public static bool HasDefaultDisplayAttributes(I2DDisplayModifiers displayAttributes)
{
return((DefaultModulationColor == displayAttributes.ModulationColor) &&
(DefaultModulationColorWithOpacity == displayAttributes.ModulationColorWithOpacity) &&
(DefaultLayerDepth == displayAttributes.LayerDepth) &&
(DefaultOpacity == displayAttributes.Opacity) &&
(DefaultOpacityModifier == displayAttributes.OpacityModifier) &&
(DefaultSpriteEffects == displayAttributes.SpriteEffects));
}
public static void SetDefaults(I2DDisplayModifiers displayAttributes)
{
if (null != displayAttributes)
{
displayAttributes.ModulationColor = DefaultModulationColor;
//displayAttributes.ModulationColorWithOpacity = DefaultModulationColorWithOpacity;
displayAttributes.LayerDepth = DefaultLayerDepth;
displayAttributes.Opacity = DefaultOpacity;
displayAttributes.OpacityModifier = DefaultOpacityModifier;
displayAttributes.SpriteEffects = DefaultSpriteEffects;
}
}
public static void DrawLine(this SpriteBatch spriteBatch, Color color, Vector2 start, Vector2 stop, int thickness, I2DDisplayModifiers attributes, Matrix transformFromWorldToCamera)
{
//float scale = Camera.GetScale( 1, Camera.Zoom, attributes.ParallaxDepth );
//Vector2 position = Camera.TranslateAbsoluteVectorToCamera( start, attributes.ParallaxDepth );
float originalLength = Vector2.Distance(start, stop);
start = Vector2.Transform(start, transformFromWorldToCamera);
stop = Vector2.Transform(stop, transformFromWorldToCamera);
float newLength = Vector2.Distance(start, stop);
float scale = newLength / originalLength; //originalLength might be 0
thickness = (int)Math.Max(1, thickness * scale);
Vector2 position = start;
_destinationRect.X = (int)position.X;
_destinationRect.Y = (int)(position.Y + (float)thickness / 2.0f);
_destinationRect.Width = (int)(Math.Ceiling(Vector2.Distance(start, stop)));
if (_destinationRect.Width == 0)
{
_destinationRect.Width = 1;
}
_destinationRect.Height = thickness;
SinglePixel pixel = SinglePixel.WhitePixel;
float angle = XenMath.GetAngleFloat(stop - start);
spriteBatch.Draw(
pixel.Asset,
_destinationRect,
pixel.SourceRectangle,
#if SILVERLIGHT
new Color(color, attributes.OpacityFinal),
#else
color *attributes.OpacityFinal,
#endif
angle,
Vector2.UnitY / 2.0f,
attributes.SpriteEffects,
attributes.LayerDepth);
}
public static void DrawLine(this SpriteBatch spriteBatch, Color color, Vector2 start, Vector2 stop, I2DDisplayModifiers attributes, Matrix transformFromWorldToCamera)
{
DrawLine(spriteBatch, color, start, stop, 1, attributes, transformFromWorldToCamera);
}
public static void DrawLine(this SpriteBatch spriteBatch, Color color, Vector2 start, Vector2 stop, int thickness, I2DDisplayModifiers attributes)
{
DrawLine(spriteBatch, color, start, stop, thickness, attributes, Matrix.Identity);
}
public static void DrawLine(this SpriteBatch spriteBatch, Color color, IBasicLine2D line, I2DDisplayModifiers attributes, Matrix transformFromWorldToCamera)
{
DrawLine(spriteBatch, color, line.Start, line.Stop, line.Thickness, attributes, transformFromWorldToCamera);
}
public static void DrawLine(this SpriteBatch spriteBatch, Color color, IBasicLine2D line, I2DDisplayModifiers attributes)
{
DrawLine(spriteBatch, color, line, attributes, Matrix.Identity);
}
public static void DrawPixel(this SpriteBatch spriteBatch, Color color, Vector2 position, int thickness, I2DDisplayModifiers attributes, Matrix transformFromWorldToCamera)
{
//float scale = Camera.GetScale( 1, Camera.Zoom, attributes.ParallaxDepth );
//Vector2 position = Camera.TranslateAbsoluteVectorToCamera( start, attributes.ParallaxDepth );
position = Vector2.Transform(position, transformFromWorldToCamera);
thickness = (int)Math.Max(1, thickness);
_destinationRect.X = (int)(position.X - (float)thickness / 2.0f);
_destinationRect.Y = (int)(position.Y + (float)thickness / 2.0f);
_destinationRect.Width = thickness;
if (_destinationRect.Width == 0)
{
_destinationRect.Width = 1;
}
_destinationRect.Height = thickness;
SinglePixel pixel = SinglePixel.WhitePixel;
spriteBatch.Draw(
pixel.Asset,
_destinationRect,
pixel.SourceRectangle,
#if SILVERLIGHT
new Color(color, attributes.Opacity),
#else
color *attributes.OpacityFinal,
#endif
0.0f,
Vector2.UnitY / 2.0f,
attributes.SpriteEffects,
attributes.LayerDepth);
}
public static void DrawPixel(this SpriteBatch spriteBatch, Color color, Vector2 position, int thickness, I2DDisplayModifiers attributes)
{
DrawPixel(spriteBatch, color, position, thickness, attributes, Matrix.Identity);
}
public static void DrawPixel(this SpriteBatch spriteBatch, Color color, Vector2 position, I2DDisplayModifiers attributes, Matrix transformFromWorldToCamera)
{
DrawPixel(spriteBatch, color, position, 1, attributes, transformFromWorldToCamera);
}
