/// <summary> 节整页绘制前事件 </summary>
private void DoPaintPaperBefor(object sender, int aPageIndex, RECT aRect,
HCCanvas aCanvas, SectionPaintInfo aPaintInfo)
{
if ((!aPaintInfo.Print) && (sender as HCSection).ReadOnly)
{
aCanvas.Font.BeginUpdate();
try
{
aCanvas.Font.Size = 48;
aCanvas.Font.Color = Color.Gray;
aCanvas.Font.Family = "隶书";
}
finally
{
aCanvas.Font.EndUpdate();
}
aCanvas.TextOut(aRect.Left + 10, aRect.Top + 10, "只读");
}
}
public void SaveToImage(string path, string prefix, string imageType, bool onePaper = true)
{
HCCanvas vBmpCanvas = new HCCanvas();
SectionPaintInfo vPaintInfo = new SectionPaintInfo();
try
{
vPaintInfo.ScaleX = 1;
vPaintInfo.ScaleY = 1;
vPaintInfo.Zoom = 1;
vPaintInfo.Print = true;
vPaintInfo.DPI = HCUnitConversion.PixelsPerInchX;
vPaintInfo.ViewModel = HCViewModel.hvmFilm;
int vWidth = 0, vHeight = 0;
if (onePaper)
{
for (int i = 0; i < FSections.Count; i++)
{
vHeight = vHeight + FSections[i].PaperHeightPix * FSections[i].PageCount;
if (vWidth < FSections[i].PaperWidthPix)
{
vWidth = FSections[i].PaperWidthPix;
}
}
vPaintInfo.WindowWidth = vWidth;
vPaintInfo.WindowHeight = vHeight;
using (Bitmap vBmp = new Bitmap(vWidth, vHeight))
{
vBmpCanvas.Graphics = Graphics.FromImage(vBmp);
int vSectionIndex = 0, vSectionPageIndex = 0, vTop = 0;
for (int i = 0; i < this.PageCount; i++)
{
vSectionIndex = GetSectionPageIndexByPageIndex(i, ref vSectionPageIndex);
//vWidth = FSections[vSectionIndex].PaperWidthPix;
vHeight = FSections[vSectionIndex].PaperHeightPix;
vBmpCanvas.Brush.Color = Color.White;
vBmpCanvas.FillRect(new RECT(0, vTop, vWidth, vTop + vHeight));
ScaleInfo vScaleInfo = vPaintInfo.ScaleCanvas(vBmpCanvas);
try
{
FSections[vSectionIndex].PaintPaper(vSectionPageIndex, 0, vTop, vBmpCanvas, vPaintInfo);
vTop = vTop + vHeight;
}
finally
{
vPaintInfo.RestoreCanvasScale(vBmpCanvas, vScaleInfo);
}
}
vBmpCanvas.Dispose();
if (imageType == "BMP")
{
vBmp.Save(path + prefix + ".bmp", System.Drawing.Imaging.ImageFormat.Bmp);
}
else
if (imageType == "JPG")
{
vBmp.Save(path + prefix + ".jpg", System.Drawing.Imaging.ImageFormat.Jpeg);
}
else
{
vBmp.Save(path + prefix + ".png", System.Drawing.Imaging.ImageFormat.Png);
}
}
}
else
{
int vSectionIndex = 0, vSectionPageIndex = 0;
for (int i = 0; i < this.PageCount; i++)
{
vSectionIndex = GetSectionPageIndexByPageIndex(i, ref vSectionPageIndex);
using (Bitmap vBmp = new Bitmap(FSections[vSectionIndex].PaperWidthPix, FSections[vSectionIndex].PaperHeightPix))
{
vBmpCanvas.Graphics = Graphics.FromImage(vBmp);
vBmpCanvas.Brush.Color = Color.White;
vBmpCanvas.FillRect(new RECT(0, 0, vBmp.Width, vBmp.Height));
vPaintInfo.WindowWidth = vBmp.Width;
vPaintInfo.WindowHeight = vBmp.Height;
ScaleInfo vScaleInfo = vPaintInfo.ScaleCanvas(vBmpCanvas);
try
{
vBmpCanvas.Brush.Color = Color.White;
vBmpCanvas.FillRect(new RECT(0, 0, vBmp.Width, vBmp.Height));
FSections[vSectionIndex].PaintPaper(vSectionPageIndex, 0, 0, vBmpCanvas, vPaintInfo);
}
finally
{
vPaintInfo.RestoreCanvasScale(vBmpCanvas, vScaleInfo);
}
vBmpCanvas.Dispose();
if (imageType == "BMP")
{
vBmp.Save(path + prefix + (i + 1).ToString() + ".bmp", System.Drawing.Imaging.ImageFormat.Bmp);
}
else
if (imageType == "JPG")
{
vBmp.Save(path + prefix + (i + 1).ToString() + ".jpg", System.Drawing.Imaging.ImageFormat.Jpeg);
}
else
{
vBmp.Save(path + prefix + (i + 1).ToString() + ".png", System.Drawing.Imaging.ImageFormat.Png);
}
}
}
}
}
finally
{
vPaintInfo.Dispose();
}
}
protected void DoSectionPaintFooterAfter(object sender, int pageIndex, RECT rect, HCCanvas canvas, SectionPaintInfo paintInfo)
{
HCSection vSection = sender as HCSection;
if (vSection.PageNoVisible)
{
int vSectionIndex = FSections.IndexOf(vSection);
int vSectionStartPageIndex = 0;
int vAllPageCount = 0;
for (int i = 0; i <= FSections.Count - 1; i++)
{
if (i == vSectionIndex)
{
vSectionStartPageIndex = vAllPageCount;
}
vAllPageCount = vAllPageCount + FSections[i].PageCount;
}
string vS = string.Format(vSection.PageNoFormat, vSectionStartPageIndex + vSection.PageNoFrom + pageIndex, vAllPageCount);
canvas.Brush.Style = HCBrushStyle.bsClear;
canvas.Font.BeginUpdate();
try
{
canvas.Font.Size = 10;
canvas.Font.Family = "宋体";
}
finally
{
canvas.Font.EndUpdate();
}
canvas.TextOut(rect.Left + (rect.Width - canvas.TextWidth(vS)) / 2, rect.Top + vSection.Footer.Height, vS);
}
}
