If the lines are straight horizontal or vertical just place the lines at half a pixel off, like x=”1.5px”. Another way is to apply some CSS to the lines: .thelines{ shape-rendering:crispEdges } The spec chapter on shape-rendering property.
I think what you want to use is the paste mask argument. see the docs, (scroll down to paste) from PIL import Image img = Image.open(basefile) layer = Image.open(layerfile) # this file is the transparent one print layer.mode # RGBA img.paste(layer, (xoff, yoff), mask=layer) # the transparancy layer will be used as the mask img.save(outfile)
I’ve fixed your problem by adding pointer-events: none; to the absolute block. body { margin: 0; padding-left: 10px; font: 20px Arial, sans-serif; line-height: 30px; } a:hover { color: red; } #overlay-blocking, #overlay-passing{ position: absolute; height: 30px; width: 10em; left: 0; } #overlay-blocking { top: 30px; background: rgba(0,100,0, .2); pointer-events: none; } #overlay-passing { top: 0; … Read more
To get the alpha layer of an RGBA image all you need to do is: red, green, blue, alpha = img.split() or alpha = img.split()[-1] And there is a method to set the alpha layer: img.putalpha(alpha) The transparency key is only used to define the transparency index in the palette mode (P). If you want … Read more
Transparent isn’t really a color. So, you can’t animate to it. You might be able to achieve the effect you’re looking for by using a separate element for the background, and animating the opacity though. Example: HTML: <body style=”background-color:yellow”> <!– by default, “see through” to parent’s background color –> <div id=”container”> Lorem ipsum dolor sit … Read more
If you are using support library, you can use: ColorUtils.setAlphaComponent(int color, int alpha); If you are not using support library, one-line solution taken from it’s source code is: int res = (color & 0x00ffffff) | (alpha << 24);
First, remove all explicit setting of modal presentation style in code and do the following: In the storyboard set the ModalViewController’s modalPresentation style to Over Current context Check the checkboxes in the Root/Presenting ViewController – Provide Context and Define Context. They seem to be working even unchecked.
Just change the background color of your Dialog: dialog.getWindow().setBackgroundDrawable(new ColorDrawable(Color.TRANSPARENT)); Edit: This prevents the dim effect: dialog.getWindow().clearFlags(WindowManager.LayoutParams.FLAG_DIM_BEHIND);
Add allowTransparency=”true” to your iframe <IFRAME ID=”Frame1″ SRC=”https://stackoverflow.com/questions/5133998/whatever.htm” allowTransparency=”true”> For whatever.htm add background:transparent to its body tag. <body style=”background:transparent”>
I’ve used this creating an IFrame through Javascript and it worked for me: // IFrame points to the IFrame element, obviously IFrame.src=”https://stackoverflow.com/questions/1234127/about: blank”; IFrame.style.backgroundColor = “transparent”; IFrame.frameBorder = “0”; IFrame.allowTransparency=”true”; Not sure if it makes any difference, but I set those properties before adding the IFrame to the DOM. After adding it to the DOM, … Read more