Mercurial > sdl-ios-xcode
annotate src/video/photon/SDL_ph_mouse.c @ 315:3333b6e68289
Date: Sat, 23 Mar 2002 13:53:37 +0200
From: "Mike Gorchak" <mike@malva.ua>
Subject: Big QNX patch again.
Added 8bit palette emulation code for window mode with bpp>=15.
Added store/restore original palette for 8bit modes.
Added more information about photon API call fails.
Rewroten change palette code, slow but works.
Fixed bug with set caption before window was inited.
Fixed bugs with some initial state of variables.
Fixed bug with storing old video mode settings.
Fixed bug with switching to fullscreen mode and back.
Fixed few double SEGFAULTS during parachute mode.
Removed compilation warning with no PgWaitHWIdle prototype.
Removed pack of dead unusable code.
Cleanups SDL_PrivateVideoData structure, some headers.
Some code formatting.
| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Sat, 23 Mar 2002 20:19:44 +0000 |
| parents | f6ffac90895c |
| children | bce7171e7a85 |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 2 SDL - Simple DirectMedia Layer | |
|
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3 Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002 Sam Lantinga |
| 0 | 4 |
| 5 This library is free software; you can redistribute it and/or | |
| 6 modify it under the terms of the GNU Library General Public | |
| 7 License as published by the Free Software Foundation; either | |
| 8 version 2 of the License, or (at your option) any later version. | |
| 9 | |
| 10 This library is distributed in the hope that it will be useful, | |
| 11 but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 13 Library General Public License for more details. | |
| 14 | |
| 15 You should have received a copy of the GNU Library General Public | |
| 16 License along with this library; if not, write to the Free | |
| 17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
| 18 | |
| 19 Sam Lantinga | |
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20 slouken@libsdl.org |
| 0 | 21 */ |
| 22 | |
| 23 #ifdef SAVE_RCSID | |
| 24 static char rcsid = | |
| 25 "@(#) $Id$"; | |
| 26 #endif | |
| 27 | |
| 28 #include <stdlib.h> | |
| 29 #include <stdio.h> | |
| 30 #include <string.h> | |
| 31 | |
| 32 #include "SDL_error.h" | |
| 33 #include "SDL_mouse.h" | |
| 34 #include "SDL_events_c.h" | |
| 35 #include "SDL_cursor_c.h" | |
| 36 #include "SDL_ph_mouse_c.h" | |
| 37 | |
| 38 struct WMcursor { | |
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39 PhCursorDef_t *ph_cursor ; |
| 0 | 40 }; |
| 41 | |
| 42 | |
| 43 void ph_FreeWMCursor(_THIS, WMcursor *cursor) | |
| 44 { | |
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45 if (window != NULL) |
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46 { |
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47 SDL_Lock_EventThread(); |
| 0 | 48 |
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49 if (PtSetResource( window, Pt_ARG_CURSOR_TYPE, Ph_CURSOR_INHERIT, 0 ) < 0) |
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50 { |
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51 /* TODO: output error msg */ |
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52 } |
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53 |
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54 SDL_Unlock_EventThread(); |
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55 } |
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56 /* free(cursor->ph_cursor.images); */ |
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57 free(cursor); |
| 0 | 58 } |
| 59 | |
| 60 WMcursor *ph_CreateWMCursor(_THIS, | |
| 61 Uint8 *data, Uint8 *mask, int w, int h, int hot_x, int hot_y) | |
| 62 { | |
| 63 WMcursor* cursor; | |
| 64 int clen, i; | |
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65 unsigned char bit, databit, maskbit; |
| 0 | 66 |
| 67 /* Allocate and initialize the cursor memory */ | |
| 68 if ((cursor = (WMcursor*)malloc(sizeof(WMcursor))) == NULL) | |
| 69 { | |
| 70 SDL_OutOfMemory(); | |
| 71 return(NULL); | |
| 72 } | |
| 73 memset(cursor,0,sizeof(WMcursor)); | |
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74 |
| 0 | 75 cursor->ph_cursor = (PhCursorDef_t *) malloc(sizeof(PhCursorDef_t) + 32*4*2); |
| 76 if(cursor->ph_cursor == NULL) | |
| 77 printf("cursor malloc failed\n"); | |
| 78 | |
| 79 memset(cursor->ph_cursor,0,(sizeof(PhCursorDef_t) + 32*4*2)); | |
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80 |
| 0 | 81 cursor->ph_cursor->hdr.type =Ph_RDATA_CURSOR; |
| 82 cursor->ph_cursor->size1.x = (short)w; | |
| 83 cursor->ph_cursor->size1.y = (short)h; | |
| 84 cursor->ph_cursor->offset1.x = (short)hot_x; | |
| 85 cursor->ph_cursor->offset1.y = (short)hot_y; | |
| 86 cursor->ph_cursor->bytesperline1 = (char)w/8; | |
| 87 cursor->ph_cursor->color1 = Pg_WHITE; | |
| 88 cursor->ph_cursor->size2.x = (short)w; | |
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89 cursor->ph_cursor->size2.y = (short)h; |
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90 cursor->ph_cursor->offset2.x = (short)hot_x; |
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91 cursor->ph_cursor->offset2.y = (short)hot_y; |
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92 cursor->ph_cursor->bytesperline2 = (char)w/8; |
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93 cursor->ph_cursor->color2 = Pg_BLACK; |
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94 |
| 0 | 95 clen = (w/8)*h; |
| 96 | |
| 97 /* Copy the mask and the data to different | |
| 98 bitmap planes */ | |
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99 for ( i=0; i<clen; ++i ) |
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100 { |
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101 for ( bit = 0; bit < 8; bit++ ) |
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102 { |
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103 databit = data[i] & (1 << bit); |
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104 maskbit = mask[i] & (1 << bit); |
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105 |
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106 cursor->ph_cursor->images[i] |= |
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107 (databit == 0) ? maskbit : 0; |
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108 /* If the databit != 0, treat it as a black pixel and |
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109 * ignore the maskbit (can't do an inverted color) */ |
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110 cursor->ph_cursor->images[i+clen] |= databit; |
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111 } |
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112 } |
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113 |
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114 /* #bytes following the hdr struct */ |
| 0 | 115 cursor->ph_cursor->hdr.len =sizeof(PhCursorDef_t) + clen*2 - sizeof(PhRegionDataHdr_t); |
| 116 | |
| 117 return (cursor); | |
| 118 } | |
| 119 | |
| 120 | |
| 121 PhCursorDef_t ph_GetWMPhCursor(WMcursor *cursor) | |
| 122 { | |
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123 return(*cursor->ph_cursor); |
| 0 | 124 } |
| 125 | |
| 126 int ph_ShowWMCursor(_THIS, WMcursor *cursor) | |
| 127 { | |
| 128 PtArg_t args[3]; | |
| 129 int nargs = 0; | |
| 130 short cursor_is_defined = 0; | |
| 131 | |
| 132 /* Don't do anything if the display is gone */ | |
| 133 if ( window == NULL ) { | |
| 134 return(0); | |
| 135 } | |
| 136 | |
| 137 /* Set the photon cursor cursor, or blank if cursor is NULL */ | |
| 138 if ( window ) { | |
| 139 | |
| 140 if ( cursor != NULL ) { | |
| 141 PtSetArg( &args[0], Pt_ARG_CURSOR_TYPE, Ph_CURSOR_BITMAP, 0 ); | |
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142 /* Could set next to any PgColor_t value */ |
| 0 | 143 PtSetArg( &args[1], Pt_ARG_CURSOR_COLOR,Ph_CURSOR_DEFAULT_COLOR , 0 ); |
| 144 PtSetArg( &args[2], Pt_ARG_BITMAP_CURSOR, cursor->ph_cursor, (cursor->ph_cursor->hdr.len + sizeof(PhRegionDataHdr_t)) ); | |
| 145 nargs = 3; | |
| 146 cursor_is_defined = 1; | |
| 147 } | |
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148 else /* Ph_CURSOR_NONE */ |
| 0 | 149 { |
| 150 PtSetArg( &args[0], Pt_ARG_CURSOR_TYPE,Ph_CURSOR_NONE, 0); | |
| 151 nargs = 1; | |
| 152 cursor_is_defined = 1; | |
| 153 } | |
| 154 if (cursor_is_defined) | |
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155 { |
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156 SDL_Lock_EventThread(); |
| 0 | 157 |
| 158 if (PtSetResources( window, nargs, args ) < 0 ) | |
| 159 { | |
| 160 return(0); | |
| 161 } | |
| 162 | |
| 163 SDL_Unlock_EventThread(); | |
| 164 } | |
| 165 else | |
| 166 return(0); | |
| 167 } | |
| 168 return(1); | |
| 169 } | |
| 170 | |
| 171 void ph_WarpWMCursor(_THIS, Uint16 x, Uint16 y) | |
| 172 { | |
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173 short abs_x, abs_y; |
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174 |
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175 SDL_Lock_EventThread(); |
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176 PtGetAbsPosition( window, &abs_x, &abs_y ); |
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177 PhMoveCursorAbs( PhInputGroup(NULL), x + abs_x, y + abs_y ); |
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178 SDL_Unlock_EventThread(); |
| 0 | 179 } |
| 180 | |
| 181 | |
| 182 void ph_CheckMouseMode(_THIS) | |
| 183 { | |
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184 /* If the mouse is hidden and input is grabbed, we use relative mode */ |
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185 if ( !(SDL_cursorstate & CURSOR_VISIBLE) && (this->input_grab != SDL_GRAB_OFF)) |
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186 { |
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187 mouse_relative = 1; |
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188 } |
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189 else |
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190 { |
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191 mouse_relative = 0; |
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192 } |
| 0 | 193 } |