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Feature/pointcloudimporter support file dnd #838

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Feature/pointcloudimporter support file dnd #838

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cc94b8d
add draganddrop receive function
kaichi-oda-tiv Jul 3, 2020
527e737
fix drop action and set pointcloud file path
kaichi-oda-tiv Jul 6, 2020
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63 changes: 58 additions & 5 deletions Assets/Scripts/Editor/PointCloudImporterWindow.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -46,20 +46,20 @@ static Styles()

ListStyleA = new GUIStyle
{
normal = {background = bgTexA, textColor = textColor},
normal = { background = bgTexA, textColor = textColor },
padding = padding,
clipping = TextClipping.Clip
};
ListStyleB = new GUIStyle
{
normal = {background = bgTexB, textColor = textColor},
normal = { background = bgTexB, textColor = textColor },
padding = padding,
clipping = TextClipping.Clip
};
}

public static readonly GUIStyle TitleLabelStyle = new GUIStyle(GUI.skin.label)
{alignment = TextAnchor.MiddleCenter, fontSize = 14};
{ alignment = TextAnchor.MiddleCenter, fontSize = 14 };

public static readonly GUIStyle ListStyleA;
public static readonly GUIStyle ListStyleB;
Expand Down Expand Up @@ -240,7 +240,7 @@ private void DrawSettingsSection()
EditorGUILayout.PropertyField(maxTreeDepth);
EditorGUILayout.PropertyField(minPointDistance);
}

EditorGUILayout.Space();
generateMesh.isExpanded = EditorGUILayout.Foldout(generateMesh.isExpanded, "Mesh Settings", EditorStyles.foldoutHeader);
if (generateMesh.isExpanded)
Expand All @@ -251,7 +251,7 @@ private void DrawSettingsSection()
EditorGUILayout.PropertyField(roadOnlyMesh);
if (roadOnlyMesh.boolValue)
EditorGUILayout.HelpBox("Road detection is not suitable for all data sets. If you experience problems, try again with this option off.", MessageType.Info);

EditorGUILayout.PropertyField(meshDetailLevel);
}
EditorGUI.EndDisabledGroup();
Expand All @@ -270,6 +270,39 @@ private void DrawSettingsSection()
}
}

private void ReceiveDragAndDropArea(Rect dropRect, System.Action<string[]> dndCallback = null)
{
var evt = Event.current;
int id = GUIUtility.GetControlID(FocusType.Passive);
switch (evt.type)
{
case EventType.DragUpdated:
case EventType.DragPerform:
if (!dropRect.Contains(evt.mousePosition))
break;

var fullpathArray = DragAndDrop.paths.Where(x => allowedExtensionsList.Contains(Path.GetExtension(x))).Select(p => Path.GetFullPath(p)).ToArray();
if (0 < fullpathArray.Length)
{
DragAndDrop.visualMode = DragAndDropVisualMode.Copy;
}


if (evt.type == EventType.DragPerform)
{
DragAndDrop.AcceptDrag();

if (dndCallback != null)
{
dndCallback(fullpathArray);
}
DragAndDrop.activeControlID = 0;
}
Event.current.Use();
break;
}
}

private void DrawInputFilesInspector()
{
const float addFileButtonWidth = 65;
Expand Down Expand Up @@ -379,6 +412,26 @@ private void DrawInputFilesInspector()
//
var rect = CreateBox(4);

ReceiveDragAndDropArea(rect, (list) =>
{
if (list == null || list.Length < 1)
{
return;
}
foreach (var nf in list)
{
var newFile = Utility.GetRelativePathIfApplies(nf);
CacheArrayProperty(inputFiles, tmpList);
if (!tmpList.Contains(newFile))
{
var index = inputFiles.arraySize;
inputFiles.InsertArrayElementAtIndex(index);
inputFiles.GetArrayElementAtIndex(index).stringValue = newFile;
}
}
});


// Refresh element count, to include additions/removals
elementCount = inputFiles.arraySize;
if (elementCount == 0)
Expand Down