Xojo Conferences
XDCMay2019MiamiUSA

Platforms to show: All Mac Windows Linux Cross-Platform

/DynaPDF/Create PDF with Picture with transparency
Function:
Required plugins for this example: MBS DynaPDF Plugin, MBS Main Plugin
You find this example project in your Plugins Download as a Xojo project file within the examples folder: /DynaPDF/Create PDF with Picture with transparency
This example is the version from Sun, 17th Mar 2012.
Project "Create PDF with Picture with transparency.rbp"
Class App Inherits Application
Const kEditClear = "&Delete"
Const kFileQuit = "&Quit"
Const kFileQuitShortcut = ""
EventHandler Sub Open() dim d as new MyDynapdfMBS dim file as FolderItem d.SetLicenseKey "Lite" // For this example you can use a Lite, Pro or Enterprise License file=SpecialFolder.Desktop.Child("Create PDF with Picture with transparency.pdf") call d.CreateNewPDF file call d.Append // no recompressing call d.SetSaveNewImageFormat(false) dim e as new DynaPDFExtGStateMBS // set graphics state, so the image gets 50% transparency as a whole e.FillAlpha = 0.5 dim ExtGState as integer = d.CreateExtGState(e) call d.SetExtGState(ExtGState) // Please note: // Adding pictures with alpha channel works in Starter edition // Setting transparency of objects (e.g. picture) requires Lite License or better // get picture dim p as Picture = LogoMBS(500) dim x,y,w,h as integer dim f as Double dim dw as integer = d.GetPageWidth-100 dim dh as integer = d.GetPageHeight-100 // scale to fit the page size f=min(dw/p.Width, dh/p.Height) w=f*p.Width h=f*p.Height x=50+(dw-w)/2 y=50+(dh-h)/2 // add image to pdf call d.InsertPicture(p, x, y, w, h) call d.EndPage call d.CloseFile file.Launch End EventHandler
End Class
MenuBar MenuBar1
MenuItem FileMenu = "&File"
MenuItem FileQuit = "#App.kFileQuit"
MenuItem EditMenu = "&Edit"
MenuItem EditUndo = "&Undo"
MenuItem UntitledMenu1 = "-"
MenuItem EditCut = "Cu&t"
MenuItem EditCopy = "&Copy"
MenuItem EditPaste = "&Paste"
MenuItem EditClear = "#App.kEditClear"
MenuItem UntitledMenu0 = "-"
MenuItem EditSelectAll = "Select &All"
End MenuBar
Class MyDynaPDFMBS Inherits DynaPDFMBS
EventHandler Function Error(ErrorCode as integer, ErrorMessage as string, ErrorType as integer) As integer // output all messages on the console: System.DebugLog str(ErrorCode)+": "+ErrorMessage // and display dialog: Dim d as New MessageDialog //declare the MessageDialog object Dim b as MessageDialogButton //for handling the result d.icon=MessageDialog.GraphicCaution //display warning icon d.ActionButton.Caption="Continue" d.CancelButton.Visible=True //show the Cancel button // a warning or an error? if BitAnd(ErrorType, me.kE_WARNING) = me.kE_WARNING then // if user decided to ignore, we'll ignore if IgnoreWarnings then Return 0 d.Message="A warning occurred while processing your PDF code." // we add a third button to display all warnings d.AlternateActionButton.Caption = "Ignore warnings" d.AlternateActionButton.Visible = true else d.Message="An error occurred while processing your PDF code." end if d.Explanation = str(ErrorCode)+": "+ErrorMessage b=d.ShowModal //display the dialog Select Case b //determine which button was pressed. Case d.ActionButton Return 0 // ignore Case d.AlternateActionButton IgnoreWarnings = true Return 0 // ignore Case d.CancelButton Return -1 // stop End select End EventHandler
Property IgnoreWarnings As Boolean
End Class
End Project

See also:

Feedback, Comments & Corrections

The items on this page are in the following plugins: MBS DynaPDF Plugin.




Links
MBS FileMaker blog