/// <summary>Draws on OpenGL canvas the route/train loading screen</summary> public void DrawLoadingScreen(OpenGlFont Font, double RouteProgress, double TrainProgress) { renderer.ResetOpenGlState(); renderer.SetBlendFunc(); GL.Clear(ClearBufferMask.ColorBufferBit | ClearBufferMask.DepthBufferBit); renderer.Rectangle.Draw(null, new PointF(0.0f, 0.0f), new SizeF(renderer.Screen.Width, renderer.Screen.Height), bkg); // BACKGROUND IMAGE int fontHeight = (int)Font.FontSize; int logoBottom; //int versionTop; int halfWidth = renderer.Screen.Width / 2; if (TextureLoadingBkg != null && renderer.currentHost.LoadTexture(TextureLoadingBkg, OpenGlTextureWrapMode.ClampClamp)) { int bkgHeight, bkgWidth; // stretch the background image to fit at least one screen dimension double ratio = TextureLoadingBkg.Width / (double)TextureLoadingBkg.Height; if (renderer.Screen.Width / ratio > renderer.Screen.Height) // if screen ratio is shorter than bkg... { bkgHeight = renderer.Screen.Height; // set height to screen height bkgWidth = (int)(renderer.Screen.Height * ratio); // and scale width proprtionally } else // if screen ratio is wider than bkg... { bkgWidth = renderer.Screen.Width; // set width to screen width bkgHeight = (int)(renderer.Screen.Width / ratio); // and scale height accordingly } // draw the background image down from the top screen edge renderer.Rectangle.Draw(TextureLoadingBkg, new Point((renderer.Screen.Width - bkgWidth) / 2, 0), new Size(bkgWidth, bkgHeight), Color128.White); } // if the route has no custom loading image, add the openBVE logo // (the route custom image is loaded in OldParsers/CsvRwRouteParser.cs) if (!customLoadScreen) { if (TextureLogo != null && renderer.currentHost.LoadTexture(TextureLogo, OpenGlTextureWrapMode.ClampClamp)) { // place the centre of the logo at from the screen top int logoTop = (int)(renderer.Screen.Height * logoCentreYFactor - TextureLogo.Height / 2.0); renderer.Rectangle.Draw(TextureLogo, new Point((renderer.Screen.Width - TextureLogo.Width) / 2, logoTop), new Size(TextureLogo.Width, TextureLogo.Height), Color128.White); } } // ReSharper disable once RedundantIfElseBlock else { // if custom route image, no logo and leave a conventional black area below the potential logo } logoBottom = renderer.Screen.Height / 2; // take the height remaining below the logo and divide in 3 horiz. parts int blankHeight = (renderer.Screen.Height - logoBottom) / 3; // VERSION NUMBER // place the version above the first division int versionTop = logoBottom + blankHeight - fontHeight; renderer.OpenGlString.Draw(Font, "Version " + ProgramVersion, new Point(halfWidth, versionTop), TextAlignment.TopMiddle, Color128.White); // for the moment, do not show any URL; would go right below the first division // DrawString(Fonts.SmallFont, "https://sites.google.com/site/openbvesim/home", // new Point(halfWidth, versionTop + fontHeight+2), // TextAlignment.TopMiddle, Color128.White); // PROGRESS MESSAGE AND BAR // place progress bar right below the second division int progressTop = renderer.Screen.Height - blankHeight; int progressWidth = renderer.Screen.Width - progrMargin * 2; double routeProgress = Math.Max(0.0, Math.Min(1.0, RouteProgress)); double trainProgress = Math.Max(0.0, Math.Min(1.0, TrainProgress)); // draw progress message right above the second division string text = Translations.GetInterfaceString(routeProgress < 1.0 ? "loading_loading_route" : trainProgress < 1.0 ? "loading_loading_train" : "message_loading"); renderer.OpenGlString.Draw(Font, text, new Point(halfWidth, progressTop - fontHeight - 6), TextAlignment.TopMiddle, Color128.White); // sum of route progress and train progress arrives up to 2.0: // => times 50.0 to convert to % double percent = 50.0 * (routeProgress + trainProgress); string percStr = percent.ToString("0") + "%"; // progress frame renderer.Rectangle.Draw(null, new Point(progrMargin - progrBorder, progressTop - progrBorder), new Size(progressWidth + progrBorder * 2, fontHeight + 6), Color128.White); // progress bar renderer.Rectangle.Draw(null, new Point(progrMargin, progressTop), new Size(progressWidth * (int)percent / 100, fontHeight + 4), ColourProgressBar); // progress percent renderer.OpenGlString.Draw(Font, percStr, new Point(halfWidth, progressTop), TextAlignment.TopMiddle, Color128.Black); }