[Binding] Fix ImNodes minor probs and add Style struct

buildSrc/src/main/groovy/imgui/generate/GenerateLibs.groovy

@@ -39,11 +39,9 @@ class GenerateLibs extends DefaultTask {
 
         // Copy ImGui h/cpp files
         project.copy { CopySpec spec ->
-            spec.from(project.rootProject.file('imgui')) { CopySpec it -> it.include('*.h', '*.cpp') }
-
-            spec.from(project.rootProject.file('imnodes')) { CopySpec it -> it.include('*.h', '*.cpp') }
-
-            spec.from(project.rootProject.file('imgui-node-editor')) { CopySpec it -> it.include('*.h', '*.cpp', '*.inl') }
+            ['imgui', 'imnodes', 'imgui-node-editor'].each {
+                spec.from(project.rootProject.file(it)) { CopySpec s -> s.include('*.h', '*.cpp', '*.inl') }
+            }
 
             if (withFreeType) {
                 spec.from(project.rootProject.file('imgui/misc/freetype')) { CopySpec it -> it.include('*.h', '*.cpp') }

imgui-binding/src/main/java/imgui/imnodes/ImNodes.java

@@ -7,19 +7,20 @@ import imgui.type.ImInt;
 /**
  * Bindings for Imnodes (https://github.com/Nelarius/imnodes/)
  * Original library author - Johann Muszynski (https://github.com/Nelarius)
- *
+ * <p>
  * Refer to the library's Github page for examples and support
  */
 public final class ImNodes {
+    private static ImNodesStyle style;
 
-    private ImNodes() { }
+    private ImNodes() {
+    }
 
     /*JNI
         #include <stdint.h>
         #include <imgui.h>
         #include <imnodes.h>
         #include "jni_common.h"
-        #include "jni_binding_struct.h"
      */
 
     // An editor context corresponds to a set of nodes in a single workspace (created with a single
@@ -55,14 +56,30 @@ public final class ImNodes {
         imnodes::Shutdown();
     */
 
+    /**
+     * Returns the global style struct. See the struct declaration for default values.
+     */
+    public static ImNodesStyle getStyle() {
+        if (style == null) {
+            style = new ImNodesStyle(nGetStyle());
+        }
+        return style;
+    }
+
+    private static native long nGetStyle(); /*
+        return (intptr_t)&imnodes::GetStyle();
+    */
+
     // Style presets matching the dear imgui styles of the same name.
 
     public static native void styleColorsDark(); /*
         imnodes::StyleColorsDark();
     */
+
     public static native void styleColorsClassic(); /*
         imnodes::StyleColorsClassic();
     */
+
     public static native void styleColorsLight(); /*
         imnodes::StyleColorsLight();
     */
@@ -137,7 +154,6 @@ public final class ImNodes {
     //
     // Each attribute id must be unique.
 
-
     /**
      * Create a static attribute block. A static attribute has no pin, and therefore can't be linked to
      * anything. However, you can still use IsAttributeActive() and IsAnyAttributeActive() to check for
@@ -196,25 +212,32 @@ public final class ImNodes {
         return imnodes::IsEditorHovered();
     */
 
-    /**
-     * Binding notice: getHoveredNode(), getHoveredLink() and getHoveredPin()
-     * return id of the hovered object. If there is no such object -1 will be returned.
-     * Use these functions after endNodeEditor() has been called.
-     *
-     * These methods implemented instead of the original bool imnodes::IsNodeHovered(int* node_id),
-     * bool imnodes::IsLinkHovered(int* link_id) and bool imnodes::IsPinHovered(int* attribute_id) for convenience.
-     */
+    // Binding notice: getHoveredNode(), getHoveredLink() and getHoveredPin()
+    // return id of the hovered object. If there is no such object -1 will be returned.
+    // Use these functions after endNodeEditor() has been called.
+    //
+    // These methods implemented instead of the original bool imnodes::IsNodeHovered(int* node_id),
+    // bool imnodes::IsLinkHovered(int* link_id) and bool imnodes::IsPinHovered(int* attribute_id) for convenience.
 
+    /**
+     * @return id of the hovered node or -1 if there is no such object
+     */
     public static native int getHoveredNode(); /*
         int i;
         return imnodes::IsNodeHovered(&i) ? i : -1;
     */
 
+    /**
+     * @return id of the hovered link or -1 if there is no such object
+     */
     public static native int getHoveredLink(); /*
         int i;
         return imnodes::IsLinkHovered(&i) ? i : -1;
     */
 
+    /**
+     * @return id of the hovered pin or -1 if there is no such object
+     */
     public static native int getHoveredPin(); /*
         int i;
         return imnodes::IsPinHovered(&i) ? i : -1;
@@ -222,7 +245,7 @@ public final class ImNodes {
 
     /**
      * Binding notice: getActiveAttribute() returns id the active attribute. If there is no active attribute -1 will be returned.
-     *
+     * <p>
      * This method implemented instead of the original bool imnodes::IsAnyAttributeActive(int* attribute_id) for convenience.
      */
     public static native int getActiveAttribute(); /*
@@ -337,7 +360,6 @@ public final class ImNodes {
         imnodes::ClearLinkSelection();
     */
 
-
     /**
      * Enable or disable the ability to click and drag a specific node.
      */
@@ -476,5 +498,4 @@ public final class ImNodes {
     private static native void nLoadEditorStateFromIniFile(long context, String fileName); /*
         imnodes::LoadEditorStateFromIniFile((imnodes::EditorContext*)context, fileName);
     */
-
 }

imgui-binding/src/main/java/imgui/imnodes/ImNodesAttributeFlags.java

@@ -15,7 +15,7 @@ public final class ImNodesAttributeFlags {
      * NOTE: the user has to actually delete the link for this to work. A deleted link can be
      * detected by calling IsLinkDestroyed() after EndNodeEditor().
      */
-    public static final int EnableLinkDetachWithDragClick = 1 << 0;
+    public static final int EnableLinkDetachWithDragClick = 1;
 
     /**
      * Visual snapping of an in progress link will trigger IsLink Created/Destroyed events. Allows

imgui-binding/src/main/java/imgui/imnodes/ImNodesColorStyle.java

@@ -1,7 +1,6 @@
 package imgui.imnodes;
 
 public final class ImNodesColorStyle {
-
     private ImNodesColorStyle() {
     }
 
@@ -21,5 +20,4 @@ public final class ImNodesColorStyle {
     public static final int BoxSelectorOutline = 13;
     public static final int GridBackground = 14;
     public static final int GridLine = 15;
-
 }

imgui-binding/src/main/java/imgui/imnodes/ImNodesContext.java

@@ -4,6 +4,13 @@ import imgui.binding.ImGuiStructDestroyable;
 
 public final class ImNodesContext extends ImGuiStructDestroyable {
 
+    public ImNodesContext() {
+    }
+
+    public ImNodesContext(final long ptr) {
+        super(ptr);
+    }
+
     /*JNI
         #include <stdint.h>
         #include <imgui.h>
@@ -14,14 +21,6 @@ public final class ImNodesContext extends ImGuiStructDestroyable {
         #define IMNODES_CONTEXT ((imnodes::EditorContext*)STRUCT_PTR)
      */
 
-    public ImNodesContext() {
-        super();
-    }
-
-    public ImNodesContext(final long ptr) {
-        super(ptr);
-    }
-
     @Override
     protected long create() {
         return nCreate();
@@ -33,11 +32,10 @@ public final class ImNodesContext extends ImGuiStructDestroyable {
     }
 
     private native long nCreate(); /*
-        return (jlong)imnodes::EditorContextCreate();
+        return (intptr_t)imnodes::EditorContextCreate();
     */
 
     private native void nDestroy(); /*
         imnodes::EditorContextFree(IMNODES_CONTEXT);
     */
-
 }

imgui-binding/src/main/java/imgui/imnodes/ImNodesPinShape.java

@@ -4,7 +4,6 @@ package imgui.imnodes;
  * This enum controls the way attribute pins look.
  */
 public final class ImNodesPinShape {
-
     private ImNodesPinShape() {
     }
 

imgui-binding/src/main/java/imgui/imnodes/ImNodesStyle.java

@@ -0,0 +1,175 @@
+package imgui.imnodes;
+
+import imgui.binding.ImGuiStruct;
+
+public final class ImNodesStyle extends ImGuiStruct {
+    public ImNodesStyle(final long ptr) {
+        super(ptr);
+    }
+
+    /*JNI
+        #include <stdint.h>
+        #include <imgui.h>
+        #include <imnodes.h>
+        #include "jni_common.h"
+        #include "jni_binding_struct.h"
+
+        #define IMNODES_STYLE ((imnodes::Style*)STRUCT_PTR)
+     */
+
+    public native float getGridSpacing(); /*
+       return IMNODES_STYLE->grid_spacing;
+    */
+
+    public native void setGridSpacing(float gridSpacing); /*
+       IMNODES_STYLE->grid_spacing = gridSpacing;
+    */
+
+    public native float getNodeCornerRounding(); /*
+       return IMNODES_STYLE->node_corner_rounding;
+    */
+
+    public native void setNodeCornerRounding(float nodeCornerRounding); /*
+       IMNODES_STYLE->node_corner_rounding = nodeCornerRounding;
+    */
+
+    public native float getNodePaddingHorizontal(); /*
+       return IMNODES_STYLE->node_padding_horizontal;
+    */
+
+    public native void setNodePaddingHorizontal(float nodePaddingHorizontal); /*
+       IMNODES_STYLE->node_padding_horizontal = nodePaddingHorizontal;
+    */
+
+    public native float getNodePaddingVertical(); /*
+       return IMNODES_STYLE->node_padding_vertical;
+    */
+
+    public native void setNodePaddingVertical(float nodePaddingVertical); /*
+       IMNODES_STYLE->node_padding_vertical = nodePaddingVertical;
+    */
+
+    public native float getNodeBorderThickness(); /*
+       return IMNODES_STYLE->node_border_thickness;
+    */
+
+    public native void setNodeBorderThickness(float nodeBorderThickness); /*
+       IMNODES_STYLE->node_border_thickness = nodeBorderThickness;
+    */
+
+    public native float getLinkThickness(); /*
+       return IMNODES_STYLE->link_thickness;
+    */
+
+    public native void setLinkThickness(float linkThickness); /*
+       IMNODES_STYLE->link_thickness = linkThickness;
+    */
+
+    public native float getLinkLineSegmentsPerLength(); /*
+       return IMNODES_STYLE->link_line_segments_per_length;
+    */
+
+    public native void setLinkLineSegmentsPerLength(float linkLineSegmentsPerLength); /*
+       IMNODES_STYLE->link_line_segments_per_length = linkLineSegmentsPerLength;
+    */
+
+    public native float getLinkHoverDistance(); /*
+       return IMNODES_STYLE->link_hover_distance;
+    */
+
+    public native void setLinkHoverDistance(float linkHoverDistance); /*
+       IMNODES_STYLE->link_hover_distance = linkHoverDistance;
+    */
+
+    /**
+     * The circle radius used when the pin shape is either PinShape_Circle or PinShape_CircleFilled.
+     */
+    public native float getPinCircleRadius(); /*
+       return IMNODES_STYLE->pin_circle_radius;
+    */
+
+    /**
+     * The circle radius used when the pin shape is either PinShape_Circle or PinShape_CircleFilled.
+     */
+    public native void setPinCircleRadius(float pinCircleRadius); /*
+       IMNODES_STYLE->pin_circle_radius = pinCircleRadius;
+    */
+
+    /**
+     * The quad side length used when the shape is either PinShape_Quad or PinShape_QuadFilled.
+     */
+    public native float getPinQuadSideLength(); /*
+       return IMNODES_STYLE->pin_quad_side_length;
+    */
+
+    /**
+     * The quad side length used when the shape is either PinShape_Quad or PinShape_QuadFilled.
+     */
+    public native void setPinQuadSideLength(float pinQuadSideLength); /*
+       IMNODES_STYLE->pin_quad_side_length = pinQuadSideLength;
+    */
+
+    /**
+     * The equilateral triangle side length used when the pin shape is either PinShape_Triangle or PinShape_TriangleFilled.
+     */
+    public native float getPinTriangleSideLength(); /*
+       return IMNODES_STYLE->pin_triangle_side_length;
+    */
+
+    /**
+     * The equilateral triangle side length used when the pin shape is either PinShape_Triangle or PinShape_TriangleFilled.
+     */
+    public native void setPinTriangleSideLength(float pinTriangleSideLength); /*
+       IMNODES_STYLE->pin_triangle_side_length = pinTriangleSideLength;
+    */
+
+    /**
+     * The thickness of the line used when the pin shape is not filled.
+     */
+    public native float getPinLineThickness(); /*
+       return IMNODES_STYLE->pin_line_thickness;
+    */
+
+    /**
+     * The thickness of the line used when the pin shape is not filled.
+     */
+    public native void setPinLineThickness(float pinLineThickness); /*
+       IMNODES_STYLE->pin_line_thickness = pinLineThickness;
+    */
+
+    /**
+     * The radius from the pin's center position inside of which it is detected as being hovered over.
+     */
+    public native float getPinHoverRadius(); /*
+       return IMNODES_STYLE->pin_hover_radius;
+    */
+
+    /**
+     * The radius from the pin's center position inside of which it is detected as being hovered over.
+     */
+    public native void setPinHoverRadius(float pinHoverRadius); /*
+       IMNODES_STYLE->pin_hover_radius = pinHoverRadius;
+    */
+
+    /**
+     * Offsets the pins' positions from the edge of the node to the outside of the node.
+     */
+    public native float getPinOffset(); /*
+       return IMNODES_STYLE->pin_offset;
+    */
+
+    /**
+     * Offsets the pins' positions from the edge of the node to the outside of the node.
+     */
+    public native void setPinOffset(float pinOffset); /*
+       IMNODES_STYLE->pin_offset = pinOffset;
+    */
+
+    public native int getFlags(); /*
+       return IMNODES_STYLE->flags;
+    */
+
+    public native void setFlags(int imNodesStyleFlags); /*
+       IMNODES_STYLE->flags = (imnodes::StyleFlags)imNodesStyleFlags;
+    */
+}

imgui-binding/src/main/java/imgui/imnodes/ImNodesStyleFlags.java

@@ -0,0 +1,10 @@
+package imgui.imnodes;
+
+public final class ImNodesStyleFlags {
+    private ImNodesStyleFlags() {
+    }
+
+    public static final int None = 0;
+    public static final int NodeOutline = 1;
+    public static final int GridLines = 1 << 2;
+}

imgui-binding/src/main/java/imgui/imnodes/ImNodesStyleVar.java

@@ -1,7 +1,6 @@
 package imgui.imnodes;
 
 public final class ImNodesStyleVar {
-
     private ImNodesStyleVar() {
     }
 

imgui-lwjgl3/src/test/java/ExampleUi.java

@@ -246,7 +246,6 @@ final class ExampleUi {
 
         ImGui.text("This a demo graph editor for ImNodes");
 
-
         ImNodes.editorContextSet(imNodesContext);
         ImNodes.beginNodeEditor();
 
@@ -507,6 +506,4 @@ final class ExampleUi {
             }
         }
     }
-
-
 }