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Choose font by wxWidgetDialog

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This commit is contained in:
Filip Sykala 2021-09-09 19:36:51 +02:00
parent 578abe4cce
commit 9d52ceee44
6 changed files with 317 additions and 109 deletions
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27
src/libslic3r/Emboss.hpp
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@ -75,30 +75,49 @@ public:
FontProp() = default;
};
// description of one letter
struct Glyph
{
Polygons polygons;
int advance_width, left_side_bearing;
};
// cache for glyph by unicode
using Glyphs = std::map<int, Glyph>;
/// <summary>
/// Load font file into buffer
/// </summary>
/// <param name="file_path">Location of .ttf or .ttc font file</param>
/// <returns>Font object when loaded.</returns>
static std::optional<Font> load_font(const char *file_path);
static std::optional<Font> load_font(std::vector<unsigned char> data);
#ifdef _WIN32
// fix for unknown pointer HFONT
using HFONT = void*;
static std::optional<Font> load_font(HFONT hfont);
#endif // _WIN32
/// <summary>
/// convert letter into polygons
/// </summary>
/// <param name="font">Define fonts</param>
/// <param name="letter">One character to convert</param>
/// <param name="letter">One character defined by unicode codepoint</param>
/// <param name="flatness">Precision of lettter outline curve in conversion to lines</param>
/// <returns>inner polygon cw(outer ccw)</returns>
static Polygons letter2polygons(const Font &font, char letter, float flatness);
static std::optional<Glyph> letter2glyph(const Font &font, int letter, float flatness);
/// <summary>
/// Convert text into polygons
/// </summary>
/// <param name="font">Define fonts</param>
/// <param name="text">Characters to convert</param>
/// <param name="font_prop">User defined property of font</param>
/// <param name="font_prop">User defined property of the font</param>
/// <param name="cache">Cache for letter polygons</param>
/// <returns>Inner polygon cw(outer ccw)</returns>
static Polygons text2polygons(const Font &font, const char *text, const FontProp& font_prop);
static Polygons text2polygons(const Font & font,
const char * text,
const FontProp &font_prop,
Glyphs & cache = Glyphs());
/// <summary>
/// Project 2d point into space