FbTk::Transparent Class Reference

renders to drawable together with an alpha mask More...

#include <Transparent.hh>

List of all members.

Public Member Functions

Transparent (Drawable source, Drawable dest, unsigned char alpha, int screen_num)

void setAlpha (unsigned char alpha)

sets alpha value

void setSource (Drawable src, int screen_num)

sets source drawable

void setDest (Drawable dest, int screen_num)

sets destination drawable

void render (int src_x, int src_y, int dest_x, int dest_y, unsigned int width, unsigned int height) const

unsigned char alpha () const

Drawable dest () const

Drawable source () const

Detailed Description

renders to drawable together with an alpha mask

Definition at line 32 of file Transparent.hh.

Member Function Documentation

void FbTk::Transparent::render ( int src_x,

int src_y,

int dest_x,

int dest_y,

unsigned int width,

unsigned int height

) const

renders to dest from src with specified coordinates and size
Definition at line 231 of file Transparent.cc.
References FbTk::App::instance().

00233 { 00234 #ifdef HAVE_XRENDER 00235 if (m_src_pic == 0 || m_dest_pic == 0 || 00236 m_alpha_pic == 0 || !s_render) 00237 return; 00238 // render src+alpha to dest picture 00239 XRenderComposite(FbTk::App::instance()->display(), 00240 PictOpOver, 00241 m_src_pic, 00242 m_alpha_pic, 00243 m_dest_pic, 00244 src_x, src_y, 00245 0, 0, 00246 dest_x, dest_y, 00247 width, height); 00248 00249 #endif // HAVE_XRENDER 00250 }

The documentation for this class was generated from the following files:

Fluxbox CVS-Jan-2003

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