Update to 14.0-beta1
This commit is contained in:
@@ -15,6 +15,7 @@
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#include "../core/math_func.hpp"
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#include "../zoom_func.h"
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#include "../fileio_func.h"
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#include "../error_func.h"
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#include "truetypefontcache.h"
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#include "../table/control_codes.h"
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@@ -33,16 +34,17 @@ private:
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FT_Face face; ///< The font face associated with this font.
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void SetFontSize(FontSize fs, FT_Face face, int pixels);
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const void *InternalGetFontTable(uint32 tag, size_t &length) override;
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const void *InternalGetFontTable(uint32_t tag, size_t &length) override;
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const Sprite *InternalGetGlyph(GlyphID key, bool aa) override;
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public:
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FreeTypeFontCache(FontSize fs, FT_Face face, int pixels);
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~FreeTypeFontCache();
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void ClearFontCache() override;
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GlyphID MapCharToGlyph(WChar key) override;
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GlyphID MapCharToGlyph(char32_t key, bool allow_fallback = true) override;
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std::string GetFontName() override { return fmt::format("{}, {}", face->family_name, face->style_name); }
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bool IsBuiltInFont() override { return false; }
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const void *GetOSHandle() override { return &face; }
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};
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FT_Library _library = nullptr;
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@@ -61,7 +63,7 @@ FreeTypeFontCache::FreeTypeFontCache(FontSize fs, FT_Face face, int pixels) : Tr
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this->SetFontSize(fs, face, pixels);
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}
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void FreeTypeFontCache::SetFontSize(FontSize fs, FT_Face face, int pixels)
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void FreeTypeFontCache::SetFontSize(FontSize, FT_Face, int pixels)
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{
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if (pixels == 0) {
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/* Try to determine a good height based on the minimal height recommended by the font. */
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@@ -113,6 +115,42 @@ void FreeTypeFontCache::SetFontSize(FontSize fs, FT_Face face, int pixels)
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}
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}
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static FT_Error LoadFont(FontSize fs, FT_Face face, const char *font_name, uint size)
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{
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Debug(fontcache, 2, "Requested '{}', using '{} {}'", font_name, face->family_name, face->style_name);
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/* Attempt to select the unicode character map */
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FT_Error error = FT_Select_Charmap(face, ft_encoding_unicode);
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if (error == FT_Err_Ok) goto found_face; // Success
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if (error == FT_Err_Invalid_CharMap_Handle) {
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/* Try to pick a different character map instead. We default to
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* the first map, but platform_id 0 encoding_id 0 should also
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* be unicode (strange system...) */
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FT_CharMap found = face->charmaps[0];
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int i;
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for (i = 0; i < face->num_charmaps; i++) {
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FT_CharMap charmap = face->charmaps[i];
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if (charmap->platform_id == 0 && charmap->encoding_id == 0) {
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found = charmap;
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}
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}
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if (found != nullptr) {
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error = FT_Set_Charmap(face, found);
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if (error == FT_Err_Ok) goto found_face;
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}
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}
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FT_Done_Face(face);
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return error;
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found_face:
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new FreeTypeFontCache(fs, face, size);
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return FT_Err_Ok;
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}
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/**
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* Loads the freetype font.
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* First type to load the fontname as if it were a path. If that fails,
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@@ -128,7 +166,7 @@ void LoadFreeTypeFont(FontSize fs)
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if (_library == nullptr) {
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if (FT_Init_FreeType(&_library) != FT_Err_Ok) {
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ShowInfoF("Unable to initialize FreeType, using sprite fonts instead");
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ShowInfo("Unable to initialize FreeType, using sprite fonts instead");
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return;
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}
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@@ -139,21 +177,15 @@ void LoadFreeTypeFont(FontSize fs)
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FT_Face face = nullptr;
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/* If font is an absolute path to a ttf, try loading that first. */
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FT_Error error = FT_New_Face(_library, font_name, 0, &face);
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#if defined(WITH_COCOA)
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extern void MacOSRegisterExternalFont(const char *file_path);
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if (error == FT_Err_Ok) MacOSRegisterExternalFont(font_name);
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#endif
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int32_t index = 0;
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if (settings->os_handle != nullptr) index = *static_cast<const int32_t *>(settings->os_handle);
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FT_Error error = FT_New_Face(_library, font_name, index, &face);
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if (error != FT_Err_Ok) {
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/* Check if font is a relative filename in one of our search-paths. */
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std::string full_font = FioFindFullPath(BASE_DIR, font_name);
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if (!full_font.empty()) {
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error = FT_New_Face(_library, full_font.c_str(), 0, &face);
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#if defined(WITH_COCOA)
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if (error == FT_Err_Ok) MacOSRegisterExternalFont(full_font.c_str());
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#endif
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}
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}
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@@ -161,40 +193,40 @@ void LoadFreeTypeFont(FontSize fs)
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if (error != FT_Err_Ok) error = GetFontByFaceName(font_name, &face);
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if (error == FT_Err_Ok) {
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Debug(fontcache, 2, "Requested '{}', using '{} {}'", font_name, face->family_name, face->style_name);
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/* Attempt to select the unicode character map */
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error = FT_Select_Charmap(face, ft_encoding_unicode);
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if (error == FT_Err_Ok) goto found_face; // Success
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if (error == FT_Err_Invalid_CharMap_Handle) {
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/* Try to pick a different character map instead. We default to
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* the first map, but platform_id 0 encoding_id 0 should also
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* be unicode (strange system...) */
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FT_CharMap found = face->charmaps[0];
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int i;
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for (i = 0; i < face->num_charmaps; i++) {
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FT_CharMap charmap = face->charmaps[i];
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if (charmap->platform_id == 0 && charmap->encoding_id == 0) {
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found = charmap;
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}
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}
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if (found != nullptr) {
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error = FT_Set_Charmap(face, found);
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if (error == FT_Err_Ok) goto found_face;
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}
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error = LoadFont(fs, face, font_name, settings->size);
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if (error != FT_Err_Ok) {
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ShowInfo("Unable to use '{}' for {} font, FreeType reported error 0x{:X}, using sprite font instead", font_name, FontSizeToName(fs), error);
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}
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} else {
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FT_Done_Face(face);
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}
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}
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/**
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* Load a TrueType font from a file.
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* @param fs The font size to load.
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* @param file_name Path to the font file.
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* @param size Requested font size.
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*/
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void LoadFreeTypeFont(FontSize fs, const std::string &file_name, uint size)
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{
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if (_library == nullptr) {
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if (FT_Init_FreeType(&_library) != FT_Err_Ok) {
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ShowInfo("Unable to initialize FreeType, using sprite fonts instead");
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return;
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}
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Debug(fontcache, 2, "Initialized");
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}
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FT_Done_Face(face);
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ShowInfoF("Unable to use '%s' for %s font, FreeType reported error 0x%X, using sprite font instead", font_name, FontSizeToName(fs), error);
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return;
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found_face:
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new FreeTypeFontCache(fs, face, settings->size);
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FT_Face face = nullptr;
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int32_t index = 0;
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FT_Error error = FT_New_Face(_library, file_name.c_str(), index, &face);
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if (error == FT_Err_Ok) {
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LoadFont(fs, face, file_name.c_str(), size);
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} else {
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FT_Done_Face(face);
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}
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}
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@@ -236,12 +268,13 @@ const Sprite *FreeTypeFontCache::InternalGetGlyph(GlyphID key, bool aa)
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uint height = std::max(1U, (uint)slot->bitmap.rows + shadow);
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/* Limit glyph size to prevent overflows later on. */
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if (width > MAX_GLYPH_DIM || height > MAX_GLYPH_DIM) usererror("Font glyph is too large");
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if (width > MAX_GLYPH_DIM || height > MAX_GLYPH_DIM) UserError("Font glyph is too large");
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/* FreeType has rendered the glyph, now we allocate a sprite and copy the image into it */
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SpriteLoader::Sprite sprite;
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sprite.AllocateData(ZOOM_LVL_NORMAL, width * height);
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sprite.type = ST_FONT;
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SpriteLoader::SpriteCollection spritecollection;
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SpriteLoader::Sprite &sprite = spritecollection[ZOOM_LVL_NORMAL];
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sprite.AllocateData(ZOOM_LVL_NORMAL, static_cast<size_t>(width) * height);
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sprite.type = SpriteType::Font;
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sprite.colours = (aa ? SCC_PAL | SCC_ALPHA : SCC_PAL);
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sprite.width = width;
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sprite.height = height;
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@@ -270,7 +303,7 @@ const Sprite *FreeTypeFontCache::InternalGetGlyph(GlyphID key, bool aa)
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}
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GlyphEntry new_glyph;
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new_glyph.sprite = BlitterFactory::GetCurrentBlitter()->Encode(&sprite, SimpleSpriteAlloc);
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new_glyph.sprite = BlitterFactory::GetCurrentBlitter()->Encode(spritecollection, SimpleSpriteAlloc);
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new_glyph.width = slot->advance.x >> 6;
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this->SetGlyphPtr(key, &new_glyph);
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@@ -279,18 +312,20 @@ const Sprite *FreeTypeFontCache::InternalGetGlyph(GlyphID key, bool aa)
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}
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GlyphID FreeTypeFontCache::MapCharToGlyph(WChar key)
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GlyphID FreeTypeFontCache::MapCharToGlyph(char32_t key, bool allow_fallback)
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{
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assert(IsPrintable(key));
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if (key >= SCC_SPRITE_START && key <= SCC_SPRITE_END) {
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FT_UInt glyph = FT_Get_Char_Index(this->face, key);
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if (glyph == 0 && allow_fallback && key >= SCC_SPRITE_START && key <= SCC_SPRITE_END) {
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return this->parent->MapCharToGlyph(key);
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}
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return FT_Get_Char_Index(this->face, key);
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return glyph;
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}
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const void *FreeTypeFontCache::InternalGetFontTable(uint32 tag, size_t &length)
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const void *FreeTypeFontCache::InternalGetFontTable(uint32_t tag, size_t &length)
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{
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FT_ULong len = 0;
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FT_Byte *result = nullptr;
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@@ -315,10 +350,10 @@ void UninitFreeType()
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_library = nullptr;
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}
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#if !defined(_WIN32) && !defined(__APPLE__) && !defined(WITH_FONTCONFIG) && !defined(WITH_COCOA)
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#if !defined(WITH_FONTCONFIG)
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FT_Error GetFontByFaceName(const char *font_name, FT_Face *face) { return FT_Err_Cannot_Open_Resource; }
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#endif /* !defined(_WIN32) && !defined(__APPLE__) && !defined(WITH_FONTCONFIG) && !defined(WITH_COCOA) */
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#endif /* !defined(WITH_FONTCONFIG) */
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#endif /* WITH_FREETYPE */
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@@ -21,6 +21,16 @@
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static const int ASCII_LETTERSTART = 32; ///< First printable ASCII letter.
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/**
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* Scale traditional pixel dimensions to font zoom level, for drawing sprite fonts.
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* @param value Pixel amount at #ZOOM_LVL_BASE (traditional "normal" interface size).
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* @return Pixel amount at _font_zoom (current interface size).
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*/
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static int ScaleFontTrad(int value)
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{
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return UnScaleByZoom(value * ZOOM_LVL_BASE, _font_zoom);
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}
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/**
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* Create a new sprite font cache.
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* @param fs The font size to create the cache for.
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@@ -29,7 +39,7 @@ SpriteFontCache::SpriteFontCache(FontSize fs) : FontCache(fs), glyph_to_spriteid
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{
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this->InitializeUnicodeGlyphMap();
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this->height = ScaleGUITrad(FontCache::GetDefaultFontHeight(this->fs));
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this->ascender = (this->height - ScaleSpriteTrad(FontCache::GetDefaultFontHeight(this->fs))) / 2;
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this->ascender = (this->height - ScaleFontTrad(FontCache::GetDefaultFontHeight(this->fs))) / 2;
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}
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/**
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@@ -40,13 +50,13 @@ SpriteFontCache::~SpriteFontCache()
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this->ClearGlyphToSpriteMap();
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}
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SpriteID SpriteFontCache::GetUnicodeGlyph(WChar key)
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SpriteID SpriteFontCache::GetUnicodeGlyph(char32_t key)
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{
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if (this->glyph_to_spriteid_map[GB(key, 8, 8)] == nullptr) return 0;
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return this->glyph_to_spriteid_map[GB(key, 8, 8)][GB(key, 0, 8)];
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}
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void SpriteFontCache::SetUnicodeGlyph(WChar key, SpriteID sprite)
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void SpriteFontCache::SetUnicodeGlyph(char32_t key, SpriteID sprite)
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{
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if (this->glyph_to_spriteid_map == nullptr) this->glyph_to_spriteid_map = CallocT<SpriteID*>(256);
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if (this->glyph_to_spriteid_map[GB(key, 8, 8)] == nullptr) this->glyph_to_spriteid_map[GB(key, 8, 8)] = CallocT<SpriteID>(256);
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@@ -106,21 +116,21 @@ void SpriteFontCache::ClearFontCache()
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{
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Layouter::ResetFontCache(this->fs);
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this->height = ScaleGUITrad(FontCache::GetDefaultFontHeight(this->fs));
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this->ascender = (this->height - ScaleSpriteTrad(FontCache::GetDefaultFontHeight(this->fs))) / 2;
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this->ascender = (this->height - ScaleFontTrad(FontCache::GetDefaultFontHeight(this->fs))) / 2;
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}
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const Sprite *SpriteFontCache::GetGlyph(GlyphID key)
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{
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SpriteID sprite = this->GetUnicodeGlyph(key);
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if (sprite == 0) sprite = this->GetUnicodeGlyph('?');
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return GetSprite(sprite, ST_FONT);
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return GetSprite(sprite, SpriteType::Font);
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}
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uint SpriteFontCache::GetGlyphWidth(GlyphID key)
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{
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SpriteID sprite = this->GetUnicodeGlyph(key);
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if (sprite == 0) sprite = this->GetUnicodeGlyph('?');
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return SpriteExists(sprite) ? GetSprite(sprite, ST_FONT)->width + ScaleSpriteTrad(this->fs != FS_NORMAL ? 1 : 0) : 0;
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return SpriteExists(sprite) ? GetSprite(sprite, SpriteType::Font)->width + ScaleFontTrad(this->fs != FS_NORMAL ? 1 : 0) : 0;
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}
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bool SpriteFontCache::GetDrawGlyphShadow()
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@@ -17,22 +17,22 @@
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class SpriteFontCache : public FontCache {
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private:
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SpriteID **glyph_to_spriteid_map; ///< Mapping of glyphs to sprite IDs.
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SpriteID GetUnicodeGlyph(WChar key);
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SpriteID GetUnicodeGlyph(char32_t key);
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void ClearGlyphToSpriteMap();
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public:
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SpriteFontCache(FontSize fs);
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~SpriteFontCache();
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virtual void SetUnicodeGlyph(WChar key, SpriteID sprite);
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virtual void InitializeUnicodeGlyphMap();
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virtual void ClearFontCache();
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virtual const Sprite *GetGlyph(GlyphID key);
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virtual uint GetGlyphWidth(GlyphID key);
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virtual bool GetDrawGlyphShadow();
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virtual GlyphID MapCharToGlyph(WChar key) { assert(IsPrintable(key)); return SPRITE_GLYPH | key; }
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virtual const void *GetFontTable(uint32 tag, size_t &length) { length = 0; return nullptr; }
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virtual std::string GetFontName() { return "sprite"; }
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virtual bool IsBuiltInFont() { return true; }
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void SetUnicodeGlyph(char32_t key, SpriteID sprite) override;
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void InitializeUnicodeGlyphMap() override;
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void ClearFontCache() override;
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const Sprite *GetGlyph(GlyphID key) override;
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uint GetGlyphWidth(GlyphID key) override;
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bool GetDrawGlyphShadow() override;
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GlyphID MapCharToGlyph(char32_t key, [[maybe_unused]] bool allow_fallback = true) override { assert(IsPrintable(key)); return SPRITE_GLYPH | key; }
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const void *GetFontTable(uint32_t, size_t &length) override { length = 0; return nullptr; }
|
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std::string GetFontName() override { return "sprite"; }
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bool IsBuiltInFont() override { return true; }
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};
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#endif /* SPRITEFONTCACHE_H */
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@@ -136,17 +136,17 @@ const Sprite *TrueTypeFontCache::GetGlyph(GlyphID key)
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};
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#undef CPSET
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#undef CP___
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static const SpriteLoader::Sprite builtin_questionmark = {
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||||
static const SpriteLoader::SpriteCollection builtin_questionmark = {{ {
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10, // height
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8, // width
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||||
0, // x_offs
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||||
0, // y_offs
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||||
ST_FONT,
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SpriteType::Font,
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SCC_PAL,
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||||
builtin_questionmark_data
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||||
};
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||||
} }};
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||||
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||||
Sprite *spr = BlitterFactory::GetCurrentBlitter()->Encode(&builtin_questionmark, SimpleSpriteAlloc);
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Sprite *spr = BlitterFactory::GetCurrentBlitter()->Encode(builtin_questionmark, SimpleSpriteAlloc);
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assert(spr != nullptr);
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GlyphEntry new_glyph;
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new_glyph.sprite = spr;
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@@ -165,16 +165,16 @@ const Sprite *TrueTypeFontCache::GetGlyph(GlyphID key)
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||||
return this->InternalGetGlyph(key, GetFontAAState(this->fs));
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}
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||||
const void *TrueTypeFontCache::GetFontTable(uint32 tag, size_t &length)
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||||
const void *TrueTypeFontCache::GetFontTable(uint32_t tag, size_t &length)
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||||
{
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const FontTable::iterator iter = this->font_tables.Find(tag);
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||||
if (iter != this->font_tables.data() + this->font_tables.size()) {
|
||||
const auto iter = this->font_tables.find(tag);
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||||
if (iter != this->font_tables.end()) {
|
||||
length = iter->second.first;
|
||||
return iter->second.second;
|
||||
}
|
||||
|
||||
const void *result = this->InternalGetFontTable(tag, length);
|
||||
|
||||
this->font_tables.Insert(tag, std::pair<size_t, const void *>(length, result));
|
||||
this->font_tables[tag] = std::pair<size_t, const void *>(length, result);
|
||||
return result;
|
||||
}
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||||
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||||
@@ -10,7 +10,6 @@
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||||
#ifndef TRUETYPEFONTCACHE_H
|
||||
#define TRUETYPEFONTCACHE_H
|
||||
|
||||
#include "../core/smallmap_type.hpp"
|
||||
#include "../fontcache.h"
|
||||
|
||||
|
||||
@@ -28,7 +27,7 @@ protected:
|
||||
int req_size; ///< Requested font size.
|
||||
int used_size; ///< Used font size.
|
||||
|
||||
typedef SmallMap<uint32, std::pair<size_t, const void *> > FontTable; ///< Table with font table cache
|
||||
using FontTable = std::map<uint32_t, std::pair<size_t, const void *>>; ///< Table with font table cache
|
||||
FontTable font_tables; ///< Cached font tables.
|
||||
|
||||
/** Container for information about a glyph. */
|
||||
@@ -56,17 +55,17 @@ protected:
|
||||
GlyphEntry *GetGlyphPtr(GlyphID key);
|
||||
void SetGlyphPtr(GlyphID key, const GlyphEntry *glyph, bool duplicate = false);
|
||||
|
||||
virtual const void *InternalGetFontTable(uint32 tag, size_t &length) = 0;
|
||||
virtual const void *InternalGetFontTable(uint32_t tag, size_t &length) = 0;
|
||||
virtual const Sprite *InternalGetGlyph(GlyphID key, bool aa) = 0;
|
||||
|
||||
public:
|
||||
TrueTypeFontCache(FontSize fs, int pixels);
|
||||
virtual ~TrueTypeFontCache();
|
||||
int GetFontSize() const override { return this->used_size; }
|
||||
void SetUnicodeGlyph(WChar key, SpriteID sprite) override { this->parent->SetUnicodeGlyph(key, sprite); }
|
||||
void SetUnicodeGlyph(char32_t key, SpriteID sprite) override { this->parent->SetUnicodeGlyph(key, sprite); }
|
||||
void InitializeUnicodeGlyphMap() override { this->parent->InitializeUnicodeGlyphMap(); }
|
||||
const Sprite *GetGlyph(GlyphID key) override;
|
||||
const void *GetFontTable(uint32 tag, size_t &length) override;
|
||||
const void *GetFontTable(uint32_t tag, size_t &length) override;
|
||||
void ClearFontCache() override;
|
||||
uint GetGlyphWidth(GlyphID key) override;
|
||||
bool GetDrawGlyphShadow() override;
|
||||
|
||||
Reference in New Issue
Block a user