本文整理汇总了C#中System.Drawing.Bitmap.GetResized方法的典型用法代码示例。如果您正苦于以下问题：C# Bitmap.GetResized方法的具体用法？C# Bitmap.GetResized怎么用？C# Bitmap.GetResized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System.Drawing.Bitmap的用法示例。
在下文中一共展示了Bitmap.GetResized方法的5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: generateThumbnail
private static void generateThumbnail(string imagePath, string thumbnailPath, int size, ThumbnailClip clip)
{
var dir = new DirectoryInfo(Path.GetDirectoryName(thumbnailPath));
dir.Create(true);
Bitmap bmp = new Bitmap(imagePath);
Bitmap resizedBmp = clip == ThumbnailClip.Square ? bmp.GetSquare((int)size) : bmp.GetResized((int)size);
string thumbnailTempPath = thumbnailPath + ".tmp";
resizedBmp.Save(thumbnailTempPath, ImageFormat.Png);
File.Move(thumbnailTempPath, thumbnailPath);
}示例2: GenerateGalaxyImage
//
// GET: /Campaign/
/// <summary>
/// Makes an image: campaign background with planet images drawn on it (cheaper than rendering each planet individually)
/// </summary>
public Bitmap GenerateGalaxyImage(int campaignID, double zoom = 1, double antiAliasingFactor = 4) {
zoom *= antiAliasingFactor;
using (var db = new ZkDataContext()) {
Campaign camp = db.Campaigns.Single(x => x.CampaignID == campaignID);
using (Image background = Image.FromFile(Server.MapPath("/img/galaxies/" + camp.MapImageName))) {
Bitmap im = new Bitmap((int)(background.Width*zoom), (int)(background.Height*zoom));
using (Graphics gr = Graphics.FromImage(im)) {
gr.DrawImage(background, 0, 0, im.Width, im.Height);
foreach (CampaignPlanet p in camp.CampaignPlanets) {
string planetIconPath = null;
Resource map = db.Resources.FirstOrDefault(m => m.InternalName == p.Mission.Map);
try {
planetIconPath = "/img/planets/" + (map.MapPlanetWarsIcon ?? "1.png"); // backup image is 1.png
using (Image pi = Image.FromFile(Server.MapPath(planetIconPath))) {
double aspect = pi.Height/(double)pi.Width;
var width = (int)(map.PlanetWarsIconSize * zoom);
var height = (int)(width*aspect);
gr.DrawImage(pi, (int)(p.X*im.Width) - width/2, (int)(p.Y*im.Height) - height/2, width, height);
}
} catch (Exception ex) {
throw new ApplicationException(
string.Format("Cannot process planet image {0} for planet {1} map {2}",
planetIconPath,
p.PlanetID,
map.ResourceID),
ex);
}
}
if (antiAliasingFactor == 1) return im;
else {
zoom /= antiAliasingFactor;
return im.GetResized((int)(background.Width*zoom), (int)(background.Height*zoom), InterpolationMode.HighQualityBicubic);
}
}
}
}
}示例3: GenerateGalaxyImage
/// <summary>
/// Makes an image: galaxy background with planet images drawn on it (cheaper than rendering each planet individually)
/// </summary>
// FIXME: having issues with bitmap parameters; setting AA factor to 1 as fallback (was 4)
public Bitmap GenerateGalaxyImage(int galaxyID, double zoom = 1, double antiAliasingFactor = 1)
{
zoom *= antiAliasingFactor;
using (var db = new ZkDataContext())
{
Galaxy gal = db.Galaxies.Single(x => x.GalaxyID == galaxyID);
using (Image background = Image.FromFile(Server.MapPath("/img/galaxies/" + gal.ImageName)))
{
//var im = new Bitmap((int)(background.Width*zoom), (int)(background.Height*zoom));
var im = new Bitmap(background.Width, background.Height);
using (Graphics gr = Graphics.FromImage(im))
{
gr.DrawImage(background, 0, 0, im.Width, im.Height);
/*
using (var pen = new Pen(Color.FromArgb(255, 180, 180, 180), (int)(1*zoom)))
{
foreach (var l in gal.Links)
{
gr.DrawLine(pen,
(int)(l.PlanetByPlanetID1.X*im.Width),
(int)(l.PlanetByPlanetID1.Y*im.Height),
(int)(l.PlanetByPlanetID2.X*im.Width),
(int)(l.PlanetByPlanetID2.Y*im.Height));
}
}*/
foreach (Planet p in gal.Planets)
{
string planetIconPath = null;
try
{
planetIconPath = "/img/planets/" + (p.Resource.MapPlanetWarsIcon ?? "1.png"); // backup image is 1.png
using (Image pi = Image.FromFile(Server.MapPath(planetIconPath)))
{
double aspect = pi.Height / (double)pi.Width;
var width = (int)(p.Resource.PlanetWarsIconSize * zoom);
var height = (int)(width * aspect);
gr.DrawImage(pi, (int)(p.X * im.Width) - width / 2, (int)(p.Y * im.Height) - height / 2, width, height);
}
}
catch (Exception ex)
{
throw new ApplicationException(
string.Format("Cannot process planet image {0} for planet {1} map {2}",
planetIconPath,
p.PlanetID,
p.MapResourceID),
ex);
}
}
if (antiAliasingFactor == 1) return im;
else
{
zoom /= antiAliasingFactor;
return im.GetResized((int)(background.Width * zoom), (int)(background.Height * zoom), InterpolationMode.HighQualityBicubic);
}
}
}
}
}示例4: generatePhotoFile
private static void generatePhotoFile(string imagePath, string resizedPath, PhotoFileSize size,
PhotoFileClip clip)
{
var dir = new DirectoryInfo(Path.GetDirectoryName(resizedPath));
dir.Create(true);
using (Bitmap bmp = new Bitmap(imagePath))
{
bmp.AutoRotate();
using (BitmapEx resizedBmp = clip == PhotoFileClip.Square ? bmp.GetSquare((int)size) : bmp.GetResized((int)size))
{
string thumbnailTempPath = resizedPath + ".tmp";
var encodeParams = new EncoderParameters(1);
encodeParams.Param[0] = new EncoderParameter(System.Drawing.Imaging.Encoder.Quality, instance.qualityLevel);
resizedBmp.Bitmap.Save(thumbnailTempPath, jgpEncoder, encodeParams);
File.Move(thumbnailTempPath, resizedPath);
}
}
}示例5: saveCoverArt
private static void saveCoverArt(string artist, string albumTitle, string sourceUrl, string destination)
{
if (sourceUrl != null)
{
string destinationDirectory = Directory.GetParent(destination).FullName;
// if the destination directory doesn't exist
if( !Directory.Exists( destinationDirectory ))
{
Directory.CreateDirectory(destinationDirectory);
}
WebClient client = new WebClient();
Stream imgStream;
try
{
imgStream = client.OpenRead(sourceUrl);
}
catch (WebException ex)
{
if (log.IsErrorEnabled)
log.Error(ex.Message, ex.InnerException);
return;
}
using (Bitmap bmp = new Bitmap(System.Drawing.Image.FromStream(imgStream)))
{
using (BitmapEx resizedBmp = bmp.GetResized(imageSize))
{
resizedBmp.Bitmap.Save(destination, ImageFormat.Jpeg);
}
}
}
}