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tdetoys/amor/amoranim.cpp

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/* amoranim.cpp
**
** Copyright (c) 1999 Martin R. Jones <mjones@kde.org>
**
*/
/*
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation; either version 2 of the License, or
** (at your option) any later version.
**
** This program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
** GNU General Public License for more details.
**
** You should have received a copy of the GNU General Public License
** along with this program in a file called COPYING; if not, write to
** the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
** MA 02110-1301, USA.
*/
/*
** Bug reports and questions can be sent to kde-devel@kde.org
*/
#include <stdlib.h>
#include <kapplication.h>
#include <kstandarddirs.h>
#include "amoranim.h"
#include "amorpm.h"
//---------------------------------------------------------------------------
//
// Constructor
//
AmorAnim::AmorAnim(KConfigBase &config)
: mMaximumSize(0, 0)
{
mCurrent = 0;
mTotalMovement = 0;
readConfig(config);
}
//---------------------------------------------------------------------------
//
// Destructor
//
AmorAnim::~AmorAnim()
{
}
//---------------------------------------------------------------------------
//
// Get the Pixmap for the current frame.
//
const TQPixmap *AmorAnim::frame()
{
const TQPixmap *pixmap = 0;
if (validFrame())
pixmap = AmorPixmapManager::manager()->pixmap(*mSequence.at(mCurrent));
return pixmap;
}
//---------------------------------------------------------------------------
//
// Read a single animation's parameters. The config class should already
// have its group set to the animation that is to be read.
//
void AmorAnim::readConfig(KConfigBase &config)
{
// Read the list of frames to display and load them into the pixmap
// manager.
mSequence = config.readListEntry("Sequence");
int frames = mSequence.count();
for ( TQStringList::Iterator it = mSequence.begin();
it != mSequence.end();
++it )
{
const TQPixmap *pixmap =
AmorPixmapManager::manager()->load(*it);
if (pixmap)
mMaximumSize = mMaximumSize.expandedTo(pixmap->size());
}
// Read the delays between frames.
TQStrList list;
int entries = config.readListEntry("Delay",list);
mDelay.resize(frames);
for (int i = 0; i < entries && i < frames; i++)
mDelay[i] = atoi(list.at(i));
// Read the distance to move between frames and calculate the total
// distance that this aniamtion moves from its starting position.
entries = config.readListEntry("Movement",list);
mMovement.resize(frames);
for (int i = 0; i < entries && i < frames; i++)
{
mMovement[i] = atoi(list.at(i));
mTotalMovement += mMovement[i];
}
// Read the hotspot for each frame.
entries = config.readListEntry("HotspotX",list);
mHotspot.resize(frames);
for (int i = 0; i < entries && i < frames; i++)
mHotspot[i].setX(atoi(list.at(i)));
entries = config.readListEntry("HotspotY",list);
for (int i = 0; i < entries && i < frames; i++)
mHotspot[i].setY(atoi(list.at(i)));
// Add the overlap of the last frame to the total movement.
const TQPoint &lastHotspot = mHotspot[mHotspot.size()-1];
if (mTotalMovement > 0)
{
const TQPixmap *lastFrame =
AmorPixmapManager::manager()->pixmap(mSequence.last());
if (lastFrame)
{
mTotalMovement += (lastFrame->width() - lastHotspot.x());
}
}
else if (mTotalMovement < 0)
{
mTotalMovement -= lastHotspot.x();
}
}
//===========================================================================
AmorThemeManager::AmorThemeManager()
: mMaximumSize(0, 0)
{
mConfig = 0;
mAnimations.setAutoDelete(true);
}
//---------------------------------------------------------------------------
//
AmorThemeManager::~AmorThemeManager()
{
delete mConfig;
}
//---------------------------------------------------------------------------
//
bool AmorThemeManager::setTheme(const TQString & file)
{
mPath = locate("appdata", file);
delete mConfig;
mConfig = new KSimpleConfig(mPath, true);
mConfig->setGroup("Config");
// Get the directory where the pixmaps are stored and tell the
// pixmap manager.
TQString pixmapPath = mConfig->readPathEntry("PixmapPath");
if (pixmapPath.isEmpty())
return false;
if (pixmapPath[0] == '/')
{
// absolute path to pixmaps
mPath = pixmapPath;
}
else
{
// relative to config file.
mPath.truncate(mPath.findRev('/')+1);
mPath += pixmapPath;
}
mStatic = mConfig->readBoolEntry("Static", false);
mMaximumSize.setWidth(0);
mMaximumSize.setHeight(0);
mAnimations.clear();
return true;
}
//---------------------------------------------------------------------------
//
// Select an animimation randomly from a group
//
AmorAnim *AmorThemeManager::random(const TQString & group)
{
TQString grp( group );
if (mStatic)
grp = "Base";
AmorAnimationGroup *animGroup = mAnimations.find(grp);
if (animGroup) {
int idx = kapp->random()%animGroup->count();
return animGroup->at( idx );
}
return 0;
}
//---------------------------------------------------------------------------
//
// Read an animation group.
//
bool AmorThemeManager::readGroup(const TQString & seq)
{
AmorPixmapManager::manager()->setPixmapDir(mPath);
AmorAnimationGroup *animList = new AmorAnimationGroup;
animList->setAutoDelete(true);
// Read the list of available animations.
mConfig->setGroup("Config");
TQStrList list;
int entries = mConfig->readListEntry(seq, list);
// Read each individual animation
for (int i = 0; i < entries; i++)
{
mConfig->setGroup(list.at(i));
AmorAnim *anim = new AmorAnim(*mConfig);
animList->append(anim);
mMaximumSize = mMaximumSize.expandedTo(anim->maximumSize());
}
// If no animations were available for this group, just add the base anim
if (entries == 0)
{
mConfig->setGroup("Base");
AmorAnim *anim = new AmorAnim(*mConfig);
if (anim)
{
animList->append(anim);
mMaximumSize = mMaximumSize.expandedTo(anim->maximumSize());
entries++;
}
}
// Couldn't read any entries at all
if (entries == 0)
return false;
mAnimations.insert(seq, animList);
return true;
}