public D2D_RECT_F(D2D_POINT_2F location, D2D_SIZE_F size)
{
left = location.x;
top = location.y;
right = left + size.width;
bottom = top + size.height;
}
public static void AddLine(this ID2D1SimplifiedGeometrySink sink, D2D_POINT_2F point)
{
if (sink == null)
{
throw new ArgumentNullException(nameof(sink));
}
sink.AddLines(new[] { point }, 1);
}
public static void DrawLine(this ID2D1RenderTarget context, D2D_POINT_2F point0, D2D_POINT_2F point1, ID2D1Brush brush, float strokeWidth, ID2D1StrokeStyle strokeStyle = null)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
if (brush == null)
{
throw new ArgumentNullException(nameof(brush));
}
context.DrawLine(point0, point1, brush, strokeWidth, strokeStyle);
}
public D2D_VECTOR_2F(D2D_POINT_2F point0, D2D_POINT_2F point1, bool normalize = false)
{
x = point1.x - point0.x;
y = point1.y - point0.y;
if (normalize)
{
var len = Length;
if (len > 0)
{
x /= len;
y /= len;
}
}
}
public static void DrawTextLayout(this ID2D1RenderTarget context,
D2D_POINT_2F origin,
IDWriteTextLayout layout,
ID2D1Brush defaultFillBrush = null,
D2D1_DRAW_TEXT_OPTIONS options = D2D1_DRAW_TEXT_OPTIONS.D2D1_DRAW_TEXT_OPTIONS_NONE)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
if (layout == null)
{
throw new ArgumentNullException(nameof(layout));
}
context.DrawTextLayout(origin, layout, defaultFillBrush, options);
}
public D2D_POINT_2F TranslatePoint(D2D_POINT_2F point, float length = 1) => new D2D_POINT_2F(point.x + x * length, point.y + y * length);
public D2D_RECT_F(D2D_POINT_2F leftTop, D2D_POINT_2F rightBottom)
: this(leftTop.x, leftTop.y, rightBottom.x, rightBottom.y)
{
}
public D2D_RECT_F(D2D_POINT_2F location, float width, float height)
: this(location, new D2D_SIZE_F(width, height))
{
}
public static void DrawLine(this IComObject <ID2D1RenderTarget> context, D2D_POINT_2F point0, D2D_POINT_2F point1, IComObject <ID2D1Brush> brush, float strokeWidth, IComObject <ID2D1StrokeStyle> strokeStyle = null) => DrawLine(context?.Object, point0, point1, brush?.Object, strokeWidth, strokeStyle?.Object);
public static void DrawTextLayout(this IComObject <ID2D1RenderTarget> context,
D2D_POINT_2F origin,
IDWriteTextLayout layout,
ID2D1Brush defaultFillBrush = null,
D2D1_DRAW_TEXT_OPTIONS options = D2D1_DRAW_TEXT_OPTIONS.D2D1_DRAW_TEXT_OPTIONS_NONE) => DrawTextLayout(context?.Object, origin, layout, defaultFillBrush, options);
public static void AddLine(this IComObject <ID2D1SimplifiedGeometrySink> sink, D2D_POINT_2F point) => AddLine(sink?.Object, point);
public D2D_POINT_2F Multiply(D2D_POINT_2F point) => new D2D_POINT_2F(point.x * _11 + point.y * _21 + _31, point.x * _12 + point.y * _22 + _32);