mirror of
https://github.com/netsurf-browser/netsurf
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89 lines
2.5 KiB
C
89 lines
2.5 KiB
C
/*
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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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#ifndef AMIGA_PLOTTERS_H
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#define AMIGA_PLOTTERS_H
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#include "netsurf/plotters.h"
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#include <proto/layers.h>
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#include <proto/graphics.h>
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struct IBox;
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struct gui_globals
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{
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struct BitMap *bm;
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struct RastPort *rp;
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struct Layer_Info *layerinfo;
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APTR areabuf;
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APTR tmprasbuf;
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struct Rectangle rect;
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struct MinList *shared_pens;
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bool managed_pen_list;
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bool palette_mapped;
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ULONG apen;
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ULONG open;
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LONG apen_num;
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LONG open_num;
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int width; /* size of bm and */
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int height; /* associated memory */
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};
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extern const struct plotter_table amiplot;
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void ami_clearclipreg(struct gui_globals *gg);
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void ami_plot_clear_bbox(struct RastPort *rp, struct IBox *bbox);
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void ami_plot_release_pens(struct MinList *shared_pens);
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bool ami_plot_screen_is_palettemapped(void);
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/* Plotter render area management */
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/**
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* Alloc a plotter render area
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* \param width of render bitmap
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* \param height of render bitmap
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* \param force32bit allocate a 32-bit bitmap even if this does not match the screen
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* \param alloc_pen_list set to false to use own pen list (eg. if multiple pen lists will be required)
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* \returns pointer to render area
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*/
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struct gui_globals *ami_plot_ra_alloc(ULONG width, ULONG height, bool force32bit, bool alloc_pen_list);
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/**
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* Free a plotter render area
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* \param gg render area to free
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*/
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void ami_plot_ra_free(struct gui_globals *gg);
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/**
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* Get a drawing BitMap associated with a render area
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* \param gg render area
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* \returns pointer to render area BitMap
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*/
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struct BitMap *ami_plot_ra_get_bitmap(struct gui_globals *gg);
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/**
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* Set a list of shared pens for a render area to use
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* Only relevant for palette-mapped screens
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* \param gg render area
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* \param pen_list allocated by ami_AllocMinList()
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*/
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void ami_plot_ra_set_pen_list(struct gui_globals *gg, struct MinList *pen_list);
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#endif
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