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Added min/max range for random rotate

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This commit is contained in:
Jaex 2019-12-08 16:03:45 +03:00
parent fba824e634
commit 32dd3cc77d
1 changed files with 43 additions and 32 deletions
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75
ShareX.ImageEffectsLib/Drawings/DrawRandomImages.cs
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@ -66,6 +66,12 @@ public int ImageCount
[DefaultValue(false)]
public bool RandomRotate { get; set; }
[DefaultValue(0)]
public int RandomRotateMin { get; set; }
[DefaultValue(360)]
public int RandomRotateMax { get; set; }
public DrawRandomImages()
{
this.ApplyDefaultPropertyValues();
@ -94,38 +100,7 @@ public override Image Apply(Image img)
if (img2 != null)
{
int xOffset = img.Width - img2.Width - 1;
int yOffset = img.Height - img2.Height - 1;
int width, height;
if (RandomSize)
{
width = height = MathHelpers.Random(Math.Min(RandomSizeMin, RandomSizeMax), Math.Max(RandomSizeMin, RandomSizeMax));
}
else
{
width = img2.Width;
height = img2.Height;
}
Rectangle rect = new Rectangle(MathHelpers.Random(Math.Min(0, xOffset), Math.Max(0, xOffset)),
MathHelpers.Random(Math.Min(0, yOffset), Math.Max(0, yOffset)), width, height);
if (RandomRotate)
{
float moveX = rect.X + (rect.Width / 2f);
float moveY = rect.Y + (rect.Height / 2f);
g.TranslateTransform(moveX, moveY);
g.RotateTransform(MathHelpers.Random(0, 360));
g.TranslateTransform(-moveX, -moveY);
}
g.DrawImage(img2, rect);
if (RandomRotate)
{
g.ResetTransform();
}
DrawImage(img, img2, g);
}
}
}
@ -134,5 +109,41 @@ public override Image Apply(Image img)
return img;
}
private void DrawImage(Image img, Image img2, Graphics g)
{
int xOffset = img.Width - img2.Width - 1;
int yOffset = img.Height - img2.Height - 1;
int width, height;
if (RandomSize)
{
width = height = MathHelpers.Random(Math.Min(RandomSizeMin, RandomSizeMax), Math.Max(RandomSizeMin, RandomSizeMax));
}
else
{
width = img2.Width;
height = img2.Height;
}
Rectangle rect = new Rectangle(MathHelpers.Random(Math.Min(0, xOffset), Math.Max(0, xOffset)),
MathHelpers.Random(Math.Min(0, yOffset), Math.Max(0, yOffset)), width, height);
if (RandomRotate)
{
float moveX = rect.X + (rect.Width / 2f);
float moveY = rect.Y + (rect.Height / 2f);
g.TranslateTransform(moveX, moveY);
g.RotateTransform(MathHelpers.Random(Math.Min(RandomRotateMin, RandomRotateMax), Math.Max(RandomRotateMin, RandomRotateMax)));
g.TranslateTransform(-moveX, -moveY);
}
g.DrawImage(img2, rect);
if (RandomRotate)
{
g.ResetTransform();
}
}
}
}