Mercurial > sdl-ios-xcode
annotate src/video/bwindow/SDL_BView.h @ 1027:c69697a85412
Clarified the code in the pixel format allocation
Added support for direct color 8-bpp modes.
| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Wed, 12 Jan 2005 19:38:24 +0000 |
| parents | b8d311d90021 |
| children | c9b51268668f |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 2 SDL - Simple DirectMedia Layer | |
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Updated copyright information for 2004 (Happy New Year!)
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3 Copyright (C) 1997-2004 Sam Lantinga |
| 0 | 4 |
| 5 This library is free software; you can redistribute it and/or | |
| 6 modify it under the terms of the GNU Library General Public | |
| 7 License as published by the Free Software Foundation; either | |
| 8 version 2 of the License, or (at your option) any later version. | |
| 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 | |
| 13 Library General Public License for more details. | |
| 14 | |
| 15 You should have received a copy of the GNU Library General Public | |
| 16 License along with this library; if not, write to the Free | |
| 17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
| 18 | |
| 19 Sam Lantinga | |
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Updated the source with the correct e-mail address
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20 slouken@libsdl.org |
| 0 | 21 */ |
| 22 | |
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23 #ifndef _SDL_BView_h |
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24 #define _SDL_BView_h |
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25 |
| 0 | 26 #ifdef SAVE_RCSID |
| 27 static char rcsid = | |
| 28 "@(#) $Id$"; | |
| 29 #endif | |
| 30 | |
| 31 /* This is the event handling and graphics update portion of SDL_BWin */ | |
| 32 | |
| 33 extern "C" { | |
| 34 #include "SDL_events_c.h" | |
| 35 }; | |
| 36 | |
| 37 class SDL_BView : public BView | |
| 38 { | |
| 39 public: | |
| 40 SDL_BView(BRect frame) : | |
| 41 BView(frame, "SDL View", B_FOLLOW_ALL_SIDES, | |
| 42 (B_WILL_DRAW|B_FRAME_EVENTS)) { | |
| 43 image = NULL; | |
| 44 xoff = yoff = 0; | |
| 45 SetViewColor(0,0,0,0); | |
| 46 SetHighColor(0,0,0,0); | |
| 47 } | |
| 48 virtual ~SDL_BView() { | |
| 49 SetBitmap(NULL); | |
| 50 } | |
| 51 /* Set drawing offsets for fullscreen mode */ | |
| 52 virtual void SetXYOffset(int x, int y) { | |
| 53 xoff = x; | |
| 54 yoff = y; | |
| 55 } | |
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Changes since SDL 1.2.0 release
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56 virtual void GetXYOffset(int &x, int &y) { |
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cf2af46e9e2a
Changes since SDL 1.2.0 release
Sam Lantinga <slouken@lokigames.com>
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57 x = xoff; |
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Changes since SDL 1.2.0 release
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58 y = yoff; |
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Changes since SDL 1.2.0 release
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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 */ | |
| 69 FillRect(bounds, B_SOLID_HIGH); | |
| 70 /* And if there's an image, redraw it. */ | |
| 71 if( image ) { | |
| 72 bounds = image->Bounds(); | |
| 73 Draw(bounds); | |
| 74 } | |
| 75 } | |
| 76 | |
| 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 ) { | |
| 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; | |
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Now returns an error if unable to open audio on BeOS
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91 dest.right = updateRect.right + xoff; |
| 0 | 92 DrawBitmap(image, updateRect, dest); |
| 93 } else { | |
| 94 DrawBitmap(image, updateRect, updateRect); | |
| 95 } | |
| 96 } | |
| 97 } | |
| 98 virtual void DrawAsync(BRect updateRect) { | |
| 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 { | |
| 107 DrawBitmapAsync(image, updateRect, updateRect); | |
| 108 } | |
| 109 } | |
| 110 | |
| 111 private: | |
| 112 BBitmap *image; | |
| 113 int xoff, yoff; | |
| 114 }; | |
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115 |
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te: Mon, 15 Dec 2003 08:25:14 -0800 PST
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116 #endif /* _SDL_BView_h */ |