How to add an image to the canvas?
So you need to first load all the data that came with the image and then you can use drawImage () you will place the image just outside the canvas with the same effects as described in the question. Thanks for contributing an answer to Stack Overflow!
Why do I get no JavaScript errors when I draw an image?
The image exists and I get no JavaScript errors. The image just doesn’t display. It must be something really simple I’ve missed… You need to wait until the image is loaded before you draw it. Try this instead: i.e. draw the image in the onload callback of the image.
How to instantiate prefab from script inside a canvas?
I am trying to instantiate a Prefab inside a Canvas. Right now, it keeps appearing behind the canvas. I was reading online and it said to set the parent of the GameObject you are trying to instantiate. However, I can’t figure out how to get the Canvas component. I attach the prefab inside Unity editor. I tried adding this line under Instantiate ():
Is it possible to add a simple image to the map canvas in QGIS?
Is it possible to add a simple image or graphic to the map canvas in QGIS (e.g. a symbol marker)? You can add a symbol to the map rather than the print output in Composer. QGIS 1.8.0 Lisboa has some generic symbols included.
What can you do with a map canvas?
Typical map canvas items are rubber bands (used for measuring, vector editing etc.) or vertex markers. The canvas items are usually used to give visual feedback for map tools, for example, when creating a new polygon, the map tool creates a rubber band canvas item that shows the current shape of the polygon.
How to draw an image using the canvas API?
Draw the image on the canvas using the drawImage () function. Let’s take a look at how to do this. The canvas API is able to use any of the following data types as an image source: