[Qgis-user] Rule renders and colour ramps

[Martin Dobias]

On Sun, Apr 10, 2011 at 2:54 AM, Ramon Andinach <custard at westnet.com.au> wrote:
>
> On 09/04/2011, at 20:20 , Martin Dobias wrote:
>
>> Hi Ramon
>>
>> On Sat, Apr 9, 2011 at 1:51 AM, Ramon Andinach <custard at westnet.com.au> wrote:
>>> On a related thought to the recent questions about rule renders. Mostly I'm using the rules to define colour schemes that I can't work out how to get otherwise.
>>>
>>> Is there a way to define custom colour ramps?
>>> Particularly I'm thinking of colour brewer ramps.
>>> If there is, could someone point me in the right direction?
>>
>> Yes it is possible to define custom color ramps: either in Style
>> manager dialog (menu Options -> Style manager) or when selecting a
>> color ramp for categorized/graduated renderer, the last item in the
>> combo box is "new color ramp". There is a support for gradients,
>> random colors and colorbrewer ramps.
>
> Thanks for that.
> If I see properly, for colour brewers, I get to choose a colour pattern suite, how many colours are there and that's about it.
> Now, what happens if I was looking for something that was approximately like the Spectrum colourbrewer, but with the colours backwards (blues low, reds high) (or even define whole new colour suites).
> Is that possible?

Unfortunately this is not (yet?) possible. We are still missing
discrete color ramps which would allow you to define custom colors,
allow reversing of colors etc.

Regards
Martin