//Called by the BiomeColorGradientEditorWindow to keep a stack of undoStates
public static BiomeColorGradient Clone(BiomeColorGradient gradient)
{
BiomeColorGradient clone = new BiomeColorGradient();
clone.mimic(gradient);
return(clone);
}
public override void OnGUI(Rect position, SerializedProperty property, GUIContent label)
{
Event guiEvent = Event.current; //Tracks inspector events like clicks and re-draws
BiomeColorGradient biomeGradient = (BiomeColorGradient)fieldInfo.GetValue(property.serializedObject.targetObject);
float labelWidth = GUI.skin.label.CalcSize(label).x + 5; //THe 5 is just a buffer for looks
Rect gradientTextureRect = new Rect(position.x + labelWidth, position.y, position.width - labelWidth, position.height);
if (guiEvent.type == EventType.Repaint)
{
GUI.Label(position, label); //Rendering the name of the field
//We want to draw the biomeGradient gradient in the inspector, but GUI.draw texture is buggy.
//So, we'll draw the gradent as a label instead
GUIStyle gradientStyle = new GUIStyle();
gradientStyle.normal.background = biomeGradient.GetTexture((int)position.width);
GUI.Label(gradientTextureRect, GUIContent.none, gradientStyle);
}
else if (guiEvent.type == EventType.MouseDown && guiEvent.button == 0) //0 is the left mouse button
{
if (gradientTextureRect.Contains(guiEvent.mousePosition))
{
BiomeColorGradientEditorWindow window = EditorWindow.GetWindow <BiomeColorGradientEditorWindow>();
window.setGradient(biomeGradient);
window.setBiome((Biome)property.serializedObject.targetObject);
}
}
}
//Copies all the properties of one gradient onto another
public void mimic(BiomeColorGradient gradient)
{
forceClear();
blendMode = gradient.blendMode;
randomizeNewLayerColors = gradient.randomizeNewLayerColors;
for (int i = 0; i < gradient.numberOfLayers; i++)
{
addLayer(gradient.getlayer(i).Color, gradient.getlayer(i).upperBound);
}
}
public UndoState(BiomeColorGradient gradient, int selectedIndex)
{
this.gradient = BiomeColorGradient.Clone(gradient);
this.selectedIndex = selectedIndex;
}
public void setGradient(BiomeColorGradient grad)
{
biomeGradient = grad;
undoStack.Clear();
}
