imnodes: bump to master branch

app/gui/imnodes.hpp

@@ -2,15 +2,6 @@
 
 #include <stddef.h>
 
-#if defined(__GNUC__) || defined(__clang__)
-#define DEPRECATED __attribute__((deprecated))
-#elif defined(_MSC_VER)
-#define DEPRECATED __declspec(deprecated)
-#else
-#pragma message("WARNING: You need to implement DEPRECATED for this compiler")
-#define DEPRECATED
-#endif
-
 struct ImVec2;
 
 namespace imnodes {
@@ -219,6 +210,9 @@ BeginNode(int id);
 void
 EndNode();
 
+ImVec2
+GetNodeDimensions(int id);
+
 // Place your node title bar content (such as the node title, using ImGui::Text)
 // between the following function calls. These functions have to be called
 // before adding any attributes, or the layout of the node will be incorrect.
@@ -254,9 +248,6 @@ void
 BeginStaticAttribute(int id);
 void
 EndStaticAttribute();
-// Can still be used with any of the three previous Begin{*}Attribute functions.
-DEPRECATED void
-EndAttribute();
 
 // Push a single AttributeFlags value. By default, only AttributeFlags_None is
 // set.
@@ -272,17 +263,35 @@ PopAttributeFlag();
 void
 Link(int id, int start_attribute_id, int end_attribute_id);
 
-// Set's the node's position corresponding to the node id, either using screen
-// space coordinates, or node editor grid coordinates. You can even set the
-// position before the node has been created with BeginNode().
+// Enable or disable the ability to click and drag a specific node.
+void
+SetNodeDraggable(int node_id, const bool draggable);
+
+// The node's position can be expressed in three coordinate systems:
+// * screen space coordinates, -- the origin is the upper left corner of the
+// window.
+// * editor space coordinates -- the origin is the upper left corner of the node
+// editor window
+// * grid space coordinates, -- the origin is the upper left corner of the node
+// editor window, translated by the current editor panning vector (see
+// EditorContextGetPanning() and EditorContextResetPanning())
+
+// Use the following functions to get and set the node's coordinates in these
+// coordinate systems.
 
 void
 SetNodeScreenSpacePos(int node_id, const ImVec2& screen_space_pos);
 void
-SetNodeGridSpacePos(int node_id, const ImVec2& grid_pos);
-// Enable or disable the ability to click and drag a specific node.
+SetNodeEditorSpacePos(int node_id, const ImVec2& editor_space_pos);
 void
-SetNodeDraggable(int node_id, const bool draggable);
+SetNodeGridSpacePos(int node_id, const ImVec2& grid_pos);
+
+ImVec2
+GetNodeScreenSpacePos(const int node_id);
+ImVec2
+GetNodeEditorSpacePos(const int node_id);
+ImVec2
+GetNodeGridSpacePos(const int node_id);
 
 // Returns true if the current node editor canvas is being hovered over by the
 // mouse, and is not blocked by any other windows.
@@ -312,6 +321,13 @@ GetSelectedNodes(int* node_ids);
 void
 GetSelectedLinks(int* link_ids);
 
+// Clears the list of selected nodes/links. Useful if you want to delete a
+// selected node or link.
+void
+ClearNodeSelection();
+void
+ClearLinkSelection();
+
 // Was the previous attribute active? This will continuously return true while
 // the left mouse button is being pressed over the UI content of the attribute.
 bool
@@ -319,7 +335,7 @@ IsAttributeActive();
 // Was any attribute active? If so, sets the active attribute id to the output
 // function argument.
 bool
-IsAnyAttributeActive(int* attribute_id = 0);
+IsAnyAttributeActive(int* attribute_id = NULL);
 
 // Use the following functions to query a change of state for an existing link,
 // or new link. Call these after EndNodeEditor().
@@ -334,13 +350,20 @@ IsLinkStarted(int* started_at_attribute_id);
 // including_detached_links flag to control whether this function triggers when
 // the user detaches a link and drops it.
 bool
-IsLinkDropped(int* started_at_attribute_id = 0,
+IsLinkDropped(int* started_at_attribute_id = NULL,
               bool including_detached_links = true);
 // Did the user finish creating a new link?
 bool
 IsLinkCreated(int* started_at_attribute_id,
               int* ended_at_attribute_id,
-              bool* created_from_snap = 0);
+              bool* created_from_snap = NULL);
+bool
+IsLinkCreated(int* started_at_node_id,
+              int* started_at_attribute_id,
+              int* ended_at_node_id,
+              int* ended_at_attribute_id,
+              bool* created_from_snap = NULL);
+
 // Was an existing link detached from a pin by the user? The detached link's id
 // is assigned to the output argument link_id.
 bool