> It would be no problem of course if the blinds would be drawn
> horizonally or vertically but maybe I skipped too many math classes in
> the past since I really can't figure our a method to calculate the
> coordinates for the blinds that are drawn in 45 degree angle.. If
> someone can come up with a way easily, I'd appreciate it a lot.
just do it like you would drawing them horizontally, but add the width
of each image (x2 - x1) to one side's y value when you draw.
hth,
mark
On 3/16/06, J-P Vieresjoki <[EMAIL PROTECTED]> wrote:
> I've been maybe thinking this a bit too much and maybe that's why I'm
> not able to come up with any kind of solution for my problem. The thing
> is that I'm working on a website for a client and all the 'portfolio'
> images should have a diagonal blinds effect (like diagonal lines that
> expand to reveal the image). I'm using a separate prototype to draw the
> actual blinds (or blocks) according to 4 xy coordinates passed to the
> function, but the thing I'm struggling with is that who do I calculate
> the coordinates..? I'm providing a little piece of code to further
> express what I mean;
>
> MovieClip.prototype.reveal=function() {
> // the width of each of the blinds
> this.blindSize=32;
> this.currentSize=0;
> this.mask=this.createEmptyMovieClip('mask',this.getNextHighestDepth());
> // total count of blinds required to mask the whole movieclip area
> this.blindCount=Math.round(this._width/this.blindSize);
> this.setMask(this.mask);
> this.$reveal=function() {
> if(this.currentSize>=this.blindSize) {
> clearInterval(this.reveali);
> this.mask.removeMovieClip();
> return;
> }
> this.mask.clear();
> for(i=0;i<this.blindCount;i++) {
> // this is where I need help; how do I figure out the coordinates
> // in which to draw the blind?
> this.mask.drawBlind(x1,y1,x2,y2,x3,y3,x4,y4);
> // drawBlind is just a simple lineTo -> lineTo prototype..
> }
> this.currentSize++;
> };
> this.reveali=setInterval(this,'$reveal',50);
> };
>
>
> It would be no problem of course if the blinds would be drawn
> horizonally or vertically but maybe I skipped too many math classes in
> the past since I really can't figure our a method to calculate the
> coordinates for the blinds that are drawn in 45 degree angle.. If
> someone can come up with a way easily, I'd appreciate it a lot.
>
> --
> jp
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