mirror of
https://github.com/netsurf-browser/netsurf
synced 2024-12-04 20:02:21 +03:00
121 lines
3.5 KiB
C
Executable File
121 lines
3.5 KiB
C
Executable File
/*
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* Copyright 2008,2009 Chris Young <chris@unsatisfactorysoftware.co.uk>
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*
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* This file is part of NetSurf, http://www.netsurf-browser.org/
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*
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* NetSurf is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* NetSurf is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "amiga/os3support.h"
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#include <proto/graphics.h>
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#include <intuition/intuition.h>
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#ifdef __amigaos4__
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#include <graphics/blitattr.h>
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#include <graphics/composite.h>
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#endif
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#include <graphics/gfxbase.h>
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#include <sys/param.h>
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#include "amiga/os3support.h"
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#include "desktop/browser.h"
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#include "utils/nsoption.h"
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#include "content/urldb.h"
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#include "desktop/plotters.h"
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#include "desktop/thumbnail.h"
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#include "desktop/mouse.h"
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#include "desktop/gui_window.h"
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#include "amiga/gui.h"
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#include "amiga/bitmap.h"
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#include "amiga/rtg.h"
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bool thumbnail_create(hlcache_handle *content, struct bitmap *bitmap,
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nsurl *url)
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{
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struct BitScaleArgs bsa;
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int plot_width;
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int plot_height;
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int redraw_tile_size = nsoption_int(redraw_tile_size_x);
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struct redraw_context ctx = {
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.interactive = false,
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.background_images = true,
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.plot = &amiplot
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};
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if(nsoption_int(redraw_tile_size_y) < nsoption_int(redraw_tile_size_x))
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redraw_tile_size = nsoption_int(redraw_tile_size_y);
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plot_width = MIN(content_get_width(content), redraw_tile_size);
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plot_height = ((plot_width * bitmap->height) + (bitmap->width / 2)) /
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bitmap->width;
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bitmap->nativebm = ami_rtg_allocbitmap(bitmap->width, bitmap->height, 32,
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BMF_CLEAR, browserglob.bm, RGBFB_A8R8G8B8);
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bitmap->nativebmwidth = bitmap->width;
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bitmap->nativebmheight = bitmap->height;
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ami_clearclipreg(&browserglob);
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thumbnail_redraw(content, plot_width, plot_height, &ctx);
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#ifdef __amigaos4__
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if(__builtin_expect(GfxBase->LibNode.lib_Version >= 53, 1)) {
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/* AutoDoc says v52, but this function isn't in OS4.0, so checking for v53 (OS4.1) */
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float resample_scale = bitmap->width / (float)plot_width;
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uint32 flags = COMPFLAG_IgnoreDestAlpha;
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if(nsoption_bool(scale_quality)) flags |= COMPFLAG_SrcFilter;
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CompositeTags(COMPOSITE_Src,browserglob.bm,bitmap->nativebm,
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COMPTAG_ScaleX,
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COMP_FLOAT_TO_FIX(resample_scale),
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COMPTAG_ScaleY,
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COMP_FLOAT_TO_FIX(resample_scale),
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COMPTAG_Flags,flags,
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COMPTAG_DestX,0,
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COMPTAG_DestY,0,
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COMPTAG_DestWidth,bitmap->width,
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COMPTAG_DestHeight,bitmap->height,
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COMPTAG_OffsetX,0,
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COMPTAG_OffsetY,0,
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COMPTAG_FriendBitMap, scrn->RastPort.BitMap,
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TAG_DONE);
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} else
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#endif
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{
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bsa.bsa_SrcX = 0;
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bsa.bsa_SrcY = 0;
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bsa.bsa_SrcWidth = plot_width;
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bsa.bsa_SrcHeight = plot_height;
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bsa.bsa_DestX = 0;
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bsa.bsa_DestY = 0;
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// bsa.bsa_DestWidth = width;
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// bsa.bsa_DestHeight = height;
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bsa.bsa_XSrcFactor = plot_width;
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bsa.bsa_XDestFactor = bitmap->width;
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bsa.bsa_YSrcFactor = plot_height;
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bsa.bsa_YDestFactor = bitmap->height;
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bsa.bsa_SrcBitMap = browserglob.bm;
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bsa.bsa_DestBitMap = bitmap->nativebm;
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bsa.bsa_Flags = 0;
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BitMapScale(&bsa);
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}
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if (url) urldb_set_thumbnail(url, bitmap);
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return true;
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}
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