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authorDavid Robillard <d@drobilla.net>2012-04-24 22:07:24 +0000
committerDavid Robillard <d@drobilla.net>2012-04-24 22:07:24 +0000
commit3051e646d3f9b75d7fbc9ace3cc11966e9536274 (patch)
tree6187317200f284fe884cc92e3da45d6f8ffa527f /ganv
parent47e38b43ea9a56ef3a4fa4655e9c54d7c52d1d0d (diff)
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Move more implementation to C GanvCanvas.
git-svn-id: http://svn.drobilla.net/lad/trunk/ganv@4265 a436a847-0d15-0410-975c-d299462d15a1
Diffstat (limited to 'ganv')
-rw-r--r--ganv/Canvas.hpp40
-rw-r--r--ganv/canvas.h73
2 files changed, 86 insertions, 27 deletions
diff --git a/ganv/Canvas.hpp b/ganv/Canvas.hpp
index 477277d..05ba6e7 100644
--- a/ganv/Canvas.hpp
+++ b/ganv/Canvas.hpp
@@ -57,8 +57,7 @@ public:
Gtk::Layout& widget();
- /** Remove all ports and edges and modules. */
- void destroy();
+ METHOD0(ganv_canvas, destroy);
/** Get the edge from @c tail to @c head if one exists. */
Edge* get_edge(Node* tail, Node* head) const;
@@ -66,18 +65,12 @@ public:
/** Delete the edge from @c tail to @c head. */
void remove_edge(Node* tail, Node* head);
- /** Place @c i at a reasonable default location. */
- void set_default_placement(Node* i);
-
- /** Unselect all selected objects. */
- virtual void clear_selection();
-
- void select_all();
+ METHOD0(ganv_canvas, clear_selection);
+ METHOD0(ganv_canvas, select_all);
RW_PROPERTY(gboolean, locked);
- /** Return the current zoom factor (pixels per unit). */
- double get_zoom();
+ METHOD0(ganv_canvas, get_zoom);
/** Set the current zoom factor (pixels per unit). */
void set_zoom(double pix_per_unit);
@@ -98,21 +91,22 @@ public:
void render_to_dot(const std::string& filename);
/** Automatically arrange the canvas contents if Graphviz is available. */
- void arrange(bool use_length_hints=false);
+ void arrange();
- /** Shift all canvas contents so the top-left object is at (x, y). */
- void move_contents_to(double x, double y);
+ METHOD2(ganv_canvas, move_contents_to, double, x, double, y);
RW_PROPERTY(double, width)
RW_PROPERTY(double, height)
- /** Resize the canvas to the given dimensions. */
- void resize(double width, double height);
+ METHOD2(ganv_canvas, resize, double, width, double, height);
RW_PROPERTY(GanvDirection, direction);
- void for_each_node(GanvNodeFunction f, void* data);
- void for_each_selected_node(GanvNodeFunction f, void* data);
+ METHOD2(ganv_canvas, for_each_node,
+ GanvNodeFunction, f, void*, data)
+
+ METHOD2(ganv_canvas, for_each_selected_node,
+ GanvNodeFunction, f, void*, data)
typedef void (*EdgePtrFunction)(GanvEdge* edge, void* data);
@@ -131,15 +125,15 @@ public:
const GanvNode*, node,
GanvEdgeFunction, f);
- GQuark wrapper_key();
-
- GanvItem* root();
-
- GdkCursor* move_cursor();
+ METHOD0(ganv_canvas, get_move_cursor);
void get_scroll_offsets(int& cx, int& cy) const;
void scroll_to(int x, int y);
+ GQuark wrapper_key();
+
+ GanvItem* root();
+
GanvCanvas* gobj();
const GanvCanvas* gobj() const;
diff --git a/ganv/canvas.h b/ganv/canvas.h
index 352c13c..829b8e2 100644
--- a/ganv/canvas.h
+++ b/ganv/canvas.h
@@ -63,6 +63,10 @@ GType ganv_canvas_get_type(void);
GanvCanvas* ganv_canvas_new(double width, double height);
+/**
+ * ganv_canvas_resize:
+ * Resize the canvas to the given dimensions.
+ */
void
ganv_canvas_resize(GanvCanvas* canvas, double width, double height);
@@ -90,10 +94,6 @@ ganv_canvas_remove_edge_between(GanvCanvas* canvas,
double
ganv_canvas_get_default_font_size(const GanvCanvas* canvas);
-/** Get the current font size in points. */
-double
-ganv_canvas_get_font_size(const GanvCanvas* canvas);
-
void
ganv_canvas_set_font_size(GanvCanvas* canvas, double points);
@@ -118,6 +118,22 @@ ganv_canvas_for_each_node(GanvCanvas* canvas,
GanvNodeFunction f,
void* data);
+void
+ganv_canvas_for_each_selected_node(GanvCanvas* canvas,
+ GanvNodeFunction f,
+ void* data);
+
+/**
+ * ganv_canvas_for_each_edge:
+ * @canvas: The canvas.
+ * @f: (scope call): A function to call on every edge on @canvas.
+ * @data: Data to pass to @f.
+ */
+void
+ganv_canvas_for_each_edge(GanvCanvas* canvas,
+ GanvEdgeFunction f,
+ void* data);
+
/**
* ganv_canvas_for_each_edge_from:
* @canvas: The canvas.
@@ -151,6 +167,55 @@ ganv_canvas_for_each_edge_on(GanvCanvas* canvas,
const GanvNode* node,
GanvEdgeFunction f);
+/**
+ * ganv_canvas_destroy:
+ * Remove all items from the canvas.
+ */
+void
+ganv_canvas_destroy(GanvCanvas* canvas);
+
+/**
+ * ganv_canvas_select_all:
+ * Select all items on the canvas.
+ */
+void
+ganv_canvas_select_all(GanvCanvas* canvas);
+
+/**
+ * ganv_canvas_get_zoom:
+ * Return the current zoom factor (pixels per unit).
+ */
+double
+ganv_canvas_get_zoom(GanvCanvas* canvas);
+
+/**
+ * ganv_canvas_get_font_size:
+ * Get the current font size in points.
+ */
+double
+ganv_canvas_get_font_size(const GanvCanvas* canvas);
+
+/**
+ * ganv_canvas_set_scale:
+ * Set the zoom and font size for the canvas.
+ */
+void
+ganv_canvas_set_scale(GanvCanvas* canvas, double zoom, double points);
+
+/**
+ * ganv_canvas_get_move_cursor:
+ * Return the cursor to use while dragging canvas objects.
+ */
+GdkCursor*
+ganv_canvas_get_move_cursor(const GanvCanvas* canvas);
+
+/**
+ * ganv_canvas_move_contents_to:
+ * Shift all canvas contents so the top-left object is at (x, y).
+ */
+void
+ganv_canvas_move_contents_to(GanvCanvas* canvas, double x, double y);
+
G_END_DECLS
#endif /* GANV_CANVAS_H */