本文整理汇总了C#中Pixbuf.ScaleSimple方法的典型用法代码示例。如果您正苦于以下问题：C# Pixbuf.ScaleSimple方法的具体用法？C# Pixbuf.ScaleSimple怎么用？C# Pixbuf.ScaleSimple使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类Pixbuf的用法示例。
在下文中一共展示了Pixbuf.ScaleSimple方法的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: ScaleToMaxSize
public static Pixbuf ScaleToMaxSize (Pixbuf pixbuf, int width, int height, bool upscale)
{
double scale = Math.Min (width / (double)pixbuf.Width, height / (double)pixbuf.Height);
int scale_width = (int)(scale * pixbuf.Width);
int scale_height = (int)(scale * pixbuf.Height);
Gdk.Pixbuf result;
if (upscale || (scale < 1.0))
result = pixbuf.ScaleSimple (scale_width, scale_height, (scale_width > 20) ? Gdk.InterpType.Bilinear : Gdk.InterpType.Nearest);
else
result = pixbuf.Copy ();
CopyThumbnailOptions (pixbuf, result);
return result;
}示例2: IconFromPixbuf
public static Pixbuf IconFromPixbuf (Pixbuf source, int size)
{
Pixbuf tmp = null;
Pixbuf icon = null;
if (source.Width > source.Height)
source = tmp = new Pixbuf (source, (source.Width - source.Height) /2, 0, source.Height, source.Height);
else if (source.Width < source.Height)
source = tmp = new Pixbuf (source, 0, (source.Height - source.Width) /2, source.Width, source.Width);
if (source.Width == source.Height)
icon = source.ScaleSimple (size, size, InterpType.Bilinear);
else
throw new Exception ("Bad logic leads to bad accidents");
if (tmp != null)
tmp.Dispose ();
return icon;
}示例3: Thumbnail
// Grab thumbnail
public Pixbuf Thumbnail()
{
string existing;
// Totaly ignore removed wps
if (removed)
return null;
// Cached thumb nail? Just make sure it's current
if (ThumbCache != null && HasCurrentThumbnail() == true)
return ThumbCache;
else
ThumbCache = null;
// Attempt to create a new thumbnail (or at least check if there is an old valid one)
if (CreateThumnail() == false)
return null;
ThumbnailFactory t = new ThumbnailFactory(ThumbnailSize.Normal);
// Grab the thumb
existing = t.Lookup(filename, CurrentMtime);
Pixbuf thumb = new Pixbuf(existing);
// Figure out the scale for previews
int x, y;
switch (Res.ResolutionList.AspectType(w,h)) {
case Res.Aspect.ASPECT_43:
x = 64;
y = 48;
break;
case Res.Aspect.ASPECT_WIDE:
x = 64;
y = 36;
break;
case Res.Aspect.ASPECT_OTHER:
default:
x = 64;
y = 64;
break;
}
// for really small images, do our own resizing; hopefully there won't be too many
if (thumb.Width < x || thumb.Height < y) {
ThumbCache = thumb.ScaleSimple(x, y, Gdk.InterpType.Bilinear);
} else {
ThumbCache = Gnome.Thumbnail.ScaleDownPixbuf(thumb, x, y);
}
thumb.Dispose();
return ThumbCache;
}