godot/doc/classes/TextServerExtension.xml

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XML

<?xml version="1.0" encoding="UTF-8" ?>
<class name="TextServerExtension" inherits="TextServer" version="4.0">
<brief_description>
Base class for TextServer custom implementations (plugins).
</brief_description>
<description>
External TextServer implementations should inherit from this class.
</description>
<tutorials>
</tutorials>
<methods>
<method name="_create_font" qualifiers="virtual">
<return type="RID" />
<description>
Creates new, empty font cache entry resource. To free the resulting resourec, use [method _free] method.
</description>
</method>
<method name="_create_shaped_text" qualifiers="virtual">
<return type="RID" />
<argument index="0" name="direction" type="int" enum="TextServer.Direction" />
<argument index="1" name="orientation" type="int" enum="TextServer.Orientation" />
<description>
Creates new buffer for complex text layout, with the given [code]direction[/code] and [code]orientation[/code]. To free the resulting buffer, use [method _free] method.
[b]Note:[/b] Direction is ignored if server does not support [code]FEATURE_BIDI_LAYOUT[/code] feature.
[b]Note:[/b] Orientation is ignored if server does not support [code]FEATURE_VERTICAL_LAYOUT[/code] feature.
</description>
</method>
<method name="_draw_hex_code_box" qualifiers="virtual const">
<return type="void" />
<argument index="0" name="canvas" type="RID" />
<argument index="1" name="size" type="int" />
<argument index="2" name="pos" type="Vector2" />
<argument index="3" name="index" type="int" />
<argument index="4" name="color" type="Color" />
<description>
Draws box displaying character hexadecimal code. Used for replacing missing characters.
</description>
</method>
<method name="_font_clear_glyphs" qualifiers="virtual">
<return type="void" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="size" type="Vector2i" />
<description>
Removes all rendered glyphs information from the cache entry.
[b]Note:[/b] This function will not remove textures associated with the glyphs, use [method _font_remove_texture] to remove them manually.
</description>
</method>
<method name="_font_clear_kerning_map" qualifiers="virtual">
<return type="void" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="size" type="int" />
<description>
Removes all kerning overrides.
</description>
</method>
<method name="_font_clear_size_cache" qualifiers="virtual">
<return type="void" />
<argument index="0" name="font_rid" type="RID" />
<description>
Removes all font sizes from the cache entry
</description>
</method>
<method name="_font_clear_textures" qualifiers="virtual">
<return type="void" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="size" type="Vector2i" />
<description>
Removes all textures from font cache entry.
[b]Note:[/b] This function will not remove glyphs associated with the texture, use [method _font_remove_glyph] to remove them manually.
</description>
</method>
<method name="_font_draw_glyph" qualifiers="virtual const">
<return type="void" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="canvas" type="RID" />
<argument index="2" name="size" type="int" />
<argument index="3" name="pos" type="Vector2" />
<argument index="4" name="index" type="int" />
<argument index="5" name="color" type="Color" />
<description>
Draws single glyph into a canvas item at the position, using [code]font_rid[/code] at the size [code]size[/code].
[b]Note:[/b] Glyph index is specific to the font, use glyphs indices returned by [method _shaped_text_get_glyphs] or [method _font_get_glyph_index].
</description>
</method>
<method name="_font_draw_glyph_outline" qualifiers="virtual const">
<return type="void" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="canvas" type="RID" />
<argument index="2" name="size" type="int" />
<argument index="3" name="outline_size" type="int" />
<argument index="4" name="pos" type="Vector2" />
<argument index="5" name="index" type="int" />
<argument index="6" name="color" type="Color" />
<description>
Draws single glyph outline of size [code]outline_size[/code] into a canvas item at the position, using [code]font_rid[/code] at the size [code]size[/code].
[b]Note:[/b] Glyph index is specific to the font, use glyphs indices returned by [method _shaped_text_get_glyphs] or [method _font_get_glyph_index].
</description>
</method>
<method name="_font_get_ascent" qualifiers="virtual const">
<return type="float" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="size" type="int" />
<description>
Returns the font ascent (number of pixels above the baseline).
</description>
</method>
<method name="_font_get_descent" qualifiers="virtual const">
<return type="float" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="size" type="int" />
<description>
Returns the font descent (number of pixels below the baseline).
</description>
</method>
<method name="_font_get_fixed_size" qualifiers="virtual const">
<return type="int" />
<argument index="0" name="font_rid" type="RID" />
<description>
Returns bitmap font fixed size.
</description>
</method>
<method name="_font_get_global_oversampling" qualifiers="virtual const">
<return type="float" />
<description>
Returns the font oversampling factor, shared by all fonts in the TextServer.
</description>
</method>
<method name="_font_get_glyph_advance" qualifiers="virtual const">
<return type="Vector2" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="size" type="int" />
<argument index="2" name="glyph" type="int" />
<description>
Returns glyph advance (offset of the next glyph).
[b]Note:[/b] Advance for glyphs outlines is the same as the base glyph advance and is not saved.
</description>
</method>
<method name="_font_get_glyph_contours" qualifiers="virtual const">
<return type="Dictionary" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="size" type="int" />
<argument index="2" name="index" type="int" />
<description>
Returns outline contours of the glyph as a [code]Dictionary[/code] with the following contents:
[code]points[/code] - [PackedVector3Array], containing outline points. [code]x[/code] and [code]y[/code] are point coordinates. [code]z[/code] is the type of the point, using the [enum TextServer.ContourPointTag] values.
[code]contours[/code] - [PackedInt32Array], containing indices the end points of each contour.
[code]orientation[/code] - [bool], contour orientation. If [code]true[/code], clockwise contours must be filled.
</description>
</method>
<method name="_font_get_glyph_index" qualifiers="virtual const">
<return type="int" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="size" type="int" />
<argument index="2" name="char" type="int" />
<argument index="3" name="variation_selector" type="int" />
<description>
Returns the glyph index of a [code]char[/code], optionally modified by the [code]variation_selector[/code].
</description>
</method>
<method name="_font_get_glyph_list" qualifiers="virtual const">
<return type="Array" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="size" type="Vector2i" />
<description>
Returns list of rendered glyphs in the cache entry.
</description>
</method>
<method name="_font_get_glyph_offset" qualifiers="virtual const">
<return type="Vector2" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="size" type="Vector2i" />
<argument index="2" name="glyph" type="int" />
<description>
Returns glyph offset from the baseline.
</description>
</method>
<method name="_font_get_glyph_size" qualifiers="virtual const">
<return type="Vector2" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="size" type="Vector2i" />
<argument index="2" name="glyph" type="int" />
<description>
Returns size of the glyph.
</description>
</method>
<method name="_font_get_glyph_texture_idx" qualifiers="virtual const">
<return type="int" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="size" type="Vector2i" />
<argument index="2" name="glyph" type="int" />
<description>
Returns index of the cache texture containing the glyph.
</description>
</method>
<method name="_font_get_glyph_uv_rect" qualifiers="virtual const">
<return type="Rect2" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="size" type="Vector2i" />
<argument index="2" name="glyph" type="int" />
<description>
Returns rectangle in the cache texture containing the glyph.
</description>
</method>
<method name="_font_get_hinting" qualifiers="virtual const">
<return type="int" />
<argument index="0" name="font_rid" type="RID" />
<description>
Returns the font hinting mode. Used by dynamic fonts only.
</description>
</method>
<method name="_font_get_kerning" qualifiers="virtual const">
<return type="Vector2" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="size" type="int" />
<argument index="2" name="glyph_pair" type="Vector2i" />
<description>
Returns kerning for the pair of glyphs.
</description>
</method>
<method name="_font_get_kerning_list" qualifiers="virtual const">
<return type="Array" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="size" type="int" />
<description>
Returns list of the kerning overrides.
</description>
</method>
<method name="_font_get_language_support_override" qualifiers="virtual">
<return type="bool" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="language" type="String" />
<description>
Returns [code]true[/code] if support override is enabled for the [code]language[/code].
</description>
</method>
<method name="_font_get_language_support_overrides" qualifiers="virtual">
<return type="PackedStringArray" />
<argument index="0" name="font_rid" type="RID" />
<description>
Returns list of language support overrides.
</description>
</method>
<method name="_font_get_msdf_pixel_range" qualifiers="virtual const">
<return type="int" />
<argument index="0" name="font_rid" type="RID" />
<description>
Return the width of the range around the shape between the minimum and maximum representable signed distance.
</description>
</method>
<method name="_font_get_msdf_size" qualifiers="virtual const">
<return type="int" />
<argument index="0" name="font_rid" type="RID" />
<description>
Returns source font size used to generate MSDF textures.
</description>
</method>
<method name="_font_get_name" qualifiers="virtual const">
<return type="String" />
<argument index="0" name="font_rid" type="RID" />
<description>
Returns font family name.
</description>
</method>
<method name="_font_get_oversampling" qualifiers="virtual const">
<return type="float" />
<argument index="0" name="font_rid" type="RID" />
<description>
Returns font oversampling factor, if set to [code]0.0[/code] global oversampling factor is used instead. Used by dynamic fonts only.
</description>
</method>
<method name="_font_get_scale" qualifiers="virtual const">
<return type="float" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="size" type="int" />
<description>
Returns scaling factor of the color bitmap font.
</description>
</method>
<method name="_font_get_script_support_override" qualifiers="virtual">
<return type="bool" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="script" type="String" />
<description>
Returns [code]true[/code] if support override is enabled for the [code]script[/code].
</description>
</method>
<method name="_font_get_script_support_overrides" qualifiers="virtual">
<return type="PackedStringArray" />
<argument index="0" name="font_rid" type="RID" />
<description>
Returns list of script support overrides.
</description>
</method>
<method name="_font_get_size_cache_list" qualifiers="virtual const">
<return type="Array" />
<argument index="0" name="font_rid" type="RID" />
<description>
Return list of the font sizes in the cache. Each size is [code]Vector2i[/code] with font size and outline size.
</description>
</method>
<method name="_font_get_spacing" qualifiers="virtual const">
<return type="int" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="size" type="int" />
<argument index="2" name="spacing" type="int" enum="TextServer.SpacingType" />
<description>
Returns extra spacing added between glyphs in pixels.
</description>
</method>
<method name="_font_get_style" qualifiers="virtual const">
<return type="int" />
<argument index="0" name="font_rid" type="RID" />
<description>
Returns font style flags, see [enum TextServer.FontStyle].
</description>
</method>
<method name="_font_get_style_name" qualifiers="virtual const">
<return type="String" />
<argument index="0" name="font_rid" type="RID" />
<description>
Returns font style name.
</description>
</method>
<method name="_font_get_supported_chars" qualifiers="virtual const">
<return type="String" />
<argument index="0" name="font_rid" type="RID" />
<description>
Returns a string containing all the characters available in the font.
</description>
</method>
<method name="_font_get_texture_count" qualifiers="virtual const">
<return type="int" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="size" type="Vector2i" />
<description>
Returns number of textures used by font cache entry.
</description>
</method>
<method name="_font_get_texture_image" qualifiers="virtual const">
<return type="Image" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="size" type="Vector2i" />
<argument index="2" name="texture_index" type="int" />
<description>
Returns font cache texture image data.
</description>
</method>
<method name="_font_get_texture_offsets" qualifiers="virtual const">
<return type="PackedInt32Array" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="size" type="Vector2i" />
<argument index="2" name="texture_index" type="int" />
<description>
Returns array containing the first free pixel in the each column of texture. Should be the same size as texture width or empty.
</description>
</method>
<method name="_font_get_underline_position" qualifiers="virtual const">
<return type="float" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="size" type="int" />
<description>
Returns pixel offset of the underline below the baseline.
</description>
</method>
<method name="_font_get_underline_thickness" qualifiers="virtual const">
<return type="float" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="size" type="int" />
<description>
Returns thickness of the underline in pixels.
</description>
</method>
<method name="_font_get_variation_coordinates" qualifiers="virtual const">
<return type="Dictionary" />
<argument index="0" name="font_rid" type="RID" />
<description>
Returns variation coordinates for the specified font cache entry. See [method _font_supported_variation_list] for more info.
</description>
</method>
<method name="_font_has_char" qualifiers="virtual const">
<return type="bool" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="char" type="int" />
<description>
Return [code]true[/code] if a Unicode [code]char[/code] is available in the font.
</description>
</method>
<method name="_font_is_antialiased" qualifiers="virtual const">
<return type="bool" />
<argument index="0" name="font_rid" type="RID" />
<description>
Returns [code]true[/code] if font 8-bit anitialiased glyph rendering is supported and enabled.
</description>
</method>
<method name="_font_is_force_autohinter" qualifiers="virtual const">
<return type="bool" />
<argument index="0" name="font_rid" type="RID" />
<description>
Returns [code]true[/code] if auto-hinting is supported and preferred over font built-in hinting. Used by dynamic fonts only.
</description>
</method>
<method name="_font_is_language_supported" qualifiers="virtual const">
<return type="bool" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="language" type="String" />
<description>
Returns [code]true[/code], if font supports given language ([url=https://en.wikipedia.org/wiki/ISO_639-1]ISO 639[/url] code).
</description>
</method>
<method name="_font_is_multichannel_signed_distance_field" qualifiers="virtual const">
<return type="bool" />
<argument index="0" name="font_rid" type="RID" />
<description>
Returns [code]true[/code] if glyphs of all sizes are rendered using single multichannel signed distance field generated from the dynamic font vector data.
</description>
</method>
<method name="_font_is_script_supported" qualifiers="virtual const">
<return type="bool" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="script" type="String" />
<description>
Returns [code]true[/code], if font supports given script (ISO 15924 code).
</description>
</method>
<method name="_font_remove_glyph" qualifiers="virtual">
<return type="void" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="size" type="Vector2i" />
<argument index="2" name="glyph" type="int" />
<description>
Removes specified rendered glyph information from the cache entry.
[b]Note:[/b] This function will not remove textures associated with the glyphs, use [method _font_remove_texture] to remove them manually.
</description>
</method>
<method name="_font_remove_kerning" qualifiers="virtual">
<return type="void" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="size" type="int" />
<argument index="2" name="glyph_pair" type="Vector2i" />
<description>
Removes kerning override for the pair of glyphs.
</description>
</method>
<method name="_font_remove_language_support_override" qualifiers="virtual">
<return type="void" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="language" type="String" />
<description>
Remove language support override.
</description>
</method>
<method name="_font_remove_script_support_override" qualifiers="virtual">
<return type="void" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="script" type="String" />
<description>
Removes script support override.
</description>
</method>
<method name="_font_remove_size_cache" qualifiers="virtual">
<return type="void" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="size" type="Vector2i" />
<description>
Removes specified font size from the cache entry.
</description>
</method>
<method name="_font_remove_texture" qualifiers="virtual">
<return type="void" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="size" type="Vector2i" />
<argument index="2" name="texture_index" type="int" />
<description>
Removes specified texture from font cache entry.
[b]Note:[/b] This function will not remove glyphs associated with the texture, remove them manually, using [method _font_remove_glyph].
</description>
</method>
<method name="_font_render_glyph" qualifiers="virtual">
<return type="void" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="size" type="Vector2i" />
<argument index="2" name="index" type="int" />
<description>
Renders specified glyph the the font cache texture.
</description>
</method>
<method name="_font_render_range" qualifiers="virtual">
<return type="void" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="size" type="Vector2i" />
<argument index="2" name="start" type="int" />
<argument index="3" name="end" type="int" />
<description>
Renders the range of characters to the font cache texture.
</description>
</method>
<method name="_font_set_antialiased" qualifiers="virtual">
<return type="void" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="antialiased" type="bool" />
<description>
If set to [code]true[/code], 8-bit antialiased glyph rendering is used, otherwise 1-bit rendering is used. Used by dynamic fonts only.
</description>
</method>
<method name="_font_set_ascent" qualifiers="virtual">
<return type="void" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="size" type="int" />
<argument index="2" name="ascent" type="float" />
<description>
Sets the font ascent (number of pixels above the baseline).
</description>
</method>
<method name="_font_set_data" qualifiers="virtual">
<return type="void" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="data" type="PackedByteArray" />
<description>
Sets font source data, e.g contents of the dynamic font source file.
</description>
</method>
<method name="_font_set_data_ptr" qualifiers="virtual">
<return type="void" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="data_ptr" type="const uint8_t*" />
<argument index="2" name="data_size" type="int" />
<description>
Sets the font descent (number of pixels below the baseline).
</description>
</method>
<method name="_font_set_descent" qualifiers="virtual">
<return type="void" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="size" type="int" />
<argument index="2" name="descent" type="float" />
<description>
Sets bitmap font fixed size. If set to value greater than zero, same cache entry will be used for all font sizes.
</description>
</method>
<method name="_font_set_fixed_size" qualifiers="virtual">
<return type="void" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="fixed_size" type="int" />
<description>
If set to [code]true[/code] auto-hinting is preferred over font built-in hinting.
</description>
</method>
<method name="_font_set_force_autohinter" qualifiers="virtual">
<return type="void" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="force_autohinter" type="bool" />
<description>
</description>
</method>
<method name="_font_set_global_oversampling" qualifiers="virtual">
<return type="void" />
<argument index="0" name="oversampling" type="float" />
<description>
Sets oversampling factor, shared by all font in the TextServer.
[b]Note:[/b] This value can be automatically changed by display server.
</description>
</method>
<method name="_font_set_glyph_advance" qualifiers="virtual">
<return type="void" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="size" type="int" />
<argument index="2" name="glyph" type="int" />
<argument index="3" name="advance" type="Vector2" />
<description>
Sets glyph advance (offset of the next glyph).
[b]Note:[/b] Advance for glyphs outlines is the same as the base glyph advance and is not saved.
</description>
</method>
<method name="_font_set_glyph_offset" qualifiers="virtual">
<return type="void" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="size" type="Vector2i" />
<argument index="2" name="glyph" type="int" />
<argument index="3" name="offset" type="Vector2" />
<description>
Sets glyph offset from the baseline.
</description>
</method>
<method name="_font_set_glyph_size" qualifiers="virtual">
<return type="void" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="size" type="Vector2i" />
<argument index="2" name="glyph" type="int" />
<argument index="3" name="gl_size" type="Vector2" />
<description>
Sets size of the glyph.
</description>
</method>
<method name="_font_set_glyph_texture_idx" qualifiers="virtual">
<return type="void" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="size" type="Vector2i" />
<argument index="2" name="glyph" type="int" />
<argument index="3" name="texture_idx" type="int" />
<description>
Sets index of the cache texture containing the glyph.
</description>
</method>
<method name="_font_set_glyph_uv_rect" qualifiers="virtual">
<return type="void" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="size" type="Vector2i" />
<argument index="2" name="glyph" type="int" />
<argument index="3" name="uv_rect" type="Rect2" />
<description>
Sets rectangle in the cache texture containing the glyph.
</description>
</method>
<method name="_font_set_hinting" qualifiers="virtual">
<return type="void" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="hinting" type="int" enum="TextServer.Hinting" />
<description>
Sets font hinting mode. Used by dynamic fonts only.
</description>
</method>
<method name="_font_set_kerning" qualifiers="virtual">
<return type="void" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="size" type="int" />
<argument index="2" name="glyph_pair" type="Vector2i" />
<argument index="3" name="kerning" type="Vector2" />
<description>
Sets kerning for the pair of glyphs.
</description>
</method>
<method name="_font_set_language_support_override" qualifiers="virtual">
<return type="void" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="language" type="String" />
<argument index="2" name="supported" type="bool" />
<description>
Adds override for [method _font_is_language_supported].
</description>
</method>
<method name="_font_set_msdf_pixel_range" qualifiers="virtual">
<return type="void" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="msdf_pixel_range" type="int" />
<description>
Sets the width of the range around the shape between the minimum and maximum representable signed distance.
</description>
</method>
<method name="_font_set_msdf_size" qualifiers="virtual">
<return type="void" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="msdf_size" type="int" />
<description>
Sets source font size used to generate MSDF textures.
</description>
</method>
<method name="_font_set_multichannel_signed_distance_field" qualifiers="virtual">
<return type="void" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="msdf" type="bool" />
<description>
If set to [code]true[/code], glyphs of all sizes are rendered using single multichannel signed distance field generated from the dynamic font vector data.
</description>
</method>
<method name="_font_set_name" qualifiers="virtual">
<return type="void" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="name" type="String" />
<description>
Sets the font family name.
</description>
</method>
<method name="_font_set_oversampling" qualifiers="virtual">
<return type="void" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="oversampling" type="float" />
<description>
Sets font oversampling factor, if set to [code]0.0[/code] global oversampling factor is used instead. Used by dynamic fonts only.
</description>
</method>
<method name="_font_set_scale" qualifiers="virtual">
<return type="void" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="size" type="int" />
<argument index="2" name="scale" type="float" />
<description>
Sets scaling factor of the color bitmap font.
</description>
</method>
<method name="_font_set_script_support_override" qualifiers="virtual">
<return type="void" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="script" type="String" />
<argument index="2" name="supported" type="bool" />
<description>
Adds override for [method _font_is_script_supported].
</description>
</method>
<method name="_font_set_spacing" qualifiers="virtual">
<return type="void" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="size" type="int" />
<argument index="2" name="spacing" type="int" enum="TextServer.SpacingType" />
<argument index="3" name="value" type="int" />
<description>
Sets extra spacing added between glyphs in pixels.
</description>
</method>
<method name="_font_set_style" qualifiers="virtual">
<return type="void" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="style" type="int" />
<description>
Sets the font style flags, see [enum TextServer.FontStyle].
</description>
</method>
<method name="_font_set_style_name" qualifiers="virtual">
<return type="void" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="name_style" type="String" />
<description>
Sets the font style name.
</description>
</method>
<method name="_font_set_texture_image" qualifiers="virtual">
<return type="void" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="size" type="Vector2i" />
<argument index="2" name="texture_index" type="int" />
<argument index="3" name="image" type="Image" />
<description>
Sets font cache texture image data.
</description>
</method>
<method name="_font_set_texture_offsets" qualifiers="virtual">
<return type="void" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="size" type="Vector2i" />
<argument index="2" name="texture_index" type="int" />
<argument index="3" name="offset" type="PackedInt32Array" />
<description>
Sets array containing the first free pixel in the each column of texture. Should be the same size as texture width or empty.
</description>
</method>
<method name="_font_set_underline_position" qualifiers="virtual">
<return type="void" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="size" type="int" />
<argument index="2" name="underline_position" type="float" />
<description>
Sets pixel offset of the underline below the baseline.
</description>
</method>
<method name="_font_set_underline_thickness" qualifiers="virtual">
<return type="void" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="size" type="int" />
<argument index="2" name="underline_thickness" type="float" />
<description>
Sets thickness of the underline in pixels.
</description>
</method>
<method name="_font_set_variation_coordinates" qualifiers="virtual">
<return type="void" />
<argument index="0" name="font_rid" type="RID" />
<argument index="1" name="variation_coordinates" type="Dictionary" />
<description>
Sets variation coordinates for the specified font cache entry. See [method _font_supported_variation_list] for more info.
</description>
</method>
<method name="_font_supported_feature_list" qualifiers="virtual const">
<return type="Dictionary" />
<argument index="0" name="font_rid" type="RID" />
<description>
Returns the dictionary of the supported OpenType features.
</description>
</method>
<method name="_font_supported_variation_list" qualifiers="virtual const">
<return type="Dictionary" />
<argument index="0" name="font_rid" type="RID" />
<description>
Returns the dictionary of the supported OpenType variation coordinates.
</description>
</method>
<method name="_format_number" qualifiers="virtual const">
<return type="String" />
<argument index="0" name="string" type="String" />
<argument index="1" name="language" type="String" />
<description>
Converts a number from the Western Arabic (0..9) to the numeral systems used in [code]language[/code].
</description>
</method>
<method name="_free" qualifiers="virtual">
<return type="void" />
<argument index="0" name="rid" type="RID" />
<description>
Frees an object created by this [TextServer].
</description>
</method>
<method name="_get_features" qualifiers="virtual const">
<return type="int" />
<description>
Returns text server features, see [enum TextServer.Feature].
</description>
</method>
<method name="_get_hex_code_box_size" qualifiers="virtual const">
<return type="Vector2" />
<argument index="0" name="size" type="int" />
<argument index="1" name="index" type="int" />
<description>
Returns size of the replacement character (box with character hexadecimal code that is drawn in place of invalid characters).
</description>
</method>
<method name="_get_name" qualifiers="virtual const">
<return type="String" />
<description>
Returns the name of the server interface.
</description>
</method>
<method name="_get_support_data_filename" qualifiers="virtual const">
<return type="String" />
<description>
Returns default TextServer database (e.g. ICU break iterators and dictionaries) filename.
</description>
</method>
<method name="_get_support_data_info" qualifiers="virtual const">
<return type="String" />
<description>
Returns TextServer database (e.g. ICU break iterators and dictionaries) description.
</description>
</method>
<method name="_has" qualifiers="virtual">
<return type="bool" />
<argument index="0" name="rid" type="RID" />
<description>
Returns [code]true[/code] if [code]rid[/code] is valid resource owned by this text server.
</description>
</method>
<method name="_has_feature" qualifiers="virtual const">
<return type="bool" />
<argument index="0" name="feature" type="int" enum="TextServer.Feature" />
<description>
Returns [code]true[/code] if the server supports a feature.
</description>
</method>
<method name="_is_locale_right_to_left" qualifiers="virtual const">
<return type="bool" />
<argument index="0" name="locale" type="String" />
<description>
Returns [code]true[/code] if locale is right-to-left.
</description>
</method>
<method name="_load_support_data" qualifiers="virtual">
<return type="bool" />
<argument index="0" name="filename" type="String" />
<description>
Loads optional TextServer database (e.g. ICU break iterators and dictionaries).
[b]Note:[/b] This function should be called before any other TextServer functions used, otherwise it won't have any effect.
</description>
</method>
<method name="_name_to_tag" qualifiers="virtual const">
<return type="int" />
<argument index="0" name="name" type="String" />
<description>
Converts readable feature, variation, script or language name to OpenType tag.
</description>
</method>
<method name="_parse_number" qualifiers="virtual const">
<return type="String" />
<argument index="0" name="string" type="String" />
<argument index="1" name="language" type="String" />
<description>
Converts a number from the numeral systems used in [code]language[/code] to Western Arabic (0..9).
</description>
</method>
<method name="_percent_sign" qualifiers="virtual const">
<return type="String" />
<argument index="0" name="language" type="String" />
<description>
Returns percent sign used in the [code]language[/code].
</description>
</method>
<method name="_save_support_data" qualifiers="virtual const">
<return type="bool" />
<argument index="0" name="filename" type="String" />
<description>
Saves optional TextServer database (e.g. ICU break iterators and dictionaries) to the file.
[b]Note:[/b] This function is used by during project export, to include TextServer database.
</description>
</method>
<method name="_shaped_text_add_object" qualifiers="virtual">
<return type="bool" />
<argument index="0" name="shaped" type="RID" />
<argument index="1" name="key" type="Variant" />
<argument index="2" name="size" type="Vector2" />
<argument index="3" name="inline_align" type="int" enum="InlineAlignment" />
<argument index="4" name="length" type="int" />
<description>
Adds inline object to the text buffer, [code]key[/code] must be unique. In the text, object is represented as [code]length[/code] object replacement characters.
</description>
</method>
<method name="_shaped_text_add_string" qualifiers="virtual">
<return type="bool" />
<argument index="0" name="shaped" type="RID" />
<argument index="1" name="text" type="String" />
<argument index="2" name="fonts" type="Array" />
<argument index="3" name="size" type="int" />
<argument index="4" name="opentype_features" type="Dictionary" />
<argument index="5" name="language" type="String" />
<description>
Adds text span and font to draw it to the text buffer.
</description>
</method>
<method name="_shaped_text_clear" qualifiers="virtual">
<return type="void" />
<argument index="0" name="shaped" type="RID" />
<description>
Clears text buffer (removes text and inline objects).
</description>
</method>
<method name="_shaped_text_draw" qualifiers="virtual const">
<return type="void" />
<argument index="0" name="shaped" type="RID" />
<argument index="1" name="canvas" type="RID" />
<argument index="2" name="pos" type="Vector2" />
<argument index="3" name="clip_l" type="float" />
<argument index="4" name="clip_r" type="float" />
<argument index="5" name="color" type="Color" />
<description>
Draw shaped text into a canvas item at a given position, with [code]color[/code]. [code]pos[/code] specifies the leftmost point of the baseline (for horizontal layout) or topmost point of the baseline (for vertical layout).
</description>
</method>
<method name="_shaped_text_draw_outline" qualifiers="virtual const">
<return type="void" />
<argument index="0" name="shaped" type="RID" />
<argument index="1" name="canvas" type="RID" />
<argument index="2" name="pos" type="Vector2" />
<argument index="3" name="clip_l" type="float" />
<argument index="4" name="clip_r" type="float" />
<argument index="5" name="outline_size" type="int" />
<argument index="6" name="color" type="Color" />
<description>
Draw the outline of the shaped text into a canvas item at a given position, with [code]color[/code]. [code]pos[/code] specifies the leftmost point of the baseline (for horizontal layout) or topmost point of the baseline (for vertical layout).
</description>
</method>
<method name="_shaped_text_fit_to_width" qualifiers="virtual">
<return type="float" />
<argument index="0" name="shaped" type="RID" />
<argument index="1" name="width" type="float" />
<argument index="2" name="jst_flags" type="int" />
<description>
Adjusts text with to fit to specified width, returns new text width
</description>
</method>
<method name="_shaped_text_get_ascent" qualifiers="virtual const">
<return type="float" />
<argument index="0" name="shaped" type="RID" />
<description>
Returns the text ascent (number of pixels above the baseline for horizontal layout or to the left of baseline for vertical).
[b]Note:[/b] Overall ascent can be higher than font ascent, if some glyphs are displaced from the baseline.
</description>
</method>
<method name="_shaped_text_get_carets" qualifiers="virtual const">
<return type="void" />
<argument index="0" name="shaped" type="RID" />
<argument index="1" name="position" type="int" />
<argument index="2" name="caret" type="CaretInfo*" />
<description>
Returns shapes of the carets corresponding to the character offset [code]position[/code] in the text. Returned caret shape is 1 pixel wide rectangle.
</description>
</method>
<method name="_shaped_text_get_custom_punctuation" qualifiers="virtual const">
<return type="String" />
<argument index="0" name="shaped" type="RID" />
<description>
Returns custom punctuation character list, used for word breaking. If set to empty string, server defaults are used.
</description>
</method>
<method name="_shaped_text_get_descent" qualifiers="virtual const">
<return type="float" />
<argument index="0" name="shaped" type="RID" />
<description>
Returns the text descent (number of pixels below the baseline for horizontal layout or to the right of baseline for vertical).
[b]Note:[/b] Overall descent can be higher than font descent, if some glyphs are displaced from the baseline.
</description>
</method>
<method name="_shaped_text_get_direction" qualifiers="virtual const">
<return type="int" />
<argument index="0" name="shaped" type="RID" />
<description>
Returns direction of the text.
</description>
</method>
<method name="_shaped_text_get_dominant_direction_in_range" qualifiers="virtual const">
<return type="int" />
<argument index="0" name="shaped" type="RID" />
<argument index="1" name="start" type="int" />
<argument index="2" name="end" type="int" />
<description>
Returns dominant direction of in the range of text.
</description>
</method>
<method name="_shaped_text_get_ellipsis_glyph_count" qualifiers="virtual const">
<return type="int" />
<argument index="0" name="shaped" type="RID" />
<description>
Returns number of glyphs in the ellipsis.
</description>
</method>
<method name="_shaped_text_get_ellipsis_glyphs" qualifiers="virtual const">
<return type="void" />
<argument index="0" name="shaped" type="RID" />
<argument index="1" name="r_glyphs" type="void*" />
<description>
Returns array of the glyphs in the ellipsis.
</description>
</method>
<method name="_shaped_text_get_ellipsis_pos" qualifiers="virtual const">
<return type="int" />
<argument index="0" name="shaped" type="RID" />
<description>
Returns position of the ellipsis.
</description>
</method>
<method name="_shaped_text_get_glyph_count" qualifiers="virtual const">
<return type="int" />
<argument index="0" name="shaped" type="RID" />
<description>
Returns text glyphs count.
</description>
</method>
<method name="_shaped_text_get_glyphs" qualifiers="virtual const">
<return type="void" />
<argument index="0" name="shaped" type="RID" />
<argument index="1" name="r_glyphs" type="void*" />
<description>
Copies text glyphs in the visual order, into preallocated array of the size returned by [method _shaped_text_get_glyph_count].
</description>
</method>
<method name="_shaped_text_get_grapheme_bounds" qualifiers="virtual const">
<return type="Vector2" />
<argument index="0" name="shaped" type="RID" />
<argument index="1" name="pos" type="int" />
<description>
Returns composite character's bounds as offsets from the start of the line.
</description>
</method>
<method name="_shaped_text_get_line_breaks" qualifiers="virtual const">
<return type="PackedInt32Array" />
<argument index="0" name="shaped" type="RID" />
<argument index="1" name="width" type="float" />
<argument index="2" name="start" type="int" />
<argument index="3" name="break_flags" type="int" />
<description>
Breaks text to the lines and returns character ranges for each line.
</description>
</method>
<method name="_shaped_text_get_line_breaks_adv" qualifiers="virtual const">
<return type="PackedInt32Array" />
<argument index="0" name="shaped" type="RID" />
<argument index="1" name="width" type="PackedFloat32Array" />
<argument index="2" name="start" type="int" />
<argument index="3" name="once" type="bool" />
<argument index="4" name="break_flags" type="int" />
<description>
Breaks text to the lines and columns. Returns character ranges for each segment.
</description>
</method>
<method name="_shaped_text_get_object_rect" qualifiers="virtual const">
<return type="Rect2" />
<argument index="0" name="shaped" type="RID" />
<argument index="1" name="key" type="Variant" />
<description>
Returns bounding rectangle of the inline object.
</description>
</method>
<method name="_shaped_text_get_objects" qualifiers="virtual const">
<return type="Array" />
<argument index="0" name="shaped" type="RID" />
<description>
Returns array of inline objects.
</description>
</method>
<method name="_shaped_text_get_orientation" qualifiers="virtual const">
<return type="int" />
<argument index="0" name="shaped" type="RID" />
<description>
Returns text orientation.
</description>
</method>
<method name="_shaped_text_get_parent" qualifiers="virtual const">
<return type="RID" />
<argument index="0" name="shaped" type="RID" />
<description>
Sets text orientation.
</description>
</method>
<method name="_shaped_text_get_preserve_control" qualifiers="virtual const">
<return type="bool" />
<argument index="0" name="shaped" type="RID" />
<description>
Returns [code]true[/code] if text buffer is configured to display control characters.
</description>
</method>
<method name="_shaped_text_get_preserve_invalid" qualifiers="virtual const">
<return type="bool" />
<argument index="0" name="shaped" type="RID" />
<description>
Returns [code]true[/code] if text buffer is configured to display hexadecimal codes in place of invalid characters.
[b]Note:[/b] If set to [code]false[/code], nothing is displayed in place of invalid characters.
</description>
</method>
<method name="_shaped_text_get_range" qualifiers="virtual const">
<return type="Vector2i" />
<argument index="0" name="shaped" type="RID" />
<description>
Returns substring buffer character range in the parent buffer.
</description>
</method>
<method name="_shaped_text_get_selection" qualifiers="virtual const">
<return type="PackedVector2Array" />
<argument index="0" name="shaped" type="RID" />
<argument index="1" name="start" type="int" />
<argument index="2" name="end" type="int" />
<description>
Returns selection rectangles for the specified character range.
</description>
</method>
<method name="_shaped_text_get_size" qualifiers="virtual const">
<return type="Vector2" />
<argument index="0" name="shaped" type="RID" />
<description>
Returns size of the text.
</description>
</method>
<method name="_shaped_text_get_trim_pos" qualifiers="virtual const">
<return type="int" />
<argument index="0" name="shaped" type="RID" />
<description>
Returns ellipsis and trim positions.
</description>
</method>
<method name="_shaped_text_get_underline_position" qualifiers="virtual const">
<return type="float" />
<argument index="0" name="shaped" type="RID" />
<description>
Returns pixel offset of the underline below the baseline.
</description>
</method>
<method name="_shaped_text_get_underline_thickness" qualifiers="virtual const">
<return type="float" />
<argument index="0" name="shaped" type="RID" />
<description>
Returns thickness of the underline.
</description>
</method>
<method name="_shaped_text_get_width" qualifiers="virtual const">
<return type="float" />
<argument index="0" name="shaped" type="RID" />
<description>
Returns width (for horizontal layout) or height (for vertical) of the text.
</description>
</method>
<method name="_shaped_text_get_word_breaks" qualifiers="virtual const">
<return type="PackedInt32Array" />
<argument index="0" name="shaped" type="RID" />
<argument index="1" name="grapheme_flags" type="int" />
<description>
Breaks text into words and returns array of character ranges.
</description>
</method>
<method name="_shaped_text_hit_test_grapheme" qualifiers="virtual const">
<return type="int" />
<argument index="0" name="shaped" type="RID" />
<argument index="1" name="coord" type="float" />
<description>
Returns grapheme index at the specified pixel offset at the baseline, or [code]-1[/code] if none is found.
</description>
</method>
<method name="_shaped_text_hit_test_position" qualifiers="virtual const">
<return type="int" />
<argument index="0" name="shaped" type="RID" />
<argument index="1" name="coord" type="float" />
<description>
Returns caret character offset at the specified pixel offset at the baseline. This function always returns a valid position.
</description>
</method>
<method name="_shaped_text_is_ready" qualifiers="virtual const">
<return type="bool" />
<argument index="0" name="shaped" type="RID" />
<description>
Returns [code]true[/code] if buffer is successfully shaped.
</description>
</method>
<method name="_shaped_text_next_grapheme_pos" qualifiers="virtual const">
<return type="int" />
<argument index="0" name="shaped" type="RID" />
<argument index="1" name="pos" type="int" />
<description>
Returns composite character end position closest to the [code]pos[/code].
</description>
</method>
<method name="_shaped_text_overrun_trim_to_width" qualifiers="virtual">
<return type="void" />
<argument index="0" name="shaped" type="RID" />
<argument index="1" name="width" type="float" />
<argument index="2" name="trim_flags" type="int" />
<description>
Trims text if it exceeds the given width.
</description>
</method>
<method name="_shaped_text_prev_grapheme_pos" qualifiers="virtual const">
<return type="int" />
<argument index="0" name="shaped" type="RID" />
<argument index="1" name="pos" type="int" />
<description>
Returns composite character start position closest to the [code]pos[/code].
</description>
</method>
<method name="_shaped_text_resize_object" qualifiers="virtual">
<return type="bool" />
<argument index="0" name="shaped" type="RID" />
<argument index="1" name="key" type="Variant" />
<argument index="2" name="size" type="Vector2" />
<argument index="3" name="inline_align" type="int" enum="InlineAlignment" />
<description>
Sets new size and alignment of embedded object.
</description>
</method>
<method name="_shaped_text_set_bidi_override" qualifiers="virtual">
<return type="void" />
<argument index="0" name="shaped" type="RID" />
<argument index="1" name="override" type="Array" />
<description>
Overrides BiDi for the structured text.
Override ranges should cover full source text without overlaps. BiDi algorithm will be used on each range separately.
</description>
</method>
<method name="_shaped_text_set_custom_punctuation" qualifiers="virtual">
<return type="void" />
<argument index="0" name="shaped" type="RID" />
<argument index="1" name="punct" type="String" />
<description>
Sets custom punctuation character list, used for word breaking. If set to empty string, server defaults are used.
</description>
</method>
<method name="_shaped_text_set_direction" qualifiers="virtual">
<return type="void" />
<argument index="0" name="shaped" type="RID" />
<argument index="1" name="direction" type="int" enum="TextServer.Direction" />
<description>
Sets desired text direction. If set to [code]TEXT_DIRECTION_AUTO[/code], direction will be detected based on the buffer contents and current locale.
[b]Note:[/b] Direction is ignored if server does not support [code]FEATURE_BIDI_LAYOUT[/code] feature.
</description>
</method>
<method name="_shaped_text_set_orientation" qualifiers="virtual">
<return type="void" />
<argument index="0" name="shaped" type="RID" />
<argument index="1" name="orientation" type="int" enum="TextServer.Orientation" />
<description>
Sets desired text orientation.
[b]Note:[/b] Orientation is ignored if server does not support [code]FEATURE_VERTICAL_LAYOUT[/code] feature.
</description>
</method>
<method name="_shaped_text_set_preserve_control" qualifiers="virtual">
<return type="void" />
<argument index="0" name="shaped" type="RID" />
<argument index="1" name="enabled" type="bool" />
<description>
If set to [code]true[/code] text buffer will display control characters.
</description>
</method>
<method name="_shaped_text_set_preserve_invalid" qualifiers="virtual">
<return type="void" />
<argument index="0" name="shaped" type="RID" />
<argument index="1" name="enabled" type="bool" />
<description>
If set to [code]true[/code] text buffer will display invalid characters as hexadecimal codes, otherwise nothing is displayed.
</description>
</method>
<method name="_shaped_text_shape" qualifiers="virtual">
<return type="bool" />
<argument index="0" name="shaped" type="RID" />
<description>
Shapes buffer if it's not shaped. Returns [code]true[/code] if the string is shaped successfully.
[b]Note:[/b] It is not necessary to call this function manually, buffer will be shaped automatically as soon as any of its output data is requested.
</description>
</method>
<method name="_shaped_text_sort_logical" qualifiers="virtual">
<return type="void" />
<argument index="0" name="shaped" type="RID" />
<argument index="1" name="r_glyphs" type="void*" />
<description>
Copies text glyphs in the logical order, into preallocated array of the size returned by [method _shaped_text_get_glyph_count].
</description>
</method>
<method name="_shaped_text_substr" qualifiers="virtual const">
<return type="RID" />
<argument index="0" name="shaped" type="RID" />
<argument index="1" name="start" type="int" />
<argument index="2" name="length" type="int" />
<description>
Returns text buffer for the substring of the text in the [code]shaped[/code] text buffer (including inline objects).
</description>
</method>
<method name="_shaped_text_tab_align" qualifiers="virtual">
<return type="float" />
<argument index="0" name="shaped" type="RID" />
<argument index="1" name="tab_stops" type="PackedFloat32Array" />
<description>
Aligns shaped text to the given tab-stops.
</description>
</method>
<method name="_shaped_text_update_breaks" qualifiers="virtual">
<return type="bool" />
<argument index="0" name="shaped" type="RID" />
<description>
Updates line and word breaks.
</description>
</method>
<method name="_shaped_text_update_justification_ops" qualifiers="virtual">
<return type="bool" />
<argument index="0" name="shaped" type="RID" />
<description>
Updates justification opportunities (spaces, kashidas, etc.).
</description>
</method>
<method name="_tag_to_name" qualifiers="virtual const">
<return type="String" />
<argument index="0" name="tag" type="int" />
<description>
Converts OpenType tag to readable feature, variation, script or language name.
</description>
</method>
</methods>
</class>