static void
gst_time_overlay_class_init (GstTimeOverlayClass * klass)
{
GstTextOverlayClass *gsttextoverlay_class;
PangoContext *context;
PangoFontDescription *font_description;
gsttextoverlay_class = (GstTextOverlayClass *) klass;
gsttextoverlay_class->get_text = gst_time_overlay_get_text;
g_mutex_lock (GST_TEXT_OVERLAY_CLASS (klass)->pango_lock);
context = GST_TEXT_OVERLAY_CLASS (klass)->pango_context;
pango_context_set_language (context, pango_language_from_string ("en_US"));
pango_context_set_base_dir (context, PANGO_DIRECTION_LTR);
font_description = pango_font_description_new ();
pango_font_description_set_family_static (font_description, "Monospace");
pango_font_description_set_style (font_description, PANGO_STYLE_NORMAL);
pango_font_description_set_variant (font_description, PANGO_VARIANT_NORMAL);
pango_font_description_set_weight (font_description, PANGO_WEIGHT_NORMAL);
pango_font_description_set_stretch (font_description, PANGO_STRETCH_NORMAL);
pango_font_description_set_size (font_description, 18 * PANGO_SCALE);
pango_context_set_font_description (context, font_description);
pango_font_description_free (font_description);
g_mutex_unlock (GST_TEXT_OVERLAY_CLASS (klass)->pango_lock);
}
static void
gst_time_overlay_init (GstTimeOverlay * overlay, GstTimeOverlayClass * klass)
{
PangoFontDescription *font_description;
GstTextOverlay *textoverlay;
PangoContext *context;
textoverlay = GST_TEXT_OVERLAY (overlay);
context = GST_TEXT_OVERLAY_CLASS (klass)->pango_context;
pango_context_set_language (context, pango_language_from_string ("en_US"));
pango_context_set_base_dir (context, PANGO_DIRECTION_LTR);
font_description = pango_font_description_new ();
pango_font_description_set_family_static (font_description, "Monospace");
pango_font_description_set_style (font_description, PANGO_STYLE_NORMAL);
pango_font_description_set_variant (font_description, PANGO_VARIANT_NORMAL);
pango_font_description_set_weight (font_description, PANGO_WEIGHT_NORMAL);
pango_font_description_set_stretch (font_description, PANGO_STRETCH_NORMAL);
pango_font_description_set_size (font_description, 18 * PANGO_SCALE);
pango_context_set_font_description (context, font_description);
pango_font_description_free (font_description);
textoverlay->valign = GST_TEXT_OVERLAY_VALIGN_TOP;
textoverlay->halign = GST_TEXT_OVERLAY_HALIGN_LEFT;
}
JNIEXPORT void JNICALL
Java_org_gnome_pango_PangoFontDescription_pango_1font_1description_1set_1family_1static
(
JNIEnv* env,
jclass cls,
jlong _self,
jstring _family
)
{
PangoFontDescription* self;
const char* family;
// convert parameter self
self = (PangoFontDescription*) _self;
// convert parameter family
family = (const char*) bindings_java_getString(env, _family);
if (family == NULL) {
return; // Java Exception already thrown
}
// call function
pango_font_description_set_family_static(self, family);
// cleanup parameter self
// cleanup parameter family
bindings_java_releaseString(family);
}
int
tag_func_define_font_info (SwfdecSwfDecoder *s, guint tag)
{
SwfdecFont *font;
guint id, len, i;
int reserved, wide, ansi, jis;
char *name;
/* we just assume Latin1 (FIXME: option to change this?) */
SwfdecLanguage language = SWFDEC_LANGUAGE_LATIN;
id = swfdec_bits_get_u16 (&s->b);
font = swfdec_swf_decoder_get_character (s, id);
if (!SWFDEC_IS_FONT (font)) {
SWFDEC_WARNING ("didn't find a font with id %u", id);
return SWFDEC_STATUS_OK;
}
len = swfdec_bits_get_u8 (&s->b);
/* this string is locale specific */
name = swfdec_bits_get_string_length (&s->b, len, s->version);
reserved = swfdec_bits_getbits (&s->b, 2);
font->small = swfdec_bits_getbit (&s->b);
jis = swfdec_bits_getbit (&s->b);
ansi = swfdec_bits_getbit (&s->b);
if (jis != 0 || ansi != 0) {
SWFDEC_LOG ("ansi = %d, jis = %d", ansi, jis);
if (tag == SWFDEC_TAG_DEFINEFONTINFO2)
SWFDEC_INFO ("ANSI and JIS flags are supposed to be 0 in DefineFontInfo");
if (jis)
language = SWFDEC_LANGUAGE_JAPANESE;
}
font->italic = swfdec_bits_getbit (&s->b);
font->bold = swfdec_bits_getbit (&s->b);
wide = swfdec_bits_getbit (&s->b);
if (tag == SWFDEC_TAG_DEFINEFONTINFO2)
language = swfdec_bits_get_u8 (&s->b);
g_free (name);
if (font->name) {
SWFDEC_LOG ("Creating font description for font %d", id);
font->desc = pango_font_description_new ();
pango_font_description_set_family_static (font->desc, font->name);
if (font->bold)
pango_font_description_set_weight (font->desc, PANGO_WEIGHT_BOLD);
if (font->italic)
pango_font_description_set_style (font->desc, PANGO_STYLE_ITALIC);
}
for (i = 0; i < font->glyphs->len; i++) {
g_array_index (font->glyphs, SwfdecFontEntry, i).value =
wide ? swfdec_bits_get_u16 (&s->b) : swfdec_bits_get_u8 (&s->b);
}
return SWFDEC_STATUS_OK;
}
static void
gst_imx_g2d_time_overlay_class_init (GstImxG2DTimeOverlayClass * klass)
{
GstElementClass *gstelement_class;
GstImxG2DBaseTextOverlayClass *gsttextoverlay_class;
GObjectClass *gobject_class;
PangoContext *context;
PangoFontDescription *font_description;
gsttextoverlay_class = (GstImxG2DBaseTextOverlayClass *) klass;
gstelement_class = (GstElementClass *) klass;
gobject_class = (GObjectClass *) klass;
gst_element_class_set_static_metadata (gstelement_class, "Time overlay",
"Filter/Editor/Video",
"Overlays buffer time stamps on a video stream",
"Tim-Philipp Müller <*****@*****.**>");
gsttextoverlay_class->get_text = gst_imx_g2d_time_overlay_get_text;
gobject_class->set_property = gst_imx_g2d_time_overlay_set_property;
gobject_class->get_property = gst_imx_g2d_time_overlay_get_property;
g_object_class_install_property (gobject_class, PROP_TIME_LINE,
g_param_spec_enum ("time-mode", "Time Mode", "What time to show",
GST_TYPE_IMX_G2D_TIME_OVERLAY_TIME_LINE, DEFAULT_TIME_LINE,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_TIMEALIGNMENT,
g_param_spec_enum ("time-alignment", "Time alignment",
"Time alignment of the text", GST_TYPE_IMX_G2D_TIME_OVERLAY_TIMEALIGN,
DEFAULT_PROP_TIMEALIGNMENT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_mutex_lock (gsttextoverlay_class->pango_lock);
context = gsttextoverlay_class->pango_context;
pango_context_set_language (context, pango_language_from_string ("en_US"));
pango_context_set_base_dir (context, PANGO_DIRECTION_LTR);
font_description = pango_font_description_new ();
pango_font_description_set_family_static (font_description, "Monospace");
pango_font_description_set_style (font_description, PANGO_STYLE_NORMAL);
pango_font_description_set_variant (font_description, PANGO_VARIANT_NORMAL);
pango_font_description_set_weight (font_description, PANGO_WEIGHT_NORMAL);
pango_font_description_set_stretch (font_description, PANGO_STRETCH_NORMAL);
pango_font_description_set_size (font_description, 18 * PANGO_SCALE);
pango_context_set_font_description (context, font_description);
pango_font_description_free (font_description);
g_mutex_unlock (gsttextoverlay_class->pango_lock);
}
/**
* ppg_ruler_init:
* @ruler: (in): A #PpgRuler.
*
* Initializes the newly created #PpgRuler instance.
*
* Returns: None.
* Side effects: None.
*/
static void
ppg_ruler_init (PpgRuler *ruler)
{
PpgRulerPrivate *priv;
priv = ruler->priv =
G_TYPE_INSTANCE_GET_PRIVATE(ruler, PPG_TYPE_RULER, PpgRulerPrivate);
gtk_widget_add_events(GTK_WIDGET(ruler), GDK_POINTER_MOTION_MASK);
priv->font_desc = pango_font_description_new();
pango_font_description_set_family_static(priv->font_desc, "Monospace");
pango_font_description_set_size(priv->font_desc, 8 * PANGO_SCALE);
}
/**
* ppg_rt_graph_init:
* @graph: (in): A #PpgRtGraph.
*
* Initializes the newly created #PpgRtGraph instance.
*
* Returns: None.
* Side effects: None.
*/
static void
ppg_rt_graph_init (PpgRtGraph *graph)
{
PpgRtGraphPrivate *priv;
priv = G_TYPE_INSTANCE_GET_PRIVATE(graph, PPG_TYPE_RT_GRAPH,
PpgRtGraphPrivate);
graph->priv = priv;
priv->n_seconds = 60.0;
priv->n_buffered = 1.0;
priv->font_desc = pango_font_description_new();
pango_font_description_set_family_static(priv->font_desc, "Monospace");
pango_font_description_set_size(priv->font_desc, PANGO_SCALE * 8);
}
static void
gst_clock_overlay_class_init (GstClockOverlayClass * klass)
{
GObjectClass *gobject_class;
GstElementClass *gstelement_class;
GstBaseTextOverlayClass *gsttextoverlay_class;
PangoContext *context;
PangoFontDescription *font_description;
gobject_class = (GObjectClass *) klass;
gstelement_class = (GstElementClass *) klass;
gsttextoverlay_class = (GstBaseTextOverlayClass *) klass;
gobject_class->finalize = gst_clock_overlay_finalize;
gobject_class->set_property = gst_clock_overlay_set_property;
gobject_class->get_property = gst_clock_overlay_get_property;
gst_element_class_set_static_metadata (gstelement_class, "Clock overlay",
"Filter/Editor/Video",
"Overlays the current clock time on a video stream",
"Tim-Philipp Müller <*****@*****.**>");
gsttextoverlay_class->get_text = gst_clock_overlay_get_text;
g_object_class_install_property (gobject_class, PROP_TIMEFORMAT,
g_param_spec_string ("time-format", "Date/Time Format",
"Format to use for time and date value, as in strftime.",
DEFAULT_PROP_TIMEFORMAT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_mutex_lock (gsttextoverlay_class->pango_lock);
context = gsttextoverlay_class->pango_context;
pango_context_set_language (context, pango_language_from_string ("en_US"));
pango_context_set_base_dir (context, PANGO_DIRECTION_LTR);
font_description = pango_font_description_new ();
pango_font_description_set_family_static (font_description, "Monospace");
pango_font_description_set_style (font_description, PANGO_STYLE_NORMAL);
pango_font_description_set_variant (font_description, PANGO_VARIANT_NORMAL);
pango_font_description_set_weight (font_description, PANGO_WEIGHT_NORMAL);
pango_font_description_set_stretch (font_description, PANGO_STRETCH_NORMAL);
pango_font_description_set_size (font_description, 18 * PANGO_SCALE);
pango_context_set_font_description (context, font_description);
pango_font_description_free (font_description);
g_mutex_unlock (gsttextoverlay_class->pango_lock);
}
static void
hippo_canvas_context_win_init(HippoCanvasContextWin *canvas_win)
{
PangoFontDescription *desc;
canvas_win->pointer = HIPPO_CANVAS_POINTER_UNSET;
/* canvas_win->pango = pango_win32_get_context(); */
PangoCairoFontMap *font_map = (PangoCairoFontMap*) pango_cairo_font_map_get_default();
canvas_win->pango = pango_cairo_font_map_create_context(font_map);
g_object_unref((void*) font_map);
desc = pango_font_description_new();
// Note that this matches the web font in our site.css
// We only set Arial instead of Arial, sans-serif because
// pango cairo doesn't like a font list here.
pango_font_description_set_family_static(desc, "Arial");
pango_font_description_set_absolute_size(desc, 12 * PANGO_SCALE);
// FIXME on my laptop (Visual Studio 2005) this has crashed Pango with a g_error(),
// but it seems to have mysteriously gone away.
pango_context_set_font_description(canvas_win->pango, desc);
pango_font_description_free(desc);
}
static void
gst_clock_overlay_class_init (GstClockOverlayClass * klass)
{
GObjectClass *gobject_class;
GstTextOverlayClass *gsttextoverlay_class;
PangoContext *context;
PangoFontDescription *font_description;
gobject_class = (GObjectClass *) klass;
gsttextoverlay_class = (GstTextOverlayClass *) klass;
gobject_class->finalize = gst_clock_overlay_finalize;
gobject_class->set_property = gst_clock_overlay_set_property;
gobject_class->get_property = gst_clock_overlay_get_property;
gsttextoverlay_class->get_text = gst_clock_overlay_get_text;
g_object_class_install_property (gobject_class, PROP_TIMEFORMAT,
g_param_spec_string ("time-format", "Date/Time Format",
"Format to use for time and date value, as in strftime.",
DEFAULT_PROP_TIMEFORMAT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_mutex_lock (GST_TEXT_OVERLAY_CLASS (klass)->pango_lock);
context = GST_TEXT_OVERLAY_CLASS (klass)->pango_context;
pango_context_set_language (context, pango_language_from_string ("en_US"));
pango_context_set_base_dir (context, PANGO_DIRECTION_LTR);
font_description = pango_font_description_new ();
pango_font_description_set_family_static (font_description, "Monospace");
pango_font_description_set_style (font_description, PANGO_STYLE_NORMAL);
pango_font_description_set_variant (font_description, PANGO_VARIANT_NORMAL);
pango_font_description_set_weight (font_description, PANGO_WEIGHT_NORMAL);
pango_font_description_set_stretch (font_description, PANGO_STRETCH_NORMAL);
pango_font_description_set_size (font_description, 18 * PANGO_SCALE);
pango_context_set_font_description (context, font_description);
pango_font_description_free (font_description);
g_mutex_unlock (GST_TEXT_OVERLAY_CLASS (klass)->pango_lock);
}
static void
hippo_canvas_context_win_init(HippoCanvasContextWin *canvas_win)
{
PangoFontDescription *desc;
canvas_win->pointer = HIPPO_CANVAS_POINTER_UNSET;
/* canvas_win->pango = pango_win32_get_context(); */
PangoCairoFontMap *font_map = (PangoCairoFontMap*) pango_cairo_font_map_get_default();
canvas_win->pango = pango_cairo_font_map_create_context(font_map);
g_object_unref((void*) font_map);
desc = pango_font_description_new();
// Sans is resolved in the pango.aliases we install; since the first element
// is already "Arial", we specify just Sans here, rather than the "Arial,sans-serif"
// we use in site.css.
pango_font_description_set_family_static(desc, "Sans");
pango_font_description_set_absolute_size(desc, 12 * PANGO_SCALE);
// FIXME on my laptop (Visual Studio 2005) this has crashed Pango with a g_error(),
// but it seems to have mysteriously gone away.
pango_context_set_font_description(canvas_win->pango, desc);
pango_font_description_free(desc);
}
static gboolean
font_description_value_parse (GtkCssParser *parser,
GValue *value)
{
PangoFontDescription *font_desc;
guint mask;
char *str;
str = _gtk_css_parser_read_value (parser);
if (str == NULL)
return FALSE;
font_desc = pango_font_description_from_string (str);
mask = pango_font_description_get_set_fields (font_desc);
/* These values are not really correct,
* but the fields must be set, so we set them to something */
if ((mask & PANGO_FONT_MASK_FAMILY) == 0)
pango_font_description_set_family_static (font_desc, "Sans");
if ((mask & PANGO_FONT_MASK_SIZE) == 0)
pango_font_description_set_size (font_desc, 10 * PANGO_SCALE);
g_free (str);
g_value_take_boxed (value, font_desc);
return TRUE;
}
gboolean cd_do_render_listing_notification (gpointer pUserData, CDListing *pListing, cairo_t *pCairoContext)
{
//g_print ("%s ()\n", __func__);
int iWidth = pListing->container.iWidth, iHeight = pListing->container.iHeight;
int iLeftMargin = myDialogs.dialogTextDescription.iSize + 2, iRightMargin = (myDialogs.dialogTextDescription.iSize + 2) / 2;
int iTopMargin = (myDialogs.dialogTextDescription.iSize + 2) + GAP, iBottomMargin = (myDialogs.dialogTextDescription.iSize + 2) * 4 + GAP;
CDEntry *pEntry;
// on dessine un cadre et un fond
double fRadius = MIN (6, myDialogs.dialogTextDescription.iSize/2+1);
double fLineWidth = 1.;
cairo_set_line_width (pCairoContext, fLineWidth);
cairo_save (pCairoContext);
cairo_translate (pCairoContext, 0, fLineWidth);
cairo_dock_draw_rounded_rectangle (pCairoContext, fRadius, fLineWidth, iWidth - 2 * fRadius - fLineWidth, iTopMargin - GAP);
cairo_set_source_rgba (pCairoContext, .8, .8, 1., 1.);
cairo_stroke_preserve (pCairoContext);
cairo_set_source_rgba (pCairoContext, 1., 1., 1., .7);
cairo_fill (pCairoContext);
cairo_translate (pCairoContext, 0, iTopMargin + fLineWidth);
cairo_dock_draw_rounded_rectangle (pCairoContext, fRadius, fLineWidth, iWidth - 2 * fRadius - fLineWidth, iHeight - iTopMargin - iBottomMargin - GAP);
cairo_set_source_rgba (pCairoContext, .8, .8, 1., 1.);
cairo_stroke_preserve (pCairoContext);
cairo_set_source_rgba (pCairoContext, 1., 1., 1., .7);
cairo_fill (pCairoContext);
cairo_translate (pCairoContext, 0, iHeight - iTopMargin - 2*fLineWidth - iBottomMargin + GAP);
cairo_dock_draw_rounded_rectangle (pCairoContext, fRadius, fLineWidth, iWidth - 2 * fRadius - fLineWidth, iBottomMargin - GAP - fLineWidth);
cairo_set_source_rgba (pCairoContext, .8, .8, 1., 1.);
cairo_stroke_preserve (pCairoContext);
cairo_set_source_rgba (pCairoContext, 1., 1., 1., .7);
cairo_fill (pCairoContext);
cairo_restore (pCairoContext);
PangoLayout *pLayout = pango_cairo_create_layout (pCairoContext);
PangoFontDescription *pDesc = pango_font_description_new ();
pango_font_description_set_absolute_size (pDesc, myDialogs.dialogTextDescription.iSize * PANGO_SCALE);
pango_font_description_set_family_static (pDesc, myDialogs.dialogTextDescription.cFont);
pango_font_description_set_weight (pDesc, myDialogs.dialogTextDescription.iWeight);
pango_font_description_set_style (pDesc, myLabels.iconTextDescription.iStyle);
pango_layout_set_font_description (pLayout, pDesc);
pango_font_description_free (pDesc);
// on dessine les entrees.
if (pListing->pEntries != NULL)
{
// on dessine chaque entree.
int iNbSteps = _listing_compute_nb_steps (pListing); // nb d'etapes pour l'apparition du texte.
int iOffsetX = NB_STEPS_FOR_1_ENTRY - (iNbSteps - pListing->iAppearanceAnimationCount) - 1;
if (pListing->iNbEntries >= myConfig.iNbLinesInListing)
iOffsetX += myConfig.iNbLinesInListing/4*NB_STEPS_LATE; // permet de donner une transparence aux 25% dernieres lignes.
double dx, dy, dm = myConfig.iNbLinesInListing * (myDialogs.dialogTextDescription.iSize + 2) / 2;
dm = 0;
dy = iTopMargin - pListing->fCurrentOffset + 1 + dm;
double ymax = MIN (iTopMargin + pListing->iNbEntries * (myDialogs.dialogTextDescription.iSize + 2), iHeight - iBottomMargin);
GList *e;
for (e = pListing->pEntries; e != NULL; e = e->next)
{
if (iOffsetX >= NB_STEPS_FOR_1_ENTRY) // en dehors a droite a partir de celui-ci.
break ;
pEntry = e->data;
if (pEntry->bHidden)
continue ;
dx = myDialogs.dialogTextDescription.iSize + 2; // marge a gauche.
//if (iOffsetX > 0 && pListing->iAppearanceAnimationCount > 0)
// dx += (double) iOffsetX * (iWidth - (myDialogs.dialogTextDescription.iSize + 2)) / NB_STEPS_FOR_1_ENTRY;
dy += (myDialogs.dialogTextDescription.iSize + 2);
while (dy + myDialogs.dialogTextDescription.iSize + 2 <= iTopMargin + 1)
dy += pListing->iNbEntries * (myDialogs.dialogTextDescription.iSize + 2);
while (dy > ymax)
dy -= pListing->iNbEntries * (myDialogs.dialogTextDescription.iSize + 2);
if (dy > ymax || dy + myDialogs.dialogTextDescription.iSize + 2 <= iTopMargin + 1)
continue;
cairo_save (pCairoContext);
cairo_translate (pCairoContext, dx, dy);
// on fait un clip si necessaire.
if (dy + myDialogs.dialogTextDescription.iSize + 2 > iHeight - iBottomMargin || dy < iTopMargin) // cette entree n'est que partiellement visible.
{
if (dy < iTopMargin) // elle depasse en haut.
cairo_rectangle (pCairoContext, -iLeftMargin, iTopMargin - dy, iWidth, myDialogs.dialogTextDescription.iSize + 2 -(iTopMargin - dy));
else // elle depasse en bas.
cairo_rectangle (pCairoContext, -iLeftMargin, 0, iWidth, iHeight - iBottomMargin - dy);
cairo_clip (pCairoContext);
}
// on dessine l'icone.
if (pEntry->pIconSurface != NULL)
{
cairo_set_source_surface (pCairoContext, pEntry->pIconSurface, - iLeftMargin + 1, 0.);
cairo_paint (pCairoContext);
}
// on souligne l'entree courante.
if (e == pListing->pCurrentEntry)
{
double f = 1. - (double) pListing->iCurrentEntryAnimationCount / NB_STEPS_FOR_CURRENT_ENTRY;
if (f != 0)
{
cairo_save (pCairoContext);
double rx = .5*(iWidth - iLeftMargin - iRightMargin);
double ry = .5*(myDialogs.dialogTextDescription.iSize + 2);
cairo_pattern_t *pPattern = cairo_pattern_create_radial (ry,
ry,
0.,
ry,
ry,
f * ry);
cairo_pattern_set_extend (pPattern, CAIRO_EXTEND_NONE);
cairo_pattern_add_color_stop_rgba (pPattern,
0.,
0., 0., 1., .3);
cairo_pattern_add_color_stop_rgba (pPattern,
1.,
0., 0., 0., 0.);
cairo_scale (pCairoContext, rx/ry, 1.);
cairo_set_source (pCairoContext, pPattern);
cairo_paint (pCairoContext);
cairo_pattern_destroy (pPattern);
cairo_restore (pCairoContext);
// on dessine l'indicateur de sous-listing.
if (pEntry->list != NULL)
{
cairo_set_source_rgba (pCairoContext, 0., 0., 0., f);
cairo_move_to (pCairoContext, iWidth - iLeftMargin - iRightMargin, myDialogs.dialogTextDescription.iSize/4);
cairo_rel_line_to (pCairoContext, iRightMargin, myDialogs.dialogTextDescription.iSize/4);
cairo_rel_line_to (pCairoContext, -iRightMargin, myDialogs.dialogTextDescription.iSize/4);
cairo_close_path (pCairoContext);
cairo_stroke (pCairoContext);
}
}
}
// on dessine le texte.
cairo_set_source_rgba (pCairoContext, 0., 0., 0., 1. - (double) iOffsetX / NB_STEPS_FOR_1_ENTRY);
pango_layout_set_text (pLayout, pEntry->cName, -1);
pango_cairo_show_layout (pCairoContext, pLayout);
// on separe la 1ere entree de la derniere.
if (e->prev == NULL)
{
cairo_set_source_rgba (pCairoContext, 0., 0., 0., .5);
cairo_move_to (pCairoContext, 0., 1.);
cairo_rel_line_to (pCairoContext, iWidth - iLeftMargin - iRightMargin, 0.);
double dashes = 2.;
cairo_set_dash (pCairoContext, &dashes, 1, 0.);
cairo_stroke (pCairoContext);
cairo_set_dash (pCairoContext, &dashes, 0, 0.);
}
cairo_restore (pCairoContext);
iOffsetX += NB_STEPS_LATE;
}
// on dessine le chemin de l'entree courante.
if (pListing->pCurrentEntry)
{
pEntry = pListing->pCurrentEntry->data;
cairo_save (pCairoContext);
cairo_set_source_rgb (pCairoContext, 0., 0., 0.);
cairo_translate (pCairoContext, fRadius - pListing->iTitleOffset, 0.);
pango_layout_set_text (pLayout, pEntry->cPath ? pEntry->cPath : pEntry->cName, -1);
PangoRectangle ink, log;
pango_layout_get_pixel_extents (pLayout, &ink, &log);
pListing->iTitleWidth = ink.width;
pango_cairo_show_layout (pCairoContext, pLayout);
cairo_restore (pCairoContext);
}
}
// on dessine l'etat de la recherche.
cairo_translate (pCairoContext, 0, iHeight - iBottomMargin);
cairo_set_source_surface (pCairoContext, myData.pScoobySurface, 0., 0.);
cairo_paint (pCairoContext);
cairo_set_source_rgb (pCairoContext, 0., 0., 0.);
cairo_translate (pCairoContext, 2 * (myDialogs.dialogTextDescription.iSize + 2), GAP);
if (myData.cStatus != NULL)
{
pango_layout_set_text (pLayout, myData.cStatus, -1);
}
pango_cairo_show_layout (pCairoContext, pLayout);
// on dessine le filtre.
cairo_translate (pCairoContext, 0., myDialogs.dialogTextDescription.iSize + 2);
cairo_set_source_surface (pCairoContext, (myData.iCurrentFilter & DO_MATCH_CASE) ? myData.pActiveButtonSurface : myData.pInactiveButtonSurface, 0., 0.);
cairo_paint (pCairoContext);
cairo_set_source_rgb (pCairoContext, 0., 0., 0.);
pango_layout_set_text (pLayout, D_("(F1) Match case"), -1);
pango_cairo_show_layout (pCairoContext, pLayout);
cairo_translate (pCairoContext, iWidth/3, 0.);
cairo_set_source_surface (pCairoContext, (myData.iCurrentFilter & DO_TYPE_MUSIC) ? myData.pActiveButtonSurface : myData.pInactiveButtonSurface, 0., 0.);
cairo_paint (pCairoContext);
cairo_set_source_rgb (pCairoContext, 0., 0., 0.);
pango_layout_set_text (pLayout, D_("(F2) Music"), -1);
pango_cairo_show_layout (pCairoContext, pLayout);
cairo_translate (pCairoContext, iWidth/3, 0.);
cairo_set_source_surface (pCairoContext, (myData.iCurrentFilter & DO_TYPE_IMAGE) ? myData.pActiveButtonSurface : myData.pInactiveButtonSurface, 0., 0.);
cairo_paint (pCairoContext);
cairo_set_source_rgb (pCairoContext, 0., 0., 0.);
pango_layout_set_text (pLayout, D_("(F3) Image"), -1);
pango_cairo_show_layout (pCairoContext, pLayout);
cairo_translate (pCairoContext, -2*iWidth/3, myDialogs.dialogTextDescription.iSize + 2);
cairo_set_source_surface (pCairoContext, (myData.iCurrentFilter & DO_TYPE_VIDEO) ? myData.pActiveButtonSurface : myData.pInactiveButtonSurface, 0., 0.);
cairo_paint (pCairoContext);
cairo_set_source_rgb (pCairoContext, 0., 0., 0.);
pango_layout_set_text (pLayout, D_("(F4) Video"), -1);
pango_cairo_show_layout (pCairoContext, pLayout);
cairo_translate (pCairoContext, iWidth/3, 0.);
cairo_set_source_surface (pCairoContext, (myData.iCurrentFilter & DO_TYPE_TEXT) ? myData.pActiveButtonSurface : myData.pInactiveButtonSurface, 0., 0.);
cairo_paint (pCairoContext);
cairo_set_source_rgb (pCairoContext, 0., 0., 0.);
pango_layout_set_text (pLayout, D_("(F5) Text"), -1);
pango_cairo_show_layout (pCairoContext, pLayout);
cairo_translate (pCairoContext, iWidth/3, 0.);
cairo_set_source_surface (pCairoContext, (myData.iCurrentFilter & DO_TYPE_HTML) ? myData.pActiveButtonSurface : myData.pInactiveButtonSurface, 0., 0.);
cairo_paint (pCairoContext);
cairo_set_source_rgb (pCairoContext, 0., 0., 0.);
pango_layout_set_text (pLayout, D_("(F6) Html"), -1);
pango_cairo_show_layout (pCairoContext, pLayout);
cairo_translate (pCairoContext, -2*iWidth/3, myDialogs.dialogTextDescription.iSize + 2);
cairo_set_source_surface (pCairoContext, (myData.iCurrentFilter & DO_TYPE_SOURCE) ? myData.pActiveButtonSurface : myData.pInactiveButtonSurface, 0., 0.);
cairo_paint (pCairoContext);
cairo_set_source_rgb (pCairoContext, 0., 0., 0.);
pango_layout_set_text (pLayout, D_("(F7) Sources"), -1);
pango_cairo_show_layout (pCairoContext, pLayout);
g_object_unref (pLayout);
}
static void
draw_controls (VidState *s)
{
int i;
if (s->control) {
for (i = 0; i < s->num_controls; i++) {
ControlInfo * ci = s->control_info + i;
if (ci->widget)
gtk_widget_destroy (ci->widget);
if (ci->label)
gtk_widget_destroy (ci->label);
if (ci->labelval)
gtk_widget_destroy (ci->labelval);
}
free (s->control_info);
s->control_info = NULL;
input_free_controls (s->control, s->num_controls);
s->control = NULL;
}
s->control = input_enum_controls (videoIn, &s->num_controls);
//fprintf(stderr,"V4L2_CID_BASE=0x%x\n",V4L2_CID_BASE);
//fprintf(stderr,"V4L2_CID_PRIVATE_BASE=0x%x\n",V4L2_CID_PRIVATE_BASE);
//fprintf(stderr,"V4L2_CID_PRIVATE_LAST=0x%x\n",V4L2_CID_PRIVATE_LAST);
fprintf(stderr,"Controls:\n");
for (i = 0; i < s->num_controls; i++) {
fprintf(stderr,"control[%d]: 0x%x",i,s->control[i].id);
fprintf (stderr," %s, %d:%d:%d, default %d\n", s->control[i].name,
s->control[i].min, s->control[i].step, s->control[i].max,
s->control[i].default_val);
}
if((s->control_info = malloc (s->num_controls * sizeof (ControlInfo)))==NULL){
printf("couldn't allocate memory for: s->control_info\n");
exit(1);
}
for (i = 0; i < s->num_controls; i++) {
ControlInfo * ci = s->control_info + i;
InputControl * c = s->control + i;
ci->idx = i;
ci->widget = NULL;
ci->label = NULL;
ci->labelval = NULL;
if (c->id == V4L2_CID_EXPOSURE_AUTO) {
int val;
ci->widget = gtk_check_button_new_with_label (c->name);
g_object_set_data (G_OBJECT (ci->widget), "control_info", ci);
gtk_widget_show (ci->widget);
gtk_table_attach (GTK_TABLE (s->table), ci->widget, 1, 3, 3+i, 4+i,
GTK_EXPAND | GTK_SHRINK | GTK_FILL, 0, 0, 0);
if (input_get_control (videoIn, c, &val) == 0) {
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (ci->widget),
val==AUTO_EXP ? TRUE : FALSE);
}
else {
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (ci->widget),
c->default_val==AUTO_EXP ? TRUE : FALSE);
gtk_widget_set_sensitive (ci->widget, FALSE);
}
if (!c->enabled) {
gtk_widget_set_sensitive (ci->widget, FALSE);
}
g_signal_connect (G_OBJECT (ci->widget), "toggled",
G_CALLBACK (check_changed), s);
} else if (c->type == INPUT_CONTROL_TYPE_INTEGER) {
PangoFontDescription * desc;
int val;
if (c->step == 0)
c->step = 1;
ci->widget = gtk_hscale_new_with_range (c->min, c->max, c->step);
gtk_scale_set_draw_value (GTK_SCALE (ci->widget), FALSE);
/* This is a hack to use always round the HScale to integer
* values. Strangely, this functionality is normally only
* available when draw_value is TRUE. */
GTK_RANGE (ci->widget)->round_digits = 0;
gtk_table_attach (GTK_TABLE (s->table), ci->widget, 1, 2, 3+i, 4+i,
GTK_EXPAND | GTK_SHRINK | GTK_FILL, 0, 0, 0);
g_object_set_data (G_OBJECT (ci->widget), "control_info", ci);
ci->maxchars = MAX (num_chars (c->min), num_chars (c->max));
gtk_widget_show (ci->widget);
ci->labelval = gtk_label_new (NULL);
gtk_table_attach (GTK_TABLE (s->table), ci->labelval, 2, 3,
3+i, 4+i, GTK_FILL, 0, 0, 0);
desc = pango_font_description_new ();
pango_font_description_set_family_static (desc, "monospace");
gtk_widget_modify_font (ci->labelval, desc);
gtk_misc_set_alignment (GTK_MISC (ci->labelval), 1, 0.5);
if (input_get_control (videoIn, c, &val) == 0) {
gtk_range_set_value (GTK_RANGE (ci->widget), val);
}
else {
gtk_range_set_value (GTK_RANGE (ci->widget), c->default_val);
gtk_widget_set_sensitive (ci->widget, FALSE);
gtk_widget_set_sensitive (ci->labelval, FALSE);
}
if (!c->enabled) {
gtk_widget_set_sensitive (ci->widget, FALSE);
gtk_widget_set_sensitive (ci->labelval, FALSE);
}
set_slider_label (GTK_RANGE (ci->widget));
g_signal_connect (G_OBJECT (ci->widget), "value-changed",
G_CALLBACK (slider_changed), s);
gtk_widget_show (ci->labelval);
ci->label = gtk_label_new (g_strdup_printf ("%s:", c->name));
}
else if (c->type == INPUT_CONTROL_TYPE_BOOLEAN) {
int val;
ci->widget = gtk_check_button_new_with_label (c->name);
g_object_set_data (G_OBJECT (ci->widget), "control_info", ci);
gtk_widget_show (ci->widget);
gtk_table_attach (GTK_TABLE (s->table), ci->widget, 1, 3, 3+i, 4+i,
GTK_EXPAND | GTK_SHRINK | GTK_FILL, 0, 0, 0);
if (input_get_control (videoIn, c, &val) == 0) {
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (ci->widget),
val ? TRUE : FALSE);
}
else {
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (ci->widget),
c->default_val ? TRUE : FALSE);
gtk_widget_set_sensitive (ci->widget, FALSE);
}
if (!c->enabled) {
gtk_widget_set_sensitive (ci->widget, FALSE);
}
g_signal_connect (G_OBJECT (ci->widget), "toggled",
G_CALLBACK (check_changed), s);
}
else if (c->type == INPUT_CONTROL_TYPE_MENU) {
int val, j;
ci->widget = gtk_combo_box_new_text ();
for (j = 0; j <= c->max; j++) {
gtk_combo_box_append_text (GTK_COMBO_BOX (ci->widget), c->entries[j]);
}
gtk_table_attach (GTK_TABLE (s->table), ci->widget, 1, 3, 3+i, 4+i,
GTK_EXPAND | GTK_SHRINK | GTK_FILL, 0, 0, 0);
g_object_set_data (G_OBJECT (ci->widget), "control_info", ci);
gtk_widget_show (ci->widget);
if (input_get_control (videoIn, c, &val) == 0) {
gtk_combo_box_set_active (GTK_COMBO_BOX (ci->widget), val);
}
else {
gtk_combo_box_set_active (GTK_COMBO_BOX (ci->widget), c->default_val);
gtk_widget_set_sensitive (ci->widget, FALSE);
}
if (!c->enabled) {
gtk_widget_set_sensitive (ci->widget, FALSE);
}
g_signal_connect (G_OBJECT (ci->widget), "changed",
G_CALLBACK (combo_changed), s);
ci->label = gtk_label_new (g_strdup_printf ("%s:", c->name));
}
else {
fprintf (stderr, "TODO: implement menu and button\n");
continue;
}
if (ci->label) {
gtk_misc_set_alignment (GTK_MISC (ci->label), 1, 0.5);
gtk_table_attach (GTK_TABLE (s->table), ci->label, 0, 1, 3+i, 4+i,
GTK_FILL, 0, 0, 0);
gtk_widget_show (ci->label);
}
}
}
cairo_surface_t*
render_text_to_surface (gchar* text,
gint width,
gint height,
const cairo_font_options_t* font_opts,
gdouble dpi)
{
cairo_surface_t* surface;
cairo_t* cr;
PangoFontDescription* desc;
PangoLayout* layout;
// sanity check
if (!text ||
width <= 0 ||
height <= 0)
return NULL;
// create surface
surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32,
width,
height);
if (cairo_surface_status (surface) != CAIRO_STATUS_SUCCESS)
return NULL;
// create context
cr = cairo_create (surface);
if (cairo_status (cr) != CAIRO_STATUS_SUCCESS)
{
cairo_surface_destroy (surface);
return NULL;
}
// clear context
cairo_scale (cr, 1.0f, 1.0f);
cairo_set_operator (cr, CAIRO_OPERATOR_CLEAR);
cairo_paint (cr);
//
layout = pango_cairo_create_layout (cr);
desc = pango_font_description_new ();
pango_font_description_set_size (desc, 12 * PANGO_SCALE);
pango_font_description_set_family_static (desc, "Candara");
pango_font_description_set_weight (desc, PANGO_WEIGHT_NORMAL);
pango_font_description_set_style (desc, PANGO_STYLE_NORMAL);
pango_layout_set_wrap (layout, PANGO_WRAP_WORD);
pango_layout_set_font_description (layout, desc);
pango_font_description_free (desc);
pango_layout_set_width (layout, width * PANGO_SCALE);
pango_layout_set_height (layout, height * PANGO_SCALE);
pango_layout_set_alignment (layout, PANGO_ALIGN_CENTER);
pango_layout_set_ellipsize (layout, PANGO_ELLIPSIZE_END);
// print and layout string (pango-wise)
pango_layout_set_text (layout, text, -1);
// make sure system-wide font-options like hinting, antialiasing etc.
// are taken into account
pango_cairo_context_set_font_options (pango_layout_get_context (layout),
font_opts);
pango_cairo_context_set_resolution (pango_layout_get_context (layout),
dpi);
pango_layout_context_changed (layout);
// draw pango-text to our cairo-context
cairo_move_to (cr, 0.0f, 0.0f);
cairo_set_operator (cr, CAIRO_OPERATOR_OVER);
cairo_set_source_rgba (cr, 1.0f, 1.0f, 1.0f, 1.0f);
// this call leaks 3803 bytes, I've no idea how to fix that
pango_cairo_show_layout (cr, layout);
// clean up
g_object_unref (layout);
cairo_destroy (cr);
return surface;
}
static PangoLayout *
rsvg_text_create_layout (RsvgDrawingCtx * ctx,
RsvgState * state, const char *text, PangoContext * context)
{
PangoFontDescription *font_desc;
PangoLayout *layout;
PangoAttrList *attr_list;
PangoAttribute *attribute;
if (state->lang)
pango_context_set_language (context, pango_language_from_string (state->lang));
if (state->unicode_bidi == UNICODE_BIDI_OVERRIDE || state->unicode_bidi == UNICODE_BIDI_EMBED)
pango_context_set_base_dir (context, state->text_dir);
font_desc = pango_font_description_copy (pango_context_get_font_description (context));
if (state->font_family)
pango_font_description_set_family_static (font_desc, state->font_family);
pango_font_description_set_style (font_desc, state->font_style);
pango_font_description_set_variant (font_desc, state->font_variant);
pango_font_description_set_weight (font_desc, state->font_weight);
pango_font_description_set_stretch (font_desc, state->font_stretch);
pango_font_description_set_size (font_desc,
_rsvg_css_normalize_font_size (state, ctx) *
PANGO_SCALE / ctx->dpi_y * 72);
layout = pango_layout_new (context);
pango_layout_set_font_description (layout, font_desc);
pango_font_description_free (font_desc);
attr_list = pango_attr_list_new ();
attribute = pango_attr_letter_spacing_new (_rsvg_css_normalize_length (&state->letter_spacing,
ctx, 'h') * PANGO_SCALE);
attribute->start_index = 0;
attribute->end_index = G_MAXINT;
pango_attr_list_insert (attr_list, attribute);
if (state->has_font_decor && text) {
if (state->font_decor & TEXT_UNDERLINE) {
attribute = pango_attr_underline_new (PANGO_UNDERLINE_SINGLE);
attribute->start_index = 0;
attribute->end_index = -1;
pango_attr_list_insert (attr_list, attribute);
}
if (state->font_decor & TEXT_STRIKE) {
attribute = pango_attr_strikethrough_new (TRUE);
attribute->start_index = 0;
attribute->end_index = -1;
pango_attr_list_insert (attr_list, attribute);
}
}
pango_layout_set_attributes (layout, attr_list);
pango_attr_list_unref (attr_list);
if (text)
pango_layout_set_text (layout, text, -1);
else
pango_layout_set_text (layout, NULL, 0);
pango_layout_set_alignment (layout, (state->text_dir == PANGO_DIRECTION_LTR ||
state->text_dir == PANGO_DIRECTION_TTB_LTR) ?
PANGO_ALIGN_LEFT : PANGO_ALIGN_RIGHT);
return layout;
}
static void
configure_term_widget (VteTerminal *vtterm,
GVariantDict *options)
{
/* Pick default settings from the settings... */
dg_lmem gchar *opt_font = NULL;
dg_lmem gchar *opt_theme = NULL;
dg_lmem gchar *opt_fgcolor = NULL;
dg_lmem gchar *opt_bgcolor = NULL;
gboolean opt_bold;
guint opt_scroll;
DwtSettings *settings = dwt_settings_get_instance ();
g_object_get (settings,
"font", &opt_font,
"theme", &opt_theme,
"allow-bold", &opt_bold,
"scrollback", &opt_scroll,
"foreground-color", &opt_fgcolor,
"background-color", &opt_bgcolor,
NULL);
/*
* This ensures that properties are updated for the terminal whenever they
* change in the configuration files.
*
* TODO: For now this is done only for those properties which cannot be
* overriden using command line flags.
*/
static const struct {
const gchar *setting_name;
const gchar *property_name;
GBindingFlags bind_flags;
} property_bind_map[] = {
{ "mouse-autohide", "pointer-autohide", G_BINDING_SYNC_CREATE },
{ "audible-bell", "audible-bell", G_BINDING_SYNC_CREATE },
};
for (guint i = 0; i < G_N_ELEMENTS (property_bind_map); i++) {
g_object_bind_property (settings,
property_bind_map[i].setting_name,
G_OBJECT (vtterm),
property_bind_map[i].property_name,
property_bind_map[i].bind_flags);
}
/* ...and allow command line options to override them. */
if (options) {
dg_lmem gchar *cmd_font = NULL;
g_variant_dict_lookup (options, "font", "s", &cmd_font);
if (cmd_font) SWAP (gchar*, cmd_font, opt_font);
dg_lmem gchar *cmd_theme = NULL;
g_variant_dict_lookup (options, "theme", "s", &cmd_theme);
if (cmd_theme) SWAP (gchar*, cmd_theme, opt_theme);
g_variant_dict_lookup (options, "allow-bold", "b", &opt_bold);
g_variant_dict_lookup (options, "scrollback", "u", &opt_scroll);
}
PangoFontDescription *fontd = pango_font_description_from_string (opt_font);
if (fontd) {
if (!pango_font_description_get_family (fontd))
pango_font_description_set_family_static (fontd, "monospace");
if (!pango_font_description_get_size (fontd))
pango_font_description_set_size (fontd, 12 * PANGO_SCALE);
vte_terminal_set_font (vtterm, fontd);
pango_font_description_free (fontd);
fontd = NULL;
}
const Theme *theme = &themes[1];
if (opt_theme) {
theme = find_theme (opt_theme);
if (!theme) {
g_printerr ("No such theme '%s', using default (linux)\n", opt_theme);
theme = &themes[1];
}
}
GdkRGBA fgcolor, bgcolor;
if (!(opt_fgcolor && gdk_rgba_parse (&fgcolor, opt_fgcolor)))
fgcolor = theme->fg;
if (!(opt_bgcolor && gdk_rgba_parse (&bgcolor, opt_bgcolor)))
bgcolor = theme->bg;
vte_terminal_set_rewrap_on_resize (vtterm, TRUE);
vte_terminal_set_scroll_on_keystroke (vtterm, TRUE);
vte_terminal_set_audible_bell (vtterm, FALSE);
vte_terminal_set_scroll_on_output (vtterm, FALSE);
vte_terminal_set_allow_bold (vtterm, opt_bold);
vte_terminal_set_scrollback_lines (vtterm, opt_scroll);
vte_terminal_set_cursor_blink_mode (vtterm, VTE_CURSOR_BLINK_OFF);
vte_terminal_set_cursor_shape (vtterm, VTE_CURSOR_SHAPE_BLOCK);
vte_terminal_set_colors (vtterm,
&fgcolor,
&bgcolor,
theme->colors,
G_N_ELEMENTS (theme->colors));
const GRegexCompileFlags regex_compile_flags =
G_REGEX_CASELESS | G_REGEX_OPTIMIZE | G_REGEX_MULTILINE;
gint match_tag =
vte_terminal_match_add_gregex (vtterm,
g_regex_new (uri_regexp,
regex_compile_flags,
G_REGEX_MATCH_NOTEMPTY,
NULL),
G_REGEX_MATCH_NOTEMPTY);
vte_terminal_match_set_cursor_type (vtterm, match_tag, GDK_HAND2);
}
static void
conting_cs_draw(ContingDrawing *self, cairo_t *cr)
{
ContingSymbol *symb;
ContingComponent *comp;
GdkColor *color;
ArtPoint pw0, pw1;
GdkRectangle rect;
gdouble affine[6];
g_return_if_fail(self != NULL && CONTING_IS_CS(self));
symb = CONTING_SYMBOL(self);
comp = CONTING_COMPONENT(self);
g_object_get(self, "color", &color, NULL);
pw0 = comp->p0;
pw1 = comp->p1;
rect.x = (pw0.x < pw1.x ? pw0.x : pw1.x);
rect.y = (pw0.y < pw1.y ? pw0.y : pw1.y);
rect.width = fabs(pw1.x - pw0.x);
rect.height = fabs(pw1.y - pw0.y);
cairo_set_antialias(cr, CAIRO_ANTIALIAS_DEFAULT);
cairo_arc(cr,
rect.x + ((gdouble) rect.width / 2.0),
rect.y + ((gdouble) rect.height / 2.0),
(gdouble) rect.width / 2.0, 0, 2 * M_PI);
cairo_set_source_rgb(cr,
(gdouble) color->red / (gdouble) G_MAXUINT16,
(gdouble) color->green / (gdouble) G_MAXUINT16,
(gdouble) color->blue / (gdouble) G_MAXUINT16);
cairo_stroke(cr);
cr = conting_drawing_get_cairo_absolute(self);
conting_drawing_get_i2w_affine_absolute(self, affine);
cairo_transform(cr, (cairo_matrix_t *) affine);
cairo_set_antialias(cr, CAIRO_ANTIALIAS_DEFAULT);
cairo_set_source_rgb(cr,
(gdouble) color->red / (gdouble) G_MAXUINT16,
(gdouble) color->green / (gdouble) G_MAXUINT16,
(gdouble) color->blue / (gdouble) G_MAXUINT16);
{
PangoLayout *layout;
PangoFontDescription *font;
layout = pango_cairo_create_layout(cr);
font = pango_font_description_new();
pango_font_description_set_size(font, 4 * PANGO_SCALE);
/* g_print("size = %d\n", pango_font_description_get_size(font)); */
pango_font_description_set_family_static(font, "Arial");
pango_font_description_set_style(font, PANGO_STYLE_NORMAL);
pango_layout_set_font_description(layout, font);
pango_layout_set_text(layout, "CS", 2);
cairo_move_to(cr, pw0.x + 1, pw0.y + 2);
pango_cairo_update_layout(cr, layout);
pango_cairo_show_layout(cr, layout);
g_object_unref(layout);
}
cairo_stroke(cr);
cairo_destroy(cr);
CONTING_DRAWING_CLASS(parent_class)->draw(self, cr);
}
static PangoCairoFontHexBoxInfo *
_pango_cairo_font_private_get_hex_box_info (PangoCairoFontPrivate *cf_priv)
{
static const char hexdigits[] = "0123456789ABCDEF";
char c[2] = {0, 0};
PangoFont *mini_font;
PangoCairoFontHexBoxInfo *hbi;
/* for metrics hinting */
double scale_x = 1., scale_x_inv = 1., scale_y = 1., scale_y_inv = 1.;
gboolean is_hinted;
int i;
int rows;
double pad;
double width = 0;
double height = 0;
cairo_font_options_t *font_options;
cairo_font_extents_t font_extents;
double size, mini_size;
PangoFontDescription *desc;
cairo_scaled_font_t *scaled_font, *scaled_mini_font;
PangoMatrix pango_ctm;
cairo_matrix_t cairo_ctm;
PangoGravity gravity;
if (!cf_priv)
return NULL;
if (cf_priv->hbi)
return cf_priv->hbi;
scaled_font = _pango_cairo_font_private_get_scaled_font (cf_priv);
if (G_UNLIKELY (scaled_font == NULL || cairo_scaled_font_status (scaled_font) != CAIRO_STATUS_SUCCESS))
return NULL;
is_hinted = cf_priv->is_hinted;
font_options = cairo_font_options_create ();
desc = pango_font_describe_with_absolute_size ((PangoFont *)cf_priv->cfont);
size = pango_font_description_get_size (desc) / (1.*PANGO_SCALE);
gravity = pango_font_description_get_gravity (desc);
cairo_scaled_font_get_ctm (scaled_font, &cairo_ctm);
cairo_scaled_font_get_font_options (scaled_font, font_options);
/* I started adding support for vertical hexboxes here, but it's too much
* work. Easier to do with cairo user fonts and vertical writing mode
* support in cairo.
*/
/*cairo_matrix_rotate (&cairo_ctm, pango_gravity_to_rotation (gravity));*/
pango_ctm.xx = cairo_ctm.xx;
pango_ctm.yx = cairo_ctm.yx;
pango_ctm.xy = cairo_ctm.xy;
pango_ctm.yy = cairo_ctm.yy;
pango_ctm.x0 = cairo_ctm.x0;
pango_ctm.y0 = cairo_ctm.y0;
if (is_hinted)
{
/* prepare for some hinting */
double x, y;
x = 1.; y = 0.;
cairo_matrix_transform_distance (&cairo_ctm, &x, &y);
scale_x = sqrt (x*x + y*y);
scale_x_inv = 1 / scale_x;
x = 0.; y = 1.;
cairo_matrix_transform_distance (&cairo_ctm, &x, &y);
scale_y = sqrt (x*x + y*y);
scale_y_inv = 1 / scale_y;
}
/* we hint to the nearest device units */
#define HINT(value, scale, scale_inv) (ceil ((value-1e-5) * scale) * scale_inv)
#define HINT_X(value) HINT ((value), scale_x, scale_x_inv)
#define HINT_Y(value) HINT ((value), scale_y, scale_y_inv)
/* create mini_font description */
{
PangoFontMap *fontmap;
PangoContext *context;
/* XXX this is racy. need a ref'ing getter... */
fontmap = pango_font_get_font_map ((PangoFont *)cf_priv->cfont);
if (!fontmap)
return NULL;
fontmap = g_object_ref (fontmap);
/* we inherit most font properties for the mini font. just
* change family and size. means, you get bold hex digits
* in the hexbox for a bold font.
*/
/* We should rotate the box, not glyphs */
pango_font_description_unset_fields (desc, PANGO_FONT_MASK_GRAVITY);
pango_font_description_set_family_static (desc, "monospace");
rows = 2;
mini_size = size / 2.2;
if (is_hinted)
{
mini_size = HINT_Y (mini_size);
if (mini_size < 6.0)
{
rows = 1;
mini_size = MIN (MAX (size - 1, 0), 6.0);
}
}
pango_font_description_set_absolute_size (desc, pango_units_from_double (mini_size));
/* load mini_font */
context = pango_font_map_create_context (fontmap);
pango_context_set_matrix (context, &pango_ctm);
pango_context_set_language (context, pango_script_get_sample_language (PANGO_SCRIPT_LATIN));
pango_cairo_context_set_font_options (context, font_options);
mini_font = pango_font_map_load_font (fontmap, context, desc);
g_object_unref (context);
g_object_unref (fontmap);
}
pango_font_description_free (desc);
cairo_font_options_destroy (font_options);
scaled_mini_font = pango_cairo_font_get_scaled_font ((PangoCairoFont *) mini_font);
for (i = 0 ; i < 16 ; i++)
{
cairo_text_extents_t extents;
c[0] = hexdigits[i];
cairo_scaled_font_text_extents (scaled_mini_font, c, &extents);
width = MAX (width, extents.width);
height = MAX (height, extents.height);
}
cairo_scaled_font_extents (scaled_font, &font_extents);
if (font_extents.ascent + font_extents.descent <= 0)
{
font_extents.ascent = PANGO_UNKNOWN_GLYPH_HEIGHT;
font_extents.descent = 0;
}
pad = (font_extents.ascent + font_extents.descent) / 43;
pad = MIN (pad, mini_size);
hbi = g_slice_new (PangoCairoFontHexBoxInfo);
hbi->font = (PangoCairoFont *) mini_font;
hbi->rows = rows;
hbi->digit_width = width;
hbi->digit_height = height;
hbi->pad_x = pad;
hbi->pad_y = pad;
if (is_hinted)
{
hbi->digit_width = HINT_X (hbi->digit_width);
hbi->digit_height = HINT_Y (hbi->digit_height);
hbi->pad_x = HINT_X (hbi->pad_x);
hbi->pad_y = HINT_Y (hbi->pad_y);
}
hbi->line_width = MIN (hbi->pad_x, hbi->pad_y);
hbi->box_height = 3 * hbi->pad_y + rows * (hbi->pad_y + hbi->digit_height);
if (rows == 1 || hbi->box_height <= font_extents.ascent)
{
hbi->box_descent = 2 * hbi->pad_y;
}
else if (hbi->box_height <= font_extents.ascent + font_extents.descent - 2 * hbi->pad_y)
{
hbi->box_descent = 2 * hbi->pad_y + hbi->box_height - font_extents.ascent;
}
else
{
hbi->box_descent = font_extents.descent * hbi->box_height /
(font_extents.ascent + font_extents.descent);
}
if (is_hinted)
{
hbi->box_descent = HINT_Y (hbi->box_descent);
}
cf_priv->hbi = hbi;
return hbi;
}
static void
e_table_group_container_print_page (EPrintable *ep,
GtkPrintContext *context,
gdouble width,
gdouble height,
gboolean quantize,
ETGCPrintContext *groupcontext)
{
cairo_t *cr;
gdouble yd = height;
gdouble child_height;
ETableGroupContainerChildNode *child_node;
GList *child;
EPrintable *child_printable;
gchar *string;
PangoLayout *layout;
PangoFontDescription *desc;
child_printable = groupcontext->child_printable;
child = groupcontext->child;
yd = 6.5 * 72;
height = 5 * 72;
if (child_printable) {
if (child)
child_node = child->data;
else
child_node = NULL;
g_object_ref (child_printable);
} else {
if (!child) {
return;
} else {
child_node = child->data;
child_printable = e_table_group_get_printable(child_node->child);
if (child_printable)
g_object_ref (child_printable);
e_printable_reset(child_printable);
}
}
layout = gtk_print_context_create_pango_layout (context);
desc = pango_font_description_new ();
pango_font_description_set_family_static (desc, "Helvetica");
pango_font_description_set_size (desc, TEXT_HEIGHT);
pango_layout_set_font_description (layout, desc);
pango_font_description_free (desc);
while (1) {
child_height = e_printable_height(child_printable, context, width,yd + 2 * TEXT_AREA_HEIGHT, quantize);
cr = gtk_print_context_get_cairo_context (context);
cairo_save (cr);
cairo_rectangle (cr, 0, 0, width,TEXT_AREA_HEIGHT);
cairo_rectangle (cr, 0, 0, 2 * TEXT_AREA_HEIGHT, child_height + TEXT_AREA_HEIGHT);
cairo_set_source_rgb (cr, .7, .7, .7) ;
cairo_fill(cr) ;
cairo_restore (cr);
cairo_save (cr);
cairo_rectangle (cr, 0, 0, width, TEXT_AREA_HEIGHT);
cairo_clip (cr);
cairo_restore (cr);
cairo_move_to(cr, 0, 0);
if (groupcontext->etgc->ecol->text)
string = g_strdup_printf ("%s : %s (%d item%s)",
groupcontext->etgc->ecol->text,
child_node->string,
(gint) child_node->count,
child_node->count == 1 ? "" : "s");
else
string = g_strdup_printf ("%s (%d item%s)",
child_node->string,
(gint) child_node->count,
child_node->count == 1 ? "" : "s");
pango_layout_set_text (layout, string, -1);
pango_cairo_show_layout (cr, layout);
g_free(string);
cairo_translate(cr, 2 * TEXT_AREA_HEIGHT, TEXT_AREA_HEIGHT) ;
cairo_move_to(cr, 0, 0);
cairo_rectangle (cr, 0, 0, width - 2 * TEXT_AREA_HEIGHT,child_height);
cairo_clip(cr);
e_printable_print_page (child_printable, context, width-2 * TEXT_AREA_HEIGHT, 0, quantize);
yd += child_height + TEXT_AREA_HEIGHT;
if (e_printable_data_left(child_printable))
break;
child = child->next;
if (!child) {
child_printable = NULL;
break;
}
child_node = child->data;
if (child_printable)
g_object_unref (child_printable);
child_printable = e_table_group_get_printable(child_node->child);
if (child_printable)
g_object_ref (child_printable);
e_printable_reset(child_printable);
}
if (groupcontext->child_printable)
g_object_unref (groupcontext->child_printable);
groupcontext->child_printable = child_printable;
groupcontext->child = child;
g_object_unref (layout);
}
