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* UILineChart: 增加了Y轴数据由上向下绘制

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This commit is contained in:
Sunny 2023-10-04 12:08:17 +08:00
parent bc9e2effe5
commit 4cf7239d07
1 changed files with 12 additions and 4 deletions
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16
SunnyUI/Charts/UILineChart.cs
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@ -820,6 +820,8 @@ namespace Sunny.UI
} }
int idx = 0; int idx = 0;
float xmin = -9999;
float ymin = Option.Grid.Top + 4;
if (XScale != null) if (XScale != null)
{ {
foreach (var line in Option.XAxisScaleLines) foreach (var line in Option.XAxisScaleLines)
@ -835,19 +837,25 @@ namespace Sunny.UI
pn.DashPattern = new float[] { 3, 3 }; pn.DashPattern = new float[] { 3, 3 };
} }
g.DrawLine(pn, pos, DrawOrigin.Y - 1, pos, Option.Grid.Top + 1); g.DrawLine(pn, pos, Height - Option.Grid.Bottom - 1, pos, Option.Grid.Top + 1);
} }
Size sf = TextRenderer.MeasureText(line.Name, TempFont); Size sf = TextRenderer.MeasureText(line.Name, TempFont);
float x = pos - sf.Width; float x = pos - sf.Width;
if (x < Option.Grid.Left) x = pos + 2; if (x < Option.Grid.Left) x = pos + 2;
float y = Option.Grid.Top + 4 + sf.Height * idx; float y;
if (x > xmin)
y = ymin;
else
y = ymin + sf.Height;
if (y > Height - Option.Grid.Bottom) if (y > Height - Option.Grid.Bottom)
{ {
idx = 0; y = Option.Grid.Top + 4;
y = Option.Grid.Top + 4 + sf.Height * idx;
} }
xmin = x + sf.Width;
ymin = y;
idx++; idx++;
g.DrawString(line.Name, TempFont, line.Color, new Rectangle((int)x, (int)y, Width, Height), ContentAlignment.TopLeft); g.DrawString(line.Name, TempFont, line.Color, new Rectangle((int)x, (int)y, Width, Height), ContentAlignment.TopLeft);
} }