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authorTimothy Pearson <kb9vqf@pearsoncomputing.net>2011-11-06 15:56:40 -0600
committerTimothy Pearson <kb9vqf@pearsoncomputing.net>2011-11-06 15:56:40 -0600
commite16866e072f94410321d70daedbcb855ea878cac (patch)
treeee3f52eabde7da1a0e6ca845fb9c2813cf1558cf /kdefx/kpixmapeffect.h
parenta58c20c1a7593631a1b50213c805507ebc16adaf (diff)
downloadtdelibs-e16866e072f94410321d70daedbcb855ea878cac.tar.gz
tdelibs-e16866e072f94410321d70daedbcb855ea878cac.zip
Actually move the kde files that were renamed in the last commit
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-/* This file is part of the KDE libraries
- Copyright (C) 1998, 1999 Christian Tibirna <ctibirna@total.net>
- (C) 1998, 1999 Daniel M. Duley <mosfet@kde.org>
- (C) 1998, 1999 Dirk Mueller <mueller@kde.org>
-
-*/
-
-// $Id$
-
-#ifndef __KPIXMAP_EFFECT_H
-#define __KPIXMAP_EFFECT_H
-
-#include <kdelibs_export.h>
-
-#include <tqsize.h>
-class KPixmap;
-class TQColor;
-
-/**
- * This class includes various pixmap-based graphical effects.
- *
- * Everything is
- * static, so there is no need to create an instance of this class. You can
- * just call the static methods. They are encapsulated here merely to provide
- * a common namespace.
- */
-class KDEFX_EXPORT KPixmapEffect
-{
-public:
- enum GradientType { VerticalGradient, HorizontalGradient,
- DiagonalGradient, CrossDiagonalGradient,
- PyramidGradient, RectangleGradient,
- PipeCrossGradient, EllipticGradient };
- enum RGBComponent { Red, Green, Blue };
-
- enum Lighting {NorthLite, NWLite, WestLite, SWLite,
- SouthLite, SELite, EastLite, NELite};
-
- /**
- * Creates a gradient from color a to color b of the specified type.
- *
- * @param pixmap The pixmap to process.
- * @param ca Color a.
- * @param cb Color b.
- * @param type The type of gradient.
- * @param ncols The number of colors to use when not running on a
- * truecolor display. The gradient will be dithered to this number of
- * colors. Pass 0 to prevent dithering.
- * @return Returns the generated pixmap, for convenience.
- */
- static KPixmap& gradient(KPixmap& pixmap, const TQColor &ca, const TQColor &cb,
- GradientType type, int ncols=3);
-
- /**
- * Creates an unbalanced gradient.
- *
- * An unbalanced gradient is a gradient where the transition from
- * color a to color b is not linear, but in this case, exponential.
- *
- * @param pixmap The pixmap that should be written.
- * @param ca Color a.
- * @param cb Color b.
- * @param type The type of gradient.
- * @param xfactor The x decay length. Use a value between -200 and 200.
- * @param yfactor The y decay length.
- * @param ncols The number of colors. See #gradient.
- * @return The generated pixmap, for convencience.
- */
- static KPixmap& unbalancedGradient(KPixmap& pixmap, const TQColor &ca,
- const TQColor &cb, GradientType type, int xfactor = 100,
- int yfactor = 100, int ncols=3);
-
- /**
- * Creates a pixmap of a given size with the given pixmap.
- *
- * if the
- * given size is bigger than the size of the pixmap, the pixmap is
- * tiled.
- *
- * @param pixmap This is the source pixmap
- * @param size The size the new pixmap should have.
- * @return The generated, tiled pixmap.
- */
- static KPixmap createTiled(const KPixmap& pixmap, TQSize size);
-
- /**
- * Either brightens or dims a pixmap by a specified ratio.
- *
- * @param pixmap The pixmap to process.
- * @param ratio The ratio to use. Use negative value to dim.
- * @return Returns The pixmap(), provided for convenience.
- */
- static KPixmap& intensity(KPixmap& pixmap, float ratio);
-
- /**
- * Modifies the intensity of a pixmap's RGB channel component.
- *
- * @param pixmap The pixmap to process.
- * @param ratio value. Use negative value to dim.
- * @param channel Which channel(s) should be modified
- * @return Returns the pixmap(), provided for convenience.
- */
- static KPixmap& channelIntensity(KPixmap& pixmap, float ratio,
- RGBComponent channel);
-
- /**
- * Blends the provided pixmap into a background of the indicated color.
- *
- * @param pixmap The pixmap to process.
- * @param initial_intensity this parameter takes values from -1 to 1:
- * @li If positive, it tells how much to fade the image in its
- * less affected spot.
- * @li If negative, it tells roughly indicates how much of the image
- * remains unaffected
- * @param bgnd Indicates the color of the background to blend in.
- * @param eff Lets you choose what kind of blending you like.
- * @param anti_dir Blend in the opposite direction (makes no much sense
- * with concentric blending effects).
- * @param ncols The number of colors to dither the pixmap to. Only
- * used for 8 bpp pixmaps.
- * @return Returns the pixmap(), provided for convenience.
- */
- static KPixmap& blend(KPixmap& pixmap, float initial_intensity,
- const TQColor &bgnd, GradientType eff,
- bool anti_dir=false, int ncols=3);
-
- /**
- * Builds a hash on any given pixmap.
- *
- * @param pixmap The pixmap to process.
- * @param lite The hash faces the indicated lighting (cardinal poles)
- * @param spacing How many unmodified pixels inbetween hashes.
- * @param ncols The number of colors to dither the pixmap to.
- * Only used for 8 bpp pixmaps.
- * @return Returns The pixmap(), provided for convenience.
- */
- static KPixmap& hash(KPixmap& pixmap, Lighting lite=NorthLite,
- unsigned int spacing=0, int ncols=3);
-
- /**
- * Creates a pattern from a pixmap.
- *
- * The given pixmap is "flattened"
- * between color a to color b.
- * Doesn't change the original pixmap.
- *
- * @param pixmap The pixmap to process.
- * @param size The size of the returned pixmap. If @p size is larger than
- * the original, the resulting pixmap will be tiled.
- * @param ca Color a.
- * @param cb Color b.
- * @param ncols The number of colors to use. The image will be
- * dithered to this depth. Pass zero to prevent dithering.
- * @return The resulting pixmap.
- */
- static KPixmap pattern(const KPixmap& pixmap, TQSize size,
- const TQColor &ca, const TQColor &cb, int ncols=8);
-
- /**
- * Fades a pixmap to a certain color.
- *
- * @param pixmap The pixmap to process.
- * @param val The strength of the effect. 0 <= val <= 1.
- * @param color The color to blend to.
- * @return Returns the pixmap(), provided for convenience.
- */
- static KPixmap& fade(KPixmap& pixmap, double val, const TQColor &color);
-
- /**
- * Converts a pixmap to grayscale.
- *
- * @param pixmap The pixmap to process.
- * @param fast Set to @p true in order to use a faster but non-photographic
- * quality algorithm. Appropriate for things such as toolbar icons.
- * @return Returns the pixmap(), provided for convenience.
- */
- static KPixmap& toGray(KPixmap& pixmap, bool fast=false);
-
- /**
- * Desaturates a pixmap.
- *
- * @param pixmap The pixmap to process.
- * @param desat A value between 0 and 1 setting the degree of desaturation
- * @return Returns The pixmap(), provided for convenience.
- */
- static KPixmap& desaturate(KPixmap& pixmap, float desat = 0.3);
-
- /**
- * Modifies the contrast of a pixmap.
- *
- * @param pixmap The pixmap to process.
- * @param c A contrast value between -255 and 255.
- * @return Returns the pixmap(), provided for convenience.
- */
- static KPixmap& contrast(KPixmap& pixmap, int c);
-
- /**
- * Dithers a pixmap using Floyd-Steinberg dithering for low-color
- * situations.
- *
- * @param pixmap The pixmap to process.
- * @param palette The color palette to use.
- * @param size The size of the palette.
- * @return Returns the pixmap(), provided for convenience.
- */
- static KPixmap& dither(KPixmap &pixmap, const TQColor *palette, int size);
-
- /**
- * Calculate a 'selected' pixmap, for instance a selected icon
- * on the desktop.
- * @param pixmap the pixmap to select
- * @param col the selected color, usually from TQColorGroup::highlight().
- */
- static KPixmap selectedPixmap( const KPixmap &pixmap, const TQColor &col );
-};
-
-
-#endif