public void SetupHueBrightnessGradient(float saturation = 1.0f, int accuracy = 256)
{
ColorBlend blendX = new ColorBlend();
blendX.Colors = new Color[] {
ExtMethodsSystemDrawingColor.ColorFromHSV(0.0f, saturation, 1.0f),
ExtMethodsSystemDrawingColor.ColorFromHSV(1.0f / 6.0f, saturation, 1.0f),
ExtMethodsSystemDrawingColor.ColorFromHSV(2.0f / 6.0f, saturation, 1.0f),
ExtMethodsSystemDrawingColor.ColorFromHSV(3.0f / 6.0f, saturation, 1.0f),
ExtMethodsSystemDrawingColor.ColorFromHSV(4.0f / 6.0f, saturation, 1.0f),
ExtMethodsSystemDrawingColor.ColorFromHSV(5.0f / 6.0f, saturation, 1.0f),
ExtMethodsSystemDrawingColor.ColorFromHSV(1.0f, saturation, 1.0f)
};
blendX.Positions = new float[] {
0.0f,
1.0f / 6.0f,
2.0f / 6.0f,
3.0f / 6.0f,
4.0f / 6.0f,
5.0f / 6.0f,
1.0f
};
ColorBlend blendY = new ColorBlend();
blendY.Colors = new Color[] {
Color.FromArgb(0, 0, 0),
Color.Transparent
};
blendY.Positions = new float[] {
0.0f,
1.0f
};
this.SetupXYGradient(blendX, blendY, accuracy);
}
public void SetupHueSaturationGradient(float brightness = 1.0f, int accuracy = 256)
{
ColorBlend blendX = new ColorBlend();
blendX.Colors = new Color[] {
ExtMethodsSystemDrawingColor.ColorFromHSV(0.0f, 1.0f, brightness),
ExtMethodsSystemDrawingColor.ColorFromHSV(1.0f / 6.0f, 1.0f, brightness),
ExtMethodsSystemDrawingColor.ColorFromHSV(2.0f / 6.0f, 1.0f, brightness),
ExtMethodsSystemDrawingColor.ColorFromHSV(3.0f / 6.0f, 1.0f, brightness),
ExtMethodsSystemDrawingColor.ColorFromHSV(4.0f / 6.0f, 1.0f, brightness),
ExtMethodsSystemDrawingColor.ColorFromHSV(5.0f / 6.0f, 1.0f, brightness),
ExtMethodsSystemDrawingColor.ColorFromHSV(1.0f, 1.0f, brightness)
};
blendX.Positions = new float[] {
0.0f,
1.0f / 6.0f,
2.0f / 6.0f,
3.0f / 6.0f,
4.0f / 6.0f,
5.0f / 6.0f,
1.0f
};
ColorBlend blendY = new ColorBlend();
blendY.Colors = new Color[] {
Color.FromArgb((int)Math.Round(255.0f * brightness), (int)Math.Round(255.0f * brightness), (int)Math.Round(255.0f * brightness)),
Color.Transparent
};
blendY.Positions = new float[] {
0.0f,
1.0f
};
this.SetupXYGradient(blendX, blendY, accuracy);
}
public override void Perform(AudioData audio, PreviewImageQuery query)
{
int desiredWidth = query.DesiredWidth;
int desiredHeight = query.DesiredHeight;
int oggHash = audio.OggVorbisData.GetCombinedHashCode();
int oggLen = audio.OggVorbisData.Length;
PcmData pcm = OggVorbis.LoadChunkFromMemory(audio.OggVorbisData, 500000);
short[] sdata = pcm.data;
short maxVal = 1;
for (int i = 0; i < pcm.dataLength; i++)
{
maxVal = Math.Max(maxVal, Math.Abs(pcm.data[i]));
}
Bitmap result = new Bitmap(desiredWidth, desiredHeight);
int channelLength = pcm.dataLength / pcm.channelCount;
int yMid = result.Height / 2;
int stepWidth = (channelLength / (2 * result.Width)) - 1;
const int samples = 10;
using (Graphics g = Graphics.FromImage(result))
{
Color baseColor = ExtMethodsSystemDrawingColor.ColorFromHSV(
(float)(oggHash % 90) * (float)(oggLen % 4) / 360.0f,
0.5f,
1f);
Pen linePen = new Pen(Color.FromArgb(MathF.RoundToInt(255.0f / MathF.Pow((float)samples, 0.65f)), baseColor));
g.Clear(Color.Transparent);
for (int x = 0; x < result.Width; x++)
{
float invMaxVal = 2.0f / ((float)maxVal + (float)short.MaxValue);
float timePercentage = (float)x / (float)result.Width;
int i = MathF.RoundToInt(timePercentage * channelLength);
float left;
float right;
short channel1;
short channel2;
for (int s = 0; s <= samples; s++)
{
int offset = stepWidth * s / samples;
channel1 = sdata[(i + offset) * pcm.channelCount + 0];
channel2 = sdata[(i + offset) * pcm.channelCount + 1];
left = (float)Math.Abs(channel1) * invMaxVal;
right = (float)Math.Abs(channel2) * invMaxVal;
g.DrawLine(linePen, x, yMid, x, yMid + MathF.RoundToInt(left * yMid));
g.DrawLine(linePen, x, yMid, x, yMid - MathF.RoundToInt(right * yMid));
}
}
}
query.Result = result;
}
private void UpdateColorPanelGradient()
{
Color tmp;
switch (this.primAttrib)
{
default:
case PrimaryAttrib.Hue:
this.colorPanel.SetupXYGradient(
Color.White,
ExtMethodsSystemDrawingColor.ColorFromHSV(this.selColor.h, 1.0f, 1.0f),
Color.Black,
Color.Transparent);
break;
case PrimaryAttrib.Saturation:
this.colorPanel.SetupHueBrightnessGradient(this.selColor.s);
break;
case PrimaryAttrib.Brightness:
this.colorPanel.SetupHueSaturationGradient(this.selColor.v);
break;
case PrimaryAttrib.Red:
tmp = this.selColor.ToColor();
this.colorPanel.SetupGradient(
Color.FromArgb(255, tmp.R, 255, 0),
Color.FromArgb(255, tmp.R, 255, 255),
Color.FromArgb(255, tmp.R, 0, 0),
Color.FromArgb(255, tmp.R, 0, 255),
32);
break;
case PrimaryAttrib.Green:
tmp = this.selColor.ToColor();
this.colorPanel.SetupGradient(
Color.FromArgb(255, 255, tmp.G, 0),
Color.FromArgb(255, 255, tmp.G, 255),
Color.FromArgb(255, 0, tmp.G, 0),
Color.FromArgb(255, 0, tmp.G, 255),
32);
break;
case PrimaryAttrib.Blue:
tmp = this.selColor.ToColor();
this.colorPanel.SetupGradient(
Color.FromArgb(255, 255, 0, tmp.B),
Color.FromArgb(255, 255, 255, tmp.B),
Color.FromArgb(255, 0, 0, tmp.B),
Color.FromArgb(255, 0, 255, tmp.B),
32);
break;
}
}
public override void Perform(AudioData audio, PreviewImageQuery query)
{
int desiredWidth = query.DesiredWidth;
int desiredHeight = query.DesiredHeight;
int oggHash = audio.OggVorbisData.GetCombinedHashCode();
int oggLen = audio.OggVorbisData.Length;
Duality.OggVorbis.PcmData pcm = Duality.OggVorbis.OV.LoadFromMemory(audio.OggVorbisData, 1000000); //41236992
short[] sdata = new short[pcm.data.Length / 2];
Buffer.BlockCopy(pcm.data, 0, sdata, 0, pcm.data.Length);
Bitmap result = new Bitmap(desiredWidth, desiredHeight);
int channelLength = sdata.Length / pcm.channelCount;
int yMid = result.Height / 2;
int stepWidth = (channelLength / (2 * result.Width)) - 1;
const int samples = 10;
using (Graphics g = Graphics.FromImage(result))
{
Color baseColor = ExtMethodsSystemDrawingColor.ColorFromHSV(
(float)(oggHash % 90) * (float)(oggLen % 4) / 360.0f,
0.5f,
1f);
Pen linePen = new Pen(Color.FromArgb(MathF.RoundToInt(255.0f / MathF.Pow((float)samples, 0.65f)), baseColor));
g.Clear(Color.Transparent);
for (int x = 0; x < result.Width; x++)
{
float timePercentage = (float)x / (float)result.Width;
int i = MathF.RoundToInt(timePercentage * channelLength);
float left;
float right;
short channel1;
short channel2;
for (int s = 0; s <= samples; s++)
{
int offset = MathF.RoundToInt((float)stepWidth * (float)s / (float)samples);
channel1 = sdata[(i + offset) * pcm.channelCount + 0];
channel2 = sdata[(i + offset) * pcm.channelCount + 1];
left = (float)Math.Abs((int)channel1) / (float)short.MaxValue;
right = (float)Math.Abs((int)channel2) / (float)short.MaxValue;
g.DrawLine(linePen, x, yMid, x, yMid + MathF.RoundToInt(left * yMid));
g.DrawLine(linePen, x, yMid, x, yMid - MathF.RoundToInt(right * yMid));
}
}
}
query.Result = result;
}
private void UpdateColorSliderGradient()
{
Color tmp;
switch (this.primAttrib)
{
default:
case PrimaryAttrib.Hue:
this.colorSlider.SetupHueGradient(/*this.selColor.GetHSVSaturation(), this.selColor.GetHSVBrightness()*/);
break;
case PrimaryAttrib.Saturation:
this.colorSlider.SetupGradient(
ExtMethodsSystemDrawingColor.ColorFromHSV(this.selColor.h, 0.0f, this.selColor.v),
ExtMethodsSystemDrawingColor.ColorFromHSV(this.selColor.h, 1.0f, this.selColor.v));
break;
case PrimaryAttrib.Brightness:
this.colorSlider.SetupGradient(
ExtMethodsSystemDrawingColor.ColorFromHSV(this.selColor.h, this.selColor.s, 0.0f),
ExtMethodsSystemDrawingColor.ColorFromHSV(this.selColor.h, this.selColor.s, 1.0f));
break;
case PrimaryAttrib.Red:
tmp = this.selColor.ToColor();
this.colorSlider.SetupGradient(
Color.FromArgb(255, 0, tmp.G, tmp.B),
Color.FromArgb(255, 255, tmp.G, tmp.B));
break;
case PrimaryAttrib.Green:
tmp = this.selColor.ToColor();
this.colorSlider.SetupGradient(
Color.FromArgb(255, tmp.R, 0, tmp.B),
Color.FromArgb(255, tmp.R, 255, tmp.B));
break;
case PrimaryAttrib.Blue:
tmp = this.selColor.ToColor();
this.colorSlider.SetupGradient(
Color.FromArgb(255, tmp.R, tmp.G, 0),
Color.FromArgb(255, tmp.R, tmp.G, 255));
break;
}
}
protected override void OnEditedTypeChanged()
{
base.OnEditedTypeChanged();
System.Drawing.Bitmap iconBitmap = this.EditedType.GetEditorImage() as System.Drawing.Bitmap;
ColorHsva avgClr = iconBitmap != null?
iconBitmap.GetAverageColor().ToHsva() :
Duality.Drawing.ColorHsva.TransparentWhite;
if (avgClr.S <= 0.05f)
{
avgClr = new ColorHsva(
0.001f * (float)(this.EditedType.Name.GetHashCode() % 1000),
1.0f,
0.5f);
}
this.PropertyName = this.EditedType.GetTypeCSCodeName(true);
this.HeaderIcon = iconBitmap;
this.HeaderColor = ExtMethodsSystemDrawingColor.ColorFromHSV(avgClr.H, 0.2f, 0.8f);
}
public void SetupHueGradient(float saturation = 1.0f, float brightness = 1.0f, int accuracy = 256)
{
ColorBlend blend = new ColorBlend();
blend.Colors = new Color[] {
ExtMethodsSystemDrawingColor.ColorFromHSV(0.0f, saturation, brightness),
ExtMethodsSystemDrawingColor.ColorFromHSV(1.0f / 6.0f, saturation, brightness),
ExtMethodsSystemDrawingColor.ColorFromHSV(2.0f / 6.0f, saturation, brightness),
ExtMethodsSystemDrawingColor.ColorFromHSV(3.0f / 6.0f, saturation, brightness),
ExtMethodsSystemDrawingColor.ColorFromHSV(4.0f / 6.0f, saturation, brightness),
ExtMethodsSystemDrawingColor.ColorFromHSV(5.0f / 6.0f, saturation, brightness),
ExtMethodsSystemDrawingColor.ColorFromHSV(1.0f, saturation, brightness)
};
blend.Positions = new float[] {
0.0f,
1.0f / 6.0f,
2.0f / 6.0f,
3.0f / 6.0f,
4.0f / 6.0f,
5.0f / 6.0f,
1.0f
};
this.SetupGradient(blend, accuracy);
}
public Color ToColor()
{
return(Color.FromArgb((int)Math.Round(this.a * 255.0f), ExtMethodsSystemDrawingColor.ColorFromHSV(this.h, this.s, this.v)));
}
