示例#1
0
        public ColorPickForm()
        {
            InitializeComponent();

            mColorPicked = new Color();
            mColorHSL = new ColorSpaceConverter.HSL();
            mColorCMYK = new ColorSpaceConverter.CMYK();

            radioButtonHSL_H.Checked = true;    ///< 默认模式

            // 注册事件响应
            colorPaletteUserControl.Scroll += new System.EventHandler(this.colorPaletteUserControl_Scroll);
            colorVerticalSliderUserControl.Scroll += new System.EventHandler(this.colorVerticalSliderUserControl_Scroll);

            // 设置黑色为默认颜色
            ColorPicked = Color.FromArgb(0, 0, 0);
        }
示例#2
0
        private void textBoxRGB_R_Leave(object sender, EventArgs e)
        {
            string colorText = textBoxRGB_R.Text;

            // 非法字符检测
            bool hasIllegalChar = false;
            if (colorText.Length <= 0)
            {
                hasIllegalChar = true;
            }
            else
            {
                foreach (char letter in colorText)
                {
                    if (!char.IsNumber(letter))
                    {
                        hasIllegalChar = true;
                        break;
                    }
                }
            }

            // 计算新的颜色值
            if (hasIllegalChar)
            {
                MessageBox.Show("Red must be a number value between 0 and 255!");
                UpdateTextBoxes();  ///< 更新文本框
            }
            else
            {
                int colorValue = int.Parse(colorText);
                if (colorValue < 0)
                {
                    MessageBox.Show("Red must be a number value between 0 and 255, Closese value inserted!");
                    textBoxRGB_R.Text = "0";
                    mColorPicked = Color.FromArgb(0, mColorPicked.G, mColorPicked.B);
                }
                else if (colorValue > 255)
                {
                    MessageBox.Show("Red must be a number value between 0 and 255, Closese value inserted!");
                    textBoxRGB_R.Text = "255";
                    mColorPicked = Color.FromArgb(255, mColorPicked.G, mColorPicked.B);
                }
                else
                {
                    mColorPicked = Color.FromArgb(colorValue, mColorPicked.G, mColorPicked.B);
                }

                mColorHSL = Common.ColorSpaceConverter.RGB2HSL(mColorPicked);
                mColorCMYK = Common.ColorSpaceConverter.RGB2CMYK(mColorPicked);

                colorPaletteUserControl.RGB = mColorPicked;         ///< 用RGB值更新主控件
                colorVerticalSliderUserControl.RGB = mColorPicked;  ///< 用RGB值更新辅助控件

                UpdateTextBoxes();  ///< 更新文本框
            }
        }
示例#3
0
        private void colorVerticalSliderUserControl_Scroll(object sender, System.EventArgs e)
        {
            // 从辅助颜色控件获取当前颜色
            mColorPicked = colorVerticalSliderUserControl.RGB;
            mColorHSL =colorVerticalSliderUserControl.HSL;
            mColorCMYK = Common.ColorSpaceConverter.RGB2CMYK(colorVerticalSliderUserControl.RGB);

            // 更新界面
            UpdateTextBoxes();

            // 用HSL值更新主控件(数值精度比较高)
            colorPaletteUserControl.HSL = mColorHSL;

            // 发送改变消息
            if (OnColorChanged != null)
                OnColorChanged(this, e);
        }