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Plot coordinate pairs: Difference between revisions

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Plot coordinate pairs (view source)

Revision as of 14:50, 23 March 2022

3,273 bytes added ,  2 years ago
→‎{{header|Phix}}: syntax coloured, use IupGraph, added online link
m (→‎{{header|Perl}}: added missing </lang>)
(→‎{{header|Phix}}: syntax coloured, use IupGraph, added online link)
Line 2,288:
=={{header|Phix}}==
{{libheader|Phix/pGUI}}
Output same as BBC BASIC, you can run this online [http://phix.x10.mx/p2js/Plot_coordinate_pairs.htm here].
<!--<lang Phix>(phixonline)-->
<lang Phix>-- demo\rosetta\Plot_coordinate_pairs.exw▼
<span style="color: #000080;font-style:italic;">--
include pGUI.e
▲<lang Phix> -- demo\rosetta\Plot_coordinate_pairs.exw
 
-- ======================================
Ihandle dlg, canvas
--</span>
cdCanvas cddbuffer, cdcanvas
<span style="color: #008080;">with</span> <span style="color: #008080;">javascript_semantics</span>
 
<span style="color: #008080;">include</span> <span style="color: #000000;">pGUI</span><span style="color: #0000FF;">.</span><span style="color: #000000;">e</span>
constant x = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9},
<span style="color: #008080;">include</span> <span style="color: #000000;">IupGraph</span><span style="color: #0000FF;">.</span><span style="color: #000000;">e</span>
y = {2.7, 2.8, 31.4, 38.1, 58.0, 76.2, 100.5, 130.0, 149.3, 180.0}
 
<span style="color: #008080;">constant</span> <span style="color: #000000;">x</span> <span style="color: #0000FF;">=</span> <span style="color: #0000FF;">{</span><span style="color: #000000;">0</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">1</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">2</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">3</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">4</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">5</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">6</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">7</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">8</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">9</span><span style="color: #0000FF;">},</span>
function redraw_cb(Ihandle /*ih*/, integer /*posx*/, integer /*posy*/)
<span style="color: #000000;">y</span> <span style="color: #0000FF;">=</span> <span style="color: #0000FF;">{</span><span style="color: #000000;">2.7</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">2.8</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">31.4</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">38.1</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">58.0</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">76.2</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">100.5</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">130.0</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">149.3</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">180.0</span><span style="color: #0000FF;">}</span>
integer {width, height} = IupGetIntInt(canvas, "DRAWSIZE")
atom cx,cy,nx,ny
<span style="color: #008080;">function</span> <span style="color: #000000;">get_data</span><span style="color: #0000FF;">(</span><span style="color: #004080;">Ihandle</span> <span style="color: #000000;">graph</span><span style="color: #0000FF;">)</span> <span style="color: #008080;">return</span> <span style="color: #0000FF;">{{</span><span style="color: #000000;">x</span><span style="color: #0000FF;">,</span><span style="color: #000000;">y</span><span style="color: #0000FF;">,</span><span style="color: #004600;">CD_BLUE</span><span style="color: #0000FF;">}}</span> <span style="color: #008080;">end</span> <span style="color: #008080;">function</span>
atom {w,h} = {(width-60)/9,(height-60)/180}
cdCanvasActivate(cddbuffer)
<span style="color: #7060A8;">IupOpen</span><span style="color: #0000FF;">()</span>
cx = 30+x[1]*w
<span style="color: #004080;">Ihandle</span> <span style="color: #000000;">graph</span> <span style="color: #0000FF;">=</span> <span style="color: #000000;">IupGraph</span><span style="color: #0000FF;">(</span><span style="color: #000000;">get_data</span><span style="color: #0000FF;">),</span>
cy = 30+y[1]*h
<span style="color: #000000;">dlg</span> <span style="color: #0000FF;">=</span> <span style="color: #7060A8;">IupDialog</span><span style="color: #0000FF;">(</span><span style="color: #000000;">graph</span><span style="color: #0000FF;">,</span><span style="color: #008000;">`TITLE="Plot coordinate pairs"`</span><span style="color: #0000FF;">)</span>
for i=2 to length(x) do
<span style="color: #7060A8;">IupSetAttributes</span><span style="color: #0000FF;">(</span><span style="color: #000000;">dlg</span><span style="color: #0000FF;">,</span><span style="color: #008000;">"RASTERSIZE=320x240,MINSIZE=320x200"</span><span style="color: #0000FF;">)</span>
cdCanvasSetForeground(cddbuffer, CD_BLACK)
<span style="color: #7060A8;">IupSetAttributes</span><span style="color: #0000FF;">(</span><span style="color: #000000;">graph</span><span style="color: #0000FF;">,</span><span style="color: #008000;">"XTICK=1,XMIN=0,XMAX=9"</span><span style="color: #0000FF;">)</span>
nx = 30+(i-1)*w
<span style="color: #7060A8;">IupSetAttributes</span><span style="color: #0000FF;">(</span><span style="color: #000000;">graph</span><span style="color: #0000FF;">,</span><span style="color: #008000;">"YTICK=20,YMIN=0,YMAX=180"</span><span style="color: #0000FF;">)</span>
ny = 30+(i-1)*20*h
<span style="color: #7060A8;">IupShow</span><span style="color: #0000FF;">(</span><span style="color: #000000;">dlg</span><span style="color: #0000FF;">)</span>
{} = cdCanvasTextAlignment(cddbuffer, CD_NORTH)
<span style="color: #008080;">if</span> <span style="color: #7060A8;">platform</span><span style="color: #0000FF;">()!=</span><span style="color: #004600;">JS</span> <span style="color: #008080;">then</span>
cdCanvasText(cddbuffer, nx, 25, sprintf("%d",(i-1)))
<span style="color: #7060A8;">IupMainLoop</span><span style="color: #0000FF;">()</span>
{} = cdCanvasTextAlignment(cddbuffer, CD_EAST)
<span style="color: #7060A8;">IupClose</span><span style="color: #0000FF;">()</span>
cdCanvasText(cddbuffer, 25, ny, sprintf("%3d",(i-1)*20))
<span style="color: #008080;">end</span> <span style="color: #008080;">if</span>
cdCanvasSetForeground(cddbuffer, CD_GRAY)
main()<!--</lang>-->▼
cdCanvasLine(cddbuffer,30,ny,width-30,ny)
cdCanvasLine(cddbuffer,nx,30,nx,height-30)
cdCanvasSetForeground(cddbuffer, CD_BLUE)
nx = 30+floor(x[i]*w)
ny = 30+floor(y[i]*h)
cdCanvasLine(cddbuffer,cx,cy,nx,ny)
cx = nx
cy = ny
end for
cdCanvasSetForeground(cddbuffer, CD_BLACK)
cdCanvasLine(cddbuffer,30,30,width-30,30)
cdCanvasLine(cddbuffer,30,30,30,height-30)
cdCanvasFlush(cddbuffer)
return IUP_DEFAULT
end function
 
function map_cb(Ihandle ih)
cdcanvas = cdCreateCanvas(CD_IUP, ih)
cddbuffer = cdCreateCanvas(CD_DBUFFER, cdcanvas)
cdCanvasSetBackground(cddbuffer, CD_WHITE)
return IUP_DEFAULT
end function
 
procedure main()
IupOpen()
 
canvas = IupCanvas(NULL)
IupSetAttribute(canvas, "RASTERSIZE", "340x340") -- initial size
IupSetCallback(canvas, "MAP_CB", Icallback("map_cb"))
 
dlg = IupDialog(canvas)
IupSetAttribute(dlg, "TITLE", "Plot coordinate pairs")
IupSetCallback(canvas, "ACTION", Icallback("redraw_cb"))
 
IupMap(dlg)
IupSetAttribute(canvas, "RASTERSIZE", NULL) -- release the minimum limitation
IupShowXY(dlg,IUP_CENTER,IUP_CENTER)
IupMainLoop()
IupClose()
end procedure
 
▲main()</lang>
 
=={{header|PicoLisp}}==
Petelomax
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