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/**
* wormouse.h
*
* Copyright (c) 2010 Rodolfo Granata <warlock.cc@gmail.com>
*
* 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.
*
**/
#include <core/core.h>
#include <core/pluginclasshandler.h>
#include <mousepoll/mousepoll.h>
#include <cairo/cairo.h>
extern "C" {
#include <X11/Xcursor/Xcursor.h>
#include <X11/extensions/Xfixes.h>
}
#include "wormouse_options.h"
#define _CACHE_ROTATION_
class WormouseScreen :
public PluginClassHandler <WormouseScreen, CompScreen>,
public WormouseOptions
{
public:
WormouseScreen (CompScreen *s);
~WormouseScreen ();
bool loadCursor (CompString &path, int hotx, int hoty,
float tail_dist, float image_angle);
void mouseMove (const CompPoint &pos);
bool updateConfig (CompOption *opt, Options num);
private:
void freeResources ();
void rotateCursor (double radians);
#ifdef _CACHE_ROTATION_
bool buildCache (const CompString &path);
#endif
// workbench for cursor rotation
#ifdef _CACHE_ROTATION_
XcursorPixel *imageCache[360];
#else
cairo_surface_t *img;
cairo_surface_t *work;
cairo_t *cr;
#endif
Cursor cursor;
XcursorImage *xci;
MousePoller poller;
// math specific
// coords from wich to take rotation
float piv_x, piv_y, tail_d;
// image dimensions, radius, compensation angle (for non standard cursors)
float wrk_w, wrk_h, wrk_r, wrk_a;
// hotspot location (polar coords)
float hot_a, hot_d;
// option cache
bool show_hotspot;
};
/* boilerplate */
#define WMOUSE_SCREEN(screen) \
WormouseScreen *ws = WormouseScreen::get (screen);
class WormousePluginVTable :
public CompPlugin::VTableForScreen<WormouseScreen>
{
public:
bool init ();
};
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