| public ScaleTransform ( float sx, float sy ) : void | ||
| sx | float | |
| sy | float | |
| return | void | |
public void Transform_Operations_OnScalableAngle ()
{
LinearGradientBrush lgb = new LinearGradientBrush (rect, c1, c2, 360f, true);
Matrix clone = lgb.Transform.Clone ();
Matrix mul = clone.Clone ();
Matrix m = new Matrix ();
m.Scale (2, 1);
m.Translate (rect.Width, rect.Height);
m.Rotate (30f);
clone.Multiply (mul, MatrixOrder.Append);
lgb.MultiplyTransform (mul, MatrixOrder.Append);
Assert.AreEqual (lgb.Transform, clone, "Multiply/Append");
clone.Multiply (mul, MatrixOrder.Prepend);
lgb.MultiplyTransform (mul, MatrixOrder.Prepend);
Assert.AreEqual (lgb.Transform, clone, "Multiply/Prepend");
clone.Rotate (45, MatrixOrder.Append);
lgb.RotateTransform (45, MatrixOrder.Append);
Assert.AreEqual (lgb.Transform, clone, "Rotate/Append");
clone.Rotate (45, MatrixOrder.Prepend);
lgb.RotateTransform (45, MatrixOrder.Prepend);
Assert.AreEqual (lgb.Transform, clone, "Rotate/Prepend");
clone.Scale (0.25f, 2, MatrixOrder.Append);
lgb.ScaleTransform (0.25f, 2, MatrixOrder.Append);
Assert.AreEqual (lgb.Transform, clone, "Scale/Append");
clone.Scale (0.25f, 2, MatrixOrder.Prepend);
lgb.ScaleTransform (0.25f, 2, MatrixOrder.Prepend);
Assert.AreEqual (lgb.Transform, clone, "Scale/Prepend");
clone.Translate (10, 20, MatrixOrder.Append);
lgb.TranslateTransform (10, 20, MatrixOrder.Append);
Assert.AreEqual (lgb.Transform, clone, "Translate/Append");
clone.Translate (30, 40, MatrixOrder.Prepend);
lgb.TranslateTransform (30, 40, MatrixOrder.Prepend);
Assert.AreEqual (lgb.Transform, clone, "Translate/Prepend");
clone.Reset ();
lgb.ResetTransform ();
Assert.AreEqual (lgb.Transform, clone, "Reset");
}
public void ScaleTransform_InvalidOrder ()
{
LinearGradientBrush lgb = new LinearGradientBrush (pt1, pt2, c1, c2);
lgb.ScaleTransform (1, 1, (MatrixOrder) Int32.MinValue);
}
public void Transform_Operations ()
{
LinearGradientBrush lgb = new LinearGradientBrush (rect, c1, c2, 45f);
Matrix clone = lgb.Transform.Clone ();
Matrix mul = clone.Clone ();
clone.Multiply (mul, MatrixOrder.Append);
lgb.MultiplyTransform (mul, MatrixOrder.Append);
Assert.AreEqual (lgb.Transform, clone, "Multiply/Append");
clone.Multiply (mul, MatrixOrder.Prepend);
lgb.MultiplyTransform (mul, MatrixOrder.Prepend);
Assert.AreEqual (lgb.Transform, clone, "Multiply/Prepend");
clone.Rotate (45, MatrixOrder.Append);
lgb.RotateTransform (45, MatrixOrder.Append);
Assert.AreEqual (lgb.Transform, clone, "Rotate/Append");
clone.Rotate (45, MatrixOrder.Prepend);
lgb.RotateTransform (45, MatrixOrder.Prepend);
Assert.AreEqual (lgb.Transform, clone, "Rotate/Prepend");
clone.Scale (0.25f, 2, MatrixOrder.Append);
lgb.ScaleTransform (0.25f, 2, MatrixOrder.Append);
Assert.AreEqual (lgb.Transform, clone, "Scale/Append");
clone.Scale (0.25f, 2, MatrixOrder.Prepend);
lgb.ScaleTransform (0.25f, 2, MatrixOrder.Prepend);
Assert.AreEqual (lgb.Transform, clone, "Scale/Prepend");
clone.Translate (10, 20, MatrixOrder.Append);
lgb.TranslateTransform (10, 20, MatrixOrder.Append);
Assert.AreEqual (lgb.Transform, clone, "Translate/Append");
clone.Translate (30, 40, MatrixOrder.Prepend);
lgb.TranslateTransform (30, 40, MatrixOrder.Prepend);
Assert.AreEqual (lgb.Transform, clone, "Translate/Prepend");
clone.Reset ();
lgb.ResetTransform ();
Assert.AreEqual (lgb.Transform, clone, "Reset");
}
public void ScaleTransform_MaxMin ()
{
LinearGradientBrush lgb = new LinearGradientBrush (rect, c1, c2, 0f);
lgb.ScaleTransform (Single.MaxValue, Single.MinValue);
float[] elements = lgb.Transform.Elements;
Assert.AreEqual (Single.MaxValue, elements[0], 1e33, "matrix.0");
Assert.AreEqual (0, elements[1], 0.1, "matrix.1");
Assert.AreEqual (0, elements[2], 0.1, "matrix.2");
Assert.AreEqual (Single.MinValue, elements[3], 1e33, "matrix.3");
Assert.AreEqual (0, elements[4], 0.1, "matrix.4");
Assert.AreEqual (0, elements[5], 0.1, "matrix.5");
}
public void ScaleTransform_45 ()
{
LinearGradientBrush lgb = new LinearGradientBrush (rect, c1, c2, 45f);
lgb.ScaleTransform (3, 3);
float[] elements = lgb.Transform.Elements;
Assert.AreEqual (3, elements[0], 0.1, "matrix.0");
Assert.AreEqual (3, elements[1], 0.1, "matrix.1");
Assert.AreEqual (-3, elements[2], 0.1, "matrix.2");
Assert.AreEqual (3, elements[3], 0.1, "matrix.3");
Assert.AreEqual (16, elements[4], 0.1, "matrix.4");
Assert.AreEqual (-16, elements[5], 0.1, "matrix.5");
}
public void ScaleTransform ()
{
LinearGradientBrush lgb = new LinearGradientBrush (rect, c1, c2, 0f);
lgb.ScaleTransform (2, 4);
float[] elements = lgb.Transform.Elements;
Assert.AreEqual (2, elements[0], 0.1, "matrix.0");
Assert.AreEqual (0, elements[1], 0.1, "matrix.1");
Assert.AreEqual (0, elements[2], 0.1, "matrix.2");
Assert.AreEqual (4, elements[3], 0.1, "matrix.3");
Assert.AreEqual (0, elements[4], 0.1, "matrix.4");
Assert.AreEqual (0, elements[5], 0.1, "matrix.5");
lgb.ScaleTransform (0.5f, 0.25f);
Assert.IsTrue (lgb.Transform.IsIdentity, "Transform.IsIdentity");
}
public void Rectangle ()
{
LinearGradientBrush lgb = new LinearGradientBrush (rect, c1, c2, 0f);
CheckDefaultRectangle ("Original", lgb.Rectangle);
lgb.MultiplyTransform (new Matrix (2, 0, 0, 2, 2, 2));
CheckDefaultRectangle ("Multiply", lgb.Rectangle);
lgb.ResetTransform ();
CheckDefaultRectangle ("Reset", lgb.Rectangle);
lgb.RotateTransform (90);
CheckDefaultRectangle ("Rotate", lgb.Rectangle);
lgb.ScaleTransform (4, 0.25f);
CheckDefaultRectangle ("Scale", lgb.Rectangle);
lgb.TranslateTransform (-10, -20);
CheckDefaultRectangle ("Translate", lgb.Rectangle);
lgb.SetBlendTriangularShape (0.5f);
CheckDefaultRectangle ("SetBlendTriangularShape", lgb.Rectangle);
lgb.SetSigmaBellShape (0.5f);
CheckDefaultRectangle ("SetSigmaBellShape", lgb.Rectangle);
}
Image genPlayButton()
{
Image play = new Bitmap(132, 32);
Image icon = Bitmap.FromFile(Application.StartupPath + "\\icons\\play.png");
ColorBlend blend = new ColorBlend();
blend.Positions = new float[] { 0, 0.5f, 1 };
blend.Colors = new Color[] { Color.FromArgb(100, Color.Gray), Color.FromArgb(192, 107, 107, 107), Color.FromArgb(192, 159, 159, 159) };
LinearGradientBrush gradientBrush = new LinearGradientBrush(new Rectangle(0, 0, 1, 1), Color.Black, Color.Black, 0, false);
gradientBrush.InterpolationColors = blend;
gradientBrush.ResetTransform();
gradientBrush.ScaleTransform(64, 64);
gradientBrush.RotateTransform(90);
Graphics gfx = Graphics.FromImage(play);
gfx.SmoothingMode = SmoothingMode.HighQuality;
gfx.FillPie(gradientBrush, new Rectangle(0, 0, 132, 64), 180, 180); //background
gfx.DrawPie(new Pen(Color.Black, 4), new Rectangle(2, 2, 128, 56), 180, 180); //outline
gfx.DrawImage(icon, 50, 0); //icon
gradientBrush.Dispose();
gfx.Dispose();
icon.Dispose();
return play;
}
