本文整理汇总了C#中FastBitmap.Lock方法的典型用法代码示例。如果您正苦于以下问题：C# FastBitmap.Lock方法的具体用法？C# FastBitmap.Lock怎么用？C# FastBitmap.Lock使用的例子？那么, 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FastBitmap的用法示例。
在下文中一共展示了FastBitmap.Lock方法的4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: CopyTo
public void CopyTo(FastBitmap bitmap, Int32 destx, Int32 desty, Int32 srcx, Int32 srcy,
Int32 width, Int32 height)
{
try {
Lock();
bitmap.Lock();
for (Int32 y = 0; y < height; y++) {
for (Int32 x = 0; x < width; x++) {
Color c = GetPixel(srcx + x, srcy + y);
bitmap.SetPixel(destx + x, desty + y, c);
}
}
}
finally {
Unlock();
bitmap.Unlock();
}
}示例2: BitmapSetPixelsArgb
public override void BitmapSetPixelsArgb(BitmapCi bmp, int[] pixels)
{
BitmapCiCs bmp_ = (BitmapCiCs)bmp;
int width = bmp_.bmp.Width;
int height = bmp_.bmp.Height;
if (IsMono)
{
for (int y = 0; y < height; y++)
{
for (int x = 0; x < width; x++)
{
int color = pixels[x + y * width];
bmp_.bmp.SetPixel(x, y, Color.FromArgb(color));
}
}
}
else
{
FastBitmap fastbmp = new FastBitmap();
fastbmp.bmp = bmp_.bmp;
fastbmp.Lock();
for (int x = 0; x < width; x++)
{
for (int y = 0; y < height; y++)
{
fastbmp.SetPixel(x, y, pixels[x + y * width]);
}
}
fastbmp.Unlock();
}
}示例3: Flatten
internal FastBitmap Flatten()
{
// create a bitmap for result image
FastBitmap final = new FastBitmap(_width, _height,
PixelFormat.Format24bppRgb);
// lock all bitmaps
final.Lock();
for (Int32 i = 0; i < _layers.Count; i++) {
Layer l = _layers[i];
l._bitmap.Lock();
if (l.Mask != null)
l.Mask.Lock();
}
// calculate colors of flattened image
// 1. take offsetx, offsety into consideration
// 2. calculate alpha of color (alpha, opacity, mask)
// 3. mix colors of current layer and layer below
for (Int32 y = 0; y < _height; y++) {
for (Int32 x = 0; x < _width; x++) {
Color c0 = _layers[0]._bitmap.GetPixel(x, y);
for (Int32 i = 1; i < _layers.Count; i++) {
Layer layer = _layers[i];
Color c1 = Color.Transparent;
if (x >= layer.OffsetX &&
x <= layer.OffsetX + layer._bitmap.Width - 1 &&
y >= layer.OffsetY &&
y <= layer.OffsetY + layer._bitmap.Height - 1) {
c1 = layer._bitmap.GetPixel(x - layer.OffsetX,
y - layer.OffsetY);
}
if (c1.A == 255 && layer.Opacity == 1.0 &&
layer.Mask == null) {
c0 = c1;
} else {
Double tr, tg, tb, a;
a = c1.A / 255.0 * layer.Opacity;
if (layer.Mask != null) {
a *= layer.Mask.GetIntensity(x, y) / 255.0;
}
tr = c1.R * a + c0.R * (1.0 - a);
tg = c1.G * a + c0.G * (1.0 - a);
tb = c1.B * a + c0.B * (1.0 - a);
tr = Math.Round(tr);
tg = Math.Round(tg);
tb = Math.Round(tb);
tr = Math.Min(tr, 255);
tg = Math.Min(tg, 255);
tb = Math.Min(tb, 255);
c0 = Color.FromArgb((Byte)tr, (Byte)tg, (Byte)tb);
}
}
final.SetPixel(x, y, c0);
}
}
// unlock all bitmaps
for (Int32 i = 0; i < _layers.Count; i++) {
Layer l = _layers[i];
l._bitmap.Unlock();
if (l.Mask != null)
l.Mask.Unlock();
}
final.Unlock();
return final;
}示例4: BitmapGetPixelsArgb
public override void BitmapGetPixelsArgb(BitmapCi bitmap, int[] bmpPixels)
{
BitmapCiCs bmp = (BitmapCiCs)bitmap;
int width = bmp.bmp.Width;
int height = bmp.bmp.Height;
if (IsMono)
{
for (int x = 0; x < width; x++)
{
for (int y = 0; y < height; y++)
{
bmpPixels[x + y * width] = bmp.bmp.GetPixel(x, y).ToArgb();
}
}
}
else
{
FastBitmap fastbmp = new FastBitmap();
fastbmp.bmp = bmp.bmp;
fastbmp.Lock();
for (int x = 0; x < width; x++)
{
for (int y = 0; y < height; y++)
{
bmpPixels[x + y * width] = fastbmp.GetPixel(x, y);
}
}
fastbmp.Unlock();
}
}