Mercurial > sdl-ios-xcode

annotate src/video/SDL_shape_internals.h @ 4833:34fb492cefe3

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Shaped windows for Cocoa build and testshape runs, but the actual shaping doesn't work. Something, however, is definitely happening, because we get the backgrounds drawn in two different colors.
author egottlieb
date Thu, 05 Aug 2010 01:03:24 -0400
parents 3dfe779900f5
children 2e446923c9fb
rev   line source
4814
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Eli Gottlieb <eligottlieb@gmail.com>
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 2010 Eli Gottlieb
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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 Eli Gottlieb
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20 eligottlieb@gmail.com
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21 */
4817
c68e7490e4cf Fixed a couple of bugs in the general and X11 shape code, and fixed a bug in testshape that was keeping it from recognizing surfaces without alpha. Thanks to Andreas's bit-bashing tip, X11 shaped windows now work entirely, AFAICT.
Eli Gottlieb <eligottlieb@gmail.com>
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22 #include "SDL_config.h"
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23
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24 #ifndef _SDL_shape_internals_h
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25 #define _SDL_shape_internals_h
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26
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27 #include "SDL_rect.h"
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28 #include "SDL_shape.h"
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29 #include "SDL_surface.h"
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30
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31 #include "begin_code.h"
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32 /* Set up for C function definitions, even when using C++ */
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33 #ifdef __cplusplus
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34 /* *INDENT-OFF* */
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35 extern "C" {
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36 /* *INDENT-ON* */
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37 #endif
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38
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39 typedef struct {
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40 struct SDL_ShapeTree *upleft,*upright,*downleft,*downright;
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41 } SDL_QuadTreeChildren;
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42
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43 typedef union {
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44 SDL_QuadTreeChildren children;
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45 SDL_Rect shape;
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46 } SDL_ShapeUnion;
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47
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48 typedef enum { QuadShape,TransparentShape,OpaqueShape } SDL_ShapeKind;
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49
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50 typedef struct {
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51 SDL_ShapeKind kind;
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52 SDL_ShapeUnion data;
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53 } SDL_ShapeTree;
4830
3dfe779900f5 Compiling for cocoa now works. Does it run? We'll see.
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54
3dfe779900f5 Compiling for cocoa now works. Does it run? We'll see.
egottlieb
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55 typedef void(*SDL_TraversalFunction)(SDL_ShapeTree*,void*);
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56
4817
c68e7490e4cf Fixed a couple of bugs in the general and X11 shape code, and fixed a bug in testshape that was keeping it from recognizing surfaces without alpha. Thanks to Andreas's bit-bashing tip, X11 shaped windows now work entirely, AFAICT.
Eli Gottlieb <eligottlieb@gmail.com>
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57 extern void SDL_CalculateShapeBitmap(SDL_WindowShapeMode mode,SDL_Surface *shape,Uint8* bitmap,Uint8 ppb);
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58 extern SDL_ShapeTree* SDL_CalculateShapeTree(SDL_WindowShapeMode mode,SDL_Surface* shape,SDL_bool invert);
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3dfe779900f5 Compiling for cocoa now works. Does it run? We'll see.
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59 extern void SDL_TraverseShapeTree(SDL_ShapeTree *tree,SDL_TraversalFunction function,void* closure);
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60 extern void SDL_FreeShapeTree(SDL_ShapeTree** shapeTree);
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61
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62 /* Ends C function definitions when using C++ */
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63 #ifdef __cplusplus
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64 /* *INDENT-OFF* */
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65 }
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66 /* *INDENT-ON* */
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67 #endif
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68 #include "close_code.h"
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69
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70 #endif