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-
- AnfyFire 2.1 - Copyright (C) by Fabio Ciucci 1996/97
-
-
- This applet can generate and animate a realtime "fire" effect, well know
- in the "demo scene" contest.
- Remember that are needed both fire.class and Lware.class.
- You must upload these 2 .class files and insert the <applet> tag on your
- html document to add this applet to your page.
- This applet is fully parametrized, so you can generate all kinds of fire
- you want. Here an example of what you have to write in the html (the
- things anfter the ; are comments with min-max values acceptet):
-
-
- <applet code="fire.class" width=140 height=256> ; Name, Width, Height
- <param name=fwidth value="70"> ; width (1-1024)
- <param name=fheigth value="64"> ; height (1-1024)
- <param name=resx value="2"> ; horizontal resolution (1-8)
- <param name=resy value="4"> ; vertical resolution (1-8)
- <param name=fcut value="7"> ; fire cut start (1-127)
- <param name=fsub value="4"> ; fire cut value (1-127)
- <param name=deflight value="30"> ; minimal lightning at base (0-127)
- <param name=fmode value="2"> ; fire mode (1=rectangle 2=convex)
- <param name=rndrep value="4"> ; random gen. repeating (1-9)
- <param name=paletteR value="5"> ; red value (0-8)
- <param name=paletteG value="3"> ; green value (0-8)
- <param name=paletteB value="1"> ; blue value (0-8)
- <param name=textscroll value="firescr.txt"> ; File for scrolltext or "NO"
- <param name=textoffset value="140"> ; Txtscroll y offset
- <param name=textspeed value="1"> ; Txtscroll speed
- <param name=textfont value="Arial"> ; Txtscroll font name
- <param name=textbold value="NO"> ; Txtscroll bold ("YES" or "NO")
- <param name=textsize value="24"> ; Txtscroll font size
- <param name=textshadow value="YES"> ; Txtscroll shadow ("YES" or "NO")
- <param name=TextColR value="200"> ; Txtscroll color (red component)
- <param name=TextColG value="255"> ; Txtscroll color (green component)
- <param name=TextColB value="190"> ; Txtscroll color (blue component)
- <param name=TextSColR value="20"> ; Txtscroll shadow col. (red c.)
- <param name=TextSColG value="20"> ; Txtscroll shadow col. (green c.)
- <param name=TextSColB value="50"> ; Txtscroll shadow col. (blue c.)
- <param name=TextJumpAmp value="0"> ; Txtscroll jump aplitude
- <param name=TextJumpSpd value="0"> ; Txtscroll jump speed
- <param name=memdelay value="1000"> ; Memory deallocation delay
- <param name=priority value="3"> ; Task priority (1..10)
- <param name=fixnetscape value="NO"> ; Fix Netscape 3.0 bug ("YES","NO")
- Sorry, your browser doesn't suppor Java. ; Message for no java browsers.
- </applet> ; End of applet tag
-
-
- NOTE: Don't place "; comments" on final HTML!!!
-
- Copy and paste in your html document this cleared and correct tag:
-
-
- <applet code="fire.class" width=140 height=256>
- <param name=fwidth value="70">
- <param name=fheigth value="64">
- <param name=resx value="2">
- <param name=resy value="4">
- <param name=fcut value="7">
- <param name=fsub value="4">
- <param name=deflight value="30">
- <param name=fmode value="2">
- <param name=rndrep value="4">
- <param name=paletteR value="5">
- <param name=paletteG value="3">
- <param name=paletteB value="1">
- <param name=textscroll value="firescr.txt">
- <param name=textoffset value="1">
- <param name=textspeed value="1">
- <param name=textfont value="Arial">
- <param name=textbold value="NO">
- <param name=textsize value="18">
- <param name=textshadow value="NO">
- <param name=TextColR value="255">
- <param name=TextColG value="55">
- <param name=TextColB value="0">
- <param name=TextSColR value="20">
- <param name=TextSColG value="20">
- <param name=TextSColB value="50">
- <param name=TextJumpAmp value="0">
- <param name=TextJumpSpd value="0">
- <param name=memdelay value="1000">
- <param name=priority value="3">
- <param name=fixnetscape value="NO">
- Sorry, your browser doesn't suppor Java.
- </applet>
-
-
- ---------
-
-
- Here detailed instructions about how to change parameters:
-
-
- fwidth and fheight determine the "internal" width and heigth of the fire,
- but will be "real" size only is resx=1 and resy=1. In fact, resx and resy
- are a sort of "scalers" or "zoomers", or "stretchers", if you prefer: if
- fwidth and fheigth are set to 8 and 10, and resx=2 & resy=2, you will have
- a "real" size of 16 x 20. The real size is fwidth*resx X pheight*resy.
- This effect is better when resy is greater than resx.
-
- About the fire cutting values fcut and fsub, consider fcut must be higher
- than fsub, and some values will generate wrong effects. Range is 1-127.
-
- The deflight (0-127) determine the minimal light at the base of fire... so
- placing it to 0 the fire will have more black holes than placing it as 127.
-
- If you like the fire as a rectangular block, set fmode=1, otherwise set it
- to 2, to have a convex (conical) flame.
-
- You can decide the smoothing of random generator with rndrep (1-9)... with
- lower values you will have less smoothed flames, and vice-versa.
-
- About the palette, there are 3 values for Red Green Blue (RGB), that can
- go from 0 (none) to 8 (full), and are named paletteR, paletteG, paletteB.
- So you can generate red (fire), green (magic), blue (gas) flames... there
- are 700 combinations possible, just select your preferred.
-
-
- ---------
-
-
- Optional Scrolltext parameters:
-
-
- You can optionally activate a scrolltext that will scroll over the applet.
- If you don't need the scrolltext, deactivate it placing "NO" at the
- "textscroll" parameter.
- Otherwise you must supply the name of an ASCII text file, where you must
- write the text that you want to be scrolled.
- Is supported one only line of text, that can be long as you want.
- Remember to upload the text file too, if you activate the scrolltext!
-
- If activated, here are the parameters:
-
- With "textoffset" you choose the Y offset from the top: placing it to 0 the
- scroll will be placed on the top, for example, and placing a value near the
- height of the applet it will scroll at the bottom.
-
- With "textspeed" parameter you decide the scrolling speed.
-
- With "textfont" you choose the font of text. Don't choose a strange or not
- standard font, not present in all systems.
- The most common fonts are "Arial", "TimesRoman" and "Courier".
- If the required font is not present, the most "near" will be used.
-
- Setting "textbold" to "YES" you will enlarge a bit the font, otherwise set
- it to "NO" for normal contours.
-
- With "textsize" you can change the size of text font.
- The most common sizes are: 8,9,10,11,12,14,16,18,20,22,24,26,28,36,48,72.
- Intermediate values will be scaled to nearest available size.
-
- Setting "textshadow" to "YES", a shadow will be added to textscroll.
- Otherwise, setting it to "NO", any shadow will be "projected".
-
- You can choose the color of text with:
-
- TextColR = Red component of color (0-255)
- TextColG = Green component of color (0-255)
- TextColB = Blue component of color (0-255)
-
- For example, 0,0,0 is black, 255,255,255 is white, 255,0,0 is red,
- 255,255,0 is yellow, 128,128,128 is grey.
- You can compose any color you want, do it trying manually or use any paint
- program's color selector to find Red Green Blue components of your desired
- colors.
-
- With TextSColR,TextSColG,TextSColB you can select the color for text shadow.
-
- If you like, you can activate the text jumping function.
- If "TextJumpAmp" is set to "0", any jumping will be shown.
- But increasing the value will result in text jumping: more aplitute, more
- high jumps.
-
- With "TextJumpSpd" parameter you can select the jumping speed.
-
-
- ---------
-
-
- Compatibility parameters:
-
-
- The "memdelay" parameter is useful only to run the applets without problems
- on some bugged versions of Netscape 3, that don't deallocate correctly
- the memory allocated, resulting in filling all the memory after a minute
- the applet is running. This can cause also a system crash in some cases.
- Last versions of browsers have fixed this problem, but if you want to run
- the applets on old bugged browsers too, set "memdelay" to low values, like
- "10" or "16", for example.
- But this will slow down a lot the applet speed, so you have to choose
- between speed (memdelay set to 1000 or higher) or slow compatibility with
- old browsers (memdelay set to 20 or lower).
-
- The "priority" parameter is useful mainly when you are running more than
- one applet in same page, and one slows down or hangs.
- If this applet run too slow or hangs because other one steal all the CPU
- power, try increasing the priority.
- Otherwise, if this applet runs well and others slows down, decrease the
- priority. Consider the min priority is 1, normal priority is 5, and the
- max priority is 10. Usually a priority of 3 is ok for single applets.
-
- The "fixnetscape" parameter is useful only when the applet is visualized
- with Netscape 3, under Win95. In fact, Netscape has a bug displaying
- IndexColorModel, resulting in less colours than normal and dithering.
- Setting "fixnetscape" to "YES", the effect will run slower on all browsers,
- but will have correct colors on Netscape 3.0. Setting it to "NO", the effect
- will run faster on all browsers, except Netscape 3.0 that will display in
- worst way. Notice that Netscape 4 and Explorer haven't this problem.
-
-
- ---------
-
-
- Copyright and distribution notices
-
-
- Fabio Ciucci is the author and owner of this applet.
- You can use freely this applet to enhance your web pages. But since I am
- the author of the applet, I placed a secret window that will appear if the
- applet is clicked with mouse: it is external to the web browser, so it will
- not hit the design of your beautyful html page. This small window will
- simply show my name and ask for a link to my java applets page.. the user
- can connect to it or cancel, or hide the window and connect after visiting
- all your pages. I hope this credit part is not a problem for you...
- In any case, if link is accepted a new browser window will appear and your
- page will remain on the original window, so you will not lost the visitor.
- Consider you will use an effect programmed by me, without pay, for FREE!
-
-
-
- Fabio Ciucci (Randy/Ram Jam)
-
- fabioc@anfiteatro.it
-
- http://www.anfiteatro.it/java.html
-
-
-