mirror of
https://github.com/mcneel/opennurbs.git
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106 lines
2.6 KiB
C++
106 lines
2.6 KiB
C++
/*
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//
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// Copyright (c) 1993-2017 Robert McNeel & Associates. All rights reserved.
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// OpenNURBS, Rhinoceros, and Rhino3D are registered trademarks of Robert
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// McNeel & Associates.
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//
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// THIS SOFTWARE IS PROVIDED "AS IS" WITHOUT EXPRESS OR IMPLIED WARRANTY.
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// ALL IMPLIED WARRANTIES OF FITNESS FOR ANY PARTICULAR PURPOSE AND OF
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// MERCHANTABILITY ARE HEREBY DISCLAIMED.
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//
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// For complete openNURBS copyright information see <http://www.opennurbs.org>.
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//
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////////////////////////////////////////////////////////////////
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*/
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#if !defined(OPENNURBS_FREETYPE_INC_)
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#define OPENNURBS_FREETYPE_INC_
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#if defined(ON_COMPILER_MSC)
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//&& defined(ON_64BIT_RUNTIME)
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// freetype is not delivered in a 32-bit version.
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// To disable freetype support, comment out the following define.
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// To enable freetype support, define OPENNURBS_FREETYPE_SUPPORT
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#define OPENNURBS_FREETYPE_SUPPORT
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#elif defined(ON_RUNTIME_APPLE)
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// To disable freetype support, comment out the following define.
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// To enable freetype support, define OPENNURBS_FREETYPE_SUPPORT
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#define OPENNURBS_FREETYPE_SUPPORT
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#endif
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/*
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Returns:
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Units per em in font design units.
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*/
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ON_DECL
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unsigned int ON_FreeTypeGetFontUnitsPerM(
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const ON_Font* font
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);
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/*
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Parameters:
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font_unit_font_metrics - [in]
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metrics in font units (freetype face loaded with FT_LOAD_NO_SCALE) unless
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it is a "tricky" font.
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*/
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ON_DECL
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void ON_FreeTypeGetFontMetrics(
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const ON_Font* font,
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ON_FontMetrics& font_unit_font_metrics
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);
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/*
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Parameters:
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glyph_box - [out]
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glyph metrics infont units (freetype face loaded with FT_LOAD_NO_SCALE) unless
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it is a "tricky" font.
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Returns:
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0 if box was not set.
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>0: font glyph id (or other non-zero value) when box is set
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*/
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ON_DECL
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ON__UINT_PTR ON_FreeTypeGetGlyphMetrics(
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const ON_FontGlyph* glyph,
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ON_TextBox& glyph_metrics_in_font_design_units
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);
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/*
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Parameters:
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glyph - [in]
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bSingleStrokeFont - [in]
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outline - [out]
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outline and metrics in font design units
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*/
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ON_DECL
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bool ON_FreeTypeGetGlyphOutline(
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const ON_FontGlyph* glyph,
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ON_OutlineFigure::Type figure_type,
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class ON_Outline& outline
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);
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/*
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Description:
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A wrapper for calculating parameters and calling FreeType library
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functions FT_Set_Char_Size() FT_Load_Glyph().
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Parameters:
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ft_face - [in]
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A pointer to and FT_Face. One way to get this value is to call ON_Font::FreeTypeFace()
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font_glyph_id - [in]
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font glyph id
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Returns:
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True if glyph is available and loaded.
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*/
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ON_DECL
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bool ON_FreeTypeLoadGlyph(
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ON__UINT_PTR ft_face,
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ON__UINT_PTR font_glyph_id,
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bool bLoadRenderBitmap
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);
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#endif
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