Code

- Connectors with end-markers now constrained to point downwards in graph layout
[inkscape.git] / src / widgets / icon.cpp
index 25f911d7d95be822eadc3fb6d987c66f95524ecb..264349bd17f50a7d898c7d8e86400d32e04a3de6 100644 (file)
@@ -18,6 +18,7 @@
 
 
 
+#include <glib/gmem.h>
 #include <gtk/gtkiconfactory.h>
 #include <gtk/gtkstock.h>
 #include <gtk/gtkimage.h>
@@ -36,7 +37,7 @@
 
 static gboolean icon_prerender_task(gpointer data);
 
-static void addPreRender( GtkIconSize lsize, gchar const *name );
+static void addPreRender( Inkscape::IconSize lsize, gchar const *name );
 
 static void sp_icon_class_init(SPIconClass *klass);
 static void sp_icon_init(SPIcon *icon);
@@ -65,10 +66,24 @@ static int sp_icon_get_phys_size(int size);
 static void sp_icon_overlay_pixels( guchar *px, int width, int height, int stride,
                                     unsigned r, unsigned g, unsigned b );
 
+static void injectCustomSize();
+
 static GtkWidgetClass *parent_class;
 
 static bool sizeDirty = true;
 
+static bool sizeMapDone = false;
+static GtkIconSize iconSizeLookup[] = {
+    GTK_ICON_SIZE_INVALID,
+    GTK_ICON_SIZE_MENU,
+    GTK_ICON_SIZE_SMALL_TOOLBAR,
+    GTK_ICON_SIZE_LARGE_TOOLBAR,
+    GTK_ICON_SIZE_BUTTON,
+    GTK_ICON_SIZE_DND,
+    GTK_ICON_SIZE_DIALOG,
+    GTK_ICON_SIZE_MENU, // for Inkscape::ICON_SIZE_DECORATION
+};
+
 GtkType
 sp_icon_get_type()
 {
@@ -112,7 +127,7 @@ static void
 sp_icon_init(SPIcon *icon)
 {
     GTK_WIDGET_FLAGS(icon) |= GTK_NO_WINDOW;
-    icon->lsize = GTK_ICON_SIZE_BUTTON;
+    icon->lsize = Inkscape::ICON_SIZE_BUTTON;
     icon->psize = 0;
     icon->name = 0;
     icon->pb = 0;
@@ -174,6 +189,19 @@ static int sp_icon_expose(GtkWidget *widget, GdkEventExpose *event)
 {
     if ( GTK_WIDGET_DRAWABLE(widget) ) {
         SPIcon *icon = SP_ICON(widget);
+        if ( !icon->pb ) {
+            sp_icon_fetch_pixbuf( icon );
+        }
+
+        sp_icon_paint(SP_ICON(widget), &event->area);
+    }
+
+    return TRUE;
+}
+
+void sp_icon_fetch_pixbuf( SPIcon *icon )
+{
+    if ( icon ) {
         if ( !icon->pb ) {
             guchar *pixels = 0;
 
@@ -182,12 +210,12 @@ static int sp_icon_expose(GtkWidget *widget, GdkEventExpose *event)
             pixels = sp_icon_image_load( icon, icon->name );
 
             if (pixels) {
-                // don't pass the nr_free because we're caching the pixel
+                // don't pass the g_free because we're caching the pixel
                 // space loaded through ...
                 // I just changed this. make sure sp_icon_image_load still does the right thing.
                 icon->pb = gdk_pixbuf_new_from_data(pixels, GDK_COLORSPACE_RGB, TRUE, 8,
                                                     icon->psize, icon->psize, icon->psize * 4,
-                                                    /*(GdkPixbufDestroyNotify)nr_free*/NULL, NULL);
+                                                    /*(GdkPixbufDestroyNotify)g_free*/NULL, NULL);
                 icon->pb_faded = gdk_pixbuf_copy(icon->pb);
 
                 pixels = gdk_pixbuf_get_pixels(icon->pb_faded);
@@ -206,14 +234,9 @@ static int sp_icon_expose(GtkWidget *widget, GdkEventExpose *event)
                 g_warning ("failed to load icon '%s'", icon->name);
             }
         }
-
-        sp_icon_paint(SP_ICON(widget), &event->area);
     }
-
-    return TRUE;
 }
 
-
 static void sp_icon_screen_changed( GtkWidget *widget, GdkScreen *previous_screen )
 {
     if ( GTK_WIDGET_CLASS( parent_class )->screen_changed ) {
@@ -242,7 +265,7 @@ static void sp_icon_theme_changed( SPIcon *icon )
 
 
 static GtkWidget *
-sp_icon_new_full( GtkIconSize lsize, gchar const *name )
+sp_icon_new_full( Inkscape::IconSize lsize, gchar const *name )
 {
     static gint dump = prefs_get_int_attribute_limited( "debug.icons", "dumpGtk", 0, 0, 1 );
     static gint fallback = prefs_get_int_attribute_limited( "debug.icons", "checkNames", 0, 0, 1 );
@@ -260,7 +283,13 @@ sp_icon_new_full( GtkIconSize lsize, gchar const *name )
 
     GtkWidget *widget = 0;
     if ( tryLoad ) {
-        GtkWidget *img = gtk_image_new_from_stock( name, lsize );
+        gint trySize = CLAMP( static_cast<gint>(lsize), 0, static_cast<gint>(G_N_ELEMENTS(iconSizeLookup) - 1) );
+
+        if ( !sizeMapDone ) {
+            injectCustomSize();
+        }
+
+        GtkWidget *img = gtk_image_new_from_stock( name, iconSizeLookup[trySize] );
         if ( img ) {
             GtkImageType type = gtk_image_get_storage_type( GTK_IMAGE(img) );
             if ( type == GTK_IMAGE_STOCK ) {
@@ -293,12 +322,12 @@ sp_icon_new_full( GtkIconSize lsize, gchar const *name )
 }
 
 GtkWidget *
-sp_icon_new( GtkIconSize lsize, gchar const *name )
+sp_icon_new( Inkscape::IconSize lsize, gchar const *name )
 {
     return sp_icon_new_full( lsize, name );
 }
 
-Gtk::Widget *sp_icon_get_icon( Glib::ustring const &oid, GtkIconSize size )
+Gtk::Widget *sp_icon_get_icon( Glib::ustring const &oid, Inkscape::IconSize size )
 {
     Gtk::Widget *result = 0;
     GtkWidget *widget = sp_icon_new_full( size, oid.c_str() );
@@ -341,13 +370,46 @@ sp_icon_get_gtk_size(int size)
     return map[size];
 }
 
+static void injectCustomSize()
+{
+    // TODO - still need to handle the case of theme changes and resize, especially as we can't re-register a string.
+    if ( !sizeMapDone )
+    {
+        gint dump = prefs_get_int_attribute_limited( "debug.icons", "dumpDefault", 0, 0, 1 );
+        gint width = 0;
+        gint height = 0;
+        if ( gtk_icon_size_lookup(GTK_ICON_SIZE_MENU, &width, &height ) ) {
+            gint newWidth = ((width * 3) / 4);
+            gint newHeight = ((height * 3) / 4);
+            GtkIconSize newSizeEnum = gtk_icon_size_register( "inkscape-decoration", newWidth, newHeight );
+            if ( newSizeEnum ) {
+                if ( dump ) {
+                    g_message("Registered (%d, %d) <= (%d, %d) as index %d", newWidth, newHeight, width, height, newSizeEnum);
+                }
+                guint index = static_cast<guint>(Inkscape::ICON_SIZE_DECORATION);
+                if ( index < G_N_ELEMENTS(iconSizeLookup) ) {
+                    iconSizeLookup[index] = newSizeEnum;
+                } else if ( dump ) {
+                    g_message("size lookup array too small to store entry");
+                }
+            }
+        }
+        sizeMapDone = true;
+    }
+
+}
+
 static int sp_icon_get_phys_size(int size)
 {
     static bool init = false;
-    static int lastSys[GTK_ICON_SIZE_DIALOG + 1];
-    static int vals[GTK_ICON_SIZE_DIALOG + 1];
+    static int lastSys[Inkscape::ICON_SIZE_DECORATION + 1];
+    static int vals[Inkscape::ICON_SIZE_DECORATION + 1];
 
-    size = CLAMP( size, GTK_ICON_SIZE_MENU, GTK_ICON_SIZE_DIALOG );
+    size = CLAMP( size, GTK_ICON_SIZE_MENU, Inkscape::ICON_SIZE_DECORATION );
+
+    if ( !sizeMapDone ) {
+        injectCustomSize();
+    }
 
     if ( sizeDirty && init ) {
         GtkIconSize const gtkSizes[] = {
@@ -356,10 +418,14 @@ static int sp_icon_get_phys_size(int size)
             GTK_ICON_SIZE_LARGE_TOOLBAR,
             GTK_ICON_SIZE_BUTTON,
             GTK_ICON_SIZE_DND,
-            GTK_ICON_SIZE_DIALOG
+            GTK_ICON_SIZE_DIALOG,
+            static_cast<guint>(Inkscape::ICON_SIZE_DECORATION) < G_N_ELEMENTS(iconSizeLookup) ?
+                iconSizeLookup[static_cast<int>(Inkscape::ICON_SIZE_DECORATION)] :
+                GTK_ICON_SIZE_MENU
         };
         for (unsigned i = 0; i < G_N_ELEMENTS(gtkSizes) && init; ++i) {
-            unsigned const val_ix(gtkSizes[i]);
+            guint const val_ix = (gtkSizes[i] <= GTK_ICON_SIZE_DIALOG) ? (guint)gtkSizes[i] : (guint)Inkscape::ICON_SIZE_DECORATION;
+
             g_assert( val_ix < G_N_ELEMENTS(vals) );
 
             gint width = 0;
@@ -373,6 +439,7 @@ static int sp_icon_get_phys_size(int size)
     if ( !init ) {
         sizeDirty = false;
         gint dump = prefs_get_int_attribute_limited( "debug.icons", "dumpDefault", 0, 0, 1 );
+
         if ( dump ) {
             g_message( "Default icon sizes:" );
         }
@@ -384,7 +451,10 @@ static int sp_icon_get_phys_size(int size)
             GTK_ICON_SIZE_LARGE_TOOLBAR,
             GTK_ICON_SIZE_BUTTON,
             GTK_ICON_SIZE_DND,
-            GTK_ICON_SIZE_DIALOG
+            GTK_ICON_SIZE_DIALOG,
+            static_cast<guint>(Inkscape::ICON_SIZE_DECORATION) < G_N_ELEMENTS(iconSizeLookup) ?
+                iconSizeLookup[static_cast<int>(Inkscape::ICON_SIZE_DECORATION)] :
+                GTK_ICON_SIZE_MENU
         };
         gchar const *const names[] = {
             "GTK_ICON_SIZE_MENU",
@@ -392,13 +462,15 @@ static int sp_icon_get_phys_size(int size)
             "GTK_ICON_SIZE_LARGE_TOOLBAR",
             "GTK_ICON_SIZE_BUTTON",
             "GTK_ICON_SIZE_DND",
-            "GTK_ICON_SIZE_DIALOG"
+            "GTK_ICON_SIZE_DIALOG",
+            "inkscape-decoration"
         };
 
         GtkWidget *icon = (GtkWidget *)g_object_new(SP_TYPE_ICON, NULL);
 
         for (unsigned i = 0; i < G_N_ELEMENTS(gtkSizes); ++i) {
-            unsigned const val_ix(gtkSizes[i]);
+            guint const val_ix = (gtkSizes[i] <= GTK_ICON_SIZE_DIALOG) ? (guint)gtkSizes[i] : (guint)Inkscape::ICON_SIZE_DECORATION;
+
             g_assert( val_ix < G_N_ELEMENTS(vals) );
 
             gint width = 0;
@@ -512,7 +584,7 @@ sp_icon_image_load_pixmap(gchar const *name, unsigned lsize, unsigned psize)
         }
         guchar *spx = gdk_pixbuf_get_pixels(pb);
         int srs = gdk_pixbuf_get_rowstride(pb);
-        px = nr_new(guchar, 4 * psize * psize);
+        px = g_new(guchar, 4 * psize * psize);
         for (unsigned y = 0; y < psize; y++) {
             memcpy(px + 4 * y * psize, spx + y * srs, 4 * psize);
         }
@@ -632,7 +704,7 @@ sp_icon_doc_icon( SPDocument *doc, NRArenaItem *root,
                     g_message( "   ua     --'%s'  (%f,%f)-(%f,%f)", name, (double)ua.x0, (double)ua.y0, (double)ua.x1, (double)ua.y1 );
                 }
                 /* Set up pixblock */
-                px = nr_new(guchar, 4 * psize * psize);
+                px = g_new(guchar, 4 * psize * psize);
                 memset(px, 0x00, 4 * psize * psize);
                 /* Render */
                 NRPixBlock B;
@@ -848,11 +920,11 @@ void sp_icon_overlay_pixels(guchar *px, int width, int height, int stride,
 class preRenderItem
 {
 public:
-    preRenderItem( GtkIconSize lsize, gchar const *name ) :
+    preRenderItem( Inkscape::IconSize lsize, gchar const *name ) :
         _lsize( lsize ),
         _name( name )
     {}
-    GtkIconSize _lsize;
+    Inkscape::IconSize _lsize;
     Glib::ustring _name;
 };
 
@@ -862,7 +934,7 @@ public:
 static std::queue<preRenderItem> pendingRenders;
 static bool callbackHooked = false;
 
-static void addPreRender( GtkIconSize lsize, gchar const *name )
+static void addPreRender( Inkscape::IconSize lsize, gchar const *name )
 {
 
     if ( !callbackHooked )