コード例 #1
0
        void multicastClient_OnInputPositionReceived(object sender, MulticastClient.InputEventArgs e)
        {
            if (player == null || isExiting)
            {
                return;
            }

            Point center;

            currentCursorPosition = e.cursorPosition;
            currentCaretPosition  = e.caretPosition;
            if (!isTyping)
            {
                if (currentCaretPosition != lastCaretPosition)
                {
                    isTyping = true;
                }
            }
            else
            {
                if (currentCursorPosition != lastCursorPosition)
                {
                    isTyping = false;
                }
            }
            lastCursorPosition = currentCursorPosition;
            lastCaretPosition  = currentCaretPosition;

            center = isTyping ? new Point(currentCaretPosition.Left + currentCaretPosition.Width / 2, currentCaretPosition.Top + currentCaretPosition.Height / 2) : currentCursorPosition;

            Size videoResolution = player.GetSize();
            int  x = (int)((float)center.X / e.screenSize.X * videoResolution.Width);
            int  y = (int)((float)center.Y / e.screenSize.Y * videoResolution.Height);


            if (cropMode == CropMode.NoCropping)
            {
                player.SetLogoInt((uint)LibVlc.libvlc_video_logo_option_t.libvlc_logo_enable, 1);
                player.SetLogoString("cursor_highlight.png");
                player.SetLogoInt((uint)LibVlc.libvlc_video_logo_option_t.libvlc_logo_x, x);
                player.SetLogoInt((uint)LibVlc.libvlc_video_logo_option_t.libvlc_logo_y, y);
                player.SetLogoInt((uint)LibVlc.libvlc_video_logo_option_t.libvlc_logo_repeat, -1);
                player.SetLogoInt((uint)LibVlc.libvlc_video_logo_option_t.libvlc_logo_opacity, 255); // 0-255
                return;
            }

            int x0, y0;

            // Keep cropping rectangle within bounds
            if (x - ucVLC.Width / 2 < 0)
            {
                x0 = 0;
            }
            else if (x + ucVLC.Width / 2 > videoResolution.Width)
            {
                x0 = videoResolution.Width - ucVLC.Width;
            }
            else
            {
                x0 = x - ucVLC.Width / 2;
            }

            if (y - ucVLC.Height / 2 < 0)
            {
                y0 = 0;
            }
            else if (y + ucVLC.Height / 2 > videoResolution.Height)
            {
                y0 = videoResolution.Height - ucVLC.Height;
            }
            else
            {
                y0 = y - ucVLC.Height / 2;
            }

            player.SetCropGeometry(x0, y0, ucVLC.Width, ucVLC.Height);
        }