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2007-11-19 Emmanuele Bassi <ebassi@openedhand.com>
* clutter/clutter-label.[ch]: Fix ClutterLabel size allocation when no bounding box has been provided, and store the box set by the user so that it can be reused when recomputing the layout. (#600) (clutter_label_class_init), (clutter_label_init): Set the :wrap property default to FALSE. * clutter/clutter-units.h: Add ClutterUnit-to-PangoUnit conversion macro. * tests/test-rotate.c: Fix string.
This commit is contained in:
Emmanuele Bassi
parent
531be399b7
commit
caa56dadd4
14
ChangeLog
14
ChangeLog
@ -1,3 +1,17 @@
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2007-11-19 Emmanuele Bassi <ebassi@openedhand.com>
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* clutter/clutter-label.[ch]: Fix ClutterLabel size allocation when
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no bounding box has been provided, and store the box set by the
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user so that it can be reused when recomputing the layout. (#600)
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(clutter_label_class_init),
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(clutter_label_init): Set the :wrap property default to FALSE.
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* clutter/clutter-units.h: Add ClutterUnit-to-PangoUnit conversion
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macro.
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* tests/test-rotate.c: Fix string.
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2007-11-19 Emmanuele Bassi <ebassi@openedhand.com>
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* clutter/clutter-behaviour-bspline.c:
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@ -27,7 +27,7 @@
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* SECTION:clutter-label
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* @short_description: Actor for displaying text
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*
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* #ClutterLabel is a #ClutterTexture that displays text.
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* #ClutterLabel is a #ClutterActor that displays text using Pango.
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*/
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#ifdef HAVE_CONFIG_H
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@ -66,11 +66,12 @@ enum
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PROP_COLOR,
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PROP_ATTRIBUTES,
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PROP_USE_MARKUP,
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PROP_ALIGNMENT, /* FIXME */
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PROP_ALIGNMENT,
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PROP_WRAP,
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PROP_WRAP_MODE,
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PROP_JUSTIFY,
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PROP_ELLIPSIZE,
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PROP_LAYOUT_FLAGS,
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PROP_LAYOUT_FLAGS
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};
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#define CLUTTER_LABEL_GET_PRIVATE(obj) \
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@ -79,11 +80,10 @@ enum
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struct _ClutterLabelPrivate
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{
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PangoContext *context;
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PangoFontDescription *desc;
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PangoFontDescription *font_desc;
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ClutterColor fgcol;
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ClutterLayoutFlags layout_flags;
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ClutterActorBox allocation;
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gchar *text;
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@ -99,13 +99,406 @@ struct _ClutterLabelPrivate
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guint ellipsize : 3;
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guint single_line_mode : 1;
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guint wrap_mode : 3;
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guint justify : 1;
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PangoAttrList *attrs;
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PangoAttrList *effective_attrs;
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PangoLayout *layout;
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gint width_chars;
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gint wrap_width;
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};
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static gint
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get_label_char_width (ClutterLabel *label)
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{
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ClutterLabelPrivate *priv = label->priv;
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PangoContext *context;
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PangoFontMetrics *metrics;
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gint char_width, digit_width, char_pixels, w;
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context = pango_layout_get_context (priv->layout);
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metrics = pango_context_get_metrics (context, priv->font_desc,
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pango_context_get_language (context));
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char_width = pango_font_metrics_get_approximate_char_width (metrics);
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digit_width = pango_font_metrics_get_approximate_digit_width (metrics);
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char_pixels = MAX (char_width, digit_width);
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pango_font_metrics_unref (metrics);
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if (priv->width_chars < 0)
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{
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PangoRectangle rect;
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pango_layout_set_width (priv->layout, -1);
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pango_layout_get_extents (priv->layout, NULL, &rect);
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w = char_pixels * 5;
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w = MIN (rect.width, w);
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}
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else
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{
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/* enforce minimum width for ellipsized labels at ~5 chars */
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w = char_pixels * MAX (priv->width_chars, 5);
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}
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return w;
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}
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static gint
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get_label_wrap_width (ClutterLabel *label)
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{
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ClutterLabelPrivate *priv = label->priv;
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if (priv->wrap_width < 0)
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{
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if (priv->width_chars > 0)
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priv->wrap_width = get_label_char_width (label);
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else
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{
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PangoLayout *tmp;
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tmp = pango_layout_new (_context);
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pango_layout_set_font_description (tmp, priv->font_desc);
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pango_layout_set_text (tmp, "This is a very long string, which "
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"should be enough for a wrap width.",
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-1);
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pango_layout_get_size (tmp, &priv->wrap_width, NULL);
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g_object_unref (tmp);
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}
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}
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return priv->wrap_width;
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}
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static void
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clutter_label_ensure_layout (ClutterLabel *label)
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{
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ClutterLabelPrivate *priv;
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gint width;
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priv = label->priv;
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/* use the last size requested, if any */
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width = CLUTTER_UNITS_TO_INT (priv->allocation.x2 - priv->allocation.x1);
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if (!priv->layout)
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{
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priv->layout = pango_layout_new (_context);
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if (priv->effective_attrs)
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pango_layout_set_attributes (priv->layout, priv->effective_attrs);
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pango_layout_set_alignment (priv->layout, priv->alignment);
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pango_layout_set_ellipsize (priv->layout, priv->ellipsize);
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pango_layout_set_single_paragraph_mode (priv->layout,
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priv->single_line_mode);
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pango_layout_set_font_description (priv->layout, priv->font_desc);
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pango_layout_set_justify (priv->layout, priv->justify);
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if (priv->text)
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{
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if (!priv->use_markup)
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pango_layout_set_text (priv->layout, priv->text, -1);
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else
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pango_layout_set_markup (priv->layout, priv->text, -1);
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}
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if (priv->ellipsize)
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pango_layout_set_width (priv->layout, width > 0 ? width * PANGO_SCALE
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: -1);
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else if (priv->wrap)
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{
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pango_layout_set_wrap (priv->layout, priv->wrap_mode);
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if (width > 0)
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pango_layout_set_width (priv->layout, width * PANGO_SCALE);
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else
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{
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/* this was adapted from the GtkLabel code */
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ClutterActor *stage = clutter_stage_get_default ();
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gint stage_width = clutter_actor_get_width (stage);
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gint longest_paragraph, height, wrap_width;
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PangoRectangle logical_rect;
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pango_layout_set_width (priv->layout, -1);
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pango_layout_get_extents (priv->layout, NULL, &logical_rect);
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width = logical_rect.width;
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longest_paragraph = width;
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wrap_width = get_label_wrap_width (label);
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width = MAX (width, wrap_width);
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width = MIN (width, PANGO_SCALE * (stage_width + 1) / 2);
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pango_layout_set_width (priv->layout, width);
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pango_layout_get_extents (priv->layout, NULL, &logical_rect);
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width = logical_rect.width;
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height = logical_rect.height;
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if (longest_paragraph > 0)
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{
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gint n_lines, perfect_width;
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n_lines = pango_layout_get_line_count (priv->layout);
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perfect_width = (longest_paragraph + n_lines - 1) / n_lines;
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if (perfect_width < width)
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{
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pango_layout_set_width (priv->layout, perfect_width);
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pango_layout_get_extents (priv->layout, NULL,
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&logical_rect);
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if (logical_rect.height <= height)
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width = logical_rect.width = width;
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else
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{
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gint mid_width = (perfect_width + width) / 2;
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if (mid_width > perfect_width)
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{
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pango_layout_set_width (priv->layout, mid_width);
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pango_layout_get_extents (priv->layout, NULL,
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&logical_rect);
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if (logical_rect.height <= height);
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width = logical_rect.width;
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}
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}
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}
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}
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pango_layout_set_width (priv->layout, width);
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}
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}
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else
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pango_layout_set_width (priv->layout, -1);
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}
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CLUTTER_NOTE (ACTOR, "Label width set to %d pixels", width);
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}
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static void
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clutter_label_clear_layout (ClutterLabel *label)
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{
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if (label->priv->layout)
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{
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g_object_unref (label->priv->layout);
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label->priv->layout = NULL;
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}
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}
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static void
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clutter_label_paint (ClutterActor *self)
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{
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ClutterLabel *label = CLUTTER_LABEL (self);
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ClutterLabelPrivate *priv = label->priv;
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if (priv->font_desc == NULL || priv->text == NULL)
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{
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CLUTTER_NOTE (ACTOR, "layout: %p, desc: %p, text %p",
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priv->layout,
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priv->font_desc ? priv->font_desc : 0x0,
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priv->text ? priv->text : 0x0);
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return;
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}
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CLUTTER_NOTE (PAINT, "painting label (text:`%s')", priv->text);
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clutter_label_ensure_layout (label);
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priv->fgcol.alpha = clutter_actor_get_opacity (self);
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pango_clutter_render_layout (priv->layout, 0, 0, &priv->fgcol, 0);
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}
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static void
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clutter_label_query_coords (ClutterActor *self,
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ClutterActorBox *box)
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{
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ClutterLabel *label = CLUTTER_LABEL(self);
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ClutterLabelPrivate *priv;
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PangoRectangle logical_rect;
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priv = label->priv;
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if (priv->wrap)
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clutter_label_clear_layout (label);
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clutter_label_ensure_layout (label);
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pango_layout_get_extents (priv->layout, NULL, &logical_rect);
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box->x2 = box->x1 + CLUTTER_UNITS_FROM_PANGO_UNIT (logical_rect.width);
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box->y2 = box->y1 + CLUTTER_UNITS_FROM_PANGO_UNIT (logical_rect.height);
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return;
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}
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static void
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clutter_label_request_coords (ClutterActor *self,
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ClutterActorBox *box)
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{
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ClutterLabel *label = CLUTTER_LABEL (self);
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ClutterLabelPrivate *priv = label->priv;
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if (priv->ellipsize)
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{
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if (priv->layout)
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{
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gint width;
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PangoRectangle logical;
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width = CLUTTER_UNITS_TO_INT (box->x2 - box->x1) * PANGO_SCALE;
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pango_layout_set_width (priv->layout, -1);
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pango_layout_get_extents (priv->layout, NULL, &logical);
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if (logical.width > width)
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pango_layout_set_width (priv->layout, width);
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}
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}
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else
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clutter_label_clear_layout (label);
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priv->allocation = *box;
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}
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static void
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clutter_label_dispose (GObject *object)
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{
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ClutterLabel *self = CLUTTER_LABEL(object);
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ClutterLabelPrivate *priv;
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priv = self->priv;
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if (priv->layout)
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{
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g_object_unref (priv->layout);
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priv->layout = NULL;
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}
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if (priv->context)
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{
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g_object_unref (priv->context);
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priv->context = NULL;
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}
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G_OBJECT_CLASS (clutter_label_parent_class)->dispose (object);
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}
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static void
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clutter_label_finalize (GObject *object)
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{
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ClutterLabel *self = CLUTTER_LABEL(object);
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ClutterLabelPrivate *priv;
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priv = self->priv;
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if (priv->font_desc)
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pango_font_description_free (priv->font_desc);
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g_free (priv->text);
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g_free (priv->font_name);
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G_OBJECT_CLASS (clutter_label_parent_class)->finalize (object);
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}
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static ClutterLayoutFlags
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clutter_label_get_layout_flags (ClutterLayout *layout)
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{
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ClutterLayoutFlags flags;
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ClutterFixed angle;
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flags = CLUTTER_LAYOUT_NATURAL;
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angle = clutter_actor_get_rotationx (CLUTTER_ACTOR (layout),
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CLUTTER_Z_AXIS,
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NULL, NULL, NULL);
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if (angle == 0 || angle == CLUTTER_INT_TO_FIXED (180))
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flags |= CLUTTER_LAYOUT_HEIGHT_FOR_WIDTH;
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else if (angle == CLUTTER_INT_TO_FIXED (90) || angle == CLUTTER_INT_TO_FIXED (270))
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flags |= CLUTTER_LAYOUT_WIDTH_FOR_HEIGHT;
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return flags;
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}
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static void
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clutter_label_width_for_height (ClutterLayout *layout,
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ClutterUnit *width,
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ClutterUnit height)
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{
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ClutterLabel *label = CLUTTER_LABEL (layout);
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PangoLayout *tmp;
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gint layout_height;
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clutter_label_ensure_layout (label);
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tmp = pango_layout_copy (label->priv->layout);
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pango_layout_set_width (tmp, CLUTTER_UNITS_TO_PANGO_UNIT (height));
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pango_layout_get_pixel_size (tmp, NULL, &layout_height);
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if (width)
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*width = CLUTTER_UNITS_FROM_INT (layout_height);
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g_object_unref (tmp);
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}
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static void
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clutter_label_height_for_width (ClutterLayout *layout,
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ClutterUnit width,
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ClutterUnit *height)
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{
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ClutterLabel *label = CLUTTER_LABEL (layout);
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PangoLayout *tmp;
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gint layout_height;
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clutter_label_ensure_layout (label);
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tmp = pango_layout_copy (label->priv->layout);
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pango_layout_set_width (tmp, CLUTTER_UNITS_TO_PANGO_UNIT (width));
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pango_layout_get_pixel_size (tmp, NULL, &layout_height);
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if (height)
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*height = CLUTTER_UNITS_FROM_INT (layout_height);
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g_object_unref (tmp);
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}
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static void
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clutter_label_natural_request (ClutterLayout *layout,
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ClutterUnit *width,
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ClutterUnit *height)
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{
|
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ClutterLabel *label = CLUTTER_LABEL (layout);
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PangoLayout *tmp;
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PangoRectangle logical_rect = { 0, };
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clutter_label_ensure_layout (label);
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tmp = pango_layout_copy (label->priv->layout);
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pango_layout_set_width (tmp, -1);
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pango_layout_set_ellipsize (tmp, PANGO_ELLIPSIZE_NONE);
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pango_layout_get_extents (tmp, NULL, &logical_rect);
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|
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if (width)
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*width = CLUTTER_UNITS_FROM_PANGO_UNIT (logical_rect.width);
|
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if (height)
|
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*height = CLUTTER_UNITS_FROM_PANGO_UNIT (logical_rect.height);
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||||
|
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g_object_unref (tmp);
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||||
}
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||||
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static void
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clutter_layout_iface_init (ClutterLayoutIface *iface)
|
||||
{
|
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iface->get_layout_flags = clutter_label_get_layout_flags;
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iface->height_for_width = clutter_label_height_for_width;
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iface->width_for_height = clutter_label_width_for_height;
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iface->natural_request = clutter_label_natural_request;
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}
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static void
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clutter_label_set_property (GObject *object,
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@ -142,6 +535,9 @@ clutter_label_set_property (GObject *object,
|
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case PROP_WRAP:
|
||||
clutter_label_set_line_wrap (label, g_value_get_boolean (value));
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break;
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case PROP_JUSTIFY:
|
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clutter_label_set_justify (label, g_value_get_boolean (value));
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||||
break;
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case PROP_WRAP_MODE:
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clutter_label_set_line_wrap_mode (label, g_value_get_enum (value));
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break;
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@ -164,7 +560,7 @@ clutter_label_get_property (GObject *object,
|
||||
ClutterLabelPrivate *priv;
|
||||
ClutterColor color;
|
||||
|
||||
label = CLUTTER_LABEL(object);
|
||||
label = CLUTTER_LABEL (object);
|
||||
priv = label->priv;
|
||||
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||||
switch (prop_id)
|
||||
@ -188,6 +584,9 @@ clutter_label_get_property (GObject *object,
|
||||
case PROP_USE_MARKUP:
|
||||
g_value_set_boolean (value, priv->use_markup);
|
||||
break;
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||||
case PROP_JUSTIFY:
|
||||
g_value_set_boolean (value, priv->justify);
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||||
break;
|
||||
case PROP_WRAP:
|
||||
g_value_set_boolean (value, priv->wrap);
|
||||
break;
|
||||
@ -198,7 +597,8 @@ clutter_label_get_property (GObject *object,
|
||||
g_value_set_enum (value, priv->ellipsize);
|
||||
break;
|
||||
case PROP_LAYOUT_FLAGS:
|
||||
g_value_set_flags (value, priv->layout_flags);
|
||||
g_value_set_flags (value,
|
||||
clutter_label_get_layout_flags (CLUTTER_LAYOUT (label)));
|
||||
break;
|
||||
default:
|
||||
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
|
||||
@ -206,201 +606,6 @@ clutter_label_get_property (GObject *object,
|
||||
}
|
||||
}
|
||||
|
||||
static void
|
||||
clutter_label_ensure_layout (ClutterLabel *label,
|
||||
gint width)
|
||||
{
|
||||
ClutterLabelPrivate *priv;
|
||||
|
||||
priv = label->priv;
|
||||
|
||||
if (!priv->layout)
|
||||
{
|
||||
priv->layout = pango_layout_new (_context);
|
||||
|
||||
if (priv->effective_attrs)
|
||||
pango_layout_set_attributes (priv->layout, priv->effective_attrs);
|
||||
|
||||
pango_layout_set_alignment (priv->layout, priv->alignment);
|
||||
pango_layout_set_ellipsize (priv->layout, priv->ellipsize);
|
||||
pango_layout_set_single_paragraph_mode (priv->layout,
|
||||
priv->single_line_mode);
|
||||
|
||||
pango_layout_set_font_description (priv->layout, priv->desc);
|
||||
|
||||
if (priv->text)
|
||||
{
|
||||
if (!priv->use_markup)
|
||||
pango_layout_set_text (priv->layout, priv->text, -1);
|
||||
else
|
||||
pango_layout_set_markup (priv->layout, priv->text, -1);
|
||||
}
|
||||
|
||||
if (priv->wrap)
|
||||
pango_layout_set_wrap (priv->layout, priv->wrap_mode);
|
||||
|
||||
if ((priv->ellipsize || priv->wrap) && width > 0)
|
||||
{
|
||||
pango_layout_set_width (priv->layout, width * PANGO_SCALE);
|
||||
}
|
||||
else
|
||||
pango_layout_set_width (priv->layout, -1);
|
||||
}
|
||||
}
|
||||
|
||||
static void
|
||||
clutter_label_clear_layout (ClutterLabel *label)
|
||||
{
|
||||
if (label->priv->layout)
|
||||
{
|
||||
g_object_unref (label->priv->layout);
|
||||
label->priv->layout = NULL;
|
||||
}
|
||||
}
|
||||
|
||||
void
|
||||
clutter_label_paint (ClutterActor *self)
|
||||
{
|
||||
ClutterLabel *label;
|
||||
ClutterLabelPrivate *priv;
|
||||
|
||||
label = CLUTTER_LABEL(self);
|
||||
priv = label->priv;
|
||||
|
||||
if (priv->desc == NULL || priv->text == NULL)
|
||||
{
|
||||
CLUTTER_NOTE (ACTOR, "layout: %p , desc: %p, text %p",
|
||||
priv->layout,
|
||||
priv->desc,
|
||||
priv->text);
|
||||
return;
|
||||
}
|
||||
|
||||
CLUTTER_NOTE (PAINT, "painting label (text:`%s')",
|
||||
priv->text);
|
||||
|
||||
clutter_label_ensure_layout (label, clutter_actor_get_width (self));
|
||||
|
||||
priv->fgcol.alpha = clutter_actor_get_opacity(self);
|
||||
|
||||
pango_clutter_render_layout (priv->layout, 0, 0, &priv->fgcol, 0);
|
||||
}
|
||||
|
||||
static void
|
||||
clutter_label_query_coords (ClutterActor *self,
|
||||
ClutterActorBox *box)
|
||||
{
|
||||
ClutterLabel *label = CLUTTER_LABEL(self);
|
||||
ClutterLabelPrivate *priv;
|
||||
PangoRectangle logical_rect;
|
||||
|
||||
priv = label->priv;
|
||||
|
||||
clutter_label_ensure_layout (label, CLUTTER_UNITS_TO_INT (box->x2 - box->x1));
|
||||
|
||||
pango_layout_get_extents (priv->layout, NULL, &logical_rect);
|
||||
|
||||
box->x2 = box->x1 + CLUTTER_UNITS_FROM_PANGO_UNIT (logical_rect.width);
|
||||
box->y2 = box->y1 + CLUTTER_UNITS_FROM_PANGO_UNIT (logical_rect.height);
|
||||
|
||||
return;
|
||||
}
|
||||
|
||||
static void
|
||||
clutter_label_request_coords (ClutterActor *self,
|
||||
ClutterActorBox *box)
|
||||
{
|
||||
ClutterLabel *label = CLUTTER_LABEL (self);
|
||||
ClutterLabelPrivate *priv = label->priv;
|
||||
|
||||
if (priv->ellipsize)
|
||||
{
|
||||
if (priv->layout)
|
||||
{
|
||||
gint width;
|
||||
PangoRectangle logical;
|
||||
|
||||
width = CLUTTER_UNITS_TO_INT (box->x2 - box->x1) * PANGO_SCALE;
|
||||
|
||||
pango_layout_set_width (priv->layout, -1);
|
||||
pango_layout_get_extents (priv->layout, NULL, &logical);
|
||||
|
||||
if (logical.width > width)
|
||||
pango_layout_set_width (priv->layout, width);
|
||||
}
|
||||
}
|
||||
else
|
||||
clutter_label_clear_layout (label);
|
||||
}
|
||||
|
||||
static void
|
||||
clutter_label_dispose (GObject *object)
|
||||
{
|
||||
ClutterLabel *self = CLUTTER_LABEL(object);
|
||||
ClutterLabelPrivate *priv;
|
||||
|
||||
priv = self->priv;
|
||||
|
||||
if (priv->layout)
|
||||
{
|
||||
g_object_unref (priv->layout);
|
||||
priv->layout = NULL;
|
||||
}
|
||||
|
||||
if (priv->context)
|
||||
{
|
||||
g_object_unref (priv->context);
|
||||
priv->context = NULL;
|
||||
}
|
||||
|
||||
G_OBJECT_CLASS (clutter_label_parent_class)->dispose (object);
|
||||
}
|
||||
|
||||
static void
|
||||
clutter_label_finalize (GObject *object)
|
||||
{
|
||||
ClutterLabel *self = CLUTTER_LABEL(object);
|
||||
ClutterLabelPrivate *priv;
|
||||
|
||||
priv = self->priv;
|
||||
|
||||
if (priv->desc)
|
||||
pango_font_description_free (priv->desc);
|
||||
|
||||
g_free (priv->text);
|
||||
g_free (priv->font_name);
|
||||
|
||||
G_OBJECT_CLASS (clutter_label_parent_class)->finalize (object);
|
||||
}
|
||||
|
||||
static ClutterLayoutFlags
|
||||
clutter_layout_label_get_layout_flags (ClutterLayout *layout)
|
||||
{
|
||||
return CLUTTER_LABEL (layout)->priv->layout_flags;
|
||||
}
|
||||
|
||||
static void
|
||||
clutter_layout_label_height_for_width (ClutterLayout *layout,
|
||||
ClutterUnit width,
|
||||
ClutterUnit *height)
|
||||
{
|
||||
ClutterLabel *label = CLUTTER_LABEL (layout);
|
||||
gint layout_height;
|
||||
|
||||
clutter_label_ensure_layout (label, CLUTTER_UNITS_TO_INT (width));
|
||||
pango_layout_get_pixel_size (label->priv->layout, NULL, &layout_height);
|
||||
|
||||
if (height)
|
||||
*height = CLUTTER_UNITS_FROM_INT (layout_height);
|
||||
}
|
||||
|
||||
static void
|
||||
clutter_layout_iface_init (ClutterLayoutIface *iface)
|
||||
{
|
||||
iface->get_layout_flags = clutter_layout_label_get_layout_flags;
|
||||
iface->height_for_width = clutter_layout_label_height_for_width;
|
||||
}
|
||||
|
||||
static void
|
||||
clutter_label_class_init (ClutterLabelClass *klass)
|
||||
{
|
||||
@ -423,7 +628,6 @@ clutter_label_class_init (ClutterLabelClass *klass)
|
||||
"Pango font description",
|
||||
NULL,
|
||||
G_PARAM_CONSTRUCT | CLUTTER_PARAM_READWRITE));
|
||||
|
||||
g_object_class_install_property
|
||||
(gobject_class, PROP_TEXT,
|
||||
g_param_spec_string ("text",
|
||||
@ -431,7 +635,6 @@ clutter_label_class_init (ClutterLabelClass *klass)
|
||||
"Text to render",
|
||||
NULL,
|
||||
G_PARAM_CONSTRUCT | CLUTTER_PARAM_READWRITE));
|
||||
|
||||
g_object_class_install_property
|
||||
(gobject_class, PROP_COLOR,
|
||||
g_param_spec_boxed ("color",
|
||||
@ -439,7 +642,6 @@ clutter_label_class_init (ClutterLabelClass *klass)
|
||||
"Font Colour",
|
||||
CLUTTER_TYPE_COLOR,
|
||||
CLUTTER_PARAM_READWRITE));
|
||||
|
||||
g_object_class_install_property
|
||||
(gobject_class, PROP_ATTRIBUTES,
|
||||
g_param_spec_boxed ("attributes",
|
||||
@ -448,7 +650,6 @@ clutter_label_class_init (ClutterLabelClass *klass)
|
||||
"text of the label",
|
||||
PANGO_TYPE_ATTR_LIST,
|
||||
CLUTTER_PARAM_READWRITE));
|
||||
|
||||
g_object_class_install_property
|
||||
(gobject_class, PROP_USE_MARKUP,
|
||||
g_param_spec_boolean ("use-markup",
|
||||
@ -457,15 +658,13 @@ clutter_label_class_init (ClutterLabelClass *klass)
|
||||
"See pango_parse_markup()",
|
||||
FALSE,
|
||||
CLUTTER_PARAM_READWRITE));
|
||||
|
||||
g_object_class_install_property
|
||||
(gobject_class, PROP_WRAP,
|
||||
g_param_spec_boolean ("wrap",
|
||||
"Line wrap",
|
||||
"If set, wrap lines if the text becomes too wide",
|
||||
TRUE,
|
||||
FALSE,
|
||||
CLUTTER_PARAM_READWRITE));
|
||||
|
||||
g_object_class_install_property
|
||||
(gobject_class, PROP_WRAP_MODE,
|
||||
g_param_spec_enum ("wrap-mode",
|
||||
@ -474,7 +673,6 @@ clutter_label_class_init (ClutterLabelClass *klass)
|
||||
PANGO_TYPE_WRAP_MODE,
|
||||
PANGO_WRAP_WORD,
|
||||
CLUTTER_PARAM_READWRITE));
|
||||
|
||||
g_object_class_install_property
|
||||
(gobject_class, PROP_ELLIPSIZE,
|
||||
g_param_spec_enum ( "ellipsize",
|
||||
@ -485,15 +683,29 @@ clutter_label_class_init (ClutterLabelClass *klass)
|
||||
PANGO_TYPE_ELLIPSIZE_MODE,
|
||||
PANGO_ELLIPSIZE_NONE,
|
||||
CLUTTER_PARAM_READWRITE));
|
||||
|
||||
g_object_class_install_property
|
||||
(gobject_class, PROP_ALIGNMENT,
|
||||
g_param_spec_enum ( "alignment",
|
||||
"Alignment",
|
||||
"The preferred alignment for the string,",
|
||||
"The preferred alignment for the string",
|
||||
PANGO_TYPE_ALIGNMENT,
|
||||
PANGO_ALIGN_LEFT,
|
||||
CLUTTER_PARAM_READWRITE));
|
||||
/**
|
||||
* ClutterLabel:justify:
|
||||
*
|
||||
* Whether the contents of the label should be justified on both
|
||||
* margins.
|
||||
*
|
||||
* Since: 0.6
|
||||
*/
|
||||
g_object_class_install_property (gobject_class,
|
||||
PROP_JUSTIFY,
|
||||
g_param_spec_boolean ("justify",
|
||||
"Justify",
|
||||
"Whether the contents of the label should be justified",
|
||||
FALSE,
|
||||
CLUTTER_PARAM_READWRITE));
|
||||
|
||||
g_object_class_override_property (gobject_class,
|
||||
PROP_LAYOUT_FLAGS,
|
||||
@ -525,15 +737,19 @@ clutter_label_init (ClutterLabel *self)
|
||||
}
|
||||
|
||||
priv->alignment = PANGO_ALIGN_LEFT;
|
||||
priv->wrap = TRUE;
|
||||
priv->wrap = FALSE;
|
||||
priv->wrap_mode = PANGO_WRAP_WORD;
|
||||
priv->ellipsize = PANGO_ELLIPSIZE_NONE;
|
||||
priv->use_underline = FALSE;
|
||||
priv->use_markup = FALSE;
|
||||
priv->justify = FALSE;
|
||||
|
||||
priv->layout = NULL;
|
||||
priv->text = NULL;
|
||||
priv->attrs = NULL;
|
||||
priv->layout_flags = CLUTTER_LAYOUT_HEIGHT_FOR_WIDTH;
|
||||
|
||||
priv->width_chars = -1;
|
||||
priv->wrap_width = -1;
|
||||
|
||||
priv->fgcol.red = 0;
|
||||
priv->fgcol.green = 0;
|
||||
@ -541,7 +757,7 @@ clutter_label_init (ClutterLabel *self)
|
||||
priv->fgcol.alpha = 255;
|
||||
|
||||
priv->font_name = g_strdup (DEFAULT_FONT_NAME);
|
||||
priv->desc = pango_font_description_from_string (priv->font_name);
|
||||
priv->font_desc = pango_font_description_from_string (priv->font_name);
|
||||
|
||||
CLUTTER_MARK();
|
||||
}
|
||||
@ -559,16 +775,10 @@ ClutterActor*
|
||||
clutter_label_new_with_text (const gchar *font_name,
|
||||
const gchar *text)
|
||||
{
|
||||
ClutterActor *label;
|
||||
|
||||
CLUTTER_MARK();
|
||||
|
||||
label = clutter_label_new ();
|
||||
|
||||
clutter_label_set_font_name (CLUTTER_LABEL(label), font_name);
|
||||
clutter_label_set_text (CLUTTER_LABEL(label), text);
|
||||
|
||||
return label;
|
||||
return g_object_new (CLUTTER_TYPE_LABEL,
|
||||
"font-name", font_name,
|
||||
"text", text,
|
||||
NULL);
|
||||
}
|
||||
|
||||
/**
|
||||
@ -587,13 +797,10 @@ clutter_label_new_full (const gchar *font_name,
|
||||
const gchar *text,
|
||||
const ClutterColor *color)
|
||||
{
|
||||
/* FIXME: really new_with_text should take color argument... */
|
||||
ClutterActor *label;
|
||||
|
||||
label = clutter_label_new_with_text (font_name, text);
|
||||
clutter_label_set_color (CLUTTER_LABEL(label), color);
|
||||
|
||||
return label;
|
||||
return g_object_new (CLUTTER_TYPE_LABEL,
|
||||
"font-name", font_name,
|
||||
"text", text,
|
||||
"color", color);
|
||||
}
|
||||
|
||||
/**
|
||||
@ -718,17 +925,18 @@ clutter_label_set_font_name (ClutterLabel *label,
|
||||
g_free (priv->font_name);
|
||||
priv->font_name = g_strdup (font_name);
|
||||
|
||||
if (priv->desc)
|
||||
pango_font_description_free (priv->desc);
|
||||
if (priv->font_desc)
|
||||
pango_font_description_free (priv->font_desc);
|
||||
|
||||
priv->desc = desc;
|
||||
priv->font_desc = desc;
|
||||
priv->wrap_width = -1;
|
||||
|
||||
if (label->priv->text && label->priv->text[0] != '\0')
|
||||
{
|
||||
clutter_label_clear_layout (label);
|
||||
|
||||
if (CLUTTER_ACTOR_IS_VISIBLE (CLUTTER_ACTOR(label)))
|
||||
clutter_actor_queue_redraw (CLUTTER_ACTOR(label));
|
||||
if (CLUTTER_ACTOR_IS_VISIBLE (label))
|
||||
clutter_actor_queue_redraw (CLUTTER_ACTOR (label));
|
||||
}
|
||||
|
||||
g_object_notify (G_OBJECT (label), "font-name");
|
||||
@ -988,7 +1196,7 @@ clutter_label_get_layout (ClutterLabel *label)
|
||||
{
|
||||
g_return_val_if_fail (CLUTTER_IS_LABEL (label), NULL);
|
||||
|
||||
clutter_label_ensure_layout (label, -1);
|
||||
clutter_label_ensure_layout (label);
|
||||
|
||||
return label->priv->layout;
|
||||
}
|
||||
@ -1170,3 +1378,54 @@ clutter_label_get_alignment (ClutterLabel *label)
|
||||
return label->priv->alignment;
|
||||
}
|
||||
|
||||
/**
|
||||
* clutter_label_set_justify:
|
||||
* @label: a #ClutterLabel
|
||||
* @justify: whether the text should be justified
|
||||
*
|
||||
* Sets whether the text of the @label actor should be justified
|
||||
* on both margins. This setting is ignored if Clutter is compiled
|
||||
* against Pango > 1.18.
|
||||
*
|
||||
* Since: 0.6
|
||||
*/
|
||||
void
|
||||
clutter_label_set_justify (ClutterLabel *label,
|
||||
gboolean justify)
|
||||
{
|
||||
ClutterLabelPrivate *priv;
|
||||
|
||||
g_return_if_fail (CLUTTER_IS_LABEL (label));
|
||||
|
||||
priv = label->priv;
|
||||
|
||||
if (priv->justify != justify)
|
||||
{
|
||||
priv->justify = justify;
|
||||
|
||||
clutter_label_clear_layout (label);
|
||||
|
||||
if (CLUTTER_ACTOR_IS_VISIBLE (label))
|
||||
clutter_actor_queue_redraw (CLUTTER_ACTOR (label));
|
||||
|
||||
g_object_notify (G_OBJECT (label), "justify");
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* clutter_label_get_justify:
|
||||
* @label: a #ClutterLabel
|
||||
*
|
||||
* Retrieves whether the label should justify the text on both margins.
|
||||
*
|
||||
* Return value: %TRUE if the text should be justified
|
||||
*
|
||||
* Since: 0.6
|
||||
*/
|
||||
gboolean
|
||||
clutter_label_get_justify (ClutterLabel *label)
|
||||
{
|
||||
g_return_val_if_fail (CLUTTER_IS_LABEL (label), FALSE);
|
||||
|
||||
return label->priv->justify;
|
||||
}
|
||||
|
||||
@ -117,6 +117,9 @@ gboolean clutter_label_get_use_markup (ClutterLabel *labe
|
||||
void clutter_label_set_alignment (ClutterLabel *label,
|
||||
PangoAlignment alignment);
|
||||
PangoAlignment clutter_label_get_alignment (ClutterLabel *label);
|
||||
void clutter_label_set_justify (ClutterLabel *label,
|
||||
gboolean justify);
|
||||
gboolean clutter_label_get_justify (ClutterLabel *label);
|
||||
|
||||
G_END_DECLS
|
||||
|
||||
|
||||
@ -81,7 +81,8 @@ typedef gint32 ClutterUnit;
|
||||
#define CLUTTER_UNITS_FROM_FIXED(x) (x)
|
||||
#define CLUTTER_UNITS_TO_FIXED(x) (x)
|
||||
|
||||
#define CLUTTER_UNITS_FROM_PANGO_UNIT(x) (x << 6)
|
||||
#define CLUTTER_UNITS_FROM_PANGO_UNIT(x) ((x) << 6)
|
||||
#define CLUTTER_UNITS_TO_PANGO_UNIT(x) ((x) >> 6)
|
||||
|
||||
G_END_DECLS
|
||||
|
||||
|
||||
@ -1,3 +1,8 @@
|
||||
2007-11-19 Emmanuele Bassi <ebassi@openedhand.com>
|
||||
|
||||
* clutter-sections.txt: Add ClutterScore symbols and
|
||||
ClutterLabel:justify accessors.
|
||||
|
||||
2007-11-19 Emmanuele Bassi <ebassi@openedhand.com>
|
||||
|
||||
* clutter-sections.txt: Remove clutter_behaviour_bspline_append() and
|
||||
|
||||
@ -29,16 +29,17 @@ clutter_media_get_type
|
||||
<TITLE>Unit conversion</TITLE>
|
||||
ClutterUnit
|
||||
CLUTTER_UNITS_FROM_DEVICE
|
||||
CLUTTER_UNITS_TO_DEVICE
|
||||
CLUTTER_UNITS_FROM_FIXED
|
||||
CLUTTER_UNITS_TO_FIXED
|
||||
CLUTTER_UNITS_FROM_FLOAT
|
||||
CLUTTER_UNITS_TO_FLOAT
|
||||
CLUTTER_UNITS_FROM_INT
|
||||
CLUTTER_UNITS_TO_INT
|
||||
CLUTTER_UNITS_FROM_PANGO_UNIT
|
||||
CLUTTER_UNITS_TO_PANGO_UNIT
|
||||
CLUTTER_UNITS_TMP_FROM_DEVICE
|
||||
CLUTTER_UNITS_TMP_TO_DEVICE
|
||||
CLUTTER_UNITS_TO_DEVICE
|
||||
CLUTTER_UNITS_TO_FIXED
|
||||
CLUTTER_UNITS_TO_FLOAT
|
||||
CLUTTER_UNITS_TO_INT
|
||||
</SECTION>
|
||||
|
||||
<SECTION>
|
||||
@ -68,6 +69,9 @@ clutter_label_set_use_markup
|
||||
clutter_label_get_use_markup
|
||||
clutter_label_set_alignment
|
||||
clutter_label_get_alignment
|
||||
clutter_label_get_justify
|
||||
clutter_label_set_justify
|
||||
|
||||
<SUBSECTION Standard>
|
||||
CLUTTER_LABEL
|
||||
CLUTTER_IS_LABEL
|
||||
@ -238,6 +242,11 @@ clutter_container_get_type
|
||||
ClutterLayout
|
||||
ClutterLayoutIface
|
||||
ClutterLayoutFlags
|
||||
CLUTTER_LAYOUT_HAS
|
||||
CLUTTER_LAYOUT_HAS_HEIGHT_FOR_WIDTH
|
||||
CLUTTER_LAYOUT_HAS_NATURAL_SIZE
|
||||
CLUTTER_LAYOUT_HAS_TUNABLE_SIZE
|
||||
CLUTTER_LAYOUT_HAS_WIDTH_FOR_HEIGHT
|
||||
clutter_layout_get_layout_flags
|
||||
clutter_layout_height_for_width
|
||||
clutter_layout_natural_request
|
||||
@ -307,6 +316,8 @@ clutter_actor_destroy
|
||||
clutter_actor_request_coords
|
||||
clutter_actor_query_coords
|
||||
clutter_actor_event
|
||||
clutter_actor_pick
|
||||
clutter_actor_should_pick_paint
|
||||
|
||||
<SUBSECTION>
|
||||
clutter_actor_set_geometry
|
||||
@ -1243,3 +1254,36 @@ CLUTTER_MODEL_ITER_GET_CLASS
|
||||
ClutterModelIterPrivate
|
||||
clutter_model_iter_get_type
|
||||
</SECTION>
|
||||
|
||||
<SECTION>
|
||||
<FILE>clutter-score</FILE>
|
||||
<TITLE>ClutterScore</TITLE>
|
||||
ClutterScore
|
||||
ClutterScoreClass
|
||||
clutter_score_new
|
||||
clutter_score_add
|
||||
clutter_score_append
|
||||
clutter_score_remove
|
||||
clutter_score_remove_all
|
||||
clutter_score_set_loop
|
||||
clutter_score_get_loop
|
||||
|
||||
<SUBSECTION>
|
||||
clutter_score_start
|
||||
clutter_score_pause
|
||||
clutter_score_stop
|
||||
clutter_score_is_playing
|
||||
clutter_score_rewind
|
||||
|
||||
<SUBSECTION Standard>
|
||||
CLUTTER_IS_SCORE
|
||||
CLUTTER_IS_SCORE_CLASS
|
||||
CLUTTER_SCORE
|
||||
CLUTTER_SCORE_CLASS
|
||||
CLUTTER_SCORE_GET_CLASS
|
||||
CLUTTER_TYPE_SCORE
|
||||
|
||||
<SUBSECTION Private>
|
||||
ClutterScorePrivate
|
||||
clutter_score_get_type
|
||||
</SECTION>
|
||||
|
||||
@ -35,9 +35,7 @@ main (int argc, char *argv[])
|
||||
clutter_actor_show (hand);
|
||||
clutter_container_add_actor (CLUTTER_CONTAINER (stage), hand);
|
||||
|
||||
label = clutter_label_new_with_text ("Mono 16",
|
||||
"The Wonder of the Spinning Hand\n\n ");
|
||||
|
||||
label = clutter_label_new_with_text ("Mono 16", "The Wonder of the Spinning Hand");
|
||||
clutter_actor_set_position (label, 150, 150);
|
||||
clutter_actor_show (label);
|
||||
clutter_container_add_actor (CLUTTER_CONTAINER (stage), label);
|
||||
|
||||
Loading…
Reference in New Issue
Block a user