/* Set the colour of the "valid from" and "valid until" elements on the
* Certificate page to red if they are incorrectly in the future or
* past. */
static void show_date_state(char* label, void* data, int length) {
gchar* labelname = g_strndup(label, strstr(label, ":") - label);
GtkLabel* l = GTK_LABEL(gtk_builder_get_object(builder, labelname));
PangoAttrList *attrs = pango_attr_list_new();
PangoAttribute *attr;
gboolean* is_invalid = (gboolean*)data;
g_free(labelname);
if(*is_invalid) {
attr = pango_attr_foreground_new(G_MAXUINT16, 0, 0);
} else {
#if HAVE_GTK == 3
GdkRGBA color;
GtkStyleContext *style = gtk_widget_get_style_context(GTK_WIDGET(l));
gtk_style_context_get_color(style, GTK_STATE_FLAG_NORMAL, &color);
attr = pango_attr_foreground_new(color.red * G_MAXUINT16, color.green * G_MAXUINT16, color.blue * G_MAXUINT16);
#else
#if HAVE_GTK == 2
/* In GTK+ 2, there is no GtkStyleContext yet. It
* should, in theory, be possible to figure out what the
* default foreground color is by using a GTK+
* 2-specific API, but that's too much work and GTK+ 2
* is a minority now anyway, so... */
attr = pango_attr_foreground_new(0, 0, 0);
#else
/* The configure script only allows GTK+2 or GTK+3. */
#error should not happen
#endif
#endif
}
pango_attr_list_insert(attrs, attr);
gtk_label_set_attributes(l, attrs);
}
static void
gimp_combo_tag_entry_style_set (GtkWidget *widget,
GtkStyle *previous_style)
{
GimpComboTagEntry *entry = GIMP_COMBO_TAG_ENTRY (widget);
GtkStyle *style = gtk_widget_get_style (widget);
GdkColor color;
PangoAttribute *attribute;
if (GTK_WIDGET_CLASS (parent_class)->style_set)
GTK_WIDGET_CLASS (parent_class)->style_set (widget, previous_style);
if (entry->normal_item_attr)
pango_attr_list_unref (entry->normal_item_attr);
entry->normal_item_attr = pango_attr_list_new ();
if (style->font_desc)
{
attribute = pango_attr_font_desc_new (style->font_desc);
pango_attr_list_insert (entry->normal_item_attr, attribute);
}
color = style->text[GTK_STATE_NORMAL];
attribute = pango_attr_foreground_new (color.red, color.green, color.blue);
pango_attr_list_insert (entry->normal_item_attr, attribute);
if (entry->selected_item_attr)
pango_attr_list_unref (entry->selected_item_attr);
entry->selected_item_attr = pango_attr_list_copy (entry->normal_item_attr);
color = style->text[GTK_STATE_SELECTED];
attribute = pango_attr_foreground_new (color.red, color.green, color.blue);
pango_attr_list_insert (entry->selected_item_attr, attribute);
color = style->base[GTK_STATE_SELECTED];
attribute = pango_attr_background_new (color.red, color.green, color.blue);
pango_attr_list_insert (entry->selected_item_attr, attribute);
if (entry->insensitive_item_attr)
pango_attr_list_unref (entry->insensitive_item_attr);
entry->insensitive_item_attr = pango_attr_list_copy (entry->normal_item_attr);
color = style->text[GTK_STATE_INSENSITIVE];
attribute = pango_attr_foreground_new (color.red, color.green, color.blue);
pango_attr_list_insert (entry->insensitive_item_attr, attribute);
color = style->base[GTK_STATE_INSENSITIVE];
attribute = pango_attr_background_new (color.red, color.green, color.blue);
pango_attr_list_insert (entry->insensitive_item_attr, attribute);
entry->selected_item_color = style->base[GTK_STATE_SELECTED];
if (entry->arrow_pixbuf)
{
g_object_unref (entry->arrow_pixbuf);
entry->arrow_pixbuf = NULL;
}
}
static void
text_input_preedit_styling(void *data,
struct wl_text_input *text_input,
uint32_t index,
uint32_t length,
uint32_t style)
{
struct text_entry *entry = data;
PangoAttribute *attr1 = NULL;
PangoAttribute *attr2 = NULL;
if (!entry->preedit_info.attr_list)
entry->preedit_info.attr_list = pango_attr_list_new();
switch (style) {
case WL_TEXT_INPUT_PREEDIT_STYLE_DEFAULT:
case WL_TEXT_INPUT_PREEDIT_STYLE_UNDERLINE:
attr1 = pango_attr_underline_new(PANGO_UNDERLINE_SINGLE);
break;
case WL_TEXT_INPUT_PREEDIT_STYLE_INCORRECT:
attr1 = pango_attr_underline_new(PANGO_UNDERLINE_ERROR);
attr2 = pango_attr_underline_color_new(65535, 0, 0);
break;
case WL_TEXT_INPUT_PREEDIT_STYLE_SELECTION:
attr1 = pango_attr_background_new(0.3 * 65535, 0.3 * 65535, 65535);
attr2 = pango_attr_foreground_new(65535, 65535, 65535);
break;
case WL_TEXT_INPUT_PREEDIT_STYLE_HIGHLIGHT:
case WL_TEXT_INPUT_PREEDIT_STYLE_ACTIVE:
attr1 = pango_attr_underline_new(PANGO_UNDERLINE_SINGLE);
attr2 = pango_attr_weight_new(PANGO_WEIGHT_BOLD);
break;
case WL_TEXT_INPUT_PREEDIT_STYLE_INACTIVE:
attr1 = pango_attr_underline_new(PANGO_UNDERLINE_SINGLE);
attr2 = pango_attr_foreground_new(0.3 * 65535, 0.3 * 65535, 0.3 * 65535);
break;
}
if (attr1) {
attr1->start_index = entry->cursor + index;
attr1->end_index = entry->cursor + index + length;
pango_attr_list_insert(entry->preedit_info.attr_list, attr1);
}
if (attr2) {
attr2->start_index = entry->cursor + index;
attr2->end_index = entry->cursor + index + length;
pango_attr_list_insert(entry->preedit_info.attr_list, attr2);
}
}
static void
create_layout (GtkSourceGutterRendererText *renderer,
GtkWidget *widget)
{
PangoLayout *layout;
PangoAttribute *attr;
GtkStyleContext *context;
GdkRGBA color;
PangoAttrList *attr_list;
layout = gtk_widget_create_pango_layout (widget, NULL);
context = gtk_widget_get_style_context (widget);
gtk_style_context_get_color (context, GTK_STATE_FLAG_NORMAL, &color);
attr = pango_attr_foreground_new (color.red * 65535,
color.green * 65535,
color.blue * 65535);
attr->start_index = 0;
attr->end_index = G_MAXINT;
attr_list = pango_attr_list_new ();
pango_attr_list_insert (attr_list, attr);
renderer->priv->fg_attr = attr;
renderer->priv->cached_layout = layout;
renderer->priv->cached_attr_list = attr_list;
}
static void create_cursor_attr()
{
if (attr_list)
pango_attr_list_unref(attr_list);
GdkColor color_bg, color_fg;
if (hime_win_color_use)
gdk_color_parse(tsin_cursor_color, &color_bg);
else
gdk_color_parse(TSIN_CURSOR_COLOR_DEFAULT, &color_bg);
gdk_color_parse("white", &color_fg);
attr_list = pango_attr_list_new ();
attr_list_blank = pango_attr_list_new ();
PangoAttribute *blue_bg = pango_attr_background_new(
color_bg.red, color_bg.green, color_bg.blue);
blue_bg->start_index = 0;
blue_bg->end_index = 128;
pango_attr_list_insert (attr_list, blue_bg);
PangoAttribute *white_fg = pango_attr_foreground_new(
color_fg.red, color_fg.green, color_fg.blue);
white_fg->start_index = 0;
white_fg->end_index = 128;
pango_attr_list_insert (attr_list, white_fg);
}
void LeftMargin::setupMargin(GtkTextView *textView)
{
if(!mMarginLayout)
{
GtkWidget *widget = GTK_WIDGET(textView);
mMarginLayout = gtk_widget_create_pango_layout(widget, "");
updateTextInfo(textView);
pango_layout_set_width(mMarginLayout, mTextWidth);
pango_layout_set_alignment(mMarginLayout, PANGO_ALIGN_RIGHT);
GtkStyleContext *widgetStyle = gtk_widget_get_style_context(widget);
GdkRGBA color;
gtk_style_context_get_color(widgetStyle, GTK_STATE_FLAG_NORMAL, &color);
mMarginAttr = pango_attr_foreground_new(convertGdkColorToPango(color.red),
convertGdkColorToPango(color.green), convertGdkColorToPango(color.blue));
mMarginAttrList = pango_attr_list_new();
mMarginAttr->start_index = 0;
mMarginAttr->end_index = G_MAXUINT;
pango_attr_list_insert(mMarginAttrList, mMarginAttr);
pango_layout_set_attributes(mMarginLayout, mMarginAttrList);
}
}
static void
match_label_color (GstyleColorWidget *self,
GstyleColor *color)
{
PangoLayout *layout;
PangoAttrList *attr_list;
PangoAttribute *attr;
GdkRGBA rgba;
GdkRGBA dst_rgba;
g_assert (GSTYLE_IS_COLOR_WIDGET (self));
g_assert (GSTYLE_IS_COLOR (color));
layout = gtk_label_get_layout (self->label);
attr_list = pango_layout_get_attributes (layout);
if (attr_list == NULL)
{
attr_list = pango_attr_list_new ();
gtk_label_set_attributes (self->label, attr_list);
pango_attr_list_unref (attr_list);
}
gstyle_color_fill_rgba (color, &rgba);
gstyle_utils_get_contrasted_rgba (rgba, &dst_rgba);
attr = pango_attr_foreground_new (dst_rgba.red * 0xffff, dst_rgba.green * 0xffff, dst_rgba.blue * 0xffff);
pango_attr_list_change (attr_list, attr);
attr = pango_attr_background_new (rgba.red * 0xffff, rgba.green * 0xffff, rgba.blue * 0xffff);
pango_attr_list_change (attr_list, attr);
}
bool
OxLabel_SetTextColor(OxLabelObject* ox, int iRed, int iGreen, int iBlue)
{
PangoAttrList* pAL = pango_attr_list_new();
pango_attr_list_insert(pAL, pango_attr_foreground_new(iRed, iGreen, iBlue));
gtk_label_set_attributes(GTK_LABEL(ox->pGtk), pAL);
return TRUE;
}
static void
set_fade (AboutRenderer *r, AboutState *state, double f)
{
GtkStyleContext *ctxt = gtk_widget_get_style_context (state->anim_area);
PangoAttrList *attrlist = pango_layout_get_attributes (r->layout);
GdkRGBA col, bg, fg;
PangoAttribute *attr;
gtk_style_context_get_color (ctxt, GTK_STATE_FLAG_NORMAL, &fg);
gtk_style_context_get_background_color (ctxt, GTK_STATE_FLAG_NORMAL, &bg);
col = blend_colors (&bg, &fg, f);
attr = pango_attr_foreground_new
(col.red * 65535., col.green * 65535., col.blue * 65535.);
pango_attr_list_change (attrlist, attr);
pango_layout_set_attributes (r->layout, attrlist);
}
static void _mt_draw_string(MT_WINDOW *win, MT_STRING *str, int x_offset, int y_offset, MT_COLOR *color)
{
MT_GTK_STRING *s = str;
PangoLayout *layout = s->layout;
int state_type = s->state_type;
if (!color && s->color) color = s->color;
if (color && !pango_layout_get_text(layout)) color = NULL;
if (color) {
PangoAttrList *attrlist;
PangoAttribute *attr;
layout = pango_layout_copy(layout);
attrlist = pango_layout_get_attributes(layout);
if (attrlist) {
pango_attr_list_ref(attrlist);
}
else {
attrlist = pango_attr_list_new();
}
if (color) {
attr = pango_attr_foreground_new(color->r << 8, color->g << 8, color->b << 8);
attr->start_index = 0;
attr->end_index = strlen(pango_layout_get_text(layout));
pango_attr_list_insert_before(attrlist, attr);
}
pango_layout_set_attributes(layout, attrlist);
pango_attr_list_unref(attrlist);
state_type = GTK_STATE_NORMAL;
}
s->parent_class->draw_layout(s->style, (GdkWindow *)win, state_type, s->use_text,
s->area, s->widget, s->detail, s->x + x_offset, s->y + y_offset, layout);
if (color) {
g_object_unref(layout);
}
}
/*
* This function is used by gail_text_cell_get_offset_at_point()
* and gail_text_cell_get_character_extents(). There is no
* cached PangoLayout for gailtextcell so we must create a temporary
* one using this function.
*/
static PangoLayout*
create_pango_layout(GtkCellRendererText *gtk_renderer,
GtkWidget *widget)
{
PangoAttrList *attr_list;
PangoLayout *layout;
PangoUnderline uline;
PangoFontMask mask;
layout = gtk_widget_create_pango_layout (widget, gtk_renderer->text);
if (gtk_renderer->extra_attrs)
attr_list = pango_attr_list_copy (gtk_renderer->extra_attrs);
else
attr_list = pango_attr_list_new ();
if (gtk_renderer->foreground_set)
{
PangoColor color;
color = gtk_renderer->foreground;
add_attr (attr_list, pango_attr_foreground_new (color.red,
color.green, color.blue));
}
if (gtk_renderer->strikethrough_set)
add_attr (attr_list,
pango_attr_strikethrough_new (gtk_renderer->strikethrough));
mask = pango_font_description_get_set_fields (gtk_renderer->font);
if (mask & PANGO_FONT_MASK_FAMILY)
add_attr (attr_list,
pango_attr_family_new (pango_font_description_get_family (gtk_renderer->font)));
if (mask & PANGO_FONT_MASK_STYLE)
add_attr (attr_list, pango_attr_style_new (pango_font_description_get_style (gtk_renderer->font)));
if (mask & PANGO_FONT_MASK_VARIANT)
add_attr (attr_list, pango_attr_variant_new (pango_font_description_get_variant (gtk_renderer->font)));
if (mask & PANGO_FONT_MASK_WEIGHT)
add_attr (attr_list, pango_attr_weight_new (pango_font_description_get_weight (gtk_renderer->font)));
if (mask & PANGO_FONT_MASK_STRETCH)
add_attr (attr_list, pango_attr_stretch_new (pango_font_description_get_stretch (gtk_renderer->font)));
if (mask & PANGO_FONT_MASK_SIZE)
add_attr (attr_list, pango_attr_size_new (pango_font_description_get_size (gtk_renderer->font)));
if (gtk_renderer->scale_set &&
gtk_renderer->font_scale != 1.0)
add_attr (attr_list, pango_attr_scale_new (gtk_renderer->font_scale));
if (gtk_renderer->underline_set)
uline = gtk_renderer->underline_style;
else
uline = PANGO_UNDERLINE_NONE;
if (uline != PANGO_UNDERLINE_NONE)
add_attr (attr_list,
pango_attr_underline_new (gtk_renderer->underline_style));
if (gtk_renderer->rise_set)
add_attr (attr_list, pango_attr_rise_new (gtk_renderer->rise));
pango_layout_set_attributes (layout, attr_list);
pango_layout_set_width (layout, -1);
pango_attr_list_unref (attr_list);
return layout;
}
static gint
line_numbers_expose (GtkWidget *widget,
GdkEventExpose *event)
{
GtkTextView *text_view;
GdkWindow *win;
// GtkStyle *style;
PangoLayout *layout;
PangoAttrList *alist;
PangoAttribute *attr;
GArray *numbers;
GArray *pixels;
gint y1, y2;
gint count;
gint layout_width;
gint justify_width = 0;
gint i;
// gchar *str;
gchar str [8]; /* we don't expect more than ten million lines */
GdkGC *gc;
gint height;
if (line_number_visible){{{{{ // omit calculation
text_view = GTK_TEXT_VIEW (widget);
/* See if this expose is on the line numbers window */
/* left_win = gtk_text_view_get_window (text_view,
GTK_TEXT_WINDOW_LEFT);
right_win = gtk_text_view_get_window (text_view,
GTK_TEXT_WINDOW_RIGHT);
if (event->window == left_win)
{
type = GTK_TEXT_WINDOW_LEFT;
target = event->window;
}
else if (event->window == right_win)
{
type = GTK_TEXT_WINDOW_RIGHT;
target = right_win;
}
else
return FALSE;
*/
win = gtk_text_view_get_window (text_view,
GTK_TEXT_WINDOW_LEFT);
if (event->window != win)
return FALSE;
// style = gtk_style_copy (widget->style);
// style = gtk_style_copy (gtk_widget_get_default_style());
y1 = event->area.y;
y2 = y1 + event->area.height;
gtk_text_view_window_to_buffer_coords (text_view,
GTK_TEXT_WINDOW_LEFT,
0,
y1,
NULL,
&y1);
gtk_text_view_window_to_buffer_coords (text_view,
GTK_TEXT_WINDOW_LEFT,
0,
y2,
NULL,
&y2);
numbers = g_array_new (FALSE, FALSE, sizeof (gint));
pixels = g_array_new (FALSE, FALSE, sizeof (gint));
get_lines (text_view,
y1,
y2,
pixels,
numbers,
&count);
/* a zero-lined document should display a "1"; we don't need to worry about
scrolling effects of the text widget in this special case */
if (count == 0)
{
gint y = 0;
gint n = 0;
count = 1;
g_array_append_val (pixels, y);
g_array_append_val (numbers, n);
}
DV({g_print("Painting line numbers %d - %d\n",
g_array_index(numbers, gint, 0),
g_array_index(numbers, gint, count - 1)); });
layout = gtk_widget_create_pango_layout (widget, "");
// str = g_strdup_printf ("%d", gtk_text_buffer_get_line_count(text_view->buffer));
g_snprintf (str, sizeof (str),
"%d", MAX (99, gtk_text_buffer_get_line_count(text_view->buffer)));
pango_layout_set_text (layout, str, -1);
// g_free (str);
pango_layout_get_pixel_size (layout, &layout_width, NULL);
min_number_window_width = calculate_min_number_window_width(widget);
if (layout_width > min_number_window_width)
gtk_text_view_set_border_window_size (text_view,
GTK_TEXT_WINDOW_LEFT, layout_width + margin + submargin);
else {
// if ((gtk_text_view_get_border_window_size (text_view, GTK_TEXT_WINDOW_LEFT) - 5) > layout_width) {
gtk_text_view_set_border_window_size (text_view,
GTK_TEXT_WINDOW_LEFT, min_number_window_width + margin + submargin);
// }
justify_width = min_number_window_width - layout_width;
}
pango_layout_set_width (layout, layout_width);
pango_layout_set_alignment (layout, PANGO_ALIGN_RIGHT);
alist = pango_attr_list_new();
attr = pango_attr_foreground_new(
widget->style->text_aa->red,
widget->style->text_aa->green,
widget->style->text_aa->blue);
attr->start_index = 0;
attr->end_index = G_MAXUINT;
pango_attr_list_insert(alist, attr);
pango_layout_set_attributes(layout, alist);
pango_attr_list_unref(alist);
/* Draw fully internationalized numbers! */
i = 0;
while (i < count)
{
gint pos;
gtk_text_view_buffer_to_window_coords (text_view,
GTK_TEXT_WINDOW_LEFT,
0,
g_array_index (pixels, gint, i),
NULL,
&pos);
// str = g_strdup_printf ("%d", g_array_index (numbers, gint, i) + 1);
g_snprintf (str, sizeof (str),
"%d", g_array_index (numbers, gint, i) + 1);
pango_layout_set_text (layout, str, -1);
gtk_paint_layout (widget->style,
win,
GTK_WIDGET_STATE (widget),
FALSE,
NULL,
widget,
NULL,
#if GTK_CHECK_VERSION(2, 6, 0) // Is this solution???
layout_width + justify_width + margin / 2 + 1,
#else
layout_width + justify_width + margin / 2,
#endif
pos,
layout);
// g_free (str);
++i;
}
g_array_free (pixels, TRUE);
g_array_free (numbers, TRUE);
g_object_unref (G_OBJECT (layout));
// g_object_ref (G_OBJECT (style));
/* don't stop emission, need to draw children */
}}}}}
void scim_bridge_client_imcontext_set_preedit_attributes (ScimBridgeClientIMContext *imcontext, ScimBridgeAttribute** const preedit_attributes, int attribute_count)
{
if (imcontext->preedit_attributes != NULL)
pango_attr_list_unref (imcontext->preedit_attributes);
imcontext->preedit_attributes = pango_attr_list_new ();
int preedit_string_length = 0;
int preedit_wstring_length = 0;
if (imcontext->preedit_string != NULL) {
preedit_string_length = strlen (imcontext->preedit_string);
preedit_wstring_length = g_utf8_strlen (imcontext->preedit_string, -1);
}
boolean *has_attribute = alloca (sizeof (boolean) * preedit_string_length);
int i;
for (i = 0; i < preedit_string_length; ++i) {
has_attribute[i] = FALSE;
}
for (i = 0; i < attribute_count; ++i) {
const ScimBridgeAttribute *attr = preedit_attributes[i];
const int begin_pos = scim_bridge_attribute_get_begin (attr);
const int end_pos = scim_bridge_attribute_get_end (attr);
if (begin_pos <= end_pos && 0 <= begin_pos && end_pos <= preedit_wstring_length) {
const int start_index = g_utf8_offset_to_pointer (imcontext->preedit_string, begin_pos) - imcontext->preedit_string;
const int end_index = g_utf8_offset_to_pointer (imcontext->preedit_string, end_pos) - imcontext->preedit_string;
const scim_bridge_attribute_type_t attr_type = scim_bridge_attribute_get_type (attr);
const scim_bridge_attribute_value_t attr_value = scim_bridge_attribute_get_value (attr);
boolean valid_attribute = FALSE;
if (attr_type == ATTRIBUTE_DECORATE) {
if (attr_value == SCIM_BRIDGE_ATTRIBUTE_DECORATE_UNDERLINE) {
valid_attribute = TRUE;
PangoAttribute *pango_attr = pango_attr_underline_new (PANGO_UNDERLINE_SINGLE);
pango_attr->start_index = start_index;
pango_attr->end_index = end_index;
pango_attr_list_insert (imcontext->preedit_attributes, pango_attr);
} else if (attr_value == SCIM_BRIDGE_ATTRIBUTE_DECORATE_REVERSE) {
valid_attribute = TRUE;
PangoAttribute *pango_attr0 = pango_attr_foreground_new (preedit_normal_background.red, preedit_normal_background.green, preedit_normal_background.blue);
pango_attr0->start_index = start_index;
pango_attr0->end_index = end_index;
pango_attr_list_insert (imcontext->preedit_attributes, pango_attr0);
PangoAttribute *pango_attr1 = pango_attr_background_new (preedit_normal_foreground.red, preedit_normal_foreground.green, preedit_normal_foreground.blue);
pango_attr1->start_index = start_index;
pango_attr1->end_index = end_index;
pango_attr_list_insert (imcontext->preedit_attributes, pango_attr1);
} else if (attr_value == SCIM_BRIDGE_ATTRIBUTE_DECORATE_HIGHLIGHT) {
valid_attribute = TRUE;
PangoAttribute *pango_attr0 = pango_attr_foreground_new (preedit_active_foreground.red, preedit_active_foreground.green, preedit_active_foreground.blue);
pango_attr0->start_index = start_index;
pango_attr0->end_index = end_index;
pango_attr_list_insert (imcontext->preedit_attributes, pango_attr0);
PangoAttribute *pango_attr1 = pango_attr_background_new (preedit_active_background.red, preedit_active_background.green, preedit_active_background.blue);
pango_attr1->start_index = start_index;
pango_attr1->end_index = end_index;
pango_attr_list_insert (imcontext->preedit_attributes, pango_attr1);
} else {
scim_bridge_perrorln ("Unknown preedit decoration!");
}
} else if (attr_type == ATTRIBUTE_FOREGROUND) {
valid_attribute = TRUE;
const unsigned int red = scim_bridge_attribute_get_red (attr) * 256;
const unsigned int green = scim_bridge_attribute_get_green (attr) * 256;
const unsigned int blue = scim_bridge_attribute_get_blue (attr) * 256;
PangoAttribute *pango_attr = pango_attr_foreground_new (red, green, blue);
pango_attr->start_index = start_index;
pango_attr->end_index = end_index;
pango_attr_list_insert (imcontext->preedit_attributes, pango_attr);
} else if (attr_type == ATTRIBUTE_BACKGROUND) {
valid_attribute = TRUE;
const unsigned int red = scim_bridge_attribute_get_red (attr) * 256;
const unsigned int green = scim_bridge_attribute_get_green (attr) * 256;
const unsigned int blue = scim_bridge_attribute_get_blue (attr) * 256;
PangoAttribute *pango_attr = pango_attr_background_new (red, green, blue);
pango_attr->start_index = start_index;
pango_attr->end_index = end_index;
pango_attr_list_insert (imcontext->preedit_attributes, pango_attr);
}
if (valid_attribute) {
int j;
for (j = start_index; j < end_index; ++j) {
has_attribute[j] = TRUE;
}
}
}
}
// Add underlines for the all characters without attributes.
for (i = 0; i < preedit_string_length; ++i) {
if (has_attribute[i] == FALSE) {
PangoAttribute *pango_attr = pango_attr_underline_new (PANGO_UNDERLINE_SINGLE);
pango_attr->start_index = i;
for (; i < preedit_string_length && has_attribute[i] == FALSE; ++i);
pango_attr->end_index = i;
pango_attr_list_insert (imcontext->preedit_attributes, pango_attr);
}
}
}
void init_attr_list() {
letter_label_attr_list = pango_attr_list_new();
PangoAttribute *fcolor = pango_attr_foreground_new(0xffff, 0, 0);
pango_attr_list_insert(letter_label_attr_list, fcolor);
}
static void
gm_cell_renderer_bitext_update_text (GmCellRendererBitext *renderer,
GtkWidget *widget,
gboolean is_selected)
{
GtkStyle *style = NULL;
PangoAttrList *attr_list = NULL;
GdkColor color;
PangoAttribute *attr_color = NULL;
PangoAttribute *attr_style = NULL;
PangoAttribute *attr_size = NULL;
gchar *str = NULL;
if (renderer->priv->is_valid && renderer->priv->is_selected == is_selected)
return;
style = gtk_widget_get_style (widget);
attr_list = pango_attr_list_new ();
/* secondary text will be in italic */
attr_style = pango_attr_style_new (PANGO_STYLE_NORMAL);
attr_style->start_index = strlen (renderer->priv->primary_text) + 1;
attr_style->end_index = (guint) - 1;
pango_attr_list_insert (attr_list, attr_style);
if (!is_selected) {
color = style->text_aa[GTK_STATE_NORMAL];
attr_color = pango_attr_foreground_new (color.red,
color.green, color.blue);
attr_color->start_index = attr_style->start_index;
attr_color->end_index = (guint) - 1;
pango_attr_list_insert (attr_list, attr_color);
}
attr_size = pango_attr_size_new ((int) (pango_font_description_get_size (style->font_desc) * 0.8)); /* we want the secondary text smaller */
attr_size->start_index = attr_style->start_index;
attr_size->end_index = (guint) - 1;
pango_attr_list_insert (attr_list, attr_size);
if (renderer->priv->secondary_text && strcmp (renderer->priv->secondary_text, ""))
str = g_strdup_printf ("%s\n%s",
renderer->priv->primary_text,
renderer->priv->secondary_text);
else
str = g_strdup_printf ("%s",
renderer->priv->primary_text);
g_object_set (renderer,
"visible", TRUE,
"weight", PANGO_WEIGHT_NORMAL,
"text", str,
"attributes", attr_list,
NULL);
g_free (str);
pango_attr_list_unref (attr_list);
renderer->priv->is_selected = is_selected;
renderer->priv->is_valid = TRUE;
}
bool wxFont::GTKSetPangoAttrs(PangoLayout* layout) const
{
if (!IsOk() || !(GetUnderlined() || GetStrikethrough()))
return false;
PangoAttrList* attrs = pango_attr_list_new();
PangoAttribute* a;
if (wx_pango_version_check(1,16,0))
{
// a PangoLayout which has leading/trailing spaces with underlined font
// is not correctly drawn by this pango version: Pango won't underline the spaces.
// This can be a problem; e.g. wxHTML rendering of underlined text relies on
// this behaviour. To workaround this problem, we use a special hack here
// suggested by pango maintainer Behdad Esfahbod: we prepend and append two
// empty space characters and give them a dummy colour attribute.
// This will force Pango to underline the leading/trailing spaces, too.
const char* text = pango_layout_get_text(layout);
const size_t n = strlen(text);
if ((n > 0 && text[0] == ' ') || (n > 1 && text[n - 1] == ' '))
{
wxCharBuffer buf(n + 6);
// copy the leading U+200C ZERO WIDTH NON-JOINER encoded in UTF8 format
memcpy(buf.data(), "\342\200\214", 3);
// copy the user string
memcpy(buf.data() + 3, text, n);
// copy the trailing U+200C ZERO WIDTH NON-JOINER encoded in UTF8 format
memcpy(buf.data() + 3 + n, "\342\200\214", 3);
pango_layout_set_text(layout, buf, n + 6);
// Add dummy attributes (use colour as it's invisible anyhow for 0
// width spaces) to ensure that the spaces in the beginning/end of the
// string are underlined too.
a = pango_attr_foreground_new(0x0057, 0x52A9, 0xD614);
a->start_index = 0;
a->end_index = 3;
pango_attr_list_insert(attrs, a);
a = pango_attr_foreground_new(0x0057, 0x52A9, 0xD614);
a->start_index = n + 3;
a->end_index = n + 6;
pango_attr_list_insert(attrs, a);
}
}
if (GetUnderlined())
{
a = pango_attr_underline_new(PANGO_UNDERLINE_SINGLE);
pango_attr_list_insert(attrs, a);
}
if (GetStrikethrough())
{
a = pango_attr_strikethrough_new(true);
pango_attr_list_insert(attrs, a);
}
pango_layout_set_attributes(layout, attrs);
pango_attr_list_unref(attrs);
return true;
}
static void
cell_renderer_text_update_text (EmpathyCellRendererText *cell,
GtkWidget *widget,
gboolean selected)
{
EmpathyCellRendererTextPriv *priv;
PangoAttrList *attr_list;
PangoAttribute *attr_color, *attr_size;
GtkStyle *style;
gchar *str;
priv = GET_PRIV (cell);
if (priv->is_valid && priv->is_selected == selected) {
return;
}
if (priv->is_group) {
g_object_set (cell,
"visible", TRUE,
"weight", PANGO_WEIGHT_BOLD,
"text", priv->name,
"attributes", NULL,
"xpad", 1,
"ypad", 1,
NULL);
priv->is_selected = selected;
priv->is_valid = TRUE;
return;
}
style = gtk_widget_get_style (widget);
attr_list = pango_attr_list_new ();
attr_size = pango_attr_size_new (pango_font_description_get_size (style->font_desc) / 1.2);
attr_size->start_index = strlen (priv->name) + 1;
attr_size->end_index = -1;
pango_attr_list_insert (attr_list, attr_size);
if (!selected) {
GdkColor color;
color = style->text_aa[GTK_STATE_NORMAL];
attr_color = pango_attr_foreground_new (color.red, color.green, color.blue);
attr_color->start_index = attr_size->start_index;
attr_color->end_index = -1;
pango_attr_list_insert (attr_list, attr_color);
}
if (!priv->status || !priv->status[0] || !priv->show_status) {
str = g_strdup (priv->name);
} else {
str = g_strdup_printf ("%s\n%s", priv->name, priv->status);
}
g_object_set (cell,
"visible", TRUE,
"weight", PANGO_WEIGHT_NORMAL,
"text", str,
"attributes", attr_list,
"xpad", 0,
"ypad", 1,
NULL);
g_free (str);
pango_attr_list_unref (attr_list);
priv->is_selected = selected;
priv->is_valid = TRUE;
}
static void draw_page(GtkPrintOperation *operation, GtkPrintContext *context,
gint page_nr, gpointer user_data)
{
DocInfo *dinfo = user_data;
GeanyEditor *editor;
cairo_t *cr;
gdouble width, height;
gdouble x = 0.0, y = 0.0;
/*gint layout_h;*/
gint count;
GString *str;
if (dinfo == NULL || page_nr >= dinfo->n_pages)
return;
editor = dinfo->doc->editor;
if (dinfo->n_pages > 0)
{
gdouble fraction = (page_nr + 1) / (gdouble) dinfo->n_pages;
gchar *text = g_strdup_printf(_("Page %d of %d"), page_nr, dinfo->n_pages);
gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(main_widgets.progressbar), fraction);
gtk_progress_bar_set_text(GTK_PROGRESS_BAR(main_widgets.progressbar), text);
g_free(text);
}
#ifdef GEANY_PRINT_DEBUG
geany_debug("draw_page = %d, pages = %d, (real) lines_per_page = %d",
page_nr, dinfo->n_pages, dinfo->lines_per_page);
#endif
str = g_string_sized_new(256);
cr = gtk_print_context_get_cairo_context(context);
width = gtk_print_context_get_width(context);
height = gtk_print_context_get_height(context);
cairo_set_source_rgb(cr, 0, 0, 0);
#ifdef GEANY_PRINT_DEBUG
cairo_set_line_width(cr, 0.2);
cairo_rectangle(cr, 0, 0, width, height);
cairo_stroke(cr);
#endif
cairo_move_to(cr, 0, 0);
pango_layout_set_width(dinfo->layout, width * PANGO_SCALE);
pango_layout_set_alignment(dinfo->layout, PANGO_ALIGN_LEFT);
pango_layout_set_ellipsize(dinfo->layout, FALSE);
pango_layout_set_justify(dinfo->layout, FALSE);
if (printing_prefs.print_page_header)
add_page_header(dinfo, cr, width, page_nr);
count = 0; /* the actual line counter for the current page, might be different from
* dinfo->cur_line due to possible line breaks */
while (count < dinfo->lines_per_page)
{
gchar c = 'a';
gint style = -1;
PangoAttrList *layout_attr;
PangoAttribute *attr;
gint colours[3] = { 0 };
gboolean add_linenumber = TRUE;
gboolean at_eol;
while (count < dinfo->lines_per_page && c != '\0')
{
at_eol = FALSE;
g_string_erase(str, 0, str->len); /* clear the string */
/* line numbers */
if (printing_prefs.print_line_numbers && add_linenumber)
{
/* if we had a wrapped line on the last page which needs to be continued, don't
* add a line number */
if (dinfo->long_line)
{
add_linenumber = FALSE;
}
else
{
gchar *line_number = NULL;
gint cur_line_number_margin = get_line_numbers_arity(dinfo->cur_line + 1);
gchar *fill = g_strnfill(
dinfo->max_line_number_margin - cur_line_number_margin - 1, ' ');
line_number = g_strdup_printf("%s%d ", fill, dinfo->cur_line + 1);
g_string_append(str, line_number);
dinfo->cur_line++; /* increase document line */
add_linenumber = FALSE;
style = STYLE_LINENUMBER;
c = 'a'; /* dummy value */
g_free(fill);
g_free(line_number);
}
}
/* data */
else
{
style = sci_get_style_at(dinfo->doc->editor->sci, dinfo->cur_pos);
c = sci_get_char_at(dinfo->doc->editor->sci, dinfo->cur_pos);
if (c == '\0' || style == -1)
{ /* if c gets 0, we are probably out of document boundaries,
* so stop to break out of outer loop */
count = dinfo->lines_per_page;
break;
}
dinfo->cur_pos++;
/* convert tabs to spaces which seems to be better than using Pango tabs */
if (c == '\t')
{
gint tab_width = sci_get_tab_width(editor->sci);
gchar *s = g_strnfill(tab_width, ' ');
g_string_append(str, s);
g_free(s);
}
/* don't add line breaks, they are handled manually below */
else if (c == '\r' || c == '\n')
{
gchar c_next = sci_get_char_at(dinfo->doc->editor->sci, dinfo->cur_pos);
at_eol = TRUE;
if (c == '\r' && c_next == '\n')
dinfo->cur_pos++; /* skip LF part of CR/LF */
}
else
{
g_string_append_c(str, c); /* finally add the character */
/* handle UTF-8: since we add char by char (better: byte by byte), we need to
* keep UTF-8 characters together(e.g. two bytes for one character)
* the input is always UTF-8 and c is signed, so all non-Ascii
* characters are less than 0 and consist of all bytes less than 0.
* style doesn't change since it is only one character with multiple bytes. */
while (c < 0)
{
c = sci_get_char_at(dinfo->doc->editor->sci, dinfo->cur_pos);
if (c < 0)
{ /* only add the byte when it is part of the UTF-8 character
* otherwise we could add e.g. a '\n' and it won't be visible in the
* printed document */
g_string_append_c(str, c);
dinfo->cur_pos++;
}
}
}
}
if (! at_eol)
{
/* set text */
pango_layout_set_text(dinfo->layout, str->str, -1);
/* attributes */
layout_attr = pango_attr_list_new();
/* foreground colour */
get_rgb_values(dinfo->styles[style][FORE], &colours[0], &colours[1], &colours[2]);
attr = pango_attr_foreground_new(colours[0], colours[1], colours[2]);
ADD_ATTR(layout_attr, attr);
/* background colour */
get_rgb_values(dinfo->styles[style][BACK], &colours[0], &colours[1], &colours[2]);
attr = pango_attr_background_new(colours[0], colours[1], colours[2]);
ADD_ATTR(layout_attr, attr);
/* bold text */
if (dinfo->styles[style][BOLD])
{
attr = pango_attr_weight_new(PANGO_WEIGHT_BOLD);
ADD_ATTR(layout_attr, attr);
}
/* italic text */
if (dinfo->styles[style][ITALIC])
{
attr = pango_attr_style_new(PANGO_STYLE_ITALIC);
ADD_ATTR(layout_attr, attr);
}
pango_layout_set_attributes(dinfo->layout, layout_attr);
pango_layout_context_changed(dinfo->layout);
pango_attr_list_unref(layout_attr);
}
cairo_get_current_point(cr, &x, &y);
/* normal line break at eol character in document */
if (at_eol)
{
/*pango_layout_get_size(dinfo->layout, NULL, &layout_h);*/
/*cairo_move_to(cr, 0, y + (gdouble)layout_h / PANGO_SCALE);*/
cairo_move_to(cr, 0, y + dinfo->line_height);
count++;
/* we added a new document line so request a new line number */
add_linenumber = TRUE;
}
else
{
gint x_offset = 0;
/* maybe we need to force a line break because of too long line */
if (x >= (width - dinfo->font_width))
{
/* don't start the line at horizontal origin because we need to skip the
* line number margin */
if (printing_prefs.print_line_numbers)
{
x_offset = (dinfo->max_line_number_margin + 1) * dinfo->font_width;
}
/*pango_layout_get_size(dinfo->layout, NULL, &layout_h);*/
/*cairo_move_to(cr, x_offset, y + (gdouble)layout_h / PANGO_SCALE);*/
/* this is faster but not exactly the same as above */
cairo_move_to(cr, x_offset, y + dinfo->line_height);
cairo_get_current_point(cr, &x, &y);
count++;
}
if (count < dinfo->lines_per_page)
{
/* str->len is counted in bytes not characters, so use g_utf8_strlen() */
x_offset = (g_utf8_strlen(str->str, -1) * dinfo->font_width);
if (dinfo->long_line && count == 0)
{
x_offset = (dinfo->max_line_number_margin + 1) * dinfo->font_width;
dinfo->long_line = FALSE;
}
pango_cairo_show_layout(cr, dinfo->layout);
cairo_move_to(cr, x + x_offset, y);
}
else
/* we are on a wrapped line but we are out of lines on this page, so continue
* the current line on the next page and remember to continue in current line */
dinfo->long_line = TRUE;
}
}
}
if (printing_prefs.print_line_numbers)
{ /* print a thin line between the line number margin and the data */
gint y_start = 0;
if (printing_prefs.print_page_header)
y_start = (dinfo->line_height * 3) - 2; /* "- 2": to connect the line number line to
* the page header frame */
cairo_set_line_width(cr, 0.3);
cairo_move_to(cr, (dinfo->max_line_number_margin * dinfo->font_width) + 1, y_start);
cairo_line_to(cr, (dinfo->max_line_number_margin * dinfo->font_width) + 1,
y + dinfo->line_height); /* y is last added line, we reuse it */
cairo_stroke(cr);
}
if (printing_prefs.print_page_numbers)
{
gchar *line = g_strdup_printf("<small>- %d -</small>", page_nr + 1);
pango_layout_set_markup(dinfo->layout, line, -1);
pango_layout_set_alignment(dinfo->layout, PANGO_ALIGN_CENTER);
cairo_move_to(cr, 0, height - dinfo->line_height);
pango_cairo_show_layout(cr, dinfo->layout);
g_free(line);
#ifdef GEANY_PRINT_DEBUG
cairo_set_line_width(cr, 0.3);
cairo_move_to(cr, 0, height - (1.25 * dinfo->line_height));
cairo_line_to(cr, width - 1, height - (1.25 * dinfo->line_height));
cairo_stroke(cr);
#endif
}
g_string_free(str, TRUE);
}
static gboolean
span_parse_func (MarkupData *md,
OpenTag *tag,
const gchar **names,
const gchar **values,
GMarkupParseContext *context,
GError **error)
{
int line_number, char_number;
int i;
const char *family = NULL;
const char *size = NULL;
const char *style = NULL;
const char *weight = NULL;
const char *variant = NULL;
const char *stretch = NULL;
const char *desc = NULL;
const char *foreground = NULL;
const char *background = NULL;
const char *underline = NULL;
const char *underline_color = NULL;
const char *strikethrough = NULL;
const char *strikethrough_color = NULL;
const char *rise = NULL;
const char *letter_spacing = NULL;
const char *lang = NULL;
const char *fallback = NULL;
const char *gravity = NULL;
const char *gravity_hint = NULL;
g_markup_parse_context_get_position (context,
&line_number, &char_number);
#define CHECK_DUPLICATE(var) G_STMT_START{ \
if ((var) != NULL) { \
g_set_error (error, G_MARKUP_ERROR, \
G_MARKUP_ERROR_INVALID_CONTENT, \
_("Attribute '%s' occurs twice on <span> tag " \
"on line %d char %d, may only occur once"), \
names[i], line_number, char_number); \
return FALSE; \
}}G_STMT_END
#define CHECK_ATTRIBUTE2(var, name) \
if (attr_strcmp (names[i], (name)) == 0) { \
CHECK_DUPLICATE (var); \
(var) = values[i]; \
found = TRUE; \
break; \
}
#define CHECK_ATTRIBUTE(var) CHECK_ATTRIBUTE2 (var, G_STRINGIFY (var))
i = 0;
while (names[i])
{
gboolean found = FALSE;
switch (names[i][0]) {
case 'f':
CHECK_ATTRIBUTE (fallback);
CHECK_ATTRIBUTE2(desc, "font");
CHECK_ATTRIBUTE2(desc, "font_desc");
CHECK_ATTRIBUTE2(family, "face");
CHECK_ATTRIBUTE2(family, "font_family");
CHECK_ATTRIBUTE2(size, "font_size");
CHECK_ATTRIBUTE2(stretch, "font_stretch");
CHECK_ATTRIBUTE2(style, "font_style");
CHECK_ATTRIBUTE2(variant, "font_variant");
CHECK_ATTRIBUTE2(weight, "font_weight");
CHECK_ATTRIBUTE (foreground);
CHECK_ATTRIBUTE2 (foreground, "fgcolor");
break;
case 's':
CHECK_ATTRIBUTE (size);
CHECK_ATTRIBUTE (stretch);
CHECK_ATTRIBUTE (strikethrough);
CHECK_ATTRIBUTE (strikethrough_color);
CHECK_ATTRIBUTE (style);
break;
case 'g':
CHECK_ATTRIBUTE (gravity);
CHECK_ATTRIBUTE (gravity_hint);
break;
case 'l':
CHECK_ATTRIBUTE (lang);
CHECK_ATTRIBUTE (letter_spacing);
break;
case 'u':
CHECK_ATTRIBUTE (underline);
CHECK_ATTRIBUTE (underline_color);
break;
default:
CHECK_ATTRIBUTE (background);
CHECK_ATTRIBUTE2 (background, "bgcolor");
CHECK_ATTRIBUTE2(foreground, "color");
CHECK_ATTRIBUTE (rise);
CHECK_ATTRIBUTE (variant);
CHECK_ATTRIBUTE (weight);
break;
}
if (!found)
{
g_set_error (error, G_MARKUP_ERROR,
G_MARKUP_ERROR_UNKNOWN_ATTRIBUTE,
_("Attribute '%s' is not allowed on the <span> tag "
"on line %d char %d"),
names[i], line_number, char_number);
return FALSE;
}
++i;
}
/* Parse desc first, then modify it with other font-related attributes. */
if (G_UNLIKELY (desc))
{
PangoFontDescription *parsed;
parsed = pango_font_description_from_string (desc);
if (parsed)
{
add_attribute (tag, pango_attr_font_desc_new (parsed));
if (tag)
open_tag_set_absolute_font_size (tag, pango_font_description_get_size (parsed));
pango_font_description_free (parsed);
}
}
if (G_UNLIKELY (family))
{
add_attribute (tag, pango_attr_family_new (family));
}
if (G_UNLIKELY (size))
{
if (g_ascii_isdigit (*size))
{
const char *end;
gint n;
/* cap size from the top at an arbitrary 2048 */
#define MAX_SIZE (2048 * PANGO_SCALE)
if ((end = size, !pango_scan_int (&end, &n)) || *end != '\0' || n < 0 || n > MAX_SIZE)
{
g_set_error (error,
G_MARKUP_ERROR,
G_MARKUP_ERROR_INVALID_CONTENT,
_("Value of 'size' attribute on <span> tag on line %d "
"could not be parsed; should be an integer less than %d, or a "
"string such as 'small', not '%s'"),
line_number, MAX_SIZE+1, size);
goto error;
}
add_attribute (tag, pango_attr_size_new (n));
if (tag)
open_tag_set_absolute_font_size (tag, n);
}
else if (strcmp (size, "smaller") == 0)
{
if (tag)
{
tag->scale_level_delta -= 1;
tag->scale_level -= 1;
}
}
else if (strcmp (size, "larger") == 0)
{
if (tag)
{
tag->scale_level_delta += 1;
tag->scale_level += 1;
}
}
else if (parse_absolute_size (tag, size))
; /* nothing */
else
{
g_set_error (error,
G_MARKUP_ERROR,
G_MARKUP_ERROR_INVALID_CONTENT,
_("Value of 'size' attribute on <span> tag on line %d "
"could not be parsed; should be an integer, or a "
"string such as 'small', not '%s'"),
line_number, size);
goto error;
}
}
if (G_UNLIKELY (style))
{
PangoStyle pango_style;
if (pango_parse_style (style, &pango_style, FALSE))
add_attribute (tag, pango_attr_style_new (pango_style));
else
{
g_set_error (error,
G_MARKUP_ERROR,
G_MARKUP_ERROR_INVALID_CONTENT,
_("'%s' is not a valid value for the 'style' attribute "
"on <span> tag, line %d; valid values are "
"'normal', 'oblique', 'italic'"),
style, line_number);
goto error;
}
}
if (G_UNLIKELY (weight))
{
PangoWeight pango_weight;
if (pango_parse_weight (weight, &pango_weight, FALSE))
add_attribute (tag,
pango_attr_weight_new (pango_weight));
else
{
g_set_error (error,
G_MARKUP_ERROR,
G_MARKUP_ERROR_INVALID_CONTENT,
_("'%s' is not a valid value for the 'weight' "
"attribute on <span> tag, line %d; valid "
"values are for example 'light', 'ultrabold' or a number"),
weight, line_number);
goto error;
}
}
if (G_UNLIKELY (variant))
{
PangoVariant pango_variant;
if (pango_parse_variant (variant, &pango_variant, FALSE))
add_attribute (tag, pango_attr_variant_new (pango_variant));
else
{
g_set_error (error,
G_MARKUP_ERROR,
G_MARKUP_ERROR_INVALID_CONTENT,
_("'%s' is not a valid value for the 'variant' "
"attribute on <span> tag, line %d; valid values are "
"'normal', 'smallcaps'"),
variant, line_number);
goto error;
}
}
if (G_UNLIKELY (stretch))
{
PangoStretch pango_stretch;
if (pango_parse_stretch (stretch, &pango_stretch, FALSE))
add_attribute (tag, pango_attr_stretch_new (pango_stretch));
else
{
g_set_error (error,
G_MARKUP_ERROR,
G_MARKUP_ERROR_INVALID_CONTENT,
_("'%s' is not a valid value for the 'stretch' "
"attribute on <span> tag, line %d; valid "
"values are for example 'condensed', "
"'ultraexpanded', 'normal'"),
stretch, line_number);
goto error;
}
}
if (G_UNLIKELY (foreground))
{
PangoColor color;
if (!span_parse_color ("foreground", foreground, &color, line_number, error))
goto error;
add_attribute (tag, pango_attr_foreground_new (color.red, color.green, color.blue));
}
if (G_UNLIKELY (background))
{
PangoColor color;
if (!span_parse_color ("background", background, &color, line_number, error))
goto error;
add_attribute (tag, pango_attr_background_new (color.red, color.green, color.blue));
}
if (G_UNLIKELY (underline))
{
PangoUnderline ul = PANGO_UNDERLINE_NONE;
if (!span_parse_enum ("underline", underline, PANGO_TYPE_UNDERLINE, &ul, line_number, error))
goto error;
add_attribute (tag, pango_attr_underline_new (ul));
}
if (G_UNLIKELY (underline_color))
{
PangoColor color;
if (!span_parse_color ("underline_color", underline_color, &color, line_number, error))
goto error;
add_attribute (tag, pango_attr_underline_color_new (color.red, color.green, color.blue));
}
if (G_UNLIKELY (gravity))
{
PangoGravity gr = PANGO_GRAVITY_SOUTH;
if (!span_parse_enum ("gravity", gravity, PANGO_TYPE_GRAVITY, &gr, line_number, error))
goto error;
add_attribute (tag, pango_attr_gravity_new (gr));
}
if (G_UNLIKELY (gravity_hint))
{
PangoGravityHint hint = PANGO_GRAVITY_HINT_NATURAL;
if (!span_parse_enum ("gravity_hint", gravity_hint, PANGO_TYPE_GRAVITY_HINT, &hint, line_number, error))
goto error;
add_attribute (tag, pango_attr_gravity_hint_new (hint));
}
if (G_UNLIKELY (strikethrough))
{
gboolean b = FALSE;
if (!span_parse_boolean ("strikethrough", strikethrough, &b, line_number, error))
goto error;
add_attribute (tag, pango_attr_strikethrough_new (b));
}
if (G_UNLIKELY (strikethrough_color))
{
PangoColor color;
if (!span_parse_color ("strikethrough_color", strikethrough_color, &color, line_number, error))
goto error;
add_attribute (tag, pango_attr_strikethrough_color_new (color.red, color.green, color.blue));
}
if (G_UNLIKELY (fallback))
{
gboolean b = FALSE;
if (!span_parse_boolean ("fallback", fallback, &b, line_number, error))
goto error;
add_attribute (tag, pango_attr_fallback_new (b));
}
if (G_UNLIKELY (rise))
{
gint n = 0;
if (!span_parse_int ("rise", rise, &n, line_number, error))
goto error;
add_attribute (tag, pango_attr_rise_new (n));
}
if (G_UNLIKELY (letter_spacing))
{
gint n = 0;
if (!span_parse_int ("letter_spacing", letter_spacing, &n, line_number, error))
goto error;
add_attribute (tag, pango_attr_letter_spacing_new (n));
}
if (G_UNLIKELY (lang))
{
add_attribute (tag,
pango_attr_language_new (pango_language_from_string (lang)));
}
return TRUE;
error:
return FALSE;
}
static void
text_entry_update_layout(struct text_entry *entry)
{
char *text;
PangoAttrList *attr_list;
assert(entry->cursor <= (strlen(entry->text) +
(entry->preedit.text ? strlen(entry->preedit.text) : 0)));
if (entry->preedit.text) {
text = malloc(strlen(entry->text) + strlen(entry->preedit.text) + 1);
strncpy(text, entry->text, entry->cursor);
strcpy(text + entry->cursor, entry->preedit.text);
strcpy(text + entry->cursor + strlen(entry->preedit.text),
entry->text + entry->cursor);
} else {
text = strdup(entry->text);
}
if (entry->cursor != entry->anchor) {
int start_index = MIN(entry->cursor, entry->anchor);
int end_index = MAX(entry->cursor, entry->anchor);
PangoAttribute *attr;
attr_list = pango_attr_list_copy(entry->preedit.attr_list);
if (!attr_list)
attr_list = pango_attr_list_new();
attr = pango_attr_background_new(0.3 * 65535, 0.3 * 65535, 65535);
attr->start_index = start_index;
attr->end_index = end_index;
pango_attr_list_insert(attr_list, attr);
attr = pango_attr_foreground_new(65535, 65535, 65535);
attr->start_index = start_index;
attr->end_index = end_index;
pango_attr_list_insert(attr_list, attr);
} else {
attr_list = pango_attr_list_ref(entry->preedit.attr_list);
}
if (entry->preedit.text && !entry->preedit.attr_list) {
PangoAttribute *attr;
if (!attr_list)
attr_list = pango_attr_list_new();
attr = pango_attr_underline_new(PANGO_UNDERLINE_SINGLE);
attr->start_index = entry->cursor;
attr->end_index = entry->cursor + strlen(entry->preedit.text);
pango_attr_list_insert(attr_list, attr);
}
if (entry->layout) {
pango_layout_set_text(entry->layout, text, -1);
pango_layout_set_attributes(entry->layout, attr_list);
}
free(text);
pango_attr_list_unref(attr_list);
}
static PangoAttrList*
hildon_font_selection_dialog_create_attrlist (HildonFontSelectionDialog *fontsel,
guint start_index,
guint len)
{
PangoAttrList *list;
PangoAttribute *attr;
gint size, position;
gboolean family_set, size_set, color_set, bold, bold_set,
italic, italic_set, underline, underline_set,
strikethrough, strikethrough_set, position_set;
GdkColor *color = NULL;
gchar *family = NULL;
gdouble font_scaling = 1.0;
list = pango_attr_list_new ();
g_object_get (G_OBJECT (fontsel),
"family", &family, "family-set", &family_set,
"size", &size, "size-set", &size_set,
"color", &color, "color-set", &color_set,
"bold", &bold, "bold-set", &bold_set,
"italic", &italic, "italic-set", &italic_set,
"underline", &underline, "underline-set", &underline_set,
"strikethrough", &strikethrough, "strikethrough-set",
&strikethrough_set, "position", &position,
"position-set", &position_set,
"font-scaling", &font_scaling,
NULL);
/* family */
if (family_set)
{
attr = pango_attr_family_new (family);
add_preview_text_attr (list, attr, start_index, len);
}
g_free (family);
/* size */
if (size_set)
{
attr = pango_attr_size_new (size * PANGO_SCALE);
add_preview_text_attr (list, attr, start_index, len);
}
/*color*/
if (color_set)
{
attr = pango_attr_foreground_new (color->red, color->green, color->blue);
add_preview_text_attr (list, attr, start_index, len);
}
if (color != NULL)
gdk_color_free (color);
/*weight*/
if (bold_set)
{
if (bold)
attr = pango_attr_weight_new (PANGO_WEIGHT_BOLD);
else
attr = pango_attr_weight_new (PANGO_WEIGHT_NORMAL);
add_preview_text_attr(list, attr, start_index, len);
}
/* style */
if (italic_set)
{
if (italic)
attr = pango_attr_style_new (PANGO_STYLE_ITALIC);
else
attr = pango_attr_style_new (PANGO_STYLE_NORMAL);
add_preview_text_attr(list, attr, start_index, len);
}
/* underline */
if (underline_set)
{
if (underline)
attr = pango_attr_underline_new (PANGO_UNDERLINE_SINGLE);
else
attr = pango_attr_underline_new (PANGO_UNDERLINE_NONE);
add_preview_text_attr(list, attr, start_index, len);
}
/* strikethrough */
if (strikethrough_set)
{
if (strikethrough)
attr = pango_attr_strikethrough_new (TRUE);
else
attr = pango_attr_strikethrough_new (FALSE);
add_preview_text_attr(list, attr, start_index, len);
}
/* position */
if (position_set)
{
switch (position)
{
case 1: /*super*/
attr = pango_attr_rise_new (SUPERSCRIPT_RISE);
break;
case -1: /*sub*/
attr = pango_attr_rise_new (SUBSCRIPT_LOW);
break;
default: /*normal*/
attr = pango_attr_rise_new (0);
break;
}
add_preview_text_attr (list, attr, start_index, len);
}
/* font scaling for preview */
if (font_scaling)
{
attr = pango_attr_scale_new(font_scaling);
add_preview_text_attr(list, attr, 0, len + start_index);
}
return list;
}
/**
* gimp_label_set_attributes:
* @label: a #GtkLabel
* @...: a list of PangoAttrType and value pairs terminated by -1.
*
* Sets Pango attributes on a #GtkLabel in a more convenient way than
* gtk_label_set_attributes().
*
* This function is useful if you want to change the font attributes
* of a #GtkLabel. This is an alternative to using PangoMarkup which
* is slow to parse and akward to handle in an i18n-friendly way.
*
* The attributes are set on the complete label, from start to end. If
* you need to set attributes on part of the label, you will have to
* use the PangoAttributes API directly.
*
* Since: 2.2
**/
void
gimp_label_set_attributes (GtkLabel *label,
...)
{
PangoAttribute *attr = NULL;
PangoAttrList *attrs;
va_list args;
g_return_if_fail (GTK_IS_LABEL (label));
attrs = pango_attr_list_new ();
va_start (args, label);
do
{
PangoAttrType attr_type = va_arg (args, PangoAttrType);
if (attr_type == -1)
attr_type = PANGO_ATTR_INVALID;
switch (attr_type)
{
case PANGO_ATTR_LANGUAGE:
attr = pango_attr_language_new (va_arg (args, PangoLanguage *));
break;
case PANGO_ATTR_FAMILY:
attr = pango_attr_family_new (va_arg (args, const gchar *));
break;
case PANGO_ATTR_STYLE:
attr = pango_attr_style_new (va_arg (args, PangoStyle));
break;
case PANGO_ATTR_WEIGHT:
attr = pango_attr_weight_new (va_arg (args, PangoWeight));
break;
case PANGO_ATTR_VARIANT:
attr = pango_attr_variant_new (va_arg (args, PangoVariant));
break;
case PANGO_ATTR_STRETCH:
attr = pango_attr_stretch_new (va_arg (args, PangoStretch));
break;
case PANGO_ATTR_SIZE:
attr = pango_attr_size_new (va_arg (args, gint));
break;
case PANGO_ATTR_FONT_DESC:
attr = pango_attr_font_desc_new (va_arg (args,
const PangoFontDescription *));
break;
case PANGO_ATTR_FOREGROUND:
{
const PangoColor *color = va_arg (args, const PangoColor *);
attr = pango_attr_foreground_new (color->red,
color->green,
color->blue);
}
break;
case PANGO_ATTR_BACKGROUND:
{
const PangoColor *color = va_arg (args, const PangoColor *);
attr = pango_attr_background_new (color->red,
color->green,
color->blue);
}
break;
case PANGO_ATTR_UNDERLINE:
attr = pango_attr_underline_new (va_arg (args, PangoUnderline));
break;
case PANGO_ATTR_STRIKETHROUGH:
attr = pango_attr_strikethrough_new (va_arg (args, gboolean));
break;
case PANGO_ATTR_RISE:
attr = pango_attr_rise_new (va_arg (args, gint));
break;
case PANGO_ATTR_SCALE:
attr = pango_attr_scale_new (va_arg (args, gdouble));
break;
default:
g_warning ("%s: invalid PangoAttribute type %d",
G_STRFUNC, attr_type);
case PANGO_ATTR_INVALID:
attr = NULL;
break;
}
if (attr)
{
attr->start_index = 0;
attr->end_index = -1;
pango_attr_list_insert (attrs, attr);
}
}
while (attr);
va_end (args);
gtk_label_set_attributes (label, attrs);
pango_attr_list_unref (attrs);
}
static void
decorate_text (GimpAboutDialog *dialog,
gint anim_type,
gdouble time)
{
GtkStyle *style = gtk_widget_get_style (dialog->anim_area);
const gchar *text;
const gchar *ptr;
gint letter_count = 0;
gint text_length = 0;
gint text_bytelen = 0;
gint cluster_start, cluster_end;
gunichar unichr;
PangoAttrList *attrlist = NULL;
PangoAttribute *attr;
PangoRectangle irect = {0, 0, 0, 0};
PangoRectangle lrect = {0, 0, 0, 0};
GdkColor mix;
mix_colors (style->bg + GTK_STATE_NORMAL,
style->fg + GTK_STATE_NORMAL, &mix, time);
text = pango_layout_get_text (dialog->layout);
g_return_if_fail (text != NULL);
text_length = g_utf8_strlen (text, -1);
text_bytelen = strlen (text);
attrlist = pango_attr_list_new ();
dialog->textrange[0] = 0;
dialog->textrange[1] = text_bytelen;
switch (anim_type)
{
case 0: /* Fade in */
attr = pango_attr_foreground_new (mix.red, mix.green, mix.blue);
attr->start_index = 0;
attr->end_index = text_bytelen;
pango_attr_list_insert (attrlist, attr);
break;
case 1: /* Fade in, spread */
attr = pango_attr_foreground_new (mix.red, mix.green, mix.blue);
attr->start_index = 0;
attr->end_index = text_bytelen;
pango_attr_list_change (attrlist, attr);
ptr = text;
cluster_start = 0;
while ((unichr = g_utf8_get_char (ptr)))
{
ptr = g_utf8_next_char (ptr);
cluster_end = (ptr - text);
if (unichr == 0x200b)
{
lrect.width = (1.0 - time) * 15.0 * PANGO_SCALE + 0.5;
attr = pango_attr_shape_new (&irect, &lrect);
attr->start_index = cluster_start;
attr->end_index = cluster_end;
pango_attr_list_change (attrlist, attr);
}
cluster_start = cluster_end;
}
break;
case 2: /* Fade in, sinewave */
attr = pango_attr_foreground_new (mix.red, mix.green, mix.blue);
attr->start_index = 0;
attr->end_index = text_bytelen;
pango_attr_list_change (attrlist, attr);
ptr = text;
cluster_start = 0;
while ((unichr = g_utf8_get_char (ptr)))
{
if (unichr == 0x200b)
{
cluster_end = ptr - text;
attr = pango_attr_rise_new ((1.0 -time) * 18000 *
sin (4.0 * time +
(float) letter_count * 0.7));
attr->start_index = cluster_start;
attr->end_index = cluster_end;
pango_attr_list_change (attrlist, attr);
letter_count++;
cluster_start = cluster_end;
}
ptr = g_utf8_next_char (ptr);
}
break;
case 3: /* letterwise Fade in */
ptr = text;
letter_count = 0;
cluster_start = 0;
while ((unichr = g_utf8_get_char (ptr)))
{
gint border = (text_length + 15) * time - 15;
gdouble pos;
if (letter_count < border)
pos = 0;
else if (letter_count > border + 15)
pos = 1;
else
pos = ((gdouble) (letter_count - border)) / 15;
mix_colors (style->fg + GTK_STATE_NORMAL,
style->bg + GTK_STATE_NORMAL,
&mix, pos);
ptr = g_utf8_next_char (ptr);
cluster_end = ptr - text;
attr = pango_attr_foreground_new (mix.red, mix.green, mix.blue);
attr->start_index = cluster_start;
attr->end_index = cluster_end;
pango_attr_list_change (attrlist, attr);
if (pos < 1.0)
dialog->textrange[1] = cluster_end;
letter_count++;
cluster_start = cluster_end;
}
break;
default:
g_printerr ("Unknown animation type %d\n", anim_type);
}
pango_layout_set_attributes (dialog->layout, attrlist);
pango_attr_list_unref (attrlist);
}
/* This function is used by gtk_text_cell_accessible_get_offset_at_point()
* and gtk_text_cell_accessible_get_character_extents(). There is no
* cached PangoLayout so we must create a temporary one using this function.
*/
static PangoLayout *
create_pango_layout (GtkTextCellAccessible *text)
{
GdkRGBA *foreground_rgba;
PangoAttrList *attr_list, *attributes;
PangoLayout *layout;
PangoUnderline uline, underline;
PangoFontMask mask;
PangoFontDescription *font_desc;
gboolean foreground_set, strikethrough_set, strikethrough;
gboolean scale_set, underline_set, rise_set;
gchar *renderer_text;
gdouble scale;
gint rise;
GtkRendererCellAccessible *gail_renderer;
GtkCellRendererText *gtk_renderer;
gail_renderer = GTK_RENDERER_CELL_ACCESSIBLE (text);
gtk_renderer = GTK_CELL_RENDERER_TEXT (gail_renderer->renderer);
g_object_get (gtk_renderer,
"text", &renderer_text,
"attributes", &attributes,
"foreground-set", &foreground_set,
"foreground-rgba", &foreground_rgba,
"strikethrough-set", &strikethrough_set,
"strikethrough", &strikethrough,
"font-desc", &font_desc,
"scale-set", &scale_set,
"scale", &scale,
"underline-set", &underline_set,
"underline", &underline,
"rise-set", &rise_set,
"rise", &rise,
NULL);
layout = gtk_widget_create_pango_layout (get_widget (text), renderer_text);
if (attributes)
attr_list = pango_attr_list_copy (attributes);
else
attr_list = pango_attr_list_new ();
if (foreground_set)
{
add_attr (attr_list, pango_attr_foreground_new (foreground_rgba->red * 65535,
foreground_rgba->green * 65535,
foreground_rgba->blue * 65535));
}
if (strikethrough_set)
add_attr (attr_list,
pango_attr_strikethrough_new (strikethrough));
mask = pango_font_description_get_set_fields (font_desc);
if (mask & PANGO_FONT_MASK_FAMILY)
add_attr (attr_list,
pango_attr_family_new (pango_font_description_get_family (font_desc)));
if (mask & PANGO_FONT_MASK_STYLE)
add_attr (attr_list, pango_attr_style_new (pango_font_description_get_style (font_desc)));
if (mask & PANGO_FONT_MASK_VARIANT)
add_attr (attr_list, pango_attr_variant_new (pango_font_description_get_variant (font_desc)));
if (mask & PANGO_FONT_MASK_WEIGHT)
add_attr (attr_list, pango_attr_weight_new (pango_font_description_get_weight (font_desc)));
if (mask & PANGO_FONT_MASK_STRETCH)
add_attr (attr_list, pango_attr_stretch_new (pango_font_description_get_stretch (font_desc)));
if (mask & PANGO_FONT_MASK_SIZE)
add_attr (attr_list, pango_attr_size_new (pango_font_description_get_size (font_desc)));
if (scale_set && scale != 1.0)
add_attr (attr_list, pango_attr_scale_new (scale));
if (underline_set)
uline = underline;
else
uline = PANGO_UNDERLINE_NONE;
if (uline != PANGO_UNDERLINE_NONE)
add_attr (attr_list,
pango_attr_underline_new (underline));
if (rise_set)
add_attr (attr_list, pango_attr_rise_new (rise));
pango_layout_set_attributes (layout, attr_list);
pango_layout_set_width (layout, -1);
pango_attr_list_unref (attr_list);
pango_font_description_free (font_desc);
pango_attr_list_unref (attributes);
g_free (renderer_text);
gdk_rgba_free (foreground_rgba);
return layout;
}
static void
_fcitx_im_context_update_formatted_preedit_cb(FcitxClient* im, GPtrArray* array, int cursor_pos, void* user_data)
{
FcitxLog(LOG_LEVEL, "_fcitx_im_context_commit_string_cb");
FcitxIMContext* context = FCITX_IM_CONTEXT(user_data);
gboolean visible = false;
if (context->preedit_string != NULL) {
if (strlen(context->preedit_string) != 0)
visible = true;
g_free(context->preedit_string);
context->preedit_string = NULL;
}
if (context->attrlist != NULL) {
pango_attr_list_unref(context->attrlist);
}
context->attrlist = pango_attr_list_new();
GString* gstr = g_string_new(NULL);
int i = 0;
for (i = 0; i < array->len; i++) {
size_t bytelen = strlen(gstr->str);
FcitxPreeditItem* preedit = g_ptr_array_index(array, i);
const gchar* s = preedit->string;
gint type = preedit->type;
PangoAttribute *pango_attr = NULL;
if ((type & MSG_NOUNDERLINE) == 0) {
pango_attr = pango_attr_underline_new(PANGO_UNDERLINE_SINGLE);
pango_attr->start_index = bytelen;
pango_attr->end_index = bytelen + strlen(s);
pango_attr_list_insert(context->attrlist, pango_attr);
}
if (type & MSG_HIGHLIGHT) {
gboolean hasColor;
GdkColor fg;
GdkColor bg;
if (context->client_window) {
GtkWidget *widget;
gdk_window_get_user_data (context->client_window,
(gpointer *)&widget);
if (GTK_IS_WIDGET(widget)) {
hasColor = true;
GtkStyle* style = gtk_widget_get_style(widget);
fg = style->text[GTK_STATE_SELECTED];
bg = style->bg[GTK_STATE_SELECTED];
}
}
if (!hasColor) {
fg.red = 0xffff;
fg.green = 0xffff;
fg.blue = 0xffff;
bg.red = 0x43ff;
bg.green = 0xacff;
bg.blue = 0xe8ff;
}
pango_attr = pango_attr_foreground_new(fg.red, fg.green, fg.blue);
pango_attr->start_index = bytelen;
pango_attr->end_index = bytelen + strlen(s);
pango_attr_list_insert(context->attrlist, pango_attr);
pango_attr = pango_attr_background_new(bg.red, bg.green, bg.blue);
pango_attr->start_index = bytelen;
pango_attr->end_index = bytelen + strlen(s);
pango_attr_list_insert(context->attrlist, pango_attr);
}
gstr = g_string_append(gstr, s);
}
gchar* str = g_string_free(gstr, FALSE);
context->preedit_string = g_strdup(str);
char* tempstr = g_strndup(str, cursor_pos);
context->cursor_pos = fcitx_utf8_strlen(tempstr);
g_free(tempstr);
gboolean new_visible = false;
if (context->preedit_string != NULL) {
if (strlen(context->preedit_string) != 0)
new_visible = true;
}
gboolean flag = new_visible != visible;
if (new_visible) {
if (flag) {
/* invisible => visible */
g_signal_emit(context, _signal_preedit_start_id, 0);
}
g_signal_emit(context, _signal_preedit_changed_id, 0);
} else {
if (flag) {
/* visible => invisible */
g_signal_emit(context, _signal_preedit_changed_id, 0);
g_signal_emit(context, _signal_preedit_end_id, 0);
} else {
/* still invisible */
/* do nothing */
}
}
g_signal_emit(context, _signal_preedit_changed_id, 0);
}