I want to draw an image to canvas within a Cordova app. When the image path is within the www directory of my app, the drawing works as expected. However, if the image is made by the Cordova camer...

In my Main I want to create a JFrame, then I want to create a BackgroundPanel and I want to add this one in the JFrame. This is Main class: public class Main { public static void main(String ar...

I basically want to transform my SVG into a PNG image. So I turn the SVG into an SVG image and try to draw that on a canvas to be able to get it as a PNG via the toDataURL() method. This works fine...

I need draw over 10,000 images (32x32 px) on canvas but over 2000 draws the performances is very bad. this is a little example: object structure {position:0} for(var nObject = 0; nObject < ob...

I am trying to draw png image into the canvas, but the quality is really poor. I am doing that using the drawImage method: src = folder+self.cur+".png"; imageObj.src = src; imageObj.onload = funct...

I'm using this script: var canvas = new fabric.Canvas('game_canvas', { selection: false }); fabric.Image.fromURL('images/bg.jpg', function(img) { img.set('left', 1024/2).set('top', 600/2).set('z...

I’m using two html canvas, the fronendCanvas is visible to the users and is part of the html DOM tree and is set to have 100% of the window width and height, the backendCanvas is created on the jav...

I've been trying to draw a large number of instances of an SVG file to a canvas using drawImage. By creating a single image element using the SVG as the source, then using drawImage for each instan...

I am drawing on the canvas each time a user presses a button, however sometimes the image is not getting drawn on the canvas. I think this could be that the image isn't loaded in time before the co...

so this is basically how my code is working class Main extends JFrame implements Runnable { public Main() { //init everything } public void start() { running = true; Thread thread = new Th...

I know my question sounds basic, but i searched all over the place and found nothing.. this is my code : public MainWindow() { InitializeComponent(); Map newMap = new Map(); newMap.setMapStrat...

I have a Java project that's about traffic network simulation in a random city, I've managed to figure out a way to implement this project, so I divided each intersection into a section which is ba...

I am trying to write a jQuery plugin that will have similar functionality to the Flash based product editor on Zazzle.com. What I need to know is how, using the context.drawImage() canvas function,...

I am displaying a JPG in a C++ CWnd window using GDI+. The JPG has a pure white background, 0xffffff, but when displayed using graphics.DrawImage, the background is off-white with a mix of pixel co...

I am writing some code that uses HTML5 canvas. Generally it works well, but now I found a very strange behaviour. The weird thing is that it is consistent on different browsers, so must be that I u...

I'm working on a simple JavaScript game using HTML5 canvas. It's a very typical game-loop setup involving: init() function that initializes objects to be used the playfield, randomizing some star...

In my user control's paint handler I iterate over a collection of predefined Bitmap objects and draw them to the client area thusly: C# version: private void Control_Paint(object sender, PaintEve...

How should Java's drawImage() be used? I do not find the JDK documentation very forthcoming. For example all drawImage signatures require an ImageObserver but the documentation for this is not very...