112 lines
3.9 KiB
C#
112 lines
3.9 KiB
C#
/*
|
|
Copyright (C) 2014-2019 de4dot@gmail.com
|
|
|
|
This file is part of dnSpy
|
|
|
|
dnSpy is free software: you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation, either version 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
dnSpy is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with dnSpy. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
using VST = Microsoft.VisualStudio.Text;
|
|
using VSTE = Microsoft.VisualStudio.Text.Editor;
|
|
|
|
namespace dnSpy.Contracts.Hex.Editor {
|
|
/// <summary>
|
|
/// View scroller
|
|
/// </summary>
|
|
public abstract class HexViewScroller {
|
|
/// <summary>
|
|
/// Constructor
|
|
/// </summary>
|
|
protected HexViewScroller() { }
|
|
|
|
/// <summary>
|
|
/// Scrolls a span into view
|
|
/// </summary>
|
|
/// <param name="lineSpan">Line span</param>
|
|
public void EnsureSpanVisible(HexLineSpan lineSpan) => EnsureSpanVisible(lineSpan, VSTE.EnsureSpanVisibleOptions.None);
|
|
|
|
/// <summary>
|
|
/// Scrolls a span into view
|
|
/// </summary>
|
|
/// <param name="lineSpan">Line span</param>
|
|
/// <param name="options">Options</param>
|
|
public abstract void EnsureSpanVisible(HexLineSpan lineSpan, VSTE.EnsureSpanVisibleOptions options);
|
|
|
|
/// <summary>
|
|
/// Scrolls a span into view
|
|
/// </summary>
|
|
/// <param name="span">Span</param>
|
|
/// <param name="flags">Flags</param>
|
|
public void EnsureSpanVisible(HexBufferSpan span, HexSpanSelectionFlags flags) =>
|
|
EnsureSpanVisible(span, flags, VSTE.EnsureSpanVisibleOptions.None);
|
|
|
|
/// <summary>
|
|
/// Scrolls a span into view
|
|
/// </summary>
|
|
/// <param name="span">Span</param>
|
|
/// <param name="flags">Flags</param>
|
|
/// <param name="options">Options</param>
|
|
public abstract void EnsureSpanVisible(HexBufferSpan span, HexSpanSelectionFlags flags, VSTE.EnsureSpanVisibleOptions options);
|
|
|
|
/// <summary>
|
|
/// Scrolls a line into view
|
|
/// </summary>
|
|
/// <param name="line">Line</param>
|
|
/// <param name="span">Line span</param>
|
|
public void EnsureSpanVisible(HexBufferLine line, VST.Span span) =>
|
|
EnsureSpanVisible(line, span, VSTE.EnsureSpanVisibleOptions.None);
|
|
|
|
/// <summary>
|
|
/// Scrolls a line into view
|
|
/// </summary>
|
|
/// <param name="line">Line</param>
|
|
/// <param name="span">Line span</param>
|
|
/// <param name="options">Options</param>
|
|
public abstract void EnsureSpanVisible(HexBufferLine line, VST.Span span, VSTE.EnsureSpanVisibleOptions options);
|
|
|
|
/// <summary>
|
|
/// Scrolls the viewport horizontally
|
|
/// </summary>
|
|
/// <param name="distanceToScroll">Distance to scroll</param>
|
|
public abstract void ScrollViewportHorizontallyByPixels(double distanceToScroll);
|
|
|
|
/// <summary>
|
|
/// Scrolls the viewport vertically
|
|
/// </summary>
|
|
/// <param name="distanceToScroll">Distance to scroll</param>
|
|
public abstract void ScrollViewportVerticallyByPixels(double distanceToScroll);
|
|
|
|
/// <summary>
|
|
/// Scrolls the viewport one line up or down
|
|
/// </summary>
|
|
/// <param name="direction">Direction</param>
|
|
public void ScrollViewportVerticallyByLine(VSTE.ScrollDirection direction) =>
|
|
ScrollViewportVerticallyByLines(direction, 1);
|
|
|
|
/// <summary>
|
|
/// Scrolls the viewport by lines
|
|
/// </summary>
|
|
/// <param name="direction">Direction</param>
|
|
/// <param name="count">Number of lines to scroll</param>
|
|
public abstract void ScrollViewportVerticallyByLines(VSTE.ScrollDirection direction, int count);
|
|
|
|
/// <summary>
|
|
/// Scrolls the viewport one page up or down
|
|
/// </summary>
|
|
/// <param name="direction">Direction</param>
|
|
/// <returns></returns>
|
|
public abstract bool ScrollViewportVerticallyByPage(VSTE.ScrollDirection direction);
|
|
}
|
|
}
|