public static void ColorPicker(string name, Rect boundingRect, ref float angle, ref float radius, ref float dimm, ref Color color)
{
// Draw bounding Rectangle
Rect newBounds = new Rect(boundingRect);
newBounds.height += 70f;
newBounds = newBounds.AddFrame(4);
GUIAreas.Add(name, newBounds);
CustomGUIUtils.DrawFrameBox(newBounds, Color.white, 1f, Color.black);
CustomGUIUtils.DrawFrameBox(boundingRect, Color.white, 1f, Color.black);
// Calculate box-values
float boxWidth = Mathf.Min(boundingRect.width, boundingRect.height);
float boxWidthHalf = boxWidth / 2f;
// Draw Color-Wheel
GUI.DrawTexture(boundingRect, DefaultIconSet.ColorWheel);
// Get old State
if (!colorPickers.TryGetValue(name, out currentColorPicker))
{
currentColorPicker = new ColorPickerProperties();
//currentColorPicker.pickerXY = new Vector2(boxWidthHalf, boxWidthHalf);
colorPickers.Add(name, currentColorPicker);
}
if (!currentColorPicker.isDragging)
{
// Calculate Vector for the PickerPosition
Quaternion rotation = Quaternion.AngleAxis(angle, Vector3.forward);
Vector3 vect = rotation * Vector3.left;
Debug.Log(vect);
currentColorPicker.pickerXY = vect.normalized * ((boxWidthHalf / 100) * radius) + boundingRect.Position().Vector3FromVector2XY();
Debug.Log("Calculated Color Picker: " + currentColorPicker.pickerXY);
currentColorPicker.dimm = dimm;
currentColorPicker.angle = angle;
currentColorPicker.radius = radius;
}
Vector3 mousePosition = Input.mousePosition.SwapScreenToWorldPoint();
Vector2 mouseXY = new Vector2(mousePosition.x, mousePosition.y);
// Draw Picker
Rect pickerRect = new Rect(
currentColorPicker.pickerXY.x + boundingRect.xMin - 10f,
currentColorPicker.pickerXY.y + boundingRect.yMin - 10f,
20f,
20f);
GUI.DrawTexture(pickerRect, DefaultIconSet.Location);
// Handle Mouse-Input
if (pickerRect.Contains(Input.mousePosition.SwapScreenToWorldPoint()) && Input.GetMouseButtonDown(0))
{
currentColorPicker.isDragging = true;
}
else if (currentColorPicker.isDragging && Input.GetMouseButton(0))
{
// Set Color-Picker Position
currentColorPicker.pickerXY = mouseXY - boundingRect.Position();
Vector2 direction = mouseXY - boundingRect.center;
if (mouseXY.y > boundingRect.center.y)
{
angle = 360 - Vector2.Angle(-Vector2.right, direction);
}
else
{
angle = Vector2.Angle(-Vector2.right, direction);
}
float magnitude = direction.magnitude / (boxWidthHalf / 100);
radius = Mathf.Clamp(magnitude, 0f, 100f);
currentColorPicker.pickerXY = boundingRect.Position() + direction.normalized * Mathf.Clamp(magnitude, 0, boxWidthHalf);
currentColorPicker.angle = angle;
currentColorPicker.radius = radius;
}
else if (currentColorPicker.isDragging && Input.GetMouseButtonUp(0))
{
currentColorPicker.isDragging = false;
}
// Calculate Pixel Coordinates of the picker in the ColorWheel
Vector2 pixelCoords = new Vector2();
pixelCoords.x = ((float)DefaultIconSet.ColorWheel.width / boxWidth) * currentColorPicker.pickerXY.x;
pixelCoords.y = DefaultIconSet.ColorWheel.height - ((float)DefaultIconSet.ColorWheel.height / boxWidth) * currentColorPicker.pickerXY.y;
//Debug.Log("pixelcoords: " + pixelCoords);
color = DefaultIconSet.ColorWheel.GetPixel((int)pixelCoords.x, (int)pixelCoords.y);
// Draw Dimmer-Gradient-Color-View
CustomGUIUtils.DrawFrameBox(new Rect(boundingRect.xMin, boundingRect.yMax + 5, boxWidth, 25), color, 1f, Color.black);
GUI.DrawTexture(new Rect(boundingRect.xMin, boundingRect.yMax + 5, boxWidth, 25), BlackTransparentGradient);
angle = currentColorPicker.angle;
radius = currentColorPicker.radius;
dimm = GUI.HorizontalSlider(new Rect(boundingRect.xMin, boundingRect.yMax + 40f, boxWidth, 20), Mathf.Clamp(currentColorPicker.dimm, 0, 100), 0f, 100f);;
currentColorPicker.dimm = dimm;
// Draw Dimmer-Label
GUIStyle style = CustomGUIUtils.GetColorTextStyle(Color.black, 14);
style.alignment = TextAnchor.MiddleCenter;
GUI.Label(new Rect(boundingRect.xMin, boundingRect.yMax + 50f, boxWidth, 20), ((int)dimm).ToString(), style);
//Debug.Log(currentColorPicker.pickerXY.ToString() + " angle: " + angle + " r=" + radius + " dimm=" + dimm);
colorPickers[name] = currentColorPicker;
}
