Diffstat (limited to 'libopie2/opieui/opixmapeffect.h') (more/less context) (show whitespace changes)
-rw-r--r-- | libopie2/opieui/opixmapeffect.h | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/libopie2/opieui/opixmapeffect.h b/libopie2/opieui/opixmapeffect.h index 283fe2d..b780f9f 100644 --- a/libopie2/opieui/opixmapeffect.h +++ b/libopie2/opieui/opixmapeffect.h @@ -1,65 +1,68 @@ /* 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 A. Mueller <mueller@kde.org> */ // $Id$ #ifndef __OPIXMAP_EFFECT_H #define __OPIXMAP_EFFECT_H #include <qsize.h> typedef QPixmap OPixmap; class QColor; + +namespace Opie { +namespace Ui { /** * 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 OPixmapEffect { 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 OPixmap& gradient(OPixmap& pixmap, const QColor &ca, const QColor &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. @@ -165,51 +168,52 @@ public: /** * 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 @ref pixmap(), provided for convenience. */ static OPixmap& toGray(OPixmap& 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 @ref pixmap(), provided for convenience. */ static OPixmap& desaturate(OPixmap& 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 @ref pixmap(), provided for convenience. */ static OPixmap& contrast(OPixmap& 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 @ref pixmap(), provided for convenience. */ static OPixmap& dither(OPixmap &pixmap, const QColor *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 QColorGroup::highlight(). */ static OPixmap selectedPixmap( const OPixmap &pixmap, const QColor &col ); }; - +} +} #endif |