/// <summary>
/// 操作画布结束
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void MyCanvas_ManipulationCompleted(object sender, ManipulationCompletedRoutedEventArgs e)
{
if (_current_editing_doodleUI != null)
{
_doodleUIs.Push(_current_editing_doodleUI);
_current_editing_doodleUI = null;
MyCanvas.Invalidate();
}
}
/// <summary>
/// 操作画布开始
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void MyCanvas_ManipulationStarted(object sender, ManipulationStartedRoutedEventArgs e)
{
if (_current_editing_doodleUI == null)
{
_current_editing_doodleUI = new DoodleUI()
{
DrawingColor = _pen_color, DrawingSize = _pen_size
};
_current_editing_doodleUI.InitImageBrush(); //可能是图片图片画刷 需要提前初始化
}
}
/// <summary>
/// 操作画布开始
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void MainCanvas_ManipulationStarted(object sender, ManipulationStartedRoutedEventArgs e)
{
if (MainCommandPanel.SelectedIndex == 4) //涂鸦状态
{
if (_current_editing_doodleUI == null)
{
_current_editing_doodleUI = new DoodleUI()
{
DrawingColor = _pen_color, DrawingSize = _pen_size
};
_current_editing_doodleUI.InitImageBrush(); //可能是图片图片画刷 需要提前初始化
}
return;
}
if (_tagsUIs != null)
{
foreach (var tag in _tagsUIs)
{
if ((tag as TagUI).Region.Contains(e.Position))
{
_current_tag = tag;
_pre_manipulation_position = e.Position;
_manipulation_type = 2;
break;
}
}
}
if (MainCommandPanel.SelectedIndex == 0) //可能是剪切状态
{
if (_cropUI != null) //确实是剪切状态
{
if ((_cropUI as CropUI).Region.Contains(e.Position)) //移动剪切对象
{
_manipulation_type = 0;
_pre_manipulation_position = e.Position;
}
if ((_cropUI as CropUI).RightBottomRegion.Contains(e.Position)) //缩放剪切区域
{
_manipulation_type = 1;
_pre_manipulation_position = e.Position;
}
}
return;
}
if (MainCommandPanel.SelectedIndex == 2) //可能是墙纸编辑状态
{
if (_wall_paperUI != null)
{
if ((_wall_paperUI as WallPaperUI).Region.Contains(e.Position)) //移动墙纸
{
_manipulation_type = 3;
_pre_manipulation_position = e.Position;
(_wall_paperUI as WallPaperUI).Editing = true;
}
if ((_wall_paperUI as WallPaperUI).RightBottomRegion.Contains(e.Position) && (_wall_paperUI as WallPaperUI).Editing) //缩放墙纸
{
_manipulation_type = 4;
_pre_manipulation_position = e.Position;
}
MainCanvas.Invalidate();
}
return;
}
}
