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Add Wave cut effect
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parent
21bb827d03
commit
a342f8d2b6
2 changed files with 88 additions and 3 deletions
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@ -237,7 +237,7 @@ private static Bitmap ApplyCutOutEffect(Bitmap bmp, AnchorStyles effectEdge, Cut
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return TornEdges(bmp, effectSize, effectSize * 2, effectEdge, false);
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case CutOutEffectType.Wave:
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return bmp;
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return WavyEdges(bmp, effectSize, effectSize * 5, effectEdge);
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case CutOutEffectType.Gradient:
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return bmp;
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@ -1664,6 +1664,91 @@ public static void FastBoxBlur(Bitmap bmp, int radius)
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}
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}
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public static Bitmap WavyEdges(Bitmap bmp, int waveDepth, int waveRange, AnchorStyles sides)
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{
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if (waveDepth < 1 || waveRange < 1 || sides == AnchorStyles.None)
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{
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return bmp;
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}
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List<Point> points = new List<Point>();
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int horizontalWaveCount = Math.Max(2, (bmp.Width / waveRange + 1) / 2 * 2) - 1;
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int verticalWaveCount = Math.Max(2, (bmp.Height / waveRange + 1) / 2 * 2) - 1;
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Bitmap updateResult(Bitmap bmpIn, Point[] path)
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{
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Bitmap bmpResult = bmpIn.CreateEmptyBitmap();
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using (bmpIn)
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using (Graphics g = Graphics.FromImage(bmpResult))
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using (TextureBrush brush = new TextureBrush(bmpIn))
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{
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g.SetHighQuality();
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g.FillPolygon(brush, path);
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}
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return bmpResult;
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};
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int waveFunction(int t, int max, int depth) => (int)((1 - Math.Cos(t * Math.PI / max)) * depth / 2);
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if (sides.HasFlag(AnchorStyles.Top) && horizontalWaveCount > 1)
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{
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waveRange = bmp.Width / horizontalWaveCount;
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points.Clear();
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for (int x = 0; x < bmp.Width; x += waveDepth)
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{
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points.Add(new Point(x, waveFunction(x, waveRange, waveDepth)));
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}
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points.Add(new Point(bmp.Width - 1, waveFunction(bmp.Width - 1, waveRange, waveDepth)));
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points.Add(new Point(bmp.Width - 1, bmp.Height - 1));
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points.Add(new Point(0, bmp.Height - 1));
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bmp = updateResult(bmp, points.ToArray());
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}
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if (sides.HasFlag(AnchorStyles.Right) && verticalWaveCount > 1)
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{
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waveRange = bmp.Height / verticalWaveCount;
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points.Clear();
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points.Add(new Point(0, 0));
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for (int y = 0; y < bmp.Height; y += waveDepth)
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{
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points.Add(new Point(bmp.Width - 1 - waveDepth + waveFunction(y, waveRange, waveDepth), y));
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}
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points.Add(new Point(bmp.Width - 1 - waveDepth + waveFunction(bmp.Height - 1, waveRange, waveDepth), bmp.Height - 1));
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points.Add(new Point(0, bmp.Height - 1));
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bmp = updateResult(bmp, points.ToArray());
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}
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if (sides.HasFlag(AnchorStyles.Bottom) && horizontalWaveCount > 1)
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{
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waveRange = bmp.Width / horizontalWaveCount;
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points.Clear();
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points.Add(new Point(0, 0));
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points.Add(new Point(bmp.Width - 1, 0));
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for (int x = bmp.Width - 1; x >= 0; x -= waveDepth)
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{
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points.Add(new Point(x, bmp.Height - 1 - waveDepth + waveFunction(x, waveRange, waveDepth)));
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}
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points.Add(new Point(0, bmp.Height - 1 - waveDepth + waveFunction(0, waveRange, waveDepth)));
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bmp = updateResult(bmp, points.ToArray());
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}
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if (sides.HasFlag(AnchorStyles.Left) && verticalWaveCount > 1)
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{
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waveRange = bmp.Height / verticalWaveCount;
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points.Add(new Point(0, 0));
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points.Add(new Point(bmp.Width - 1, 0));
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points.Add(new Point(bmp.Width - 1, bmp.Height - 1));
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for (int y = bmp.Height - 1; y >= 0; y -= waveDepth)
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{
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points.Add(new Point(waveFunction(y, waveRange, waveDepth), y));
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}
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bmp = updateResult(bmp, points.ToArray());
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}
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return bmp;
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}
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public static Bitmap TornEdges(Bitmap bmp, int tornDepth, int tornRange, AnchorStyles sides, bool curvedEdges)
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{
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if (tornDepth < 1 || tornRange < 1 || sides == AnchorStyles.None)
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@ -1929,12 +1929,12 @@ public void CutOut(RectangleF rect)
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if (isHorizontal && cropRect.Width > 0)
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{
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CollapseAllHorizontal(rect.X, rect.Width);
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UpdateCanvas(ImageHelpers.CutOutBitmapMiddle(Form.Canvas, Orientation.Horizontal, cropRect.X, cropRect.Width, CutOutEffectType.TornEdge, 5));
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UpdateCanvas(ImageHelpers.CutOutBitmapMiddle(Form.Canvas, Orientation.Horizontal, cropRect.X, cropRect.Width, CutOutEffectType.Wave, 10));
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}
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else if (!isHorizontal && cropRect.Height > 0)
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{
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CollapseAllVertical(rect.Y, rect.Height);
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UpdateCanvas(ImageHelpers.CutOutBitmapMiddle(Form.Canvas, Orientation.Vertical, cropRect.Y, cropRect.Height, CutOutEffectType.TornEdge, 5));
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UpdateCanvas(ImageHelpers.CutOutBitmapMiddle(Form.Canvas, Orientation.Vertical, cropRect.Y, cropRect.Height, CutOutEffectType.Wave, 10));
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}
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}
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