The Birdfont Source Code

--- a/libbirdfont/KerningList.vala +++ b/libbirdfont/KerningList.vala @@ -1,5 +1,5 @@ /* - Copyright (C) 2013 Johan Mattsson + Copyright (C) 2013 2015 Johan Mattsson This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as @@ -17,151 +17,50 @@ namespace BirdFont { - public class KerningList : FontDisplay { + public class KerningList : Table { - int scroll = 0; - int visible_rows = 0; - WidgetAllocation allocation; Gee.ArrayList<UndoItem> undo_items; - Gee.ArrayList<string> single_pairs; public KerningList () { - allocation = new WidgetAllocation (); undo_items = new Gee.ArrayList<UndoItem> (); - single_pairs = new Gee.ArrayList<string> (); } - private void update_single_pair_list () { + public override Gee.ArrayList<Row> get_rows () { + Gee.ArrayList<Row> rows = new Gee.ArrayList<Row> (); KerningClasses classes = BirdFont.get_current_font ().get_kerning_classes (); + int i; - single_pairs.clear (); - - classes.get_single_position_pairs ((left, right, kerning) => { - single_pairs.add (@"$left - $right"); - }); - - single_pairs.sort (); - } + i = 0; - public override void draw (WidgetAllocation allocation, Context cr) { - KerningClasses classes = BirdFont.get_current_font ().get_kerning_classes (); - int y = 20; - int s = 0; - bool color = (scroll % 2) == 0; - string l, r; - string[] p; - double k; - - this.allocation = allocation; - - visible_rows = (int) (allocation.height / 18.0); - - cr.save (); - Theme.color (cr, "Background 1"); - cr.rectangle (0, 0, allocation.width, allocation.height); - cr.fill (); - cr.restore (); - - cr.save (); - Theme.color (cr, "Background 5"); - cr.set_font_size (12); + rows.add (new Row.headline (t_("Kerning Pairs"))); classes.get_classes ((left, right, kerning) => { - if (s++ >= scroll) { - draw_row (allocation, cr, left, right, @"$kerning", y, color); - y += 18; - color = !color; - } + Row r = new Row.columns_3 (left, right, @"$kerning", i); + rows.add (r); + i++; }); - - foreach (string pair in single_pairs) { - if (s++ >= scroll) { - p = pair.split (" - "); - return_if_fail (p.length == 2); - - l = p[0]; - r = p[1]; - k = classes.get_kerning (l, r); - - draw_row (allocation, cr, l, r, @"$k", y, color); - y += 18; - color = !color; - } - } - - cr.restore (); - } - private static void draw_row (WidgetAllocation allocation, Context cr, - string left, string right, string kerning, int y, bool color) { - - if (color) { - cr.save (); - Theme.color (cr, "Background 6"); - cr.rectangle (0, y - 14, allocation.width, 18); - cr.fill (); - cr.restore (); - } + classes.get_single_position_pairs ((left, right, kerning) => { + Row r = new Row.columns_3 (left, right, @"$kerning", i); + rows.add (r); + i++; + }); - // remove kerning icon - cr.save (); - Theme.color (cr, "Foreground 1"); - cr.set_line_width (1); - cr.move_to (10, y - 8); - cr.line_to (15, y - 3); - cr.move_to (10, y - 3); - cr.line_to (15, y - 8); - cr.stroke (); - cr.restore (); + rows.sort ((a, b) => { + Row sa, sb; + sa = (Row) a; + sb = (Row) b; + return strcmp (sa.column_text.get (0).text, sb.column_text.get (0).text); + }); - Theme.color (cr, "Foreground 1"); - cr.move_to (60, y); - cr.show_text (left); - cr.move_to (230, y); - cr.show_text (right); - cr.move_to (430, y); - cr.show_text (kerning); + return rows; } - public override void button_release (int button, double ex, double ey) { - KerningClasses classes = BirdFont.get_current_font ().get_kerning_classes (); - int s = 0; - int y = 0; - string l, r; - string[] p; + public override void selected_row (Row row, int column, bool delete_button) { + return_if_fail (row.column_text.size > 2); - l = ""; - r = ""; - - if (ex < 20) { - classes.get_classes ((left, right, kerning) => { - if (s++ >= scroll) { - y += 18; - - if (y - 10 <= ey <= y + 5) { - l = left; - r = right; - } - } - }); - - foreach (string pair in single_pairs) { - if (s++ >= scroll) { - y += 18; - p = pair.split (" - "); - return_if_fail (p.length == 2); - - if (y - 10 <= ey <= y + 5) { - l = p[0]; - r = p[1]; - } - } - } - delete_kerning (l, r); - - update_single_pair_list (); - update_scrollbar (); - redraw_area (0, 0, allocation.width, allocation.height); + if (delete_button) { + delete_kerning (row.column_text.get (0).text, row.column_text.get (1).text); } } @@ -210,69 +109,6 @@ public override string get_name () { return "Kerning Pairs"; - } - - public override bool has_scrollbar () { - return true; - } - - public override void scroll_wheel_down (double x, double y) { - KerningClasses classes = BirdFont.get_current_font ().get_kerning_classes (); - uint pairs = classes.get_number_of_pairs (); - scroll += 3; - - if (scroll > pairs - visible_rows) { - scroll = (int) (pairs - visible_rows); - } - - if (visible_rows > pairs) { - scroll = 0; - } - - update_scrollbar (); - redraw_area (0, 0, allocation.width, allocation.height); - } - - public override void scroll_wheel_up (double x, double y) { - scroll -= 3; - - if (scroll < 0) { - scroll = 0; - } - - update_scrollbar (); - redraw_area (0, 0, allocation.width, allocation.height); - } - - public override void selected_canvas () { - update_single_pair_list (); - update_scrollbar (); - redraw_area (0, 0, allocation.width, allocation.height); - } - - public override void update_scrollbar () { - KerningClasses classes = BirdFont.get_current_font ().get_kerning_classes (); - uint rows = classes.get_number_of_pairs (); - - if (rows == 0 || visible_rows == 0) { - MainWindow.set_scrollbar_size (0); - MainWindow.set_scrollbar_position (0); - } else { - MainWindow.set_scrollbar_size ((double) visible_rows / rows); - MainWindow.set_scrollbar_position ((double) scroll / rows); - } - } - - public override void scroll_to (double percent) { - KerningClasses classes = BirdFont.get_current_font ().get_kerning_classes (); - uint pairs = classes.get_number_of_pairs (); - scroll = (int) (percent * pairs); - - if (scroll > pairs - visible_rows) { - scroll = (int) (pairs - visible_rows); - } - - redraw_area (0, 0, allocation.width, allocation.height); } public override void undo () { @@ -304,8 +140,10 @@ warning (e.message); } - update_single_pair_list (); - update_scrollbar (); + update_rows (); + } + + public override void update_rows () { redraw_area (0, 0, allocation.width, allocation.height); }

--- a/libbirdfont/Table.vala +++ b/libbirdfont/Table.vala @@ -22,13 +22,15 @@ double scroll = 0; double page_height = 0; - - WidgetAllocation allocation = new WidgetAllocation (); Gee.ArrayList<int> column_width = new Gee.ArrayList<int> (); + + public WidgetAllocation allocation = new WidgetAllocation (); public abstract void update_rows (); public abstract Gee.ArrayList<Row> get_rows (); public abstract void selected_row (Row row, int column, bool delete_button); + + Gee.ArrayList<Row> rows = new Gee.ArrayList<Row> (); public override void draw (WidgetAllocation allocation, Context cr) { bool color = (scroll + 1 % 2) == 0; @@ -48,7 +50,7 @@ cr.fill (); cr.restore (); - foreach (Row r in get_rows ()) { + foreach (Row r in rows) { if (scroll < r.y < scroll + allocation.height || scroll < r.y + r.get_height () < scroll + allocation.height) { @@ -65,6 +67,8 @@ private void layout () { int width; + + rows = get_rows (); column_width.clear (); @@ -73,7 +77,7 @@ } page_height = 0; - foreach (Row row in get_rows ()) { + foreach (Row row in rows) { return_if_fail (row.columns <= column_width.size); for (int i = 0; i < row.columns; i++) { @@ -162,7 +166,7 @@ return; } - foreach (Row r in get_rows ()) { + foreach (Row r in rows) { if (r.y <= ey + scroll <= r.y + r.get_height ()) { x = 0;