This repository has been archived by the owner on Feb 11, 2021. It is now read-only.
/
SDL_QuartzWindow.m
219 lines (162 loc) · 6.59 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2003 Sam Lantinga
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this library; if not, write to the Free
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
Sam Lantinga
slouken@libsdl.org
*/
22
#include "SDL_config.h"
23
24
25
#include "SDL_QuartzVideo.h"
#include "SDL_QuartzWindow.h"
26
27
28
29
30
31
32
/*
This function makes the *SDL region* of the window 100% opaque.
The genie effect uses the alpha component. Otherwise,
it doesn't seem to matter what value it has.
*/
static void QZ_SetPortAlphaOpaque () {
33
34
35
SDL_Surface *surface = current_video->screen;
int bpp;
36
37
bpp = surface->format->BitsPerPixel;
38
39
40
if (bpp == 32) {
41
42
43
Uint32 *pixels = (Uint32*) surface->pixels;
Uint32 rowPixels = surface->pitch / 4;
Uint32 i, j;
44
45
46
for (i = 0; i < surface->h; i++)
for (j = 0; j < surface->w; j++) {
47
48
49
50
51
52
pixels[ (i * rowPixels) + j ] |= 0xFF000000;
}
}
}
53
54
@implementation SDL_QuartzWindow
55
/* we override these methods to fix the miniaturize animation/dock icon bug */
56
57
- (void)miniaturize:(id)sender
{
58
if (SDL_VideoSurface->flags & SDL_INTERNALOPENGL) {
59
60
61
62
63
/*
Future: Grab framebuffer and put into NSImage
[ qz_window setMiniwindowImage:image ];
*/
64
65
66
}
else {
67
68
/* make the alpha channel opaque so anim won't have holes in it */
QZ_SetPortAlphaOpaque ();
69
70
}
71
72
73
/* window is hidden now */
SDL_PrivateAppActive (0, SDL_APPACTIVE);
74
75
76
[ super miniaturize:sender ];
}
77
78
79
- (void)display
{
/*
80
81
82
83
84
This method fires just before the window deminaturizes from the Dock.
We'll save the current visible surface, let the window manager redraw any
UI elements, and restore the SDL surface. This way, no expose event
is required, and the deminiaturize works perfectly.
85
*/
86
87
88
SDL_VideoDevice *this = (SDL_VideoDevice*)current_video;
/* make sure pixels are fully opaque */
89
if (! ( SDL_VideoSurface->flags & SDL_INTERNALOPENGL ) )
90
QZ_SetPortAlphaOpaque ();
91
92
93
94
95
96
97
98
99
100
/* save current visible SDL surface */
[ self cacheImageInRect:[ window_view frame ] ];
/* let the window manager redraw controls, border, etc */
[ super display ];
/* restore visible SDL surface */
[ self restoreCachedImage ];
101
102
/* window is visible again */
SDL_PrivateAppActive (1, SDL_APPACTIVE);
103
104
}
105
- (void)setFrame:(NSRect)frameRect display:(BOOL)flag
106
{
107
108
109
110
111
/*
If the video surface is NULL, this originated from QZ_SetVideoMode,
so don't send the resize event.
*/
112
113
114
SDL_VideoDevice *this = (SDL_VideoDevice*)current_video;
if (this && SDL_VideoSurface == NULL) {
115
116
117
[ super setFrame:frameRect display:flag ];
}
118
else if (this && qz_window) {
119
120
NSRect newViewFrame;
121
122
[ super setFrame:frameRect display:flag ];
123
124
125
126
newViewFrame = [ window_view frame ];
SDL_PrivateResize (newViewFrame.size.width, newViewFrame.size.height);
127
128
/* If not OpenGL, we have to update the pixels and pitch */
129
if ( ! ( SDL_VideoSurface->flags & SDL_INTERNALOPENGL ) ) {
130
131
132
CGrafPtr thePort = [ window_view qdPort ];
LockPortBits ( thePort );
133
134
135
136
137
138
139
140
141
142
143
144
145
146
SDL_VideoSurface->pixels = GetPixBaseAddr ( GetPortPixMap ( thePort ) );
SDL_VideoSurface->pitch = GetPixRowBytes ( GetPortPixMap ( thePort ) );
/*
SDL_VideoSurface->pixels now points to the window's pixels
We want it to point to the *view's* pixels
*/
{
int vOffset = [ qz_window frame ].size.height -
newViewFrame.size.height - newViewFrame.origin.y;
int hOffset = newViewFrame.origin.x;
147
SDL_VideoSurface->pixels = (Uint8 *)SDL_VideoSurface->pixels + (vOffset * SDL_VideoSurface->pitch) + hOffset * (device_bpp/8);
148
}
149
150
UnlockPortBits ( thePort );
151
152
}
}
153
}
154
155
156
157
158
159
- (void)appDidHide:(NSNotification*)note
{
SDL_PrivateAppActive (0, SDL_APPACTIVE);
}
160
161
162
163
164
165
166
- (void)appWillUnhide:(NSNotification*)note
{
SDL_VideoDevice *this = (SDL_VideoDevice*)current_video;
if ( this ) {
/* make sure pixels are fully opaque */
167
if (! ( SDL_VideoSurface->flags & SDL_INTERNALOPENGL ) )
168
169
170
171
172
173
174
QZ_SetPortAlphaOpaque ();
/* save current visible SDL surface */
[ self cacheImageInRect:[ window_view frame ] ];
}
}
175
176
- (void)appDidUnhide:(NSNotification*)note
{
177
178
179
/* restore cached image, since it may not be current, post expose event too */
[ self restoreCachedImage ];
180
/*SDL_PrivateExpose ();*/
181
182
183
184
185
186
187
188
189
190
191
192
SDL_PrivateAppActive (1, SDL_APPACTIVE);
}
- (id)initWithContentRect:(NSRect)contentRect styleMask:(unsigned int)styleMask backing:(NSBackingStoreType)backingType defer:(BOOL)flag
{
/* Make our window subclass receive these application notifications */
[ [ NSNotificationCenter defaultCenter ] addObserver:self
selector:@selector(appDidHide:) name:NSApplicationDidHideNotification object:NSApp ];
[ [ NSNotificationCenter defaultCenter ] addObserver:self
selector:@selector(appDidUnhide:) name:NSApplicationDidUnhideNotification object:NSApp ];
193
194
195
[ [ NSNotificationCenter defaultCenter ] addObserver:self
selector:@selector(appWillUnhide:) name:NSApplicationWillUnhideNotification object:NSApp ];
196
197
198
199
return [ super initWithContentRect:contentRect styleMask:styleMask backing:backingType defer:flag ];
}
200
201
202
@end
@implementation SDL_QuartzWindowDelegate
203
204
- (BOOL)windowShouldClose:(id)sender
{
205
SDL_PrivateQuit();
206
207
return NO;
}
208
209
210
- (void)windowDidBecomeKey:(NSNotification *)aNotification
{
211
QZ_DoActivate (current_video);
212
213
214
215
}
- (void)windowDidResignKey:(NSNotification *)aNotification
{
216
QZ_DoDeactivate (current_video);
217
218
}
219
@end