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Code Cleanup

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ema
2024-12-11 22:17:26 +08:00
parent c056438c58
commit 28ec7655f8
89 changed files with 7796 additions and 7698 deletions
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99
QuickLook.Plugin/QuickLook.Plugin.PDFViewer/PdfPageExtension.cs
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@@ -1,76 +1,75 @@
// Copyright © 2018 Paddy Xu
//
//
// This file is part of QuickLook program.
//
//
// This program 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.
//
//
// This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
using System;
using System.Drawing;
using System.Windows.Media.Imaging;
using PdfiumViewer;
using QuickLook.Common.ExtensionMethods;
using QuickLook.Common.Helpers;
using System;
using System.Drawing;
using System.Windows.Media.Imaging;
namespace QuickLook.Plugin.PDFViewer
namespace QuickLook.Plugin.PDFViewer;
internal static class PdfPageExtension
{
internal static class PdfPageExtension
private static int _renderCount;
private static readonly object LockObj = new object();
public static BitmapSource RenderThumbnail(this PdfDocumentWrapper doc, int page)
{
private static int _renderCount;
private static readonly object LockObj = new object();
public static BitmapSource RenderThumbnail(this PdfDocumentWrapper doc, int page)
lock (LockObj)
{
lock (LockObj)
if (_renderCount++ == 50)
{
if (_renderCount++ == 50)
{
doc.Refresh();
_renderCount = 0;
}
doc.Refresh();
_renderCount = 0;
}
var size = doc.PdfDocument.PageSizes[page];
var factorX = 60d / size.Width;
var factorY = 120d / size.Height;
return doc.Render(page, Math.Min(factorX, factorY), false);
}
public static BitmapSource Render(this PdfDocumentWrapper doc, int page, double factor, bool fixDpi = true)
{
var scale = DisplayDeviceHelper.GetCurrentScaleFactor();
var dpiX = fixDpi ? scale.Horizontal * DisplayDeviceHelper.DefaultDpi : 96;
var dpiY = fixDpi ? scale.Vertical * DisplayDeviceHelper.DefaultDpi : 96;
var size = doc.PdfDocument.PageSizes[page];
var factorX = 60d / size.Width;
var factorY = 120d / size.Height;
Bitmap bitmap;
lock (LockObj)
{
var size = doc.PdfDocument.PageSizes[page];
var realWidth = (int) Math.Round(size.Width * scale.Horizontal * factor);
var realHeight = (int) Math.Round(size.Height * scale.Vertical * factor);
bitmap = doc.PdfDocument.Render(page, realWidth, realHeight, dpiX, dpiY, PdfRotation.Rotate0,
PdfRenderFlags.LimitImageCacheSize | PdfRenderFlags.LcdText | PdfRenderFlags.Annotations |
PdfRenderFlags.ForPrinting, true) as Bitmap;
}
var bs = bitmap?.ToBitmapSource();
bitmap?.Dispose();
bs?.Freeze();
return bs;
}
return doc.Render(page, Math.Min(factorX, factorY), false);
}
}
public static BitmapSource Render(this PdfDocumentWrapper doc, int page, double factor, bool fixDpi = true)
{
var scale = DisplayDeviceHelper.GetCurrentScaleFactor();
var dpiX = fixDpi ? scale.Horizontal * DisplayDeviceHelper.DefaultDpi : 96;
var dpiY = fixDpi ? scale.Vertical * DisplayDeviceHelper.DefaultDpi : 96;
Bitmap bitmap;
lock (LockObj)
{
var size = doc.PdfDocument.PageSizes[page];
var realWidth = (int)Math.Round(size.Width * scale.Horizontal * factor);
var realHeight = (int)Math.Round(size.Height * scale.Vertical * factor);
bitmap = doc.PdfDocument.Render(page, realWidth, realHeight, dpiX, dpiY, PdfRotation.Rotate0,
PdfRenderFlags.LimitImageCacheSize | PdfRenderFlags.LcdText | PdfRenderFlags.Annotations |
PdfRenderFlags.ForPrinting, true) as Bitmap;
}
var bs = bitmap?.ToBitmapSource();
bitmap?.Dispose();
bs?.Freeze();
return bs;
}
}