void RenderSelectedSample()
{
SampleName sampleName = (SampleName)listBox1.SelectedItem;
//render!
using (Graphics g = this.panel1.CreateGraphics())
using (Bitmap bmp1 = new Bitmap(400, 500))
using (LockBmp bmplock = bmp1.Lock())
{
BitmapBuffer wb = bmplock.CreateNewBitmapBuffer();
switch (sampleName)
{
case SampleName.DrawEllipses:
DrawEllipses(wb);
break;
case SampleName.DrawEllipsesFlower:
DrawEllipsesFlower(wb);
break;
case SampleName.DrawStaticShapes:
DrawStaticShapes(wb);
break;
}
bmplock.WriteAndUnlock();
//
g.Clear(System.Drawing.Color.White);
g.DrawImage(bmp1, 0, 0);
}
}
private void button3_Click(object sender, EventArgs e)
{
using (Bitmap src = new Bitmap("d:\\WImageTest\\L01.png"))
using (LockBmp srcLock = src.Lock())
using (Bitmap dest = new Bitmap(400, 500))
using (LockBmp dstLock = dest.Lock())
{
BitmapBuffer dstWb = dstLock.CreateNewBitmapBuffer();
BitmapBuffer srcWb = srcLock.CreateNewBitmapBuffer();
int y = 0;
dstWb.Clear(BitmapBufferEx.ColorInt.FromArgb(255, 255, 255, 255));
dstWb.Blit(new RectD(10, 10, src.Width, src.Height),
srcWb,
new RectD(0, 0, src.Width, src.Height), BitmapBufferExtensions.BlendMode.None
);
dstWb.Blit(new RectD(100, 100, src.Width * 2, src.Height * 2),
srcWb,
new RectD(0, 0, src.Width, src.Height), BitmapBufferExtensions.BlendMode.None
);
dstLock.WriteAndUnlock();
dest.Save("d:\\WImageTest\\a0004.png");
}
}
private void button1_Click(object sender, EventArgs e)
{
using (Bitmap bmp1 = new Bitmap(400, 500))
using (LockBmp bmplock = bmp1.Lock())
{
BitmapBuffer wb = bmplock.CreateNewBitmapBuffer();
//lines
int y = 0;
wb.DrawLine(0, y, 100, y + 100, BitmapBufferEx.ColorInt.FromArgb(255, 255, 0, 0)); //red
wb.DrawLine(0, y + 100, 100, y + 0, BitmapBufferEx.ColorInt.FromArgb(255, 0, 0, 255)); //blue
#if DEBUG
wb.DrawLineAa(100, y, 200, y + 100, BitmapBufferEx.ColorInt.FromArgb(255, 255, 0, 0));
wb.DrawLineAa(100, y + 100, 200, y + 0, BitmapBufferEx.ColorInt.FromArgb(255, 0, 0, 255)); //blue
#endif
//----------
y += 150;
wb.DrawLineDDA(0, y, 100, y + 100, BitmapBufferEx.ColorInt.FromArgb(255, 255, 0, 0)); //red
wb.DrawLineDDA(0, y + 100, 100, y + 0, BitmapBufferEx.ColorInt.FromArgb(255, 0, 0, 255)); //blue
wb.DrawEllipse(200, 0, 300, 100, BitmapBufferEx.ColorInt.FromArgb(255, 255, 0, 0));
//
bmplock.WriteAndUnlock();
bmp1.Save("d:\\WImageTest\\a0002.png");
}
}
static BitmapBuffer LoadBitmapAsReadonly(string path)
{
using (Bitmap bmp = new Bitmap(path))
using (LockBmp lockBmp = new LockBmp(bmp))
{
return(lockBmp.CreateNewBitmapBuffer());
}
}
private void button2_Click(object sender, EventArgs e)
{
using (Bitmap bmp1 = new Bitmap(400, 500))
using (LockBmp bmplock = bmp1.Lock())
{
BitmapBuffer wb = bmplock.CreateNewBitmapBuffer();
int y = 0;
wb.FillRectangle(5, 5, 20, 20, BitmapBufferEx.ColorInt.FromArgb(255, 255, 0, 0));
wb.FillTriangle(100, 0, 150, 150, 200, 0, BitmapBufferEx.ColorInt.FromArgb(255, 0, 0, 255));
bmplock.WriteAndUnlock();
bmp1.Save("d:\\WImageTest\\a0003.png");
}
}
private void button1_Click(object sender, EventArgs e)
{
//render!
using (System.Drawing.Graphics g = this.panel1.CreateGraphics())
using (System.Drawing.Bitmap bmp1 = new System.Drawing.Bitmap(panel1.Width, panel1.Height))
using (LockBmp bmplock = bmp1.Lock())
{
BitmapBuffer wb = bmplock.CreateNewBitmapBuffer();
Draw(wb);
bmplock.WriteAndUnlock();
//
g.Clear(System.Drawing.Color.White);
g.DrawImage(bmp1, 0, 0);
}
}
private void button6_Click(object sender, EventArgs e)
{
BitmapBuffer unmodifiedBmp = LoadBitmapAsReadonly("../../02.jpg");
BitmapBuffer flipImg = unmodifiedBmp.RotateFree(20, false);
using (LockBmp bmplock = destBmp.Lock())
{
BitmapBuffer wb = bmplock.CreateNewBitmapBuffer();
wb.Clear(Colors.White);
wb.Blit(new RectD(0, 0, flipImg.PixelWidth, flipImg.PixelHeight),
flipImg,
new RectD(0, 0, flipImg.PixelWidth, flipImg.PixelHeight));
bmplock.WriteAndUnlock();
g.Clear(System.Drawing.Color.White);
g.DrawImage(destBmp, 0, 0);
}
}
private void button4_Click(object sender, EventArgs e)
{
BitmapBuffer unmodifiedBmp = LoadBitmapAsReadonly("../../02.jpg");
BitmapBuffer rotateBmp = unmodifiedBmp.Rotate(BitmapBufferExtensions.FastRotateAngle.Rotate270);
using (LockBmp bmplock = destBmp.Lock())
{
BitmapBuffer wb = bmplock.CreateNewBitmapBuffer();
wb.Clear(Colors.White);
wb.Blit(new RectD(0, 0, rotateBmp.PixelWidth, rotateBmp.PixelHeight),
rotateBmp,
new RectD(0, 0, rotateBmp.PixelWidth, rotateBmp.PixelHeight));
bmplock.WriteAndUnlock();
g.Clear(System.Drawing.Color.White);
g.DrawImage(destBmp, 0, 0);
}
}
private void button2_Click(object sender, EventArgs e)
{
BitmapBuffer unmodifiedBmp = LoadBitmapAsReadonly("../../02.jpg");
BitmapBuffer sticker = LoadBitmapAsReadonly("../../01.jpg");
BitmapBuffer overlayResult = Overlay(unmodifiedBmp, sticker, new BitmapBufferEx.PointD(10, 10));
using (LockBmp bmplock = destBmp.Lock())
{
BitmapBuffer wb = bmplock.CreateNewBitmapBuffer();
wb.Clear(Colors.Black);
wb.Blit(new RectD(0, 0, overlayResult.PixelWidth, overlayResult.PixelHeight),
overlayResult,
new RectD(0, 0, overlayResult.PixelWidth, overlayResult.PixelHeight));
bmplock.WriteAndUnlock();
g.Clear(System.Drawing.Color.White);
g.DrawImage(destBmp, 0, 0);
}
}
void UpdateRenderFrame()
{
// Wrap updates in a GetContext call, to prevent invalidation and nested locking/unlocking during this block
// NOTE: This is not strictly necessary for the SL version as this is a WPF feature, however we include it here for completeness and to show
// a similar API to WPF
//render!
using (LockBmp bmplock = destBmp.Lock())
{
BitmapBuffer wb = bmplock.CreateNewBitmapBuffer();
emitter.TargetBitmap = wb;
emitter.ParticleBitmap = particleBmp;
wb.Clear(Colors.Black);
double elapsed = (DateTime.Now - lastUpdate).TotalSeconds;
lastUpdate = DateTime.Now;
emitter.Update(elapsed);
// bmp.Blit(new Point(100, 150), circleBmp, new Rect(0, 0, 200, 200), Colors.Red, BlendMode.Additive);
// bmp.Blit(new Point(160, 55), circleBmp, new Rect(0, 0, 200, 200), Color.FromArgb(255, 0, 255, 0), BlendMode.Additive);
// bmp.Blit(new Point(220, 150), circleBmp, new Rect(0, 0, 200, 200), Colors.Blue, BlendMode.Additive);
//double timeNow = _stopwatch.ElapsedMilliseconds;
//double elapsedMilliseconds = timeNow - _lastTime;
//_lowestFrameTime = Math.Min(_lowestFrameTime, elapsedMilliseconds);
//// FpsCounter.Text = string.Format("FPS: {0:0.0} / Max: {1:0.0}", 1000.0 / elapsedMilliseconds, 1000.0 / _lowestFrameTime);
//_lastTime = timeNow;
//
bmplock.WriteAndUnlock();
//
g.Clear(System.Drawing.Color.White);
g.DrawImage(destBmp, 0, 0);
}
}