diff options
Diffstat (limited to 'pango/pango-layout.c')
| -rw-r--r-- | pango/pango-layout.c | 400 |
1 files changed, 200 insertions, 200 deletions
diff --git a/pango/pango-layout.c b/pango/pango-layout.c index afc2fe86..309d6e2e 100644 --- a/pango/pango-layout.c +++ b/pango/pango-layout.c @@ -140,7 +140,7 @@ struct _PangoLayoutClass #define ITER_IS_INVALID(iter) G_UNLIKELY (check_invalid ((iter), G_STRLOC)) static gboolean check_invalid (PangoLayoutIter *iter, - const char *loc) + const char *loc) { if (iter->line->layout == NULL) { @@ -382,7 +382,7 @@ pango_layout_get_width (PangoLayout *layout) **/ void pango_layout_set_wrap (PangoLayout *layout, - PangoWrapMode wrap) + PangoWrapMode wrap) { g_return_if_fail (PANGO_IS_LAYOUT (layout)); @@ -488,7 +488,7 @@ pango_layout_get_indent (PangoLayout *layout) **/ void pango_layout_set_spacing (PangoLayout *layout, - int spacing) + int spacing) { g_return_if_fail (layout != NULL); @@ -754,7 +754,7 @@ pango_layout_get_alignment (PangoLayout *layout) **/ void pango_layout_set_tabs (PangoLayout *layout, - PangoTabArray *tabs) + PangoTabArray *tabs) { g_return_if_fail (PANGO_IS_LAYOUT (layout)); @@ -799,7 +799,7 @@ pango_layout_get_tabs (PangoLayout *layout) **/ void pango_layout_set_single_paragraph_mode (PangoLayout *layout, - gboolean setting) + gboolean setting) { g_return_if_fail (PANGO_IS_LAYOUT (layout)); @@ -1001,8 +1001,8 @@ pango_layout_get_text (PangoLayout *layout) **/ void pango_layout_set_markup (PangoLayout *layout, - const char *markup, - int length) + const char *markup, + int length) { pango_layout_set_markup_with_accel (layout, markup, length, 0, NULL); } @@ -1031,10 +1031,10 @@ pango_layout_set_markup (PangoLayout *layout, **/ void pango_layout_set_markup_with_accel (PangoLayout *layout, - const char *markup, - int length, - gunichar accel_marker, - gunichar *accel_char) + const char *markup, + int length, + gunichar accel_marker, + gunichar *accel_char) { PangoAttrList *list = NULL; char *text = NULL; @@ -1045,10 +1045,10 @@ pango_layout_set_markup_with_accel (PangoLayout *layout, error = NULL; if (!pango_parse_markup (markup, length, - accel_marker, - &list, &text, - accel_char, - &error)) + accel_marker, + &list, &text, + accel_char, + &error)) { g_warning ("pango_layout_set_markup_with_accel: %s", error->message); g_error_free (error); @@ -1092,22 +1092,22 @@ pango_layout_get_unknown_glyphs_count (PangoLayout *layout) lines_list = layout->lines; while (lines_list) { - line = lines_list->data; - runs_list = line->runs; - - while (runs_list) - { - run = runs_list->data; - - for (i = 0; i < run->glyphs->num_glyphs; i++) - { - if (run->glyphs->glyphs[i].glyph & PANGO_GLYPH_UNKNOWN_FLAG) - count++; - } - - runs_list = runs_list->next; - } - lines_list = lines_list->next; + line = lines_list->data; + runs_list = line->runs; + + while (runs_list) + { + run = runs_list->data; + + for (i = 0; i < run->glyphs->num_glyphs; i++) + { + if (run->glyphs->glyphs[i].glyph & PANGO_GLYPH_UNKNOWN_FLAG) + count++; + } + + runs_list = runs_list->next; + } + lines_list = lines_list->next; } layout->unknown_glyphs_count = count; @@ -1392,7 +1392,7 @@ pango_layout_line_index_to_x (PangoLayoutLine *line, &run->item->analysis, index - run->item->offset, trailing, x_pos); if (x_pos) - *x_pos += width; + *x_pos += width; } return; @@ -1429,7 +1429,7 @@ pango_layout_index_to_line (PangoLayout *layout, PangoLayoutLine *tmp_line = tmp_list->data; if (tmp_line->start_index > index) - break; /* index was in paragraph delimiters */ + break; /* index was in paragraph delimiters */ prev_line = line; line = tmp_line; @@ -1437,7 +1437,7 @@ pango_layout_index_to_line (PangoLayout *layout, i++; if (line->start_index + line->length > index) - break; + break; tmp_list = tmp_list->next; } @@ -1781,34 +1781,34 @@ pango_layout_xy_to_index (PangoLayout *layout, pango_layout_iter_get_line_yrange (iter, &first_y, &last_y); if (y < first_y) - { - if (prev_line && y < (prev_last + (first_y - prev_last) / 2)) - { - found = prev_line; - found_line_x = prev_line_x; - } - else - { - if (prev_line == NULL) - outside = TRUE; /* off the top */ - - found = _pango_layout_iter_get_line (iter); - found_line_x = x - line_logical.x; - } - } + { + if (prev_line && y < (prev_last + (first_y - prev_last) / 2)) + { + found = prev_line; + found_line_x = prev_line_x; + } + else + { + if (prev_line == NULL) + outside = TRUE; /* off the top */ + + found = _pango_layout_iter_get_line (iter); + found_line_x = x - line_logical.x; + } + } else if (y >= first_y && - y < last_y) - { - found = _pango_layout_iter_get_line (iter); - found_line_x = x - line_logical.x; - } + y < last_y) + { + found = _pango_layout_iter_get_line (iter); + found_line_x = x - line_logical.x; + } prev_line = _pango_layout_iter_get_line (iter); prev_last = last_y; prev_line_x = x - line_logical.x; if (found != NULL) - break; + break; } while (pango_layout_iter_next_line (iter)); @@ -1824,8 +1824,8 @@ pango_layout_xy_to_index (PangoLayout *layout, } retval = pango_layout_line_x_to_index (found, - found_line_x, - index, trailing); + found_line_x, + index, trailing); if (outside) retval = FALSE; @@ -2101,9 +2101,9 @@ pango_layout_get_cursor_pos (PangoLayout *layout, { dir1 = layout_line->resolved_dir; if (layout_line->resolved_dir == PANGO_DIRECTION_LTR) - x1_trailing = 0; + x1_trailing = 0; else - x1_trailing = line_rect.width; + x1_trailing = line_rect.width; } else { @@ -2116,9 +2116,9 @@ pango_layout_get_cursor_pos (PangoLayout *layout, if (index >= layout_line->start_index + layout_line->length) { if (layout_line->resolved_dir == PANGO_DIRECTION_LTR) - x2 = line_rect.width; + x2 = line_rect.width; else - x2 = 0; + x2 = 0; } else { @@ -2196,10 +2196,10 @@ get_alignment (PangoLayout *layout, static void get_x_offset (PangoLayout *layout, - PangoLayoutLine *line, - int layout_width, - int line_width, - int *x_offset) + PangoLayoutLine *line, + int layout_width, + int line_width, + int *x_offset) { PangoAlignment alignment = get_alignment (layout, line); @@ -2226,33 +2226,33 @@ get_x_offset (PangoLayout *layout, if (line->is_paragraph_start) { if (layout->indent > 0) - { - if (alignment == PANGO_ALIGN_LEFT) - *x_offset += layout->indent; - else - *x_offset -= layout->indent; - } + { + if (alignment == PANGO_ALIGN_LEFT) + *x_offset += layout->indent; + else + *x_offset -= layout->indent; + } } else { if (layout->indent < 0) - { - if (alignment == PANGO_ALIGN_LEFT) - *x_offset -= layout->indent; - else - *x_offset += layout->indent; - } + { + if (alignment == PANGO_ALIGN_LEFT) + *x_offset -= layout->indent; + else + *x_offset += layout->indent; + } } } static void get_line_extents_layout_coords (PangoLayout *layout, - PangoLayoutLine *line, - int layout_width, - int y_offset, - int *baseline, - PangoRectangle *line_ink_layout, - PangoRectangle *line_logical_layout) + PangoLayoutLine *line, + int layout_width, + int y_offset, + int *baseline, + PangoRectangle *line_ink_layout, + PangoRectangle *line_logical_layout) { int x_offset; /* Line extents in line coords (origin at line baseline) */ @@ -2260,7 +2260,7 @@ get_line_extents_layout_coords (PangoLayout *layout, PangoRectangle line_logical; pango_layout_line_get_extents (line, line_ink_layout ? &line_ink : NULL, - &line_logical); + &line_logical); get_x_offset (layout, line, layout_width, line_logical.width, &x_offset); @@ -2288,9 +2288,9 @@ get_line_extents_layout_coords (PangoLayout *layout, */ static void pango_layout_get_extents_internal (PangoLayout *layout, - PangoRectangle *ink_rect, - PangoRectangle *logical_rect, - GSList **line_extents) + PangoRectangle *ink_rect, + PangoRectangle *logical_rect, + GSList **line_extents) { GSList *line_list; int y_offset = 0; @@ -2368,48 +2368,48 @@ pango_layout_get_extents_internal (PangoLayout *layout, /* This block gets the line extents in layout coords */ { - int baseline; - - get_line_extents_layout_coords (layout, line, - width, y_offset, - &baseline, - ink_rect ? &line_ink_layout : NULL, - &line_logical_layout); - - if (line_extents) - { - Extents *ext = g_slice_new (Extents); - ext->baseline = baseline; - ext->ink_rect = line_ink_layout; - ext->logical_rect = line_logical_layout; - *line_extents = g_slist_prepend (*line_extents, ext); - } + int baseline; + + get_line_extents_layout_coords (layout, line, + width, y_offset, + &baseline, + ink_rect ? &line_ink_layout : NULL, + &line_logical_layout); + + if (line_extents) + { + Extents *ext = g_slice_new (Extents); + ext->baseline = baseline; + ext->ink_rect = line_ink_layout; + ext->logical_rect = line_logical_layout; + *line_extents = g_slist_prepend (*line_extents, ext); + } } if (ink_rect) { - /* Compute the union of the current ink_rect with - * line_ink_layout - */ + /* Compute the union of the current ink_rect with + * line_ink_layout + */ if (line_list == layout->lines) { - *ink_rect = line_ink_layout; + *ink_rect = line_ink_layout; } else { new_pos = MIN (ink_rect->x, line_ink_layout.x); ink_rect->width = - MAX (ink_rect->x + ink_rect->width, - line_ink_layout.x + line_ink_layout.width) - new_pos; + MAX (ink_rect->x + ink_rect->width, + line_ink_layout.x + line_ink_layout.width) - new_pos; ink_rect->x = new_pos; new_pos = MIN (ink_rect->y, line_ink_layout.y); ink_rect->height = - MAX (ink_rect->y + ink_rect->height, - line_ink_layout.y + line_ink_layout.height) - new_pos; + MAX (ink_rect->y + ink_rect->height, + line_ink_layout.y + line_ink_layout.height) - new_pos; ink_rect->y = new_pos; - } + } } if (logical_rect) @@ -2444,9 +2444,9 @@ pango_layout_get_extents_internal (PangoLayout *layout, logical_rect->height += line_logical_layout.height; - /* No space after the last line, of course. */ - if (line_list->next != NULL) - logical_rect->height += layout->spacing; + /* No space after the last line, of course. */ + if (line_list->next != NULL) + logical_rect->height += layout->spacing; } y_offset += line_logical_layout.height + layout->spacing; @@ -2473,7 +2473,7 @@ pango_layout_get_extents_internal (PangoLayout *layout, * @ink_rect: rectangle used to store the extents of the layout as drawn * or %NULL to indicate that the result is not needed. * @logical_rect: rectangle used to store the logical extents of the layout - or %NULL to indicate that the result is not needed. + or %NULL to indicate that the result is not needed. * * Computes the logical and ink extents of @layout. Logical extents * are usually what you want for positioning things. Note that both extents @@ -2829,9 +2829,9 @@ get_tab_pos (PangoLayout *layout, int index) pango_tab_array_get_tab (layout->tabs, index, NULL, &pos); if (in_pixels) - return pos * PANGO_SCALE; + return pos * PANGO_SCALE; else - return pos; + return pos; } if (n_tabs > 0) @@ -2846,9 +2846,9 @@ get_tab_pos (PangoLayout *layout, int index) pango_tab_array_get_tab (layout->tabs, n_tabs - 1, NULL, &last_pos); if (n_tabs > 1) - pango_tab_array_get_tab (layout->tabs, n_tabs - 2, NULL, &next_to_last_pos); + pango_tab_array_get_tab (layout->tabs, n_tabs - 2, NULL, &next_to_last_pos); else - next_to_last_pos = 0; + next_to_last_pos = 0; if (in_pixels) { @@ -3227,7 +3227,7 @@ process_item (PangoLayout *layout, length = g_utf8_offset_to_pointer (layout->text + item->offset, break_num_chars) - (layout->text + item->offset); - new_item = pango_item_split (item, length, break_num_chars); + new_item = pango_item_split (item, length, break_num_chars); insert_run (line, state, new_item, FALSE); @@ -3294,7 +3294,7 @@ line_set_resolved_dir (PangoLayoutLine *line, break; case PANGO_GRAVITY_NORTH: line->resolved_dir = PANGO_DIRECTION_LTR - + PANGO_DIRECTION_RTL + + PANGO_DIRECTION_RTL - line->resolved_dir; break; case PANGO_GRAVITY_EAST: @@ -3389,10 +3389,10 @@ process_line (PangoLayout *layout, layout->is_wrapped = TRUE; goto done; - case BREAK_LINE_SEPARATOR: - state->items = g_list_delete_link (state->items, state->items); - state->start_offset += old_num_chars; - goto done; + case BREAK_LINE_SEPARATOR: + state->items = g_list_delete_link (state->items, state->items); + state->start_offset += old_num_chars; + goto done; } } @@ -3405,9 +3405,9 @@ process_line (PangoLayout *layout, static void get_items_log_attrs (const char *text, - GList *items, - PangoLogAttr *log_attrs, - int para_delimiter_len) + GList *items, + PangoLogAttr *log_attrs, + int para_delimiter_len) { int offset = 0; int index = 0; @@ -3443,7 +3443,7 @@ get_items_log_attrs (const char *text, } pango_break (text + index, tmp_item.length, &tmp_item.analysis, - log_attrs + offset, tmp_item.num_chars + 1); + log_attrs + offset, tmp_item.num_chars + 1); offset += tmp_item.num_chars; index += tmp_item.length; @@ -3581,17 +3581,17 @@ pango_layout_check_lines (PangoLayout *layout) ParaBreakState state; if (layout->single_paragraph) - { - delimiter_index = layout->length; - next_para_index = layout->length; - } + { + delimiter_index = layout->length; + next_para_index = layout->length; + } else - { - pango_find_paragraph_boundary (start, - (layout->text + layout->length) - start, - &delimiter_index, - &next_para_index); - } + { + pango_find_paragraph_boundary (start, + (layout->text + layout->length) - start, + &delimiter_index, + &next_para_index); + } g_assert (next_para_index >= delimiter_index); @@ -3628,37 +3628,37 @@ pango_layout_check_lines (PangoLayout *layout) iter); get_items_log_attrs (start, state.items, - layout->log_attrs + start_offset, - delim_len); + layout->log_attrs + start_offset, + delim_len); if (state.items) { state.first_line = TRUE; state.base_dir = base_dir; state.start_offset = start_offset; - state.line_start_index = start - layout->text; + state.line_start_index = start - layout->text; state.glyphs = NULL; state.log_widths = NULL; while (state.items) - process_line (layout, &state); + process_line (layout, &state); } else - { - PangoLayoutLine *empty_line; + { + PangoLayoutLine *empty_line; - empty_line = pango_layout_line_new (layout); - empty_line->start_index = start - layout->text; + empty_line = pango_layout_line_new (layout); + empty_line->start_index = start - layout->text; empty_line->is_paragraph_start = TRUE; line_set_resolved_dir (empty_line, base_dir); - layout->lines = g_slist_prepend (layout->lines, - empty_line); - } + layout->lines = g_slist_prepend (layout->lines, + empty_line); + } if (!done) - start_offset += g_utf8_strlen (start, (end - start) + delim_len); + start_offset += g_utf8_strlen (start, (end - start) + delim_len); start = end + delim_len; } @@ -3730,8 +3730,8 @@ pango_layout_line_get_type(void) if (our_type == 0) our_type = g_boxed_type_register_static (I_("PangoLayoutLine"), - (GBoxedCopyFunc) pango_layout_line_ref, - (GBoxedFreeFunc) pango_layout_line_unref); + (GBoxedCopyFunc) pango_layout_line_ref, + (GBoxedFreeFunc) pango_layout_line_unref); return our_type; } @@ -4221,8 +4221,8 @@ pango_layout_run_get_width (PangoLayoutRun *run) static void pango_layout_run_get_extents (PangoLayoutRun *run, - PangoRectangle *run_ink, - PangoRectangle *run_logical) + PangoRectangle *run_ink, + PangoRectangle *run_logical) { PangoRectangle logical; ItemProperties properties; @@ -4270,7 +4270,7 @@ pango_layout_run_get_extents (PangoLayoutRun *run, */ if (properties.strikethrough) - { + { if (run_ink->height == 0) { run_ink->height = strikethrough_thickness; @@ -4311,7 +4311,7 @@ pango_layout_run_get_extents (PangoLayoutRun *run, if (properties.rise != 0) { if (run_ink) - run_ink->y -= properties.rise; + run_ink->y -= properties.rise; if (run_logical) run_logical->y -= properties.rise; @@ -4360,7 +4360,7 @@ pango_layout_line_get_extents (PangoLayoutLine *line, } case NOT_CACHED: { - caching = TRUE; + caching = TRUE; if (!ink_rect) ink_rect = &private->ink_rect; if (!logical_rect) @@ -4369,7 +4369,7 @@ pango_layout_line_get_extents (PangoLayoutLine *line, } case LEAKED: { - break; + break; } } @@ -4398,8 +4398,8 @@ pango_layout_line_get_extents (PangoLayoutLine *line, PangoRectangle run_logical; pango_layout_run_get_extents (run, - ink_rect ? &run_ink : NULL, - &run_logical); + ink_rect ? &run_ink : NULL, + &run_logical); if (ink_rect) { @@ -4734,9 +4734,9 @@ pango_layout_get_item_properties (PangoItem *item, properties->strikethrough = ((PangoAttrInt *)attr)->value; break; - case PANGO_ATTR_RISE: + case PANGO_ATTR_RISE: properties->rise = ((PangoAttrInt *)attr)->value; - break; + break; case PANGO_ATTR_LETTER_SPACING: properties->letter_spacing = ((PangoAttrInt *)attr)->value; @@ -4757,7 +4757,7 @@ pango_layout_get_item_properties (PangoItem *item, static int next_cluster_start (PangoGlyphString *gs, - int cluster_start) + int cluster_start) { int i; @@ -4765,7 +4765,7 @@ next_cluster_start (PangoGlyphString *gs, while (i < gs->num_glyphs) { if (gs->glyphs[i].attr.is_cluster_start) - return i; + return i; i++; } @@ -4785,7 +4785,7 @@ cluster_width (PangoGlyphString *gs, while (i < gs->num_glyphs) { if (gs->glyphs[i].attr.is_cluster_start) - break; + break; width += gs->glyphs[i].geometry.width; i++; @@ -4796,7 +4796,7 @@ cluster_width (PangoGlyphString *gs, static inline void offset_y (PangoLayoutIter *iter, - int *y) + int *y) { Extents *line_ext; @@ -5006,9 +5006,9 @@ pango_layout_get_iter (PangoLayout *layout) iter->line_extents = NULL; pango_layout_get_extents_internal (layout, - NULL, - &logical_rect, - &iter->line_extents); + NULL, + &logical_rect, + &iter->line_extents); iter->layout_width = layout->width == -1 ? logical_rect.width : layout->width; iter->line_extents_link = iter->line_extents; @@ -5441,7 +5441,7 @@ pango_layout_iter_next_line (PangoLayoutIter *iter) **/ void pango_layout_iter_get_char_extents (PangoLayoutIter *iter, - PangoRectangle *logical_rect) + PangoRectangle *logical_rect) { PangoRectangle cluster_rect; int x0, x1; @@ -5484,8 +5484,8 @@ pango_layout_iter_get_char_extents (PangoLayoutIter *iter, **/ void pango_layout_iter_get_cluster_extents (PangoLayoutIter *iter, - PangoRectangle *ink_rect, - PangoRectangle *logical_rect) + PangoRectangle *ink_rect, + PangoRectangle *logical_rect) { if (ITER_IS_INVALID (iter)) return; @@ -5500,11 +5500,11 @@ pango_layout_iter_get_cluster_extents (PangoLayoutIter *iter, } pango_glyph_string_extents_range (iter->run->glyphs, - iter->cluster_start, - iter->next_cluster_glyph, - iter->run->item->analysis.font, - ink_rect, - logical_rect); + iter->cluster_start, + iter->next_cluster_glyph, + iter->run->item->analysis.font, + ink_rect, + logical_rect); if (ink_rect) { @@ -5532,8 +5532,8 @@ pango_layout_iter_get_cluster_extents (PangoLayoutIter *iter, **/ void pango_layout_iter_get_run_extents (PangoLayoutIter *iter, - PangoRectangle *ink_rect, - PangoRectangle *logical_rect) + PangoRectangle *ink_rect, + PangoRectangle *logical_rect) { if (G_UNLIKELY (!ink_rect && !logical_rect)) return; @@ -5564,10 +5564,10 @@ pango_layout_iter_get_run_extents (PangoLayoutIter *iter, pango_layout_iter_get_line_extents (iter, ink_rect, logical_rect); if (ink_rect) - { - ink_rect->x = iter->run_x; - ink_rect->width = 0; - } + { + ink_rect->x = iter->run_x; + ink_rect->width = 0; + } if (logical_rect) { @@ -5593,8 +5593,8 @@ pango_layout_iter_get_run_extents (PangoLayoutIter *iter, **/ void pango_layout_iter_get_line_extents (PangoLayoutIter *iter, - PangoRectangle *ink_rect, - PangoRectangle *logical_rect) + PangoRectangle *ink_rect, + PangoRectangle *logical_rect) { Extents *ext; @@ -5606,11 +5606,11 @@ pango_layout_iter_get_line_extents (PangoLayoutIter *iter, if (ink_rect) { get_line_extents_layout_coords (iter->layout, iter->line, - iter->layout_width, - ext->logical_rect.y, - NULL, - ink_rect, - NULL); + iter->layout_width, + ext->logical_rect.y, + NULL, + ink_rect, + NULL); } if (logical_rect) @@ -5634,8 +5634,8 @@ pango_layout_iter_get_line_extents (PangoLayoutIter *iter, **/ void pango_layout_iter_get_line_yrange (PangoLayoutIter *iter, - int *y0, - int *y1) + int *y0, + int *y1) { Extents *ext; int half_spacing; @@ -5656,18 +5656,18 @@ pango_layout_iter_get_line_yrange (PangoLayoutIter *iter, /* No spacing above the first line */ if (iter->line_extents_link == iter->line_extents) - *y0 = ext->logical_rect.y; + *y0 = ext->logical_rect.y; else - *y0 = ext->logical_rect.y - (iter->layout->spacing - half_spacing); + *y0 = ext->logical_rect.y - (iter->layout->spacing - half_spacing); } if (y1) { /* No spacing below the last line */ if (iter->line_extents_link->next == NULL) - *y1 = ext->logical_rect.y + ext->logical_rect.height; + *y1 = ext->logical_rect.y + ext->logical_rect.height; else - *y1 = ext->logical_rect.y + ext->logical_rect.height + half_spacing; + *y1 = ext->logical_rect.y + ext->logical_rect.height + half_spacing; } } @@ -5706,8 +5706,8 @@ pango_layout_iter_get_baseline (PangoLayoutIter *iter) **/ void pango_layout_iter_get_layout_extents (PangoLayoutIter *iter, - PangoRectangle *ink_rect, - PangoRectangle *logical_rect) + PangoRectangle *ink_rect, + PangoRectangle *logical_rect) { if (ITER_IS_INVALID (iter)) return; |