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Merge pull request #6118 from EricTetz/develop

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Fix panning regression (panning at limit accumulates invisible changes)
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Jaex 2022-02-21 01:09:29 +03:00 committed by GitHub
commit e2ecdf7d0c
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3 changed files with 23 additions and 58 deletions
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66
ShareX.ScreenCaptureLib/Forms/RegionCaptureForm.cs
View file

@ -64,7 +64,6 @@ public sealed class RegionCaptureForm : Form
public Point CurrentPosition { get; private set; }
public SimpleWindowInfo SelectedWindow { get; private set; }
internal PointF PanningStrech = new PointF();
internal Vector2 CanvasCenterOffset { get; set; } = new Vector2(0f, 0f);
internal float ZoomFactor
@ -419,19 +418,8 @@ private void OnMoved()
}
}
private void Pan(float deltaX, float deltaY, bool usePanningStretch = true)
private bool Pan(float deltaX, float deltaY)
{
if (deltaX == 0 && deltaY == 0)
{
return;
}
if (usePanningStretch)
{
PanningStrech.X -= deltaX;
PanningStrech.Y -= deltaY;
}
SizeF panLimitSize = new SizeF(Math.Min(ClientArea.Width * 0.25f, CanvasRectangle.Width),
Math.Min(ClientArea.Height * 0.25f, CanvasRectangle.Height));
@ -448,15 +436,9 @@ private void Pan(float deltaX, float deltaY, bool usePanningStretch = true)
deltaY = Math.Max(deltaY, limitRectangle.Top - CanvasRectangle.Bottom);
deltaY = Math.Min(deltaY, limitRectangle.Bottom - CanvasRectangle.Top);
if (usePanningStretch)
if (deltaX == 0 && deltaY == 0)
{
deltaX -= Math.Min(Math.Max(deltaX, 0), Math.Max(0, PanningStrech.X));
deltaX -= Math.Max(Math.Min(deltaX, 0), Math.Min(0, PanningStrech.X));
deltaY -= Math.Min(Math.Max(deltaY, 0), Math.Max(0, PanningStrech.Y));
deltaY -= Math.Max(Math.Min(deltaY, 0), Math.Min(0, PanningStrech.Y));
PanningStrech.X += deltaX;
PanningStrech.Y += deltaY;
return false;
}
CanvasRectangle = CanvasRectangle.LocationOffset(deltaX, deltaY);
@ -470,14 +452,11 @@ private void Pan(float deltaX, float deltaY, bool usePanningStretch = true)
{
ShapeManager.MoveAll(deltaX, deltaY);
}
return true;
}
private void Pan(Point delta)
{
Pan(delta.X, delta.Y);
}
private void AutomaticPan(Vector2 centerOffset)
public void PanToOffset(Vector2 centerOffset)
{
if (IsEditorMode)
{
@ -488,25 +467,16 @@ private void AutomaticPan(Vector2 centerOffset)
float newY = y - (canvas.Height / 2);
float deltaX = (newX - canvas.X) / ZoomFactor;
float deltaY = (newY - canvas.Y) / ZoomFactor;
Pan(deltaX, deltaY, false);
if (Pan(deltaX, deltaY))
{
CanvasCenterOffset = centerOffset;
}
}
}
public void AutomaticPan()
{
AutomaticPan(CanvasCenterOffset);
}
private void UpdateCenterOffset()
{
CanvasCenterOffset = new Vector2(CanvasRectangle.X + (CanvasRectangle.Width / 2f) - (ClientArea.Width / 2f),
CanvasRectangle.Y + (CanvasRectangle.Height / 2f) - (ClientArea.Height / 2f));
}
public void CenterCanvas()
{
CanvasCenterOffset = new Vector2(0f, ToolbarHeight / 2f);
AutomaticPan(CanvasCenterOffset / ZoomFactor);
PanToOffset(new Vector2(0f, ToolbarHeight / 2f));
}
public void ZoomTransform(Graphics g, bool invertZoom = false)
@ -576,7 +546,7 @@ private void RegionCaptureForm_Shown(object sender, EventArgs e)
private void RegionCaptureForm_Resize(object sender, EventArgs e)
{
OnMoved();
AutomaticPan();
PanToOffset(CanvasCenterOffset);
}
private void RegionCaptureForm_LocationChanged(object sender, EventArgs e)
@ -752,9 +722,11 @@ private void Zoom(bool zoomIn, bool atMouse = true)
}
PointF scaledCenterAfter = atMouse ? ScaledClientMousePosition : clientCenter.Scale(1 / zoomFactor);
Pan(scaledCenterAfter.X - scaledCenterBefore.X, scaledCenterAfter.Y - scaledCenterBefore.Y);
CanvasCenterOffset = new Vector2((CanvasRectangle.X + CanvasRectangle.Width / 2f) * ZoomFactor - clientCenter.X,
(CanvasRectangle.Y + CanvasRectangle.Height / 2f) * ZoomFactor - clientCenter.Y);
if (Pan(scaledCenterAfter.X - scaledCenterBefore.X, scaledCenterAfter.Y - scaledCenterBefore.Y))
{
CanvasCenterOffset = new Vector2((CanvasRectangle.X + CanvasRectangle.Width / 2f) * ZoomFactor - clientCenter.X,
(CanvasRectangle.Y + CanvasRectangle.Height / 2f) * ZoomFactor - clientCenter.Y);
}
UpdateTitle();
}
@ -850,8 +822,8 @@ private void UpdateCoordinates()
if (ShapeManager.IsPanning)
{
CanvasCenterOffset = new Vector2(CanvasCenterOffset.X + InputManager.MouseVelocity.X, CanvasCenterOffset.Y + InputManager.MouseVelocity.Y);
AutomaticPan();
Vector2 offset = new Vector2(CanvasCenterOffset.X + InputManager.MouseVelocity.X, CanvasCenterOffset.Y + InputManager.MouseVelocity.Y);
PanToOffset(offset);
}
if (Options.EnableAnimations)

14
ShareX.ScreenCaptureLib/RegionHelpers/ImageEditorScrollbar.cs
View file

@ -198,16 +198,10 @@ private void Scroll(Point position)
float centerOffsetNew = ((trackLengthInternal / 2.0f) - mousePositionLocal) / trackLengthInternal * inImageSize;
if (Orientation == Orientation.Horizontal)
{
form.CanvasCenterOffset = new Vector2(centerOffsetNew, form.CanvasCenterOffset.Y);
}
else
{
form.CanvasCenterOffset = new Vector2(form.CanvasCenterOffset.X, centerOffsetNew);
}
form.AutomaticPan();
Vector2 canvasCenterOffset = Orientation == Orientation.Horizontal
? new Vector2(centerOffsetNew, form.CanvasCenterOffset.Y)
: new Vector2(form.CanvasCenterOffset.X, centerOffsetNew);
form.PanToOffset(canvasCenterOffset);
}
}
}

1
ShareX.ScreenCaptureLib/Shapes/ShapeManager.cs
View file

@ -1029,7 +1029,6 @@ public void EndRegionSelection()
private void StartPanning()
{
IsPanning = true;
Form.PanningStrech = new Point(0, 0);
Options.ShowEditorPanTip = false;
}