Example #1
0
        static ColorRampConverter()
        {
            // populate
            colorRampList = new ColorRampList();
            ColorRampValueList valueList = new ColorRampValueList();

            valueList.Add(0, Color.Red);
            valueList.Add(50, Color.Blue);
            valueList.Add(100, Color.Green);
            valueList.Text = "RedBlueGreen";
            colorRampList.Add(valueList.Text, valueList);
            valueList = new ColorRampValueList();
            valueList.Add(0, Color.Red);
            valueList.Add(100, Color.Orange);
            valueList.Text = "RedOrange";
            colorRampList.Add(valueList.Text, valueList);

            // add extended elements
            valueList = new ColorRampValueList();
            valueList.Add(0, Color.Red);
            valueList.Add(20, Color.Orange);
            valueList.Add(40, Color.Brown);
            valueList.Add(60, Color.Cyan);
            valueList.Add(80, Color.Magenta);
            valueList.Add(100, Color.Empty);
            valueList.Text  = "Random values";
            valueList.Style = ColorRampStyle.Discrete;
            colorRampList.Add(valueList.Text, valueList);
            valueList      = new ColorRampValueList();
            valueList.Text = "Empty";
            colorRampList.Add(valueList.Text, valueList);
            valueList      = new ColorRampValueList();
            valueList.Text = "New color ramp ...";
            colorRampList.Add(valueList.Text, valueList);
        }
Example #2
0
        /// <summary>
        /// Paints a representation of the value of an object using the specified PaintValueEventArgs.
        /// </summary>
        /// <param name="e">A PaintValueEventArgs that indicates what to paint and where to paint it.</param>
        public override void PaintValue(PaintValueEventArgs e)
        {
            if (e.Value != null)
            {
                ColorRampValueList valueList = (ColorRampValueList)e.Value;

                if (valueList.Count > 0)
                {
                    for (int i = 1; i < valueList.Count; i++)
                    {
                        Rectangle rect = new Rectangle(
                            e.Bounds.X + (int)(valueList.Keys[i - 1] * e.Bounds.Width / 100), e.Bounds.Y,
                            (int)((valueList.Keys[i] - valueList.Keys[i - 1]) * e.Bounds.Width / 100),
                            e.Bounds.Height);
                        if (valueList.Style == ColorRampStyle.Discrete)
                        {
                            using (Brush brush = new SolidBrush(valueList.Values[i - 1]))
                            {
                                e.Graphics.FillRectangle(brush, rect);
                            }
                        }
                        else
                        {
                            using (Brush brush =
                                       new LinearGradientBrush(rect, valueList.Values[i - 1], valueList.Values[i],
                                                               0.0))
                            {
                                e.Graphics.FillRectangle(brush, rect);
                            }
                        }
                    }
                }
            }
        }
Example #3
0
 public void AddValue(ColorRampValueList value)
 {
     if (!colorRampList.ContainsKey(value.Text))
     {
         colorRampList.Add(value.Text, value);
     }
 }
Example #4
0
        /// <summary>
        /// Constructs a new NewColorRampForm class.
        /// </summary>
        public ColorRampForm(ColorRampEditor editor, string key)
        {
            this.editor = editor;

            InitializeComponent();
            if (key != null && ColorRampConverter.ColorRampList.ContainsKey(key))
            {
                values              = ColorRampConverter.ColorRampList[key];
                this.Text           = "Edit Colour Ramp";
                textBoxName.Text    = key;
                textBoxName.Enabled = false;
                if (values.ContainsKey(0))
                {
                    colorPickerStart.Value = values[0];
                }
                if (values.ContainsKey(100))
                {
                    colorPickerEnd.Value = values[100];
                }
            }
            else
            {
                values = new ColorRampValueList();
                values.Add(0, colorPickerStart.Value);
                values.Add(100, colorPickerEnd.Value);
            }

            comboBoxStyle.DataSource   = Enum.GetValues(typeof(ColorRampStyle));
            comboBoxStyle.SelectedItem = ColorRampStyle.Gradient;
            UpdateState();
            UpdatePreview();
        }
Example #5
0
        public void EditValue(string key)
        {
            ColorRampForm dialog = new ColorRampForm((ColorRampEditor)this.Editor, key);

            if (dialog.ShowDialog(this) == DialogResult.OK)
            {
                Value = dialog.Value;
            }
        }
Example #6
0
        public void NewValue()
        {
            ColorRampForm dialog = new ColorRampForm((ColorRampEditor)this.Editor, null);

            if (dialog.ShowDialog(this) == DialogResult.OK)
            {
                ColorRampConverter converter = (ColorRampConverter)this.Converter;
                converter.AddValue(dialog.Value);
                Value = dialog.Value;
            }
        }
Example #7
0
        public ColorStopForm(ColorRampValueList values, int index)
        {
            this.values = values;
            this.index  = index;
            InitializeComponent();

            if (index >= 0)
            {
                colorPickerStopColor.Value = values.Values[index];
                textBoxOffset.Text         = values.Keys[index].ToString();
            }
        }