/// <summary>
/// Copy or paste settings to selected PlacementSettings
/// </summary>
/// <param name="loadout">The loadout that got clicked</param>
/// <param name="copy">do we copy or paste ?</param>
/// <param name="selected">the list of currently selected PlacementSettings for edition in the current PrefabPalette</param>
private void CopyPasteSettings(LoadoutInfo loadout, bool copy, HashSet <int> selected)
{
if (copy)
{
copyPastePrefabSettings = loadout;
}
else
{
if (copyPastePrefabSettings == null)
{
return;
}
PrefabPaletteEditor sourceEditor = prefabPaletteEditors[copyPastePrefabSettings.palette];
PrefabPaletteEditor destEditor = prefabPaletteEditors[loadout.palette];
SerializedProperty srcPAS = sourceEditor.prefabs.GetArrayElementAtIndex(loadout.palette.FindIndex(loadout.prefab));
SerializedProperty srcPS = srcPAS.FindPropertyRelative("settings");
destEditor.serializedObject.Update();
foreach (int i in selected)
{
SerializedProperty destPAS = destEditor.prefabs.GetArrayElementAtIndex(i);
SerializedProperty destPS = destPAS.FindPropertyRelative("settings");
PlacementSettings.CopySerializedProperty(srcPS, destPS);
}
destEditor.serializedObject.ApplyModifiedProperties();
}
}
/// <summary>
/// Draw a single loadout
/// </summary>
/// <param name="loadout">The loadout being drawn</param>
/// <param name="thumbSize">Size of the preview</param>
/// <param name="infos">additionnal infos about the loadout being drawn (parent prefab palette and index in it)</param>
void DrawSingleLoadout(SerializedProperty loadout, int thumbSize, LoadoutInfo infos, float x, float y)
{
var editor = prefabPaletteEditors[infos.palette];
editor.serializedObject.Update();
Rect r = new Rect(x, y, thumbSize, thumbSize);
// Texture Preview
Texture2D preview = PreviewsDatabase.GetAssetPreview(loadout.FindPropertyRelative("gameObject").objectReferenceValue);
EditorGUI.DrawPreviewTexture(r, preview);
float pad = thumbSize * 0.05f;
GUILayoutUtility.GetRect(thumbSize, thumbSize);
Rect r3 = new Rect(r);
r3.width = Styles.deleteButtonStyle.fixedWidth;
r3.height = Styles.deleteButtonStyle.fixedHeight;
r3.x += thumbSize - pad - r3.width;
r3.y += pad;
if (GUI.Button(r3, "", Styles.deleteButtonStyle))
{
toUnload = infos;
GUI.changed = true;
}
r.y += thumbSize - pad - 10;
r.x += pad;
r.width = thumbSize - (2 * pad);
var prefabOccurence = loadout.FindPropertyRelative("settings").FindPropertyRelative("m_Strength");
prefabOccurence.floatValue = GUI.HorizontalSlider(r, prefabOccurence.floatValue, BrushModePrefab.k_PrefabOccurrenceMin, BrushModePrefab.k_PrefabOccurrenceMax);
editor.serializedObject.ApplyModifiedProperties();
}
internal void RemovePrefabFromLoadout(LoadoutInfo loadoutInfo)
{
if (m_CurrentLoadouts.Contains(loadoutInfo))
{
m_CurrentLoadouts.Remove(loadoutInfo);
}
SaveUserCurrentLoadouts();
}
internal void AddPrefabInLoadout(LoadoutInfo loadoutInfo)
{
if (!m_CurrentLoadouts.Contains(loadoutInfo))
{
m_CurrentLoadouts.Add(loadoutInfo);
}
SaveUserCurrentLoadouts();
}
/// <summary>
/// Show the Menu to copu/paste prefab placement settings
/// </summary>
/// <param name="info">The PrefabAndSettings which was right clicked</param>
/// <param name="selected">The list of selected PlacementSettings in the current PrefabPalette</param>
internal void OpenCopyPasteMenu(LoadoutInfo info, HashSet <int> selected)
{
GenericMenu menu = new GenericMenu();
if (selected.Count > 1)
{
menu.AddDisabledItem(Styles.copyPrefabSettingsLabel);
}
else
{
menu.AddItem(Styles.copyPrefabSettingsLabel, false, () => { CopyPasteSettings(info, true, selected); });
}
menu.AddItem(Styles.pastePrefabSettingsLabel, false, () => { CopyPasteSettings(info, false, selected); });
menu.ShowAsContext();
}
/// <summary>
/// Returns a random PrefabAndSettings from the loadout list
/// </summary>
/// <returns></returns>
internal PrefabAndSettings GetRandomLoadout()
{
if (m_CurrentLoadouts.Count < 1)
{
return(null);
}
// Weighted random implementation
List <float> weights = new List <float>()
{
0.0f
};
float totalWeights = 0.0f;
foreach (LoadoutInfo info in m_CurrentLoadouts)
{
float strength = info.palette.Get(info.prefab).settings.strength;
weights.Add(totalWeights + strength);
totalWeights += strength;
}
float random = UnityEngine.Random.Range(0.0f + Mathf.Epsilon, totalWeights);
int resultIndex = -1;
for (int i = 0; i < weights.Count - 1; i++)
{
if (weights[i] < random && random < weights[i + 1])
{
resultIndex = i;
break;
}
}
if (resultIndex == -1)
{
return(null);
}
LoadoutInfo loadout = m_CurrentLoadouts[resultIndex];
return(loadout.palette.Get(loadout.prefab));
}
/// <summary>
/// Draws previews for a prefab in the palette.
/// </summary>
/// <param name="prefab">Prefab being previewed</param>
/// <param name="index">index of the prefab in `prefabs`</param>
/// <param name="thumbSize">Size of the preview texture</param>
private void DrawPrefabPreview(SerializedProperty prefab, int index, int thumbSize, float x, float y)
{
Rect r = new Rect(x, y, thumbSize, thumbSize);
Rect rightClickZone = new Rect(r);
// Texture Preview
UnityEngine.Object o = prefab.FindPropertyRelative("gameObject").objectReferenceValue;
Texture2D preview = PreviewsDatabase.GetAssetPreview(o);
if (selected.Contains(index))
{
Rect r2 = new Rect(r);
r2.x -= 1;
r2.y -= 1;
r2.width += 2;
r2.height += 2;
EditorGUI.DrawRect(r2, Color.blue);
}
EditorGUI.DrawPreviewTexture(r, preview);
// Those numbers were obtained by empirical experimentation
r.x += thumbSize - 17;
r.y += thumbSize - 17;
r.width = 17;
r.height = 17;
LoadoutInfo li = new LoadoutInfo(target as PrefabPalette, index);
bool isLoaded = loadoutEditor.ContainsPrefab(li);
Event e = Event.current;
bool rightClick = (e.type == EventType.MouseDown || e.type == EventType.ContextClick) && rightClickZone.Contains(e.mousePosition) && e.button == 1;
bool b1 = GUI.Toggle(r, isLoaded, "");
// Reducing the width by 1 to ensure the button is not larger than the thumbnail.
// Otherwise button is slightly too large and horizontal scrollbar may appear.
bool b2 = GUILayout.Button("", GUIStyle.none, GUILayout.Width(thumbSize - 1), GUILayout.Height(thumbSize));
// Set the focus to nothing in case the user want to press delete or backspace key
// I dont know why but If we don't do that the Textfield with the name of prefab settings never looses focus
if (b2 || rightClick)
{
GUI.FocusControl(null);
e.Use();
}
if (rightClick)
{
rightClickTime = redrawCounter;
shouldopencontextmenu = true;
idx = index;
if (!selected.Contains(index))
{
selected.Clear();
selected.Add(index);
}
return;
}
else if (shouldopencontextmenu && redrawCounter > rightClickTime)
{
loadoutEditor.OpenCopyPasteMenu(new LoadoutInfo(target as PrefabPalette, idx), selected);
shouldopencontextmenu = false;
idx = -1;
// reset the redraw counter to avoid overflow
redrawCounter = 0;
}
if (b1 && !isLoaded)
{
loadoutEditor.AddPrefabInLoadout(li);
//loadoutEditor.loadouts.Add(li);
}
else if (!b1 && isLoaded)
{
loadoutEditor.RemovePrefabFromLoadout(li);
//loadoutEditor.loadouts.Remove(li);
}
else if (b2)
{
if (Event.current.shift || Event.current.control)
{
if (!selected.Add(index))
{
selected.Remove(index);
}
}
else
{
if (selected.Count == 1 && selected.Contains(index))
{
selected.Remove(index);
}
else
{
selected.Clear();
selected.Add(index);
}
}
if (onSelectionChanged != null)
{
onSelectionChanged(selected);
}
GUI.changed = true;
}
}
internal bool ContainsPrefab(LoadoutInfo loadoutInfo)
{
return(m_CurrentLoadouts.Contains(loadoutInfo));
}
/// <summary>
/// Show the list of current loadouts
/// </summary>
/// <param name="thumbSize">Size of the preview texture</param>
internal void DrawLoadoutList(int thumbSize)
{
SyncLoadoutWithPalettes();
int count = m_CurrentLoadouts.Count;
PolyGUILayout.Label(Styles.brushLoadoutLabel);
Rect backGroundRect = EditorGUILayout.BeginVertical(PrefabPaletteEditor.paletteStyle);
backGroundRect.width = EditorGUIUtility.currentViewWidth;
if (count == 0)
{
var r = EditorGUILayout.BeginVertical(GUILayout.Height(thumbSize + 4));
EditorGUI.DrawRect(r, EditorGUIUtility.isProSkin ? PolyGUI.k_BoxBackgroundDark : PolyGUI.k_BoxBackgroundLight);
GUILayout.FlexibleSpace();
GUILayout.Label("Select items from the Palette below", EditorStyles.centeredGreyMiniLabel);
GUILayout.FlexibleSpace();
EditorGUILayout.EndVertical();
EditorGUILayout.EndVertical();
return;
}
const int pad = 4;
int size = thumbSize + pad;
backGroundRect.x += 8;
backGroundRect.y += 4;
// The backgroundRect is currently as wide as the current view.
// Adjust it to take the size of the vertical scrollbar and padding into account.
backGroundRect.width -= (20 + (int)GUI.skin.verticalScrollbar.fixedWidth);
// size variable will not take into account the padding to the right of all the thumbnails,
// therefore it needs to be substracted from the width.
int container_width = ((int)Mathf.Floor(backGroundRect.width) - (pad + 1));
int columns = (int)Mathf.Floor(container_width / size);
if (columns == 0)
{
columns = 1;
}
int rows = count / columns + (count % columns == 0 ? 0 : 1);
if (rows < 1)
{
rows = 1;
}
backGroundRect.height = 8 + rows * thumbSize + (rows - 1) * pad;
EditorGUI.DrawRect(backGroundRect, EditorGUIUtility.isProSkin ? PolyGUI.k_BoxBackgroundDark : PolyGUI.k_BoxBackgroundLight);
int currentIndex = 0;
for (int i = 0; i < rows; i++)
{
var horizontalRect = EditorGUILayout.BeginHorizontal();
for (int j = 0; j < columns; j++)
{
LoadoutInfo loadoutInfo = m_CurrentLoadouts[currentIndex];
PrefabPaletteEditor prefabEditor = prefabPaletteEditors[loadoutInfo.palette];
SerializedProperty prefabs = prefabEditor.prefabs;
SerializedProperty prefab = prefabs.GetArrayElementAtIndex(loadoutInfo.palette.FindIndex(loadoutInfo.prefab));
var previewRectXPos = pad + j * size + horizontalRect.x;
DrawSingleLoadout(prefab, thumbSize, loadoutInfo, previewRectXPos, horizontalRect.y);
if (j != columns - 1)
{
GUILayout.Space(pad);
}
currentIndex++;
if (currentIndex >= count)
{
break;
}
}
EditorGUILayout.EndHorizontal();
GUILayout.Space(4);
}
EditorGUILayout.EndVertical();
if (toUnload != null)
{
RemovePrefabFromLoadout(toUnload);
toUnload = null;
SaveUserCurrentLoadouts();
}
}
/// <summary>
/// Show the list of current loadouts
/// </summary>
/// <param name="thumbSize">Size of the preview texture</param>
internal void DrawLoadoutList(int thumbSize)
{
SyncLoadoutWithPalettes();
int count = m_CurrentLoadouts.Count;
EditorGUILayout.LabelField(Styles.brushLoadoutLabel);
Rect backGroundRect = EditorGUILayout.BeginVertical(PrefabPaletteEditor.paletteStyle);
if (count == 0)
{
var r = EditorGUILayout.BeginVertical(GUILayout.Height(thumbSize));
EditorGUI.DrawRect(r, EditorGUIUtility.isProSkin ? PolyGUI.k_BoxBackgroundDark : PolyGUI.k_BoxBackgroundLight);
GUILayout.FlexibleSpace();
if (GUI.skin.name.Contains("polybrush"))
{
EditorGUILayout.LabelField("No loadout selected yet", "dragprefablabel");
}
else
{
EditorGUILayout.LabelField("No loadout selected yet", EditorStyles.centeredGreyMiniLabel);
}
GUILayout.FlexibleSpace();
EditorGUILayout.EndVertical();
EditorGUILayout.EndVertical();
return;
}
const int margin_x = 8;
const int pad = 4;
int size = thumbSize + pad;
float width = EditorGUIUtility.currentViewWidth;
int container_width = (int)Mathf.Floor(EditorGUIUtility.currentViewWidth) - (margin_x * 2);
int columns = (int)Mathf.Floor(container_width / size);
if (columns == 0)
{
columns = 1;
}
int rows = count / columns + (count % columns == 0 ? 0 : 1);
if (rows < 1)
{
rows = 1;
}
backGroundRect.x += 4;
backGroundRect.y += 4;
backGroundRect.width -= 8;
backGroundRect.height = 8 + rows * thumbSize + (rows - 1) * pad;
EditorGUI.DrawRect(backGroundRect, EditorGUIUtility.isProSkin ? PolyGUI.k_BoxBackgroundDark : PolyGUI.k_BoxBackgroundLight);
int currentIndex = 0;
for (int i = 0; i < rows; i++)
{
EditorGUILayout.BeginHorizontal();
for (int j = 0; j < columns; j++)
{
LoadoutInfo loadoutInfo = m_CurrentLoadouts[currentIndex];
PrefabPaletteEditor prefabEditor = prefabPaletteEditors[loadoutInfo.palette];
SerializedProperty prefabs = prefabEditor.prefabs;
SerializedProperty prefab = prefabs.GetArrayElementAtIndex(loadoutInfo.palette.FindIndex(loadoutInfo.prefab));
DrawSingleLoadout(prefab, thumbSize, loadoutInfo);
if (j != columns - 1)
{
GUILayout.Space(pad);
}
currentIndex++;
if (currentIndex >= count)
{
break;
}
}
EditorGUILayout.EndHorizontal();
GUILayout.Space(4);
}
EditorGUILayout.EndVertical();
if (toUnload != null)
{
RemovePrefabFromLoadout(toUnload);
toUnload = null;
SaveUserCurrentLoadouts();
}
}