Implement TextServer GDExtension interface, remove TextServer GDNative interface.

This commit is contained in:
bruvzg 2021-08-28 00:19:51 +03:00
parent 06c1b40b84
commit 0c0b5c84b0
58 changed files with 4388 additions and 3388 deletions

View file

@ -34,13 +34,17 @@
#include "core/object/ref_counted.h"
#include "core/os/os.h"
#include "core/templates/rid.h"
#include "core/variant/native_ptr.h"
#include "core/variant/variant.h"
#include "scene/resources/texture.h"
class CanvasTexture;
class TextServer : public Object {
GDCLASS(TextServer, Object);
struct Glyph;
struct CaretInfo;
class TextServer : public RefCounted {
GDCLASS(TextServer, RefCounted);
public:
enum Direction {
@ -63,12 +67,12 @@ public:
JUSTIFICATION_CONSTRAIN_ELLIPSIS = 1 << 4,
};
enum LineBreakFlag {
enum LineBreakFlag { // LineBreakFlag can be passed in the same value as the JustificationFlag, do not use the same values.
BREAK_NONE = 0,
BREAK_MANDATORY = 1 << 4,
BREAK_WORD_BOUND = 1 << 5,
BREAK_GRAPHEME_BOUND = 1 << 6,
BREAK_WORD_BOUND_ADAPTIVE = 1 << 5 | 1 << 7,
BREAK_MANDATORY = 1 << 5,
BREAK_WORD_BOUND = 1 << 6,
BREAK_GRAPHEME_BOUND = 1 << 7,
BREAK_WORD_BOUND_ADAPTIVE = 1 << 6 | 1 << 8,
};
enum TextOverrunFlag {
@ -124,50 +128,11 @@ public:
SPACING_BOTTOM,
};
struct Glyph {
int start = -1; // Start offset in the source string.
int end = -1; // End offset in the source string.
uint8_t count = 0; // Number of glyphs in the grapheme, set in the first glyph only.
uint8_t repeat = 1; // Draw multiple times in the row.
uint16_t flags = 0; // Grapheme flags (valid, rtl, virtual), set in the first glyph only.
real_t x_off = 0.f; // Offset from the origin of the glyph on baseline.
real_t y_off = 0.f;
real_t advance = 0.f; // Advance to the next glyph along baseline(x for horizontal layout, y for vertical).
RID font_rid; // Font resource.
int font_size = 0; // Font size;
int32_t index = 0; // Glyph index (font specific) or UTF-32 codepoint (for the invalid glyphs).
bool operator==(const Glyph &p_a) const;
bool operator!=(const Glyph &p_a) const;
bool operator<(const Glyph &p_a) const;
bool operator>(const Glyph &p_a) const;
};
struct GlyphCompare { // For line breaking reordering.
_FORCE_INLINE_ bool operator()(const Glyph &l, const Glyph &r) const {
if (l.start == r.start) {
if (l.count == r.count) {
if ((l.flags & GRAPHEME_IS_VIRTUAL) == GRAPHEME_IS_VIRTUAL) {
return false;
} else {
return true;
}
}
return l.count > r.count; // Sort first glyph with count & flags, order of the rest are irrelevant.
} else {
return l.start < r.start;
}
}
};
protected:
struct TrimData {
int trim_pos = -1;
int ellipsis_pos = -1;
Vector<TextServer::Glyph> ellipsis_glyph_buf;
Vector<Glyph> ellipsis_glyph_buf;
};
struct ShapedTextData {
@ -215,22 +180,21 @@ public:
bool preserve_invalid = true; // Draw hex code box instead of missing characters.
bool preserve_control = false; // Draw control characters.
real_t ascent = 0.f; // Ascent for horizontal layout, 1/2 of width for vertical.
real_t descent = 0.f; // Descent for horizontal layout, 1/2 of width for vertical.
real_t width = 0.f; // Width for horizontal layout, height for vertical.
real_t width_trimmed = 0.f;
float ascent = 0.f; // Ascent for horizontal layout, 1/2 of width for vertical.
float descent = 0.f; // Descent for horizontal layout, 1/2 of width for vertical.
float width = 0.f; // Width for horizontal layout, height for vertical.
float width_trimmed = 0.f;
real_t upos = 0.f;
real_t uthk = 0.f;
float upos = 0.f;
float uthk = 0.f;
TrimData overrun_trim_data;
bool fit_width_minimum_reached = false;
Vector<TextServer::Glyph> glyphs;
Vector<TextServer::Glyph> glyphs_logical;
Vector<Glyph> glyphs;
Vector<Glyph> glyphs_logical;
};
protected:
static void _bind_methods();
static Vector3 hex_code_box_font_size[2];
@ -240,20 +204,19 @@ public:
static void initialize_hex_code_box_fonts();
static void finish_hex_code_box_fonts();
virtual bool has_feature(Feature p_feature) = 0;
virtual bool has_feature(Feature p_feature) const = 0;
virtual String get_name() const = 0;
virtual uint32_t get_features() const = 0;
virtual void free(RID p_rid) = 0;
virtual bool has(RID p_rid) = 0;
virtual bool load_support_data(const String &p_filename) = 0;
#ifdef TOOLS_ENABLED
virtual String get_support_data_filename() = 0;
virtual String get_support_data_info() = 0;
virtual bool save_support_data(const String &p_filename) = 0;
#endif
virtual String get_support_data_filename() const = 0;
virtual String get_support_data_info() const = 0;
virtual bool save_support_data(const String &p_filename) const = 0;
virtual bool is_locale_right_to_left(const String &p_locale) = 0;
virtual bool is_locale_right_to_left(const String &p_locale) const = 0;
virtual int32_t name_to_tag(const String &p_name) const { return 0; };
virtual String tag_to_name(int32_t p_tag) const { return ""; };
@ -282,33 +245,33 @@ public:
virtual void font_set_force_autohinter(RID p_font_rid, bool p_force_autohinter) = 0;
virtual bool font_is_force_autohinter(RID p_font_rid) const = 0;
virtual void font_set_hinting(RID p_font_rid, TextServer::Hinting p_hinting) = 0;
virtual TextServer::Hinting font_get_hinting(RID p_font_rid) const = 0;
virtual void font_set_hinting(RID p_font_rid, Hinting p_hinting) = 0;
virtual Hinting font_get_hinting(RID p_font_rid) const = 0;
virtual void font_set_variation_coordinates(RID p_font_rid, const Dictionary &p_variation_coordinates) = 0;
virtual Dictionary font_get_variation_coordinates(RID p_font_rid) const = 0;
virtual void font_set_oversampling(RID p_font_rid, real_t p_oversampling) = 0;
virtual real_t font_get_oversampling(RID p_font_rid) const = 0;
virtual void font_set_oversampling(RID p_font_rid, float p_oversampling) = 0;
virtual float font_get_oversampling(RID p_font_rid) const = 0;
virtual Array font_get_size_cache_list(RID p_font_rid) const = 0;
virtual void font_clear_size_cache(RID p_font_rid) = 0;
virtual void font_remove_size_cache(RID p_font_rid, const Vector2i &p_size) = 0;
virtual void font_set_ascent(RID p_font_rid, int p_size, real_t p_ascent) = 0;
virtual real_t font_get_ascent(RID p_font_rid, int p_size) const = 0;
virtual void font_set_ascent(RID p_font_rid, int p_size, float p_ascent) = 0;
virtual float font_get_ascent(RID p_font_rid, int p_size) const = 0;
virtual void font_set_descent(RID p_font_rid, int p_size, real_t p_descent) = 0;
virtual real_t font_get_descent(RID p_font_rid, int p_size) const = 0;
virtual void font_set_descent(RID p_font_rid, int p_size, float p_descent) = 0;
virtual float font_get_descent(RID p_font_rid, int p_size) const = 0;
virtual void font_set_underline_position(RID p_font_rid, int p_size, real_t p_underline_position) = 0;
virtual real_t font_get_underline_position(RID p_font_rid, int p_size) const = 0;
virtual void font_set_underline_position(RID p_font_rid, int p_size, float p_underline_position) = 0;
virtual float font_get_underline_position(RID p_font_rid, int p_size) const = 0;
virtual void font_set_underline_thickness(RID p_font_rid, int p_size, real_t p_underline_thickness) = 0;
virtual real_t font_get_underline_thickness(RID p_font_rid, int p_size) const = 0;
virtual void font_set_underline_thickness(RID p_font_rid, int p_size, float p_underline_thickness) = 0;
virtual float font_get_underline_thickness(RID p_font_rid, int p_size) const = 0;
virtual void font_set_scale(RID p_font_rid, int p_size, real_t p_scale) = 0;
virtual real_t font_get_scale(RID p_font_rid, int p_size) const = 0;
virtual void font_set_scale(RID p_font_rid, int p_size, float p_scale) = 0;
virtual float font_get_scale(RID p_font_rid, int p_size) const = 0;
virtual void font_set_spacing(RID p_font_rid, int p_size, SpacingType p_spacing, int p_value) = 0;
virtual int font_get_spacing(RID p_font_rid, int p_size, SpacingType p_spacing) const = 0;
@ -342,7 +305,7 @@ public:
virtual int font_get_glyph_texture_idx(RID p_font_rid, const Vector2i &p_size, int32_t p_glyph) const = 0;
virtual void font_set_glyph_texture_idx(RID p_font_rid, const Vector2i &p_size, int32_t p_glyph, int p_texture_idx) = 0;
virtual bool font_get_glyph_contours(RID p_font, int p_size, int32_t p_index, Vector<Vector3> &r_points, Vector<int32_t> &r_contours, bool &r_orientation) const = 0;
virtual Dictionary font_get_glyph_contours(RID p_font, int p_size, int32_t p_index) const = 0;
virtual Array font_get_kerning_list(RID p_font_rid, int p_size) const = 0;
virtual void font_clear_kerning_map(RID p_font_rid, int p_size) = 0;
@ -377,11 +340,11 @@ public:
virtual Dictionary font_supported_feature_list(RID p_font_rid) const = 0;
virtual Dictionary font_supported_variation_list(RID p_font_rid) const = 0;
virtual real_t font_get_global_oversampling() const = 0;
virtual void font_set_global_oversampling(real_t p_oversampling) = 0;
virtual float font_get_global_oversampling() const = 0;
virtual void font_set_global_oversampling(float p_oversampling) = 0;
Vector2 get_hex_code_box_size(int p_size, char32_t p_index) const;
void draw_hex_code_box(RID p_canvas, int p_size, const Vector2 &p_pos, char32_t p_index, const Color &p_color) const;
virtual Vector2 get_hex_code_box_size(int p_size, char32_t p_index) const;
virtual void draw_hex_code_box(RID p_canvas, int p_size, const Vector2 &p_pos, char32_t p_index, const Color &p_color) const;
/* Shaped text buffer interface */
@ -392,7 +355,7 @@ public:
virtual void shaped_text_set_direction(RID p_shaped, Direction p_direction = DIRECTION_AUTO) = 0;
virtual Direction shaped_text_get_direction(RID p_shaped) const = 0;
virtual void shaped_text_set_bidi_override(RID p_shaped, const Vector<Vector2i> &p_override) = 0;
virtual void shaped_text_set_bidi_override(RID p_shaped, const Array &p_override) = 0;
virtual void shaped_text_set_orientation(RID p_shaped, Orientation p_orientation = ORIENTATION_HORIZONTAL) = 0;
virtual Orientation shaped_text_get_orientation(RID p_shaped) const = 0;
@ -410,8 +373,8 @@ public:
virtual RID shaped_text_substr(RID p_shaped, int p_start, int p_length) const = 0; // Copy shaped substring (e.g. line break) without reshaping, but correctly reordered, preservers range.
virtual RID shaped_text_get_parent(RID p_shaped) const = 0;
virtual real_t shaped_text_fit_to_width(RID p_shaped, real_t p_width, uint8_t /*JustificationFlag*/ p_jst_flags = JUSTIFICATION_WORD_BOUND | JUSTIFICATION_KASHIDA) = 0;
virtual real_t shaped_text_tab_align(RID p_shaped, const Vector<real_t> &p_tab_stops) = 0;
virtual float shaped_text_fit_to_width(RID p_shaped, float p_width, uint16_t /*JustificationFlag*/ p_jst_flags = JUSTIFICATION_WORD_BOUND | JUSTIFICATION_KASHIDA) = 0;
virtual float shaped_text_tab_align(RID p_shaped, const PackedFloat32Array &p_tab_stops) = 0;
virtual bool shaped_text_shape(RID p_shaped) = 0;
virtual bool shaped_text_update_breaks(RID p_shaped) = 0;
@ -419,119 +382,142 @@ public:
virtual bool shaped_text_is_ready(RID p_shaped) const = 0;
virtual Vector<Glyph> shaped_text_get_glyphs(RID p_shaped) const = 0;
virtual const Glyph *shaped_text_get_glyphs(RID p_shaped) const = 0;
Array _shaped_text_get_glyphs_wrapper(RID p_shaped) const;
virtual const Glyph *shaped_text_sort_logical(RID p_shaped) = 0;
Array _shaped_text_sort_logical_wrapper(RID p_shaped);
virtual int shaped_text_get_glyph_count(RID p_shaped) const = 0;
virtual Vector2i shaped_text_get_range(RID p_shaped) const = 0;
virtual Vector<Glyph> shaped_text_sort_logical(RID p_shaped) = 0;
virtual PackedInt32Array shaped_text_get_line_breaks_adv(RID p_shaped, const PackedFloat32Array &p_width, int p_start = 0, bool p_once = true, uint16_t /*TextBreakFlag*/ p_break_flags = BREAK_MANDATORY | BREAK_WORD_BOUND) const;
virtual PackedInt32Array shaped_text_get_line_breaks(RID p_shaped, float p_width, int p_start = 0, uint16_t /*TextBreakFlag*/ p_break_flags = BREAK_MANDATORY | BREAK_WORD_BOUND) const;
virtual PackedInt32Array shaped_text_get_word_breaks(RID p_shaped, int p_grapheme_flags = GRAPHEME_IS_SPACE | GRAPHEME_IS_PUNCTUATION) const;
virtual Vector<Vector2i> shaped_text_get_line_breaks_adv(RID p_shaped, const Vector<real_t> &p_width, int p_start = 0, bool p_once = true, uint8_t /*TextBreakFlag*/ p_break_flags = BREAK_MANDATORY | BREAK_WORD_BOUND) const;
virtual Vector<Vector2i> shaped_text_get_line_breaks(RID p_shaped, real_t p_width, int p_start = 0, uint8_t /*TextBreakFlag*/ p_break_flags = BREAK_MANDATORY | BREAK_WORD_BOUND) const;
virtual Vector<Vector2i> shaped_text_get_word_breaks(RID p_shaped, int p_grapheme_flags = GRAPHEME_IS_SPACE | GRAPHEME_IS_PUNCTUATION) const;
virtual int shaped_text_get_trim_pos(RID p_shaped) const = 0;
virtual int shaped_text_get_ellipsis_pos(RID p_shaped) const = 0;
virtual const Glyph *shaped_text_get_ellipsis_glyphs(RID p_shaped) const = 0;
Array _shaped_text_get_ellipsis_glyphs_wrapper(RID p_shaped) const;
virtual int shaped_text_get_ellipsis_glyph_count(RID p_shaped) const = 0;
virtual void shaped_text_overrun_trim_to_width(RID p_shaped, float p_width, uint16_t p_trim_flags) = 0;
virtual TrimData shaped_text_get_trim_data(RID p_shaped) const;
virtual void shaped_text_overrun_trim_to_width(RID p_shaped, real_t p_width, uint8_t p_trim_flags) = 0;
virtual Array shaped_text_get_objects(RID p_shaped) const = 0;
virtual Rect2 shaped_text_get_object_rect(RID p_shaped, Variant p_key) const = 0;
virtual Size2 shaped_text_get_size(RID p_shaped) const = 0;
virtual real_t shaped_text_get_ascent(RID p_shaped) const = 0;
virtual real_t shaped_text_get_descent(RID p_shaped) const = 0;
virtual real_t shaped_text_get_width(RID p_shaped) const = 0;
virtual real_t shaped_text_get_underline_position(RID p_shaped) const = 0;
virtual real_t shaped_text_get_underline_thickness(RID p_shaped) const = 0;
virtual float shaped_text_get_ascent(RID p_shaped) const = 0;
virtual float shaped_text_get_descent(RID p_shaped) const = 0;
virtual float shaped_text_get_width(RID p_shaped) const = 0;
virtual float shaped_text_get_underline_position(RID p_shaped) const = 0;
virtual float shaped_text_get_underline_thickness(RID p_shaped) const = 0;
virtual Direction shaped_text_get_dominant_direciton_in_range(RID p_shaped, int p_start, int p_end) const;
virtual Direction shaped_text_get_dominant_direction_in_range(RID p_shaped, int p_start, int p_end) const;
virtual CaretInfo shaped_text_get_carets(RID p_shaped, int p_position) const;
Dictionary _shaped_text_get_carets_wrapper(RID p_shaped, int p_position) const;
virtual void shaped_text_get_carets(RID p_shaped, int p_position, Rect2 &p_leading_caret, Direction &p_leading_dir, Rect2 &p_trailing_caret, Direction &p_trailing_dir) const;
virtual Vector<Vector2> shaped_text_get_selection(RID p_shaped, int p_start, int p_end) const;
virtual int shaped_text_hit_test_grapheme(RID p_shaped, real_t p_coords) const; // Return grapheme index.
virtual int shaped_text_hit_test_position(RID p_shaped, real_t p_coords) const; // Return caret/selection position.
virtual int shaped_text_hit_test_grapheme(RID p_shaped, float p_coords) const; // Return grapheme index.
virtual int shaped_text_hit_test_position(RID p_shaped, float p_coords) const; // Return caret/selection position.
virtual int shaped_text_next_grapheme_pos(RID p_shaped, int p_pos);
virtual int shaped_text_prev_grapheme_pos(RID p_shaped, int p_pos);
virtual int shaped_text_next_grapheme_pos(RID p_shaped, int p_pos) const;
virtual int shaped_text_prev_grapheme_pos(RID p_shaped, int p_pos) const;
// The pen position is always placed on the baseline and moveing left to right.
virtual void shaped_text_draw(RID p_shaped, RID p_canvas, const Vector2 &p_pos, real_t p_clip_l = -1.f, real_t p_clip_r = -1.f, const Color &p_color = Color(1, 1, 1)) const;
virtual void shaped_text_draw_outline(RID p_shaped, RID p_canvas, const Vector2 &p_pos, real_t p_clip_l = -1.f, real_t p_clip_r = -1.f, int p_outline_size = 1, const Color &p_color = Color(1, 1, 1)) const;
virtual void shaped_text_draw(RID p_shaped, RID p_canvas, const Vector2 &p_pos, float p_clip_l = -1.f, float p_clip_r = -1.f, const Color &p_color = Color(1, 1, 1)) const;
virtual void shaped_text_draw_outline(RID p_shaped, RID p_canvas, const Vector2 &p_pos, float p_clip_l = -1.f, float p_clip_r = -1.f, int p_outline_size = 1, const Color &p_color = Color(1, 1, 1)) const;
// Number conversion.
virtual String format_number(const String &p_string, const String &p_language = "") const { return p_string; };
virtual String parse_number(const String &p_string, const String &p_language = "") const { return p_string; };
virtual String percent_sign(const String &p_language = "") const { return "%"; };
/* GDScript wrappers */
RID _create_font_memory(const PackedByteArray &p_data, int p_base_size = 16);
Dictionary _font_get_glyph_contours(RID p_font, int p_size, int32_t p_index) const;
Array _shaped_text_get_glyphs(RID p_shaped) const;
Dictionary _shaped_text_get_carets(RID p_shaped, int p_position) const;
void _shaped_text_set_bidi_override(RID p_shaped, const Array &p_override);
Array _shaped_text_get_line_breaks_adv(RID p_shaped, const PackedFloat32Array &p_width, int p_start, bool p_once, uint8_t p_break_flags) const;
Array _shaped_text_get_line_breaks(RID p_shaped, real_t p_width, int p_start, uint8_t p_break_flags) const;
Array _shaped_text_get_word_breaks(RID p_shaped) const;
Array _shaped_text_get_selection(RID p_shaped, int p_start, int p_end) const;
TextServer();
~TextServer();
};
/*************************************************************************/
struct Glyph {
int start = -1; // Start offset in the source string.
int end = -1; // End offset in the source string.
uint8_t count = 0; // Number of glyphs in the grapheme, set in the first glyph only.
uint8_t repeat = 1; // Draw multiple times in the row.
uint16_t flags = 0; // Grapheme flags (valid, rtl, virtual), set in the first glyph only.
float x_off = 0.f; // Offset from the origin of the glyph on baseline.
float y_off = 0.f;
float advance = 0.f; // Advance to the next glyph along baseline(x for horizontal layout, y for vertical).
RID font_rid; // Font resource.
int font_size = 0; // Font size;
int32_t index = 0; // Glyph index (font specific) or UTF-32 codepoint (for the invalid glyphs).
bool operator==(const Glyph &p_a) const;
bool operator!=(const Glyph &p_a) const;
bool operator<(const Glyph &p_a) const;
bool operator>(const Glyph &p_a) const;
};
struct CaretInfo {
Rect2 l_caret;
Rect2 t_caret;
TextServer::Direction l_dir;
TextServer::Direction t_dir;
};
struct GlyphCompare { // For line breaking reordering.
_FORCE_INLINE_ bool operator()(const Glyph &l, const Glyph &r) const {
if (l.start == r.start) {
if (l.count == r.count) {
if ((l.flags & TextServer::GRAPHEME_IS_VIRTUAL) == TextServer::GRAPHEME_IS_VIRTUAL) {
return false;
} else {
return true;
}
}
return l.count > r.count; // Sort first glyph with count & flags, order of the rest are irrelevant.
} else {
return l.start < r.start;
}
}
};
/*************************************************************************/
class TextServerManager : public Object {
GDCLASS(TextServerManager, Object);
public:
typedef TextServer *(*CreateFunction)(Error &r_error, void *p_user_data);
protected:
static void _bind_methods();
private:
static TextServerManager *singleton;
static TextServer *server;
enum {
MAX_SERVERS = 64
};
struct TextServerCreate {
String name;
CreateFunction create_function = nullptr;
uint32_t features = 0;
TextServer *instance = nullptr;
void *user_data = nullptr;
};
static TextServerCreate server_create_functions[MAX_SERVERS];
static int server_create_count;
Ref<TextServer> primary_interface;
Vector<Ref<TextServer>> interfaces;
public:
_FORCE_INLINE_ static TextServerManager *get_singleton() {
return singleton;
}
static void register_create_function(const String &p_name, uint32_t p_features, CreateFunction p_function, void *p_user_data);
static int get_interface_count();
static String get_interface_name(int p_index);
static uint32_t get_interface_features(int p_index);
static TextServer *initialize(int p_index, Error &r_error);
static TextServer *get_primary_interface();
void add_interface(const Ref<TextServer> &p_interface);
void remove_interface(const Ref<TextServer> &p_interface);
int get_interface_count() const;
Ref<TextServer> get_interface(int p_index) const;
Ref<TextServer> find_interface(const String &p_name) const;
Array get_interfaces() const;
/* GDScript wrappers */
int _get_interface_count() const;
String _get_interface_name(int p_index) const;
uint32_t _get_interface_features(int p_index) const;
TextServer *_get_interface(int p_index) const;
Array _get_interfaces() const;
TextServer *_find_interface(const String &p_name) const;
bool _set_primary_interface(int p_index);
TextServer *_get_primary_interface() const;
_FORCE_INLINE_ Ref<TextServer> get_primary_interface() const {
return primary_interface;
}
Ref<TextServer> _get_primary_interface() const;
void set_primary_interface(const Ref<TextServer> &p_primary_interface);
TextServerManager();
~TextServerManager();
@ -539,7 +525,7 @@ public:
/*************************************************************************/
#define TS TextServerManager::get_primary_interface()
#define TS TextServerManager::get_singleton()->get_primary_interface()
VARIANT_ENUM_CAST(TextServer::Direction);
VARIANT_ENUM_CAST(TextServer::Orientation);
@ -552,4 +538,8 @@ VARIANT_ENUM_CAST(TextServer::Feature);
VARIANT_ENUM_CAST(TextServer::ContourPointTag);
VARIANT_ENUM_CAST(TextServer::SpacingType);
GDVIRTUAL_NATIVE_PTR(Glyph);
GDVIRTUAL_NATIVE_PTR(Glyph *);
GDVIRTUAL_NATIVE_PTR(CaretInfo);
#endif // TEXT_SERVER_H