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annotate src/video/cocoa/SDL_cocoashape.m @ 4811:d79939f20c45

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Working on Cocoa implementation.
author Eli Gottlieb <eligottlieb@gmail.com>
date Mon, 26 Jul 2010 21:48:53 -0400
parents 7a602fd2121f
children 5660aac926e9 1f9915666afd
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:
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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:
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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:
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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:
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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:
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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:
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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:
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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:
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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:
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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:
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22
4811
d79939f20c45 Working on Cocoa implementation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4810
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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:
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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
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25 #include "SDL_cocoashape.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:
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26
4810
7a602fd2121f OK, it appears that dramatic hacks are not necessary to make Cocoa work...
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4809
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27 SDL_WindowShaper* Cocoa_CreateShaper(SDL_Window* window) {
7a602fd2121f OK, it appears that dramatic hacks are not necessary to make Cocoa work...
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4809
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28 SDL_WindowData* data = (SDL_WindowData*)window->driverdata;
7a602fd2121f OK, it appears that dramatic hacks are not necessary to make Cocoa work...
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4809
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29 [data->nswindow setAlpha:1.0];
7a602fd2121f OK, it appears that dramatic hacks are not necessary to make Cocoa work...
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4809
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30 [data->nswindow setOpaque:YES];
4811
d79939f20c45 Working on Cocoa implementation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4810
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31 [data->nswindow setStyleMask:NSBorderlessWindowMask];
4810
7a602fd2121f OK, it appears that dramatic hacks are not necessary to make Cocoa work...
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4809
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32 SDL_Shaper* result = result = malloc(sizeof(SDL_WindowShaper));
7a602fd2121f OK, it appears that dramatic hacks are not necessary to make Cocoa work...
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4809
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33 result->window = window;
7a602fd2121f OK, it appears that dramatic hacks are not necessary to make Cocoa work...
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4809
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34 result->mode.mode = ShapeModeDefault;
7a602fd2121f OK, it appears that dramatic hacks are not necessary to make Cocoa work...
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4809
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35 result->mode.parameters.binarizationCutoff = 1;
7a602fd2121f OK, it appears that dramatic hacks are not necessary to make Cocoa work...
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4809
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36 result->usershownflag = 0;
7a602fd2121f OK, it appears that dramatic hacks are not necessary to make Cocoa work...
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4809
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37 window->shaper = result;
4811
d79939f20c45 Working on Cocoa implementation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4810
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38
d79939f20c45 Working on Cocoa implementation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4810
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39 SDL_ShapeData* data = malloc(sizeof(SDL_ShapeData));
d79939f20c45 Working on Cocoa implementation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4810
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40 result->driverdata = data;
d79939f20c45 Working on Cocoa implementation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4810
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41 data->context = [data->nswindow graphicsContext];
d79939f20c45 Working on Cocoa implementation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4810
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42 data->saved = SDL_False;
d79939f20c45 Working on Cocoa implementation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4810
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43 data->rects = NULL;
d79939f20c45 Working on Cocoa implementation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4810
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44 data->count = 0;
d79939f20c45 Working on Cocoa implementation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4810
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45
4810
7a602fd2121f OK, it appears that dramatic hacks are not necessary to make Cocoa work...
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4809
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46 int resized_properly = Cocoa_ResizeWindowShape(window);
7a602fd2121f OK, it appears that dramatic hacks are not necessary to make Cocoa work...
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4809
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47 assert(resized_properly == 0);
7a602fd2121f OK, it appears that dramatic hacks are not necessary to make Cocoa work...
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4809
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48 return result;
7a602fd2121f OK, it appears that dramatic hacks are not necessary to make Cocoa work...
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4809
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49 }
7a602fd2121f OK, it appears that dramatic hacks are not necessary to make Cocoa work...
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4809
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50
4811
d79939f20c45 Working on Cocoa implementation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4810
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51 int Cocoa_SetWindowShape(SDL_WindowShaper *shaper,SDL_Surface *shape,SDL_WindowShapeMode *shapeMode) {
d79939f20c45 Working on Cocoa implementation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4810
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52 SDL_WindowData* data = (SDL_WindowData*)shaper->window->driverdata;
d79939f20c45 Working on Cocoa implementation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4810
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53 if(data->saved == SDL_True) {
d79939f20c45 Working on Cocoa implementation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4810
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54 [data->context restoreGraphicsState];
d79939f20c45 Working on Cocoa implementation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4810
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55 data->saved = SDL_False;
d79939f20c45 Working on Cocoa implementation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4810
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56 }
d79939f20c45 Working on Cocoa implementation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4810
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57
d79939f20c45 Working on Cocoa implementation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4810
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58 [data->context saveGraphicsState];
d79939f20c45 Working on Cocoa implementation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4810
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59 data->saved = SDL_True;
d79939f20c45 Working on Cocoa implementation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4810
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60
d79939f20c45 Working on Cocoa implementation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4810
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61 [[NSColor clearColor] set];
d79939f20c45 Working on Cocoa implementation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4810
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62 NSRectFill([[data->nswindow contentView] frame]);
d79939f20c45 Working on Cocoa implementation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4810
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63 /* TODO: It looks like Cocoa can set a clipping path based on a list of rectangles. That's what we get from the
d79939f20c45 Working on Cocoa implementation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4810
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64 Windoze shape-calculation code: a list of rectangles. This will work... I think. */
d79939f20c45 Working on Cocoa implementation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4810
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65 }
d79939f20c45 Working on Cocoa implementation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4810
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66
d79939f20c45 Working on Cocoa implementation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4810
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67 int Cocoa_ResizeWindowShape(SDL_Window *window) {
d79939f20c45 Working on Cocoa implementation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4810
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68 SDL_ShapeData* data = window->shaper->driverdata;
d79939f20c45 Working on Cocoa implementation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4810
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69 assert(data != NULL);
d79939f20c45 Working on Cocoa implementation.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4810
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70 return 0;
d79939f20c45 Working on Cocoa implementation.
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parents: 4810
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71 }