public static void PaintShadowTextOnGlass(Graphics g, string text, Font font, Rectangle rect, ThemeTextFormat tf, Color textColor, Color shadowColor, bool copySourceBackground) { Point transformPoint = new Point(); using (Matrix trans = g.Transform) { Point[] pts = new Point[1]; pts[0] = transformPoint; trans.TransformPoints(pts); transformPoint = pts[0]; } IntPtr hdc = g.GetHdc(); const int SRCCOPY = 0x00CC0020; try { IntPtr memdc = WinApi.CreateCompatibleDC(hdc); try { WinApi.BITMAPINFO info = new WinApi.BITMAPINFO(); info.biWidth = rect.Width; info.biHeight = -rect.Height; info.biPlanes = 1; info.biBitCount = 32; info.biSize = Marshal.SizeOf(info); IntPtr dib = WinApi.CreateDIBSection(hdc, info, 0, 0, IntPtr.Zero, 0); WinApi.SelectObject(memdc, dib); IntPtr fontHandle = font.ToHfont(); WinApi.SelectObject(memdc, fontHandle); Themes.RECT bounds = new Themes.RECT(new Rectangle(0, 0, rect.Width, rect.Height)); System.Windows.Forms.VisualStyles.VisualStyleRenderer themeRenderer = new System.Windows.Forms.VisualStyles.VisualStyleRenderer(System.Windows.Forms.VisualStyles.VisualStyleElement.Window.Caption.Active); Themes.DTTOPTS dttOpts = new Themes.DTTOPTS(); dttOpts.crText = new Themes.COLORREF(shadowColor); dttOpts.dwFlags = (int)Themes.DTT_VALIDBITS.DTT_COMPOSITED | (int)Themes.DTT_VALIDBITS.DTT_TEXTCOLOR; dttOpts.dwSize = Marshal.SizeOf(dttOpts); if (copySourceBackground) WinApi.BitBlt(memdc, 0, 0, rect.Width, rect.Height, hdc, rect.Left + transformPoint.X, rect.Top + transformPoint.Y, SRCCOPY); // Shadow bounds.Offset(1, 2); Themes.DrawThemeTextEx(themeRenderer.Handle, memdc, 0, 0, text, -1, (int)tf, ref bounds, ref dttOpts); bounds.Offset(-1, -1); dttOpts.crText = new Themes.COLORREF(textColor); Themes.DrawThemeTextEx(themeRenderer.Handle, memdc, 0, 0, text, -1, (int)tf, ref bounds, ref dttOpts); //Themes.DrawThemeTextEx(themeRenderer.Handle, memdc, 0, 0, text, -1, (int)tf, ref bounds, ref dttOpts); WinApi.BitBlt(hdc, rect.Left + transformPoint.X, rect.Top + transformPoint.Y, rect.Width, rect.Height, memdc, 0, 0, SRCCOPY); WinApi.DeleteObject(fontHandle); WinApi.DeleteObject(dib); } finally { WinApi.DeleteDC(memdc); } } finally { g.ReleaseHdc(hdc); } }
protected virtual Themes.RECT GetThemeTextBounds(Rectangle rect) { Themes.RECT bounds = new Themes.RECT(new Rectangle(0, 0, rect.Width, rect.Height)); return bounds; }
public static void PaintTextOnGlass(Graphics g, string text, Font font, Rectangle rect, ThemeTextFormat tf, Color textColor, bool copySourceBackground, bool renderGlow, int glowSize) { IntPtr hdc = g.GetHdc(); const int SRCCOPY = 0x00CC0020; try { IntPtr memdc = WinApi.CreateCompatibleDC(hdc); try { WinApi.BITMAPINFO info = new WinApi.BITMAPINFO(); info.biWidth = rect.Width; info.biHeight = -rect.Height; info.biPlanes = 1; info.biBitCount = 32; info.biSize = Marshal.SizeOf(info); IntPtr dib = WinApi.CreateDIBSection(hdc, info, 0, 0, IntPtr.Zero, 0); WinApi.SelectObject(memdc, dib); IntPtr fontHandle = font.ToHfont(); WinApi.SelectObject(memdc, fontHandle); Themes.RECT bounds = new Themes.RECT(new Rectangle(0, 0, rect.Width, rect.Height)); System.Windows.Forms.VisualStyles.VisualStyleRenderer themeRenderer = new System.Windows.Forms.VisualStyles.VisualStyleRenderer(System.Windows.Forms.VisualStyles.VisualStyleElement.Window.Caption.Active); Themes.DTTOPTS dttOpts = new Themes.DTTOPTS(); dttOpts.iGlowSize = glowSize; dttOpts.crText = new Themes.COLORREF(textColor); dttOpts.dwFlags = (int)Themes.DTT_VALIDBITS.DTT_COMPOSITED | (renderGlow ? (int)Themes.DTT_VALIDBITS.DTT_GLOWSIZE : 0) | (int)Themes.DTT_VALIDBITS.DTT_TEXTCOLOR; dttOpts.dwSize = Marshal.SizeOf(dttOpts); if (copySourceBackground) WinApi.BitBlt(memdc, 0, 0, rect.Width, rect.Height, hdc, rect.Left, rect.Top, SRCCOPY); Themes.DrawThemeTextEx(themeRenderer.Handle, memdc, 0, 0, text, -1, (int)tf, ref bounds, ref dttOpts); WinApi.BitBlt(hdc, rect.Left, rect.Top, rect.Width, rect.Height, memdc, 0, 0, SRCCOPY); WinApi.DeleteObject(fontHandle); WinApi.DeleteObject(dib); } finally { WinApi.DeleteDC(memdc); } } finally { g.ReleaseHdc(hdc); } }