private void UpdateSaturationBar(HSLColor color)
{
DrawSaturationGradient(color);
}
private void DrawSaturationGradient(HSLColor color)
{
var dis = saturationPanel.DisplayRectangle;
var screenRec = saturationPanel.RectangleToScreen(dis);
var rec = saturationPanel.Parent.RectangleToClient(screenRec);
saturationPanel.Visible = false;
LinearGradientBrush brush = new LinearGradientBrush(
rec,
Color.Transparent,
Color.Transparent,
LinearGradientMode.Horizontal);
ColorBlend blend = new ColorBlend();
Color[] blendColors =
{
new HSLColor(
color.Hue,
0,
color.Luminosity),
new HSLColor(
color.Hue,
120,
color.Luminosity),
new HSLColor(
color.Hue,
240,
color.Luminosity)
};
float[] positions = { 0.0f, 0.5f, 1.0f };
blend.Colors = blendColors;
blend.Positions = positions;
brush.InterpolationColors = blend;
using (Graphics g = this.CreateGraphics())
{
g.FillRectangle(brush, rec);
}
}
private void UpdateBrightnessBar(HSLColor color)
{
DrawBrightnessGradient(color);
}
private void SaturationBar_ValueChanged(object sender, EventArgs e)
{
float newSaturation = saturationBar.Value;
var newColor = new HSLColor();
try
{
newColor.Hue = dataSource.SelectedColor.Hue;
newColor.Saturation = newSaturation;
newColor.Luminosity = dataSource.SelectedColor.Luminosity;
brightnessBar.ValueChanged -= BrightnessBar_ValueChanged;
saturationBar.ValueChanged -= SaturationBar_ValueChanged;
dataSource.SelectedColor = newColor;
UpdateBrightnessBar(newColor);
UpdateSaturationBar(newColor);
brightnessBar.ValueChanged += BrightnessBar_ValueChanged;
saturationBar.ValueChanged += SaturationBar_ValueChanged;
}
catch (Exception)
{
}
}
private void ColorSelectedShapesWithColor(HSLColor selectedColor)
{
SelectShapes();
if (_selectedShapes != null
&& PowerPointCurrentPresentationInfo.CurrentSelection.Type == PpSelectionType.ppSelectionShapes)
{
foreach (PowerPoint.Shape s in _selectedShapes)
{
try
{
var r = ((Color)selectedColor).R;
var g = ((Color)selectedColor).G;
var b = ((Color)selectedColor).B;
var rgb = (b << 16) | (g << 8) | (r);
ColorShapeWithColor(s, rgb, currMode);
}
catch (Exception)
{
RecreateCorruptedShape(s);
}
}
}
if (_selectedText != null
&& PowerPointCurrentPresentationInfo.CurrentSelection.Type == PpSelectionType.ppSelectionText)
{
try
{
var r = ((Color)selectedColor).R;
var g = ((Color)selectedColor).G;
var b = ((Color)selectedColor).B;
var rgb = (b << 16) | (g << 8) | (r);
ColorShapeWithColor(_selectedText, rgb, currMode);
}
catch (Exception)
{
}
}
}
private static double GetTemp2(HSLColor hslColor)
{
double temp2;
if (hslColor.luminosity < 0.5) //<=??
temp2 = hslColor.luminosity * (1.0 + hslColor.saturation);
else
temp2 = hslColor.luminosity + hslColor.saturation - (hslColor.luminosity * hslColor.saturation);
return temp2;
}
private void brightnessBar_ValueChanged(object sender, EventArgs e)
{
if (!timer1.Enabled)
{
float newBrightness = brightnessBar.Value;
var newColor = new HSLColor();
try
{
newColor.Hue = dataSource.selectedColor.Hue;
newColor.Saturation = dataSource.selectedColor.Saturation;
newColor.Luminosity = newBrightness;
brightnessBar.ValueChanged -= brightnessBar_ValueChanged;
saturationBar.ValueChanged -= saturationBar_ValueChanged;
dataSource.selectedColor = newColor;
UpdateSaturationBar(newColor);
UpdateBrightnessBar(newColor);
brightnessBar.ValueChanged += brightnessBar_ValueChanged;
saturationBar.ValueChanged += saturationBar_ValueChanged;
}
catch (Exception)
{
}
}
}
private void UpdateSaturationBar(HSLColor color)
{
DrawSaturationGradient(color);
}
private void UpdateBrightnessBar(HSLColor color)
{
DrawBrightnessGradient(color);
}