ZengQingming/JoyD
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

修复暂停字样不显示问题：优化UpdateMaskDisplay方法并确保maskImageBox控件顺序正确

Browse Source
This commit is contained in:
zqm
2025-10-30 08:56:58 +08:00
parent f9404dd259
commit 902bc197c2
2 changed files with 43 additions and 76 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
Windows/CS/Framework4.0/Toprie/Toprie/Camera.Designer.cs generated
View File

@@ -64,6 +64,7 @@ namespace JoyD.Windows.CS.Toprie
this.maskImageBox.TabIndex = 1; this.maskImageBox.TabIndex = 1;
this.maskImageBox.TabStop = false; this.maskImageBox.TabStop = false;
this.maskImageBox.BackColor = System.Drawing.Color.Transparent; this.maskImageBox.BackColor = System.Drawing.Color.Transparent;
this.maskImageBox.Visible = true;
// //
// contextMenuStrip1 // contextMenuStrip1
// //
@@ -187,7 +188,9 @@ namespace JoyD.Windows.CS.Toprie
// //
this.AutoScaleDimensions = new System.Drawing.SizeF(8F, 15F); this.AutoScaleDimensions = new System.Drawing.SizeF(8F, 15F);
this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font; this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
// 先添加imageBox基础层
this.Controls.Add(this.imageBox); this.Controls.Add(this.imageBox);
// 再添加maskImageBox遮罩层，确保它显示在上面
this.Controls.Add(this.maskImageBox); this.Controls.Add(this.maskImageBox);
this.Name = "Camera"; this.Name = "Camera";
this.Size = new System.Drawing.Size(512, 384); this.Size = new System.Drawing.Size(512, 384);

116
Windows/CS/Framework4.0/Toprie/Toprie/Camera.cs
View File

@@ -110,106 +110,70 @@ namespace JoyD.Windows.CS.Toprie
{ {
Console.WriteLine($"UpdateMaskDisplay called, _isImageUpdatePaused: {_isImageUpdatePaused}"); Console.WriteLine($"UpdateMaskDisplay called, _isImageUpdatePaused: {_isImageUpdatePaused}");
// 在UI线程上操作
if (InvokeRequired)
{
Invoke(new Action(UpdateMaskDisplay));
return;
}
if (_isImageUpdatePaused) if (_isImageUpdatePaused)
{ {
// 使用固定大小512*384，与图像层的src图像大小一致 // 使用固定大小512*384，与图像层的src图像大小一致
const int bitmapWidth = 512; const int bitmapWidth = 512;
const int bitmapHeight = 384; const int bitmapHeight = 384;
Console.WriteLine($"Creating bitmap with fixed size: {bitmapWidth}x{bitmapHeight} using double buffering"); Console.WriteLine($"Creating bitmap with fixed size: {bitmapWidth}x{bitmapHeight}");
// 创建一个支持双缓冲的位图 // 创建位图
Bitmap bitmap = new Bitmap(bitmapWidth, bitmapHeight); Bitmap bitmap = new Bitmap(bitmapWidth, bitmapHeight);
// 使用双缓冲技术绘制 // 直接在bitmap上绘制
using (Graphics g = Graphics.FromImage(bitmap)) using (Graphics g = Graphics.FromImage(bitmap))
{ {
// 创建缓冲区Graphics对象以实现双缓冲 // 设置高质量绘制
BufferedGraphicsContext bufferedGraphicsContext = BufferedGraphicsManager.Current; g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.AntiAlias;
using (BufferedGraphics bufferedGraphics = bufferedGraphicsContext.Allocate(g, new Rectangle(0, 0, bitmapWidth, bitmapHeight))) g.TextRenderingHint = System.Drawing.Text.TextRenderingHint.ClearTypeGridFit;
// 设置半透明背景
using (Brush brush = new SolidBrush(Color.FromArgb(150, Color.Black)))
{ {
Graphics bufferGraphics = bufferedGraphics.Graphics; g.FillRectangle(brush, 0, 0, bitmapWidth, bitmapHeight);
// 设置高质量绘制
bufferGraphics.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.AntiAlias;
bufferGraphics.TextRenderingHint = System.Drawing.Text.TextRenderingHint.ClearTypeGridFit;
// 设置半透明背景
using (Brush brush = new SolidBrush(Color.FromArgb(150, Color.Black)))
{
bufferGraphics.FillRectangle(brush, 0, 0, bitmapWidth, bitmapHeight);
}
// 设置文本样式
Font font = new Font("微软雅黑", 48, FontStyle.Bold);
Brush textBrush = new SolidBrush(Color.White);
StringFormat format = new StringFormat();
format.Alignment = StringAlignment.Center;
format.LineAlignment = StringAlignment.Center;
// 绘制"暂停"文字
Console.WriteLine("Drawing '暂停' text");
bufferGraphics.DrawString("暂停", font, textBrush,
new Rectangle(0, 0, bitmapWidth, bitmapHeight), format);
// 将缓冲区内容绘制到目标位图
bufferedGraphics.Render(g);
} }
// 设置文本样式
Font font = new Font("微软雅黑", 48, FontStyle.Bold);
Brush textBrush = new SolidBrush(Color.White);
StringFormat format = new StringFormat();
format.Alignment = StringAlignment.Center;
format.LineAlignment = StringAlignment.Center;
// 绘制"暂停"文字
Console.WriteLine("Drawing '暂停' text");
g.DrawString("暂停", font, textBrush,
new Rectangle(0, 0, bitmapWidth, bitmapHeight), format);
} }
// 在UI线程上更新maskImageBox // 释放旧资源并设置新图像
Console.WriteLine("Updating maskImageBox image"); if (maskImageBox.Image != null)
if (maskImageBox.InvokeRequired)
{ {
maskImageBox.Invoke(new Action(() => maskImageBox.Image.Dispose();
{
// 先释放之前的图像资源
if (maskImageBox.Image != null)
{
maskImageBox.Image.Dispose();
}
maskImageBox.Image = bitmap;
maskImageBox.Visible = true;
Console.WriteLine("maskImageBox updated via Invoke");
}));
}
else
{
// 先释放之前的图像资源
if (maskImageBox.Image != null)
{
maskImageBox.Image.Dispose();
}
maskImageBox.Image = bitmap;
maskImageBox.Visible = true;
Console.WriteLine("maskImageBox updated directly");
} }
maskImageBox.Image = bitmap;
maskImageBox.Visible = true;
Console.WriteLine("maskImageBox updated");
} }
else else
{ {
// 清除遮罩 // 清除遮罩
Console.WriteLine("Clearing maskImageBox image"); Console.WriteLine("Clearing maskImageBox image");
if (maskImageBox.InvokeRequired) if (maskImageBox.Image != null)
{ {
maskImageBox.Invoke(new Action(() => maskImageBox.Image.Dispose();
{ maskImageBox.Image = null;
if (maskImageBox.Image != null)
{
maskImageBox.Image.Dispose();
maskImageBox.Image = null;
}
Console.WriteLine("maskImageBox cleared via Invoke");
}));
}
else
{
if (maskImageBox.Image != null)
{
maskImageBox.Image.Dispose();
maskImageBox.Image = null;
}
Console.WriteLine("maskImageBox cleared directly");
} }
maskImageBox.Visible = false; // 非暂停时隐藏遮罩
Console.WriteLine("maskImageBox cleared");
} }
} }
catch (Exception ex) catch (Exception ex)