private void DrawNode(Node node)
        {
            NodeViewData viewData = this.GetViewDataForNode(node);
            Rect         nodeRect = this.GetNodeRect(node);

            if (this.IsNodeSelected(node))
            {
                Rect     expandedNodeRect  = RectUtil.Expand(nodeRect, kNodeSelectedLineWeight);
                GUIStyle nodeSelectedStyle = GUIStyleUtil.StyleWithTexture(GUI.skin.box, kNodeSelectedTexture);
                GUI.Box(expandedNodeRect, "", nodeSelectedStyle);
            }

            Rect nodeShadowRect = nodeRect;

            nodeShadowRect.position = nodeShadowRect.position + new Vector2(kNodeShadowOffset, kNodeShadowOffset);
            GUI.Box(nodeShadowRect, "", (GUIStyle)"NodeShadow");

            GUIStyle nodeStyle = (GUIStyle)"Node";

            if (this.TargetGraph.IsStartingNode(node))
            {
                nodeStyle = (GUIStyle)"StartingNode";
            }

            GUI.Box(nodeRect, viewData.name, nodeStyle);
        }
Exemple #2
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        private void DrawGrid(Rect rect)
        {
            Vector2 offset = this._panner.Position;

            GUI.Box(rect, "", GUIStyleUtil.StyleWithTexture(kGridBackgroundTexture));

            Color oldColor = Handles.color;

            int horizontalLinesOffset = Mathf.FloorToInt(offset.x / this._grid.LineSpacing);
            int verticalLinesOffset   = Mathf.FloorToInt(offset.y / this._grid.LineSpacing);

            offset = new Vector2(Mathf.Repeat(offset.x, this._grid.LineSpacing),
                                 Mathf.Repeat(offset.y, this._grid.LineSpacing));

            int numberOfVerticalLines   = Mathf.CeilToInt(rect.width / this._grid.LineSpacing) + 1;
            int numberOfHorizontalLines = Mathf.CeilToInt(rect.height / this._grid.LineSpacing) + 1;

            for (float i = 0; i < numberOfVerticalLines; i++)
            {
                float x = i * this._grid.LineSpacing;
                x += offset.x - this._grid.LineSpacing;

                Handles.color = ((i - horizontalLinesOffset) % kSecondaryGridSpacing == 0) ? kDarkLineColor : kLightLineColor;
                Handles.DrawLine(new Vector3(x, 0.0f, 0.0f), new Vector3(x, rect.height, 0.0f));
            }

            for (float i = 0; i < numberOfHorizontalLines; i++)
            {
                float y = i * this._grid.LineSpacing;
                y += offset.y - this._grid.LineSpacing;

                Handles.color = ((i - verticalLinesOffset) % kSecondaryGridSpacing == 0) ? kDarkLineColor : kLightLineColor;
                Handles.DrawLine(new Vector3(0.0f, y, 0.0f), new Vector3(rect.width, y, 0.0f));
            }

            Handles.color = oldColor;
        }
 public static GUIStyle StyleWithTexture(Texture2D texture)
 {
     return(GUIStyleUtil.StyleWithTexture(kEmptyGUIStyle, texture));
 }