gradient

Building CSS3 Simulated Lightsource on Background

Is there a way to take a DIV that has a background image on it, then apply a CSS3 gradient on it to simulate a lightsource? The reason I ask was because I was thinking of making the BODY tag on a page use a repeating background pattern, apply the CSS3 gradient lightsource on it, and then stick a white DIV on top of that where all the pa...

SVG gradient rotation

Consider rect has fill of linearGradient with two color with rotation of 112 degree. I am following below steps to make it alive Make gradient vertically for that set the values for coordinates x1=0, y1=, x2=, y2= Using transform list values in gradientTransform. gradientTransform="rotate(angle, shapeWidth/2, shapeHeight/2)". but t...

Webkit gradient syntax, i dont understand.

i been reading bout the webkit gradient syntax and i dont undestand. for radial one, example -webkit-gradient(radial, 105 105, 20, 112 120, 50, from(#ff5f98), to(rgba(255,1,136,0)), color-stop(75%, #ff0188)), wjat does 105 105, 20, 112 120, 50 mean? for linear one, example background: -webkit-gradient(linear, 40 50, 50 50, color-sto...

Javascript color gradient

Using javascript with or without Jquery, I need to a create a gradient of colours based on a start and finish color. Is this possible to do programmatically? The end colour is only ever going to be darker shade of the start colour and it's for an unordered list which I have no control over the number of li items. I'm looking for a solut...

Trouble with transparent image on gradient background using html/css

I have a website where the background has a light gradient (light gray from top to white on the bottom). When I place an image with a transparent background on the website, the background of the image picks the top color of the gradient. So instead of the image's background appearing to be a gradient as well and blending in with the site...

Cocoa: Using an NSGradient as a mask for drawing below it

I am trying to draw a shape's reflection using Cocoa. I have already applied an NSAffineTransform and redrawn the shape successfully, but now I can't figure out how to draw an alpha mask over it. I'm using an NSCompositeDestinationOut operation, but it's giving me an unwanted result: I'm not exactly sure how to fix this - I need to make...

Drawing polygonal line with gradient in GDI+

I have a List<Point> of multiple points. How can I draw these points into a bitmap, to get the same as this: Points are known, I just need to achieve this gradient effect somehow. Please note that the gradient isn't radial, if you untwist the polygonal line to a straight one, you would get simple linear gradient from one end to anoth...

How to run gradient descent algorithm when parameter space is constrained?

I would like to maximize a function with one parameter. So I run gradient descent (or, ascent actually): I start with an initial parameter and keep adding the gradient (times some learning rate factor that gets smaller and smaller), re-evaluate the gradient given the new parameter, and so on until convergence. But there is one proble...

CSS gradients for firefox 3.5

What I'm trying to accomplish is creating a gradient using only css... What I'm doing works in all browsers except firefox 3.5...here's the code: #gradient { color: #fff; height:50px; padding:0; width:940px; margin:0 auto; background: -moz-linear-gradient(top, #CFE782 0%, #9BCB2A 2%,#5DA3...

Draw a rounded UIView with gradient and drop shadow

Hi ! I have been working on a custom control that is a rounded rectangle button, filled with a linear gradient, and having a drop shadow. I have filled the two first steps using this answer : link text My problem is now to add a drop shadow under the resulting shape. Actually, the context has been clipped to the rounded rect path, so w...

Change canvas gradient object's properties.

var i = 0; var x = 960; var y = 540; var interval = window.setInterval(render, 100); function render() { gradient = cxt.createRadialGradient(x, y, i, x, y, i+10); gradient.addColorStop(0, "rgba(0,0,0,0)");//white inside gradient.addColorStop(.4, "rgba(255,255,255,1)");//white inside gradient.addColorStop(.6, "rgba(255,255,255,1)");//...

Setting the color of each plot point in a Flex plotchart based on a numeric property of the point object

Hey, I'm new to flex, and I'm working on a plotchart. Each point in the chart is an object with multiple variables. I wanted to know if I could take a numeric variable from this object, and use it to change the color of the plotted point. In this case, the numeric value is a number between 0 and 100 that represents a percentage of life...

Fixed gradient with a moving rectangle?

I have a WPF 'monitor widget' that displays CPU, RAM and disk performance as small percentage bars. I use the following gradient as a resource to divide the bars into 4 sections (ie. 0% - 25%, 25% - 50%, etc.) <LinearGradientBrush x:Key="Quarters" StartPoint="0,0" EndPoint="0,15" MappingMode="Absolute"> <GradientStop Color="LightGre...

How to create a button with gradient background and background image?

hi there, i'm trying to use some jquery client side validation for my asp.net 2.0 webform. and it seems that the normal input submit button can easily trigger the validation on click. but i'm currently using a three divs made up image button for this page, thus it doesn't auto trigger the validation. i was looking at css3 and found th...

Is that possible to set gradient on text color ?

Firefox 3.6 allows to set gradient on backgrounds. Is that possible to set gradient on the text color as well ? For example: HTML: <span>Hello</span> CSS: body { background: -moz-linear-gradient(left, red, white); } span { font-size: 13em; color: #222; } I would like to "replace" #222 with -moz-linear-gradient(left, ...

Linear Gradient Brush Fade WPF

I have a brush that colors the background of a header. I like the way the brush looks but would like it to fade to transparent in the bottom third. Any ideas how to do this? <LinearGradientBrush x:Key="HeaderBackgroundBrush" EndPoint=".5,1" StartPoint="1,0"> <GradientStop Color="#006699" Offset="1"/> <GradientStop Color="#8...

Get intermediate color from a gradient

Say I have a liner gradient as shown: QLinearGradient linearGrad(QPointF(0, 0), QPointF(0, 100)); linearGrad.setColorAt(1, Qt::red); linearGrad.setColorAt(0.5, Qt::yellow); linearGrad.setColorAt(0, Qt::green); How to get the color of the point QPointF(0, 28.5) in this gradient? Indeed I want to have this kind of color distribution to...

Android multiple gradient xml

is there a way to have 2 gradients in a drawable xml using either a <layer-list> or <shape> or some combination of them? ...

Is it possible to make a gradient-transparent/layer masking image using canvas?

I've been following the lessons about transparency and gradients on mozillas site https://developer.mozilla.org/en/Canvas_tutorial/Applying_styles_and_colors but I have not been able to figure this one out. I know I can achieve these effects with a png image; however, in the program I am working on the gradient will chance constantly ac...

smooth gradient on different devices

Hi all, In my app i have gradient as drawable which i am using as background and i wan't it to make it look as smooth as possible. After googling and trying by myself i came up with the following. On nexus one if you call only setDither(true) your gradient is still banding so you have to set PixelFormat like this Window.setFormat(PixelF...