private void DrawPie(PagePie pp, Graphics g, RectangleF r)
{
StyleInfo si = pp.SI;
if (!si.BackgroundColor.IsEmpty)
{
g.FillPie(new SolidBrush(si.BackgroundColor), (int)r.X, (int)r.Y, (int)r.Width, (int)r.Height, (float)pp.StartAngle, (float)pp.SweepAngle);
}
if (si.BStyleTop != BorderStyleEnum.None)
{
Pen p = new Pen(si.BColorTop, si.BWidthTop);
switch (si.BStyleTop)
{
case BorderStyleEnum.Dashed:
p.DashStyle = DashStyle.Dash;
break;
case BorderStyleEnum.Dotted:
p.DashStyle = DashStyle.Dot;
break;
case BorderStyleEnum.Double:
case BorderStyleEnum.Groove:
case BorderStyleEnum.Inset:
case BorderStyleEnum.Solid:
case BorderStyleEnum.Outset:
case BorderStyleEnum.Ridge:
case BorderStyleEnum.WindowInset:
default:
p.DashStyle = DashStyle.Solid;
break;
}
g.DrawPie(p, r, pp.StartAngle, pp.SweepAngle);
}
}
// render all the objects in a page (or any composite object
private void ProcessPage(System.Drawing.Graphics g, IEnumerable p)
{
// TODO: (Peter) Support can grow and can shrink
foreach (PageItem pi in p)
{
if (pi is PageTextHtml)
{ // PageTextHtml is actually a composite object (just like a page)
ProcessHtml(pi as PageTextHtml, g);
continue;
}
if (pi is PageLine)
{
PageLine pl = pi as PageLine;
DrawLine(pl.SI.BColorLeft, pl.SI.BStyleLeft, pl.SI.BWidthLeft,
g, PixelsX(pl.X + _left - _hScroll), PixelsY(pl.Y + _top - _vScroll),
PixelsX(pl.X2 + _left - _hScroll), PixelsY(pl.Y2 + _top - _vScroll));
continue;
}
RectangleF rect = new RectangleF(PixelsX(pi.X + _left - _hScroll), PixelsY(pi.Y + _top - _vScroll),
PixelsX(pi.W), PixelsY(pi.H));
if ((pi is PagePolygon) || (pi is PageCurve))
{ // intentionally empty; polygon's rectangles aren't calculated
}
if (pi.SI.BackgroundImage != null)
{ // put out any background image
PageImage i = pi.SI.BackgroundImage;
DrawImageBackground(i, pi.SI, g, rect);
}
if (pi is PageText)
{
// TODO: enable can shrink, can grow
// 2005 spec file, page 9, in the text box has
// CanGrow and CanShrink
PageText pt = pi as PageText;
DrawString(pt, g, rect);
}
else if (pi is PageImage)
{
PageImage i = pi as PageImage;
DrawImage(i, g, rect);
}
else if (pi is PageRectangle)
{
this.DrawBackground(g, rect, pi.SI);
}
else if (pi is PageEllipse)
{
PageEllipse pe = pi as PageEllipse;
DrawEllipse(pe, g, rect);
}
else if (pi is PagePie)
{
PagePie pp = pi as PagePie;
DrawPie(pp, g, rect);
}
else if (pi is PagePolygon)
{
PagePolygon ppo = pi as PagePolygon;
FillPolygon(ppo, g, rect);
}
else if (pi is PageCurve)
{
PageCurve pc = pi as PageCurve;
DrawCurve(pc.SI.BColorLeft, pc.SI.BStyleLeft, pc.SI.BWidthLeft,
g, pc.Points, pc.Offset, pc.Tension);
}
DrawBorder(pi, g, rect);
}
// TO: convert System.Drawing.Graphics to Xwt.Drawing.Context and draw it to this.g
Bitmap bm = new Bitmap(600, 600);
g.DrawImage(bm, 600, 600);
System.IO.MemoryStream s = new System.IO.MemoryStream();
gImg.Save(s, System.Drawing.Imaging.ImageFormat.Png);
gImg.Save("test.png", System.Drawing.Imaging.ImageFormat.Png);
// Xwt.Drawing.Image img = Xwt.Drawing.Image.FromStream(s);
Xwt.Drawing.Image img = Xwt.Drawing.Image.FromFile("test.png");
xwtContext.DrawImage(img, new Xwt.Rectangle(0, 0, 600, 600), new Xwt.Rectangle(0, 0, 600, 600));
//Xwt.Drawing.TextLayout layout = new Xwt.Drawing.TextLayout(xwtContext);
//layout.Font = xwtContext.Font;
//layout.Text = "Test";
//xwtContext.DrawTextLayout(layout, 2, 4);
}
// render all the objects in a page (or any composite object
private void ProcessPage(StringBuilder sb, IEnumerable p, Rectangle offset)
{
foreach (PageItem pi in p)
{
if (pi is PageTextHtml)
{ // PageTextHtml is actually a composite object (just like a page)
ProcessHtml(pi as PageTextHtml, sb, new Rectangle(PixelsX(pi.X), PixelsY(pi.Y), PixelsX(pi.W), PixelsY(pi.H)));
continue;
}
if (pi is PageLine)
{
PageLine pl = pi as PageLine;
DrawLine(pl.SI.BColorLeft, pl.SI.BStyleLeft, PixelsX(pl.SI.BWidthLeft),
sb, PixelsX(pl.X), PixelsY(pl.Y),
PixelsX(pl.X2), PixelsY(pl.Y2));
continue;
}
Rectangle rect = new Rectangle(PixelsX(pi.X), PixelsY(pi.Y),
PixelsX(pi.W), PixelsY(pi.H));
if (pi.SI.BackgroundImage != null)
{ // put out any background image
PageImage i = pi.SI.BackgroundImage;
DrawImageBackground(i, pi.SI, sb, rect);
}
if (pi is PageText)
{
PageText pt = pi as PageText;
DrawString(pt, sb, rect);
}
else if (pi is PageImage)
{
PageImage i = pi as PageImage;
DrawImage(i, sb, rect);
}
else if (pi is PageRectangle)
{
this.DrawRectangle(pi as PageRectangle, sb, rect);
}
else if (pi is PageEllipse)
{
PageEllipse pe = pi as PageEllipse;
DrawEllipse(pe, sb, rect);
}
else if (pi is PagePie)
{
PagePie pp = pi as PagePie;
// DrawPie(pp, g, rect);
}
else if (pi is PagePolygon)
{
PagePolygon ppo = pi as PagePolygon;
DrawPolygon(ppo, sb);
}
DrawBorder(pi, sb, rect);
}
}
// render all the objects in a page (or any composite object
private void ProcessPage(Graphics g, IEnumerable p, RectangleF clipRect, bool bHitList)
{
// TODO: (Peter) Support can grow and can shrink
foreach (PageItem pi in p)
{
//if (pi is PageTextHtml)
//{ // PageTextHtml is actually a composite object (just like a page)
// if (SelectTool && bHitList)
// {
// RectangleF hr = new RectangleF(PixelsX(pi.X + _left - _hScroll), PixelsY(pi.Y + _top - _vScroll),
// PixelsX(pi.W), PixelsY(pi.H));
// _HitList.Add(new HitListEntry(hr, pi));
// }
// ProcessHtml(pi as PageTextHtml, g, clipRect, bHitList);
// continue;
//}
if (pi is PageLine)
{
PageLine pl = pi as PageLine;
DrawLine(pl.SI.BColorLeft, pl.SI.BStyleLeft, pl.SI.BWidthLeft,
g, PixelsX(pl.X + _left - _hScroll), PixelsY(pl.Y + _top - _vScroll),
PixelsX(pl.X2 + _left - _hScroll), PixelsY(pl.Y2 + _top - _vScroll));
continue;
}
RectangleF rect = new RectangleF(PixelsX(pi.X + _left - _hScroll), PixelsY(pi.Y + _top - _vScroll),
PixelsX(pi.W), PixelsY(pi.H));
// Maintain the hit list
//if (bHitList)
//{
// if (SelectTool)
// { // we need all PageText and PageImage items that have been displayed
// if (pi is PageText || pi is PageImage)
// {
// _HitList.Add(new HitListEntry(rect, pi));
// }
// }
// // Only care about items with links and tips
// else if (pi.HyperLink != null || pi.BookmarkLink != null || pi.Tooltip != null)
// {
// HitListEntry hle;
// if (pi is PagePolygon)
// hle = new HitListEntry(pi as PagePolygon, _left - _hScroll, _top - _vScroll, this);
// else
// hle = new HitListEntry(rect, pi);
// _HitList.Add(hle);
// }
//}
if ((pi is PagePolygon) || (pi is PageCurve))
{ // intentionally empty; polygon's rectangles aren't calculated
}
else if (!rect.IntersectsWith(clipRect))
{
continue;
}
if (pi.SI.BackgroundImage != null)
{ // put out any background image
PageImage i = pi.SI.BackgroundImage;
DrawImageBackground(i, pi.SI, g, rect);
}
if (pi is PageText)
{
// TODO: enable can shrink, can grow
// 2005 spec file, page 9, in the text box has
// CanGrow and CanShrink
PageText pt = pi as PageText;
DrawString(pt, g, rect);
}
else if (pi is PageImage)
{
PageImage i = pi as PageImage;
DrawImage(i, g, rect);
}
else if (pi is PageRectangle)
{
this.DrawBackground(g, rect, pi.SI);
}
else if (pi is PageEllipse)
{
PageEllipse pe = pi as PageEllipse;
DrawEllipse(pe, g, rect);
}
else if (pi is PagePie)
{
PagePie pp = pi as PagePie;
DrawPie(pp, g, rect);
}
else if (pi is PagePolygon)
{
PagePolygon ppo = pi as PagePolygon;
FillPolygon(ppo, g, rect);
}
else if (pi is PageCurve)
{
PageCurve pc = pi as PageCurve;
DrawCurve(pc.SI.BColorLeft, pc.SI.BStyleLeft, pc.SI.BWidthLeft,
g, pc.Points, pc.Offset, pc.Tension);
}
DrawBorder(pi, g, rect);
}
}
/// <summary>
/// Renders all the objects in a Page or composite object.
/// </summary>
private static void ProcessPage(Graphics g, IEnumerable p, RectangleF clipRect, bool bHitList, CanvasProperties cp, ref PageItemManager cpim)
{
foreach (PageItem pi in p)
{
if (pi is PageTextHtml)
{ // PageTextHtml is actually a composite object (just like a page)
if (cpim.SelectToolEnabled && bHitList)
{
RectangleF hr = new RectangleF(
Measurement.PixelsFromPoints(pi.X + cp.Left - cp.Scroll.X, cp.Dpi.X),
Measurement.PixelsFromPoints(pi.Y + cp.Scroll.X - cp.Scroll.Y, cp.Dpi.Y),
Measurement.PixelsFromPoints(pi.W, cp.Dpi.X),
Measurement.PixelsFromPoints(pi.H, cp.Dpi.Y));
cpim.HitList.Add(new HitListEntry(hr, pi));
}
ProcessHtml(pi as PageTextHtml, g, clipRect, bHitList, cp, ref cpim);
continue;
}
if (pi is PageLine)
{
PageLine pl = pi as PageLine;
CanvasPainter.DrawLine(
pl.SI.BColorLeft,
pl.SI.BStyleLeft,
pl.SI.BWidthLeft,
g,
Measurement.PixelsFromPoints(pl.X + cp.Left - cp.Scroll.X, cp.Dpi.X),
Measurement.PixelsFromPoints(pl.Y + cp.Top - cp.Scroll.Y, cp.Dpi.Y),
Measurement.PixelsFromPoints(pl.X2 + cp.Left - cp.Scroll.X, cp.Dpi.X),
Measurement.PixelsFromPoints(pl.Y2 + cp.Top - cp.Scroll.Y, cp.Dpi.Y));
continue;
}
RectangleF rect = new RectangleF(
Measurement.PixelsFromPoints(pi.X + cp.Left - cp.Scroll.X, cp.Dpi.X),
Measurement.PixelsFromPoints(pi.Y + cp.Top - cp.Scroll.Y, cp.Dpi.Y),
Measurement.PixelsFromPoints(pi.W, cp.Dpi.X),
Measurement.PixelsFromPoints(pi.H, cp.Dpi.Y));
// Maintain the hit list
if (bHitList)
{
if (cpim.SelectToolEnabled)
{ // we need all PageText and PageImage items that have been displayed
if (pi is PageText || pi is PageImage)
{
cpim.HitList.Add(new HitListEntry(rect, pi));
}
}
// Only care about items with links and tips
else if (pi.HyperLink != null || pi.BookmarkLink != null || pi.Tooltip != null)
{
HitListEntry hle;
if (pi is PagePolygon)
{
hle = new HitListEntry(pi as PagePolygon, cp.Left - cp.Scroll.X, cp.Top - cp.Scroll.Y, ((Canvas)cp.Parent));
}
else
{
hle = new HitListEntry(rect, pi);
}
cpim.HitList.Add(hle);
}
}
if ((pi is PagePolygon) || (pi is PageCurve))
{ // intentionally empty; polygon's rectangles aren't calculated
}
else if (!rect.IntersectsWith(clipRect))
{
continue;
}
if (pi.SI.BackgroundImage != null)
{ // put out any background image
PageImage i = pi.SI.BackgroundImage;
CanvasPainter.DrawImageBackground(i, pi.SI, g, rect);
}
if (pi is PageText)
{
PageText pt = pi as PageText;
CanvasPainter.DrawString(pt, g, rect, cp, cpim);
}
else if (pi is PageImage)
{
PageImage i = pi as PageImage;
CanvasPainter.DrawImage(i, g, rect, cp, cpim);
}
else if (pi is PageRectangle)
{
CanvasPainter.DrawBackground(g, rect, pi.SI);
}
else if (pi is PageEllipse)
{
PageEllipse pe = pi as PageEllipse;
CanvasPainter.DrawEllipse(pe, g, rect);
}
else if (pi is PagePie)
{
PagePie pp = pi as PagePie;
CanvasPainter.DrawPie(pp, g, rect);
}
else if (pi is PagePolygon)
{
PagePolygon ppo = pi as PagePolygon;
CanvasPainter.FillPolygon(ppo, g, rect, cp);
}
else if (pi is PageCurve)
{
PageCurve pc = pi as PageCurve;
CanvasPainter.DrawCurve(pc.SI.BColorLeft, pc.SI.BStyleLeft, pc.SI.BWidthLeft,
g, pc.Points, pc.Offset, pc.Tension, cp);
}
CanvasPainter.DrawBorder(pi, g, rect);
}
}
// render all the objects in a page (or any composite object
private void ProcessPage(System.Drawing.Graphics g, IEnumerable p)
{
// TODO: (Peter) Support can grow and can shrink
foreach (PageItem pi in p)
{
if (pi is PageTextHtml)
{ // PageTextHtml is actually a composite object (just like a page)
ProcessHtml(pi as PageTextHtml, g);
continue;
}
if (pi is PageLine)
{
PageLine pl = pi as PageLine;
DrawLine(pl.SI.BColorLeft, pl.SI.BStyleLeft, pl.SI.BWidthLeft,
g, PixelsX(pl.X + _left - _hScroll), PixelsY(pl.Y + _top - _vScroll),
PixelsX(pl.X2 + _left - _hScroll), PixelsY(pl.Y2 + _top - _vScroll));
continue;
}
RectangleF rect = new RectangleF(PixelsX(pi.X + _left - _hScroll), PixelsY(pi.Y + _top - _vScroll),
PixelsX(pi.W), PixelsY(pi.H));
if ((pi is PagePolygon) || (pi is PageCurve))
{ // intentionally empty; polygon's rectangles aren't calculated
}
if (pi.SI.BackgroundImage != null)
{ // put out any background image
PageImage i = pi.SI.BackgroundImage;
DrawImageBackground(i, pi.SI, g, rect);
}
if (pi is PageText)
{
// TODO: enable can shrink, can grow
// 2005 spec file, page 9, in the text box has
// CanGrow and CanShrink
PageText pt = pi as PageText;
DrawString(pt, g, rect);
}
else if (pi is PageImage)
{
PageImage i = pi as PageImage;
DrawImage(i, g, rect);
}
else if (pi is PageRectangle)
{
this.DrawBackground(g, rect, pi.SI);
}
else if (pi is PageEllipse)
{
PageEllipse pe = pi as PageEllipse;
DrawEllipse(pe, g, rect);
}
else if (pi is PagePie)
{
PagePie pp = pi as PagePie;
DrawPie(pp, g, rect);
}
else if (pi is PagePolygon)
{
PagePolygon ppo = pi as PagePolygon;
FillPolygon(ppo, g, rect);
}
else if (pi is PageCurve)
{
PageCurve pc = pi as PageCurve;
DrawCurve(pc.SI.BColorLeft, pc.SI.BStyleLeft, pc.SI.BWidthLeft,
g, pc.Points, pc.Offset, pc.Tension);
}
DrawBorder(pi, g, rect);
}
// TO: convert System.Drawing.Graphics to Xwt.Drawing.Context and draw it to this.g
Bitmap bm = new Bitmap(gImg.Width, gImg.Height);
g.DrawImage(bm, gImg.Width, gImg.Height);
// Xwt.Drawing.Image.FromStream does not work. It crashes with both wpf and gtk
// As a work around save the image to a temporary file and load it into xwt using the
// FromFile method.
System.IO.MemoryStream s = new System.IO.MemoryStream();
gImg.Save(s, System.Drawing.Imaging.ImageFormat.Png);
string fileName = System.IO.Path.GetTempFileName();
gImg.Save(fileName, System.Drawing.Imaging.ImageFormat.Png);
// Xwt.Drawing.Image img = Xwt.Drawing.Image.FromStream(s);
Xwt.Drawing.Image img = Xwt.Drawing.Image.FromFile(fileName);
xwtContext.DrawImage(img, new Xwt.Rectangle(0, 0, gImg.Width, gImg.Height), new Xwt.Rectangle(0, 0, gImg.Width, gImg.Height));
img.Dispose();
System.IO.File.Delete(fileName);
}
