199 lines
6.9 KiB
C
199 lines
6.9 KiB
C
/* Pango
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* pangocairo.h:
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*
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* Copyright (C) 1999, 2004 Red Hat, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __PANGOCAIRO_H__
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#define __PANGOCAIRO_H__
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#include <pango/pango.h>
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#include <cairo.h>
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G_BEGIN_DECLS
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/**
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* PangoCairoFont:
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*
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* #PangoCairoFont is an interface exported by fonts for
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* use with Cairo. The actual type of the font will depend
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* on the particular font technology Cairo was compiled to use.
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*
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* Since: 1.18
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**/
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typedef struct _PangoCairoFont PangoCairoFont;
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#define PANGO_TYPE_CAIRO_FONT (pango_cairo_font_get_type ())
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#define PANGO_CAIRO_FONT(object) (G_TYPE_CHECK_INSTANCE_CAST ((object), PANGO_TYPE_CAIRO_FONT, PangoCairoFont))
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#define PANGO_IS_CAIRO_FONT(object) (G_TYPE_CHECK_INSTANCE_TYPE ((object), PANGO_TYPE_CAIRO_FONT))
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/**
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* PangoCairoFontMap:
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*
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* #PangoCairoFontMap is an interface exported by font maps for
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* use with Cairo. The actual type of the font map will depend
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* on the particular font technology Cairo was compiled to use.
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*
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* Since: 1.10
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**/
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typedef struct _PangoCairoFontMap PangoCairoFontMap;
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#define PANGO_TYPE_CAIRO_FONT_MAP (pango_cairo_font_map_get_type ())
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#define PANGO_CAIRO_FONT_MAP(object) (G_TYPE_CHECK_INSTANCE_CAST ((object), PANGO_TYPE_CAIRO_FONT_MAP, PangoCairoFontMap))
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#define PANGO_IS_CAIRO_FONT_MAP(object) (G_TYPE_CHECK_INSTANCE_TYPE ((object), PANGO_TYPE_CAIRO_FONT_MAP))
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/**
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* PangoCairoShapeRendererFunc:
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* @cr: a Cairo context with current point set to where the shape should
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* be rendered
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* @attr: the %PANGO_ATTR_SHAPE to render
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* @do_path: whether only the shape path should be appended to current
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* path of @cr and no filling/stroking done. This will be set
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* to %TRUE when called from pango_cairo_layout_path() and
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* pango_cairo_layout_line_path() rendering functions.
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* @data: user data passed to pango_cairo_context_set_shape_renderer()
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*
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* Function type for rendering attributes of type %PANGO_ATTR_SHAPE
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* with Pango's Cairo renderer.
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*/
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typedef void (* PangoCairoShapeRendererFunc) (cairo_t *cr,
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PangoAttrShape *attr,
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gboolean do_path,
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gpointer data);
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/*
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* PangoCairoFontMap
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*/
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PANGO_AVAILABLE_IN_1_10
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GType pango_cairo_font_map_get_type (void) G_GNUC_CONST;
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PANGO_AVAILABLE_IN_1_10
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PangoFontMap *pango_cairo_font_map_new (void);
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PANGO_AVAILABLE_IN_1_18
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PangoFontMap *pango_cairo_font_map_new_for_font_type (cairo_font_type_t fonttype);
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PANGO_AVAILABLE_IN_1_10
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PangoFontMap *pango_cairo_font_map_get_default (void);
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PANGO_AVAILABLE_IN_1_22
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void pango_cairo_font_map_set_default (PangoCairoFontMap *fontmap);
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PANGO_AVAILABLE_IN_1_18
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cairo_font_type_t pango_cairo_font_map_get_font_type (PangoCairoFontMap *fontmap);
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PANGO_AVAILABLE_IN_1_10
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void pango_cairo_font_map_set_resolution (PangoCairoFontMap *fontmap,
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double dpi);
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PANGO_AVAILABLE_IN_1_10
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double pango_cairo_font_map_get_resolution (PangoCairoFontMap *fontmap);
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#ifndef PANGO_DISABLE_DEPRECATED
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PANGO_DEPRECATED_IN_1_22_FOR(pango_font_map_create_context)
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PangoContext *pango_cairo_font_map_create_context (PangoCairoFontMap *fontmap);
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#endif
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/*
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* PangoCairoFont
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*/
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PANGO_AVAILABLE_IN_1_18
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GType pango_cairo_font_get_type (void) G_GNUC_CONST;
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PANGO_AVAILABLE_IN_1_18
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cairo_scaled_font_t *pango_cairo_font_get_scaled_font (PangoCairoFont *font);
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/* Update a Pango context for the current state of a cairo context
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*/
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PANGO_AVAILABLE_IN_1_10
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void pango_cairo_update_context (cairo_t *cr,
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PangoContext *context);
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PANGO_AVAILABLE_IN_1_10
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void pango_cairo_context_set_font_options (PangoContext *context,
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const cairo_font_options_t *options);
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PANGO_AVAILABLE_IN_1_10
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const cairo_font_options_t *pango_cairo_context_get_font_options (PangoContext *context);
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PANGO_AVAILABLE_IN_1_10
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void pango_cairo_context_set_resolution (PangoContext *context,
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double dpi);
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PANGO_AVAILABLE_IN_1_10
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double pango_cairo_context_get_resolution (PangoContext *context);
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PANGO_AVAILABLE_IN_1_18
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void pango_cairo_context_set_shape_renderer (PangoContext *context,
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PangoCairoShapeRendererFunc func,
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gpointer data,
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GDestroyNotify dnotify);
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PANGO_AVAILABLE_IN_1_18
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PangoCairoShapeRendererFunc pango_cairo_context_get_shape_renderer (PangoContext *context,
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gpointer *data);
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/* Convenience
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*/
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PANGO_AVAILABLE_IN_1_22
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PangoContext *pango_cairo_create_context (cairo_t *cr);
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PANGO_AVAILABLE_IN_ALL
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PangoLayout *pango_cairo_create_layout (cairo_t *cr);
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PANGO_AVAILABLE_IN_1_10
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void pango_cairo_update_layout (cairo_t *cr,
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PangoLayout *layout);
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/*
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* Rendering
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*/
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PANGO_AVAILABLE_IN_1_10
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void pango_cairo_show_glyph_string (cairo_t *cr,
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PangoFont *font,
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PangoGlyphString *glyphs);
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PANGO_AVAILABLE_IN_1_22
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void pango_cairo_show_glyph_item (cairo_t *cr,
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const char *text,
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PangoGlyphItem *glyph_item);
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PANGO_AVAILABLE_IN_1_10
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void pango_cairo_show_layout_line (cairo_t *cr,
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PangoLayoutLine *line);
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PANGO_AVAILABLE_IN_1_10
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void pango_cairo_show_layout (cairo_t *cr,
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PangoLayout *layout);
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PANGO_AVAILABLE_IN_1_14
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void pango_cairo_show_error_underline (cairo_t *cr,
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double x,
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double y,
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double width,
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double height);
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/*
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* Rendering to a path
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*/
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PANGO_AVAILABLE_IN_1_10
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void pango_cairo_glyph_string_path (cairo_t *cr,
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PangoFont *font,
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PangoGlyphString *glyphs);
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PANGO_AVAILABLE_IN_1_10
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void pango_cairo_layout_line_path (cairo_t *cr,
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PangoLayoutLine *line);
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PANGO_AVAILABLE_IN_1_10
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void pango_cairo_layout_path (cairo_t *cr,
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PangoLayout *layout);
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PANGO_AVAILABLE_IN_1_14
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void pango_cairo_error_underline_path (cairo_t *cr,
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double x,
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double y,
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double width,
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double height);
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G_END_DECLS
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#endif /* __PANGOCAIRO_H__ */
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