private byte[] GetImage(int index)
{
return(MDataFile.Read(tdataPaths[tiles[index].tdataPathId], tiles[index].imgOffset, tiles[index].imgLength));
}
public void Paint(bool originalOnly = false, bool centerOnly = false)
{
// clear image
Graphics g = Graphics.FromImage(pbox.Image);
if (!originalOnly)
{
g.Clear(bgColor);
}
else
{
g.Clear(Color.FromArgb(0, 0, 0, 0));
}
// draw tiles
for (int j = 0; j < rowCount; j++)
{
for (int i = 0; i < columnCount; i++)
{
int offsetx = i - centerX;
int offsety = j - centerY;
if (centerOnly && (offsetx != 0 || offsety != 0))
{
continue;
}
TileXY xy = centerTilexy.GetNeighbor(offsetx, offsety);
if (tiles.ContainsKey(xy))
{
TileMeta tmeta = tiles[xy];
byte[] imgBuff = MDataFile.Read(tdataPaths[tmeta.tdataPathId], tmeta.imgOffset, tmeta.imgLength);
Rectangle rect = new Rectangle(i * imageSize, j * imageSize, imageSize, imageSize);
g.DrawImage(Image.FromStream(new MemoryStream(imgBuff)), rect);
if (!originalOnly && !_isShowValidGraph && distinguishPng && tmeta.hasAlpha)
{
g.FillRectangle(brushCoverPNG, rect);
}
}
}
}
if (!originalOnly)
{
// get current utm correction zone
int zone = Int32.Parse(tbUtmCorrectionZone.Text);
// get top left tile xy
TileXY topLeftTileXY = centerTilexy.GetNeighbor(-centerX, -centerY);
// draw masks
if (!_isShowValidGraph)
{
foreach (Mask m in masks)
{
// draw utm corrected masks
g.FillPolygon(m.type == 0 ? brushMaskSkip : (m.type == 1 ? brushMaskNewRange : brushMaskRemove), m.GetUtmCorrectedRelativePolygon(topLeftTileXY, zone));
}
}
// show valid graph
if (_isShowValidGraph && pixelValidRange != null)
{
pixelValidRange.DrawValidGraph((Bitmap)pbox.Image);
}
// draw mouse line
if (isMouseDown)
{
g.DrawRectangle(penMouseDragLine, Math.Min(mousePositionNow.X, mousePositionStart.X),
Math.Min(mousePositionNow.Y, mousePositionStart.Y),
Math.Abs(mousePositionNow.X - mousePositionStart.X),
Math.Abs(mousePositionNow.Y - mousePositionStart.Y));
// draw utm corrected line
Point start = new Point(Math.Min(mousePositionStart.X, mousePositionNow.X), Math.Min(mousePositionStart.Y, mousePositionNow.Y));
Point end = new Point(Math.Max(mousePositionStart.X, mousePositionNow.X), Math.Max(mousePositionStart.Y, mousePositionNow.Y));
Mask mTmp = new Mask(start, end, topLeftTileXY);
g.DrawPolygon(penMouseDragLineUtmCorrected, mTmp.GetUtmCorrectedRelativePolygon(topLeftTileXY, zone));
}
}
pbox.Refresh();
ShowCenterTileInfo();
}
