annotate src/video/cybergfx/SDL_amigamouse.c @ 1312:c9b51268668f

Updated copyright information and removed rcs id lines (problematic in branch merges) I batch edited these files, so please let me know if I've accidentally removed anybody's credit here.
author Sam Lantinga <slouken@libsdl.org>
date Wed, 01 Feb 2006 06:32:25 +0000
parents b8d311d90021
children 3692456e7b0f
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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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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 "SDL_error.h"
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24 #include "SDL_mouse.h"
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25 #include "SDL_events_c.h"
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26 #include "SDL_cursor_c.h"
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27 #include "SDL_amigamouse_c.h"
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28
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29
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30 /* The implementation dependent data for the window manager cursor */
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31
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32 typedef void * WMCursor;
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33
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34 void amiga_FreeWMCursor(_THIS, WMcursor *cursor)
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35 {
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36 }
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37
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38 WMcursor *amiga_CreateWMCursor(_THIS,
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39 Uint8 *data, Uint8 *mask, int w, int h, int hot_x, int hot_y)
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40 {
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41 return (WMcursor *)1; // Amiga has an Hardware cursor, so it's ok to return something unuseful but true
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42 }
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43
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44 int amiga_ShowWMCursor(_THIS, WMcursor *cursor)
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45 {
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46 /* Don't do anything if the display is gone */
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47 if ( SDL_Display == NULL) {
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48 return(0);
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49 }
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50
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51 /* Set the Amiga prefs cursor cursor, or blank if cursor is NULL */
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52
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53 if ( SDL_Window ) {
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54 SDL_Lock_EventThread();
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55 if ( cursor == NULL ) {
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56 if ( SDL_BlankCursor != NULL ) {
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57 // Hide cursor HERE
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58 SetPointer(SDL_Window,(UWORD *)SDL_BlankCursor,1,1,0,0);
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59 }
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60 } else {
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61 // Show cursor
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62 ClearPointer(SDL_Window);
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63 }
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64 SDL_Unlock_EventThread();
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65 }
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66 return(1);
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67 }
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68
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69 void amiga_WarpWMCursor(_THIS, Uint16 x, Uint16 y)
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70 {
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71 /* FIXME: Not implemented */
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72 }
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73
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74 /* Check to see if we need to enter or leave mouse relative mode */
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75 void amiga_CheckMouseMode(_THIS)
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76 {
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77 /* If the mouse is hidden and input is grabbed, we use relative mode */
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78 #if 0
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79 SDL_Lock_EventThread();
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80 if ( !(SDL_cursorstate & CURSOR_VISIBLE) &&
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81 (this->input_grab != SDL_GRAB_OFF) ) {
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82 mouse_relative = 1;
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83 X11_EnableDGAMouse(this);
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84 if ( ! (using_dga & DGA_MOUSE) ) {
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85 char *use_mouse_accel;
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86
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87 SDL_GetMouseState(&mouse_last.x, &mouse_last.y);
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88 /* Use as raw mouse mickeys as possible */
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89 XGetPointerControl(SDL_Display,
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90 &mouse_accel.numerator,
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91 &mouse_accel.denominator,
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92 &mouse_accel.threshold);
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93 use_mouse_accel = getenv("SDL_VIDEO_X11_MOUSEACCEL");
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94 if ( use_mouse_accel ) {
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95 SetMouseAccel(this, use_mouse_accel);
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96 }
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97 }
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98 } else {
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99 if ( mouse_relative ) {
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100 if ( using_dga & DGA_MOUSE ) {
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101 X11_DisableDGAMouse(this);
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102 } else {
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103 XChangePointerControl(SDL_Display, True, True,
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104 mouse_accel.numerator,
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105 mouse_accel.denominator,
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106 mouse_accel.threshold);
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107 }
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108 mouse_relative = 0;
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109 }
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110 }
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111 SDL_Unlock_EventThread();
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112 #endif
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113 }