public override void Update()
{
if (Enabled)
{
base.Update();
Size = TextureReplacement.GetSizeFromXml(compassBoxTexture, compassBoxFilename, Scale.x, Scale.y);
}
}
void DrawCompass()
{
const int boxOutlineSize = 2; // Pixel width of box outline
const int boxInterior = 64; // Pixel width of box interior
const int nonWrappedPart = 258; // Pixel width of non-wrapped part of compass strip
if (!compassBoxTexture || !compassTexture)
{
return;
}
// Calculate displacement
float percent;
if (compassCamera != null)
{
percent = compassCamera.transform.eulerAngles.y / 360f;
}
else
{
percent = eulerAngle;
}
// Calculate scroll offset
int scroll = (int)((float)nonWrappedPart * percent);
// Compass box rect
Rect compassBoxRect = new Rect();
compassBoxRect.x = Position.x;
compassBoxRect.y = Position.y;
Vector2 boxRectSize = TextureReplacement.GetSizeFromXml(compassBoxTexture, compassBoxFilename, Scale.x, Scale.y);
compassBoxRect.width = boxRectSize.x;
compassBoxRect.height = boxRectSize.y;
// Get compassTexture size
Vector2 compassTextureSize = TextureReplacement.GetSizeFromXml(compassTexture, compassFilename);
float compassTextureWidth = compassTextureSize.x;
float compassTextureHeight = compassTextureSize.y;
// Compass strip source
Rect compassSrcRect = new Rect();
compassSrcRect.xMin = scroll / compassTextureWidth;
compassSrcRect.yMin = 0;
compassSrcRect.xMax = compassSrcRect.xMin + (float)boxInterior / compassTextureWidth;
compassSrcRect.yMax = 1;
// Compass strip destination
Rect compassDstRect = new Rect();
compassDstRect.x = compassBoxRect.x + boxOutlineSize * Scale.x;
compassDstRect.y = compassBoxRect.y + boxOutlineSize * Scale.y;
compassDstRect.width = compassBoxRect.width - (boxOutlineSize * 2) * Scale.x;
compassDstRect.height = compassTextureHeight * Scale.y;
GUI.DrawTextureWithTexCoords(compassDstRect, compassTexture, compassSrcRect, false);
GUI.DrawTexture(compassBoxRect, compassBoxTexture, ScaleMode.StretchToFill, true);
}