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优化温差图画框逻辑：鼠标定位点改进，实现初始画笔大小矩形以鼠标为中心，移动时右下角为鼠标位置+画笔一半宽高

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zqm
2025-11-10 17:05:31 +08:00
parent 003748c978
commit a838a5812d
1 changed files with 16 additions and 8 deletions
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24
Windows/CS/Framework4.0/Toprie/Toprie/Setting.cs
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@@ -652,8 +652,10 @@ namespace JoyD.Windows.CS
// 获取相对于图像的坐标作为矩形起始点 // 获取相对于图像的坐标作为矩形起始点
Point imagePoint = ControlPointToImagePoint(e.Location); Point imagePoint = ControlPointToImagePoint(e.Location);
// 按下鼠标时初始框大小即为笔块大小 // 按下鼠标时初始框以鼠标位置为中心，大小为画笔大小
_rectangleStartPoint = imagePoint; // 计算初始矩形的左上角和右下角（以鼠标位置为中心，减去和加上画笔一半宽高）
int halfBrushSize = _currentBrushSize / 2;
_rectangleStartPoint = new Point(imagePoint.X - halfBrushSize, imagePoint.Y - halfBrushSize);
_isDrawingRectangle = true; _isDrawingRectangle = true;
return; return;
} }
@@ -1270,11 +1272,14 @@ namespace JoyD.Windows.CS
// 获取相对于图像的当前坐标 // 获取相对于图像的当前坐标
Point currentImagePoint = ControlPointToImagePoint(e.Location); Point currentImagePoint = ControlPointToImagePoint(e.Location);
// 计算矩形参数：左上点是起笔方块的左上点，右下点是收笔方块的右下点 // 计算矩形参数：左上点是起笔方块的左上点，右下点是当前鼠标位置+画笔一半的宽高
int halfBrushSize = _currentBrushSize / 2;
int x = _rectangleStartPoint.X; int x = _rectangleStartPoint.X;
int y = _rectangleStartPoint.Y; int y = _rectangleStartPoint.Y;
int width = currentImagePoint.X - _rectangleStartPoint.X; // 右下角为当前鼠标位置+画笔一半的宽高
int height = currentImagePoint.Y - _rectangleStartPoint.Y; Point endPoint = new Point(currentImagePoint.X + halfBrushSize, currentImagePoint.Y + halfBrushSize);
int width = endPoint.X - x;
int height = endPoint.Y - y;
// 确保矩形大小为正数，调整起点和大小 // 确保矩形大小为正数，调整起点和大小
if (width < 0) if (width < 0)
@@ -1751,11 +1756,14 @@ namespace JoyD.Windows.CS
// 获取相对于图像的当前坐标 // 获取相对于图像的当前坐标
Point currentImagePoint = ControlPointToImagePoint(e.Location); Point currentImagePoint = ControlPointToImagePoint(e.Location);
// 计算矩形参数：左上点是起笔方块的左上点，右下点是收笔方块的右下点 // 计算矩形参数：左上点是起笔方块的左上点，右下点是当前鼠标位置+画笔一半的宽高
int halfBrushSize = _currentBrushSize / 2;
int x = _rectangleStartPoint.X; int x = _rectangleStartPoint.X;
int y = _rectangleStartPoint.Y; int y = _rectangleStartPoint.Y;
int width = currentImagePoint.X - _rectangleStartPoint.X; // 右下角为当前鼠标位置+画笔一半的宽高
int height = currentImagePoint.Y - _rectangleStartPoint.Y; Point endPoint = new Point(currentImagePoint.X + halfBrushSize, currentImagePoint.Y + halfBrushSize);
int width = endPoint.X - x;
int height = endPoint.Y - y;
// 确保矩形大小为正数，调整起点和大小 // 确保矩形大小为正数，调整起点和大小
if (width < 0) if (width < 0)