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annotate src/video/uikit/SDL_uikitwindow.m @ 2403:e9a1eed243c9 gsoc2008_iphone

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Added standard SDL header comments
author Holmes Futrell <hfutrell@umail.ucsb.edu>
date Tue, 22 Jul 2008 23:05:40 +0000
parents d904584ea86d
children ac67f7719ba8
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 #include "SDL_config.h"
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23
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24 /* Dummy SDL video driver implementation; this is just enough to make an
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25 * SDL-based application THINK it's got a working video driver, for
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26 * applications that call SDL_Init(SDL_INIT_VIDEO) when they don't need it,
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27 * and also for use as a collection of stubs when porting SDL to a new
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28 * platform for which you haven't yet written a valid video driver.
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29 *
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30 * This is also a great way to determine bottlenecks: if you think that SDL
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31 * is a performance problem for a given platform, enable this driver, and
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32 * then see if your application runs faster without video overhead.
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33 *
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34 * Initial work by Ryan C. Gordon (icculus@icculus.org). A good portion
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35 * of this was cut-and-pasted from Stephane Peter's work in the AAlib
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36 * SDL video driver. Renamed to "DUMMY" by Sam Lantinga.
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37 */
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38
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39 #include "SDL_video.h"
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40 #include "SDL_mouse.h"
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41 #include "../SDL_sysvideo.h"
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42 #include "../SDL_pixels_c.h"
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43 #include "../../events/SDL_events_c.h"
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44
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45 #include "SDL_uikitvideo.h"
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46 #include "SDL_uikitevents.h"
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47 #include "SDL_uikitwindow.h"
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48 #import "SDL_uikitappdelegate.h"
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49
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50 #import "SDL_uikitopenglview.h"
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51 #import "SDL_renderer_sw.h"
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52
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53 #include <UIKit/UIKit.h>
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54 #include <Foundation/Foundation.h>
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55
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56 static int SetupWindowData(_THIS, SDL_Window *window, UIWindow *uiwindow, SDL_bool created) {
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57
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58 SDL_WindowData *data;
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59
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60 /* Allocate the window data */
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61 data = (SDL_WindowData *)SDL_malloc(sizeof(*data));
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62 if (!data) {
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63 SDL_OutOfMemory();
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64 return -1;
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65 }
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66 data->windowID = window->id;
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67 data->uiwindow = uiwindow;
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68 data->view = nil;
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69
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70 /* Fill in the SDL window with the window data */
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71 {
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72 window->x = 0;
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73 window->y = 0;
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74 window->w = (int)uiwindow.frame.size.width;
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75 window->h = (int)uiwindow.frame.size.height;
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76 }
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77
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78 window->driverdata = data;
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79
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80 window->flags &= ~SDL_WINDOW_RESIZABLE; /* window is NEVER resizeable */
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81 window->flags |= SDL_WINDOW_OPENGL; /* window is always OpenGL */
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82 window->flags |= SDL_WINDOW_FULLSCREEN; /* window is always fullscreen */
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83 window->flags |= SDL_WINDOW_SHOWN; /* only one window on iPod touch, always shown */
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84 window->flags |= SDL_WINDOW_INPUT_FOCUS; /* always has input focus */
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85
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86 /* SDL_WINDOW_BORDERLESS controls whether status bar is hidden */
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87 if (window->flags & SDL_WINDOW_BORDERLESS) {
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88 [UIApplication sharedApplication].statusBarHidden = YES;
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89 }
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90 else {
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91 [UIApplication sharedApplication].statusBarHidden = NO;
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92 }
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93
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94 return 0;
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95
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96 }
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97
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98 int UIKit_CreateWindow(_THIS, SDL_Window *window) {
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99
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100 /* iPhone applications are single window only */
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101 if (nil != [SDLUIKitDelegate sharedAppDelegate].window) {
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102 SDL_SetError("Window already exists, no multi-window support.");
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103 return -1;
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104 }
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105
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106 /* ignore the size user requested, and make a fullscreen window */
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107 UIWindow *uiwindow = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
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108
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109 if (SetupWindowData(_this, window, uiwindow, SDL_TRUE) < 0) {
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110 [uiwindow release];
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111 return -1;
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112 }
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113
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114 [SDLUIKitDelegate sharedAppDelegate].window = uiwindow;
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115 [uiwindow release]; /* release the window (the app delegate has retained it) */
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116
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117 return 1;
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118
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119 }
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120
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121 void UIKit_DestroyWindow(_THIS, SDL_Window * window) {
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122 /* don't worry, the delegate will automatically release the window */
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123
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124 SDL_WindowData *data = (SDL_WindowData *)window->driverdata;
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125 if (data) {
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126 SDL_free( window->driverdata );
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127 }
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128
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129 /* this will also destroy the window */
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130 [SDLUIKitDelegate sharedAppDelegate].window = nil;
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131
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132 }
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133
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134 /* vi: set ts=4 sw=4 expandtab: */