Add missing casts for C++ compatibility

10 files changed, 17 insertions, 10 deletions

diff --git a/src/box.c b/src/box.c
index 3ecb99d..4ee8e29 100644
--- a/src/box.c
+++ b/src/box.c
@@ -49,7 +49,7 @@ enum {
 static void
 ganv_box_init(GanvBox* box)
 {
-	box->impl = ganv_box_get_instance_private(box);
+	box->impl = (GanvBoxPrivate*)ganv_box_get_instance_private(box);
 
 	memset(&box->impl->coords, '\0', sizeof(GanvBoxCoords));
 
diff --git a/src/circle.c b/src/circle.c
index 4784c06..5cd9cb9 100644
--- a/src/circle.c
+++ b/src/circle.c
@@ -39,7 +39,7 @@ enum {
 static void
 ganv_circle_init(GanvCircle* circle)
 {
-	circle->impl = ganv_circle_get_instance_private(circle);
+	circle->impl = (GanvCirclePrivate*)ganv_circle_get_instance_private(circle);
 
 	memset(&circle->impl->coords, '\0', sizeof(GanvCircleCoords));
 	circle->impl->coords.radius     = 0.0;
diff --git a/src/edge.c b/src/edge.c
index 6ce6f6f..85197d6 100644
--- a/src/edge.c
+++ b/src/edge.c
@@ -63,7 +63,8 @@ static GanvItemClass* parent_class;
 static void
 ganv_edge_init(GanvEdge* edge)
 {
-	GanvEdgePrivate* impl = ganv_edge_get_instance_private(edge);
+	GanvEdgePrivate* impl =
+	    (GanvEdgePrivate*)ganv_edge_get_instance_private(edge);
 
 	edge->impl = impl;
 
diff --git a/src/group.c b/src/group.c
index 503e57b..11b8d08 100644
--- a/src/group.c
+++ b/src/group.c
@@ -38,7 +38,8 @@ static GanvItemClass* group_parent_class;
 static void
 ganv_group_init(GanvGroup* group)
 {
-	GanvGroupPrivate* impl = ganv_group_get_instance_private(group);
+	GanvGroupPrivate* impl =
+	    (GanvGroupPrivate*)ganv_group_get_instance_private(group);
 
 	group->impl                = impl;
 	group->impl->item_list     = NULL;
diff --git a/src/item.c b/src/item.c
index a458acd..95a9ca6 100644
--- a/src/item.c
+++ b/src/item.c
@@ -73,7 +73,8 @@ static GtkObjectClass* item_parent_class;
 static void
 ganv_item_init(GanvItem* item)
 {
-	GanvItemPrivate* impl = ganv_item_get_instance_private(item);
+	GanvItemPrivate* impl =
+	    (GanvItemPrivate*)ganv_item_get_instance_private(item);
 
 	item->object.flags |= GANV_ITEM_VISIBLE;
 	item->impl          = impl;
diff --git a/src/module.c b/src/module.c
index bad930b..be6cfb8 100644
--- a/src/module.c
+++ b/src/module.c
@@ -50,7 +50,8 @@ enum {
 static void
 ganv_module_init(GanvModule* module)
 {
-	GanvModulePrivate* impl = ganv_module_get_instance_private(module);
+	GanvModulePrivate* impl =
+	    (GanvModulePrivate*)ganv_module_get_instance_private(module);
 
 	module->impl = impl;
 
diff --git a/src/node.c b/src/node.c
index 6857dd2..28acb80 100644
--- a/src/node.c
+++ b/src/node.c
@@ -52,7 +52,8 @@ enum {
 static void
 ganv_node_init(GanvNode* node)
 {
-	GanvNodePrivate* impl = ganv_node_get_instance_private(node);
+	GanvNodePrivate* impl =
+	    (GanvNodePrivate*)ganv_node_get_instance_private(node);
 
 	node->impl = impl;
 
diff --git a/src/port.c b/src/port.c
index eca3e83..2acdf78 100644
--- a/src/port.c
+++ b/src/port.c
@@ -52,7 +52,7 @@ static guint port_signals[PORT_LAST_SIGNAL];
 static void
 ganv_port_init(GanvPort* port)
 {
-	port->impl = ganv_port_get_instance_private(port);
+	port->impl = (GanvPortPrivate*)ganv_port_get_instance_private(port);
 
 	port->impl->control         = NULL;
 	port->impl->value_label     = NULL;
diff --git a/src/text.c b/src/text.c
index d7ab3e0..c509a28 100644
--- a/src/text.c
+++ b/src/text.c
@@ -47,7 +47,8 @@ enum {
 static void
 ganv_text_init(GanvText* text)
 {
-	GanvTextPrivate* impl = ganv_text_get_instance_private(text);
+	GanvTextPrivate* impl =
+	    (GanvTextPrivate*)ganv_text_get_instance_private(text);
 
 	text->impl = impl;
 
diff --git a/src/widget.c b/src/widget.c
index b08715b..59b360a 100644
--- a/src/widget.c
+++ b/src/widget.c
@@ -46,7 +46,8 @@ enum {
 static void
 ganv_widget_init(GanvWidget* witem)
 {
-	GanvWidgetPrivate* impl = ganv_widget_get_instance_private(witem);
+	GanvWidgetPrivate* impl =
+	    (GanvWidgetPrivate*)ganv_widget_get_instance_private(witem);
 
 	witem->impl              = impl;
 	witem->impl->x           = 0.0;