[Laszlo-dev] dguide: color chapter

Lou Iorio lou at louiorio.com
Mon Nov 17 15:34:38 PST 2008


Since there were no objections, I will implement changes 1 and 3. I'll  
keep
#2, but simplify it as noted; it's pretty basic stuff, but marginally  
useful.


On Nov 14, 2008, at 2:18 PM, Lou Iorio wrote:

> I'd like to make a couple of changes to the dguide:
>
> 1. Remove Example 20.2. Using Hex for colors with stylesheet, and  
> the text that introduces it.
> 	The next live example describes the very same subject.
>
> 2. Simplify Example 20.5. Blending Colors. It now uses a resizable  
> window and lots of constraints,
> and it's hard to see the point of the example. Here is what we have  
> now:
> 	
> <canvas height="850">
>  <window name="raptor" x="25" y="50" height="200" width="200"  
> resizable="true" title="Resize this window">
>    <view name="red" height="${raptor.height*.5}" width="$ 
> {raptor.height*.5}" bgcolor="0xFF0000"/>
>    <view name="blue" height="${raptor.red.height}" width="$ 
> {raptor.red.width}" bgcolor="0x0000FF" x="${raptor.red.width
>                      (raptor.red.width*.5)}" y="${raptor.red.height- 
> (raptor.red.height*.5)}"/>
>    <view name="fuchsia" height="${raptor.red.height*.5}" width="$ 
> {raptor.red.width*.5}" bgcolor="0xFF00FF"
>                       x="${raptor.red.width-(raptor.red.width*.5)}"  
> y="${raptor.red.height-(raptor.red.height*.5)}"/>
>  </window>
> </canvas>
>
> The point of this section could made like this:
>
> <canvas height="850">
>  <view name="red" height="100" width="100" bgcolor="0xFF0000"/>
>  <view name="blue" x="50" y="50" height="100" width="100"  
> bgcolor="0x0000FF"/>
>  <view name="fuchsia" x="50" y="50" height="50" width="50"  
> bgcolor="0xFF00FF"/>
> </canvas>
>
> In my opinion, this example could be dropped altogether; it's pretty  
> basic stuff.
>
> 3. Remove section 4. When Red Isn't Red. I don't think there's any  
> useful information here.
>
> Objections or comments?
>
> Lou



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