protected void InitImage(WidgetBackgroundStyle style, string texture, float rotation, Vector2 pivot, Margin padding)
{
m_imageInited = true;
if (m_imageObject != null && m_lastTexture != texture) // TODO: check if image was not changed meaning no need to remove it
{
m_imageObject.Remove();
m_imageObject = null;
}
m_lastTexture = texture;
if (string.IsNullOrEmpty(texture))
{
if (style != WidgetBackgroundStyle.None)
{
WindowController.Instance.LogMessage("Initing WidgetImage {0} without texture", this);
}
return;
}
if (m_imageObject == null)
{
ISprite textureSprite = WindowController.Instance.CreateSprite(texture, Vector2.Zero);
if (textureSprite == null)
{
WindowController.Instance.LogError("WidgetImage texture not found for sprite {0}", textureSprite);
return;
}
m_imageObject = new ImageObject(this, textureSprite);
}
Vector2 size = new Vector2(Size.X - padding.Left - padding.Right, Size.Y - padding.Top - padding.Bottom);
Vector2 start = new Vector2(padding.Left, padding.Top);
Vector2 center = start + size / 2;
switch (style)
{
case WidgetBackgroundStyle.ImageFit:
case WidgetBackgroundStyle.ImageTopLeft:
{
if (style == WidgetBackgroundStyle.ImageTopLeft)
{
m_imageObject.Position = Vector2.Zero;
}
else
{
m_imageObject.Position = center;
}
// Center and aspect fit. Good only for fixed size windows
m_imageObject.Sprite.PivotShift = pivot;
m_imageObject.Scale = size.X / m_imageObject.Sprite.Size.X;
m_imageObject.Rotation = rotation;
if (m_imageObject.Scale * m_imageObject.Sprite.Size.Y > size.Y)
{
m_imageObject.Scale = size.Y / m_imageObject.Sprite.Size.Y;
}
break;
}
case WidgetBackgroundStyle.ImageStretch:
{
m_imageObject.Position = center;
// Center and stretch
m_imageObject.Sprite.PivotShift = pivot;
m_imageObject.Transform.FlatScale = size / m_imageObject.Sprite.Size;
m_imageObject.Rotation = rotation;
break;
}
case WidgetBackgroundStyle.Image:
{
m_imageObject.Position = start;
// Center and no stretch
m_imageObject.Sprite.PivotShift = pivot;
m_imageObject.Rotation = rotation;
break;
}
default:
WindowController.Instance.LogError("Invalid background style {0} specified for WidgetImage", style);
m_imageObject.Remove();
m_imageObject = null;
return;
}
if (Size.X <= 0 && Size.Y <= 0)
{
Size = size;
}
UpdateColor();
}
