t) + 32*4*2));
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78
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79 cursor->ph_cursor->hdr.type =Ph_RDATA_CURSOR;
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80 cursor->ph_cursor->size1.x = (short)w;
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81 cursor->ph_cursor->size1.y = (short)h;
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82 cursor->ph_cursor->offset1.x = (short)hot_x;
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83 cursor->ph_cursor->offset1.y = (short)hot_y;
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84 cursor->ph_cursor->bytesperline1 = (char)w/8;
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85 cursor->ph_cursor->color1 = Pg_WHITE;
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86 cursor->ph_cursor->size2.x = (short)w;
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87 cursor->ph_cursor->size2.y = (short)h;
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88 cursor->ph_cursor->offset2.x = (short)hot_x;
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89 cursor->ph_cursor->offset2.y = (short)hot_y;
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90 cursor->ph_cursor->bytesperline2 = (char)w/8;
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91 cursor->ph_cursor->color2 = Pg_BLACK;
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92
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93 clen = (w/8)*h;
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94
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95 /* Copy the mask and the data to different bitmap planes */
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96 for (i=0; i<clen; ++i)
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97 {
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98 for (bit = 0; bit < 8; bit++)
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99 {
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100 databit = data[i] & (1 << bit);
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101 maskbit = mask[i] & (1 << bit);
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102
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103 cursor->ph_cursor->images[i] |= (databit == 0) ? maskbit : 0;
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104 /* If the databit != 0, treat it as a black pixel and
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105 * ignore the maskbit (can't do an inverted color) */
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106 cursor->ph_cursor->images[i+clen] |= databit;
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107 }
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108 }
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109
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110 /* #bytes following the hdr struct */
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111 cursor->ph_cursor->hdr.len =sizeof(PhCursorDef_t) + clen*2 - sizeof(PhRegionDataHdr_t);
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112
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113 return (cursor);
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114 }
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115
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116 PhCursorDef_t ph_GetWMPhCursor(WMcursor *cursor)
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117 {
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118 return (*cursor->ph_cursor);
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119 }
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120
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121 int ph_ShowWMCursor(_THIS, WMcursor* cursor)
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122 {
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123 PtArg_t args[3];
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124 int nargs = 0;
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125
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126 /* Don't do anything if the display is gone */
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127 if (window == NULL)
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128 {
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129 return (0);
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130 }
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131
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132 /* looks like photon can't draw mouse cursor in direct mode */
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133 if ((this->screen->flags & SDL_FULLSCREEN) == SDL_FULLSCREEN)
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134 {
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135 /* disable the fake mouse in the fullscreen OpenGL mode */
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136 if ((this->screen->flags & SDL_OPENGL) == SDL_OPENGL)
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parents: 663
diff changeset
137 {
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diff changeset
138 cursor=NULL;
aaf3b8af6616 Date: Sat, 30 Aug 2003 16:28:10 +0300
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139 }
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Sam Lantinga <slouken@libsdl.org>
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140 else
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Sam Lantinga <slouken@libsdl.org>
parents: 663
diff changeset
141 {
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diff changeset
142 return (0);
aaf3b8af6616 Date: Sat, 30 Aug 2003 16:28:10 +0300
Sam Lantinga <slouken@libsdl.org>
parents: 663
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143 }
571
8e3ce997621c Date: Thu, 16 Jan 2003 13:48:31 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 380
diff changeset
144 }
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
145
663
8bedd6d61642 Date: Sat, 2 Aug 2003 16:22:51 +0300
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parents: 571
diff changeset
146 /* Set the photon cursor, or blank if cursor is NULL */
571
8e3ce997621c Date: Thu, 16 Jan 2003 13:48:31 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 380
diff changeset
147 if (cursor!=NULL)
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parents: 380
diff changeset
148 {
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diff changeset
149 PtSetArg(&args[0], Pt_ARG_CURSOR_TYPE, Ph_CURSOR_BITMAP, 0);
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parents: 380
diff changeset
150 /* Could set next to any PgColor_t value */
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Sam Lantinga <slouken@libsdl.org>
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151 PtSetArg(&args[1], Pt_ARG_CURSOR_COLOR, Ph_CURSOR_DEFAULT_COLOR , 0);
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152 PtSetArg(&args[2], Pt_ARG_BITMAP_CURSOR, cursor->ph_cursor, (cursor->ph_cursor->hdr.len + sizeof(PhRegionDataHdr_t)));
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153 nargs = 3;
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154 }
8e3ce997621c Date: Thu, 16 Jan 2003 13:48:31 +0200
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diff changeset
155 else /* Ph_CURSOR_NONE */
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Sam Lantinga <slouken@libsdl.org>
parents: 380
diff changeset
156 {
663
8bedd6d61642 Date: Sat, 2 Aug 2003 16:22:51 +0300
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157 PtSetArg(&args[0], Pt_ARG_CURSOR_TYPE, Ph_CURSOR_NONE, 0);
571
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diff changeset
158 nargs = 1;
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diff changeset
159 }
8e3ce997621c Date: Thu, 16 Jan 2003 13:48:31 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 380
diff changeset
160
8e3ce997621c Date: Thu, 16 Jan 2003 13:48:31 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 380
diff changeset
161 SDL_Lock_EventThread();
8e3ce997621c Date: Thu, 16 Jan 2003 13:48:31 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 380
diff changeset
162
8e3ce997621c Date: Thu, 16 Jan 2003 13:48:31 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 380
diff changeset
163 if (PtSetResources(window, nargs, args) < 0 )
8e3ce997621c Date: Thu, 16 Jan 2003 13:48:31 +0200
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diff changeset
164 {
8e3ce997621c Date: Thu, 16 Jan 2003 13:48:31 +0200
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diff changeset
165 return (0);
8e3ce997621c Date: Thu, 16 Jan 2003 13:48:31 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 380
diff changeset
166 }
8e3ce997621c Date: Thu, 16 Jan 2003 13:48:31 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 380
diff changeset
167
8e3ce997621c Date: Thu, 16 Jan 2003 13:48:31 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 380
diff changeset
168 SDL_Unlock_EventThread();
8e3ce997621c Date: Thu, 16 Jan 2003 13:48:31 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 380
diff changeset
169
8e3ce997621c Date: Thu, 16 Jan 2003 13:48:31 +0200
Sam Lantinga <slouken@libsdl.org>
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diff changeset
170 return (1);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
171 }
74212992fb08 Initial revision
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parents:
diff changeset
172
701
aaf3b8af6616 Date: Sat, 30 Aug 2003 16:28:10 +0300
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diff changeset
173
0
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parents:
diff changeset
174 void ph_WarpWMCursor(_THIS, Uint16 x, Uint16 y)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
175 {
315
3333b6e68289 Date: Sat, 23 Mar 2002 13:53:37 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
176 short abs_x, abs_y;
283
3d8b6b9f1e18 Date: Mon, 18 Feb 2002 16:46:59 +1200
Sam Lantinga <slouken@libsdl.org>
parents: 266
diff changeset
177
315
3333b6e68289 Date: Sat, 23 Mar 2002 13:53:37 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
178 SDL_Lock_EventThread();
3333b6e68289 Date: Sat, 23 Mar 2002 13:53:37 +0200
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parents: 297
diff changeset
179 PtGetAbsPosition( window, &abs_x, &abs_y );
3333b6e68289 Date: Sat, 23 Mar 2002 13:53:37 +0200
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parents: 297
diff changeset
180 PhMoveCursorAbs( PhInputGroup(NULL), x + abs_x, y + abs_y );
3333b6e68289 Date: Sat, 23 Mar 2002 13:53:37 +0200
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parents: 297
diff changeset
181 SDL_Unlock_EventThread();
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
182 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
183
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
184
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
185 void ph_CheckMouseMode(_THIS)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
186 {
315
3333b6e68289 Date: Sat, 23 Mar 2002 13:53:37 +0200
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parents: 297
diff changeset
187 /* If the mouse is hidden and input is grabbed, we use relative mode */
3333b6e68289 Date: Sat, 23 Mar 2002 13:53:37 +0200
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parents: 297
diff changeset
188 if ( !(SDL_cursorstate & CURSOR_VISIBLE) && (this->input_grab != SDL_GRAB_OFF))
3333b6e68289 Date: Sat, 23 Mar 2002 13:53:37 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
189 {
3333b6e68289 Date: Sat, 23 Mar 2002 13:53:37 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
190 mouse_relative = 1;
3333b6e68289 Date: Sat, 23 Mar 2002 13:53:37 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
191 }
3333b6e68289 Date: Sat, 23 Mar 2002 13:53:37 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
192 else
3333b6e68289 Date: Sat, 23 Mar 2002 13:53:37 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
193 {
3333b6e68289 Date: Sat, 23 Mar 2002 13:53:37 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
194 mouse_relative = 0;
3333b6e68289 Date: Sat, 23 Mar 2002 13:53:37 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
195 }
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
196 }
701
aaf3b8af6616 Date: Sat, 30 Aug 2003 16:28:10 +0300
Sam Lantinga <slouken@libsdl.org>
parents: 663
diff changeset
197
aaf3b8af6616 Date: Sat, 30 Aug 2003 16:28:10 +0300
Sam Lantinga <slouken@libsdl.org>
parents: 663
diff changeset
198
aaf3b8af6616 Date: Sat, 30 Aug 2003 16:28:10 +0300
Sam Lantinga <slouken@libsdl.org>
parents: 663
diff changeset
199 void ph_UpdateMouse(_THIS)
aaf3b8af6616 Date: Sat, 30 Aug 2003 16:28:10 +0300
Sam Lantinga <slouken@libsdl.org>
parents: 663
diff changeset
200 {
aaf3b8af6616 Date: Sat, 30 Aug 2003 16:28:10 +0300
Sam Lantinga <slouken@libsdl.org>
parents: 663
diff changeset
201 PhCursorInfo_t phcursor;
aaf3b8af6616 Date: Sat, 30 Aug 2003 16:28:10 +0300
Sam Lantinga <slouken@libsdl.org>
parents: 663
diff changeset
202 short abs_x;
aaf3b8af6616 Date: Sat, 30 Aug 2003 16:28:10 +0300
Sam Lantinga <slouken@libsdl.org>
parents: 663
diff changeset
203 short abs_y;
aaf3b8af6616 Date: Sat, 30 Aug 2003 16:28:10 +0300
Sam Lantinga <slouken@libsdl.org>
parents: 663
diff changeset
204
aaf3b8af6616 Date: Sat, 30 Aug 2003 16:28:10 +0300
Sam Lantinga <slouken@libsdl.org>
parents: 663
diff changeset
205 /* Lock the event thread, in multi-threading environments */
aaf3b8af6616 Date: Sat, 30 Aug 2003 16:28:10 +0300
Sam Lantinga <slouken@libsdl.org>
parents: 663
diff changeset
206 SDL_Lock_EventThread();
aaf3b8af6616 Date: Sat, 30 Aug 2003 16:28:10 +0300
Sam Lantinga <slouken@libsdl.org>
parents: 663
diff changeset
207
aaf3b8af6616 Date: Sat, 30 Aug 2003 16:28:10 +0300
Sam Lantinga <slouken@libsdl.org>
parents: 663
diff changeset
208 /* synchronizing photon mouse cursor position and SDL mouse position, if cursor appears over window. */
aaf3b8af6616 Date: Sat, 30 Aug 2003 16:28:10 +0300
Sam Lantinga <slouken@libsdl.org>
parents: 663
diff changeset
209 PtGetAbsPosition(window, &abs_x, &abs_y);
aaf3b8af6616 Date: Sat, 30 Aug 2003 16:28:10 +0300
Sam Lantinga <slouken@libsdl.org>
parents: 663
diff changeset
210 PhQueryCursor(PhInputGroup(NULL), &phcursor);
aaf3b8af6616 Date: Sat, 30 Aug 2003 16:28:10 +0300
Sam Lantinga <slouken@libsdl.org>
parents: 663
diff changeset
211 if (((phcursor.pos.x >= abs_x) && (phcursor.pos.x <= abs_x + this->screen->w)) &&
aaf3b8af6616 Date: Sat, 30 Aug 2003 16:28:10 +0300
Sam Lantinga <slouken@libsdl.org>
parents: 663
diff changeset
212 ((phcursor.pos.y >= abs_y) && (phcursor.pos.y <= abs_y + this->screen->h)))
aaf3b8af6616 Date: Sat, 30 Aug 2003 16:28:10 +0300
Sam Lantinga <slouken@libsdl.org>
parents: 663
diff changeset
213 {
aaf3b8af6616 Date: Sat, 30 Aug 2003 16:28:10 +0300
Sam Lantinga <slouken@libsdl.org>
parents: 663
diff changeset
214 SDL_PrivateAppActive(1, SDL_APPMOUSEFOCUS);
aaf3b8af6616 Date: Sat, 30 Aug 2003 16:28:10 +0300
Sam Lantinga <slouken@libsdl.org>
parents: 663
diff changeset
215 SDL_PrivateMouseMotion(0, 0, phcursor.pos.x-abs_x, phcursor.pos.y-abs_y);
aaf3b8af6616 Date: Sat, 30 Aug 2003 16:28:10 +0300
Sam Lantinga <slouken@libsdl.org>
parents: 663
diff changeset
216 }
aaf3b8af6616 Date: Sat, 30 Aug 2003 16:28:10 +0300
Sam Lantinga <slouken@libsdl.org>
parents: 663
diff changeset
217 else
aaf3b8af6616 Date: Sat, 30 Aug 2003 16:28:10 +0300
Sam Lantinga <slouken@libsdl.org>
parents: 663
diff changeset
218 {
aaf3b8af6616 Date: Sat, 30 Aug 2003 16:28:10 +0300
Sam Lantinga <slouken@libsdl.org>
parents: 663
diff changeset
219 SDL_PrivateAppActive(0, SDL_APPMOUSEFOCUS);
aaf3b8af6616 Date: Sat, 30 Aug 2003 16:28:10 +0300
Sam Lantinga <slouken@libsdl.org>
parents: 663
diff changeset
220 }
aaf3b8af6616 Date: Sat, 30 Aug 2003 16:28:10 +0300
Sam Lantinga <slouken@libsdl.org>
parents: 663
diff changeset
221
aaf3b8af6616 Date: Sat, 30 Aug 2003 16:28:10 +0300
Sam Lantinga <slouken@libsdl.org>
parents: 663
diff changeset
222 /* Unlock the event thread, in multi-threading environments */
aaf3b8af6616 Date: Sat, 30 Aug 2003 16:28:10 +0300
Sam Lantinga <slouken@libsdl.org>
parents: 663
diff changeset
223 SDL_Unlock_EventThread();
aaf3b8af6616 Date: Sat, 30 Aug 2003 16:28:10 +0300
Sam Lantinga <slouken@libsdl.org>
parents: 663
diff changeset
224 }