gdk

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How to directly write to display buffer in GTK/GDK

I have a program that displays an animation with a fixed frame rate (say 30 fps) in a window. Currently I use SDL but unfortunately it lacks desktop integration(like drag & drop) and now I want t[详细]

2023-02-02 20:40 分类：问答
How to write contents of a Cairo Image surface into a Gdk Pixbuf?

I have a canvas(Gdk Drawing Area), which开发者_如何转开发 I can draw into it using Cairo, but I need to save contents of my canvas into a buffer which in my case is a Gdk Pixbuf. I want to know if it\[详细]

2023-01-27 09:08 分类：问答
Displaying RGB Image in GTK+-2.2

I\'m writing a class that can take my own RGB images and display them to windows using GTK+-2.2.My Image class stores the images as packed 24-bit RGB bytes, so the conversion should be trivial. I\'m u[详细]

2023-01-24 16:33 分类：问答
How to combine a number of screens into a single display in gtk

I have a problem where i am supposed to export the display to many other screens where those screens form a part of a single display( ie many screens combine to make a single display). I know i hav开发[详细]

2023-01-24 09:34 分类：问答
how to store image data in X server in gtk, gdk?

Is there anyway to store image data in X server memory so that rendering of images, (for example in scrolling), is faster and so that round trips to x client can be reduc开发者_JAVA技巧ed?I finally fi[详细]

2023-01-20 20:28 分类：问答
GdkPixbuf Collection

I need to create GdkPixBuf collection. I try to save pixbufs in GList -mw->disp_list: GtkTreeIter iter;[详细]

2023-01-06 06:49 分类：问答
ruby memory leak Gdk::PixbufLoader

So I\'m beginning to wonder how leaky the gnome2 libraries for ruby1.8.6 are. #!/usr/bin/env ruby require \'gtk2\'[详细]

2023-01-03 05:33 分类：问答
Does GdkRectangle have an activate event?

I want to make a GdkRectangle clickable so that I can select it and get a dot in every corner of the rectangle, implying that the user can move or resize the rectangle.[详细]

2022-12-31 02:33 分类：问答
Ellipse object in GDK

In G开发者_开发技巧DK there\'s an object called GdkRectangle that is used to draw rectangles. Is there a similar object for ellipses?No.Actually, GdkRectangle is not used to draw rectangles directly,[详细]

2022-12-31 00:55 分类：问答
How to scale GdkPixmap or XPixmap via X server?

I\'m interested in offloading heavy computations from the X client. I think开发者_StackOverflow中文版 I can do so using XRender in some way, but I can\'t figure out how.GdkPixmap - by using Cairo.[详细]

2022-12-22 13:53 分类：问答