Esempio n. 1
0
        /// <summary>
        /// Write out an image to a tablet's OLED (Organic Light Emitting Diode)
        /// if supported by the tablet (eg: Intuos4).
        /// </summary>
        /// <param name="context_I">wintab context</param>
        /// <param name="extTagIndex_I">which extension tag we're setting</param>
        /// <param name="tabletIndex_I">index of the tablet being set</param>
        /// <param name="controlIndex_I">the index of the control being set</param>
        /// <param name="functionIndex_I">the index of the control function being set</param>
        /// <param name="imageFilePath_I">path to PNG image file</param>
        private static bool SetIcon(
            CWintabContext context_I,
            EWTXExtensionTag extTagIndex_I,
            UInt32 tabletIndex_I,
            UInt32 controlIndex_I,
            UInt32 functionIndex_I,
            String imageFilePath_I)
        {
            try
            {
                if (!CWintabExtensions.ControlPropertySetImage(
                        context_I.HCtx,
                        (byte)extTagIndex_I,
                        (byte)tabletIndex_I,
                        (byte)controlIndex_I,
                        (byte)functionIndex_I,
                        (ushort)EWTExtensionTabletProperty.TABLET_PROPERTY_OVERRIDE_ICON,
                        imageFilePath_I))
                {
                    throw new Exception("Oops - FAILED ControlPropertySet for TABLET_PROPERTY_OVERRIDE");
                }
            }
            catch (Exception ex)
            {
                throw ex;
            }

            return(true);
        }
Esempio n. 2
0
        /// <summary>
        /// Set tablet OLED display property.
        /// </summary>
        /// <param name="context_I">wintab context</param>
        /// <param name="extTagIndex_I">which extension tag we're setting</param>
        /// <param name="tabletIndex_I">index of the tablet being set</param>
        /// <param name="controlIndex_I">the index of the control being set</param>
        /// <param name="functionIndex_I">the index of the control function being set</param>
        /// <param name="imageFilePath_I">path to PNG image file</param>
        /// <returns>true if successful and tablet supports property</returns>
        public static bool SetDisplayProperty(
            CWintabContext context_I,
            EWTXExtensionTag extTagIndex_I,
            UInt32 tabletIndex_I,
            UInt32 controlIndex_I,
            UInt32 functionIndex_I,
            String imageFilePath_I)
        {
            UInt32 iconFmt = 0;

            // Bail out if image file not found.
            if (imageFilePath_I == "" ||
                !System.IO.File.Exists(imageFilePath_I))
            {
                return(false);
            }

            try
            {
                if (!CWintabExtensions.ControlPropertyGet(
                        context_I.HCtx,
                        (byte)extTagIndex_I,
                        (byte)tabletIndex_I,
                        (byte)controlIndex_I,
                        (byte)functionIndex_I,
                        (ushort)EWTExtensionTabletProperty.TABLET_PROPERTY_ICON_FORMAT,
                        ref iconFmt))
                {
                    throw new Exception("Oops - Failed ControlPropertyGet for TABLET_PROPERTY_ICON_FORMAT");
                }

                if ((EWTExtensionIconProperty)iconFmt != EWTExtensionIconProperty.TABLET_ICON_FMT_NONE)
                {
                    // Get the width and height of the display icon.
                    UInt32 iconWidth  = 0;
                    UInt32 iconHeight = 0;

                    if (!CWintabExtensions.ControlPropertyGet(
                            context_I.HCtx,
                            (byte)extTagIndex_I,
                            (byte)tabletIndex_I,
                            (byte)controlIndex_I,
                            (byte)functionIndex_I,
                            (ushort)EWTExtensionTabletProperty.TABLET_PROPERTY_ICON_WIDTH,
                            ref iconWidth))
                    {
                        throw new Exception("Oops - Failed ControlPropertyGet for TABLET_PROPERTY_ICON_WIDTH");
                    }

                    if (!CWintabExtensions.ControlPropertyGet(
                            context_I.HCtx,
                            (byte)extTagIndex_I,
                            (byte)tabletIndex_I,
                            (byte)controlIndex_I,
                            (byte)functionIndex_I,
                            (ushort)EWTExtensionTabletProperty.TABLET_PROPERTY_ICON_HEIGHT,
                            ref iconHeight))
                    {
                        throw new Exception("Oops - Failed ControlPropertyGet for TABLET_PROPERTY_ICON_HEIGHT");
                    }

                    return(SetIcon(context_I, extTagIndex_I, tabletIndex_I, controlIndex_I, functionIndex_I, imageFilePath_I));
                }
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.ToString());
            }

            // Not supported by tablet.
            return(false);
        }