public static void ClearSimple(string stringtoclear, uint x, uint y) { int withString = 0; int heightString = 0; Font font = Resources.GetFont(Resources.FontResources.small); font.ComputeExtent(stringtoclear, out withString, out heightString); Bitmap textBmp = new Bitmap(withString, heightString); Screen.Draw(textBmp, x, y); textBmp.Dispose(); }
static public void DrawString(Font font, String text, int x, int y, UInt32 text_color, UInt32 back_color) { int width = 0; for (int i = 0; i < text.Length; i++) { width+=font.CharWidth((char)(text[i])); } Bitmap bmp = new Bitmap(width, font.Height); bmp.DrawRectangle((Microsoft.SPOT.Presentation.Media.Color)back_color, 100, 0, 0, width, font.Height, 0, 0, (Microsoft.SPOT.Presentation.Media.Color)back_color, 0, 0, (Microsoft.SPOT.Presentation.Media.Color)back_color, 0, 0, 0); bmp.DrawText(text, font, (Microsoft.SPOT.Presentation.Media.Color)text_color, 0, 0); Image imge = new Image(bmp); // Note: Maybe out of memory here DrawImage(imge, x, y); bmp.Dispose(); bmp = null; imge.Dispose(); imge = null; }
/// <summary> /// Draws polygon from list of points and fill it with specififed pattern. /// </summary> /// <param name="screen">Bitmap to draw on</param> /// <param name="points">Array of points defining polygon</param> /// <param name="borderColor">Color of poly border</param> /// <param name="borderWidth">Poly border width</param> /// <param name="fillColor">Color to use to fill poly</param> /// <param name="polyFill">Fill patern. Empty will simply draw unfilled poly</param> public void DrawPoly(Bitmap screen, Point[] points, Color borderColor, short borderWidth, Color fillColor, PolyFill polyFill) { if (points.Length < 3) return; // we need at least 3 point for poly if (borderWidth < 1) borderWidth = 1; Color fgColor, bgColor; if (fillColor == Color.Black) { fgColor = Color.Black; bgColor = Color.White; } else { fgColor = Color.White; bgColor = Color.Black; } if (polyFill == PolyFill.POLYFILL_EMPTY) _DrawUnfilledPoly(screen, points, borderColor, borderWidth, new Point(0, 0)); else { Point br = new Point(0, 0), tl = new Point(screen.Width, screen.Height); // find bounding box for (int i = 0; i < points.Length; ++i) { tl.X = (tl.X > points[i].X) ? points[i].X : tl.X; tl.Y = (tl.Y > points[i].Y) ? points[i].Y : tl.Y; br.X = (br.X < points[i].X) ? points[i].X : br.X; br.Y = (br.Y < points[i].Y) ? points[i].Y : br.X; } // adjust binding box to fit thick border. Foê some reason SPOT.Bitmap double the border width (at least on emulator) if (borderWidth > 1) { tl.X = (short)((tl.X > borderWidth) ? tl.X - borderWidth * 2 : 0); tl.Y = (short)((tl.Y > borderWidth) ? tl.Y - borderWidth * 2 : 0); br.X = (short)((br.X + borderWidth < (screen.Width - 1)) ? br.X + borderWidth * 1.5 : 0); br.Y = (short)((br.Y + borderWidth < (screen.Width - 1)) ? br.Y + borderWidth * 1.5 : 0); } // we need separate bitmap to draw poly as one specififed can have some drawing already and we won't be able to detect border properly Bitmap buffer = new Bitmap((br.X - tl.X + 1), (br.Y - tl.Y + 1)); // fill bitmap with color opposite to border color if (borderColor == Color.Black) buffer.DrawRectangle(Color.White, 0, 0, 0, buffer.Width, buffer.Height, 0, 0, Color.White, 0, 0, Color.White, buffer.Width, buffer.Height, 0xFF); else buffer.DrawRectangle(Color.Black, 0, 0, 0, buffer.Width, buffer.Height, 0, 0, Color.Black, 0, 0, Color.Black, buffer.Width, buffer.Height, 0xFF); _DrawUnfilledPoly(buffer, points, borderColor, borderWidth, tl); // scan created bitmap bool isInside = false, onBorder = false; int startX = -1, borderStart = -1; for (int y = 0; y < buffer.Height; ++y) { isInside = false; onBorder = false; startX = -1; borderStart = -1; for (int x = 0; x < buffer.Width; ++x) { if (buffer.GetPixel(x, y) == borderColor) { if (onBorder) { // still on border screen.SetPixel(x + tl.X, y + tl.Y, borderColor); } else { // we have reached border from inside/outside if (isInside) { //isInside = false; if (startX >= 0) { // draw pattern line for (int k = startX; k < x; ++k) { if (polyFill == PolyFill.POLYFILL_SOLID) screen.SetPixel(k + tl.X, y + tl.Y, fgColor); else if (polyFill == PolyFill.POLYFILL_HORIZONTAL) screen.SetPixel(k + tl.X, y + tl.Y, (polyfill_horizontal[k % 3 + 3 * (y % 3)] == 0xFF) ? fgColor : bgColor); else if (polyFill == PolyFill.POLYFILL_HORIZONTAL) screen.SetPixel(k + tl.X, y + tl.Y, (polyfill_horizontal[k % 3 + 3 * (y % 3)] == 0xFF) ? fgColor : bgColor); else if (polyFill == PolyFill.POLYFILL_VERTICAL) screen.SetPixel(k + tl.X, y + tl.Y, (polyfill_vertical[k % 3 + 3 * (y % 3)] == 0xFF) ? fgColor : bgColor); else if (polyFill == PolyFill.POLYFILL_DOTS) screen.SetPixel(k + tl.X, y + tl.Y, (polyfill_dots[k % 3 + 3 * (y % 3)] == 0xFF) ? fgColor : bgColor); else if (polyFill == PolyFill.POLYFILL_GRID) screen.SetPixel(k + tl.X, y + tl.Y, (polyfill_grid[k % 3 + 3 * (y % 3)] == 0xFF) ? fgColor : bgColor); else if (polyFill == PolyFill.POLYFILL_CROSS_LEFT) screen.SetPixel(k + tl.X, y + tl.Y, (polyfill_cross_left[k % 3 + 3 * (y % 3)] == 0xFF) ? fgColor : bgColor); else if (polyFill == PolyFill.POLYFILL_CROSS_RIGHT) screen.SetPixel(k + tl.X, y + tl.Y, (polyfill_cross_right[k % 3 + 3 * (y % 3)] == 0xFF) ? fgColor : bgColor); } startX = -1; } } onBorder = true; borderStart = x; screen.SetPixel(x + tl.X, y + tl.Y, borderColor); } } else { if (onBorder) { // end of border if (!((x - borderStart) > borderWidth * 4)) // if long this is not border, this is poly edge - we are still on the same side isInside = !isInside; onBorder = false; borderStart = -1; if (isInside) startX = x; } } } } buffer.Dispose(); } }
public static void WriteSimple(string str, uint x, uint y) { int withString = 0; int heightString = 0; Font font = Resources.GetFont(Resources.FontResources.small); font.ComputeExtent(str, out withString, out heightString); Bitmap textBmp = new Bitmap(withString, heightString); //textBmp.DrawRectangle(GT.Color.White, 1, 0, 0, 75, 12, 0, 0, GT.Color.White, 0, 0, GT.Color.White, 75, 12, 0xFF); textBmp.DrawText(str, font, GT.Color.White, 0, 0); Screen.Draw(textBmp, x, y); textBmp.Dispose(); }
private void WriteLine(string str, uint x,uint y) { uint size = 15; Bitmap textBmp = new Bitmap((int)_Screen.Width, (int)size); //textBmp.DrawRectangle(GT.Color.White, 1, 0, 0, 75, 12, 0, 0, GT.Color.White, 0, 0, GT.Color.White, 75, 12, 0xFF); textBmp.DrawText(str, _FontItem, GT.Color.White, 0, 0); _Screen.Draw(textBmp, x, y); textBmp.Dispose(); }
private void WriteLineSelected(string str, uint x, uint y) { int size = 15; Bitmap textBmp = new Bitmap((int)_Screen.Width, (int)size); textBmp.DrawRectangle(GT.Color.White, 0, 0, 0, (int)_Screen.Width, size, 0, 0, GT.Color.White, 0, 0, GT.Color.White, 0, 0, 0xFF); textBmp.DrawText(str, _FontTitle, GT.Color.Black, 0, 0); _Screen.Draw(textBmp, x, y); textBmp.Dispose(); }