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Merge pull request #46045 from bruvzg/text_server_bmp_create

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[TextServer] Restores bitmap font dynamic construction functions.
This commit is contained in:
Rémi Verschelde 2021-02-24 12:55:36 +01:00 committed by GitHub
commit a527c6856b
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GPG key ID: 4AEE18F83AFDEB23
20 changed files with 415 additions and 142 deletions
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52
doc/classes/FontData.xml
View file

@ -11,6 +11,45 @@
<tutorials>
</tutorials>
<methods>
<method name="bitmap_add_char">
<return type="void">
</return>
<argument index="0" name="char" type="int">
</argument>
<argument index="1" name="texture_idx" type="int">
</argument>
<argument index="2" name="rect" type="Rect2">
</argument>
<argument index="3" name="align" type="Vector2">
</argument>
<argument index="4" name="advance" type="float">
</argument>
<description>
Adds a character to the font, where [code]character[/code] is the Unicode value, [code]texture[/code] is the texture index, [code]rect[/code] is the region in the texture (in pixels!), [code]align[/code] is the (optional) alignment for the character and [code]advance[/code] is the (optional) advance.
</description>
</method>
<method name="bitmap_add_kerning_pair">
<return type="void">
</return>
<argument index="0" name="A" type="int">
</argument>
<argument index="1" name="B" type="int">
</argument>
<argument index="2" name="kerning" type="int">
</argument>
<description>
Adds a kerning pair to the bitmap font as a difference. Kerning pairs are special cases where a typeface advance is determined by the next character.
</description>
</method>
<method name="bitmap_add_texture">
<return type="void">
</return>
<argument index="0" name="texture" type="Texture">
</argument>
<description>
Adds a texture to the bitmap font.
</description>
</method>
<method name="draw_glyph" qualifiers="const">
<return type="Vector2">
</return>
@ -265,6 +304,19 @@
Note: For non-scalable fonts [code]base_size[/code] is ignored, use [method get_base_size] to check actual font size.
</description>
</method>
<method name="new_bitmap">
<return type="void">
</return>
<argument index="0" name="height" type="float">
</argument>
<argument index="1" name="ascent" type="float">
</argument>
<argument index="2" name="base_size" type="int">
</argument>
<description>
Creates new, empty bitmap font.
</description>
</method>
<method name="remove_language_support_override">
<return type="void">
</return>

58
doc/classes/TextServer.xml
View file

@ -9,6 +9,19 @@
<tutorials>
</tutorials>
<methods>
<method name="create_font_bitmap">
<return type="RID">
</return>
<argument index="0" name="height" type="float">
</argument>
<argument index="1" name="ascent" type="float">
</argument>
<argument index="2" name="base_size" type="int">
</argument>
<description>
Creates new, empty bitmap font. To free the resulting font, use [method free_rid] method.
</description>
</method>
<method name="create_font_memory">
<return type="RID">
</return>
@ -78,6 +91,51 @@
Draws box displaying character hexadecimal code. Used for replacing missing characters.
</description>
</method>
<method name="font_bitmap_add_char">
<return type="void">
</return>
<argument index="0" name="font" type="RID">
</argument>
<argument index="1" name="char" type="int">
</argument>
<argument index="2" name="texture_idx" type="int">
</argument>
<argument index="3" name="rect" type="Rect2">
</argument>
<argument index="4" name="align" type="Vector2">
</argument>
<argument index="5" name="advance" type="float">
</argument>
<description>
Adds a character to the font, where [code]character[/code] is the Unicode value, [code]texture[/code] is the texture index, [code]rect[/code] is the region in the texture (in pixels!), [code]align[/code] is the (optional) alignment for the character and [code]advance[/code] is the (optional) advance.
</description>
</method>
<method name="font_bitmap_add_kerning_pair">
<return type="void">
</return>
<argument index="0" name="font" type="RID">
</argument>
<argument index="1" name="A" type="int">
</argument>
<argument index="2" name="B" type="int">
</argument>
<argument index="3" name="kerning" type="int">
</argument>
<description>
Adds a kerning pair to the bitmap font as a difference. Kerning pairs are special cases where a typeface advance is determined by the next character.
</description>
</method>
<method name="font_bitmap_add_texture">
<return type="void">
</return>
<argument index="0" name="font" type="RID">
</argument>
<argument index="1" name="texture" type="Texture">
</argument>
<description>
Adds a texture to the bitmap font.
</description>
</method>
<method name="font_draw_glyph" qualifiers="const">
<return type="Vector2">
</return>

4
modules/gdnative/include/text/godot_text.h
View file

@ -74,6 +74,10 @@ typedef struct {
godot_rid (*create_font_system)(void *, const godot_string *, int);
godot_rid (*create_font_resource)(void *, const godot_string *, int);
godot_rid (*create_font_memory)(void *, const uint8_t *, size_t, godot_string *, int);
godot_rid (*create_font_bitmap)(void *, float, float, int);
void (*font_bitmap_add_texture)(void *, godot_rid *, const godot_object *);
void (*font_bitmap_add_char)(void *, godot_rid *, char32_t, int, const godot_rect2 *, const godot_vector2 *, float);
void (*font_bitmap_add_kerning_pair)(void *, godot_rid *, char32_t, char32_t, int);
float (*font_get_height)(void *, godot_rid *, int);
float (*font_get_ascent)(void *, godot_rid *, int);
float (*font_get_descent)(void *, godot_rid *, int);

22
modules/gdnative/text/text_server_gdnative.cpp
View file

@ -113,6 +113,28 @@ RID TextServerGDNative::create_font_memory(const uint8_t *p_data, size_t p_size,
return rid;
}
RID TextServerGDNative::create_font_bitmap(float p_height, float p_ascent, int p_base_size) {
ERR_FAIL_COND_V(interface == nullptr, RID());
godot_rid result = interface->create_font_bitmap(data, p_height, p_ascent, p_base_size);
RID rid = *(RID *)&result;
return rid;
}
void TextServerGDNative::font_bitmap_add_texture(RID p_font, const Ref<Texture> &p_texture) {
ERR_FAIL_COND(interface == nullptr);
interface->font_bitmap_add_texture(data, (godot_rid *)&p_font, (const godot_object *)p_texture.ptr());
}
void TextServerGDNative::font_bitmap_add_char(RID p_font, char32_t p_char, int p_texture_idx, const Rect2 &p_rect, const Size2 &p_align, float p_advance) {
ERR_FAIL_COND(interface == nullptr);
interface->font_bitmap_add_char(data, (godot_rid *)&p_font, p_char, p_texture_idx, (const godot_rect2 *)&p_rect, (const godot_vector2 *)&p_align, p_advance);
}
void TextServerGDNative::font_bitmap_add_kerning_pair(RID p_font, char32_t p_A, char32_t p_B, int p_kerning) {
ERR_FAIL_COND(interface == nullptr);
interface->font_bitmap_add_kerning_pair(data, (godot_rid *)&p_font, p_A, p_B, p_kerning);
}
float TextServerGDNative::font_get_height(RID p_font, int p_size) const {
ERR_FAIL_COND_V(interface == nullptr, 0.f);
return interface->font_get_height(data, (godot_rid *)&p_font, p_size);

5
modules/gdnative/text/text_server_gdnative.h
View file

@ -64,6 +64,11 @@ public:
virtual RID create_font_system(const String &p_name, int p_base_size = 16) override;
virtual RID create_font_resource(const String &p_filename, int p_base_size = 16) override;
virtual RID create_font_memory(const uint8_t *p_data, size_t p_size, const String &p_type, int p_base_size = 16) override;
virtual RID create_font_bitmap(float p_height, float p_ascent, int p_base_size = 16) override;
virtual void font_bitmap_add_texture(RID p_font, const Ref<Texture> &p_texture) override;
virtual void font_bitmap_add_char(RID p_font, char32_t p_char, int p_texture_idx, const Rect2 &p_rect, const Size2 &p_align, float p_advance) override;
virtual void font_bitmap_add_kerning_pair(RID p_font, char32_t p_A, char32_t p_B, int p_kerning) override;
virtual float font_get_height(RID p_font, int p_size) const override;
virtual float font_get_ascent(RID p_font, int p_size) const override;

94
modules/text_server_adv/bitmap_font_adv.cpp
View file

@ -367,63 +367,65 @@ Error BitmapFontDataAdvanced::load_from_file(const String &p_filename, int p_bas
return OK;
}
Error BitmapFontDataAdvanced::load_from_memory(const uint8_t *p_data, size_t p_size, int p_base_size) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND_V(p_data == nullptr, ERR_CANT_CREATE);
ERR_FAIL_COND_V(p_size != sizeof(TextServer::BitmapFontData), ERR_CANT_CREATE);
const TextServer::BitmapFontData *data = (const TextServer::BitmapFontData *)p_data;
if (RenderingServer::get_singleton() != nullptr) {
Ref<Image> image = memnew(Image(data->img));
Ref<ImageTexture> tex = memnew(ImageTexture);
tex->create_from_image(image);
textures.push_back(tex);
}
for (int i = 0; i < data->charcount; i++) {
const int *c = &data->char_rects[i * 8];
Character chr;
chr.rect.position.x = c[1];
chr.rect.position.y = c[2];
chr.rect.size.x = c[3];
chr.rect.size.y = c[4];
if (c[7] < 0) {
chr.advance.x = c[3];
} else {
chr.advance.x = c[7];
}
chr.align = Vector2(c[6], c[5]);
char_map[c[0]] = chr;
}
for (int i = 0; i < data->kerning_count; i++) {
KerningPairKey kpk;
kpk.A = data->kernings[i * 3 + 0];
kpk.B = data->kernings[i * 3 + 1];
if (data->kernings[i * 3 + 2] == 0 && kerning_map.has(kpk)) {
kerning_map.erase(kpk);
} else {
kerning_map[kpk] = data->kernings[i * 3 + 2];
}
}
height = data->height;
ascent = data->ascent;
Error BitmapFontDataAdvanced::bitmap_new(float p_height, float p_ascent, int p_base_size) {
height = p_height;
ascent = p_ascent;
base_size = p_base_size;
if (base_size == 0) {
base_size = height;
}
char_map.clear();
textures.clear();
kerning_map.clear();
for (Map<float, hb_font_t *>::Element *E = cache.front(); E; E = E->next()) {
hb_font_destroy(E->get());
}
cache.clear();
valid = true;
return OK;
}
void BitmapFontDataAdvanced::bitmap_add_texture(const Ref<Texture> &p_texture) {
ERR_FAIL_COND(!valid);
ERR_FAIL_COND_MSG(p_texture.is_null(), "It's not a reference to a valid Texture object.");
textures.push_back(p_texture);
}
void BitmapFontDataAdvanced::bitmap_add_char(char32_t p_char, int p_texture_idx, const Rect2 &p_rect, const Size2 &p_align, float p_advance) {
ERR_FAIL_COND(!valid);
Character chr;
chr.rect = p_rect;
chr.texture_idx = p_texture_idx;
if (p_advance < 0) {
chr.advance.x = chr.rect.size.x;
} else {
chr.advance.x = p_advance;
}
chr.align = p_align;
char_map[p_char] = chr;
}
void BitmapFontDataAdvanced::bitmap_add_kerning_pair(char32_t p_A, char32_t p_B, int p_kerning) {
ERR_FAIL_COND(!valid);
KerningPairKey kpk;
kpk.A = p_A;
kpk.B = p_B;
if (p_kerning == 0 && kerning_map.has(kpk)) {
kerning_map.erase(kpk);
} else {
kerning_map[kpk] = p_kerning;
}
}
float BitmapFontDataAdvanced::get_height(int p_size) const {
ERR_FAIL_COND_V(!valid, 0.f);
return height * (float(p_size) / float(base_size));

6
modules/text_server_adv/bitmap_font_adv.h
View file

@ -74,7 +74,11 @@ public:
virtual void clear_cache() override{};
virtual Error load_from_file(const String &p_filename, int p_base_size) override;
virtual Error load_from_memory(const uint8_t *p_data, size_t p_size, int p_base_size) override;
virtual Error bitmap_new(float p_height, float p_ascent, int p_base_size) override;
virtual void bitmap_add_texture(const Ref<Texture> &p_texture) override;
virtual void bitmap_add_char(char32_t p_char, int p_texture_idx, const Rect2 &p_rect, const Size2 &p_align, float p_advance) override;
virtual void bitmap_add_kerning_pair(char32_t p_A, char32_t p_B, int p_kerning) override;
virtual float get_height(int p_size) const override;
virtual float get_ascent(int p_size) const override;

9
modules/text_server_adv/font_adv.h
View file

@ -44,8 +44,13 @@ struct FontDataAdvanced {
virtual void clear_cache() = 0;
virtual Error load_from_file(const String &p_filename, int p_base_size) = 0;
virtual Error load_from_memory(const uint8_t *p_data, size_t p_size, int p_base_size) = 0;
virtual Error load_from_file(const String &p_filename, int p_base_size) { return ERR_CANT_CREATE; };
virtual Error load_from_memory(const uint8_t *p_data, size_t p_size, int p_base_size) { return ERR_CANT_CREATE; };
virtual Error bitmap_new(float p_height, float p_ascent, int p_base_size) { return ERR_CANT_CREATE; };
virtual void bitmap_add_texture(const Ref<Texture> &p_texture) { ERR_FAIL_MSG("Not supported."); };
virtual void bitmap_add_char(char32_t p_char, int p_texture_idx, const Rect2 &p_rect, const Size2 &p_align, float p_advance) { ERR_FAIL_MSG("Not supported."); };
virtual void bitmap_add_kerning_pair(char32_t p_A, char32_t p_B, int p_kerning) { ERR_FAIL_MSG("Not supported."); };
virtual float get_height(int p_size) const = 0;
virtual float get_ascent(int p_size) const = 0;

33
modules/text_server_adv/text_server_adv.cpp
View file

@ -570,6 +570,39 @@ RID TextServerAdvanced::create_font_memory(const uint8_t *p_data, size_t p_size,
return font_owner.make_rid(fd);
}
RID TextServerAdvanced::create_font_bitmap(float p_height, float p_ascent, int p_base_size) {
_THREAD_SAFE_METHOD_
FontDataAdvanced *fd = memnew(BitmapFontDataAdvanced);
Error err = fd->bitmap_new(p_height, p_ascent, p_base_size);
if (err != OK) {
memdelete(fd);
return RID();
}
return font_owner.make_rid(fd);
}
void TextServerAdvanced::font_bitmap_add_texture(RID p_font, const Ref<Texture> &p_texture) {
_THREAD_SAFE_METHOD_
FontDataAdvanced *fd = font_owner.getornull(p_font);
ERR_FAIL_COND(!fd);
fd->bitmap_add_texture(p_texture);
}
void TextServerAdvanced::font_bitmap_add_char(RID p_font, char32_t p_char, int p_texture_idx, const Rect2 &p_rect, const Size2 &p_align, float p_advance) {
_THREAD_SAFE_METHOD_
FontDataAdvanced *fd = font_owner.getornull(p_font);
ERR_FAIL_COND(!fd);
fd->bitmap_add_char(p_char, p_texture_idx, p_rect, p_align, p_advance);
}
void TextServerAdvanced::font_bitmap_add_kerning_pair(RID p_font, char32_t p_A, char32_t p_B, int p_kerning) {
_THREAD_SAFE_METHOD_
FontDataAdvanced *fd = font_owner.getornull(p_font);
ERR_FAIL_COND(!fd);
fd->bitmap_add_kerning_pair(p_A, p_B, p_kerning);
}
float TextServerAdvanced::font_get_height(RID p_font, int p_size) const {
_THREAD_SAFE_METHOD_
const FontDataAdvanced *fd = font_owner.getornull(p_font);

5
modules/text_server_adv/text_server_adv.h
View file

@ -126,6 +126,11 @@ public:
virtual RID create_font_system(const String &p_name, int p_base_size = 16) override;
virtual RID create_font_resource(const String &p_filename, int p_base_size = 16) override;
virtual RID create_font_memory(const uint8_t *p_data, size_t p_size, const String &p_type, int p_base_size = 16) override;
virtual RID create_font_bitmap(float p_height, float p_ascent, int p_base_size = 16) override;
virtual void font_bitmap_add_texture(RID p_font, const Ref<Texture> &p_texture) override;
virtual void font_bitmap_add_char(RID p_font, char32_t p_char, int p_texture_idx, const Rect2 &p_rect, const Size2 &p_align, float p_advance) override;
virtual void font_bitmap_add_kerning_pair(RID p_font, char32_t p_A, char32_t p_B, int p_kerning) override;
virtual float font_get_height(RID p_font, int p_size) const override;
virtual float font_get_ascent(RID p_font, int p_size) const override;

89
modules/text_server_fb/bitmap_font_fb.cpp
View file

@ -175,63 +175,60 @@ Error BitmapFontDataFallback::load_from_file(const String &p_filename, int p_bas
return OK;
}
Error BitmapFontDataFallback::load_from_memory(const uint8_t *p_data, size_t p_size, int p_base_size) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND_V(p_data == nullptr, ERR_CANT_CREATE);
ERR_FAIL_COND_V(p_size != sizeof(TextServer::BitmapFontData), ERR_CANT_CREATE);
const TextServer::BitmapFontData *data = (const TextServer::BitmapFontData *)p_data;
if (RenderingServer::get_singleton() != nullptr) {
Ref<Image> image = memnew(Image(data->img));
Ref<ImageTexture> tex = memnew(ImageTexture);
tex->create_from_image(image);
textures.push_back(tex);
}
for (int i = 0; i < data->charcount; i++) {
const int *c = &data->char_rects[i * 8];
Character chr;
chr.rect.position.x = c[1];
chr.rect.position.y = c[2];
chr.rect.size.x = c[3];
chr.rect.size.y = c[4];
if (c[7] < 0) {
chr.advance.x = c[3];
} else {
chr.advance.x = c[7];
}
chr.align = Vector2(c[6], c[5]);
char_map[c[0]] = chr;
}
for (int i = 0; i < data->kerning_count; i++) {
KerningPairKey kpk;
kpk.A = data->kernings[i * 3 + 0];
kpk.B = data->kernings[i * 3 + 1];
if (data->kernings[i * 3 + 2] == 0 && kerning_map.has(kpk)) {
kerning_map.erase(kpk);
} else {
kerning_map[kpk] = data->kernings[i * 3 + 2];
}
}
height = data->height;
ascent = data->ascent;
Error BitmapFontDataFallback::bitmap_new(float p_height, float p_ascent, int p_base_size) {
height = p_height;
ascent = p_ascent;
base_size = p_base_size;
if (base_size == 0) {
base_size = height;
}
char_map.clear();
textures.clear();
kerning_map.clear();
valid = true;
return OK;
}
void BitmapFontDataFallback::bitmap_add_texture(const Ref<Texture> &p_texture) {
ERR_FAIL_COND(!valid);
ERR_FAIL_COND_MSG(p_texture.is_null(), "It's not a reference to a valid Texture object.");
textures.push_back(p_texture);
}
void BitmapFontDataFallback::bitmap_add_char(char32_t p_char, int p_texture_idx, const Rect2 &p_rect, const Size2 &p_align, float p_advance) {
ERR_FAIL_COND(!valid);
Character chr;
chr.rect = p_rect;
chr.texture_idx = p_texture_idx;
if (p_advance < 0) {
chr.advance.x = chr.rect.size.x;
} else {
chr.advance.x = p_advance;
}
chr.align = p_align;
char_map[p_char] = chr;
}
void BitmapFontDataFallback::bitmap_add_kerning_pair(char32_t p_A, char32_t p_B, int p_kerning) {
ERR_FAIL_COND(!valid);
KerningPairKey kpk;
kpk.A = p_A;
kpk.B = p_B;
if (p_kerning == 0 && kerning_map.has(kpk)) {
kerning_map.erase(kpk);
} else {
kerning_map[kpk] = p_kerning;
}
}
float BitmapFontDataFallback::get_height(int p_size) const {
ERR_FAIL_COND_V(!valid, 0.f);
return height * (float(p_size) / float(base_size));

6
modules/text_server_fb/bitmap_font_fb.h
View file

@ -70,7 +70,11 @@ public:
virtual void clear_cache() override{};
virtual Error load_from_file(const String &p_filename, int p_base_size) override;
virtual Error load_from_memory(const uint8_t *p_data, size_t p_size, int p_base_size) override;
virtual Error bitmap_new(float p_height, float p_ascent, int p_base_size) override;
virtual void bitmap_add_texture(const Ref<Texture> &p_texture) override;
virtual void bitmap_add_char(char32_t p_char, int p_texture_idx, const Rect2 &p_rect, const Size2 &p_align, float p_advance) override;
virtual void bitmap_add_kerning_pair(char32_t p_A, char32_t p_B, int p_kerning) override;
virtual float get_height(int p_size) const override;
virtual float get_ascent(int p_size) const override;

9
modules/text_server_fb/font_fb.h
View file

@ -42,8 +42,13 @@ struct FontDataFallback {
virtual void clear_cache() = 0;
virtual Error load_from_file(const String &p_filename, int p_base_size) = 0;
virtual Error load_from_memory(const uint8_t *p_data, size_t p_size, int p_base_size) = 0;
virtual Error load_from_file(const String &p_filename, int p_base_size) { return ERR_CANT_CREATE; };
virtual Error load_from_memory(const uint8_t *p_data, size_t p_size, int p_base_size) { return ERR_CANT_CREATE; };
virtual Error bitmap_new(float p_height, float p_ascent, int p_base_size) { return ERR_CANT_CREATE; };
virtual void bitmap_add_texture(const Ref<Texture> &p_texture) { ERR_FAIL_MSG("Not supported."); };
virtual void bitmap_add_char(char32_t p_char, int p_texture_idx, const Rect2 &p_rect, const Size2 &p_align, float p_advance) { ERR_FAIL_MSG("Not supported."); };
virtual void bitmap_add_kerning_pair(char32_t p_A, char32_t p_B, int p_kerning) { ERR_FAIL_MSG("Not supported."); };
virtual float get_height(int p_size) const = 0;
virtual float get_ascent(int p_size) const = 0;

33
modules/text_server_fb/text_server_fb.cpp
View file

@ -148,6 +148,39 @@ RID TextServerFallback::create_font_memory(const uint8_t *p_data, size_t p_size,
return font_owner.make_rid(fd);
}
RID TextServerFallback::create_font_bitmap(float p_height, float p_ascent, int p_base_size) {
_THREAD_SAFE_METHOD_
FontDataFallback *fd = memnew(BitmapFontDataFallback);
Error err = fd->bitmap_new(p_height, p_ascent, p_base_size);
if (err != OK) {
memdelete(fd);
return RID();
}
return font_owner.make_rid(fd);
}
void TextServerFallback::font_bitmap_add_texture(RID p_font, const Ref<Texture> &p_texture) {
_THREAD_SAFE_METHOD_
FontDataFallback *fd = font_owner.getornull(p_font);
ERR_FAIL_COND(!fd);
fd->bitmap_add_texture(p_texture);
}
void TextServerFallback::font_bitmap_add_char(RID p_font, char32_t p_char, int p_texture_idx, const Rect2 &p_rect, const Size2 &p_align, float p_advance) {
_THREAD_SAFE_METHOD_
FontDataFallback *fd = font_owner.getornull(p_font);
ERR_FAIL_COND(!fd);
fd->bitmap_add_char(p_char, p_texture_idx, p_rect, p_align, p_advance);
}
void TextServerFallback::font_bitmap_add_kerning_pair(RID p_font, char32_t p_A, char32_t p_B, int p_kerning) {
_THREAD_SAFE_METHOD_
FontDataFallback *fd = font_owner.getornull(p_font);
ERR_FAIL_COND(!fd);
fd->bitmap_add_kerning_pair(p_A, p_B, p_kerning);
}
float TextServerFallback::font_get_height(RID p_font, int p_size) const {
_THREAD_SAFE_METHOD_
const FontDataFallback *fd = font_owner.getornull(p_font);

5
modules/text_server_fb/text_server_fb.h
View file

@ -81,6 +81,11 @@ public:
virtual RID create_font_system(const String &p_name, int p_base_size = 16) override;
virtual RID create_font_resource(const String &p_filename, int p_base_size = 16) override;
virtual RID create_font_memory(const uint8_t *p_data, size_t p_size, const String &p_type, int p_base_size = 16) override;
virtual RID create_font_bitmap(float p_height, float p_ascent, int p_base_size = 16) override;
virtual void font_bitmap_add_texture(RID p_font, const Ref<Texture> &p_texture) override;
virtual void font_bitmap_add_char(RID p_font, char32_t p_char, int p_texture_idx, const Rect2 &p_rect, const Size2 &p_align, float p_advance) override;
virtual void font_bitmap_add_kerning_pair(RID p_font, char32_t p_A, char32_t p_B, int p_kerning) override;
virtual float font_get_height(RID p_font, int p_size) const override;
virtual float font_get_ascent(RID p_font, int p_size) const override;

66
scene/resources/default_theme/default_theme.cpp
View file

@ -128,6 +128,38 @@ static Ref<Texture2D> flip_icon(Ref<Texture2D> p_texture, bool p_flip_y = false,
return texture;
}
static Ref<FontData> make_font(int p_height, int p_ascent, int p_charcount, const int *p_char_rects, int p_kerning_count, const int *p_kernings, int p_w, int p_h, const unsigned char *p_img) {
Ref<FontData> font(memnew(FontData));
font->new_bitmap(p_height, p_ascent, p_height);
Ref<Image> image = memnew(Image(p_img));
Ref<ImageTexture> tex = memnew(ImageTexture);
tex->create_from_image(image);
font->bitmap_add_texture(tex);
for (int i = 0; i < p_charcount; i++) {
const int *c = &p_char_rects[i * 8];
int chr = c[0];
Rect2 frect;
frect.position.x = c[1];
frect.position.y = c[2];
frect.size.x = c[3];
frect.size.y = c[4];
Point2 align(c[6], c[5]);
int advance = c[7];
font->bitmap_add_char(chr, 0, frect, align, advance);
}
for (int i = 0; i < p_kerning_count; i++) {
font->bitmap_add_kerning_pair(p_kernings[i * 3 + 0], p_kernings[i * 3 + 1], p_kernings[i * 3 + 2]);
}
return font;
}
static Ref<StyleBox> make_empty_stylebox(float p_margin_left = -1, float p_margin_top = -1, float p_margin_right = -1, float p_margin_bottom = -1) {
Ref<StyleBox> style(memnew(StyleBoxEmpty));
@ -989,41 +1021,11 @@ void make_default_theme(bool p_hidpi, Ref<Font> p_font) {
if (p_font.is_valid()) {
default_font = p_font;
} else if (p_hidpi) {
TextServer::BitmapFontData data;
data.height = _hidpi_font_height;
data.ascent = _hidpi_font_ascent;
data.charcount = _hidpi_font_charcount;
data.char_rects = &_hidpi_font_charrects[0][0];
data.kerning_count = _hidpi_font_kerning_pair_count;
data.kernings = &_hidpi_font_kerning_pairs[0][0];
data.w = _hidpi_font_img_width;
data.h = _hidpi_font_img_height;
data.img = _hidpi_font_img_data;
Ref<FontData> font_data;
font_data.instance();
font_data->load_memory((const uint8_t *)&data, sizeof(data), "fnt");
default_font_size = font_data->get_base_size();
Ref<FontData> font_data = make_font(_hidpi_font_height, _hidpi_font_ascent, _hidpi_font_charcount, &_hidpi_font_charrects[0][0], _hidpi_font_kerning_pair_count, &_hidpi_font_kerning_pairs[0][0], _hidpi_font_img_width, _hidpi_font_img_height, _hidpi_font_img_data);
default_font.instance();
default_font->add_data(font_data);
} else {
TextServer::BitmapFontData data;
data.height = _lodpi_font_height;
data.ascent = _lodpi_font_ascent;
data.charcount = _lodpi_font_charcount;
data.char_rects = &_lodpi_font_charrects[0][0];
data.kerning_count = _lodpi_font_kerning_pair_count;
data.kernings = &_lodpi_font_kerning_pairs[0][0];
data.w = _lodpi_font_img_width;
data.h = _lodpi_font_img_height;
data.img = _lodpi_font_img_data;
Ref<FontData> font_data;
font_data.instance();
font_data->load_memory((const uint8_t *)&data, sizeof(data), "fnt");
default_font_size = font_data->get_base_size();
Ref<FontData> font_data = make_font(_lodpi_font_height, _lodpi_font_ascent, _lodpi_font_charcount, &_lodpi_font_charrects[0][0], _lodpi_font_kerning_pair_count, &_lodpi_font_kerning_pairs[0][0], _lodpi_font_img_width, _lodpi_font_img_height, _lodpi_font_img_data);
default_font.instance();
default_font->add_data(font_data);
}

33
scene/resources/font.cpp
View file

@ -39,6 +39,11 @@
void FontData::_bind_methods() {
ClassDB::bind_method(D_METHOD("load_resource", "filename", "base_size"), &FontData::load_resource, DEFVAL(16));
ClassDB::bind_method(D_METHOD("load_memory", "data", "type", "base_size"), &FontData::_load_memory, DEFVAL(16));
ClassDB::bind_method(D_METHOD("new_bitmap", "height", "ascent", "base_size"), &FontData::new_bitmap);
ClassDB::bind_method(D_METHOD("bitmap_add_texture", "texture"), &FontData::bitmap_add_texture);
ClassDB::bind_method(D_METHOD("bitmap_add_char", "char", "texture_idx", "rect", "align", "advance"), &FontData::bitmap_add_char);
ClassDB::bind_method(D_METHOD("bitmap_add_kerning_pair", "A", "B", "kerning"), &FontData::bitmap_add_kerning_pair);
ClassDB::bind_method(D_METHOD("set_data_path", "path"), &FontData::set_data_path);
ClassDB::bind_method(D_METHOD("get_data_path"), &FontData::get_data_path);
@ -229,6 +234,34 @@ void FontData::load_memory(const uint8_t *p_data, size_t p_size, const String &p
emit_changed();
}
void FontData::new_bitmap(float p_height, float p_ascent, int p_base_size) {
if (rid != RID()) {
TS->free(rid);
}
rid = TS->create_font_bitmap(p_height, p_ascent, p_base_size);
path = TTR("(Bitmap: " + String::num_int64(rid.get_id(), 16, true) + ")");
base_size = TS->font_get_base_size(rid);
emit_changed();
}
void FontData::bitmap_add_texture(const Ref<Texture> &p_texture) {
if (rid != RID()) {
TS->font_bitmap_add_texture(rid, p_texture);
}
}
void FontData::bitmap_add_char(char32_t p_char, int p_texture_idx, const Rect2 &p_rect, const Size2 &p_align, float p_advance) {
if (rid != RID()) {
TS->font_bitmap_add_char(rid, p_char, p_texture_idx, p_rect, p_align, p_advance);
}
}
void FontData::bitmap_add_kerning_pair(char32_t p_A, char32_t p_B, int p_kerning) {
if (rid != RID()) {
TS->font_bitmap_add_kerning_pair(rid, p_A, p_B, p_kerning);
}
}
void FontData::set_data_path(const String &p_path) {
load_resource(p_path, base_size);
}

6
scene/resources/font.h
View file

@ -69,6 +69,12 @@ public:
void load_memory(const uint8_t *p_data, size_t p_size, const String &p_type, int p_base_size = 16);
void _load_memory(const PackedByteArray &p_data, const String &p_type, int p_base_size = 16);
void new_bitmap(float p_height, float p_ascent, int p_base_size = 16);
void bitmap_add_texture(const Ref<Texture> &p_texture);
void bitmap_add_char(char32_t p_char, int p_texture_idx, const Rect2 &p_rect, const Size2 &p_align, float p_advance);
void bitmap_add_kerning_pair(char32_t p_A, char32_t p_B, int p_kerning);
void set_data_path(const String &p_path);
String get_data_path() const;

5
servers/text_server.cpp
View file

@ -219,6 +219,11 @@ void TextServer::_bind_methods() {
ClassDB::bind_method(D_METHOD("create_font_system", "name", "base_size"), &TextServer::create_font_system, DEFVAL(16));
ClassDB::bind_method(D_METHOD("create_font_resource", "filename", "base_size"), &TextServer::create_font_resource, DEFVAL(16));
ClassDB::bind_method(D_METHOD("create_font_memory", "data", "type", "base_size"), &TextServer::_create_font_memory, DEFVAL(16));
ClassDB::bind_method(D_METHOD("create_font_bitmap", "height", "ascent", "base_size"), &TextServer::create_font_bitmap);
ClassDB::bind_method(D_METHOD("font_bitmap_add_texture", "font", "texture"), &TextServer::font_bitmap_add_texture);
ClassDB::bind_method(D_METHOD("font_bitmap_add_char", "font", "char", "texture_idx", "rect", "align", "advance"), &TextServer::font_bitmap_add_char);
ClassDB::bind_method(D_METHOD("font_bitmap_add_kerning_pair", "font", "A", "B", "kerning"), &TextServer::font_bitmap_add_kerning_pair);
ClassDB::bind_method(D_METHOD("font_get_height", "font", "size"), &TextServer::font_get_height);
ClassDB::bind_method(D_METHOD("font_get_ascent", "font", "size"), &TextServer::font_get_ascent);

17
servers/text_server.h
View file

@ -192,18 +192,6 @@ public:
Vector<TextServer::Glyph> glyphs_logical;
};
struct BitmapFontData {
int height = 0;
int ascent = 0;
int charcount = 0;
const int *char_rects = nullptr;
int kerning_count = 0;
const int *kernings = nullptr;
int w = 0;
int h = 0;
const unsigned char *img = nullptr;
};
protected:
static void _bind_methods();
@ -236,6 +224,11 @@ public:
virtual RID create_font_system(const String &p_name, int p_base_size = 16) = 0;
virtual RID create_font_resource(const String &p_filename, int p_base_size = 16) = 0;
virtual RID create_font_memory(const uint8_t *p_data, size_t p_size, const String &p_type, int p_base_size = 16) = 0;
virtual RID create_font_bitmap(float p_height, float p_ascent, int p_base_size = 16) = 0;
virtual void font_bitmap_add_texture(RID p_font, const Ref<Texture> &p_texture) = 0;
virtual void font_bitmap_add_char(RID p_font, char32_t p_char, int p_texture_idx, const Rect2 &p_rect, const Size2 &p_align, float p_advance) = 0;
virtual void font_bitmap_add_kerning_pair(RID p_font, char32_t p_A, char32_t p_B, int p_kerning) = 0;
virtual float font_get_height(RID p_font, int p_size) const = 0;
virtual float font_get_ascent(RID p_font, int p_size) const = 0;