/// <summary>
/// 绘制文字
/// </summary>
/// <param name="text">文字</param>
/// <param name="font">字体</param>
/// <param name="color">颜色</param>
/// <param name="rect">矩形区域</param>
public void DrawText(string text, FONT font, double dwPenColor, RECT rect)
{
if (dwPenColor == COLOR.Empty())
{
return;
}
if (dwPenColor < 0)
{
dwPenColor = Math.Abs(dwPenColor);
}
IntPtr hFont = CreateFont
(
font.FontSize, 0,
0, 0,
font.Bold ? FW_BOLD : FW_REGULAR,
font.Italic ? 1 : 0,
font.Underline ? 1 : 0,
0,
GB2312_CHARSET,
OUT_DEFAULT_PRECIS,
CLIP_DEFAULT_PRECIS,
DEFAULT_QUALITY,
DEFAULT_PITCH | FF_SWISS,
font.FontFamily
);
RECT newRect = new RECT(rect.left + m_offsetX, rect.top + m_offsetY, rect.right + m_offsetX, rect.bottom + m_offsetY);
SetBkMode(m_hDC, TRANSPARENT);
SetTextColor(m_hDC, (int)dwPenColor);
IntPtr hOldFont = SelectObject(m_hDC, hFont);
DrawText(m_hDC, text, -1, ref newRect, 0 | DT_NOPREFIX);
SelectObject(m_hDC, hOldFont);
DeleteObject(hFont);
}
/// <summary>
/// 绘制文字
/// </summary>
/// <param name="text">文字</param>
/// <param name="font">字体</param>
/// <param name="color">颜色</param>
/// <param name="mp">坐标</param>
public void DrawText(string text, FONT font, double dwPenColor, POINT mp)
{
if (dwPenColor == COLOR.Empty())
{
return;
}
if (dwPenColor < 0)
{
dwPenColor = Math.Abs(dwPenColor);
}
IntPtr hFont = CreateFont
(
font.FontSize, 0,
0, 0,
font.Bold ? FW_BOLD : FW_REGULAR,
0, 0, 0,
GB2312_CHARSET,
OUT_DEFAULT_PRECIS,
CLIP_DEFAULT_PRECIS,
DEFAULT_QUALITY,
DEFAULT_PITCH | FF_SWISS,
font.FontFamily
);
SIZE size = TextSize(text, font);
RECT newRect = new RECT(mp.x + m_offsetX, mp.y + m_offsetY, mp.x + m_offsetX + size.cx, mp.y + m_offsetY + size.cy);
SetBkMode(m_hDC, TRANSPARENT);
SetTextColor(m_hDC, (int)dwPenColor);
IntPtr hOldFont = SelectObject(m_hDC, hFont);
DrawText(m_hDC, text, -1, ref newRect, 0 | DT_NOPREFIX);
SelectObject(m_hDC, hOldFont);
DeleteObject(hFont);
}
/// <summary>
/// 绘制直线
/// </summary>
/// <param name="color">颜色</param>
/// <param name="width">宽度</param>
/// <param name="lineStyle">样式</param>
/// <param name="x1">第一个点的横坐标</param>
/// <param name="y1">第一个点的纵坐标</param>
/// <param name="x2">第二个点的横坐标</param>
/// <param name="y2">第二个点的纵坐标</param>
public void DrawLine(double dwPenColor, int width, int style, int x1, int y1, int x2, int y2)
{
if (dwPenColor == COLOR.Empty())
{
return;
}
m_g.DrawLine(MCommon.Instance.GetPen(dwPenColor, width, style), x1 + m_offsetX, y1 + m_offsetY, x2 + m_offsetX, y2 + m_offsetY);
}
/// <summary>
/// 绘制矩形
/// </summary>
/// <param name="color">颜色</param>
/// <param name="lineWidth">宽度</param>
/// <param name="lineStyle">样式</param>
/// <param name="rect">矩形区域</param>
public void DrawRect(double dwPenColor, int width, int style, RECT rect)
{
if (dwPenColor == COLOR.Empty())
{
return;
}
Rectangle gdiPlusRect = new Rectangle(rect.left + m_offsetX, rect.top + m_offsetY, rect.right - rect.left, rect.bottom - rect.top);
m_g.DrawRectangle(MCommon.Instance.GetPen(dwPenColor, width, style), gdiPlusRect);
}
/// <summary>
/// 绘制大量直线
/// </summary>
/// <param name="color">颜色</param>
/// <param name="lineWidth">宽度</param>
/// <param name="dashPattern">样式</param>
public void DrawPolyline(double dwPenColor, int width, int style, POINT[] points)
{
if (dwPenColor == COLOR.Empty())
{
return;
}
Point[] gdiPlusPoints = new Point[points.Length];
for (int i = 0; i < gdiPlusPoints.Length; i++)
{
Point p = new Point(points[i].x + m_offsetX, points[i].y + m_offsetY);
gdiPlusPoints[i] = p;
}
m_g.DrawLines(MCommon.Instance.GetPen(dwPenColor, width, style), gdiPlusPoints);
}
/// <summary>
/// 填充椭圆
/// </summary>
/// <param name="color">颜色</param>
/// <param name="left">左侧坐标</param>
/// <param name="top">顶部左标</param>
/// <param name="right">右侧坐标</param>
/// <param name="bottom">底部坐标</param>
public void FillEllipse(double dwPenColor, int left, int top, int right, int bottom)
{
if (dwPenColor == COLOR.Empty())
{
return;
}
if (dwPenColor < 0)
{
dwPenColor = Math.Abs(dwPenColor);
}
IntPtr brush = CreateSolidBrush((int)dwPenColor);
SelectObject(m_hDC, brush);
Ellipse(m_hDC, left + m_offsetX, top + m_offsetY, right + m_offsetX, bottom + m_offsetY);
DeleteObject(brush);
}
/// <summary>
/// 填充矩形
/// </summary>
/// <param name="color">颜色</param>
/// <param name="rect">矩形区域</param>
public void FillRect(double dwPenColor, RECT rect)
{
if (dwPenColor == COLOR.Empty())
{
return;
}
if (dwPenColor < 0)
{
dwPenColor = Math.Abs(dwPenColor);
}
RECT newRect = new RECT(rect.left + m_offsetX, rect.top + m_offsetY, rect.right + m_offsetX, rect.bottom + m_offsetY);
IntPtr brush = CreateSolidBrush((int)dwPenColor);
SelectObject(m_hDC, brush);
FillRect(m_hDC, ref newRect, brush);
DeleteObject(brush);
}
/// <summary>
/// 绘制矩形
/// </summary>
/// <param name="color">颜色</param>
/// <param name="lineWidth">宽度</param>
/// <param name="lineStyle">样式</param>
/// <param name="left">左侧坐标</param>
/// <param name="top">顶部左标</param>
/// <param name="right">右侧坐标</param>
/// <param name="bottom">底部坐标</param>
public void DrawRect(double dwPenColor, int width, int style, int left, int top, int right, int bottom)
{
if (dwPenColor == COLOR.Empty())
{
return;
}
if (dwPenColor < 0)
{
dwPenColor = Math.Abs(dwPenColor);
}
IntPtr hPen = CreatePen(style, width, (int)dwPenColor);
IntPtr hOldPen = SelectObject(m_hDC, hPen);
SelectObject(m_hDC, GetStockObject(HOLLOW_BRUSH));
Rectangle(m_hDC, left + m_offsetX, top + m_offsetY, right + m_offsetX + 1, bottom + m_offsetY);
SelectObject(m_hDC, hOldPen);
DeleteObject(hPen);
}
/// <summary>
/// 绘制直线
/// </summary>
/// <param name="color">颜色</param>
/// <param name="width">宽度</param>
/// <param name="lineStyle">样式</param>
/// <param name="x1">第一个点的横坐标</param>
/// <param name="y1">第一个点的纵坐标</param>
/// <param name="x2">第二个点的横坐标</param>
/// <param name="y2">第二个点的纵坐标</param>
public void DrawLine(double dwPenColor, int width, int style, int x1, int y1, int x2, int y2)
{
if (dwPenColor == COLOR.Empty())
{
return;
}
if (dwPenColor < 0)
{
dwPenColor = Math.Abs(dwPenColor);
}
IntPtr hPen = CreatePen(style, width, (int)dwPenColor);
IntPtr hOldPen = SelectObject(m_hDC, hPen);
MoveToEx(m_hDC, x1 + m_offsetX, y1 + m_offsetY, IntPtr.Zero);
LineTo(m_hDC, x2 + m_offsetX, y2 + m_offsetY);
SelectObject(m_hDC, hOldPen);
DeleteObject(hPen);
}
/// <summary>
/// 填充多边形
/// </summary>
/// <param name="color">颜色</param>
/// <param name="points">点的数组</param>
public void FillPolygon(double dwPenColor, POINT[] points)
{
if (dwPenColor == COLOR.Empty())
{
return;
}
if (dwPenColor < 0)
{
dwPenColor = Math.Abs(dwPenColor);
}
POINT[] newPoints = new POINT[points.Length];
for (int i = 0; i < points.Length; i++)
{
POINT newPoint = new POINT(points[i].x + m_offsetX, points[i].y + m_offsetY);
newPoints[i] = newPoint;
}
IntPtr brush = CreateSolidBrush((int)dwPenColor);
SelectObject(m_hDC, brush);
Polygon(m_hDC, newPoints, newPoints.Length);
DeleteObject(brush);
}
/// <summary>
/// 绘制大量直线
/// </summary>
/// <param name="color">颜色</param>
/// <param name="lineWidth">宽度</param>
/// <param name="dashPattern">样式</param>
public void DrawPolyline(double dwPenColor, int width, int style, POINT[] points)
{
if (dwPenColor == COLOR.Empty())
{
return;
}
if (dwPenColor < 0)
{
dwPenColor = Math.Abs(dwPenColor);
}
POINT[] newPoints = new POINT[points.Length];
for (int i = 0; i < points.Length; i++)
{
POINT newPoint = new POINT(points[i].x + m_offsetX, points[i].y + m_offsetY);
newPoints[i] = newPoint;
}
IntPtr hPen = CreatePen(style, width, (int)dwPenColor);
IntPtr hOldPen = SelectObject(m_hDC, hPen);
Polyline(m_hDC, newPoints, newPoints.Length);
SelectObject(m_hDC, hOldPen);
DeleteObject(hPen);
}
