From 4379726f758b5b3195ae534d7a52a3bea9f54d57 Mon Sep 17 00:00:00 2001 From: Benny Malengier Date: Tue, 4 Sep 2012 20:10:42 +0000 Subject: [PATCH] Fanchart Feature, allow gradient. Must be changed to HSV values, and white text if needed svn: r20329 --- src/gui/widgets/fanchart.py | 78 ++++++++++++++++++++++++-------- src/plugins/view/fanchartview.py | 54 ++++++++++++++++------ 2 files changed, 99 insertions(+), 33 deletions(-) diff --git a/src/gui/widgets/fanchart.py b/src/gui/widgets/fanchart.py index 8d702a951..71617bacf 100644 --- a/src/gui/widgets/fanchart.py +++ b/src/gui/widgets/fanchart.py @@ -92,6 +92,7 @@ class FanChartWidget(Gtk.DrawingArea): BACKGROUND_SCHEME2 = 1 BACKGROUND_GENDER = 2 BACKGROUND_WHITE = 3 + BACKGROUND_GRAD_GEN = 4 GENCOLOR = { BACKGROUND_SCHEME1: ((255, 63, 0), (255,175, 15), @@ -169,10 +170,12 @@ class FanChartWidget(Gtk.DrawingArea): self.center_xy = [0, 0] # distance from center (x, y) self.center = 50 # pixel radius of center #default values - self.reset(9, self.BACKGROUND_SCHEME1, True, True, 'Sans') + self.reset(9, self.BACKGROUND_SCHEME1, True, True, 'Sans', '#0000FF', + '#FF0000') self.set_size_request(120, 120) - def reset(self, maxgen, background, childring, radialtext, fontdescr): + def reset(self, maxgen, background, childring, radialtext, fontdescr, + grad_start, grad_end): """ Reset all of the data on where/how slices appear, and if they are expanded. """ @@ -180,11 +183,12 @@ class FanChartWidget(Gtk.DrawingArea): self.childring = childring self.background = background self.fontdescr = fontdescr - if self.background == self.BACKGROUND_GENDER: - self.colors = None - else: - self.colors = self.GENCOLOR[self.background] + self.grad_start = grad_start + self.grad_end = grad_end + self.set_generations(maxgen) + # prepare the colors for the boxes + self.prepare_background_box() def set_generations(self, generations): """ @@ -310,6 +314,49 @@ class FanChartWidget(Gtk.DrawingArea): if child and self.childring: self.drawchildring(cr) + + def prepare_background_box(self): + """ + Method that is called every reset of the chart, to precomputed values + needed for the background of the boxes + """ + maxgen = self.generations + if self.background == self.BACKGROUND_GENDER: + # nothing to precompute + self.colors = None + elif self.background == self.BACKGROUND_GRAD_GEN: + #compute the colors, -1, 0, ..., maxgen + cstart = gui.utils.hex_to_rgb(self.grad_start) + cend = gui.utils.hex_to_rgb(self.grad_end) + divs = [x/(maxgen+1) for x in range(maxgen+2)] + self.colors = [(int((1-x) * cstart[0] + x * cend[0]), + int((1-x) * cstart[1] + x * cend[1]), + int((1-x) * cstart[2] + x * cend[2]), + ) for x in divs] + else: + # known colors per generation, set or compute them + self.colors = self.GENCOLOR[self.background] + + def background_box(self, person, gender, generation): + """ + determine red, green, blue value of background of the box of person, + which has gender gender, and is in ring generation + """ + if self.background == self.BACKGROUND_GENDER: + try: + alive = probably_alive(person, self.dbstate.db) + except RuntimeError: + alive = False + backgr, border = gui.utils.color_graph_box(alive, person.gender) + r, g, b = gui.utils.hex_to_rgb(backgr) + else: + r, g, b = self.colors[generation % len(self.colors)] + if gender == gen.lib.Person.MALE: + r *= .9 + g *= .9 + b *= .9 + return r, g, b + def draw_person(self, cr, gender, name, start, stop, generation, state, parents, child, person): """ @@ -320,19 +367,7 @@ class FanChartWidget(Gtk.DrawingArea): cr.save() start_rad = start * math.pi/180 stop_rad = stop * math.pi/180 - if self.background == self.BACKGROUND_GENDER: - try: - alive = probably_alive(person, self.dbstate.db) - except RuntimeError: - alive = False - backgr, border = gui.utils.color_graph_box(alive, person.gender) - r, g, b = gui.utils.hex_to_rgb(backgr) - else: - r,g,b = self.colors[generation % len(self.colors)] - if gender == gen.lib.Person.MALE: - r *= .9 - g *= .9 - b *= .9 + r, g, b = self.background_box(person, gender, generation) radius = generation * self.PIXELS_PER_GENERATION + self.center # If max generation, and they have parents: if generation == self.generations - 1 and parents: @@ -876,6 +911,8 @@ class FanChartGrampsGUI(object): self.childring = childring self.radialtext = radialtext self.fonttype = font + self.grad_start = '#0000FF' + self.grad_end = '#FF0000' def have_parents(self, person): """on_childmenu_changed @@ -930,7 +967,8 @@ class FanChartGrampsGUI(object): data. """ self.fan.reset(self.maxgen, self.background, self.childring, - self.radialtext, self.fonttype) + self.radialtext, self.fonttype, + self.grad_start, self.grad_end) person = self.dbstate.db.get_person_from_handle(self.get_active('Person')) if not person: name = None diff --git a/src/plugins/view/fanchartview.py b/src/plugins/view/fanchartview.py index c1e560f5d..d4da995e3 100644 --- a/src/plugins/view/fanchartview.py +++ b/src/plugins/view/fanchartview.py @@ -64,6 +64,8 @@ class FanChartView(FanChartGrampsGUI, NavigationView): ('interface.fanview-childrenring', True), ('interface.fanview-radialtext', True), ('interface.fanview-font', 'Sans'), + ('interface.color-start-grad', '#0000FF'), + ('interface.color-end-grad', '#FF0000'), ) def __init__(self, pdata, dbstate, uistate, nav_group=0): self.dbstate = dbstate @@ -80,6 +82,9 @@ class FanChartView(FanChartGrampsGUI, NavigationView): self._config.get('interface.fanview-radialtext'), self._config.get('interface.fanview-font'), self.on_childmenu_changed) + + self.grad_start = self._config.get('interface.color-start-grad') + self.grad_end = self._config.get('interface.color-end-grad') dbstate.connect('active-changed', self.active_changed) dbstate.connect('database-changed', self.change_db) @@ -245,7 +250,8 @@ class FanChartView(FanChartGrampsGUI, NavigationView): """ Function that builds the widget in the configuration dialog """ - table = Gtk.Table(4, 2) + nrentry = 7 + table = Gtk.Table(6, 3) table.set_border_width(12) table.set_col_spacings(6) table.set_row_spacings(6) @@ -253,24 +259,34 @@ class FanChartView(FanChartGrampsGUI, NavigationView): configdialog.add_spinner(table, _("Max generations"), 0, 'interface.fanview-maxgen', (1, 11), callback=self.cb_update_maxgen) - configdialog.add_checkbox(table, - _('Show children ring'), - 1, 'interface.fanview-childrenring') + configdialog.add_combo(table, + _('Text Font'), + 1, 'interface.fanview-font', + self.allfonts, callback=self.cb_update_font, valueactive=True) configdialog.add_combo(table, _('Background'), 2, 'interface.fanview-background', - ((0, _('Color Scheme 1')), - (1, _('Color Scheme 2')), - (2, _('Gender Colors')), - (3, _('White'))), + ( + (0, _('Color scheme 1')), + (1, _('Color scheme 2')), + (2, _('Gender colors')), + (3, _('White')), + (4, _('Generation based gradient')), + ), callback=self.cb_update_background) + #colors, stored as hex values + configdialog.add_color(table, _('Start gradient/Main color'), 3, + 'interface.color-start-grad') + configdialog.add_color(table, _('End gradient/2nd color'), 4, + 'interface.color-end-grad') + + # options users should not change: + configdialog.add_checkbox(table, + _('Show children ring'), + nrentry-2, 'interface.fanview-childrenring') configdialog.add_checkbox(table, _('Allow radial text at generation 6'), - 3, 'interface.fanview-radialtext') - configdialog.add_combo(table, - _('Text Font'), - 4, 'interface.fanview-font', - self.allfonts, callback=self.cb_update_font, valueactive=True) + nrentry-1, 'interface.fanview-radialtext') return _('Layout'), table @@ -284,6 +300,10 @@ class FanChartView(FanChartGrampsGUI, NavigationView): self.cb_update_childrenring) self._config.connect('interface.fanview-radialtext', self.cb_update_radialtext) + self._config.connect('interface.color-start-grad', + self.cb_update_color) + self._config.connect('interface.color-end-grad', + self.cb_update_color) def cb_update_maxgen(self, spinbtn, constant): self.maxgen = spinbtn.get_value_as_int() @@ -316,6 +336,14 @@ class FanChartView(FanChartGrampsGUI, NavigationView): self.radialtext = False self.update() + def cb_update_color(self, client, cnxn_id, entry, data): + """ + Called when the configuration menu changes the childrenring setting. + """ + self.grad_start = self._config.get('interface.color-start-grad') + self.grad_end = self._config.get('interface.color-end-grad') + self.update() + def cb_update_font(self, obj, constant): entry = obj.get_active() self._config.set(constant, self.allfonts[entry][1])