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https://git.code.sf.net/p/quake/quakeforge
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c1cd81222d
Both passage and simple text are supported, but only simple text has been tested at this stage. However, as passage text was taken directly from rua_gui.c and formed the basis for simple text rendering, I expect it's at least close to working.
113 lines
2.8 KiB
C
113 lines
2.8 KiB
C
/*
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canvas.h
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Integration of 2d and 3d objects
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Copyright (C) 2022 Bill Currie <bill@taniwha.org>
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Author: Bill Currie <bill@taniwha.org>
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Date: 2022/12/12
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program 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.
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See the GNU General Public License for more details.
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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, write to:
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Free Software Foundation, Inc.
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59 Temple Place - Suite 330
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Boston, MA 02111-1307, USA
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*/
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#ifndef __QF_scene_canvas_h
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#define __QF_scene_canvas_h
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#include "QF/ecs.h"
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#include "QF/ui/view.h"
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enum {
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canvas_update,
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canvas_updateonce,
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canvas_tile,
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canvas_pic,
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canvas_fitpic, // pic is scaled to fit the view
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canvas_subpic,
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canvas_cachepic,
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canvas_fill,
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canvas_charbuff,
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canvas_passage_glyphs, // copy of text_passage_glyphs
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canvas_glyphs, // copy of text_passage_glyphs
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canvas_func,
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canvas_outline,
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canvas_lateupdate,
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// last so deleting an entity removes the grouped components first
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canvas_canvas,
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canvas_comp_count
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};
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typedef struct canvas_s {
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uint32_t range[canvas_comp_count];
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} canvas_t;
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extern const struct component_s canvas_components[canvas_comp_count];
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typedef struct canvas_system_s {
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ecs_registry_t *reg;
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uint32_t base;
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uint32_t view_base;
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uint32_t text_base;
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} canvas_system_t;
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struct view_s;
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struct view_pos_s;
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typedef void (*canvas_update_f) (struct view_s);
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typedef void (*canvas_func_f) (struct view_pos_s, struct view_pos_s);
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typedef struct canvas_subpic_s {
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struct qpic_s *pic;
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uint32_t x, y;
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uint32_t w, h;
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} canvas_subpic_t;
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#define CANVASINLINE GNU89INLINE inline
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void Canvas_InitSys (canvas_system_t *canvas_sys, ecs_registry_t *reg);
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void Canvas_AddToEntity (canvas_system_t canvas_sys, uint32_t ent);
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uint32_t Canvas_New (canvas_system_t canvas_sys);
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void Canvas_Draw (canvas_system_t canvas_sys);
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void Canvas_SortComponentPool (canvas_system_t canvas_sys, uint32_t ent,
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uint32_t component);
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void Canvas_SetLen (canvas_system_t canvas_sys, view_pos_t len);
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CANVASINLINE view_t Canvas_GetRootView (canvas_system_t canvas_sys,
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uint32_t ent);
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#undef CANVASINLINE
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#ifndef IMPLEMENT_CANVAS_Funcs
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#define CANVASINLINE GNU89INLINE inline
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#else
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#define CANVASINLINE VISIBLE
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#endif
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CANVASINLINE
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view_t
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Canvas_GetRootView (canvas_system_t canvas_sys, uint32_t ent)
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{
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ecs_system_t viewsys = { canvas_sys.reg, canvas_sys.view_base };
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return View_FromEntity (viewsys, ent);
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}
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#undef CANVASINLINE
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#endif//__QF_scene_canvas_h
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