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* 重构DrawString函数

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Sunny 2023-05-09 17:04:35 +08:00
parent ac5d36c744
commit 2a859f60e9
3 changed files with 63 additions and 51 deletions
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108
SunnyUI/Common/UGraphics.cs
View File

@ -36,72 +36,86 @@ namespace Sunny.UI
public static void DrawString(this Graphics g, string text, Font font, Color color, Rectangle rect, ContentAlignment alignment, int offsetX = 0, int offsetY = 0) public static void DrawString(this Graphics g, string text, Font font, Color color, Rectangle rect, ContentAlignment alignment, int offsetX = 0, int offsetY = 0)
{ {
if (text.IsNullOrEmpty()) return; if (text.IsNullOrEmpty()) return;
TextFormatFlags flags = new TextFormatFlags(); rect.Offset(offsetX, offsetY);
Size size = TextRenderer.MeasureText(text, font);
int left = 0, top = 0;
switch (alignment) switch (alignment)
{ {
case ContentAlignment.TopLeft: case ContentAlignment.TopLeft:
flags = TextFormatFlags.Top | TextFormatFlags.Left; case ContentAlignment.MiddleLeft:
case ContentAlignment.BottomLeft:
left = rect.Left + 1;
break; break;
case ContentAlignment.TopCenter: case ContentAlignment.TopCenter:
flags = TextFormatFlags.Top | TextFormatFlags.HorizontalCenter; case ContentAlignment.MiddleCenter:
case ContentAlignment.BottomCenter:
left = rect.Left + (rect.Width - size.Width) / 2;
break; break;
case ContentAlignment.TopRight: case ContentAlignment.TopRight:
flags = TextFormatFlags.Top | TextFormatFlags.Right;
break;
case ContentAlignment.MiddleLeft:
flags = TextFormatFlags.VerticalCenter | TextFormatFlags.Left;
break;
case ContentAlignment.MiddleCenter:
flags = TextFormatFlags.VerticalCenter | TextFormatFlags.HorizontalCenter;
break;
case ContentAlignment.MiddleRight: case ContentAlignment.MiddleRight:
flags = TextFormatFlags.VerticalCenter | TextFormatFlags.Right;
break;
case ContentAlignment.BottomLeft:
flags = TextFormatFlags.Bottom | TextFormatFlags.Left;
break;
case ContentAlignment.BottomCenter:
flags = TextFormatFlags.Bottom | TextFormatFlags.HorizontalCenter;
break;
case ContentAlignment.BottomRight: case ContentAlignment.BottomRight:
flags = TextFormatFlags.Bottom | TextFormatFlags.Right; left = rect.Left + rect.Width - size.Width - 1;
break;
default:
flags = TextFormatFlags.VerticalCenter | TextFormatFlags.HorizontalCenter;
break; break;
} }
rect.Offset(offsetX, offsetY); switch (alignment)
TextRenderer.DrawText(g, text, font, rect, color, flags); {
case ContentAlignment.TopLeft:
case ContentAlignment.TopCenter:
case ContentAlignment.TopRight:
top = rect.Top + 1;
break;
case ContentAlignment.MiddleLeft:
case ContentAlignment.MiddleCenter:
case ContentAlignment.MiddleRight:
top = rect.Top + (rect.Height - size.Height) / 2;
break;
case ContentAlignment.BottomCenter:
case ContentAlignment.BottomLeft:
case ContentAlignment.BottomRight:
top = rect.Top + rect.Height - size.Height - 1;
break;
}
TextRenderer.DrawText(g, text, font, new Point(left, top), color);
} }
public static void DrawString(this Graphics g, string text, Font font, Color color, Rectangle rect, StringAlignment alignment, StringAlignment lineAlignment) public static void DrawString(this Graphics g, string text, Font font, Color color, Rectangle rect, StringAlignment alignment, StringAlignment lineAlignment, int offsetX = 0, int offsetY = 0)
{ {
if (text.IsNullOrEmpty()) return; if (text.IsNullOrEmpty()) return;
TextFormatFlags flags = new TextFormatFlags(); rect.Offset(offsetX, offsetY);
Size size = TextRenderer.MeasureText(text, font);
int left = 0, top = 0;
if (alignment == StringAlignment.Near && lineAlignment == StringAlignment.Near) switch (alignment)
flags = TextFormatFlags.Top | TextFormatFlags.Left; {
if (alignment == StringAlignment.Center && lineAlignment == StringAlignment.Near) case StringAlignment.Near:
flags = TextFormatFlags.Top | TextFormatFlags.HorizontalCenter; left = rect.Left + 1;
if (alignment == StringAlignment.Far && lineAlignment == StringAlignment.Near) break;
flags = TextFormatFlags.Top | TextFormatFlags.Right; case StringAlignment.Center:
left = rect.Left + (rect.Width - size.Width) / 2;
break;
case StringAlignment.Far:
left = rect.Left + rect.Width - size.Width - 1;
break;
}
if (alignment == StringAlignment.Near && lineAlignment == StringAlignment.Center) switch (lineAlignment)
flags = TextFormatFlags.VerticalCenter | TextFormatFlags.Left; {
if (alignment == StringAlignment.Center && lineAlignment == StringAlignment.Center) case StringAlignment.Near:
flags = TextFormatFlags.VerticalCenter | TextFormatFlags.HorizontalCenter; top = rect.Top + 1;
if (alignment == StringAlignment.Far && lineAlignment == StringAlignment.Center) break;
flags = TextFormatFlags.VerticalCenter | TextFormatFlags.Right; case StringAlignment.Center:
top = rect.Top + (rect.Height - size.Height) / 2;
break;
case StringAlignment.Far:
top = rect.Top + rect.Height - size.Height - 1;
break;
}
if (alignment == StringAlignment.Near && lineAlignment == StringAlignment.Far) TextRenderer.DrawText(g, text, font, new Point(left, top), color);
flags = TextFormatFlags.Bottom | TextFormatFlags.Left;
if (alignment == StringAlignment.Center && lineAlignment == StringAlignment.Far)
flags = TextFormatFlags.Bottom | TextFormatFlags.HorizontalCenter;
if (alignment == StringAlignment.Far && lineAlignment == StringAlignment.Far)
flags = TextFormatFlags.Bottom | TextFormatFlags.Right;
TextRenderer.DrawText(g, text, font, rect, color, flags);
} }
/// <summary> /// <summary>

2
SunnyUI/Controls/UIListBoxEx.cs
View File

@ -311,7 +311,6 @@ namespace Sunny.UI
{ {
e.Graphics.FillRectangle(BackColor, e.Bounds); e.Graphics.FillRectangle(BackColor, e.Bounds);
e.Graphics.FillRectangle(backColor, rect); e.Graphics.FillRectangle(backColor, rect);
//e.Graphics.DrawString(showText, e.Font, foreColor, e.Bounds, sStringFormat);
e.Graphics.DrawString(showText, e.Font, foreColor, e.Bounds, textAlignment, StringAlignment.Center); e.Graphics.DrawString(showText, e.Font, foreColor, e.Bounds, textAlignment, StringAlignment.Center);
} }
else else
@ -330,7 +329,6 @@ namespace Sunny.UI
e.Graphics.FillRectangle(BackColor, e.Bounds); e.Graphics.FillRectangle(BackColor, e.Bounds);
e.Graphics.FillRectangle(backColor, rect); e.Graphics.FillRectangle(backColor, rect);
//e.Graphics.DrawString(showText, e.Font, foreColor, e.Bounds, sStringFormat);
e.Graphics.DrawString(showText, e.Font, foreColor, e.Bounds, textAlignment, StringAlignment.Center); e.Graphics.DrawString(showText, e.Font, foreColor, e.Bounds, textAlignment, StringAlignment.Center);
} }

4
SunnyUI/Controls/UINavMenu.cs
View File

@ -756,8 +756,8 @@ namespace Sunny.UI
//显示Tips圆圈 //显示Tips圆圈
if (ShowTips && MenuHelper.GetTipsText(e.Node).IsValid()) if (ShowTips && MenuHelper.GetTipsText(e.Node).IsValid())
{ {
Size tipsSize = TextRenderer.MeasureText(MenuHelper.GetTipsText(e.Node), TempFont); SizeF tipsSize = e.Graphics.MeasureString(MenuHelper.GetTipsText(e.Node), TempFont);
int sfMax = Math.Max(tipsSize.Width, tipsSize.Height) + 1; int sfMax = (int)Math.Max(tipsSize.Width, tipsSize.Height) + 1;
int tipsLeft = Width - sfMax - 16; int tipsLeft = Width - sfMax - 16;
if (e.Node.Nodes.Count > 0) tipsLeft -= 24; if (e.Node.Nodes.Count > 0) tipsLeft -= 24;
if (Bar.Visible) tipsLeft -= Bar.Width; if (Bar.Visible) tipsLeft -= Bar.Width;