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The controls can be dragged

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This commit is contained in:
Lars Brubaker 2021-07-26 18:03:40 -07:00
parent c61a7d9ae8
commit f214741c95
1 changed files with 39 additions and 14 deletions
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53
MatterControlLib/DesignTools/Operations/Image/ImageToPathObject3D_2.cs
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@ -308,7 +308,7 @@ namespace MatterHackers.MatterControl.DesignTools
BackgroundColor = theme.SlightShade
};
var handleWidth = 5 * GuiWidget.DeviceScale;
var handleWidth = 10 * GuiWidget.DeviceScale;
var historgramBackground = new GuiWidget()
{
HAnchor = HAnchor.Stretch,
@ -327,6 +327,31 @@ namespace MatterHackers.MatterControl.DesignTools
leftGraphics.FillRectangle(0, image.Height / 4, image.Width, image.Height / 4 * 3, theme.TextColor);
historgramWidget.AddChild(leftHandle);
bool leftDown = false;
var leftX = 0.0;
leftHandle.MouseDown += (s, e) =>
{
if (e.Button == MouseButtons.Left)
{
leftDown = true;
leftX = e.Position.X;
}
};
leftHandle.MouseMove += (s, e) =>
{
if (leftDown)
{
var offset = e.Position.X - leftX;
RangeStart += offset / _histogramRawCache.Width;
RangeStart = Math.Max(0, Math.Min(RangeStart, RangeEnd));
leftHandle.Position = new Vector2(RangeStart * _histogramRawCache.Width, 0);
}
};
leftHandle.MouseUp += (s, e) =>
{
leftDown = false;
};
var rightHandle = new ImageWidget((int)(handleWidth), (int)historgramWidget.Height);
rightHandle.Position = new Vector2(RangeEnd * _histogramRawCache.Width + handleWidth, 0);
image = rightHandle.Image;
@ -335,29 +360,29 @@ namespace MatterHackers.MatterControl.DesignTools
rightGraphics.FillRectangle(0, image.Height / 4, image.Width, image.Height / 4 * 3, theme.TextColor);
historgramWidget.AddChild(rightHandle);
var leftDown = false;
var rightDown = false;
historgramWidget.MouseDown += (s, e) =>
bool rightDown = false;
var rightX = 0.0;
rightHandle.MouseDown += (s, e) =>
{
if (e.Button == MouseButtons.Left)
{
if (leftHandle.BoundsRelativeToParent.Contains(e.Position.X, 0))
{
leftDown = true;
}
rightDown = true;
rightX = e.Position.X;
}
};
historgramWidget.MouseMove += (s, e) =>
rightHandle.MouseMove += (s, e) =>
{
if (leftDown)
if (rightDown)
{
RangeStart = e.Position.X / _histogramRawCache.Width;
leftHandle.Position = new Vector2(RangeStart * _histogramRawCache.Width, 0);
var offset = e.Position.X - rightX;
RangeEnd += offset / _histogramRawCache.Width;
RangeEnd = Math.Min(1, Math.Max(RangeStart, RangeEnd));
rightHandle.Position = new Vector2(RangeEnd * _histogramRawCache.Width + handleWidth, 0);
}
};
historgramWidget.MouseUp += (s, e) =>
rightHandle.MouseUp += (s, e) =>
{
leftDown = false;
rightDown = false;
};
return historgramWidget;