Code

- Connectors with end-markers now constrained to point downwards in graph layout
[inkscape.git] / src / widgets / toolbox.cpp
index 495c620ac8b00a01635b31f7124105a60335f5ef..b0ab387f097ab9b4afdf74b05fb43db12b4cfe22 100644 (file)
@@ -76,6 +76,7 @@
 #include "../prefs-utils.h"
 #include "../inkscape-stock.h"
 #include "icon.h"
+#include "graphlayout/graphlayout.h"
 
 #include "mod360.h"
 
@@ -2535,10 +2536,22 @@ sp_arc_toolbox_new(SPDesktop *desktop)
 //##      Dropper       ##
 //########################
 
-static void toggle_dropper_color_pick (GtkWidget *button, gpointer data) {
+static void toggle_dropper_pick_alpha (GtkWidget *button, gpointer tbl) {
     prefs_set_int_attribute ("tools.dropper", "pick", 
-        // 0 and 1 are backwards here because of pref
-        gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (button)) ? 0 : 1);
+        gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (button)));
+    GtkWidget *set_checkbox = (GtkWidget*) g_object_get_data(G_OBJECT(tbl), "set_checkbox");
+    if (set_checkbox) {
+        if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (button))) {
+            gtk_widget_set_sensitive (GTK_WIDGET (set_checkbox), TRUE);
+        } else {
+            gtk_widget_set_sensitive (GTK_WIDGET (set_checkbox), FALSE);
+        }
+    }
+}
+
+static void toggle_dropper_set_alpha (GtkWidget *button, gpointer data) {
+    prefs_set_int_attribute ("tools.dropper", "setalpha", 
+        gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (button)) ? 1 : 0);
 }
 
 
@@ -2721,26 +2734,43 @@ sp_dropper_toolbox_new(SPDesktop *desktop)
     
     {
         GtkWidget *hb = gtk_hbox_new(FALSE, 1);
-        
-        GtkWidget *button = 
-            sp_button_new_from_data( Inkscape::ICON_SIZE_DECORATION,
-                                     SP_BUTTON_TYPE_TOGGLE,
-                                     NULL,
-                                     "pick_color",
-                                     _("When pressed, picks visible color "
-                                      "without alpha and when not pressed, "
-                                      "picks color including its "
-                                      "alpha"),
-                                     tt);
 
+        GtkWidget *button = gtk_check_button_new_with_label(_("Pick alpha"));
+        gtk_tooltips_set_tip(tt, button, _("Pick both the color and the alpha (transparency) under cursor; otherwise, pick only the visible color premultiplied by alpha"), NULL);
+        gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button), 
+                                      prefs_get_int_attribute ("tools.dropper", 
+                                                               "pick", 1));
         gtk_widget_show(button);
         gtk_container_add (GTK_CONTAINER (hb), button);
+        gtk_object_set_data(GTK_OBJECT(tbl), "pick_checkbox", button);
+        g_signal_connect (G_OBJECT (button), "toggled", G_CALLBACK (toggle_dropper_pick_alpha), tbl);
+        gtk_box_pack_start(GTK_BOX(tbl), hb, FALSE, FALSE, 
+                   AUX_BETWEEN_BUTTON_GROUPS);
+    }
+
+    {
+        GtkWidget *hb = gtk_hbox_new(FALSE, 1);
 
-        g_signal_connect_after (G_OBJECT (button), "clicked", 
-                                G_CALLBACK (toggle_dropper_color_pick), NULL);
+        GtkWidget *button = gtk_check_button_new_with_label(_("Set alpha"));
+        gtk_tooltips_set_tip(tt, button, _("If alpha was picked, assign it to selection as fill or stroke transparency"), NULL);
         gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button), 
-                                      !prefs_get_int_attribute ("tools.dropper", 
-                                                               "pick", 0));
+                                      prefs_get_int_attribute ("tools.dropper", 
+                                                               "setalpha", 1));
+        gtk_widget_show(button);
+        gtk_container_add (GTK_CONTAINER (hb), button);
+        gtk_object_set_data(GTK_OBJECT(tbl), "set_checkbox", button);
+        g_signal_connect (G_OBJECT (button), "toggled", G_CALLBACK (toggle_dropper_set_alpha), tbl);
+
+        // make sure it's disabled if we're not picking alpha
+        GtkWidget *pick_checkbox = (GtkWidget*) g_object_get_data(G_OBJECT(tbl), "pick_checkbox");
+        if (pick_checkbox) {
+            if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (pick_checkbox))) {
+                gtk_widget_set_sensitive (GTK_WIDGET (button), TRUE);
+            } else {
+                gtk_widget_set_sensitive (GTK_WIDGET (button), FALSE);
+            }
+        }
+
         gtk_box_pack_start(GTK_BOX(tbl), hb, FALSE, FALSE, 
                    AUX_BETWEEN_BUTTON_GROUPS);
     }
@@ -3812,6 +3842,7 @@ static void sp_connector_path_set_ignore(void)
 }
 
 
+
 static void connector_spacing_changed(GtkAdjustment *adj, GtkWidget *tbl)
 {
     // quit if run by the _changed callbacks
@@ -3855,6 +3886,50 @@ static void connector_spacing_changed(GtkAdjustment *adj, GtkWidget *tbl)
     spinbutton_defocus(GTK_OBJECT(tbl));
 }
 
+static void sp_connector_graph_layout(void)
+{
+    if (!SP_ACTIVE_DESKTOP) return;
+
+    // hack for clones, see comment in align-and-distribute.cpp
+    int saved_compensation = prefs_get_int_attribute("options.clonecompensation", "value", SP_CLONE_COMPENSATION_UNMOVED);
+    prefs_set_int_attribute("options.clonecompensation", "value", SP_CLONE_COMPENSATION_UNMOVED);
+
+    graphlayout(sp_desktop_selection(SP_ACTIVE_DESKTOP)->itemList());
+
+    prefs_set_int_attribute("options.clonecompensation", "value", saved_compensation);
+
+    sp_document_done(sp_desktop_document(SP_ACTIVE_DESKTOP), SP_VERB_DIALOG_ALIGN_DISTRIBUTE, /* TODO: annotate */ "toolbox.cpp:129");
+}
+
+static void
+sp_directed_graph_layout_toggled(GtkWidget *widget, GtkObject *tbl)
+{
+    if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(widget))) {
+        prefs_set_string_attribute("tools.connector", "directedlayout", 
+                "true");
+    } else {
+        prefs_set_string_attribute("tools.connector", "directedlayout", 
+                "false");
+    }
+}
+static void
+sp_nooverlaps_graph_layout_toggled(GtkWidget *widget, GtkObject *tbl)
+{
+    if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(widget))) {
+        prefs_set_string_attribute("tools.connector", "avoidoverlaplayout", 
+                "true");
+    } else {
+        prefs_set_string_attribute("tools.connector", "avoidoverlaplayout", 
+                "false");
+    }
+}
+
+
+static void connector_length_changed(GtkAdjustment *adj, GtkWidget *tbl)
+{
+    prefs_set_double_attribute("tools.connector", "length", adj->value);
+    spinbutton_defocus(GTK_OBJECT(tbl));
+}
 
 static void connector_tb_event_attr_changed(Inkscape::XML::Node *repr,
         gchar const *name, gchar const *old_value, gchar const *new_value,
@@ -3922,6 +3997,50 @@ sp_connector_toolbox_new(SPDesktop *desktop)
         gtk_box_pack_start(GTK_BOX(tbl), object_spacing, FALSE, FALSE,
                 AUX_SPACING);
     }
+    // Graph (connector network) layout
+    sp_toolbox_button_new(tbl, Inkscape::ICON_SIZE_SMALL_TOOLBAR,
+            "graph_layout", GTK_SIGNAL_FUNC(sp_connector_graph_layout),
+            tt, _("Nicely arrange selected connector network"));
+    // Default connector length spinbox
+    {
+        GtkWidget *connector_length = sp_tb_spinbutton(_("Length:"),
+                _("Ideal length for connectors when layout is applied"),
+                "tools.connector", "length", 100, NULL, tbl, TRUE,
+                "inkscape:connector-length", 10, 1000, 10.0, 100.0,
+                connector_length_changed, 1, 0);
+
+        gtk_box_pack_start(GTK_BOX(tbl), connector_length, FALSE, FALSE,
+                AUX_SPACING);
+    }
+    gchar const *tbuttonstate;
+    // Directed edges toggle button
+    {
+        GtkWidget *tbutton = gtk_toggle_button_new (); 
+        gtk_button_set_relief       (GTK_BUTTON (tbutton), GTK_RELIEF_NONE);
+        gtk_container_add           (GTK_CONTAINER (tbutton), sp_icon_new (Inkscape::ICON_SIZE_SMALL_TOOLBAR, "directed_graph")); 
+        gtk_toggle_button_set_mode  (GTK_TOGGLE_BUTTON (tbutton), FALSE);
+        gtk_tooltips_set_tip(tt, tbutton, _("Make connectors point downwards"), NULL);
+
+        gtk_box_pack_start  (GTK_BOX  (tbl), tbutton, FALSE, FALSE, 0);
+        g_signal_connect(G_OBJECT(tbutton), "toggled", GTK_SIGNAL_FUNC(sp_directed_graph_layout_toggled), tbl);
+        tbuttonstate = prefs_get_string_attribute("tools.connector", "directedlayout");
+        gtk_toggle_button_set_active( GTK_TOGGLE_BUTTON(tbutton), 
+                (tbuttonstate && !strcmp(tbuttonstate, "true"))?TRUE:FALSE );
+    }
+    // Avoid overlaps toggle button
+    {
+        GtkWidget *tbutton = gtk_toggle_button_new (); 
+        gtk_button_set_relief       (GTK_BUTTON (tbutton), GTK_RELIEF_NONE);
+        gtk_container_add           (GTK_CONTAINER (tbutton), sp_icon_new (Inkscape::ICON_SIZE_SMALL_TOOLBAR, "remove_overlaps")); 
+        gtk_toggle_button_set_mode  (GTK_TOGGLE_BUTTON (tbutton), FALSE);
+        gtk_tooltips_set_tip(tt, tbutton, _("Do not allow overlapping shapes"), NULL);
+
+        gtk_box_pack_start  (GTK_BOX  (tbl), tbutton, FALSE, FALSE, 0);
+        g_signal_connect(G_OBJECT(tbutton), "toggled", GTK_SIGNAL_FUNC(sp_nooverlaps_graph_layout_toggled), tbl);
+        tbuttonstate = prefs_get_string_attribute("tools.connector", "avoidoverlaplayout");
+        gtk_toggle_button_set_active( GTK_TOGGLE_BUTTON(tbutton), 
+                (tbuttonstate && !strcmp(tbuttonstate, "true"))?TRUE:FALSE );
+    }
 
     gtk_widget_show_all(tbl);
     sp_set_font_size_smaller (tbl);