diff --git a/src/Makefile.am b/src/Makefile.am index 0d614ee03..0b9ae9dc4 100644 --- a/src/Makefile.am +++ b/src/Makefile.am @@ -412,15 +412,6 @@ dump_use_data_SOURCES = dump-use-data.cc hb-ot-shape-complex-use-table.cc dump_use_data_CPPFLAGS = $(HBCFLAGS) dump_use_data_LDADD = libharfbuzz.la $(HBLIBS) -if HAVE_FREETYPE -if HAVE_CAIRO_FT -check_PROGRAMS += dump-emoji -dump_emoji_SOURCES = dump-emoji.cc -dump_emoji_CPPFLAGS = $(HBCFLAGS) $(FREETYPE_CFLAGS) $(CAIRO_FT_CFLAGS) -dump_emoji_LDADD = libharfbuzz.la $(HBLIBS) $(FREETYPE_LIBS) $(CAIRO_LIBS) $(CAIRO_FT_LIBS) -endif # HAVE_CAIRO_FT -endif # HAVE_FREETYPE - check_PROGRAMS += test-ot-tag test-unicode-ranges TESTS += test-ot-tag test-unicode-ranges diff --git a/src/dump-emoji.cc b/src/dump-emoji.cc deleted file mode 100644 index e3cabc738..000000000 --- a/src/dump-emoji.cc +++ /dev/null @@ -1,322 +0,0 @@ -/* - * Copyright © 2018 Ebrahim Byagowi - * Copyright © 2018 Khaled Hosny - * - * This is part of HarfBuzz, a text shaping library. - * - * Permission is hereby granted, without written agreement and without - * license or royalty fees, to use, copy, modify, and distribute this - * software and its documentation for any purpose, provided that the - * above copyright notice and the following two paragraphs appear in - * all copies of this software. - * - * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR - * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES - * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN - * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH - * DAMAGE. - * - * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, - * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND - * FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS - * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO - * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS. - */ - -#include "hb-static.cc" -#include "hb-ot-color-cbdt-table.hh" -#include "hb-ot-color-colr-table.hh" -#include "hb-ot-color-cpal-table.hh" -#include "hb-ot-color-sbix-table.hh" -#include "hb-ot-color-svg-table.hh" - -#include "hb-ft.h" - -#include -#include FT_FREETYPE_H -#include FT_GLYPH_H - -#include -#include -#include - -#ifdef HAVE_GLIB -#include -#endif -#include -#include - -static void -cbdt_callback (const uint8_t* data, unsigned int length, - unsigned int group, unsigned int gid) -{ - char output_path[255]; - sprintf (output_path, "out/cbdt-%d-%d.png", group, gid); - FILE *f = fopen (output_path, "wb"); - fwrite (data, 1, length, f); - fclose (f); -} - -static void -sbix_dump (hb_face_t *face) -{ - OT::sbix::accelerator_t sbix; - sbix.init (face); - unsigned int length = 0; - unsigned int *available_ppems = sbix.get_available_ppems (&length); - unsigned int num_glyphs = face->num_glyphs; - for (unsigned int group = 0; group < length; group++) - for (unsigned int glyph_id = 0; glyph_id < num_glyphs; glyph_id++) - { - hb_blob_t *blob; - unsigned int ppem = available_ppems[group]; - blob = sbix.reference_blob_for_glyph (glyph_id, ppem, ppem, - HB_TAG('p','n','g',' '), nullptr, nullptr); - if (hb_blob_get_length (blob) == 0) continue; - - char output_path[255]; - sprintf (output_path, "out/sbix-%d-%d.png", ppem, glyph_id); - FILE *f = fopen (output_path, "wb"); - unsigned int length; - const char* data = hb_blob_get_data (blob, &length); - fwrite (data, 1, length, f); - fclose (f); - } - sbix.fini (); -} - -static void -svg_dump (hb_face_t *face) -{ - unsigned glyph_count = hb_face_get_glyph_count (face); - - OT::SVG::accelerator_t svg; - svg.init (face); - - for (unsigned int glyph_id = 0; glyph_id < glyph_count; glyph_id++) - { - hb_blob_t *blob = svg.reference_blob_for_glyph (glyph_id); - - if (hb_blob_get_length (blob) == 0) continue; - - unsigned int length; - const char *data = hb_blob_get_data (blob, &length); - - char output_path[256]; - sprintf (output_path, "out/svg-%d.svg%s", - glyph_id, - // append "z" if the content is gzipped, https://stackoverflow.com/a/6059405 - (length > 2 && (data[0] == '\x1F') && (data[1] == '\x8B')) ? "z" : ""); - - FILE *f = fopen (output_path, "wb"); - fwrite (data, 1, length, f); - fclose (f); - - hb_blob_destroy (blob); - } - - svg.fini (); -} - -static void -colr_cpal_dump (hb_face_t *face, cairo_font_face_t *cairo_face) -{ - unsigned int upem = hb_face_get_upem (face); - - unsigned glyph_count = hb_face_get_glyph_count (face); - for (hb_codepoint_t gid = 0; gid < glyph_count; ++gid) - { - unsigned int num_layers = hb_ot_color_glyph_get_layers (face, gid, 0, nullptr, nullptr); - if (!num_layers) - continue; - - hb_ot_color_layer_t *layers = (hb_ot_color_layer_t*) malloc (num_layers * sizeof (hb_ot_color_layer_t)); - - hb_ot_color_glyph_get_layers (face, gid, 0, &num_layers, layers); - if (num_layers) - { - // Measure - cairo_text_extents_t extents; - { - cairo_surface_t *surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, 1, 1); - cairo_t *cr = cairo_create (surface); - cairo_set_font_face (cr, cairo_face); - cairo_set_font_size (cr, upem); - - cairo_glyph_t *glyphs = (cairo_glyph_t *) calloc (num_layers, sizeof (cairo_glyph_t)); - for (unsigned int j = 0; j < num_layers; ++j) - glyphs[j].index = layers[j].glyph; - cairo_glyph_extents (cr, glyphs, num_layers, &extents); - free (glyphs); - cairo_surface_destroy (surface); - cairo_destroy (cr); - } - - // Add a slight margin - extents.width += extents.width / 10; - extents.height += extents.height / 10; - extents.x_bearing -= extents.width / 20; - extents.y_bearing -= extents.height / 20; - - // Render - unsigned int palette_count = hb_ot_color_palette_get_count (face); - for (unsigned int palette = 0; palette < palette_count; palette++) { - char output_path[255]; - - unsigned int num_colors = hb_ot_color_palette_get_colors (face, palette, 0, nullptr, nullptr); - if (!num_colors) - continue; - - hb_color_t *colors = (hb_color_t*) calloc (num_colors, sizeof (hb_color_t)); - hb_ot_color_palette_get_colors (face, palette, 0, &num_colors, colors); - if (num_colors) - { - // If we have more than one palette, use a simpler naming - if (palette_count == 1) - sprintf (output_path, "out/colr-%d.svg", gid); - else - sprintf (output_path, "out/colr-%d-%d.svg", gid, palette); - - cairo_surface_t *surface = cairo_svg_surface_create (output_path, extents.width, extents.height); - cairo_t *cr = cairo_create (surface); - cairo_set_font_face (cr, cairo_face); - cairo_set_font_size (cr, upem); - - for (unsigned int layer = 0; layer < num_layers; ++layer) - { - hb_color_t color = 0x000000FF; - if (layers[layer].color_index != 0xFFFF) - color = colors[layers[layer].color_index]; - cairo_set_source_rgba (cr, - hb_color_get_red (color) / 255., - hb_color_get_green (color) / 255., - hb_color_get_blue (color) / 255., - hb_color_get_alpha (color) / 255.); - - cairo_glyph_t glyph; - glyph.index = layers[layer].glyph; - glyph.x = -extents.x_bearing; - glyph.y = -extents.y_bearing; - cairo_show_glyphs (cr, &glyph, 1); - } - - cairo_surface_destroy (surface); - cairo_destroy (cr); - } - free (colors); - } - } - - free (layers); - } -} - -static void -dump_glyphs (cairo_font_face_t *cairo_face, unsigned int upem, - unsigned int num_glyphs) -{ - // Dump every glyph available on the font - return; // disabled for now - for (unsigned int i = 0; i < num_glyphs; ++i) - { - cairo_text_extents_t extents; - cairo_glyph_t glyph = {0}; - glyph.index = i; - - // Measure - { - cairo_surface_t *surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, 1, 1); - cairo_t *cr = cairo_create (surface); - cairo_set_font_face (cr, cairo_face); - cairo_set_font_size (cr, upem); - - cairo_glyph_extents (cr, &glyph, 1, &extents); - cairo_surface_destroy (surface); - cairo_destroy (cr); - } - - // Add a slight margin - extents.width += extents.width / 10; - extents.height += extents.height / 10; - extents.x_bearing -= extents.width / 20; - extents.y_bearing -= extents.height / 20; - - // Render - { - char output_path[255]; - sprintf (output_path, "out/%d.svg", i); - cairo_surface_t *surface = cairo_svg_surface_create (output_path, extents.width, extents.height); - cairo_t *cr = cairo_create (surface); - cairo_set_font_face (cr, cairo_face); - cairo_set_font_size (cr, upem); - glyph.x = -extents.x_bearing; - glyph.y = -extents.y_bearing; - cairo_show_glyphs (cr, &glyph, 1); - cairo_surface_destroy (surface); - cairo_destroy (cr); - } - } -} - -int -main (int argc, char **argv) -{ - if (argc != 2) { - fprintf (stderr, "usage: %s font-file.ttf\n" - "run it like `rm -rf out && mkdir out && %s font-file.ttf`\n", - argv[0], argv[0]); - exit (1); - } - - - FILE *font_name_file = fopen ("out/_font_name_file.txt", "r"); - if (font_name_file != nullptr) - { - fprintf (stderr, "Purge or move ./out folder in order to run a new dump\n"); - exit (1); - } - - font_name_file = fopen ("out/_font_name_file.txt", "w"); - if (font_name_file == nullptr) - { - fprintf (stderr, "./out is not accessible as a folder, create it please\n"); - exit (1); - } - fwrite (argv[1], 1, strlen (argv[1]), font_name_file); - fclose (font_name_file); - - hb_blob_t *blob = hb_blob_create_from_file (argv[1]); - hb_face_t *face = hb_face_create (blob, 0); - hb_font_t *font = hb_font_create (face); - - OT::CBDT::accelerator_t cbdt; - cbdt.init (face); - cbdt.dump (cbdt_callback); - cbdt.fini (); - - sbix_dump (face); - - if (hb_ot_color_has_svg (face)) - svg_dump (face); - - cairo_font_face_t *cairo_face; - { - FT_Library library; - FT_Init_FreeType (&library); - FT_Face ftface; - FT_New_Face (library, argv[1], 0, &ftface); - cairo_face = cairo_ft_font_face_create_for_ft_face (ftface, 0); - } - if (hb_ot_color_has_layers (face) && hb_ot_color_has_palettes (face)) - colr_cpal_dump (face, cairo_face); - - unsigned int num_glyphs = hb_face_get_glyph_count (face); - unsigned int upem = hb_face_get_upem (face); - dump_glyphs (cairo_face, upem, num_glyphs); - - hb_font_destroy (font); - hb_face_destroy (face); - hb_blob_destroy (blob); - - return 0; -} diff --git a/src/hb-ot-color-sbix-table.hh b/src/hb-ot-color-sbix-table.hh index 94b001205..2f33bf6c4 100644 --- a/src/hb-ot-color-sbix-table.hh +++ b/src/hb-ot-color-sbix-table.hh @@ -105,8 +105,10 @@ struct SBIXStrike glyph = &(this+imageOffsetsZ[new_glyph_id]); glyph_id = new_glyph_id; if (strike_offset + (unsigned int) imageOffsetsZ[glyph_id] + SBIXGlyph::min_size > sbix_len) - return hb_blob_get_empty (); + return hb_blob_get_empty (); } + else + return hb_blob_get_empty (); } if (unlikely (file_type != glyph->graphicType)) return hb_blob_get_empty ();