Mercurial > sdl-ios-xcode

annotate src/video/cocoa/SDL_cocoashape.m @ 5148:2f44e6969a59

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Split the rendering API out into a separate header file.
author Sam Lantinga <slouken@libsdl.org>
date Tue, 01 Feb 2011 15:02:21 -0800
parents 514f811a4887
children
rev   line source
4809
329708ffe2a7 Rejiggering the way shaped windows are created as preparation for OS X implementation. Fixed overdrive bug in test program that appears to have been introduced by someone other than myself.
Eli Gottlieb <eligottlieb@gmail.com>
parents:
diff changeset
1 /*
329708ffe2a7 Rejiggering the way shaped windows are created as preparation for OS X implementation. Fixed overdrive bug in test program that appears to have been introduced by someone other than myself.
Eli Gottlieb <eligottlieb@gmail.com>
parents:
diff changeset
2 SDL - Simple DirectMedia Layer
329708ffe2a7 Rejiggering the way shaped windows are created as preparation for OS X implementation. Fixed overdrive bug in test program that appears to have been introduced by someone other than myself.
Eli Gottlieb <eligottlieb@gmail.com>
parents:
diff changeset
3 Copyright (C) 2010 Eli Gottlieb
329708ffe2a7 Rejiggering the way shaped windows are created as preparation for OS X implementation. Fixed overdrive bug in test program that appears to have been introduced by someone other than myself.
Eli Gottlieb <eligottlieb@gmail.com>
parents:
diff changeset
4
329708ffe2a7 Rejiggering the way shaped windows are created as preparation for OS X implementation. Fixed overdrive bug in test program that appears to have been introduced by someone other than myself.
Eli Gottlieb <eligottlieb@gmail.com>
parents:
diff changeset
5 This library is free software; you can redistribute it and/or
329708ffe2a7 Rejiggering the way shaped windows are created as preparation for OS X implementation. Fixed overdrive bug in test program that appears to have been introduced by someone other than myself.
Eli Gottlieb <eligottlieb@gmail.com>
parents:
diff changeset
6 modify it under the terms of the GNU Lesser General Public
329708ffe2a7 Rejiggering the way shaped windows are created as preparation for OS X implementation. Fixed overdrive bug in test program that appears to have been introduced by someone other than myself.
Eli Gottlieb <eligottlieb@gmail.com>
parents:
diff changeset
7 License as published by the Free Software Foundation; either
329708ffe2a7 Rejiggering the way shaped windows are created as preparation for OS X implementation. Fixed overdrive bug in test program that appears to have been introduced by someone other than myself.
Eli Gottlieb <eligottlieb@gmail.com>
parents:
diff changeset
8 version 2.1 of the License, or (at your option) any later version.
329708ffe2a7 Rejiggering the way shaped windows are created as preparation for OS X implementation. Fixed overdrive bug in test program that appears to have been introduced by someone other than myself.
Eli Gottlieb <eligottlieb@gmail.com>
parents:
diff changeset
9
329708ffe2a7 Rejiggering the way shaped windows are created as preparation for OS X implementation. Fixed overdrive bug in test program that appears to have been introduced by someone other than myself.
Eli Gottlieb <eligottlieb@gmail.com>
parents:
diff changeset
10 This library is distributed in the hope that it will be useful,
329708ffe2a7 Rejiggering the way shaped windows are created as preparation for OS X implementation. Fixed overdrive bug in test program that appears to have been introduced by someone other than myself.
Eli Gottlieb <eligottlieb@gmail.com>
parents:
diff changeset
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
329708ffe2a7 Rejiggering the way shaped windows are created as preparation for OS X implementation. Fixed overdrive bug in test program that appears to have been introduced by someone other than myself.
Eli Gottlieb <eligottlieb@gmail.com>
parents:
diff changeset
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
329708ffe2a7 Rejiggering the way shaped windows are created as preparation for OS X implementation. Fixed overdrive bug in test program that appears to have been introduced by someone other than myself.
Eli Gottlieb <eligottlieb@gmail.com>
parents:
diff changeset
13 Lesser General Public License for more details.
329708ffe2a7 Rejiggering the way shaped windows are created as preparation for OS X implementation. Fixed overdrive bug in test program that appears to have been introduced by someone other than myself.
Eli Gottlieb <eligottlieb@gmail.com>
parents:
diff changeset
14
329708ffe2a7 Rejiggering the way shaped windows are created as preparation for OS X implementation. Fixed overdrive bug in test program that appears to have been introduced by someone other than myself.
Eli Gottlieb <eligottlieb@gmail.com>
parents:
diff changeset
15 You should have received a copy of the GNU Lesser General Public
329708ffe2a7 Rejiggering the way shaped windows are created as preparation for OS X implementation. Fixed overdrive bug in test program that appears to have been introduced by someone other than myself.
Eli Gottlieb <eligottlieb@gmail.com>
parents:
diff changeset
16 License along with this library; if not, write to the Free Software
329708ffe2a7 Rejiggering the way shaped windows are created as preparation for OS X implementation. Fixed overdrive bug in test program that appears to have been introduced by someone other than myself.
Eli Gottlieb <eligottlieb@gmail.com>
parents:
diff changeset
17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
329708ffe2a7 Rejiggering the way shaped windows are created as preparation for OS X implementation. Fixed overdrive bug in test program that appears to have been introduced by someone other than myself.
Eli Gottlieb <eligottlieb@gmail.com>
parents:
diff changeset
18
329708ffe2a7 Rejiggering the way shaped windows are created as preparation for OS X implementation. Fixed overdrive bug in test program that appears to have been introduced by someone other than myself.
Eli Gottlieb <eligottlieb@gmail.com>
parents:
diff changeset
19 Eli Gottlieb
329708ffe2a7 Rejiggering the way shaped windows are created as preparation for OS X implementation. Fixed overdrive bug in test program that appears to have been introduced by someone other than myself.
Eli Gottlieb <eligottlieb@gmail.com>
parents:
diff changeset
20 eligottlieb@gmail.com
329708ffe2a7 Rejiggering the way shaped windows are created as preparation for OS X implementation. Fixed overdrive bug in test program that appears to have been introduced by someone other than myself.
Eli Gottlieb <eligottlieb@gmail.com>
parents:
diff changeset
21 */
329708ffe2a7 Rejiggering the way shaped windows are created as preparation for OS X implementation. Fixed overdrive bug in test program that appears to have been introduced by someone other than myself.
Eli Gottlieb <eligottlieb@gmail.com>
parents:
diff changeset
22
4811
d79939f20c45 Working on Cocoa implementation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4810
diff changeset
23 #include "SDL_cocoavideo.h"
4809
329708ffe2a7 Rejiggering the way shaped windows are created as preparation for OS X implementation. Fixed overdrive bug in test program that appears to have been introduced by someone other than myself.
Eli Gottlieb <eligottlieb@gmail.com>
parents:
diff changeset
24 #include "SDL_shape.h"
4810
7a602fd2121f OK, it appears that dramatic hacks are not necessary to make Cocoa work...
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4809
diff changeset
25 #include "SDL_cocoashape.h"
4907
a2cf0174e5ab Fix incorrect shape include and add HAVE_ATAN and HAVE_ATAN2 for OSX builds.
Andreas Schiffler <aschiffler@ferzkopp.net>
parents: 4860
diff changeset
26 #include "../SDL_sysvideo.h"
4809
329708ffe2a7 Rejiggering the way shaped windows are created as preparation for OS X implementation. Fixed overdrive bug in test program that appears to have been introduced by someone other than myself.
Eli Gottlieb <eligottlieb@gmail.com>
parents:
diff changeset
27
4838
1f9915666afd Reformatting code to match the rest of SDL. Variable names seem OK; replaced tabs with 4 spaces each for indentation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4811
diff changeset
28 SDL_WindowShaper*
1f9915666afd Reformatting code to match the rest of SDL. Variable names seem OK; replaced tabs with 4 spaces each for indentation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4811
diff changeset
29 Cocoa_CreateShaper(SDL_Window* window) {
4859
91f4d4d5c395 Recoded Cocoa code that got erased by... failure to commit? Merge? Eh.
egottlieb
parents: 4839
diff changeset
30 SDL_WindowData* windata = (SDL_WindowData*)window->driverdata;
91f4d4d5c395 Recoded Cocoa code that got erased by... failure to commit? Merge? Eh.
egottlieb
parents: 4839
diff changeset
31 [windata->nswindow setOpaque:NO];
4925
514f811a4887 Removed support for 10.3.9
Sam Lantinga <slouken@libsdl.org>
parents: 4907
diff changeset
32 #if MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_6
4859
91f4d4d5c395 Recoded Cocoa code that got erased by... failure to commit? Merge? Eh.
egottlieb
parents: 4839
diff changeset
33 [windata->nswindow setStyleMask:NSBorderlessWindowMask];
4925
514f811a4887 Removed support for 10.3.9
Sam Lantinga <slouken@libsdl.org>
parents: 4907
diff changeset
34 #endif
4859
91f4d4d5c395 Recoded Cocoa code that got erased by... failure to commit? Merge? Eh.
egottlieb
parents: 4839
diff changeset
35 SDL_WindowShaper* result = result = malloc(sizeof(SDL_WindowShaper));
4838
1f9915666afd Reformatting code to match the rest of SDL. Variable names seem OK; replaced tabs with 4 spaces each for indentation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4811
diff changeset
36 result->window = window;
1f9915666afd Reformatting code to match the rest of SDL. Variable names seem OK; replaced tabs with 4 spaces each for indentation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4811
diff changeset
37 result->mode.mode = ShapeModeDefault;
1f9915666afd Reformatting code to match the rest of SDL. Variable names seem OK; replaced tabs with 4 spaces each for indentation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4811
diff changeset
38 result->mode.parameters.binarizationCutoff = 1;
4859
91f4d4d5c395 Recoded Cocoa code that got erased by... failure to commit? Merge? Eh.
egottlieb
parents: 4839
diff changeset
39 result->userx = result->usery = 0;
4838
1f9915666afd Reformatting code to match the rest of SDL. Variable names seem OK; replaced tabs with 4 spaces each for indentation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4811
diff changeset
40 window->shaper = result;
1f9915666afd Reformatting code to match the rest of SDL. Variable names seem OK; replaced tabs with 4 spaces each for indentation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4811
diff changeset
41
1f9915666afd Reformatting code to match the rest of SDL. Variable names seem OK; replaced tabs with 4 spaces each for indentation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4811
diff changeset
42 SDL_ShapeData* data = malloc(sizeof(SDL_ShapeData));
1f9915666afd Reformatting code to match the rest of SDL. Variable names seem OK; replaced tabs with 4 spaces each for indentation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4811
diff changeset
43 result->driverdata = data;
4859
91f4d4d5c395 Recoded Cocoa code that got erased by... failure to commit? Merge? Eh.
egottlieb
parents: 4839
diff changeset
44 data->context = [windata->nswindow graphicsContext];
91f4d4d5c395 Recoded Cocoa code that got erased by... failure to commit? Merge? Eh.
egottlieb
parents: 4839
diff changeset
45 data->saved = SDL_FALSE;
91f4d4d5c395 Recoded Cocoa code that got erased by... failure to commit? Merge? Eh.
egottlieb
parents: 4839
diff changeset
46 data->shape = NULL;
4838
1f9915666afd Reformatting code to match the rest of SDL. Variable names seem OK; replaced tabs with 4 spaces each for indentation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4811
diff changeset
47
1f9915666afd Reformatting code to match the rest of SDL. Variable names seem OK; replaced tabs with 4 spaces each for indentation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4811
diff changeset
48 int resized_properly = Cocoa_ResizeWindowShape(window);
1f9915666afd Reformatting code to match the rest of SDL. Variable names seem OK; replaced tabs with 4 spaces each for indentation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4811
diff changeset
49 assert(resized_properly == 0);
1f9915666afd Reformatting code to match the rest of SDL. Variable names seem OK; replaced tabs with 4 spaces each for indentation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4811
diff changeset
50 return result;
4829
7160e833c4ac Implemented shaped windows for Cocoa. Still need to see if they actually work.
egottlieb
parents: 4827
diff changeset
51 }
7160e833c4ac Implemented shaped windows for Cocoa. Still need to see if they actually work.
egottlieb
parents: 4827
diff changeset
52
4859
91f4d4d5c395 Recoded Cocoa code that got erased by... failure to commit? Merge? Eh.
egottlieb
parents: 4839
diff changeset
53 typedef struct {
91f4d4d5c395 Recoded Cocoa code that got erased by... failure to commit? Merge? Eh.
egottlieb
parents: 4839
diff changeset
54 NSView* view;
91f4d4d5c395 Recoded Cocoa code that got erased by... failure to commit? Merge? Eh.
egottlieb
parents: 4839
diff changeset
55 NSBezierPath* path;
4860
8f1994e8d886 Create all shaped windows at -1000,-1000 and save the real coordinates.
egottlieb
parents: 4859
diff changeset
56 SDL_Window* window;
4859
91f4d4d5c395 Recoded Cocoa code that got erased by... failure to commit? Merge? Eh.
egottlieb
parents: 4839
diff changeset
57 } SDL_CocoaClosure;
91f4d4d5c395 Recoded Cocoa code that got erased by... failure to commit? Merge? Eh.
egottlieb
parents: 4839
diff changeset
58
91f4d4d5c395 Recoded Cocoa code that got erased by... failure to commit? Merge? Eh.
egottlieb
parents: 4839
diff changeset
59 void
91f4d4d5c395 Recoded Cocoa code that got erased by... failure to commit? Merge? Eh.
egottlieb
parents: 4839
diff changeset
60 ConvertRects(SDL_ShapeTree* tree,void* closure) {
91f4d4d5c395 Recoded Cocoa code that got erased by... failure to commit? Merge? Eh.
egottlieb
parents: 4839
diff changeset
61 SDL_CocoaClosure* data = (SDL_CocoaClosure*)closure;
91f4d4d5c395 Recoded Cocoa code that got erased by... failure to commit? Merge? Eh.
egottlieb
parents: 4839
diff changeset
62 if(tree->kind == OpaqueShape) {
4860
8f1994e8d886 Create all shaped windows at -1000,-1000 and save the real coordinates.
egottlieb
parents: 4859
diff changeset
63 NSRect rect = NSMakeRect(tree->data.shape.x,data->window->h - tree->data.shape.y,tree->data.shape.w,tree->data.shape.h);
4859
91f4d4d5c395 Recoded Cocoa code that got erased by... failure to commit? Merge? Eh.
egottlieb
parents: 4839
diff changeset
64 [data->path appendBezierPathWithRect:[data->view convertRect:rect toView:nil]];
91f4d4d5c395 Recoded Cocoa code that got erased by... failure to commit? Merge? Eh.
egottlieb
parents: 4839
diff changeset
65 }
91f4d4d5c395 Recoded Cocoa code that got erased by... failure to commit? Merge? Eh.
egottlieb
parents: 4839
diff changeset
66 }
91f4d4d5c395 Recoded Cocoa code that got erased by... failure to commit? Merge? Eh.
egottlieb
parents: 4839
diff changeset
67
4838
1f9915666afd Reformatting code to match the rest of SDL. Variable names seem OK; replaced tabs with 4 spaces each for indentation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4811
diff changeset
68 int
4859
91f4d4d5c395 Recoded Cocoa code that got erased by... failure to commit? Merge? Eh.
egottlieb
parents: 4839
diff changeset
69 Cocoa_SetWindowShape(SDL_WindowShaper *shaper,SDL_Surface *shape,SDL_WindowShapeMode *shape_mode) {
91f4d4d5c395 Recoded Cocoa code that got erased by... failure to commit? Merge? Eh.
egottlieb
parents: 4839
diff changeset
70 SDL_ShapeData* data = (SDL_ShapeData*)shaper->driverdata;
91f4d4d5c395 Recoded Cocoa code that got erased by... failure to commit? Merge? Eh.
egottlieb
parents: 4839
diff changeset
71 SDL_WindowData* windata = (SDL_WindowData*)shaper->window->driverdata;
91f4d4d5c395 Recoded Cocoa code that got erased by... failure to commit? Merge? Eh.
egottlieb
parents: 4839
diff changeset
72 SDL_CocoaClosure closure;
91f4d4d5c395 Recoded Cocoa code that got erased by... failure to commit? Merge? Eh.
egottlieb
parents: 4839
diff changeset
73 NSAutoreleasePool *pool = NULL;
91f4d4d5c395 Recoded Cocoa code that got erased by... failure to commit? Merge? Eh.
egottlieb
parents: 4839
diff changeset
74 if(data->saved == SDL_TRUE) {
4838
1f9915666afd Reformatting code to match the rest of SDL. Variable names seem OK; replaced tabs with 4 spaces each for indentation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4811
diff changeset
75 [data->context restoreGraphicsState];
4859
91f4d4d5c395 Recoded Cocoa code that got erased by... failure to commit? Merge? Eh.
egottlieb
parents: 4839
diff changeset
76 data->saved = SDL_FALSE;
4838
1f9915666afd Reformatting code to match the rest of SDL. Variable names seem OK; replaced tabs with 4 spaces each for indentation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4811
diff changeset
77 }
1f9915666afd Reformatting code to match the rest of SDL. Variable names seem OK; replaced tabs with 4 spaces each for indentation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4811
diff changeset
78
4859
91f4d4d5c395 Recoded Cocoa code that got erased by... failure to commit? Merge? Eh.
egottlieb
parents: 4839
diff changeset
79 //[data->context saveGraphicsState];
91f4d4d5c395 Recoded Cocoa code that got erased by... failure to commit? Merge? Eh.
egottlieb
parents: 4839
diff changeset
80 //data->saved = SDL_TRUE;
4860
8f1994e8d886 Create all shaped windows at -1000,-1000 and save the real coordinates.
egottlieb
parents: 4859
diff changeset
81 [NSGraphicsContext setCurrentContext:data->context];
4838
1f9915666afd Reformatting code to match the rest of SDL. Variable names seem OK; replaced tabs with 4 spaces each for indentation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4811
diff changeset
82
1f9915666afd Reformatting code to match the rest of SDL. Variable names seem OK; replaced tabs with 4 spaces each for indentation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4811
diff changeset
83 [[NSColor clearColor] set];
4859
91f4d4d5c395 Recoded Cocoa code that got erased by... failure to commit? Merge? Eh.
egottlieb
parents: 4839
diff changeset
84 NSRectFill([[windata->nswindow contentView] frame]);
91f4d4d5c395 Recoded Cocoa code that got erased by... failure to commit? Merge? Eh.
egottlieb
parents: 4839
diff changeset
85 data->shape = SDL_CalculateShapeTree(*shape_mode,shape);
91f4d4d5c395 Recoded Cocoa code that got erased by... failure to commit? Merge? Eh.
egottlieb
parents: 4839
diff changeset
86
91f4d4d5c395 Recoded Cocoa code that got erased by... failure to commit? Merge? Eh.
egottlieb
parents: 4839
diff changeset
87 pool = [[NSAutoreleasePool alloc] init];
91f4d4d5c395 Recoded Cocoa code that got erased by... failure to commit? Merge? Eh.
egottlieb
parents: 4839
diff changeset
88 closure.view = [windata->nswindow contentView];
91f4d4d5c395 Recoded Cocoa code that got erased by... failure to commit? Merge? Eh.
egottlieb
parents: 4839
diff changeset
89 closure.path = [[NSBezierPath bezierPath] autorelease];
4860
8f1994e8d886 Create all shaped windows at -1000,-1000 and save the real coordinates.
egottlieb
parents: 4859
diff changeset
90 closure.window = shaper->window;
4859
91f4d4d5c395 Recoded Cocoa code that got erased by... failure to commit? Merge? Eh.
egottlieb
parents: 4839
diff changeset
91 SDL_TraverseShapeTree(data->shape,&ConvertRects,&closure);
4860
8f1994e8d886 Create all shaped windows at -1000,-1000 and save the real coordinates.
egottlieb
parents: 4859
diff changeset
92 [closure.path addClip];
4829
7160e833c4ac Implemented shaped windows for Cocoa. Still need to see if they actually work.
egottlieb
parents: 4827
diff changeset
93 }
7160e833c4ac Implemented shaped windows for Cocoa. Still need to see if they actually work.
egottlieb
parents: 4827
diff changeset
94
4838
1f9915666afd Reformatting code to match the rest of SDL. Variable names seem OK; replaced tabs with 4 spaces each for indentation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4811
diff changeset
95 int
1f9915666afd Reformatting code to match the rest of SDL. Variable names seem OK; replaced tabs with 4 spaces each for indentation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4811
diff changeset
96 Cocoa_ResizeWindowShape(SDL_Window *window) {
1f9915666afd Reformatting code to match the rest of SDL. Variable names seem OK; replaced tabs with 4 spaces each for indentation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4811
diff changeset
97 SDL_ShapeData* data = window->shaper->driverdata;
1f9915666afd Reformatting code to match the rest of SDL. Variable names seem OK; replaced tabs with 4 spaces each for indentation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4811
diff changeset
98 assert(data != NULL);
1f9915666afd Reformatting code to match the rest of SDL. Variable names seem OK; replaced tabs with 4 spaces each for indentation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4811
diff changeset
99 return 0;
4811
d79939f20c45 Working on Cocoa implementation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4810
diff changeset
100 }