Mercurial > sdl-ios-xcode
annotate src/video/bwindow/SDL_BView.h @ 5107:99acf3d856cb SDL-1.2
Colin Leroy 2011-01-26 04:24:20 PST
the pthread implementation of SDL_SemWaitTimeout() uses busy waiting, while
pthread's sem_timedwait() does work. Attached are patches that make use of it
| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Thu, 27 Jan 2011 00:33:26 -0800 |
| parents | a1b03ba2fcd0 |
| children |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 2 SDL - Simple DirectMedia Layer | |
| 4159 | 3 Copyright (C) 1997-2009 Sam Lantinga |
| 0 | 4 |
| 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 |
| 0 | 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. |
| 0 | 9 |
| 10 This library is distributed in the hope that it will be useful, | |
| 11 but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
|
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13 Lesser General Public License for more details. |
| 0 | 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 |
| 0 | 18 |
| 19 Sam Lantinga | |
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20 slouken@libsdl.org |
| 0 | 21 */ |
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22 #include "SDL_config.h" |
| 0 | 23 |
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24 #ifndef _SDL_BView_h |
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25 #define _SDL_BView_h |
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26 |
| 0 | 27 /* This is the event handling and graphics update portion of SDL_BWin */ |
| 28 | |
| 29 extern "C" { | |
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New configure-based build system. Still work in progress, but much improved
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30 #include "../../events/SDL_events_c.h" |
| 0 | 31 }; |
| 32 | |
| 33 class SDL_BView : public BView | |
| 34 { | |
| 35 public: | |
| 36 SDL_BView(BRect frame) : | |
| 37 BView(frame, "SDL View", B_FOLLOW_ALL_SIDES, | |
| 38 (B_WILL_DRAW|B_FRAME_EVENTS)) { | |
| 39 image = NULL; | |
| 4012 | 40 xoff = yoff = 0; |
| 0 | 41 SetViewColor(0,0,0,0); |
| 42 SetHighColor(0,0,0,0); | |
| 43 } | |
| 44 virtual ~SDL_BView() { | |
| 45 SetBitmap(NULL); | |
| 46 } | |
| 4012 | 47 /* Set drawing offsets for fullscreen mode */ |
| 48 virtual void SetXYOffset(int x, int y) { | |
| 49 xoff = x; | |
| 50 yoff = y; | |
| 51 } | |
| 52 virtual void GetXYOffset(int &x, int &y) { | |
| 53 x = xoff; | |
| 54 y = yoff; | |
| 55 } | |
| 56 virtual void GetXYOffset(float &x, float &y) { | |
| 57 x = (float)xoff; | |
| 58 y = (float)yoff; | |
| 59 } | |
| 0 | 60 /* The view changed size. If it means we're in fullscreen, we |
| 61 * draw a nice black box in the entire view to get black borders. | |
| 62 */ | |
| 63 virtual void FrameResized(float width, float height) { | |
| 64 BRect bounds; | |
| 65 bounds.top = bounds.left = 0; | |
| 66 bounds.right = width; | |
| 67 bounds.bottom = height; | |
| 68 /* Fill the entire view with black */ | |
| 4012 | 69 FillRect(bounds, B_SOLID_HIGH); |
| 0 | 70 /* And if there's an image, redraw it. */ |
| 71 if( image ) { | |
| 72 bounds = image->Bounds(); | |
| 73 Draw(bounds); | |
| 74 } | |
| 75 } | |
| 4012 | 76 |
| 0 | 77 /* Drawing portion of this complete breakfast. :) */ |
| 78 virtual void SetBitmap(BBitmap *bitmap) { | |
| 79 if ( image ) { | |
| 80 delete image; | |
| 81 } | |
| 82 image = bitmap; | |
| 83 } | |
| 84 virtual void Draw(BRect updateRect) { | |
| 85 if ( image ) { | |
| 4012 | 86 if(xoff || yoff) { |
| 87 BRect dest; | |
| 88 dest.top = updateRect.top + yoff; | |
| 89 dest.left = updateRect.left + xoff; | |
| 90 dest.bottom = updateRect.bottom + yoff; | |
| 91 dest.right = updateRect.right + xoff; | |
| 92 DrawBitmap(image, updateRect, dest); | |
| 93 } else { | |
| 94 DrawBitmap(image, updateRect, updateRect); | |
| 95 } | |
| 0 | 96 } |
| 97 } | |
| 98 virtual void DrawAsync(BRect updateRect) { | |
| 4012 | 99 if(xoff || yoff) { |
| 100 BRect dest; | |
| 101 dest.top = updateRect.top + yoff; | |
| 102 dest.left = updateRect.left + xoff; | |
| 103 dest.bottom = updateRect.bottom + yoff; | |
| 104 dest.right = updateRect.right + xoff;; | |
| 105 DrawBitmapAsync(image, updateRect, dest); | |
| 106 } else { | |
| 0 | 107 DrawBitmapAsync(image, updateRect, updateRect); |
| 108 } | |
| 109 } | |
| 110 | |
| 111 private: | |
| 112 BBitmap *image; | |
| 4012 | 113 int xoff, yoff; |
| 0 | 114 }; |
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115 |
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116 #endif /* _SDL_BView_h */ |