2013-11-03 23:53:49 +13:00
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#region License Information (GPL v3)
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/*
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ShareX - A program that allows you to take screenshots and share any file type
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2015-08-13 13:07:38 +12:00
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Copyright (c) 2007-2015 ShareX Team
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2013-11-03 23:53:49 +13:00
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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Optionally you can also view the license at <http://www.gnu.org/licenses/>.
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*/
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#endregion License Information (GPL v3)
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using System;
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using System.Drawing;
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using System.Windows.Forms;
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2014-12-11 09:25:20 +13:00
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namespace ShareX.HelpersLib
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2013-11-03 23:53:49 +13:00
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{
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2015-09-01 06:36:50 +12:00
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public partial class ColorPickerForm : BaseForm
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{
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public MyColor NewColor { get; protected set; }
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public MyColor OldColor { get; private set; }
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private bool oldColorExist;
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private bool controlChangingColor;
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2014-09-08 18:40:04 +12:00
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public ColorPickerForm()
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: this(Color.Empty)
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{
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}
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2014-09-08 18:40:04 +12:00
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public ColorPickerForm(Color currentColor)
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{
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NewColor = Color.Red;
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Initialize(currentColor);
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}
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2014-07-10 07:30:18 +12:00
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public static Color GetColor(Color currentColor)
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{
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using (ColorPickerForm dialog = new ColorPickerForm(currentColor))
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{
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dialog.rbSaturation.Checked = true;
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2014-07-10 07:30:18 +12:00
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if (dialog.ShowDialog() == DialogResult.OK)
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{
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return dialog.NewColor;
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}
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}
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return currentColor;
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}
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2013-11-03 23:53:49 +13:00
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private void Initialize(Color currentColor)
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{
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InitializeComponent();
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if (currentColor.IsEmpty)
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{
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colorPicker.DrawCrosshair = lblOld.Visible = oldColorExist;
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DrawPreviewColors();
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}
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else
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{
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SetCurrentColor(currentColor);
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}
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}
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public void SetCurrentColor(Color currentColor)
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{
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oldColorExist = true;
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colorPicker.DrawCrosshair = lblOld.Visible = oldColorExist;
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NewColor = OldColor = currentColor;
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colorPicker.ChangeColor(currentColor);
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nudAlpha.Value = currentColor.A;
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DrawPreviewColors();
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}
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private void UpdateControls(MyColor color, ColorType type)
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{
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DrawPreviewColors();
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controlChangingColor = true;
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if (type != ColorType.HSB)
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{
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nudHue.Value = (decimal)Math.Round(color.HSB.Hue360);
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nudSaturation.Value = (decimal)Math.Round(color.HSB.Saturation100);
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nudBrightness.Value = (decimal)Math.Round(color.HSB.Brightness100);
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}
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if (type != ColorType.RGBA)
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{
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nudRed.Value = color.RGBA.Red;
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nudGreen.Value = color.RGBA.Green;
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nudBlue.Value = color.RGBA.Blue;
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nudAlpha.Value = color.RGBA.Alpha;
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}
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if (type != ColorType.CMYK)
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{
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nudCyan.Value = (decimal)color.CMYK.Cyan100;
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nudMagenta.Value = (decimal)color.CMYK.Magenta100;
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nudYellow.Value = (decimal)color.CMYK.Yellow100;
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nudKey.Value = (decimal)color.CMYK.Key100;
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}
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if (type != ColorType.Hex)
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{
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txtHex.Text = ColorHelpers.ColorToHex(color);
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}
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if (type != ColorType.Decimal)
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{
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txtDecimal.Text = ColorHelpers.ColorToDecimal(color).ToString();
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}
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controlChangingColor = false;
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}
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private void DrawPreviewColors()
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{
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Bitmap bmp = new Bitmap(pbColorPreview.ClientSize.Width, pbColorPreview.ClientSize.Height);
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using (Graphics g = Graphics.FromImage(bmp))
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{
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int bmpHeight = bmp.Height;
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if (oldColorExist)
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{
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bmpHeight /= 2;
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using (SolidBrush oldColorBrush = new SolidBrush(OldColor))
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{
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g.FillRectangle(oldColorBrush, new Rectangle(0, bmpHeight, bmp.Width, bmpHeight));
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}
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}
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using (SolidBrush newColorBrush = new SolidBrush(NewColor))
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{
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g.FillRectangle(newColorBrush, new Rectangle(0, 0, bmp.Width, bmpHeight));
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}
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}
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using (bmp)
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{
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pbColorPreview.LoadImage(bmp);
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}
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}
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#region Events
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private void colorPicker_ColorChanged(object sender, ColorEventArgs e)
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{
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NewColor = e.Color;
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UpdateControls(NewColor, e.ColorType);
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}
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private void btnOK_Click(object sender, EventArgs e)
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{
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DialogResult = DialogResult.OK;
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Close();
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}
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private void btnCancel_Click(object sender, EventArgs e)
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{
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DialogResult = DialogResult.Cancel;
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Close();
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}
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private void rbHue_CheckedChanged(object sender, EventArgs e)
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{
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if (rbHue.Checked) colorPicker.DrawStyle = DrawStyle.Hue;
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}
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private void rbSaturation_CheckedChanged(object sender, EventArgs e)
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{
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if (rbSaturation.Checked) colorPicker.DrawStyle = DrawStyle.Saturation;
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}
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private void rbBrightness_CheckedChanged(object sender, EventArgs e)
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{
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if (rbBrightness.Checked) colorPicker.DrawStyle = DrawStyle.Brightness;
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}
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private void rbRed_CheckedChanged(object sender, EventArgs e)
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{
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if (rbRed.Checked) colorPicker.DrawStyle = DrawStyle.Red;
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}
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private void rbGreen_CheckedChanged(object sender, EventArgs e)
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{
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if (rbGreen.Checked) colorPicker.DrawStyle = DrawStyle.Green;
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}
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private void rbBlue_CheckedChanged(object sender, EventArgs e)
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{
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if (rbBlue.Checked) colorPicker.DrawStyle = DrawStyle.Blue;
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}
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private void RGB_ValueChanged(object sender, EventArgs e)
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{
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if (!controlChangingColor)
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{
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colorPicker.ChangeColor(Color.FromArgb((int)nudAlpha.Value, (int)nudRed.Value, (int)nudGreen.Value, (int)nudBlue.Value), ColorType.RGBA);
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}
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}
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private void HSB_ValueChanged(object sender, EventArgs e)
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{
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if (!controlChangingColor)
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{
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colorPicker.ChangeColor(new HSB((int)nudHue.Value, (int)nudSaturation.Value, (int)nudBrightness.Value, (int)nudAlpha.Value).ToColor(), ColorType.HSB);
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}
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}
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private void CMYK_ValueChanged(object sender, EventArgs e)
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{
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if (!controlChangingColor)
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{
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colorPicker.ChangeColor(new CMYK((double)nudCyan.Value / 100, (double)nudMagenta.Value / 100, (double)nudYellow.Value / 100,
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(double)nudKey.Value / 100, (int)nudAlpha.Value).ToColor(), ColorType.CMYK);
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}
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}
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private void txtHex_TextChanged(object sender, EventArgs e)
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{
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try
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{
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if (!controlChangingColor)
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{
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colorPicker.ChangeColor(ColorHelpers.HexToColor(txtHex.Text), ColorType.Hex);
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}
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}
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catch
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{
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}
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}
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private void txtDecimal_TextChanged(object sender, EventArgs e)
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{
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try
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{
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if (!controlChangingColor)
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{
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colorPicker.ChangeColor(ColorHelpers.DecimalToColor(Convert.ToInt32(txtDecimal.Text)), ColorType.Decimal);
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}
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}
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catch
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{
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}
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}
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private void pbColorPreview_MouseClick(object sender, MouseEventArgs e)
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{
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if (e.Button == MouseButtons.Left && oldColorExist)
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{
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colorPicker.ChangeColor(OldColor);
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}
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}
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#endregion Events
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}
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}
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