font_factory::font_factory(void) :
nbEnt(0), // Note: this "ents" cache only keeps fonts from being unreffed, does not speed up access
maxEnt(32),
ents(static_cast<font_entry*>(g_malloc(maxEnt*sizeof(font_entry)))),
#ifdef USE_PANGO_WIN32
fontServer(pango_win32_font_map_for_display()),
fontContext(pango_win32_get_context()),
pangoFontCache(pango_win32_font_map_get_font_cache(fontServer)),
hScreenDC(pango_win32_get_dc()),
#else
fontServer(pango_ft2_font_map_new()),
fontContext(0),
#endif
fontSize(512),
loadedPtr(new FaceMapType())
{
#ifdef USE_PANGO_WIN32
#else
pango_ft2_font_map_set_resolution(PANGO_FT2_FONT_MAP(fontServer),
72, 72);
fontContext = pango_font_map_create_context(fontServer);
pango_ft2_font_map_set_default_substitute(PANGO_FT2_FONT_MAP(fontServer),
FactorySubstituteFunc,
this,
NULL);
#endif
}
static gpointer
pangoft2_view_create (const PangoViewer *klass)
{
PangoFontMap *fontmap;
fontmap = pango_ft2_font_map_new ();
pango_ft2_font_map_set_resolution (PANGO_FT2_FONT_MAP (fontmap), opt_dpi, opt_dpi);
pango_ft2_font_map_set_default_substitute (PANGO_FT2_FONT_MAP (fontmap), substitute_func, NULL, NULL);
return fontmap;
}
void
gimp_font_list_restore (GimpFontList *list)
{
PangoFontMap *fontmap;
PangoContext *context;
g_return_if_fail (GIMP_IS_FONT_LIST (list));
if (font_desc_to_string == NULL)
{
PangoFontDescription *desc;
gchar *name;
gchar last_char;
desc = pango_font_description_new ();
pango_font_description_set_family (desc, "Wilber 12");
name = pango_font_description_to_string (desc);
last_char = name[strlen (name) - 1];
g_free (name);
pango_font_description_free (desc);
if (last_char != ',')
font_desc_to_string = &gimp_font_util_pango_font_description_to_string;
else
font_desc_to_string = &pango_font_description_to_string;
}
fontmap = pango_ft2_font_map_new ();
pango_ft2_font_map_set_resolution (PANGO_FT2_FONT_MAP (fontmap),
list->xresolution, list->yresolution);
context = pango_ft2_font_map_create_context (PANGO_FT2_FONT_MAP (fontmap));
g_object_unref (fontmap);
gimp_container_freeze (GIMP_CONTAINER (list));
gimp_font_list_load_names (list, fontmap, context);
g_object_unref (context);
gimp_list_sort_by_name (GIMP_LIST (list));
gimp_container_thaw (GIMP_CONTAINER (list));
}
JNIEXPORT void JNICALL Java_gnu_java_awt_peer_gtk_GdkClasspathFontPeer_setFont
(JNIEnv *env, jobject self, jstring family_name_str, jint style_int, jint size)
{
struct peerfont *pfont = NULL;
PangoFontMap *map = NULL;
char const *family_name = NULL;
gdk_threads_enter ();
enum java_awt_font_style style = (enum java_awt_font_style) style_int;
g_assert (self != NULL);
pfont = (struct peerfont *)NSA_GET_FONT_PTR (env, self);
g_assert (pfont != NULL);
if (pfont->ctx != NULL)
g_object_unref (pfont->ctx);
if (pfont->font != NULL)
g_object_unref (pfont->font);
if (pfont->desc != NULL)
pango_font_description_free (pfont->desc);
pfont->desc = pango_font_description_new ();
g_assert (pfont->desc != NULL);
family_name = (*env)->GetStringUTFChars(env, family_name_str, 0);
g_assert (family_name != NULL);
pango_font_description_set_family (pfont->desc, family_name);
(*env)->ReleaseStringUTFChars(env, family_name_str, family_name);
pango_font_description_set_size (pfont->desc, size * PANGO_SCALE);
if (style & java_awt_font_BOLD)
pango_font_description_set_weight (pfont->desc, PANGO_WEIGHT_BOLD);
if (style & java_awt_font_ITALIC)
pango_font_description_set_style (pfont->desc, PANGO_STYLE_ITALIC);
/*
FIXME: these are possibly wrong, and should in any case
probably be cached between calls.
*/
map = pango_ft2_font_map_for_display ();
g_assert (map != NULL);
if (pfont->ctx == NULL)
pfont->ctx = pango_ft2_font_map_create_context (PANGO_FT2_FONT_MAP (map));
g_assert (pfont->ctx != NULL);
if (pfont->font != NULL)
g_object_unref (pfont->font);
pfont->font = pango_font_map_load_font (map, pfont->ctx, pfont->desc);
g_assert (pfont->font != NULL);
gdk_threads_leave ();
}
FontSupport::FontSupport(WPaintDevice *paintDevice, EnabledFontFormats enabledFontFormats)
: device_(paintDevice),
enabledFontFormats_(enabledFontFormats),
cache_(10)
{
PANGO_LOCK;
if (!pangoFontMap) {
pangoFontMap = pango_ft2_font_map_new();
pango_ft2_font_map_set_default_substitute(PANGO_FT2_FONT_MAP(pangoFontMap),
addTrueTypePattern, NULL, NULL);
}
#if PANGO_VERSION_MAJOR > 1 || PANGO_VERSION_MINOR > 21
context_ = pango_font_map_create_context(pangoFontMap);
#else
context_ = pango_ft2_font_map_create_context(PANGO_FT2_FONT_MAP(pangoFontMap));
#endif
currentFont_ = nullptr;
}
/**
* gnome_print_pango_create_context:
* @fontmap: a #PangoFontMap from gnome_print_pango_get_default_font_map()
* or gnome_print_pango_create_font_map().
*
* Creates a new #PangoContext object for the specified fontmap.
*
* Return value: a newly created #PangoContext object
**/
PangoContext *
gnome_print_pango_create_context (PangoFontMap *fontmap)
{
PangoContext *context;
g_return_val_if_fail (PANGO_FT2_IS_FONT_MAP (fontmap), NULL);
g_return_val_if_fail (is_gnome_print_object (G_OBJECT (fontmap)), NULL);
context = pango_ft2_font_map_create_context (PANGO_FT2_FONT_MAP (fontmap));
set_is_gnome_print_object (G_OBJECT (context));
return context;
}
/**
* gnome_print_pango_font_map_new:
*
* Creates a new #PangoFontMap object suitable for use with
* gnome-print. In most cases, you probably want to use
* gnome_print_pango_get_default_font_map () instead.
*
* Return value: a newly created #PangoFontMap object
**/
PangoFontMap *
gnome_print_pango_font_map_new (void)
{
PangoFontMap *fontmap = NULL;
PangoFT2FontMap *ft2fontmap;
fontmap = pango_ft2_font_map_new ();
ft2fontmap = PANGO_FT2_FONT_MAP (fontmap);
pango_ft2_font_map_set_resolution (ft2fontmap, 72, 72);
pango_ft2_font_map_set_default_substitute (ft2fontmap, substitute_func, NULL, NULL);
set_is_gnome_print_object (G_OBJECT (fontmap));
return fontmap;
}
FontSupport::FontSupport(WPaintDevice *paintDevice)
: device_(paintDevice),
cache_(10)
{
PANGO_LOCK;
if (!pangoFontMap)
pangoFontMap = pango_ft2_font_map_new();
#if PANGO_VERSION_MAJOR > 1 || PANGO_VERSION_MINOR > 21
context_ = pango_font_map_create_context(pangoFontMap);
#else
context_ = pango_ft2_font_map_create_context(PANGO_FT2_FONT_MAP(pangoFontMap));
#endif
currentFont_ = 0;
}
void gtk_glwidget_create_font(){
PangoFontDescription *font_desc;
PangoLayout *layout;
PangoRectangle log_rect;
int font_ascent_pango_units;
int font_descent_pango_units;
if ( _debug_font_created ) {
Error( "Programming error: gtk_glwidget_create_font() was already called; "
"you must call gtk_glwidget_destroy_font() before creating font again" );
}
_debug_font_created = 1;
font_map = pango_ft2_font_map_new();
pango_ft2_font_map_set_resolution( PANGO_FT2_FONT_MAP( font_map ), 72, 72 );
ft2_context = pango_font_map_create_context( PANGO_FONT_MAP( font_map ));
font_desc = pango_font_description_from_string( font_string );
pango_font_description_set_size( font_desc, font_height * PANGO_SCALE );
pango_context_set_font_description( ft2_context, font_desc );
pango_font_description_free( font_desc );
layout = pango_layout_new( ft2_context );
// I don't believe that's standard preprocessor syntax?
#if !PANGO_VERSION_CHECK( 1,22,0 )
PangoLayoutIter *iter;
iter = pango_layout_get_iter( layout );
font_ascent_pango_units = pango_layout_iter_get_baseline( iter );
pango_layout_iter_free( iter );
#else
font_ascent_pango_units = pango_layout_get_baseline( layout );
#endif
pango_layout_get_extents( layout, NULL, &log_rect );
g_object_unref( G_OBJECT( layout ) );
font_descent_pango_units = log_rect.height - font_ascent_pango_units;
font_ascent = PANGO_PIXELS_CEIL( font_ascent_pango_units );
font_descent = PANGO_PIXELS_CEIL( font_descent_pango_units );
y_offset_bitmap_render_pango_units = ( font_ascent * PANGO_SCALE ) - font_ascent_pango_units;
}
static PangoContext *
pangoft2_view_get_context (gpointer instance)
{
return pango_ft2_font_map_create_context (PANGO_FT2_FONT_MAP (instance));
}
JNIEXPORT void JNICALL
Java_gnu_java_awt_peer_gtk_GdkFontPeer_setFont
(JNIEnv *env, jobject self, jstring family_name_str, jint style_int, jint size, jboolean useGraphics2D)
{
struct peerfont *pfont = NULL;
char const *family_name = NULL;
enum java_awt_font_style style;
PangoFT2FontMap *ft2_map;
gdk_threads_enter ();
style = (enum java_awt_font_style) style_int;
g_assert (self != NULL);
pfont = (struct peerfont *)NSA_GET_FONT_PTR (env, self);
g_assert (pfont != NULL);
if (pfont->ctx != NULL)
g_object_unref (pfont->ctx);
if (pfont->font != NULL)
g_object_unref (pfont->font);
if (pfont->desc != NULL)
pango_font_description_free (pfont->desc);
pfont->desc = pango_font_description_new ();
g_assert (pfont->desc != NULL);
family_name = (*env)->GetStringUTFChars(env, family_name_str, 0);
g_assert (family_name != NULL);
pango_font_description_set_family (pfont->desc, family_name);
(*env)->ReleaseStringUTFChars(env, family_name_str, family_name);
if (style & java_awt_font_BOLD)
pango_font_description_set_weight (pfont->desc, PANGO_WEIGHT_BOLD);
if (style & java_awt_font_ITALIC)
pango_font_description_set_style (pfont->desc, PANGO_STYLE_ITALIC);
if (useGraphics2D)
{
pango_font_description_set_size (pfont->desc, size * PANGO_SCALE);
if (pfont->ctx == NULL)
{
ft2_map = PANGO_FT2_FONT_MAP(pango_ft2_font_map_for_display ());
pfont->ctx = pango_ft2_font_map_create_context (ft2_map);
}
}
else
{
/* GDK uses a slightly different DPI setting. */
pango_font_description_set_size (pfont->desc,
size * dpi_conversion_factor);
if (pfont->ctx == NULL)
pfont->ctx = gdk_pango_context_get();
}
g_assert (pfont->ctx != NULL);
if (pfont->font != NULL)
{
g_object_unref (pfont->font);
pfont->font = NULL;
}
pango_context_set_font_description (pfont->ctx, pfont->desc);
pango_context_set_language (pfont->ctx, gtk_get_default_language());
pfont->font = pango_context_load_font (pfont->ctx, pfont->desc);
g_assert (pfont->font != NULL);
if (pfont->layout == NULL)
pfont->layout = pango_layout_new (pfont->ctx);
g_assert (pfont->layout != NULL);
gdk_threads_leave ();
}
