private static void Main(string[] args)
{
ColorPoint cPoint = new ColorPoint();
Console.WriteLine(cPoint.Sum()); //30
// вызов методов по типу ссылки
}
/// <summary>
///Рисуем карту рисков
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
public void draw_risk_Click(object sender, EventArgs e)
{
try
{
DataSender ds = new DataSender();
ds.n = 1;
ds.points = new List <ColorPoint>();
double scalecoeff = 50;
// проходимся по дереву выбранных атрибутов, берем значение вероятности и влияния для выбранного элемента
for (int ns = 10; ns < dataGridView1.Rows.Count; ns++) // перебираем столбцы (перебирая системы)
{
double x = (double)dataGridView1.Rows[ns].Cells[5].Value; // вероятность
double y = (double)dataGridView1.Rows[ns].Cells[6].Value; // влияние
string name = $"{dataGridView1.Rows[ns].Cells[1].Value}\r\n{dataGridView1.Rows[ns].Cells[2].Value}\r\n{dataGridView1.Rows[ns].Cells[3].Value}\r\n{dataGridView1.Rows[ns].Cells[4].Value}\r\n"; // $"Система - {rsk[ns - 1]}, \r\nЭлемент - {(string)dataGridView3.Rows[oldrowindex].Cells[0].Value}, \r\nАтрибут - {(string)dataGridView3.Rows[i + oldrowindex].Cells[0].Value}";
ColorPoint cp = new ColorPoint(x, y, 10 /*Радиус точки для отрисовки*/, name, dataGridView1.Rows[ns].DefaultCellStyle.BackColor, scalecoeff);
ds.points.Add(cp);
}
FormGraphics fr = new FormGraphics(ds, $"Карта рисков\"{""}\"", own: this);
fr.Show();
}
catch (Exception ex)
{
}
}
public static void Main()
{
string path = @"..\..\..\..\MyTest.dat";
int N = 10;
List<ColorPoint> list = new List<ColorPoint>();
ColorPoint one;
for (int i = 0; i < N; i++)
{
one = new ColorPoint();
one.x = gen.NextDouble();
one.y = gen.NextDouble();
int j = gen.Next(0, ColorPoint.colors.Length);
one.color = ColorPoint.colors[j];
list.Add(one);
}
// Запись массива стpок в бинарный файл файл:
var fs = new FileStream(path, FileMode.Open);
using (BinaryWriter bw = new BinaryWriter(fs))
{
foreach (var obj in list)
{
bw.Write(obj.color);
bw.Write(obj.x);
bw.Write(obj.y);
}
}
Console.WriteLine("Записаны {0} строк в бинарный файл: \n{1}",
N, path);
}
private byte[] GetImageData(ColorPoint[] points)
{
ColorPoint last = points.Last();
int size = last.Position + 1;
using (var ms = new MemoryStream())
{
using (var bmp = new Bitmap(1, size, PixelFormat.Format32bppArgb))
{
using (Graphics g = Graphics.FromImage(bmp))
{
for (int i = 1; i < points.Length; i++)
{
var rect = new Rectangle(0, points[i - 1].Position, 1, points[i].Position);
var brush = new LinearGradientBrush(
rect,
points[i - 1].Color,
points[i].Color,
LinearGradientMode.Vertical);
g.FillRectangle(brush, rect);
}
bmp.SetPixel(0, last.Position, last.Color);
bmp.Save(ms, ImageFormat.Png);
}
}
return(ms.ToArray());
}
}
private void _deletePoint_Click(object sender, RoutedEventArgs e)
{
Button b = sender as Button;
_editingColorPoint = b.DataContext as ColorPoint;
Points.Remove(_editingColorPoint);
}
public Colorf Linear(float t)
{
if (t <= points[0].t)
{
return(points[0].c);
}
int N = points.Count;
if (t >= points[N - 1].t)
{
return(points[N - 1].c);
}
for (int k = 1; k < points.Count; ++k)
{
if (points[k].t > t)
{
ColorPoint prev = points[k - 1], next = points[k];
float a = (t - prev.t) / (next.t - prev.t);
return((1.0f - a) * prev.c + (a) * next.c);
}
}
return(points[N - 1].c); // should never get here...
}
static void Main(string[] args)
{
ColorPoint startPoint = new ColorPoint();
Console.WriteLine(startPoint);
Console.WriteLine(startPoint.Sum()); //0
}
static void Main(string[] args)
{
string path = @"../../../MyTest.txt";
if (!File.Exists(path))
{
Console.WriteLine("Файл \"{0}\" не найден!", path);
Console.ReadLine(); return;
}
// Таймер для профилирования фрагмента кода:
System.Diagnostics.Stopwatch timer =
new System.Diagnostics.Stopwatch();
timer.Start();
string[] arrData = File.ReadAllLines(path);
List <ColorPoint> list = new List <ColorPoint>();
int N = arrData.Length; // Количество строк в файле
for (int i = 0; i < N; i++)
{
string s = arrData[i]; //
list.Add(ColorPoint.GetObj(s)); // TODO: разработать GetObj(s) -
// статический метод разбора строки и создания объекта ColorPoint:
}
timer.Stop();
foreach (ColorPoint l in list)
{
Console.WriteLine(l.ToString());
}
Console.WriteLine("Прочитаны {0} строк из файла: \n{1}", N, path);
Console.WriteLine("Метод: ReadAllLines \nВремя обработки: {0}", timer.Elapsed);
Console.WriteLine("Время в миллисекундах: {0}", timer.ElapsedMilliseconds);
Console.ReadKey();
}
public static void Main()
{
string path = @"..\..\..\..\MyTest.txt";
int N; // Количество создаваемых объектов (число строк в файле)
// TODO: Определить значение N
N = int.Parse(Console.ReadLine());
List<ColorPoint> list = new List<ColorPoint>();
ColorPoint one;
for (int i = 0; i < N; i++)
{
one = new ColorPoint();
one.x = gen.NextDouble();
one.y = gen.NextDouble();
int j = gen.Next(0, ColorPoint.colors.Length);
one.color = ColorPoint.colors[j];
list.Add(one);
}
string[] arrData = Array.ConvertAll(list.ToArray(),
(ColorPoint cp) => cp.ToString());
// Запись массива стpок в текстовый файл:
using(BinaryWriter bw = new BinaryWriter(File.Open(path, FileMode.OpenOrCreate)))
{
foreach(ColorPoint cp in list)
{
bw.Write(cp.color);
bw.Write(cp.x);
bw.Write(cp.y);
}
}
Console.WriteLine("Записаны {0} строк в текстовый файл: \n{1}",
N, path);
}
private void ReloadPoints()
{
//Logging.Debug("Enter Reload");
if (GetColorGradientValue() != null)
{
ClearPoints();
var value = GetColorGradientValue();
List <ColorPoint> sortedColors = new List <ColorPoint>(value.Colors.SortedArray());
// we'll assume they're sorted, so any colorpoints at the same position are contiguous in the array
for (int i = 0; i < sortedColors.Count; i++)
{
ColorPoint currentPoint = sortedColors[i];
double currentPos = currentPoint.Position;
List <int> indexes = new List <int>();
indexes.Add(value.Colors.IndexOf(currentPoint));
while (i + 1 < sortedColors.Count && sortedColors[i + 1].Position == currentPos)
{
indexes.Add(value.Colors.IndexOf(sortedColors[i + 1]));
i++;
}
var point = AddPoint(currentPos);
point.Tag = indexes;
}
}
//Logging.Debug("Exit Reload");
}
private void DeletePoint()
{
var selectedIndex = SelectedIndex;
if (selectedIndex >= 0)
{
var selectedPoint = _points[selectedIndex];
List <int> colorPointIndexes = (List <int>)selectedPoint.Tag;
var holdValue = new ColorGradient(GetColorGradientValue());
List <ColorPoint> colorPoints = new List <ColorPoint>();
foreach (int index in colorPointIndexes)
{
ColorPoint pt = holdValue.Colors[index];
if (pt == null)
{
continue;
}
colorPoints.Add(pt);
}
foreach (var colorpoint in colorPoints)
{
holdValue.Colors.Remove(colorpoint);
}
SetColorGradientValue(holdValue);
}
}
private void Button_Click(object sender, RoutedEventArgs e)
{
double maxValue = Points.Count > 0 ? Points.Max(o => o.Value) : -1;
ColorPoint col = new ColorPoint { Value = maxValue + 1, LowColor = Colors.Black, HiColor = Colors.White };
Points.Add(col);
_lister.SelectedItem = col;
}
private double GetChannelFactor(ColorPoint[] channelPoints, double position)
{
if (channelPoints.Length < 1)
{
throw new ArgumentException("channelPoints must have any elements");
}
ColorPoint startPoint = channelPoints[0];
ColorPoint endPoint = channelPoints[channelPoints.Length - 1];
foreach (ColorPoint point in channelPoints)
{
if (position > point.position)
{
startPoint = point;
}
else
{
endPoint = point;
break;
}
}
double positionFactor = (position - startPoint.position) / (endPoint.position - startPoint.position);
return(Lerp(startPoint.factor, endPoint.factor, positionFactor));
}
private void PickHighColor_Click(object sender, RoutedEventArgs e)
{
Button b = sender as Button;
_editingColorPoint = b.DataContext as ColorPoint;
PopupColorPicker.Instance.SelectedColor = _editingColorPoint.HiColor;
PopupColorPicker.Instance.ColorChanged += new PopupColorPicker.ColorChangedEventHandler(HighColorChanged);
PopupColorPicker.Instance.Show();
}
private void PickHighColor_Click(object sender, RoutedEventArgs e)
{
Button b = sender as Button;
_editingColorPoint = b.DataContext as ColorPoint;
PopupColorPicker.Instance.SelectedColor = _editingColorPoint.HiColor;
PopupColorPicker.Instance.ColorChanged += new PopupColorPicker.ColorChangedEventHandler(HighColorChanged);
PopupColorPicker.Instance.Show();
}
/// <summary>
/// Get the item in the specific index
/// </summary>
/// <param name="index">The index</param>
/// <returns>The item in the specific index</returns>
public ColorPoint this[int index]
{
get
{
ColorPoint result = new ColorPoint();
VectorOfColorPointGetItem(_ptr, index, ref result);
return(result);
}
}
private static void Main(string[] args)
{
Point a12 = new Point();
Console.WriteLine(a12.Sum()); //30
ColorPoint ca100 = new ColorPoint();
a12 = ca100;
Console.WriteLine(a12.Sum());//30 // вызов методов по типу ссылки
}
private void Button_Click(object sender, RoutedEventArgs e)
{
double maxValue = Points.Count > 0 ? Points.Max(o => o.Value) : -1;
ColorPoint col = new ColorPoint {
Value = maxValue + 1, LowColor = Colors.Black, HiColor = Colors.White
};
Points.Add(col);
_lister.SelectedItem = col;
}
/// <summary>
/// Convert the standard vector to an array of ColorPoint
/// </summary>
/// <returns>An array of ColorPoint</returns>
public ColorPoint[] ToArray()
{
ColorPoint[] res = new ColorPoint[Size];
if (res.Length > 0)
{
GCHandle handle = GCHandle.Alloc(res, GCHandleType.Pinned);
VectorOfColorPointCopyData(_ptr, handle.AddrOfPinnedObject());
handle.Free();
}
return(res);
}
public void Equals_ColorPointEqualsPoint()
{
// Arrange
Point P = new Point(1, 2);
ColorPoint cp1 = new ColorPoint(1, 2, Color.Red);
bool expected = true;
// Act
bool actual = ((Point)cp1).Equals(P);
// Assert
Assert.Equal(expected, actual);
}
public void Equals_ColorPointDoesNotEqualDifferentColorPoint()
{
// Arrange
ColorPoint cp1 = new ColorPoint(1, 2, Color.Red);
ColorPoint cp2 = new ColorPoint(1, 2, Color.Blue);
bool expected = false;
// Act
bool actual = cp1.Equals(cp2);
// Assert
Assert.Equal(expected, actual);
}
public static void Main(String[] args)
{
Point <String> p1 = new Point <String>(5, 117, "home"),
p2 = new Point <String>(2, 3, "work");
Point <double> p3 = new Point <double>(10, 100, 3.1415);
ColorPoint <String, uint> p4 =
new ColorPoint <String, uint>(20, 30, "foo", 0x0000FF);
ColorPoint <String, Color> p5 =
new ColorPoint <String, Color>(40, 50, "bar", Color.Blue);
IMovable[] movables = { p1, p2, p3, p4, p5 };
Point <String>[] stringpoints = { p1, p4, p5 };
}
/// <summary>
/// Get points.
/// </summary>
/// <param name="amount"> amount of points </param>
/// <returns> List of points </returns>
private static IEnumerable <ColorPoint> GetPoints(int amount)
{
var points = new List <ColorPoint>();
for (var i = 0; i < amount; i++)
{
ColorPoint point = GetPoint();
points.Add(point);
}
return(points);
}
/// <summary>
/// Get point.
/// </summary>
/// <returns> Color point </returns>
private static ColorPoint GetPoint()
{
var point = new ColorPoint
{
X = Rnd.NextDouble(),
Y = Rnd.NextDouble()
};
int typeColorIndex = Rnd.Next(0, ColorPoint.Colors.Count);
point.Color = ColorPoint.Colors[typeColorIndex];
return(point);
}
/// <summary>
/// 压缩位图文件
/// </summary>
/// <param name="image"></param>
/// <param name="fileName"></param>
public static void Compress(Bitmap image, string fileName)
{
int x, y;
int index;
//建立颜色表
Dictionary<Color, int> colorTable = new Dictionary<Color, int>();
//象素点队列
List<ColorPoint> pointTable = new List<ColorPoint>();
index = 0;
//获取第一点的象素颜色
ColorPoint point = new ColorPoint(image.GetPixel(0, 0), 0, 0);
for (y = 0; y < image.Height; y++)
{
for (x = 0; x < image.Width; x++)
{
Color color = image.GetPixel(x, y);
//将新颜色添加到颜色表中
if (!colorTable.ContainsKey(color))
{
colorTable.Add(color, index++);
}
//判断颜色出现的次数
if (point.Color == color && point.Count < byte.MaxValue)
{
point.Count++;
}
else
{
//取得当前象素颜色所在颜色表的位置
point.Index = colorTable[point.Color];
pointTable.Add(point);
//处理下一个颜色
point = new ColorPoint(color, 0, 1);
}
}
}
//处理最后的数据
if (point.Count > 0)
{
point.Index = colorTable[point.Color];
pointTable.Add(point);
}
WriteCompressPictureToStream(image, colorTable, pointTable, fileName);
}
public SettingsWindow()
{
InitializeComponent();
_textBox.Text = Settings.Default.ProcessName;
_colorTolerBox.Text = Settings.Default.ColorTolerance.ToString();
if (!string.IsNullOrWhiteSpace(Settings.Default.BattleConditions))
{
var parts = ColorPoint.ParseCollection(Settings.Default.BattleConditions).ToList();
_tb1.Text = parts[0].ToString();
_tb2.Text = parts[1].ToString();
}
}
public async Task AddColorPoint(double hue, double x, double y)
{
var point = new ColorPoint {
hue = hue, x = x, y = y
};
Console.WriteLine(point.ToString());
await displayClients.Do(async displays =>
{
foreach (var client in displays)
{
await client.SendAsync("RecieveColorPoint", point);
}
});
}
public Vector3 GetValue(float t)
{
ColorPoint min = colorPoints[0];
for (int i = 0; i < colorPoints.Length; i++)
{
ColorPoint p = colorPoints[i];
if (p.position > t)
{
float frac = (t - min.position) / (p.position - min.position);
return(min.color * (1 - frac) + p.color * frac);
}
min = p;
}
return(colorPoints[colorPoints.Length - 1].color);
}
private void button1_Click(object sender, EventArgs e)
{
ColorPoint[] masColorPoint = new ColorPoint[5];
masColorPoint[0] = new ColorPoint(200, 100, "Green");
masColorPoint[1] = new ColorPoint(300, 200, "Blue");
masColorPoint[2] = new ColorPoint(200, 300, "Red");
masColorPoint[3] = new ColorPoint(100, 100, "Black");
masColorPoint[4] = new ColorPoint(200, 200, "Aqua");
Graphics g = panel1.CreateGraphics();
foreach (var item in masColorPoint)
{
Pen p = new Pen(Color.FromName(item.Color), 5);
g.DrawEllipse(p, item.X, item.Y, 200, 100);
}
}
protected override Node Evaluate(Env env)
{
ColorPoint[] points = GetColorPoints();
WarnNotSupportedByLessJS("gradientImage(color, color[, position])");
string colorDefs = ColorPoint.Stringify(points);
string imageUrl = GetFromCache(colorDefs);
if (imageUrl == null)
{
imageUrl = "data:image/png;base64," + Convert.ToBase64String(GetImageData(points));
AddToCache(colorDefs, imageUrl);
}
return(new Url(new TextNode(imageUrl)));
}
/// <summary>
/// Get point.
/// </summary>
/// <param name="line"> Line for processing </param>
/// <returns> ColorPoint </returns>
private static ColorPoint GetPoint(string line)
{
string[] colorPointData = line.Split();
var x = Convert.ToDouble(colorPointData[0]);
var y = Convert.ToDouble(colorPointData[1]);
string color = colorPointData[2];
// Create new point.
var colorPoint = new ColorPoint
{
X = x,
Y = y,
Color = color
};
return(colorPoint);
}
static void Main(string[] args)
{
int x, y, red, blue, green;
Console.Write("Enter x coordinates: ");
x = Convert.ToInt32(Console.ReadLine());
Console.Write("Enter y coordinates: ");
y = Convert.ToInt32(Console.ReadLine());
Console.Write("Enter coordinates of red color: ");
red = Convert.ToInt32(Console.ReadLine());
Console.Write("Enter coordinates of blue color: ");
blue = Convert.ToInt32(Console.ReadLine());
Console.Write("Enter coordinates of green color: ");
green = Convert.ToInt32(Console.ReadLine());
Point point = new ColorPoint(x, y, red, blue, green);
Console.WriteLine(point.ToString());
Console.ReadLine();
}
private void Form1_MouseClick(object sender, MouseEventArgs e)
{
if (e.Button == MouseButtons.Left)
{
ColorPoint p = new ColorPoint(e.X, e.Y, false);
this.coordinates.Add(p);
this.Invalidate();
}
if (e.Button == MouseButtons.Right)
{
int i = 0;
while (true)
{
ColorPoint cpoint = (ColorPoint)coordinates[i];
Point point = cpoint.p;
if ((e.X < (point.X + (WIDTH / 2))) && (e.X > (point.X - (WIDTH / 2))) && (e.Y > (point.Y - (HEIGHT / 2))) && (e.Y < (point.Y + (HEIGHT / 2))))
{
if (!cpoint.isRed)
{
cpoint.setIsRed(true);
this.Invalidate();
i++;
}
else
{
coordinates.RemoveAt(i);
this.Invalidate();
}
}
else
{
i++;
}
if (i == coordinates.Count) { break; }
}
}
}
public void AddPoint(float t, Colorf c)
{
var cp = new ColorPoint()
{
t = t, c = c
};
if (points.Count == 0)
{
points.Add(cp);
validRange.Contain(t);
}
else if (t < points[0].t)
{
points.Insert(0, cp);
validRange.Contain(t);
}
else
{
for (int k = 0; k < points.Count; ++k)
{
if (points[k].t == t)
{
points[k] = cp;
return;
}
else if (points[k].t > t)
{
points.Insert(k, cp);
return;
}
}
points.Add(cp);
validRange.Contain(t);
}
}
// edits the selected color in the 'edit' control
private void editSelectedPoints()
{
if (edit.Gradient == null || edit.FocusSelection)
return;
if (DiscreteColors) {
List<Color> selectedColors = new List<Color>();
foreach (ColorGradient.Point point in edit.Selection) {
ColorPoint pt = point as ColorPoint;
if (pt == null)
continue;
selectedColors.Add(pt.Color.ToRGB().ToArgb());
}
using (DiscreteColorPicker picker = new DiscreteColorPicker()) {
picker.ValidColors = ValidDiscreteColors;
picker.SelectedColors = selectedColors;
if (picker.ShowDialog() == DialogResult.OK) {
if (picker.SelectedColors.Count() == 0) {
DeleteColor();
}
else if (picker.SelectedColors.Count() == selectedColors.Count) {
int i = 0;
foreach (Color selectedColor in picker.SelectedColors) {
ColorPoint pt = edit.Selection[i] as ColorPoint;
pt.Color = XYZ.FromRGB(selectedColor);
}
}
else {
double position = edit.Selection.First().Position;
foreach (ColorGradient.Point point in edit.Selection) {
edit.Gradient.Colors.Remove(point as ColorPoint);
}
foreach (Color selectedColor in picker.SelectedColors) {
ColorPoint newPoint = new ColorPoint(selectedColor, position);
edit.Gradient.Colors.Add(newPoint);
}
}
}
}
}
else {
if (edit.Selection.Count > 1)
MessageBox.Show("Non-discrete color gradient, >1 selected point. oops! please report it.");
ColorPoint pt = edit.Selection.FirstOrDefault() as ColorPoint;
if (pt == null)
return;
using (ColorPicker frm = new ColorPicker(_mode, _fader)) {
frm.LockValue_V = LockColorEditorHSV_Value;
frm.Color = _xyz;
if (frm.ShowDialog(this.FindForm()) == DialogResult.OK) {
pt.Color = _xyz = frm.Color;
lblColorSelect.Color = _xyz.ToRGB().ToArgb();
_mode = frm.SecondaryMode;
_fader = frm.PrimaryFader;
}
}
}
}
/// <summary>
/// Finds the true and false representaions and dets the
/// gradient stop colors for them
/// </summary>
/// <param name="el">The framework element</param>
/// <param name="colorPoint">The colorPoint for the current value</param>
/// <param name="id">The number of the element to set the color for</param>
private static void UpdateColorsFromXaml(FrameworkElement el, ColorPoint colorPoint, string id)
{
if (el == null || colorPoint.HiColor == null || colorPoint.LowColor == null)
{
return;
}
GradientStop highStop = el.FindName(id + "HighColor") as GradientStop;
GradientStop lowStop = el.FindName(id + "LowColor") as GradientStop;
if (highStop != null && lowStop != null)
{
highStop.Color = colorPoint.HiColor;
lowStop.Color = colorPoint.LowColor;
}
}
//select or add faders
protected override void OnMouseDown(MouseEventArgs e)
{
if (_blend != null && e.Button == MouseButtons.Left && !ReadOnly) {
bool foc;
Selection = GetFadersUnderMouse(e.Location, ref _offset, out foc);
FocusSelection = foc;
if (_selection == null || _selection.Count == 0) {
//create new color or alpha point
Rectangle area = Rectangle.Inflate(this.ClientRectangle, -BORDER, -BORDER);
double pos = PointToPos(e.Location);
_offset = Point.Empty;
//
if (_orientation == Orientation.Horizontal
? e.Y > area.Bottom
: e.X > area.Right) {
List<ColorGradient.Point> newColorPoints;
if (DiscreteColors) {
List<Color> newColors = new List<Color>();
double targetPos = -1;
foreach (ColorPoint colorPoint in _blend.Colors.SortedArray()) {
if (targetPos < 0 || (colorPoint.Position < pos && colorPoint.Position != targetPos)) {
targetPos = colorPoint.Position;
newColors = new List<Color>();
}
if (colorPoint.Position == targetPos)
newColors.Add(colorPoint.Color.ToRGB());
if (colorPoint.Position > targetPos)
break;
}
newColorPoints = new List<ColorGradient.Point>();
foreach (Color newColor in newColors) {
ColorPoint point = new ColorPoint(newColor, targetPos);
newColorPoints.Add(point);
}
}
else {
newColorPoints = new List<ColorGradient.Point> {new ColorPoint(_blend.GetColorAt((float) pos), pos)};
}
_selection = newColorPoints;
foreach (ColorPoint newColorPoint in newColorPoints) {
_blend.Colors.Add(newColorPoint);
}
}
else if (_orientation == Orientation.Horizontal
? e.Y < area.Y
: e.X < area.X) {
// MS: 25/09/11: disable drawing alpha points, we don't want to use them (yet).
//AlphaPoint pnt = new AlphaPoint(_blend.GetColorAt((float)pos).A, pos);
//_selection = pnt;
//_blend.Alphas.Add(pnt);
}
}
}
base.OnMouseDown(e);
}
//select or add faders
protected override void OnMouseDown(MouseEventArgs e)
{
if (_blend != null && e.Button == MouseButtons.Left && !ReadOnly)
{
bool foc;
Selection = GetFaderUnderMouse(e.Location, ref _offset, out foc);
FocusSelection = foc;
if (_selection == null)
{
//create new color or alpha point
Rectangle area = Rectangle.Inflate(this.ClientRectangle, -BORDER, -BORDER);
double pos = PointToPos(e.Location);
_offset = Point.Empty;
//
if (_orientation == Orientation.Horizontal ?
e.Y > area.Bottom : e.X > area.Right)
{
ColorPoint pnt = new ColorPoint(_blend.GetColorAt((float)pos), pos);
_selection = pnt;
_blend.Colors.Add(pnt);
}
else if (_orientation == Orientation.Horizontal ?
e.Y < area.Y : e.X < area.X)
{
// MS: 25/09/11: disable drawing alpha points, we don't want to use them (yet).
//AlphaPoint pnt = new AlphaPoint(_blend.GetColorAt((float)pos).A, pos);
//_selection = pnt;
//_blend.Alphas.Add(pnt);
}
}
}
base.OnMouseDown(e);
}
// edits the selected color in the 'edit' control
private void editSelectedPoints()
{
if (edit.Gradient == null || edit.FocusSelection)
return;
if (DiscreteColors) {
List<Color> selectedColors = new List<Color>();
foreach (ColorGradient.Point point in edit.Selection) {
ColorPoint pt = point as ColorPoint;
if (pt == null)
continue;
selectedColors.Add(pt.Color.ToRGB().ToArgb());
}
using (DiscreteColorPicker picker = new DiscreteColorPicker()) {
picker.ValidColors = ValidDiscreteColors;
picker.SelectedColors = selectedColors;
if (picker.ShowDialog() == DialogResult.OK) {
if (picker.SelectedColors.Count() == 0) {
DeleteColor();
}
else if (picker.SelectedColors.Count() == selectedColors.Count) {
int i = 0;
foreach (Color selectedColor in picker.SelectedColors) {
ColorPoint pt = edit.Selection[i] as ColorPoint;
pt.Color = XYZ.FromRGB(selectedColor);
}
}
else {
double position = edit.Selection.First().Position;
foreach (ColorGradient.Point point in edit.Selection) {
edit.Gradient.Colors.Remove(point as ColorPoint);
}
foreach (Color selectedColor in picker.SelectedColors) {
ColorPoint newPoint = new ColorPoint(selectedColor, position);
edit.Gradient.Colors.Add(newPoint);
}
}
}
}
}
else {
if (edit.Selection.Count > 1)
{
//messageBox Arguments are (Text, Title, No Button Visible, Cancel Button Visible)
MessageBoxForm.msgIcon = SystemIcons.Error; //this is used if you want to add a system icon to the message form.
var messageBox = new MessageBoxForm("Non-discrete color gradient, >1 selected point. oops! please report it.", "Delete library gradient?", false, false);
messageBox.ShowDialog();
}
ColorPoint pt = edit.Selection.FirstOrDefault() as ColorPoint;
if (pt == null)
return;
using (ColorPicker frm = new ColorPicker(_mode, _fader)) {
frm.LockValue_V = LockColorEditorHSV_Value;
frm.Color = _xyz;
if (frm.ShowDialog(this.FindForm()) == DialogResult.OK) {
pt.Color = _xyz = frm.Color;
lblColorSelect.Color = _xyz.ToRGB().ToArgb();
_mode = frm.SecondaryMode;
_fader = frm.PrimaryFader;
}
}
}
}
private void _deletePoint_Click(object sender, RoutedEventArgs e)
{
Button b = sender as Button;
_editingColorPoint = b.DataContext as ColorPoint;
Points.Remove(_editingColorPoint);
}
private byte[] GetImageData(ColorPoint[] points)
{
ColorPoint last = points.Last();
int size = last.Position + 1;
using (var ms = new MemoryStream())
{
using (var bmp = new Bitmap(1, size, PixelFormat.Format32bppArgb))
{
using (Graphics g = Graphics.FromImage(bmp))
{
for (int i = 1; i < points.Length; i++)
{
var rect = new Rectangle(0, points[i - 1].Position, 1, points[i].Position);
var brush = new LinearGradientBrush(
rect,
points[i - 1].Color,
points[i].Color,
LinearGradientMode.Vertical);
g.FillRectangle(brush, rect);
}
bmp.SetPixel(0, last.Position, last.Color);
bmp.Save(ms, ImageFormat.Png);
}
}
return ms.ToArray();
}
}
