off-screen

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Off screen rendering mode in iOS

In CALayer class, there\'s a property named shouldRasterize. In documentation, it say that when this property is set to YES, the layer is rendered as a bitmap.In WWDC 2010 videos, session 123: Buildin[详细]

2023-04-12 21:08 分类：问答
Painting TRichEdit to a canvas

I\'m trying to implement an RTF-capable tool tip window in Delphi XE. To render the rich text, I\'m using an off-screen TRichEdit. I need to do two things:[详细]

2023-04-12 13:15 分类：问答
Flipping the View horizontally - How?

Recently I\'ve found that all of my scene objects are in left-handed coordinates, but Java 3D uses right-hand coordinates. There is a solution: flipping the scene Z-axis and reverting the triangles wi[详细]

2023-04-04 01:55 分类：问答
Expanding DIV how to check when it has exceeded screen size

We have a DIV that is loaded with content based on user options in a form. The DIV can grow to large to be seen on screen as it is also a sticky element and follows the user on the screen.[详细]

2023-02-20 08:09 分类：问答
iPad - No user interaction on view animated on-screen

Alright this is a newbie question, so I apologize in advance. I have a UIView which I laid out in Interface Builder off-screen. When the user presses a button, I would like to animate this view on-scr[详细]

2023-01-30 03:03 分类：问答
Do graphic operations off-screen incur a processing overhead?

I\'m trying to optimise some graphical routines for an app, and I\'d like to know if off-screen animations (eg, [object startAnimating]) or just plain moving of a UIImageView by setting its rect (off-[详细]

2023-01-15 11:49 分类：问答
WPF - simulate mouse events on off-screen rendered Grid

I\'m rendering a WPF grid with multiple elements (buttons, textbox, ...) to a bitmap which is then used as a texture for a 3D surface in a Direct3D scene. For user interaction I create a 3D ray from t[详细]

2022-12-14 11:52 分类：问答