You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
921 lines
24 KiB
921 lines
24 KiB
/*
|
|
* $Id$
|
|
*
|
|
* This file is part of the KDE project, module tdecore.
|
|
* Copyright (C) 2000 Geert Jansen <jansen@kde.org>
|
|
* with minor additions and based on ideas from
|
|
* Torsten Rahn <torsten@kde.org>
|
|
*
|
|
* This is free software; it comes under the GNU Library General
|
|
* Public License, version 2. See the file "COPYING.LIB" for the
|
|
* exact licensing terms.
|
|
*/
|
|
|
|
#include <config.h>
|
|
#include <unistd.h>
|
|
#include <math.h>
|
|
|
|
#include <tqstring.h>
|
|
#include <tqstringlist.h>
|
|
#include <tqbitmap.h>
|
|
#include <tqpixmap.h>
|
|
#include <tqimage.h>
|
|
#include <tqcolor.h>
|
|
#include <tqwidget.h>
|
|
#include <tqpainter.h>
|
|
#include <tqpen.h>
|
|
#include <tqapplication.h>
|
|
#include <tqpoint.h>
|
|
#include <tqrect.h>
|
|
|
|
#include <kdebug.h>
|
|
#include <tdeglobal.h>
|
|
#include <tdeconfig.h>
|
|
#include <tdeglobalsettings.h>
|
|
#include <kicontheme.h>
|
|
#include "kiconeffect.h"
|
|
|
|
#if defined(Q_WS_WIN) || defined(Q_WS_MACX)
|
|
static bool tqt_use_xrender=true;
|
|
static bool tqt_has_xft=true;
|
|
#else
|
|
extern bool tqt_use_xrender;
|
|
extern bool tqt_has_xft;
|
|
#endif
|
|
class TDEIconEffectPrivate
|
|
{
|
|
public:
|
|
TQString mKey[6][3];
|
|
TQColor mColor2[6][3];
|
|
};
|
|
|
|
TDEIconEffect::TDEIconEffect()
|
|
{
|
|
d = new TDEIconEffectPrivate;
|
|
init();
|
|
}
|
|
|
|
TDEIconEffect::~TDEIconEffect()
|
|
{
|
|
delete d;
|
|
d = 0L;
|
|
}
|
|
|
|
void TDEIconEffect::init()
|
|
{
|
|
TDEConfig *config = TDEGlobal::config();
|
|
|
|
int i, j, effect=-1;
|
|
TQStringList groups;
|
|
groups += "Desktop";
|
|
groups += "Toolbar";
|
|
groups += "MainToolbar";
|
|
groups += "Small";
|
|
groups += "Panel";
|
|
|
|
TQStringList states;
|
|
states += "Default";
|
|
states += "Active";
|
|
states += "Disabled";
|
|
|
|
TQStringList::ConstIterator it, it2;
|
|
TQString _togray("togray");
|
|
TQString _colorize("colorize");
|
|
TQString _desaturate("desaturate");
|
|
TQString _togamma("togamma");
|
|
TQString _none("none");
|
|
TQString _tomonochrome("tomonochrome");
|
|
|
|
TDEConfigGroupSaver cs(config, "default");
|
|
|
|
for (it=groups.begin(), i=0; it!=groups.end(); it++, i++)
|
|
{
|
|
// Default effects
|
|
mEffect[i][0] = NoEffect;
|
|
mEffect[i][1] = ((i==0)||(i==4)) ? ToGamma : NoEffect;
|
|
mEffect[i][2] = ToGray;
|
|
|
|
mTrans[i][0] = false;
|
|
mTrans[i][1] = false;
|
|
mTrans[i][2] = true;
|
|
mValue[i][0] = 1.0;
|
|
mValue[i][1] = ((i==0)||(i==4)) ? 0.7 : 1.0;
|
|
mValue[i][2] = 1.0;
|
|
mColor[i][0] = TQColor(144,128,248);
|
|
mColor[i][1] = TQColor(169,156,255);
|
|
mColor[i][2] = TQColor(34,202,0);
|
|
d->mColor2[i][0] = TQColor(0,0,0);
|
|
d->mColor2[i][1] = TQColor(0,0,0);
|
|
d->mColor2[i][2] = TQColor(0,0,0);
|
|
|
|
config->setGroup(*it + "Icons");
|
|
for (it2=states.begin(), j=0; it2!=states.end(); it2++, j++)
|
|
{
|
|
TQString tmp = config->readEntry(*it2 + "Effect");
|
|
if (tmp == _togray)
|
|
effect = ToGray;
|
|
else if (tmp == _colorize)
|
|
effect = Colorize;
|
|
else if (tmp == _desaturate)
|
|
effect = DeSaturate;
|
|
else if (tmp == _togamma)
|
|
effect = ToGamma;
|
|
else if (tmp == _tomonochrome)
|
|
effect = ToMonochrome;
|
|
else if (tmp == _none)
|
|
effect = NoEffect;
|
|
else
|
|
continue;
|
|
if(effect != -1)
|
|
mEffect[i][j] = effect;
|
|
mValue[i][j] = config->readDoubleNumEntry(*it2 + "Value");
|
|
mColor[i][j] = config->readColorEntry(*it2 + "Color");
|
|
d->mColor2[i][j] = config->readColorEntry(*it2 + "Color2");
|
|
mTrans[i][j] = config->readBoolEntry(*it2 + "SemiTransparent");
|
|
|
|
}
|
|
}
|
|
}
|
|
|
|
bool TDEIconEffect::hasEffect(int group, int state) const
|
|
{
|
|
return mEffect[group][state] != NoEffect;
|
|
}
|
|
|
|
TQString TDEIconEffect::fingerprint(int group, int state) const
|
|
{
|
|
if ( group >= TDEIcon::LastGroup ) return "";
|
|
TQString cached = d->mKey[group][state];
|
|
if (cached.isEmpty())
|
|
{
|
|
TQString tmp;
|
|
cached = tmp.setNum(mEffect[group][state]);
|
|
cached += ':';
|
|
cached += tmp.setNum(mValue[group][state]);
|
|
cached += ':';
|
|
cached += mTrans[group][state] ? TQString::fromLatin1("trans")
|
|
: TQString::fromLatin1("notrans");
|
|
if (mEffect[group][state] == Colorize || mEffect[group][state] == ToMonochrome)
|
|
{
|
|
cached += ':';
|
|
cached += mColor[group][state].name();
|
|
}
|
|
if (mEffect[group][state] == ToMonochrome)
|
|
{
|
|
cached += ':';
|
|
cached += d->mColor2[group][state].name();
|
|
}
|
|
|
|
d->mKey[group][state] = cached;
|
|
}
|
|
|
|
return cached;
|
|
}
|
|
|
|
TQImage TDEIconEffect::apply(TQImage image, int group, int state) const
|
|
{
|
|
if (state >= TDEIcon::LastState)
|
|
{
|
|
kdDebug(265) << "Illegal icon state: " << state << "\n";
|
|
return image;
|
|
}
|
|
if (group >= TDEIcon::LastGroup)
|
|
{
|
|
kdDebug(265) << "Illegal icon group: " << group << "\n";
|
|
return image;
|
|
}
|
|
return apply(image, mEffect[group][state], mValue[group][state],
|
|
mColor[group][state], d->mColor2[group][state], mTrans[group][state]);
|
|
}
|
|
|
|
TQImage TDEIconEffect::apply(TQImage image, int effect, float value, const TQColor col, bool trans) const
|
|
{
|
|
return apply (image, effect, value, col, TDEGlobalSettings::baseColor(), trans);
|
|
}
|
|
|
|
TQImage TDEIconEffect::apply(TQImage image, int effect, float value, const TQColor col, const TQColor col2, bool trans) const
|
|
{
|
|
if (effect >= LastEffect )
|
|
{
|
|
kdDebug(265) << "Illegal icon effect: " << effect << "\n";
|
|
return image;
|
|
}
|
|
if (value > 1.0)
|
|
value = 1.0;
|
|
else if (value < 0.0)
|
|
value = 0.0;
|
|
switch (effect)
|
|
{
|
|
case ToGray:
|
|
toGray(image, value);
|
|
break;
|
|
case DeSaturate:
|
|
deSaturate(image, value);
|
|
break;
|
|
case Colorize:
|
|
colorize(image, col, value);
|
|
break;
|
|
case ToGamma:
|
|
toGamma(image, value);
|
|
break;
|
|
case ToMonochrome:
|
|
toMonochrome(image, col, col2, value);
|
|
break;
|
|
}
|
|
if (trans == true)
|
|
{
|
|
semiTransparent(image);
|
|
}
|
|
return image;
|
|
}
|
|
|
|
TQPixmap TDEIconEffect::apply(TQPixmap pixmap, int group, int state) const
|
|
{
|
|
if (state >= TDEIcon::LastState)
|
|
{
|
|
kdDebug(265) << "Illegal icon state: " << state << "\n";
|
|
return pixmap;
|
|
}
|
|
if (group >= TDEIcon::LastGroup)
|
|
{
|
|
kdDebug(265) << "Illegal icon group: " << group << "\n";
|
|
return pixmap;
|
|
}
|
|
return apply(pixmap, mEffect[group][state], mValue[group][state],
|
|
mColor[group][state], d->mColor2[group][state], mTrans[group][state]);
|
|
}
|
|
|
|
TQPixmap TDEIconEffect::apply(TQPixmap pixmap, int effect, float value,
|
|
const TQColor col, bool trans) const
|
|
{
|
|
return apply (pixmap, effect, value, col, TDEGlobalSettings::baseColor(), trans);
|
|
}
|
|
|
|
TQPixmap TDEIconEffect::apply(TQPixmap pixmap, int effect, float value,
|
|
const TQColor col, const TQColor col2, bool trans) const
|
|
{
|
|
TQPixmap result;
|
|
|
|
if (effect >= LastEffect )
|
|
{
|
|
kdDebug(265) << "Illegal icon effect: " << effect << "\n";
|
|
return result;
|
|
}
|
|
|
|
if ((trans == true) && (effect == NoEffect))
|
|
{
|
|
result = pixmap;
|
|
semiTransparent(result);
|
|
}
|
|
else if ( effect != NoEffect )
|
|
{
|
|
TQImage tmpImg = pixmap.convertToImage();
|
|
tmpImg = apply(tmpImg, effect, value, col, col2, trans);
|
|
result.convertFromImage(tmpImg);
|
|
}
|
|
else
|
|
result = pixmap;
|
|
|
|
return result;
|
|
}
|
|
|
|
// Taken from KImageEffect. We don't want to link tdecore to tdeui! As long
|
|
// as this code is not too big, it doesn't seem much of a problem to me.
|
|
|
|
void TDEIconEffect::toGray(TQImage &img, float value)
|
|
{
|
|
int pixels = (img.depth() > 8) ? img.width()*img.height()
|
|
: img.numColors();
|
|
unsigned int *data = img.depth() > 8 ? (unsigned int *) img.bits()
|
|
: (unsigned int *) img.tqcolorTable();
|
|
int rval, gval, bval, val, alpha, i;
|
|
for (i=0; i<pixels; i++)
|
|
{
|
|
val = tqGray(data[i]);
|
|
alpha = tqAlpha(data[i]);
|
|
if (value < 1.0)
|
|
{
|
|
rval = static_cast<int>(value*val+(1.0-value)*tqRed(data[i]));
|
|
gval = static_cast<int>(value*val+(1.0-value)*tqGreen(data[i]));
|
|
bval = static_cast<int>(value*val+(1.0-value)*tqBlue(data[i]));
|
|
data[i] = tqRgba(rval, gval, bval, alpha);
|
|
} else
|
|
data[i] = tqRgba(val, val, val, alpha);
|
|
}
|
|
}
|
|
|
|
void TDEIconEffect::colorize(TQImage &img, const TQColor &col, float value)
|
|
{
|
|
int pixels = (img.depth() > 8) ? img.width()*img.height()
|
|
: img.numColors();
|
|
unsigned int *data = img.depth() > 8 ? (unsigned int *) img.bits()
|
|
: (unsigned int *) img.tqcolorTable();
|
|
int rval, gval, bval, val, alpha, i;
|
|
float rcol = col.red(), gcol = col.green(), bcol = col.blue();
|
|
for (i=0; i<pixels; i++)
|
|
{
|
|
val = tqGray(data[i]);
|
|
if (val < 128)
|
|
{
|
|
rval = static_cast<int>(rcol/128*val);
|
|
gval = static_cast<int>(gcol/128*val);
|
|
bval = static_cast<int>(bcol/128*val);
|
|
}
|
|
else if (val > 128)
|
|
{
|
|
rval = static_cast<int>((val-128)*(2-rcol/128)+rcol-1);
|
|
gval = static_cast<int>((val-128)*(2-gcol/128)+gcol-1);
|
|
bval = static_cast<int>((val-128)*(2-bcol/128)+bcol-1);
|
|
}
|
|
else // val == 128
|
|
{
|
|
rval = static_cast<int>(rcol);
|
|
gval = static_cast<int>(gcol);
|
|
bval = static_cast<int>(bcol);
|
|
}
|
|
if (value < 1.0)
|
|
{
|
|
rval = static_cast<int>(value*rval+(1.0 - value)*tqRed(data[i]));
|
|
gval = static_cast<int>(value*gval+(1.0 - value)*tqGreen(data[i]));
|
|
bval = static_cast<int>(value*bval+(1.0 - value)*tqBlue(data[i]));
|
|
}
|
|
|
|
alpha = tqAlpha(data[i]);
|
|
data[i] = tqRgba(rval, gval, bval, alpha);
|
|
}
|
|
}
|
|
|
|
void TDEIconEffect::toMonochrome(TQImage &img, const TQColor &black, const TQColor &white, float value) {
|
|
int pixels = (img.depth() > 8) ? img.width()*img.height() : img.numColors();
|
|
unsigned int *data = img.depth() > 8 ? (unsigned int *) img.bits()
|
|
: (unsigned int *) img.tqcolorTable();
|
|
int rval, gval, bval, alpha, i;
|
|
int rw = white.red(), gw = white.green(), bw = white.blue();
|
|
int rb = black.red(), gb = black.green(), bb = black.blue();
|
|
|
|
double values = 0, sum = 0;
|
|
bool grayscale = true;
|
|
// Step 1: determine the average brightness
|
|
for (i=0; i<pixels; i++) {
|
|
sum += tqGray(data[i])*tqAlpha(data[i]) + 255*(255-tqAlpha(data[i]));
|
|
values += 255;
|
|
if ((tqRed(data[i]) != tqGreen(data[i]) ) || (tqGreen(data[i]) != tqBlue(data[i]) ))
|
|
grayscale = false;
|
|
}
|
|
double medium = sum/values;
|
|
|
|
// Step 2: Modify the image
|
|
if (grayscale) {
|
|
for (i=0; i<pixels; i++) {
|
|
int v = tqRed(data[i]);
|
|
rval = static_cast<int>( ((255-v)*rb + v*rw)*value/255 + (1.0-value)*tqRed(data[i]));
|
|
gval = static_cast<int>( ((255-v)*gb + v*gw)*value/255 + (1.0-value)*tqGreen(data[i]));
|
|
bval = static_cast<int>( ((255-v)*bb + v*bw)*value/255 + (1.0-value)*tqBlue(data[i]));
|
|
|
|
alpha = tqAlpha(data[i]);
|
|
data[i] = tqRgba(rval, gval, bval, alpha);
|
|
}
|
|
}
|
|
else {
|
|
for (i=0; i<pixels; i++) {
|
|
if (tqGray(data[i]) <= medium) {
|
|
rval = static_cast<int>(value*rb+(1.0-value)*tqRed(data[i]));
|
|
gval = static_cast<int>(value*gb+(1.0-value)*tqGreen(data[i]));
|
|
bval = static_cast<int>(value*bb+(1.0-value)*tqBlue(data[i]));
|
|
}
|
|
else {
|
|
rval = static_cast<int>(value*rw+(1.0-value)*tqRed(data[i]));
|
|
gval = static_cast<int>(value*gw+(1.0-value)*tqGreen(data[i]));
|
|
bval = static_cast<int>(value*bw+(1.0-value)*tqBlue(data[i]));
|
|
}
|
|
|
|
alpha = tqAlpha(data[i]);
|
|
data[i] = tqRgba(rval, gval, bval, alpha);
|
|
}
|
|
}
|
|
}
|
|
|
|
void TDEIconEffect::deSaturate(TQImage &img, float value)
|
|
{
|
|
int pixels = (img.depth() > 8) ? img.width()*img.height()
|
|
: img.numColors();
|
|
unsigned int *data = (img.depth() > 8) ? (unsigned int *) img.bits()
|
|
: (unsigned int *) img.tqcolorTable();
|
|
TQColor color;
|
|
int h, s, v, i;
|
|
for (i=0; i<pixels; i++)
|
|
{
|
|
color.setRgb(data[i]);
|
|
color.hsv(&h, &s, &v);
|
|
color.setHsv(h, (int) (s * (1.0 - value) + 0.5), v);
|
|
data[i] = tqRgba(color.red(), color.green(), color.blue(),
|
|
tqAlpha(data[i]));
|
|
}
|
|
}
|
|
|
|
void TDEIconEffect::toGamma(TQImage &img, float value)
|
|
{
|
|
int pixels = (img.depth() > 8) ? img.width()*img.height()
|
|
: img.numColors();
|
|
unsigned int *data = (img.depth() > 8) ? (unsigned int *) img.bits()
|
|
: (unsigned int *) img.tqcolorTable();
|
|
TQColor color;
|
|
int i, rval, gval, bval;
|
|
float gamma;
|
|
gamma = 1/(2*value+0.5);
|
|
|
|
for (i=0; i<pixels; i++)
|
|
{
|
|
color.setRgb(data[i]);
|
|
color.rgb(&rval, &gval, &bval);
|
|
rval = static_cast<int>(pow(static_cast<float>(rval)/255 , gamma)*255);
|
|
gval = static_cast<int>(pow(static_cast<float>(gval)/255 , gamma)*255);
|
|
bval = static_cast<int>(pow(static_cast<float>(bval)/255 , gamma)*255);
|
|
data[i] = tqRgba(rval, gval, bval, tqAlpha(data[i]));
|
|
}
|
|
}
|
|
|
|
void TDEIconEffect::semiTransparent(TQImage &img)
|
|
{
|
|
img.setAlphaBuffer(true);
|
|
|
|
int x, y;
|
|
if (img.depth() == 32)
|
|
{
|
|
int width = img.width();
|
|
int height = img.height();
|
|
|
|
if (tqt_use_xrender && tqt_has_xft )
|
|
for (y=0; y<height; y++)
|
|
{
|
|
#ifdef WORDS_BIGENDIAN
|
|
uchar *line = (uchar*) img.scanLine(y);
|
|
#else
|
|
uchar *line = (uchar*) img.scanLine(y) + 3;
|
|
#endif
|
|
for (x=0; x<width; x++)
|
|
{
|
|
*line >>= 1;
|
|
line += 4;
|
|
}
|
|
}
|
|
else
|
|
for (y=0; y<height; y++)
|
|
{
|
|
TQRgb *line = (TQRgb *) img.scanLine(y);
|
|
for (x=(y%2); x<width; x+=2)
|
|
line[x] &= 0x00ffffff;
|
|
}
|
|
|
|
} else
|
|
{
|
|
// Insert transparent pixel into the clut.
|
|
int transColor = -1;
|
|
|
|
// search for a color that is already transparent
|
|
for (x=0; x<img.numColors(); x++)
|
|
{
|
|
// try to find already transparent pixel
|
|
if (tqAlpha(img.color(x)) < 127)
|
|
{
|
|
transColor = x;
|
|
break;
|
|
}
|
|
}
|
|
|
|
|
|
// FIXME: image must have transparency
|
|
if(transColor < 0 || transColor >= img.numColors())
|
|
return;
|
|
|
|
img.setColor(transColor, 0);
|
|
if(img.depth() == 8)
|
|
{
|
|
for (y=0; y<img.height(); y++)
|
|
{
|
|
unsigned char *line = img.scanLine(y);
|
|
for (x=(y%2); x<img.width(); x+=2)
|
|
line[x] = transColor;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// SLOOW, but simple, as we would have to
|
|
// deal with endianess etc on our own here
|
|
for (y=0; y<img.height(); y++)
|
|
for (x=(y%2); x<img.width(); x+=2)
|
|
img.setPixel(x, y, transColor);
|
|
}
|
|
}
|
|
}
|
|
|
|
void TDEIconEffect::semiTransparent(TQPixmap &pix)
|
|
{
|
|
if ( tqt_use_xrender && tqt_has_xft )
|
|
{
|
|
TQImage img=pix.convertToImage();
|
|
semiTransparent(img);
|
|
pix.convertFromImage(img);
|
|
return;
|
|
}
|
|
|
|
TQImage img;
|
|
if (pix.mask() != 0L)
|
|
img = pix.mask()->convertToImage();
|
|
else
|
|
{
|
|
img.create(pix.size(), 1, 2, TQImage::BigEndian);
|
|
img.fill(1);
|
|
}
|
|
|
|
for (int y=0; y<img.height(); y++)
|
|
{
|
|
TQRgb *line = (TQRgb *) img.scanLine(y);
|
|
TQRgb pattern = (y % 2) ? 0x55555555 : 0xaaaaaaaa;
|
|
for (int x=0; x<(img.width()+31)/32; x++)
|
|
line[x] &= pattern;
|
|
}
|
|
TQBitmap mask;
|
|
mask.convertFromImage(img);
|
|
pix.setMask(mask);
|
|
}
|
|
|
|
TQImage TDEIconEffect::doublePixels(TQImage src) const
|
|
{
|
|
TQImage dst;
|
|
if (src.depth() == 1)
|
|
{
|
|
kdDebug(265) << "image depth 1 not supported\n";
|
|
return dst;
|
|
}
|
|
|
|
int w = src.width();
|
|
int h = src.height();
|
|
dst.create(w*2, h*2, src.depth());
|
|
dst.setAlphaBuffer(src.hasAlphaBuffer());
|
|
|
|
int x, y;
|
|
if (src.depth() == 32)
|
|
{
|
|
TQRgb *l1, *l2;
|
|
for (y=0; y<h; y++)
|
|
{
|
|
l1 = (TQRgb *) src.scanLine(y);
|
|
l2 = (TQRgb *) dst.scanLine(y*2);
|
|
for (x=0; x<w; x++)
|
|
{
|
|
l2[x*2] = l2[x*2+1] = l1[x];
|
|
}
|
|
memcpy(dst.scanLine(y*2+1), l2, dst.bytesPerLine());
|
|
}
|
|
} else
|
|
{
|
|
for (x=0; x<src.numColors(); x++)
|
|
dst.setColor(x, src.color(x));
|
|
|
|
unsigned char *l1, *l2;
|
|
for (y=0; y<h; y++)
|
|
{
|
|
l1 = src.scanLine(y);
|
|
l2 = dst.scanLine(y*2);
|
|
for (x=0; x<w; x++)
|
|
{
|
|
l2[x*2] = l1[x];
|
|
l2[x*2+1] = l1[x];
|
|
}
|
|
memcpy(dst.scanLine(y*2+1), l2, dst.bytesPerLine());
|
|
}
|
|
}
|
|
return dst;
|
|
}
|
|
|
|
void TDEIconEffect::overlay(TQImage &src, TQImage &overlay)
|
|
{
|
|
if (src.depth() != overlay.depth())
|
|
{
|
|
kdDebug(265) << "Image depth src != overlay!\n";
|
|
return;
|
|
}
|
|
if (src.size() != overlay.size())
|
|
{
|
|
kdDebug(265) << "Image size src != overlay\n";
|
|
return;
|
|
}
|
|
if (!overlay.hasAlphaBuffer())
|
|
{
|
|
kdDebug(265) << "Overlay doesn't have alpha buffer!\n";
|
|
return;
|
|
}
|
|
|
|
int i, j;
|
|
|
|
// We don't do 1 bpp
|
|
|
|
if (src.depth() == 1)
|
|
{
|
|
kdDebug(265) << "1bpp not supported!\n";
|
|
return;
|
|
}
|
|
|
|
// Overlay at 8 bpp doesn't use alpha blending
|
|
|
|
if (src.depth() == 8)
|
|
{
|
|
if (src.numColors() + overlay.numColors() > 255)
|
|
{
|
|
kdDebug(265) << "Too many colors in src + overlay!\n";
|
|
return;
|
|
}
|
|
|
|
// Find transparent pixel in overlay
|
|
int trans;
|
|
for (trans=0; trans<overlay.numColors(); trans++)
|
|
{
|
|
if (tqAlpha(overlay.color(trans)) == 0)
|
|
{
|
|
kdDebug(265) << "transparent pixel found at " << trans << "\n";
|
|
break;
|
|
}
|
|
}
|
|
if (trans == overlay.numColors())
|
|
{
|
|
kdDebug(265) << "transparent pixel not found!\n";
|
|
return;
|
|
}
|
|
|
|
// Merge color tables
|
|
int nc = src.numColors();
|
|
src.setNumColors(nc + overlay.numColors());
|
|
for (i=0; i<overlay.numColors(); i++)
|
|
{
|
|
src.setColor(nc+i, overlay.color(i));
|
|
}
|
|
|
|
// Overwrite nontransparent pixels.
|
|
unsigned char *oline, *sline;
|
|
for (i=0; i<src.height(); i++)
|
|
{
|
|
oline = overlay.scanLine(i);
|
|
sline = src.scanLine(i);
|
|
for (j=0; j<src.width(); j++)
|
|
{
|
|
if (oline[j] != trans)
|
|
sline[j] = oline[j]+nc;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Overlay at 32 bpp does use alpha blending
|
|
|
|
if (src.depth() == 32)
|
|
{
|
|
TQRgb *oline, *sline;
|
|
int r1, g1, b1, a1;
|
|
int r2, g2, b2, a2;
|
|
|
|
for (i=0; i<src.height(); i++)
|
|
{
|
|
oline = (TQRgb *) overlay.scanLine(i);
|
|
sline = (TQRgb *) src.scanLine(i);
|
|
|
|
for (j=0; j<src.width(); j++)
|
|
{
|
|
r1 = tqRed(oline[j]);
|
|
g1 = tqGreen(oline[j]);
|
|
b1 = tqBlue(oline[j]);
|
|
a1 = tqAlpha(oline[j]);
|
|
|
|
r2 = tqRed(sline[j]);
|
|
g2 = tqGreen(sline[j]);
|
|
b2 = tqBlue(sline[j]);
|
|
a2 = tqAlpha(sline[j]);
|
|
|
|
r2 = (a1 * r1 + (0xff - a1) * r2) >> 8;
|
|
g2 = (a1 * g1 + (0xff - a1) * g2) >> 8;
|
|
b2 = (a1 * b1 + (0xff - a1) * b2) >> 8;
|
|
a2 = TQMAX(a1, a2);
|
|
|
|
sline[j] = tqRgba(r2, g2, b2, a2);
|
|
}
|
|
}
|
|
}
|
|
|
|
return;
|
|
}
|
|
|
|
void
|
|
TDEIconEffect::visualActivate(TQWidget * widget, TQRect rect)
|
|
{
|
|
if (!TDEGlobalSettings::visualActivate())
|
|
return;
|
|
|
|
uint actSpeed = TDEGlobalSettings::visualActivateSpeed();
|
|
|
|
uint actCount = TQMIN(rect.width(), rect.height()) / 2;
|
|
|
|
// Clip actCount to range 1..10.
|
|
|
|
if (actCount < 1)
|
|
actCount = 1;
|
|
|
|
else if (actCount > 10)
|
|
actCount = 10;
|
|
|
|
// Clip actSpeed to range 1..100.
|
|
|
|
if (actSpeed < 1)
|
|
actSpeed = 1;
|
|
|
|
else if (actSpeed > 100)
|
|
actSpeed = 100;
|
|
|
|
// actSpeed needs to be converted to actDelay.
|
|
// actDelay is inversely proportional to actSpeed and needs to be
|
|
// divided up into actCount portions.
|
|
// We also convert the us value to ms.
|
|
|
|
unsigned int actDelay = (1000 * (100 - actSpeed)) / actCount;
|
|
|
|
//kdDebug() << "actCount=" << actCount << " actDelay=" << actDelay << endl;
|
|
|
|
TQPoint c = rect.center();
|
|
|
|
TQPainter p(widget);
|
|
|
|
// Use NotROP to avoid having to repaint the pixmap each time.
|
|
p.setPen(TQPen(Qt::black, 2, Qt::DotLine));
|
|
p.setRasterOp(TQt::NotROP);
|
|
|
|
// The spacing between the rects we draw.
|
|
// Use the minimum of width and height to avoid painting outside the
|
|
// pixmap area.
|
|
//unsigned int delta(TQMIN(rect.width() / actCount, rect.height() / actCount));
|
|
|
|
// Support for rectangles by David
|
|
unsigned int deltaX = rect.width() / actCount;
|
|
unsigned int deltaY = rect.height() / actCount;
|
|
|
|
for (unsigned int i = 1; i < actCount; i++) {
|
|
|
|
int w = i * deltaX;
|
|
int h = i * deltaY;
|
|
|
|
rect.setRect(c.x() - w / 2, c.y() - h / 2, w, h);
|
|
|
|
p.drawRect(rect);
|
|
p.flush();
|
|
|
|
usleep(actDelay);
|
|
|
|
p.drawRect(rect);
|
|
}
|
|
}
|
|
|
|
void
|
|
TDEIconEffect::visualActivate(TQWidget * widget, TQRect rect, TQPixmap *pixmap)
|
|
{
|
|
if (!TDEGlobalSettings::visualActivate())
|
|
return;
|
|
|
|
// Image too big to display smoothly
|
|
if ((rect.width() > 160) || (rect.height() > 160)) {
|
|
visualActivate(widget, rect); // call old effect
|
|
return;
|
|
}
|
|
|
|
uint actSpeed = TDEGlobalSettings::visualActivateSpeed();
|
|
uint actCount = TQMIN(rect.width(), rect.height()) / 4;
|
|
|
|
|
|
// Clip actCount to range 1..10.
|
|
if (actCount < 1)
|
|
actCount = 1;
|
|
|
|
else if (actCount > 10)
|
|
actCount = 10;
|
|
|
|
// Clip actSpeed to range 1..100.
|
|
if (actSpeed < 1)
|
|
actSpeed = 1;
|
|
|
|
else if (actSpeed > 100)
|
|
actSpeed = 100;
|
|
|
|
// actSpeed needs to be converted to actDelay.
|
|
// actDelay is inversely proportional to actSpeed and needs to be
|
|
// divided up into actCount portions.
|
|
// We also convert the us value to ms.
|
|
|
|
unsigned int actDelay = (1000 * (100 - actSpeed)) / actCount;
|
|
|
|
unsigned int deltaX = rect.width() / actCount * 1.5;
|
|
unsigned int deltaY = rect.height() / actCount * 1.5;
|
|
|
|
TQPoint c = rect.center();
|
|
TQRect maxRect(c.x() - (actCount * 2) * deltaX /2,
|
|
c.y() - (actCount * 2) * deltaY /2,
|
|
actCount * 2 * deltaX,
|
|
actCount * 2 * deltaY);
|
|
|
|
// convert rect to global coordinates if needed
|
|
if ((widget->rect().width() <= maxRect.width())
|
|
|| (widget->rect().height() <= maxRect.height()))
|
|
{
|
|
TQPoint topLeft(rect.x(), rect.y());
|
|
rect.moveLeft(widget->mapToGlobal(topLeft).x());
|
|
rect.moveTop(widget->mapToGlobal(topLeft).y());
|
|
c = rect.center();
|
|
maxRect.setRect(c.x() - (actCount * 2) * deltaX /2,
|
|
c.y() - (actCount * 2) * deltaY /2,
|
|
actCount * 2 * deltaX,
|
|
actCount * 2 * deltaY);
|
|
}
|
|
|
|
TQPainter *p;
|
|
TQImage img = pixmap->convertToImage();
|
|
TQPixmap pix;
|
|
TQPixmap composite(maxRect.width(), maxRect.height(), -1, TQPixmap::BestOptim);
|
|
TQPainter cPainter(&composite);
|
|
TQPoint cComposite = composite.rect().center();
|
|
|
|
// enable alpha blending
|
|
img.setAlphaBuffer(true);
|
|
|
|
// Ugly hack... Get "Screenshot" to blt into and even do that on the
|
|
// root window if the display area of <widget> is too small
|
|
if ((widget->rect().width() <= maxRect.width())
|
|
|| (widget->rect().height() <= maxRect.height()))
|
|
{
|
|
// p = new TQPainter(TQApplication::desktop()->screen( -1 ), TRUE); // WARNING: This was done in Qt3. It only worked in this placement due to a glitch in Qt3; it has therefore been moved below grabWidget, where it should have been in the first place.
|
|
pix = TQPixmap::grabWindow((TQApplication::desktop()->screen( -1 ))->winId(),
|
|
maxRect.x(),
|
|
maxRect.y(),
|
|
maxRect.width(),
|
|
maxRect.height());
|
|
p = new TQPainter(TQApplication::desktop()->screen( -1 ), TRUE);
|
|
} else
|
|
{
|
|
// not as ugly as drawing directly to the screen
|
|
// p = new TQPainter(widget); // WARNING: This was done in Qt3. See above.
|
|
pix = TQPixmap::grabWidget(widget,
|
|
maxRect.x(),
|
|
maxRect.y(),
|
|
maxRect.width(),
|
|
maxRect.height());
|
|
p = new TQPainter(widget);
|
|
}
|
|
uchar deltaAlpha = 255 / (actCount * 1.2);
|
|
|
|
// Activate effect like MacOS X
|
|
for (unsigned int i = actCount; i < actCount * 2; i++) {
|
|
|
|
int w = i * deltaX;
|
|
int h = i * deltaY;
|
|
|
|
rect.setRect(cComposite.x() - w / 2, cComposite.y() - h / 2, w, h);
|
|
|
|
// draw offscreen
|
|
cPainter.drawPixmap(0, 0, pix, 0, 0, pix.width(), pix.height());
|
|
cPainter.drawImage(rect, img);
|
|
cPainter.flush();
|
|
|
|
// put onscreen
|
|
p->drawPixmap(maxRect, composite);
|
|
p->flush();
|
|
|
|
// Fade out Icon a bit more
|
|
int x, y;
|
|
if ((img.depth() == 32) && tqt_use_xrender && tqt_has_xft)
|
|
{
|
|
int width = img.width();
|
|
int height = img.height();
|
|
|
|
for (y=0; y<height; y++)
|
|
{
|
|
#ifdef WORDS_BIGENDIAN
|
|
uchar *line = (uchar*) img.scanLine(y);
|
|
#else
|
|
uchar *line = (uchar*) img.scanLine(y) + 3;
|
|
#endif
|
|
for (x=0; x<width; x++)
|
|
{
|
|
*line = (*line < deltaAlpha) ? 0 : *line - deltaAlpha;
|
|
line += 4;
|
|
}
|
|
}
|
|
}
|
|
usleep(actDelay*3);
|
|
}
|
|
|
|
// remove traces of the effect
|
|
if ((widget->rect().width() <= maxRect.width())
|
|
|| (widget->rect().height() <= maxRect.height()))
|
|
p->drawPixmap(maxRect, pix);
|
|
else {
|
|
p->drawPixmap(maxRect, pix);
|
|
widget->update(rect);
|
|
}
|
|
|
|
delete p;
|
|
}
|