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author | Conrad Steenberg <conrad@hep.caltech.edu> | 2012-08-30 16:27:29 +0800 |
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committer | Milan Crha <mcrha@redhat.com> | 2012-08-30 16:27:29 +0800 |
commit | d34fc73590606c129cd4f72ec3b0960243217318 (patch) | |
tree | 39ec391e173ec1e04d61f21ae20ec434969bef18 /calendar | |
parent | bbc37cf94f8739e5b00b281945a0ecfddc7906e7 (diff) | |
download | gsoc2013-evolution-d34fc73590606c129cd4f72ec3b0960243217318.tar.gz gsoc2013-evolution-d34fc73590606c129cd4f72ec3b0960243217318.tar.zst gsoc2013-evolution-d34fc73590606c129cd4f72ec3b0960243217318.zip |
Bug #586186 - Calendar print uses too small font
Diffstat (limited to 'calendar')
-rw-r--r-- | calendar/gui/print.c | 203 |
1 files changed, 135 insertions, 68 deletions
diff --git a/calendar/gui/print.c b/calendar/gui/print.c index d0d8713f6f..9f4bb7b9c9 100644 --- a/calendar/gui/print.c +++ b/calendar/gui/print.c @@ -148,6 +148,8 @@ get_day_view_time_divisions (void) #define DAY_NORMAL_FONT_SIZE 12 #define WEEK_NORMAL_FONT_SIZE 12 #define MONTH_NORMAL_FONT_SIZE 8 +#define WEEK_EVENT_FONT_SIZE 9 +#define WEEK_SMALL_FONT_SIZE 8 /* The height of the header bar across the top of the Day, Week & Month views, * which contains the dates shown and the 2 small calendar months. */ @@ -155,7 +157,7 @@ get_day_view_time_divisions (void) /* The width of the small calendar months, the space from the right edge of * the header rectangle, and the space between the months. */ -#define MIN_SMALL_MONTH_WIDTH 100 +#define MIN_SMALL_MONTH_WIDTH 120 #define SMALL_MONTH_PAD 5 #define SMALL_MONTH_SPACING 20 @@ -451,18 +453,55 @@ print_rectangle (GtkPrintContext *context, cairo_restore (cr); } +/* Recreate the layout by shrinking the text string if we have a line that's + * too high. + */ +static PangoLayout * +shrink_text_to_line (PangoLayout *layout, + gint layout_width, + gint layout_height, + GtkPrintContext *context, + PangoFontDescription *desc, + const gchar *text, + PangoAlignment alignment, + gdouble x1, + gdouble x2, + gdouble y1, + gdouble y2) +{ + gint new_length; + + if (layout_width == 0 || x2 - x1 < EPSILON) + return layout; /* Do nothing */ + + new_length = (gint) floor (pango_units_from_double (x2 - x1) / + (gdouble) layout_width * (gdouble) strlen (text)); + + if (new_length < strlen(text)) { + g_object_unref (layout); /* Destroy old layout */ + layout = gtk_print_context_create_pango_layout (context); + + pango_layout_set_font_description (layout, desc); + pango_layout_set_alignment (layout, alignment); + pango_layout_set_text (layout, text, new_length); + } + + return layout; +} + /* Prints 1 line of aligned text in a box. It is centered vertically, and * the horizontal alignment can be either PANGO_ALIGN_LEFT, PANGO_ALIGN_RIGHT, - * or PANGO_ALIGN_CENTER. */ + * or PANGO_ALIGN_CENTER. Text is truncated if too long for cell. */ static gdouble -print_text (GtkPrintContext *context, - PangoFontDescription *desc, - const gchar *text, - PangoAlignment alignment, - gdouble x1, - gdouble x2, - gdouble y1, - gdouble y2) +print_text_line (GtkPrintContext *context, + PangoFontDescription *desc, + const gchar *text, + PangoAlignment alignment, + gdouble x1, + gdouble x2, + gdouble y1, + gdouble y2, + gboolean shrink) { PangoLayout *layout; gint layout_width, layout_height; @@ -478,6 +517,11 @@ print_text (GtkPrintContext *context, /* Grab the width before expanding the layout. */ pango_layout_get_size (layout, &layout_width, &layout_height); + if (shrink && layout_width > pango_units_from_double (x2 - x1)) /* Too wide */ + layout = shrink_text_to_line (layout, layout_width, layout_height, + context, desc, text, alignment, + x1, x2, y1, y2); + pango_layout_set_width (layout, pango_units_from_double (x2 - x1)); cairo_save (cr); @@ -502,24 +546,22 @@ print_text (GtkPrintContext *context, return pango_units_to_double (layout_width); } -/* gets/frees the font for you, as a normal font */ -static gdouble -print_text_size (GtkPrintContext *context, - const gchar *text, - PangoAlignment alignment, - gdouble x1, - gdouble x2, - gdouble y1, - gdouble y2) +/* Prints 1 or more lines of aligned text in a box. It is centered vertically, and + the horizontal alignment can be either PANGO_ALIGN_LEFT, PANGO_ALIGN_RIGHT, + or PANGO_ALIGN_CENTER. */ +static double +print_text (GtkPrintContext *context, + PangoFontDescription *desc, + const gchar *text, + PangoAlignment alignment, + gdouble x1, + gdouble x2, + gdouble y1, + gdouble y2) { - PangoFontDescription *font; - gdouble w; - - font = get_font_for_size (ABS (y2 - y1) * 0.5, PANGO_WEIGHT_NORMAL); - w = print_text (context, font, text, alignment, x1, x2, y1, y2); - pango_font_description_free (font); - - return w; + return print_text_line (context, desc, + text, alignment, + x1, x2, y1, y2, FALSE); } /* gets/frees the font for you, as a bold font */ @@ -542,6 +584,27 @@ print_text_size_bold (GtkPrintContext *context, return w; } +/* gets/frees the font for you, as a bold font - absolute size parameter */ +static double +print_text_abs_bold (GtkPrintContext *context, + const gchar *text, + gdouble font_size, + PangoAlignment alignment, + gdouble x1, + gdouble x2, + gdouble y1, + gdouble y2) +{ + PangoFontDescription *font; + gdouble w; + + font = get_font_for_size (font_size, PANGO_WEIGHT_BOLD); + w = print_text_line (context, font, text, alignment, x1, x2, y1, y2, TRUE); + pango_font_description_free (font); + + return w; +} + static void titled_box (GtkPrintContext *context, const gchar *text, @@ -1352,7 +1415,7 @@ print_day_long_event (GtkPrintContext *context, x1 += 4; x2 -= 4; - print_text (context, font, text, PANGO_ALIGN_CENTER, x1, x2, y1, y2); + print_text_line (context, font, text, PANGO_ALIGN_CENTER, x1, x2, y1, y2, TRUE); g_free (text); } @@ -1679,9 +1742,12 @@ print_week_long_event (GtkPrintContext *context, right_triangle_width = 4; print_border_with_triangles ( - context, x1, x2, y1, y1 + row_height, 0.0, red, green, blue, + context, x1 + 6, x2 - 6, y1, y1 + row_height, 0.0, red, green, blue, left_triangle_width, right_triangle_width); + x1 += 6; + x2 -= 6; + /* If the event starts after the first day being printed, we need to * print the start time. */ if (event->start > psi->day_starts[span->start_day]) { @@ -1696,10 +1762,10 @@ print_week_long_event (GtkPrintContext *context, e_time_format_time (&date_tm, psi->use_24_hour_format, FALSE, buffer, sizeof (buffer)); - x1 += 4; - x1 += print_text_size ( - context, buffer, PANGO_ALIGN_LEFT, - x1, x2, y1, y1 + row_height); + x1 += 2; + x1 += print_text_line ( + context, font, buffer, PANGO_ALIGN_LEFT, + x1, x2 - 2, y1, y1 + row_height, TRUE); } /* If the event ends before the end of the last day being printed, @@ -1716,15 +1782,15 @@ print_week_long_event (GtkPrintContext *context, e_time_format_time (&date_tm, psi->use_24_hour_format, FALSE, buffer, sizeof (buffer)); - x2 -= 4; - x2 -= print_text_size ( - context, buffer, PANGO_ALIGN_RIGHT, - x1, x2, y1, y1 + row_height); + x2 -= 2; + x2 -= print_text_line ( + context, font, buffer, PANGO_ALIGN_RIGHT, + x1 + 2, x2, y1, y1 + row_height, TRUE); } - x1 += 4; - x2 -= 4; - print_text_size (context, text, PANGO_ALIGN_CENTER, x1, x2, y1, y1 + row_height); + x1 += 2; + x2 -= 2; + print_text_line (context, font, text, PANGO_ALIGN_CENTER, x1, x2, y1, y1 + row_height, TRUE); } static void @@ -1755,10 +1821,10 @@ print_week_day_event (GtkPrintContext *context, e_time_format_time (&date_tm, psi->use_24_hour_format, FALSE, buffer, sizeof (buffer)); - print_rectangle (context, x1, y1, x2 - x1, row_height, red, green, blue); - x1 += print_text_size ( - context, buffer, PANGO_ALIGN_LEFT, - x1, x2, y1, y1 + row_height) + 4; + print_rectangle (context, x1 + 1, y1, x2 - x1 - 2, row_height, red, green, blue); + x1 += print_text_line ( + context, font, buffer, PANGO_ALIGN_LEFT, + x1 + 2, x2 - 3, y1, y1 + row_height, TRUE) + 4; if (psi->weeks_shown <= 2) { date_tm.tm_hour = event->end_minute / 60; @@ -1767,15 +1833,14 @@ print_week_day_event (GtkPrintContext *context, e_time_format_time (&date_tm, psi->use_24_hour_format, FALSE, buffer, sizeof (buffer)); - print_rectangle (context, x1, y1, x2 - x1, row_height, red, green, blue); - x1 += print_text_size ( - context, buffer, PANGO_ALIGN_LEFT, - x1, x2, y1, y1 + row_height) + 4; + x1 += print_text_line ( + context, font, buffer, PANGO_ALIGN_LEFT, + x1, x2 - 3, y1, y1 + row_height, TRUE) + 4; } - print_text_size ( - context, text, PANGO_ALIGN_LEFT, - x1, x2, y1, y1 + row_height); + print_text_line ( + context, font, text, PANGO_ALIGN_LEFT, + x1, x2 - 3, y1, y1 + row_height, TRUE); } static void @@ -1838,8 +1903,8 @@ print_week_event (GtkPrintContext *context, &end_x, &end_y, &end_h); } - x1 = left + start_x * cell_width + 6; - x2 = left + (end_x + 1) * cell_width - 6; + x1 = left + start_x * cell_width; + x2 = left + (end_x + 1) * cell_width; y1 = top + start_y * cell_height + psi->header_row_height + span->row * (psi->row_height + 2); @@ -1982,8 +2047,8 @@ print_week_view_background (GtkPrintContext *context, e_utf8_strftime (buffer, sizeof (buffer), format_string, &tm); - print_text_size (context, buffer, PANGO_ALIGN_RIGHT, - x1, x2 - 4, y1 + 2, y1 + 2 + font_size); + print_text_line (context, font, buffer, PANGO_ALIGN_RIGHT, + x1, x2 - 4, y1 + 2, y1 + 2 + font_size, TRUE); } } @@ -2040,6 +2105,7 @@ print_week_summary (GtkPrintContext *context, gint weeks_shown, gint month, gdouble font_size, + gdouble font_size_background, gdouble left, gdouble right, gdouble top, @@ -2051,7 +2117,7 @@ print_week_summary (GtkPrintContext *context, time_t day_start; gint rows_per_day[E_WEEK_VIEW_MAX_WEEKS * 7], day, event_num; GArray *spans; - PangoFontDescription *font; + PangoFontDescription *font, *font_background; gdouble cell_width, cell_height; ECalModel *model; @@ -2121,11 +2187,14 @@ print_week_summary (GtkPrintContext *context, psi.rows_per_compressed_cell = (cell_height - psi.header_row_height) / (psi.row_height + 2); - font = get_font_for_size (font_size, PANGO_WEIGHT_NORMAL); /* Draw the grid and the day names/numbers. */ - print_week_view_background (context, font, &psi, left, top, + font_background = get_font_for_size (font_size_background, PANGO_WEIGHT_NORMAL); + print_week_view_background (context, font_background, &psi, left, top, cell_width, cell_height); + pango_font_description_free (font_background); + /* Print the events. */ + font = get_font_for_size (font_size, PANGO_WEIGHT_NORMAL); for (event_num = 0; event_num < psi.events->len; event_num++) { event = &g_array_index (psi.events, EWeekViewEvent, event_num); print_week_event (context, font, &psi, left, top, @@ -2234,7 +2303,7 @@ print_month_summary (GtkPrintContext *context, x2 = x1 + cell_width; print_border (context, x1, x2, y1, y2, 1.0, -1.0); - print_text_size (context, buffer, PANGO_ALIGN_CENTER, x1, x2, y1, y2); + print_text_line (context, font, buffer, PANGO_ALIGN_CENTER, x1, x2, y1, y2, TRUE); tm.tm_mday++; tm.tm_wday = (tm.tm_wday + 1) % 7; @@ -2243,7 +2312,7 @@ print_month_summary (GtkPrintContext *context, top = y2; print_week_summary (context, gcal, date, TRUE, weeks, month, - MONTH_NORMAL_FONT_SIZE, + MONTH_NORMAL_FONT_SIZE, MONTH_NORMAL_FONT_SIZE, left, right, top, bottom); } @@ -2921,7 +2990,7 @@ print_week_view (GtkPrintContext *context, /* Print the main week view. */ print_week_summary (context, gcal, when, FALSE, 1, 0, - WEEK_NORMAL_FONT_SIZE, + WEEK_EVENT_FONT_SIZE, WEEK_SMALL_FONT_SIZE, 0.0, width, HEADER_HEIGHT + 20, height); @@ -2951,17 +3020,15 @@ print_week_view (GtkPrintContext *context, /* Print the start day of the week, e.g. '7th May 2001'. */ convert_timet_to_struct_tm (when, zone, &tm); format_date (&tm, DATE_DAY | DATE_MONTH | DATE_YEAR, buf, 100); - print_text_size_bold (context, buf, PANGO_ALIGN_LEFT, - 3, width, - 4, 4 + 24); + print_text_abs_bold (context, buf, WEEK_NORMAL_FONT_SIZE, PANGO_ALIGN_LEFT, + 3, width, 4, 4 + 24); /* Print the end day of the week, e.g. '13th May 2001'. */ when = time_add_day_with_zone (when, 6, zone); convert_timet_to_struct_tm (when, zone, &tm); format_date (&tm, DATE_DAY | DATE_MONTH | DATE_YEAR, buf, 100); - print_text_size_bold (context, buf, PANGO_ALIGN_LEFT, - 3, width, - 24 + 3, 24 + 3 + 24); + print_text_abs_bold (context, buf, WEEK_NORMAL_FONT_SIZE, PANGO_ALIGN_LEFT, + 3, width, 24 + 3, 24 + 3 + 24); } static void @@ -3003,7 +3070,7 @@ print_month_view (GtkPrintContext *context, print_month_small (context, gcal, time_add_month_with_zone (date, -1, zone), - 8, 4, 8 + small_month_width + week_numbers_inc, HEADER_HEIGHT + 4, + SMALL_MONTH_PAD, 4, SMALL_MONTH_PAD + small_month_width + week_numbers_inc, HEADER_HEIGHT + 4, DATE_MONTH | DATE_YEAR, 0, 0, FALSE); /* Print the month, e.g. 'May 2001'. */ |