Mercurial > sdl-ios-xcode
diff src/video/bwindow/SDL_BView.h @ 0:74212992fb08
Initial revision
author | Sam Lantinga <slouken@lokigames.com> |
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date | Thu, 26 Apr 2001 16:45:43 +0000 |
parents | |
children | cf2af46e9e2a |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/video/bwindow/SDL_BView.h Thu Apr 26 16:45:43 2001 +0000 @@ -0,0 +1,107 @@ +/* + SDL - Simple DirectMedia Layer + Copyright (C) 1997, 1998, 1999, 2000, 2001 Sam Lantinga + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public + License as published by the Free Software Foundation; either + version 2 of the License, or (at your option) any later version. + + This library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with this library; if not, write to the Free + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + + Sam Lantinga + slouken@devolution.com +*/ + +#ifdef SAVE_RCSID +static char rcsid = + "@(#) $Id$"; +#endif + +/* This is the event handling and graphics update portion of SDL_BWin */ + +extern "C" { +#include "SDL_events_c.h" +}; + +class SDL_BView : public BView +{ +public: + SDL_BView(BRect frame) : + BView(frame, "SDL View", B_FOLLOW_ALL_SIDES, + (B_WILL_DRAW|B_FRAME_EVENTS)) { + image = NULL; + xoff = yoff = 0; + SetViewColor(0,0,0,0); + SetHighColor(0,0,0,0); + } + virtual ~SDL_BView() { + SetBitmap(NULL); + } + /* Set drawing offsets for fullscreen mode */ + virtual void SetXYOffset(int x, int y) { + xoff = x; + yoff = y; + } + /* The view changed size. If it means we're in fullscreen, we + * draw a nice black box in the entire view to get black borders. + */ + virtual void FrameResized(float width, float height) { + BRect bounds; + bounds.top = bounds.left = 0; + bounds.right = width; + bounds.bottom = height; + /* Fill the entire view with black */ + FillRect(bounds, B_SOLID_HIGH); + /* And if there's an image, redraw it. */ + if( image ) { + bounds = image->Bounds(); + Draw(bounds); + } + } + + /* Drawing portion of this complete breakfast. :) */ + virtual void SetBitmap(BBitmap *bitmap) { + if ( image ) { + delete image; + } + image = bitmap; + } + virtual void Draw(BRect updateRect) { + if ( image ) { + if(xoff || yoff) { + BRect dest; + dest.top = updateRect.top + yoff; + dest.left = updateRect.left + xoff; + dest.bottom = updateRect.bottom + yoff; + dest.right = updateRect.right + xoff;; + DrawBitmap(image, updateRect, dest); + } else { + DrawBitmap(image, updateRect, updateRect); + } + } + } + virtual void DrawAsync(BRect updateRect) { + if(xoff || yoff) { + BRect dest; + dest.top = updateRect.top + yoff; + dest.left = updateRect.left + xoff; + dest.bottom = updateRect.bottom + yoff; + dest.right = updateRect.right + xoff;; + DrawBitmapAsync(image, updateRect, dest); + } else { + DrawBitmapAsync(image, updateRect, updateRect); + } + } + +private: + BBitmap *image; + int xoff, yoff; +};