private void TipCapture()
{
IntPtr handle = Handle;
if (handle == IntPtr.Zero)
{
return;
}
RECT rect = new RECT();
NativeMethodsToop.GetWindowRect(handle, ref rect);
Size size = new Size(
rect.Right - rect.Left,
rect.Bottom - rect.Top);
_backDc = new ImageDc(size.Width, size.Height);
IntPtr pD = NativeMethodsToop.GetDesktopWindow();
IntPtr pH = NativeMethodsToop.GetDC(pD);
NativeMethodsToop.BitBlt(
_backDc.Hdc,
0, 0, size.Width, size.Height,
pH, rect.Left, rect.Top, 0xCC0020);
NativeMethodsToop.ReleaseDC(pD, pH);
}
private void CreateImageDc(int width, int height, IntPtr hBmp)
{
IntPtr pHdc = IntPtr.Zero;
pHdc = NativeMethodsToop.CreateDCA("DISPLAY", "", "", 0);
_pHdc = NativeMethodsToop.CreateCompatibleDC(pHdc);
if (hBmp != IntPtr.Zero)
{
_pBmp = hBmp;
}
else
{
_pBmp = NativeMethodsToop.CreateCompatibleBitmap(pHdc, width, height);
}
_pBmpOld = NativeMethodsToop.SelectObject(_pHdc, _pBmp);
if (_pBmpOld == IntPtr.Zero)
{
ImageDestroy();
}
else
{
_width = width;
_height = height;
}
NativeMethodsToop.DeleteDC(pHdc);
pHdc = IntPtr.Zero;
}
private void ImageDestroy()
{
if (_pBmpOld != IntPtr.Zero)
{
NativeMethodsToop.SelectObject(_pHdc, _pBmpOld);
_pBmpOld = IntPtr.Zero;
}
if (_pBmp != IntPtr.Zero)
{
NativeMethodsToop.DeleteObject(_pBmp);
_pBmp = IntPtr.Zero;
}
if (_pHdc != IntPtr.Zero)
{
NativeMethodsToop.DeleteDC(_pHdc);
_pHdc = IntPtr.Zero;
}
}
private void ToolTipExDraw(
object sender, DrawToolTipEventArgs e)
{
Graphics g = e.Graphics;
g.TextRenderingHint = TextRenderingHint.AntiAliasGridFit;
g.SmoothingMode = SmoothingMode.HighQuality;
Rectangle bounds = e.Bounds;
int alpha = (int)(_opacity * 255);
int defaultXOffset = 12;
int defaultTopHeight = 36;
int tipTextXOffset = 3;
int tipTextYOffset = 3;
if (Handle != IntPtr.Zero && _opacity < 1D)
{
IntPtr hDC = g.GetHdc();
NativeMethodsToop.BitBlt(
hDC, 0, 0, bounds.Width, bounds.Height,
_backDc.Hdc, 0, 0, 0xCC0020);
g.ReleaseHdc(hDC);
}
Color backNormalColor = Color.FromArgb(
alpha, ColorTable.BackNormal);
Color baseColor = Color.FromArgb(
alpha, ColorTable.BackHover);
Color borderColor = Color.FromArgb(
alpha, ColorTable.Border);
#region 自画三角
//int spos = 3;
//Rectangle tmp=new Rectangle(bounds.Location,new Size(bounds.Width-1,bounds.Height-1));
//int tmpVal = 2;
//PointF[] pitems = new PointF[]{
//new Point(0,tmpVal), new Point(tmpVal,0),
//new Point(tmp.Width-tmpVal,0), new Point(tmp.Width,tmpVal),
//new Point(tmp.Width,tmp.Height-tmpVal), new Point(tmp.Width-tmpVal,tmp.Height),
//new Point(tmpVal,tmp.Height), new Point(0,tmp.Height-tmpVal)
//};
//switch (d)
//{
// case dur.left:
// //pitems_left
// pitems = new PointF[]{
// new Point(spos,tmpVal),new Point(spos+tmpVal,0),
// new Point(tmp.Width-tmpVal,0), new Point(tmp.Width,tmpVal),
// new Point(tmp.Width,tmp.Height-tmpVal),new Point(tmp.Width-tmpVal,tmp.Height),
// new Point(spos+tmpVal,tmp.Height), new Point(spos,tmp.Height-tmpVal),
// new PointF(spos,tmp.Height/2-3),new PointF(0,tmp.Height/2),new PointF(spos,tmp.Height/2+3)
//};
// break;
// case dur.top:
// //pitems_Top
// pitems = new PointF[]{
// new Point(0,spos+tmpVal),new Point(tmpVal,spos),
// new PointF((tmp.Width-spos)/2-3,spos),new PointF((tmp.Width-spos)/2,0),new PointF((tmp.Width-spos)/2+3,spos),
// //new PointF((tmp.Width-spos)*4/9,spos),new PointF((tmp.Width-spos)/2,0),new PointF((tmp.Width-spos)*5/9,spos),
// new Point(tmp.Width-tmpVal,spos), new Point(tmp.Width,spos+tmpVal),
// new Point(tmp.Width,tmp.Height-tmpVal),
// new Point(tmp.Width-tmpVal,tmp.Height),
// new Point(tmpVal,tmp.Height),
// new Point(0,tmp.Height-tmpVal)
//};
// break;
// case dur.right:
// //pitems_Right
// pitems = new PointF[]{
// new Point(0,tmpVal),new Point(tmpVal,0),
// new Point((tmp.Width-spos)-tmpVal,0), new Point((tmp.Width-spos),tmpVal),
// new PointF((tmp.Width-spos),tmp.Height/2-3),new PointF((tmp.Width),tmp.Height/2),new PointF((tmp.Width-spos),tmp.Height/2+3),
// //new PointF((tmp.Width-spos),tmp.Height*3/7),new PointF((tmp.Width),tmp.Height/2),new PointF((tmp.Width-spos),tmp.Height*4/7),
// new Point(tmp.Width-spos,tmp.Height-tmpVal), new Point(tmp.Width-spos-tmpVal,tmp.Height),
// new Point(tmpVal,tmp.Height), new Point(0,tmp.Height-tmpVal)
//};
// break;
// case dur.bottom:
// //pitems_Bottom
// pitems = new PointF[]{
// new Point(0,tmpVal),new Point(tmpVal,0),
// new Point((tmp.Width)-tmpVal,0), new Point((tmp.Width),tmpVal),
// new PointF(tmp.Width,tmp.Height-spos-tmpVal), new PointF(tmp.Width-tmpVal,tmp.Height-spos),
// new Point(tmp.Width/2-3,tmp.Height-spos), new Point(tmp.Width/2,tmp.Height), new Point(tmp.Width/2+3,tmp.Height-spos),
// //new Point(tmp.Width*3/7,tmp.Height-spos), new Point(tmp.Width/2,tmp.Height), new Point(tmp.Width*4/7,tmp.Height-spos),
// new Point(tmpVal,tmp.Height-spos),new Point(0,tmp.Height-spos-tmpVal)
// };
// break;
//}
#endregion
Bitmap Img = Resources.DNAniu_Bottom;
switch (d)
{
case dur.bottom:
Img = Resources.DNAniu_Bottom;
break;
case dur.left:
Img = Resources.left_82;
break;
case dur.right:
Img = Resources.right_82;
break;
case dur.top:
Img = Resources.down_82;
break;
default:
Img = Resources.down_82;
break;
}
//背景
using (LinearGradientBrush brush = new LinearGradientBrush(
bounds,
backNormalColor,
baseColor,
LinearGradientMode.Vertical))
{
if (_opacity == 1D)
{
TipCapture();
IntPtr hDC = g.GetHdc();
NativeMethodsToop.BitBlt(
hDC, 0, 0, bounds.Width, bounds.Height,
_backDc.Hdc, 0, 0, 0xCC0020);
g.ReleaseHdc(hDC);
}
if (d != dur.normal)
{
g.DrawImage(Img, bounds);
}
else
{
//int spos = 3;
Rectangle tmp = new Rectangle(bounds.Location, new Size(bounds.Width - 1, bounds.Height - 1));
int tmpVal = 2;
PointF[] pitems = new PointF[] {
new Point(0, tmpVal), new Point(tmpVal, 0),
new Point(tmp.Width - tmpVal, 0), new Point(tmp.Width, tmpVal),
new Point(tmp.Width, tmp.Height - tmpVal), new Point(tmp.Width - tmpVal, tmp.Height),
new Point(tmpVal, tmp.Height), new Point(0, tmp.Height - tmpVal)
};
g.FillPolygon(new SolidBrush(Color.White), pitems);
g.DrawPolygon(new Pen(FrmStyle.BorderColor), pitems);
}
}
#region border
// g.DrawPolygon(new Pen(borderColor), pitems);
#endregion
//背景
//using (LinearGradientBrush brush = new LinearGradientBrush(
// bounds,
// backNormalColor,
// baseColor,
// LinearGradientMode.Vertical))
//{
// g.FillPolygon(brush, pitems);
//}
Rectangle imageRect = Rectangle.Empty;
Rectangle titleRect;
Rectangle tipRect;
if (base.ToolTipIcon != ToolTipIcon.None)
{
tipTextXOffset = defaultXOffset;
tipTextYOffset = defaultTopHeight;
imageRect = new Rectangle(
bounds.X + defaultXOffset - (ImageSize.Width - 16) / 2,
bounds.Y + (defaultTopHeight - _imageSize.Height) / 2,
_imageSize.Width,
_imageSize.Height);
Image image = _image;
bool bDispose = false;
if (image == null)
{
Icon icon = GetIcon();
if (icon != null)
{
image = icon.ToBitmap();
bDispose = true;
}
}
if (image != null)
{
using (InterpolationModeGraphics ig =
new InterpolationModeGraphics(g))
{
if (_opacity < 1D)
{
RenderHelper.RenderAlphaImage(
g,
image,
imageRect,
(float)_opacity);
}
else
{
g.DrawImage(
image,
imageRect,
0,
0,
image.Width,
image.Height,
GraphicsUnit.Pixel);
}
}
if (bDispose)
{
image.Dispose();
}
}
}
StringFormat sf = new StringFormat();
sf.LineAlignment = StringAlignment.Center;
int sposTitle = 2;
if (!string.IsNullOrEmpty(base.ToolTipTitle))
{
tipTextXOffset = defaultXOffset;
tipTextYOffset = defaultTopHeight;
int x = imageRect.IsEmpty ?
defaultXOffset : imageRect.Right + 3;
titleRect = new Rectangle(
x + sposTitle,
bounds.Y + sposTitle,
bounds.Width - x,
defaultTopHeight);
Color foreColor = Color.FromArgb(
alpha, ColorTable.TitleFore);
using (Brush brush = new SolidBrush(foreColor))
{
g.DrawString(
base.ToolTipTitle,
_titleFont,
brush,
titleRect,
sf);
}
}
if (!string.IsNullOrEmpty(e.ToolTipText))
{
tipRect = new Rectangle(
bounds.X + sposTitle + tipTextXOffset,
bounds.Y + tipTextYOffset,
bounds.Width - tipTextXOffset * 2,
bounds.Height - tipTextYOffset);
sf = StringFormat.GenericTypographic;
Color foreColor = Color.FromArgb(
alpha, ColorTable.TipFore);
//sf.Alignment = StringAlignment.Center;
using (Brush brush = new SolidBrush(foreColor))
{
g.DrawString(
e.ToolTipText,
_tipFont,
brush,
tipRect,
sf);
}
}
}