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Small fix for the capture form, this removes some artifacts on the start

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This commit is contained in:
Robin 2018-06-07 19:43:47 +02:00
commit fad25c023e
1 changed files with 22 additions and 9 deletions
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31
src/Greenshot/Forms/CaptureForm.cs
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@ -70,7 +70,7 @@ namespace Greenshot.Forms
private FixMode _fixMode = FixMode.None;
private bool _isCtrlPressed;
private bool _mouseDown;
private NativePoint _mouseMovePos = NativePoint.Empty;
private NativePoint _mouseMovePos;
private int _mX;
private int _mY;
@ -120,7 +120,7 @@ namespace Greenshot.Forms
FormClosing += ClosingHandler;
// set cursor location
_cursorPos = WindowCapture.GetCursorLocationRelativeToScreenBounds();
_cursorPos = _mouseMovePos = WindowCapture.GetCursorLocationRelativeToScreenBounds();
// Initialize the animations, the window capture zooms out from the cursor to the window under the cursor
if (UsedCaptureMode == CaptureMode.Window)
@ -186,8 +186,11 @@ namespace Greenshot.Forms
{
if (isOn)
{
var screenBounds = DisplayInfo.GetBounds(MousePosition);
var zoomerSize = CalculateZoomSize(screenBounds);
// Initialize the zoom with a invalid position
_zoomAnimator = new RectangleAnimator(NativeRect.Empty, new NativeRect(int.MaxValue, int.MaxValue, NativeSize.Empty), FramesForMillis(1000), EasingTypes.Quintic, EasingModes.EaseOut);
_zoomAnimator = new RectangleAnimator(new NativeRect(_cursorPos, NativeSize.Empty), new NativeRect(_cursorPos, zoomerSize), FramesForMillis(1000), EasingTypes.Quintic, EasingModes.EaseOut);
VerifyZoomAnimation(_cursorPos, false);
}
else
@ -712,6 +715,21 @@ namespace Greenshot.Forms
// Ignore the event, to reduct painting
}
/// <summary>
/// Calculate the zoom size
/// </summary>
/// <param name="screenBounds">NativeRect with the screenbounds</param>
/// <returns>NativeSize</returns>
private NativeSize CalculateZoomSize(NativeRect screenBounds)
{
// convert to be relative to top left corner of all screen bounds
screenBounds = screenBounds.MoveTo(WindowCapture.GetLocationRelativeToScreenBounds(screenBounds.Location));
var relativeZoomSize = Math.Min(screenBounds.Width, screenBounds.Height) / 5;
// Make sure the final size is a plural of 4, this makes it look better
relativeZoomSize = relativeZoomSize - relativeZoomSize % 4;
return new NativeSize(relativeZoomSize, relativeZoomSize);
}
/// <summary>
/// Checks if the Zoom area can move there where it wants to go, change direction if not.
/// </summary>
@ -723,12 +741,7 @@ namespace Greenshot.Forms
private void VerifyZoomAnimation(NativePoint pos, bool allowZoomOverCaptureRect)
{
var screenBounds = DisplayInfo.GetBounds(MousePosition);
// convert to be relative to top left corner of all screen bounds
screenBounds = screenBounds.MoveTo(WindowCapture.GetLocationRelativeToScreenBounds(screenBounds.Location));
var relativeZoomSize = Math.Min(screenBounds.Width, screenBounds.Height) / 5;
// Make sure the final size is a plural of 4, this makes it look better
relativeZoomSize = relativeZoomSize - relativeZoomSize % 4;
var zoomSize = new NativeSize(relativeZoomSize, relativeZoomSize);
var zoomSize = CalculateZoomSize(screenBounds);
var zoomOffset = new NativePoint(20, 20);
var targetRectangle = _zoomAnimator.Final.Offset(pos);