draw

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How often to call SpriteBatch.Begin()/.End()?

I\'m searching a performanc开发者_运维知识库e problem in the Drawing part of my xna code for windows phone 7 that occures sometimes after some seconds. Is there a best practice how/when to call the Sp[详细]

2023-04-05 16:00 分类：问答
Openlayer adding points in Openlayer draw feature

I am trying to use draw feature of openlayer (polygon). It is possible for the end user to draw a polygon. But I w开发者_运维问答ant to draw the polygon through java script. I am trying to use insertX[详细]

2023-04-04 10:06 分类：问答
A code that draw image using the C++'s CDC can use as the same in Java?

I have some codes that draw image using c++\'s CDC. Now I am trying to use those codes as it is to draw image in java canvas. Is this really possible or impossible? I 开发者_如何学Pythonwill wait your[详细]

2023-04-04 03:49 分类：问答
Draw a hatched circle in android

Does anyone kno开发者_运维知识库w how i can draw programmatically in android something like this (without using opengl)?[详细]

2023-04-04 00:09 分类：问答
How can i draw a cylinder in OpenGL-es on Android?

Can any one help me to draw a cylinder in OpenGL-es android. Whatever i draw its look like a rectangle.[详细]

2023-04-03 10:57 分类：问答
Android transparent canvas (surfaceview)

I\'ve got a panel which is placed on top of another view via a relativelayout. I would like to give this panel a transparent background, but didn\'t find the correct way to do this after searching fo[详细]

2023-04-02 09:42 分类：问答
I can't save a drawn image

I have a drawingView of type UIView where I can draw pictures. But this method save just I white area without my drawn picture. Why?[详细]

2023-04-01 09:18 分类：问答
UIImage with drawInRect

i have an app [window based]that I need to \"draw\" some images in the screen, [I开发者_JS百科m following a sample project that implements some custom chart drawings, doing this, but it doesn\'t use U[详细]

2023-04-01 04:21 分类：问答
imageButton draw in bottom of the layout

I have ImageButton which create inside the code, // Create Button ImageButton imageButton = new ImageButton(mContext);[详细]

2023-03-31 00:42 分类：问答
Delphi: manually draw list view when horizontal bar is present

I draw list view items with OwnerDraw, but I have bugs: please resize a column-> you will have a horizontal bar, scroll it -> items are drawn on a visible area :([详细]

2023-03-30 09:26 分类：问答