public override void Paint(PaintEventArgs pe,
int nBaseX,
int nBaseY,
PaintMember paintMember)
{
Rectangle rectPaintThis = new Rectangle(0, 0, 0, 0);
rectPaintThis = new Rectangle(nBaseX + this.Rect.X,
nBaseY + this.Rect.Y,
this.Rect.Width,
this.Rect.Height);
if (rectPaintThis.IntersectsWith(pe.ClipRectangle) == false)
{
return;
}
Item item = this.GetItem();
if (item == null)
{
return;
}
//?
Object colorDefault = null;
XmlEditor editor = item.m_document;
if (editor != null && editor.VisualCfg != null)
{
colorDefault = editor.VisualCfg.transparenceColor;
}
if (colorDefault != null)
{
if (((Color)colorDefault).Equals(BackColor) == true)
{
goto SKIPDRAWBACK;
}
}
using (Brush brush = new SolidBrush(this.BackColor))
{
pe.Graphics.FillRectangle(brush, rectPaintThis);
}
SKIPDRAWBACK:
if (editor != null && editor.VisualCfg == null)
{
}
else
{
//调DrawLines画边框
this.DrawLines(rectPaintThis,
this.TopBorderHeight,
this.BottomBorderHeight,
this.LeftBorderWidth,
this.RightBorderWidth,
this.BorderColor);
}
if (childrenVisual == null)
{
return;
}
for (int i = 0; i < this.childrenVisual.Count; i++)
{
Visual visual = (Visual)(this.childrenVisual[i]);
Rectangle rectPaintChild =
new Rectangle(
nBaseX + this.Rect.X + visual.Rect.X,
nBaseY + this.Rect.Y + visual.Rect.Y,
visual.Rect.Width,
visual.Rect.Height);
if (rectPaintChild.IntersectsWith(pe.ClipRectangle) == true)
{
visual.Paint(pe,
nBaseX + this.Rect.X,
nBaseY + this.Rect.Y,
paintMember);
}
if (editor != null &&
editor.VisualCfg == null)
{
if (i == this.childrenVisual.Count - 1)
{
int nDelta = this.RectAbs.Y + this.Rect.Height
- visual.RectAbs.Y - visual.Rect.Height - Visual.BOTTOMBORDERHEIGHT;
if (nDelta > 0)
{
// 画下方线条
this.DrawLines(new Rectangle(rectPaintChild.X,
rectPaintChild.Y,
rectPaintChild.Width,
rectPaintChild.Height + Visual.BOTTOMBORDERHEIGHT),
0,
Visual.BOTTOMBORDERHEIGHT,
0,
0,
visual.BorderColor);
}
}
if (i <= 0)
{
continue;
}
if (this.LayoutStyle == LayoutStyle.Vertical)
{
// 只画上方线条
this.DrawLines(rectPaintChild,
visual.TopBorderHeight,
0,
0,
0,
visual.BorderColor);
}
else if (this.LayoutStyle == LayoutStyle.Horizontal)
{
this.DrawLines(rectPaintChild,
0,
0,
visual.LeftBorderWidth,
0,
visual.BorderColor);
}
}
}
}
// 为什么要重写这个函数
// 因为只画单线条时,只有根才画四线,其它父亲不画线条
public override void Paint(PaintEventArgs pe,
int nBaseX,
int nBaseY,
PaintMember paintMember)
{
// 1.计算出区域
Rectangle rectPaintThis = new Rectangle(0, 0, 0, 0);
rectPaintThis = new Rectangle(nBaseX + this.Rect.X,
nBaseY + this.Rect.Y,
this.Rect.Width,
this.Rect.Height);
if (rectPaintThis.IntersectsWith(pe.ClipRectangle) == false)
{
return;
}
// 2.画背景色
// 如有缺省透明色,当前颜色与透明色相同则不画了
//?
Object colorDefault = null;
XmlEditor editor = this.m_document;
if (editor != null && editor.VisualCfg != null)
{
colorDefault = editor.VisualCfg.transparenceColor;
}
if (colorDefault != null) //缺省颜色
{
if (((Color)colorDefault).Equals(BackColor) == true)
{
goto SKIPDRAWBACK;
}
}
using (Brush brush = new SolidBrush(BackColor))
{
pe.Graphics.FillRectangle(brush, rectPaintThis);
}
SKIPDRAWBACK:
// 4.画儿子
if (childrenVisual == null)
{
goto END1;
}
for (int i = 0; i < this.childrenVisual.Count; i++)
{
Visual visual = (Visual)(this.childrenVisual[i]);
Rectangle rectPaintChild =
new Rectangle(
nBaseX + this.Rect.X + visual.Rect.X,
nBaseY + this.Rect.Y + visual.Rect.Y,
visual.Rect.Width,
visual.Rect.Height);
if (rectPaintChild.IntersectsWith(pe.ClipRectangle) == true)
{
visual.Paint(pe,
nBaseX + this.Rect.X,
nBaseY + this.Rect.Y,
paintMember);
}
if (i <= 0)
{
continue;
}
if (editor != null &&
editor.VisualCfg == null)
{
if (this.layoutStyle == LayoutStyle.Horizontal)
{
this.DrawLines(rectPaintChild,
0,
0,
visual.LeftBorderWidth,
0,
visual.BorderColor);
}
else
{
this.DrawLines(rectPaintChild,
visual.TopBorderHeight,
0,
0,
0,
visual.BorderColor);
}
}
}
END1:
// 3.画根元素的外边框线条
this.DrawLines(rectPaintThis,
this.TopBorderHeight,
this.BottomBorderHeight,
this.LeftBorderWidth,
this.RightBorderWidth,
this.BorderColor);
}
// 为什么要重写虚属性,item是从visual派生,而visual派生类并没有具体实现这个函数
public override void Paint(PaintEventArgs pe,
int nBaseX,
int nBaseY,
PaintMember paintMember)
{
// 1.计算出本对象的实际区域
Rectangle rectPaintThis = new Rectangle(0, 0, 0, 0);
rectPaintThis = new Rectangle(nBaseX + this.Rect.X,
nBaseY + this.Rect.Y,
this.Rect.Width,
this.Rect.Height);
if (rectPaintThis.IntersectsWith(pe.ClipRectangle) == false)
{
return;
}
// 2.画背景色
// 如有缺省透明色,当前颜色与透明色相同则不画了
Object colorDefault = null;
XmlEditor editor = this.m_document;
if (editor != null && editor.VisualCfg != null)
{
colorDefault = editor.VisualCfg.transparenceColor;
}
if (colorDefault != null) //缺省颜色
{
if (((Color)colorDefault).Equals(BackColor) == true)
{
goto SkipDrawBack;
}
}
using (Brush brush = new SolidBrush(this.BackColor))
{
pe.Graphics.FillRectangle(brush, rectPaintThis);
}
// 跳过画背景色
SkipDrawBack:
// 3.画线条
// 当单线条时，自己不画,靠儿子来画
if (editor != null &&
editor.VisualCfg == null)
{
}
else
{
// 配置文件定了的时候
this.DrawLines(rectPaintThis,
this.TopBorderHeight,
this.BottomBorderHeight,
this.LeftBorderWidth,
this.RightBorderWidth,
this.BorderColor);
}
// 4.画儿子
if (childrenVisual == null)
{
return;
}
for (int i = 0; i < this.childrenVisual.Count; i++)
{
Visual visual = (Visual)(this.childrenVisual[i]);
Rectangle rectPaintChild =
new Rectangle(
nBaseX + this.Rect.X + visual.Rect.X,
nBaseY + this.Rect.Y + visual.Rect.Y,
visual.Rect.Width,
visual.Rect.Height);
if (rectPaintChild.IntersectsWith(pe.ClipRectangle) == true)
{
visual.Paint(pe,
nBaseX + this.Rect.X,
nBaseY + this.Rect.Y,
paintMember);
}
if (i <= 0)
{
continue;
}
if (editor != null &&
editor.VisualCfg == null)
{
this.DrawLines(rectPaintChild,
0,
0,
visual.LeftBorderWidth,
0,
visual.BorderColor);
}
}
}
