I\'ve a program that draw an image in a picturebox with DrawImage. This image, a ball (.png transparent), every second is overwritten by another ball of different color. After 3-5 second the e开发者_开
I\'m hoping to use canvas\' drawimage to create what is effectively开发者_如何学Python a screenshot of the video tag (currently playing). I know this is possible, but I\'m not clear on how.
I am trying a simple query which gets an image, and loads开发者_C百科 its data into a variable. This code works on Safari(5), but doesn\'t work on Firefox(3.6.3 for Mac) or Chrome(10 for Mac).
I am working on a web app for the Iphone. I have a web page using a canvas on which I draw lines, arks, circles, and some images using the canvas drawImage() function. the page loads and runs fine in
I have a CodeIgniter application that allows a business to complete certain reports online. One part of the report is that they can indicate on a vehicle where damage occurs. I\'ve done this by having
I\'m trying to make a sliding block game. In this class I\'ve used the drawImage method to display the blocks of the \"puzzle\", using the drawImage method of the Graphics object g2. But at开发者_Stac
Is it possible to use imagename.readyState in canvas? If not does anyone know a way of detecting when an image being drawn to the canvas using \"drawImage\" has loaded and is ready to display?
drawImage(Image img, int x, int y, Color bgcolor, ImageObserver observer) I would like to specify a null colour for bg colour in the above m开发者_如何学编程ethod. It defaults to black. I thought I
The idea of my code is create a hidden div which loads the image. When it\'s load event is fired draw it in the canvas. When I run the code I get this error 0x80040111 (NS_ERROR_NOT_AVAILABLE), yet I
When I try to draw an image over another one using Graphics library C# it scale the small one and cover the first one:
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