The K Desktop Environment

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2. Onscreen Fundamentals

2.1 Mouse functions

Left mouse button

Left mouse button let you draw a rectangle which will become the next picture. The center of the rectangle will be the center of the new picture. X/Y ratio will be adapted to fit into the window.

Middle mouse button

Middle mouse button zooms in.

Right mouse button

Right mouse button zooms out.

2.2 The File Menu

Load params...

Loads a by KFract generated parameter file and calculates the picture.

Save params...

Saves the parameters of the current pictures. This file can be loaded later in order to re-calculate the picture. It consists of plain ASCII and can be exchanged emong different machines of even different architectures as long as KDE is installed.

Save pic...

Saves current picture as BMP. Sorry, no GIF support so far.

Quit

Well, here you leave Kfract.

2.3 The Types Menu

Each entry switches to the displayed fractal type. So far implemented:

Mandelbrot

Switches to mandelbrot set. Parameters (like maximal iteration depth, co-ordinates, width,...) can be set.

Julia

Switches to julia set. Parameters (like maximal iteration depth, co-ordinates, width,...) can be set.

2.4 The Options Menu

Max. iteration

Maximal iteration depth can be set.

Colour scheme

Here you switch between 2 different colour schemes.

Colour cycling

Not implemented yet.

Zoom factor

The factors for zoom in and zoom out can be set.

2.5 The Help Menu

Help

Shows this help page. ;-)

About

Pops up an info box with some information about this program and it's author.

2.6 The Toolbar

Open

Like File->Load params.

Save as parameter file

Like File->Save params.

Save picture

Like File->Save pic

Zoom in

Zooms in like middle mouse button (MMB) except that the center of the actual picture becomes the center of the new picture.

Zoom out

Zooms out like right mouse button (RMB) except that the center of the actual picture becomes the center of the new picture.

Home

Sets all relevant parameters of the actual type to its defaults and re-calculates the set. Parameters which are not relevant to the actual type (like colour scheme) stay untouched. If you've got lost here you'll find back.

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