protected void DrawCheckOnly(PaintEventArgs e, LayoutData layout, Color checkColor, Color checkBackground, bool disabledColors)
{
// check
//
if (Control.Checked)
{
if (!Control.Enabled && disabledColors)
{
checkColor = SystemColors.ControlDark;
}
double scale = GetDpiScaleRatio(e.Graphics);
using (WindowsGraphics wg = WindowsGraphics.FromGraphics(e.Graphics))
{
using (WindowsBrush brush = new WindowsSolidBrush(wg.DeviceContext, checkColor))
{
// circle drawing doesn't work at this size
int offset = 5;
Rectangle vCross = new Rectangle(layout.checkBounds.X + GetScaledNumber(offset, scale), layout.checkBounds.Y + GetScaledNumber(offset - 1, scale), GetScaledNumber(2, scale), GetScaledNumber(4, scale));
wg.FillRectangle(brush, vCross);
Rectangle hCross = new Rectangle(layout.checkBounds.X + GetScaledNumber(offset - 1, scale), layout.checkBounds.Y + GetScaledNumber(offset, scale), GetScaledNumber(4, scale), GetScaledNumber(2, scale));
wg.FillRectangle(brush, hCross);
}
}
}
}
// Helper method to overcome the poor GDI ellipse drawing routine
// VSWhidbey #334097
private static void DrawAndFillEllipse(WindowsGraphics wg, WindowsPen borderPen, WindowsBrush fieldBrush, Rectangle bounds)
{
Debug.Assert(wg != null, "Calling DrawAndFillEllipse with null wg");
if (wg == null)
{
return;
}
wg.FillRectangle(fieldBrush, new Rectangle(bounds.X + 2, bounds.Y + 2, 8, 8));
wg.FillRectangle(fieldBrush, new Rectangle(bounds.X + 4, bounds.Y + 1, 4, 10));
wg.FillRectangle(fieldBrush, new Rectangle(bounds.X + 1, bounds.Y + 4, 10, 4));
wg.DrawLine(borderPen, new Point(bounds.X + 4, bounds.Y + 0), new Point(bounds.X + 8, bounds.Y + 0));
wg.DrawLine(borderPen, new Point(bounds.X + 4, bounds.Y + 11), new Point(bounds.X + 8, bounds.Y + 11));
wg.DrawLine(borderPen, new Point(bounds.X + 2, bounds.Y + 1), new Point(bounds.X + 4, bounds.Y + 1));
wg.DrawLine(borderPen, new Point(bounds.X + 8, bounds.Y + 1), new Point(bounds.X + 10, bounds.Y + 1));
wg.DrawLine(borderPen, new Point(bounds.X + 2, bounds.Y + 10), new Point(bounds.X + 4, bounds.Y + 10));
wg.DrawLine(borderPen, new Point(bounds.X + 8, bounds.Y + 10), new Point(bounds.X + 10, bounds.Y + 10));
wg.DrawLine(borderPen, new Point(bounds.X + 0, bounds.Y + 4), new Point(bounds.X + 0, bounds.Y + 8));
wg.DrawLine(borderPen, new Point(bounds.X + 11, bounds.Y + 4), new Point(bounds.X + 11, bounds.Y + 8));
wg.DrawLine(borderPen, new Point(bounds.X + 1, bounds.Y + 2), new Point(bounds.X + 1, bounds.Y + 4));
wg.DrawLine(borderPen, new Point(bounds.X + 1, bounds.Y + 8), new Point(bounds.X + 1, bounds.Y + 10));
wg.DrawLine(borderPen, new Point(bounds.X + 10, bounds.Y + 2), new Point(bounds.X + 10, bounds.Y + 4));
wg.DrawLine(borderPen, new Point(bounds.X + 10, bounds.Y + 8), new Point(bounds.X + 10, bounds.Y + 10));
}
// used by DataGridViewCheckBoxCell
internal static void DrawCheckBackground(bool controlEnabled, CheckState controlCheckState, Graphics g, Rectangle bounds, Color checkColor, Color checkBackground, bool disabledColors, ColorData colors)
{
using (WindowsGraphics wg = WindowsGraphics.FromGraphics(g)) {
WindowsBrush brush;
if (!controlEnabled && disabledColors)
{
brush = new WindowsSolidBrush(wg.DeviceContext, SystemColors.Control);
}
else if (controlCheckState == CheckState.Indeterminate && checkBackground == SystemColors.Window && disabledColors)
{
Color comboColor = SystemInformation.HighContrast ? SystemColors.ControlDark :
SystemColors.Control;
byte R = (byte)((comboColor.R + SystemColors.Window.R) / 2);
byte G = (byte)((comboColor.G + SystemColors.Window.G) / 2);
byte B = (byte)((comboColor.B + SystemColors.Window.B) / 2);
brush = new WindowsSolidBrush(wg.DeviceContext, Color.FromArgb(R, G, B));
}
else
{
brush = new WindowsSolidBrush(wg.DeviceContext, checkBackground);
}
try {
wg.FillRectangle(brush, bounds);
}
finally {
if (brush != null)
{
brush.Dispose();
}
}
}
}
internal static void DrawCheckBackground(bool controlEnabled, CheckState controlCheckState, Graphics g, Rectangle bounds, Color checkColor, Color checkBackground, bool disabledColors, ButtonBaseAdapter.ColorData colors)
{
using (WindowsGraphics graphics = WindowsGraphics.FromGraphics(g))
{
WindowsBrush brush;
if (!controlEnabled && disabledColors)
{
brush = new WindowsSolidBrush(graphics.DeviceContext, SystemColors.Control);
}
else if (((controlCheckState == CheckState.Indeterminate) && (checkBackground == SystemColors.Window)) && disabledColors)
{
Color color = SystemInformation.HighContrast ? SystemColors.ControlDark : SystemColors.Control;
byte red = (byte)((color.R + SystemColors.Window.R) / 2);
byte green = (byte)((color.G + SystemColors.Window.G) / 2);
byte blue = (byte)((color.B + SystemColors.Window.B) / 2);
brush = new WindowsSolidBrush(graphics.DeviceContext, Color.FromArgb(red, green, blue));
}
else
{
brush = new WindowsSolidBrush(graphics.DeviceContext, checkBackground);
}
try
{
graphics.FillRectangle(brush, bounds);
}
finally
{
if (brush != null)
{
brush.Dispose();
}
}
}
}
private static void DrawAndFillEllipse(WindowsGraphics wg, WindowsPen borderPen, WindowsBrush fieldBrush, Rectangle bounds)
{
if (wg != null)
{
wg.FillRectangle(fieldBrush, new Rectangle(bounds.X + 2, bounds.Y + 2, 8, 8));
wg.FillRectangle(fieldBrush, new Rectangle(bounds.X + 4, bounds.Y + 1, 4, 10));
wg.FillRectangle(fieldBrush, new Rectangle(bounds.X + 1, bounds.Y + 4, 10, 4));
wg.DrawLine(borderPen, new Point(bounds.X + 4, bounds.Y), new Point(bounds.X + 8, bounds.Y));
wg.DrawLine(borderPen, new Point(bounds.X + 4, bounds.Y + 11), new Point(bounds.X + 8, bounds.Y + 11));
wg.DrawLine(borderPen, new Point(bounds.X + 2, bounds.Y + 1), new Point(bounds.X + 4, bounds.Y + 1));
wg.DrawLine(borderPen, new Point(bounds.X + 8, bounds.Y + 1), new Point(bounds.X + 10, bounds.Y + 1));
wg.DrawLine(borderPen, new Point(bounds.X + 2, bounds.Y + 10), new Point(bounds.X + 4, bounds.Y + 10));
wg.DrawLine(borderPen, new Point(bounds.X + 8, bounds.Y + 10), new Point(bounds.X + 10, bounds.Y + 10));
wg.DrawLine(borderPen, new Point(bounds.X, bounds.Y + 4), new Point(bounds.X, bounds.Y + 8));
wg.DrawLine(borderPen, new Point(bounds.X + 11, bounds.Y + 4), new Point(bounds.X + 11, bounds.Y + 8));
wg.DrawLine(borderPen, new Point(bounds.X + 1, bounds.Y + 2), new Point(bounds.X + 1, bounds.Y + 4));
wg.DrawLine(borderPen, new Point(bounds.X + 1, bounds.Y + 8), new Point(bounds.X + 1, bounds.Y + 10));
wg.DrawLine(borderPen, new Point(bounds.X + 10, bounds.Y + 2), new Point(bounds.X + 10, bounds.Y + 4));
wg.DrawLine(borderPen, new Point(bounds.X + 10, bounds.Y + 8), new Point(bounds.X + 10, bounds.Y + 10));
}
}
protected void DrawCheckOnly(PaintEventArgs e, ButtonBaseAdapter.LayoutData layout, Color checkColor, Color checkBackground, bool disabledColors)
{
if (this.Control.Checked)
{
if (!this.Control.Enabled && disabledColors)
{
checkColor = SystemColors.ControlDark;
}
float dpiScaleRatio = CheckableControlBaseAdapter.GetDpiScaleRatio(e.Graphics);
using (WindowsGraphics graphics = WindowsGraphics.FromGraphics(e.Graphics))
{
using (WindowsBrush brush = new WindowsSolidBrush(graphics.DeviceContext, checkColor))
{
int n = 5;
Rectangle rect = new Rectangle(layout.checkBounds.X + GetScaledNumber(n, dpiScaleRatio), layout.checkBounds.Y + GetScaledNumber(n - 1, dpiScaleRatio), GetScaledNumber(2, dpiScaleRatio), GetScaledNumber(4, dpiScaleRatio));
graphics.FillRectangle(brush, rect);
Rectangle rectangle2 = new Rectangle(layout.checkBounds.X + GetScaledNumber(n - 1, dpiScaleRatio), layout.checkBounds.Y + GetScaledNumber(n, dpiScaleRatio), GetScaledNumber(4, dpiScaleRatio), GetScaledNumber(2, dpiScaleRatio));
graphics.FillRectangle(brush, rectangle2);
}
}
}
}
protected void DrawCheckFlat(PaintEventArgs e, LayoutData layout, Color checkColor, Color checkBackground, Color checkBorder, ColorData colors)
{
Rectangle bounds = layout.checkBounds;
// Removed subtracting one for Width and Height. In Everett we needed to do this,
// since we were using GDI+ to draw the border. Now that we are using GDI,
// we should not do before drawing the border.
if (!layout.options.everettButtonCompat)
{
bounds.Width--;
bounds.Height--;
}
using (WindowsGraphics wg = WindowsGraphics.FromGraphics(e.Graphics))
{
using (WindowsPen pen = new WindowsPen(wg.DeviceContext, checkBorder))
{
wg.DrawRectangle(pen, bounds);
}
// Now subtract, since the rest of the code is like Everett.
if (layout.options.everettButtonCompat)
{
bounds.Width--;
bounds.Height--;
}
bounds.Inflate(-1, -1);
}
if (Control.CheckState == CheckState.Indeterminate)
{
bounds.Width++;
bounds.Height++;
DrawDitheredFill(e.Graphics, colors.buttonFace, checkBackground, bounds);
}
else
{
using (WindowsGraphics wg = WindowsGraphics.FromGraphics(e.Graphics))
{
using (WindowsBrush brush = new WindowsSolidBrush(wg.DeviceContext, checkBackground))
{
// Even though we are using GDI here as opposed to GDI+ in Everett, we still need to add 1.
bounds.Width++;
bounds.Height++;
wg.FillRectangle(brush, bounds);
}
}
}
DrawCheckOnly(e, layout, colors, checkColor, checkBackground);
}
protected void DrawCheckFlat(PaintEventArgs e, ButtonBaseAdapter.LayoutData layout, Color checkColor, Color checkBackground, Color checkBorder, ButtonBaseAdapter.ColorData colors)
{
Rectangle checkBounds = layout.checkBounds;
if (!layout.options.everettButtonCompat)
{
checkBounds.Width--;
checkBounds.Height--;
}
using (WindowsGraphics graphics = WindowsGraphics.FromGraphics(e.Graphics))
{
using (WindowsPen pen = new WindowsPen(graphics.DeviceContext, checkBorder))
{
graphics.DrawRectangle(pen, checkBounds);
}
if (layout.options.everettButtonCompat)
{
checkBounds.Width--;
checkBounds.Height--;
}
checkBounds.Inflate(-1, -1);
}
if (this.Control.CheckState == CheckState.Indeterminate)
{
checkBounds.Width++;
checkBounds.Height++;
ButtonBaseAdapter.DrawDitheredFill(e.Graphics, colors.buttonFace, checkBackground, checkBounds);
}
else
{
using (WindowsGraphics graphics2 = WindowsGraphics.FromGraphics(e.Graphics))
{
using (WindowsBrush brush = new WindowsSolidBrush(graphics2.DeviceContext, checkBackground))
{
checkBounds.Width++;
checkBounds.Height++;
graphics2.FillRectangle(brush, checkBounds);
}
}
}
this.DrawCheckOnly(e, layout, colors, checkColor, checkBackground, true);
}
