> Lagi wrote:
> Everybody, if you can please give what you can afford now ...
> It will go to the correct people.
https://www.gofundme.com/scemergency
> Bill wrote:
> A donation may not only provide needed funds, but sends a message
> to Sean, and all on this list, that we are a community that
> Lagi wrote:
> Everybody, if you can please give what you can afford now ...
> It will go to the correct people.
https://www.gofundme.com/scemergency
> Bill wrote:
> A donation may not only provide needed funds, but sends a message
> to Sean, and all on this list, that we are a community that
> Peter B. wrote:
> Crazy question, but is it possible to use a web font within a
> internet-connected LiveCode application?
Of course in a browser widget, but not for use in other LC objects.
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Uploaded an enhanced version of LC-ImageToolbox that has
Matrix (Convolve up to 7x7) and ColorMatrix available.
This does here on a medium fast machine (2.5 GHz Mac mini)
a 5x5 convolve (e.g. Laplace filter) for a 1920x1080 image
using LC 8 in 1 second, using LC 9 in 850 millisecs!
You can easily
> John P. wrote:
> I have a little HTML5 project that creates some text data in a
> card field. I would like to let my user copy the text created in
> this field out the HTML5 app so that they can paste it into a
> spreadsheet in order to manipulate it.
> Can this be done using an HTML5 app?
You c
You could try the following:
repeat for each key T in interestArray[uID]
put item 1 of interestArray[uID][T] into i1
put item 2 of interestArray[uID][T] into i2
repeat for each line S in storyArray[T]
put userSeenArray[uID][item 1 of S] into s1
put abs(item 2 of S - i1) into s2
i
Sorry, I forgot to mention Jerry who already proposed to pull out computations
from the inner loop and also to use variables in the inner loop. My experience
says to avoid getting items as often as possible. And to use the random() in the
inner repeat loop instead of in the final sort may be worth
The scenario Geoff described is roughly to get the
top ten (a handful) of 2000 records comparing a certain
numeric value of each.
To get that unknown value of each one has to go once through
all the records *and then sort* for that ranking.
(LiveCode is very fast with a simple numeric sort!)
Any ot
Here a rather complete guide to the "theory" with a link
to implementation guides for several programming languages,
especially, close to LC, JavaScript.
https://www.redblobgames.com/grids/hexagons/
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A widget is not an ordinary control.
It is the widget that has to generate messages for user's interaction.
So the widget's author decides whether you can grab it or not. See the
still actual discussion from 2015 here:
http://forums.livecode.com/viewtopic.php?p=126208#p126208
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> Klaus wrote:
> ... any opinion to the funky behaviour I experienced?
Sorry, I overlooked that you are using LC 9.
With LC 9 in edit mode the SVG widget is here moved with
the mouse even without any script.
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Your IP addresses [0-255].[0-255].[0-255].[0-255]
are the hex IP numbers converted to base 256.
So you may try the following sorting function that
converts the IPs from base 256 to base 10 (decimal).
function ip2dec x
set itemdel to "."
repeat with i=0 to 3
add (item 4-i of x)*256^i to y
A simple hexagonal grid creating stack:
http://forums.livecode.com/viewtopic.php?p=168657#p168657
You choose the number of rows and columns and, for "scaling",
the horizontal radius and vertical radius of the circumellipses.
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MouseMove works in HTML5 standalones, see for example
http://hyperhh.de/html5/RGBPuzzle-8.0.2X.html
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Remains to remark that the upcoming standard IPv6
with its text representations
(Section 2.2 of https://tools.ietf.org/html/rfc4291)
will require more detailed methods,
both for number base conversion and for item sorts/cosorts
(the items are hex numbers ...)
@Bernd
Depending on the function an in
Mark,
obviously you ask relating to Bob's IPv4 sort problem.
But when optimising (for speed) the connected formula
(1) a + b * 2^8 + c * 2^16 + d * 2^32
using the constants is slightly faster:
(2) a + b * 256 + c * 65536 + d * 16777216
Why is the engine not handling the internal bitshifts eas
This is a stack for making cursor images:
http://forums.livecode.com/viewtopic.php?p=129211#p129211
You can set the color, size and transparency of the cursor image.
Don't forget to set the hotspot adjusted to the cursor's size.
Just copy your cursor image to your stack and set the cursor
(or the
> Bob S. wrote:
> Something in my scripts is sending a selectionChanged message in
> time to a specific datagrid when it shouldn't. How do I determine
> the sender of a send in time message?
Simply use a a parameter:
send "selectionChanged " to in
where identifies the sender.
__
This is already case-insensitive, but the period needs an escape:
filter tList with regex pattern "\.*(jpe?g|png|gif)$"
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Added a new feature to LC-ImageToolBox: Quantile filtering.
An x-Quantile is a generalized parameter of location of distributions
with a percentage x.
For example x=0 yields the minimum, x=50 the median, x=100 the maximum
of the sample values.
You can select the percentage x and a 'population sam
LC-ImageToolbox_v180
Version 1.8.0 adds a new feature to LC-ImageToolBox: Kuwahara filtering.
The filter replaces each pixel with the mean value of the one of four
overlapping subsquares that has minimal values variance.
For more info see
http://forums.livecode.com/viewtopic.php?p=170593#p17059
LC-ImageToolbox_v185 adds Color-Dithering which does a 1-Bit-Dithering for
each of the R-G-B-channels (1-Bit-Methods: Atkinson, Burkes, Floyd-Steinberg,
Javis-Judice-Ninke, Sierra-twoRow, Stucki).
For more info see
http://forums.livecode.com/viewtopic.php?p=170620#p170620
> Alejandro T. wrote:
>
ImageStatistics_v100 is a very fast computation of the color-values
distribution of an image for each of the R/G/B-channels and the
'mean channel' (= grayscaled image).
You get the raw data and select for the display the number of bins
(one of 2, 4, 8, 16, 32, 64, 128, 256) for the values range 0-
> Tom G. wrote:
> What do we know about whats coming in LC 10?
> I'm assuming big improvements to widgets and LC builder.
Still waiting for big improvements to widgets and LC builder
for LC 9 ...
Increasing the version number alone doesn't improve the net
content (= gross content - fixes of fresh
For a more general context see
http://www.runrev.com/pipermail/use-livecode//2004-February/032280.html
Sadly LC 9 is at about 10 times slower than LC 6 with such fast scripts.
For example LC 6.7.11 needs at about 500 ms to evaluate a 1 MByte string,
LC 9.0.0 needs at about 5 seconds.
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> Alex T. wrote:
>
> put 0 into tOffset
> repeat for each trueWord W in tSource
>add 1 to tOffset
>if W = myWord then
> put tOffset & comma after tOffsetList
>end if
> end repeat
This is (whether trueWord or word chunks used) probably the fastest
method for an offset counting of
You could try:
on mouseUp
put the selectedChunk into sc
put word 2 of sc into strt
put word 4 of sc into stp
put fld word 7 of sc into txt
put selectedWords(strt,stp,txt) into fld "out"
end mouseUp
function selectedWords strt,stp,txt
put the num of words in char 1 to strt of txt into
Just uploaded hhImageHandles to "Sample Stacks".
This is a group of handles that is attachable to any image.
All you have to do (after copying the group to your stack):
send "setTarget " to group "hhPoly"
Base position of the 9 handles (use a monospaced font):
###
##
Just uploaded SVGHandles to "Sample Stacks".
This is a group of handles that is attachable to a SVG display.
All you have to do (after copying the group to your stack):
send "setTarget " to group "hhSVGPoly"
The field's name will usually end with ".svg" and contain any
valid SVG source. The stac
Was "ANN: LC Documentation Cache Cleaner"
Jacques LG wrote:
> We can upload zip files to Sample Stacks? ...
No. But you can, of course, use a stack container for zips.
I once uploaded a simple version:
http://livecodeshare.runrev.com/stack/805/ZipContainer
"Sample Stacks" had an update before a
How did you do the JavaScript (in browser?) and
how did you do the timing?
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Curry,
sorry I overlooked the post with your download link
> http://curryk.com/showdown.zip
This is a *fine* comparison stack.
You could think about adding for LC 8/9 a browser widget and in
handler "work done", instead of copying to the clipboard,
set htmltext of widget "browser" to the cJS o
As to speed comparisons with LC 9:
Compared to LC 8, LC Builder of LC 9 has an increase of 50-120% in speed.
(Seen with timings when creating an LCD-scroller widget and an image widget).
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Pleas
Klaus,
honestly, if you never worked with LCB then you better use
one of the many LC Script versions, for example
http://forums.livecode.com/viewtopic.php?p=129713#p129713
(you can switch Mo or So week start there).
To get more than display functions of 1-3-6-12 months is,
based on that, certain
Add in
http://forums.livecode.com/viewtopic.php?p=129713#p129713
to the card script:
on mouseUp
put the clickText into cT
if cT is a number and cT < 31 then
put "day: " & cT &cr& \
"month: " & the label of btn "month" &cr& \
"year: " & the label of btn "year"
e
Import the source of a SVG icon widget to a PNG file:
+
The iconPath of an SVG icon is path data only (could be used as
"instructions" for a path in LCB).
So try to write a wrapper around it to make it valid SSVG data.
The problem is the boundi
There is a problem with transparency in the result of
drawingSVGcompile that my "cropIt" should remove:
While an importer via javaScript (SVGHandles89 uses javaScript)
removes the transparency from the data, it does it not with the
result of drawingSVGcompile probably it doesn't use numToByte(0)
f
BoundingBox widget / Compile iconPath to image
The real point that came up here is how to get the bounding
box of an SVG path that is used as iconPath of the svgIcon
widget. With that it is simple to prepare the path as input
for drawing
> Brian wrote:
> I'll need to take your stack/widget and see how what it generates
> compares to conversions from the source svg file (for the Font
> Awesome stuff). Since you are adding back information that was
> stripped when converting to an icon, my guess is that the results
> should be pretty
Just uploaded a (slightly improved) LC 9 version of my
ColorPicker-widget to "Sample Stacks".
Or download widget ColorPicker_v101 from
http://livecodeshare.runrev.com/stack/901
This is a *demo-stack* that has also buttons to install/remove
the the widget.
Examples in the stack (incl. scripts to
I have it ALWAYS with Safari 11 (MacOS 10.12.6), it's seldom
only when using Firefox.
Also with Safari I need at about 10 times to "logout" before
it works, again that's seldom only when using Firefox.
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This is great work. Thanks.
Admittedly, one has always to get accustomed gradually to the
new features of Navigator. This time I needed one hour alone
for getting informed about these.
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Please
@Brian (using the complement of your approach):
IIRC, if there is one object outside of the group
then this doesn't exist while the group is edited.
So if there is no btn "TOP" (outside of the group)
then the group is in edit mode -- any group.
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ControlHandles_v100 (LC Script stack)
is a group of handles (polygon and graphics) that essentialy
work, in browse mode, like the object handles in pointer mode.
The demo stack needs LC 8 or 9 because of contained widgets.
(linux users: there are also 2 browser widgets in there).
The copied butt
Sorry, the correct link is
http://livecodeshare.runrev.com/stack/902/
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> Mike K. wrote:
> How do we take focus away from the browser widget?
Did you already try
do "document.activeElement.blur()" in widget "browser" ?
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It is not this complicated. Only if you are looking for
the intersection of two line *segments* you have do a
few more checks.
A LC object "line" is a line segment given by two pairs
of points (x,y).
The OP probably mean with line the math object line that is
given by and passing through these pai
> Mike K. wrote:
> ... I have no idea what document.activeElement.blur() is supposed to do ...
The HTMLElement.blur() method removes keyboard focus from the current element.
Is Google or similar defunct with you?
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@Richmond.
You (and the author) overlooked that we have, since 1.0,
is within .
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> Jerry J. wrote:
> I think he mentioned curved “lines”. That is a
> whole other kettle of fish.
The OP speaks of "functions for the lines", so
either he means "math lines" or, as you say,
continuous curves, say polynomials.
Yes, this isn't solvable for polynomials of higher
degree by formulas (n
> BR wrote:
> Related use case: some web pages download a "ton" of
> javascript at start up.
> I can't find a way to set a "spinner/I-am-downloading"
> on the screen, until we get some content appearing on
> the page.
For your own pages you could use pace
http://github.hubspot.com/pace/docs/welcom
AE is a treasure chest for scripting techniques, no wide open.
Thanks, Malte.
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Just uploaded a date picker widget to "Sample Stacks".
Grab it from there or download DatePicker_v107 from
http://livecodeshare.runrev.com/stack/903
This is a *sample-stack* that has also buttons to install
or remove the widget. The widget is "fat" (contains LC 8
and 9 modules), loaded will by LC
Matthias,
I was just curious if anybody would ask about that. As you
are the first one in three months or so:
Congratulations, you may use this widgets for free in ALL
your apps.
The fund is the idea that the community has some money
available if a developer (of the community) has serious
financ
Updated to v108, the link is still valid
( http://livecodeshare.runrev.com/stack/903 )
Added now the source code
(and a new name for the widget in the "Tools" palette).
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Updated to v102, the link is still valid
( http://livecodeshare.runrev.com/stack/901 )
Made now also to a "fat" widget (for LC 8 and 9).
**I needed a unique naming system for the kind of
the widget and the widget's name in the "Tools"
palette. To get less confused when developing...
IMPORTANT:
T
Updated to v2.1.1.
Made this also to a "fat" widget (for LC 8 and 9) and
gave a new name for the Tools palette.
The functionality is of v2.1.0, please see here:
http://forums.livecode.com/viewtopic.php?p=158112#p158112
Download IconGrid89_v211 from "Sample Stacks" or from
http://livecodeshare.run
Made the ClockAround widget also to a "fat" widget
(for LC 8 and 9) and renamed it for the Tools palette.
The sample stack contains buttons for installing/
uninstalling the widget to/ from LC 8 and 9.
There is also a substack to display the widget using
its outline as windowshape.
The widget is
Updated SVGText to v1.5.1
Made this also to a "fat" widget (for LC 8 and 9) and
gave a new name for the Tools palette.
IMPORTANT:
The kind of the widget has changed to
"community.livecode.hermann.svgtext". You may have to
adjust some of your scripts accordingly (sorry).
SVGText is a widget for d
See my demo here:
http://forums.livecode.com/viewtopic.php?p=152773#p152773
Overlays the widget while this plays a video.
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BR,
you could try to "send in time" instead of a repeat loop.
say use 32 millisecs.
Then every action to stop has enough time to come in.
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> Bob S. wrote:
> I suspect all they did was take the old browser object and wrap
> it in a widget that it can respond to and send messages.
The widget is more than a simple wrapper.
It is more comfortable and works (with the right settings) for
most use cases too on linux.
TMHO, it is one of th
The following community widgets are now available as
"fat" widgets, that is they are installed or removed
for both LC 8 and 9 and they work identically in both.
All widgets are available on "Sample Stacks" or via
livecodeshare (as given below).
An asterisk (*) indicates a new feature (and/or a
re
> Bill P. wrote:
> I love the datepicker!
Relating to the datepicker widget I should once again acknowledge
the basic work of Elanor (calendar widget) and Bernd (additions to
the calendar widget) and hints/comments by Bernd.
[The algorithms I used are translated to LCB from the LCS of Raspi
stack
> Bob S. wrote:
> I think my project has IDs in the millions now.
OMG!
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BaseClock is a new widget that displays by special "digits" the
time encoded to a number base in range 2-60.
Encoded is each of the time items (hours, minutes, seconds).
For base 2 this is known as "Binary encoded decimals".
The display is unique (I invented that) as it doesn't use
characters fo
> Tom G. wrote:
> Its interestingWhat is the problem this invention solves? is there a
> use case for using such a time format? What did you use it for?
This is a "must-do" for a mathematician. To use such solutions for an
open problem is in general the job of engineers.
I use as desktop the
Alex,
the date picker needs for self-sizing at least "selectedDate"
in its property array. So this is minimal and works:
on mouseUp
put "" into tP["selectedDate"] -- yields "today"
popup widget "community.livecode.hermann.datepicker" \
at 100,100 with properties tP
if it is not emp
> Geoff C. wrote:
> I fixed that, and I don't know how.
Did you already try to solve that by using dragMove
instead of mouseMove?
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### v1.0.0 Aug 25, 2018 ... first (nearly) complete version
### v1.1.0 Oct 17, 2018 ... first version on "Sample Stacks"
Widget ImageWidget will blow you away. Why?
Because it demonstrates the enormous possibilities that LiveCode
Builder already provides. I tried to do everything in pure LCB.
Ther
> Malte P. wrote:
> Hey HH!
Hey Malte!
> 1) This is amazingly fast!
The judgement of the master of animations ...
The speed too blew me away the first time it worked.
Everything is done by computing and applying an
affine transform for the canvas.
> 2) Where do I put the money for the help fun
Thanks for looking at that, Brian.
Your help could make encoding spring to life in LCB.
See also bug #20521 and
http://lists.runrev.com/pipermail/use-livecode/2017-November/243064.html
Hermann
> Brian M. wrote:
> Looks like work was started for adding encoding functions to LCB:
> https://githu
As Craig said, your rules are not consistent to standards:
You sort *after* the first period numeric with the exception
that leading zeros are "valid".
That's why the replace in the following function is needed.
This now yields exactly your custom sort order:
function gregSort s
set itemdel to
1. Besides removing scroll-update, which takes most of the time, you could
try the following array-methods (which are essentially from my stack
http://forums.livecode.com/viewtopic.php?p=101301#p101301 , see there
card "LineNums, tab "Nb2").
This needs here on a medium fast machine (Mac mini, 2.5G
> David G. wrote:
> Thanks Geoff, I did play with Split, but one of the reasons for numbering
> is to make any identical lines unique. With split, for any that are not,
> all but one is deleted. So definitely not the result I wanted.
I am not Geoff (who played with the simple array methods I sug
We already know that this is not possible by "ordinary" controls
because the browser widget has a native layer.
(Except we"bundle" your controls in a floating window.)
But there is one way more (I use it for updating my Textedit
widget).
Of course you can overlay a browser widget with a browser w
>> David G. wrote:
>> Thanks Geoff, I did play with Split, but one of the reasons for numbering
>> is to make any identical lines unique. With split, for any that are not,
>> all but one is deleted. So definitely not the result I wanted.
From that previous answer I concluded you intend to index
> Alex T. wrote:
> You require to keep the line ordering completely unchanged -
> and Hermann's superfast method can't meet that need.
> JLG wrote:
> You're right, split deletes duplicates. In fact, I use it as a quick way
> to do just that.
You are both spendidly wrong:
Could you please simply
What's interesting with that is once again a comparison LC 6 against LC 9.
I tested with 1 lines of text (King James bible, Genesis up to 5|16) and
*non-wrapping fields*, separator tab:
LC 9.0.1 needs in average 370 ms for numbering, 330 ms for denumbering,
LC 6.7.11 needs in average 170 ms
Alex,
you and JLG are important LiveCoders. What you say has double weight.
>From that alone you should double check what you claim to be true.
Wrong assertions are no argument against a method but speed is one,
of course.
Anyway, it is fine that David G. has now a fast way to do his work.
_
> Tom G. wrote:
> ...just out of curiosityis it just on my system ? or the right click
> grab of the widget doesn't work?
Sorry, I wrote this while updating my TextEdit widget (which will allow to
grab the widget). But the browser widget doesn't pass "mouseDown", so the
mouseDown handler here
> JLG wrote:
>
> > hh wrote:
> > Alex,
> > you and JLG are important LiveCoders. What you say has double weight.
> > From that alone you should double check what you claim to be true.
>
> Well, at least I have finally become "splendid" at something.
>
> I can't decide whether you are being ru
To disable caching of an input css file (or js script file) this
works with every browser:
Either change the file name of the input file
or add a counter value (or timestamp) to the filename,
for example
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> James H. wrote:
> Context: I want to be able to change the font-size displayed
> in the browser. The pages being displayed all use the same
> external css. I thought that by changing the font-size
> definition with the css and saving it back to disk, a reload
> of the page would use the new setti
Browser widget usage examples:
http://forums.livecode.com/viewtopic.php?f=93&t=29018
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Most examples of that link assume that you have control of the pages.
And most use the js of the browser widget as "helper" only, the widget doesn't
display
anything (is hidden).
Now you wrote that you don't have control.
So your "first experiments" method is one way to go, then you have full con
The following works for me.
Write this code into a variable or a field:
window.onscroll = function() {
if (window.innerHeight + window.pageYOffset >=
document.body.offsetHeight) liveCode.jsNotify('I am at the bottom');
};
(a) Then script:
do in widget "browser" if you can't control the htmltext
James.
You are looking for difficulties that are not present.
A. Do once:
A1. put into widget's or card's script
(this is a javaScriptHandler):
on jsNotify v
put the seconds &": "& v into fld "info" -- or your action
end jsNotify
A2. From a button or msg (or use the property inspector):
put
> James H. wrote:
> I added the "window.onscroll" function definition to the
> same handler I use to adjust the font-size of the page
> being displayed as I know that works there.
Did you add it separated by ";"? For the command
do js in widget "Browser"
*** the string js is not allowed to contain
You can use the params to see what arrives.
Most probably you didn't convert the parameters of the handler
in the JavaScript to arrays or strings.
LiveCode expects strings or arrays as params of javaScriptHandlers.
So "combine" on the LC side and/or ".toString()" on the JS side are
your friends.
[Dictionary/map]
set the region of widget "Map" to "55.9533,-3.1883, 10, 10"
The region of a map widget is a tuple describing the map region
currently displayed; the first two items are the centerCoordinates and
the second two the span.
set the centerCoordinates of widget "Map" to "55.9533,-3.18
On LC Global (Nov 2018, Monthly report) Kevin and Ali announced among
others "Decimal Number Implementation", see my screenshot
http://forums.livecode.com/viewtopic.php?f=76&t=31797
This is probably close to an arbitrary-precision Decimal type,
I know the javascript version:
https://github.com/Mik
Here's a scenario that makes your scripts nevertheless valuable.
If they implement "Decimal number" for LC Builder, what I hope,
because the numbers implementation in LCB is rather uncomplete.
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If the PDF is embedded by ordinary HTML (= set url of the
browser widget or use in its htmlText , or
) then you can't decide for the user which plugin
to use.
But the user can force this for himself by moving the
corresponding plugin(s) in/out of the plugins-folder
(which is on Mac "/Library/Inte
Sometimes one wishes to have a unique PDF display, independent of the
user's current internet-plugin. Or one wishes to have a feature that
these plugins don't have (for example rotation). Then pdf.js comes in.
hhPDFViewer is a basic GUI to the JavaScript pdf library "pdf.js"
( https://mozilla.gith
The limit of LC is not the sky but the 65535-limit
for coordinates of every object.
A line width can't be longer than 65535 pixels.
And if you have columns with a width of 11 pixels
each, then the right of column 5958 is 65538 what
is "off-limits".
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The getUserMedia() dialog doesn't work in the browser widget.
You could try to do that "as javascript" in your HTML5 app.
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If showing *only* lines with colored text means that all others
are hidden then you could use:
...
set hidden of line i of fld "text" to \
(the textcolor of line i of fld "text" is empty)
...
Trevor's script would then read:
...
put (tTextA[i]["runs"][1]["style"]["textcolor"] is empty) \
The following works tested here on desktop, should work everywhere where the
browser widget works.
1. Overlay browser widget "browser" with a browser widget "loader" (that
displays a loading animation).
2. Load the slow loading url into widget "browser".
3. Hide widget "loader" by browserDocumen
> Kaveh wrote:
> I am looking to hide any line that contains no textcolor anywhere.
I already gave you one that hides *exactly* these lines
(as you already wished in your first post).
> Hermann wrote:
> Here yet another fast method.
>
> on mouseUp
> put the millisecs into m1
> lock screen;
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