void TexturePreview(Rect previewRect, Texture tex, bool settings, bool settingsStorage, bool debug)
{
var e = Event.current;
if (!settingsStorage)
{
EditorGUI.DrawPreviewTexture(previewRect, tex);
if (debug)
{
DisplayTextureDebug(previewRect, tex as Texture2D);
}
return;
}
//create or load texture settings
var fieldSettings = GetGUISettingData(() => {
var state = new PWGUISettings();
state.filterMode = FilterMode.Bilinear;
state.scaleMode = ScaleMode.ScaleToFit;
state.scaleAspect = 1;
state.material = null;
state.debug = false;
return(state);
});
if (e.type == EventType.Repaint)
{
fieldSettings.savedRect = previewRect;
}
EditorGUI.DrawPreviewTexture(previewRect, tex, fieldSettings.material, fieldSettings.scaleMode, fieldSettings.scaleAspect);
if (!settings)
{
return;
}
//render debug:
if (fieldSettings.debug)
{
DisplayTextureDebug(fieldSettings.savedRect, tex as Texture2D);
}
//render the texture settings window
if (fieldSettings.active)
{
PWPopup.AddToRender(fieldSettings, "Texture preview settings", () =>
{
if (e.type == EventType.KeyDown)
{
if (e.keyCode == KeyCode.Return || e.keyCode == KeyCode.KeypadEnter || e.keyCode == KeyCode.Escape)
{
fieldSettings.InActive();
e.Use();
}
}
EditorGUIUtility.labelWidth = 80;
EditorGUI.BeginChangeCheck();
fieldSettings.filterMode = (FilterMode)EditorGUILayout.EnumPopup("filter mode", fieldSettings.filterMode);
if (EditorGUI.EndChangeCheck() || tex.filterMode != fieldSettings.filterMode)
{
tex.filterMode = fieldSettings.filterMode;
}
fieldSettings.scaleMode = (ScaleMode)EditorGUILayout.EnumPopup("scale mode", fieldSettings.scaleMode);
fieldSettings.scaleAspect = EditorGUILayout.FloatField("scale aspect", fieldSettings.scaleAspect);
fieldSettings.material = (Material)EditorGUILayout.ObjectField("material", fieldSettings.material, typeof(Material), false);
fieldSettings.debug = EditorGUILayout.Toggle("debug", fieldSettings.debug);
EditorGUIUtility.labelWidth = 0;
}, 200);
}
int icSettingsSize = 16;
Rect icSettingsRect = new Rect(previewRect.x + previewRect.width - icSettingsSize, previewRect.y, icSettingsSize, icSettingsSize);
GUI.DrawTexture(icSettingsRect, ic_settings);
if (e.type == EventType.MouseDown && e.button == 0)
{
if (icSettingsRect.Contains(e.mousePosition))
{
fieldSettings.Invert(0);
e.Use();
}
else if (fieldSettings.active)
{
fieldSettings.InActive();
e.Use();
}
}
}
public void Sampler2DPreview(GUIContent prefix, Sampler2D samp, bool update, bool settings = true, FilterMode fm = FilterMode.Bilinear)
{
int previewSize = (int)currentWindowRect.width - 20 - 20; //padding + texture margin
var e = Event.current;
if (samp == null)
{
return;
}
if (prefix != null && !String.IsNullOrEmpty(prefix.text))
{
EditorGUILayout.LabelField(prefix);
}
var fieldSettings = GetGUISettingData(() => {
var state = new PWGUISettings();
state.filterMode = fm;
state.debug = false;
state.gradient = new SerializableGradient(
PWUtils.CreateGradient(
new KeyValuePair <float, Color>(0, Color.black),
new KeyValuePair <float, Color>(1, Color.white)
)
);
return(state);
});
//recreated texture if it has been destoryed:
if (fieldSettings.texture == null)
{
fieldSettings.texture = new Texture2D(previewSize, previewSize, TextureFormat.RGBA32, false);
fieldSettings.texture.filterMode = fieldSettings.filterMode;
}
//same for the gradient:
if (fieldSettings.gradient == null || fieldSettings.gradient.alphaKeys == null)
{
fieldSettings.gradient = fieldSettings.serializableGradient;
}
Texture2D tex = fieldSettings.texture;
Gradient gradient = fieldSettings.gradient;
if (samp.size != tex.width)
{
tex.Resize(samp.size, samp.size, TextureFormat.RGBA32, false);
}
Rect previewRect = EditorGUILayout.GetControlRect(GUILayout.ExpandWidth(true), GUILayout.Height(0));
if (previewRect.width > 2)
{
fieldSettings.savedRect = previewRect;
}
TexturePreview(tex, false, false, false);
//draw the settings window
if (settings && fieldSettings.active)
{
PWPopup.AddToRender(fieldSettings, "Sampler 2D settings", () => {
EditorGUILayout.BeginVertical();
{
EditorGUI.BeginChangeCheck();
fieldSettings.filterMode = (FilterMode)EditorGUILayout.EnumPopup(fieldSettings.filterMode);
if (EditorGUI.EndChangeCheck())
{
tex.filterMode = fieldSettings.filterMode;
}
gradient = (Gradient)gradientField.Invoke(null, new object[] { "", gradient, null });
if (!gradient.Compare(fieldSettings.serializableGradient))
{
fieldSettings.update = true;
}
fieldSettings.serializableGradient = (SerializableGradient)gradient;
}
EditorGUILayout.EndVertical();
if (e.type == EventType.KeyDown && fieldSettings.active)
{
if (e.keyCode == KeyCode.Return || e.keyCode == KeyCode.KeypadEnter || e.keyCode == KeyCode.Escape)
{
fieldSettings.InActive();
e.Use();
}
}
EditorGUIUtility.labelWidth = 100;
fieldSettings.debug = EditorGUILayout.Toggle("debug", fieldSettings.debug);
if (GUILayout.Button("force update"))
{
fieldSettings.update = true;
}
});
}
if (settings)
{
//draw the setting icon and manage his events
int icSettingsSize = 16;
int icSettingsPadding = 4;
Rect icSettingsRect = new Rect(previewRect.x + previewRect.width - icSettingsSize - icSettingsPadding, previewRect.y + icSettingsPadding, icSettingsSize, icSettingsSize);
GUI.DrawTexture(icSettingsRect, ic_settings);
if (e.type == EventType.MouseDown && e.button == 0)
{
if (icSettingsRect.Contains(e.mousePosition))
{
fieldSettings.Invert(null);
e.Use();
}
else if (fieldSettings.active)
{
fieldSettings.InActive();
e.Use();
}
}
}
if (!settings && fieldSettings.texture.filterMode != fm)
{
fieldSettings.texture.filterMode = fm;
}
//update the texture with the gradient
if (update || fieldSettings.update)
{
samp.Foreach((x, y, val) => {
tex.SetPixel(x, y, gradient.Evaluate(Mathf.Clamp01(val)));
}, true);
tex.Apply();
fieldSettings.update = false;
}
if (fieldSettings.debug)
{
Vector2 pixelPos = e.mousePosition - fieldSettings.savedRect.position;
pixelPos *= samp.size / fieldSettings.savedRect.width;
EditorGUILayout.LabelField("Sampler2D min: " + samp.min + ", max: " + samp.max);
if (pixelPos.x >= 0 && pixelPos.y >= 0 && pixelPos.x < samp.size && pixelPos.y < samp.size)
{
if (e.isMouse)
{
e.Use();
}
EditorGUILayout.LabelField("(" + (int)pixelPos.x + ", " + (int)pixelPos.y + "): " + samp[(int)pixelPos.x, (int)pixelPos.y]);
}
else
{
EditorGUILayout.LabelField("(NA, NA): NA");
}
}
}
public void ColorPicker(GUIContent prefix, Rect rect, ref Color color, bool displayColorPreview = true, bool previewOnIcon = false)
{
var e = Event.current;
Rect iconRect = rect;
int icColorSize = 18;
Color localColor = color;
var fieldSettings = GetGUISettingData(() => {
PWGUISettings colorSettings = new PWGUISettings();
colorSettings.c = (SerializableColor)localColor;
return(colorSettings);
});
if (fieldSettings.active)
{
int colorPickerWidth = 170;
int colorPickerHeight = 270;
GUI.changed = true;
PWPopup.AddToRender(fieldSettings, "Color picker", () =>
{
if (e.type == EventType.KeyDown)
{
if (e.keyCode == KeyCode.Return || e.keyCode == KeyCode.KeypadEnter)
{
fieldSettings.InActive();
e.Use();
}
if (e.keyCode == KeyCode.Escape)
{
fieldSettings.c = (SerializableColor)(Color)fieldSettings.InActive();
e.Use();
}
}
//draw the color picker window
colorPickerStyle = GUI.skin.FindStyle("ColorPicker");
{
Rect localColorPickerRect = new Rect(Vector2.zero, new Vector2(colorPickerWidth, colorPickerHeight));
GUILayout.Label(colorPickerTexture, GUILayout.Width(150), GUILayout.Height(150));
Vector2 colorPickerMousePosition = e.mousePosition - new Vector2(colorPickerStyle.padding.left + 1, colorPickerStyle.padding.top + 5);
if (colorPickerMousePosition.x >= 0 && colorPickerMousePosition.y >= 0 && colorPickerMousePosition.x <= 150 && colorPickerMousePosition.y <= 150)
{
if (e.type == EventType.MouseDown || e.type == EventType.MouseDrag)
{
Vector2 textureCoord = colorPickerMousePosition * (colorPickerTexture.width / 150f);
textureCoord.y = colorPickerTexture.height - textureCoord.y;
fieldSettings.c = (SerializableColor)colorPickerTexture.GetPixel((int)textureCoord.x, (int)textureCoord.y);
fieldSettings.thumbPosition = colorPickerMousePosition + new Vector2(6, 9);
}
}
Rect colorPickerThumbRect = new Rect(fieldSettings.thumbPosition, new Vector2(8, 8));
GUI.DrawTexture(colorPickerThumbRect, colorPickerThumb);
byte r, g, b, a;
PWColorPalette.ColorToByte(fieldSettings.c, out r, out g, out b, out a);
EditorGUIUtility.labelWidth = 20;
r = (byte)EditorGUILayout.IntSlider("R", r, 0, 255);
g = (byte)EditorGUILayout.IntSlider("G", g, 0, 255);
b = (byte)EditorGUILayout.IntSlider("B", b, 0, 255);
a = (byte)EditorGUILayout.IntSlider("A", a, 0, 255);
fieldSettings.c = (SerializableColor)PWColorPalette.ByteToColor(r, g, b, a);
EditorGUIUtility.labelWidth = 0;
EditorGUILayout.Space();
//hex field
int hex = PWColorPalette.ColorToHex(fieldSettings.c, false); //get color without alpha
EditorGUIUtility.labelWidth = 80;
EditorGUI.BeginChangeCheck();
string hexColor = EditorGUILayout.TextField("Hex color", hex.ToString("X6"));
if (EditorGUI.EndChangeCheck())
{
a = 255;
}
EditorGUIUtility.labelWidth = 0;
Regex reg = new Regex(@"[^A-F0-9 -]");
hexColor = reg.Replace(hexColor, "");
hexColor = hexColor.Substring(0, Mathf.Min(hexColor.Length, 6));
if (hexColor == "")
{
hexColor = "0";
}
hex = int.Parse(a.ToString("X2") + hexColor, System.Globalization.NumberStyles.HexNumber);
fieldSettings.c = (SerializableColor)PWColorPalette.HexToColor(hex, false);
if (e.isMouse && localColorPickerRect.Contains(e.mousePosition))
{
e.Use();
}
}
}, colorPickerWidth);
}
color = fieldSettings.c;
//draw the icon
Rect colorPreviewRect = iconRect;
if (displayColorPreview)
{
int width = (int)rect.width;
int colorPreviewPadding = 5;
Vector2 prefixSize = Vector2.zero;
if (prefix != null && !String.IsNullOrEmpty(prefix.text))
{
prefixSize = GUI.skin.label.CalcSize(prefix);
prefixSize.x += 5; //padding of 5 pixels
colorPreviewRect.position += new Vector2(prefixSize.x, 0);
Rect prefixRect = new Rect(iconRect.position, prefixSize);
GUI.Label(prefixRect, prefix);
}
colorPreviewRect.size = new Vector2(width - icColorSize - prefixSize.x - colorPreviewPadding, 16);
iconRect.position += new Vector2(colorPreviewRect.width + prefixSize.x + colorPreviewPadding, 0);
iconRect.size = new Vector2(icColorSize, icColorSize);
EditorGUIUtility.DrawColorSwatch(colorPreviewRect, color);
}
//actions if clicked on/outside of the icon
if (previewOnIcon)
{
GUI.color = color;
}
GUI.DrawTexture(iconRect, ic_color);
GUI.color = Color.white;
if (e.type == EventType.MouseDown && e.button == 0)
{
if (iconRect.Contains(e.mousePosition) || colorPreviewRect.Contains(e.mousePosition))
{
fieldSettings.Active(color);
e.Use();
}
else if (fieldSettings.active)
{
fieldSettings.InActive();
e.Use();
}
}
}