/* === S Y N F I G ========================================================= */
/*! \file workarea.cpp
** \brief Work area
**
** $Id$
**
** \legal
** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
** Copyright (c) 2006 Yue Shi Lai
** Copyright (c) 2007, 2008 Chris Moore
** Copyright (c) 2011 Nikita Kitaev
** Copyright (c) 2016 caryoscelus
**
** This package 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 package 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.
** \endlegal
*/
/* ========================================================================= */
/* === H E A D E R S ======================================================= */
#ifdef USING_PCH
# include "pch.h"
#else
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <cmath>
#include <gtkmm/arrow.h>
#include <gtkmm/frame.h>
#include <gtkmm/scrollbar.h>
#include <gtkmm/window.h>
#include <ETL/misc>
#include <synfig/general.h>
#include <synfig/blinepoint.h>
#include <synfig/context.h>
#include <synfig/distance.h>
#include <synfig/debug/debugsurface.h>
#include <synfig/mutex.h>
#include <synfig/rendering/renderer.h>
#include <synfig/surface.h>
#include <synfig/target_scanline.h>
#include <synfig/target_tile.h>
#include <synfig/target_cairo.h>
#include <synfig/target_cairo_tile.h>
#include <synfig/valuenodes/valuenode_composite.h>
#include <synfigapp/canvasinterface.h>
#include <gui/localization.h>
#include "asyncrenderer.h"
#include "canvasview.h"
#include "event_mouse.h"
#include "event_layerclick.h"
#include "event_keyboard.h"
#include "widgets/widget_color.h"
#include "workarea.h"
#include "workarearenderer/workarearenderer.h"
#include "workarearenderer/renderer_background.h"
#include "workarearenderer/renderer_canvas.h"
#include "workarearenderer/renderer_grid.h"
#include "workarearenderer/renderer_guides.h"
#include "workarearenderer/renderer_timecode.h"
#include "workarearenderer/renderer_bonesetup.h"
#include "workarearenderer/renderer_ducks.h"
#include "workarearenderer/renderer_dragbox.h"
#include "workarearenderer/renderer_bbox.h"
#endif
/* === U S I N G =========================================================== */
using namespace std;
using namespace etl;
using namespace synfig;
using namespace studio;
/* === M A C R O S ========================================================= */
#ifndef stratof
#define stratof(X) (atof((X).c_str()))
#define stratoi(X) (atoi((X).c_str()))
#endif
/* === G L O B A L S ======================================================= */
/* === C L A S S E S ======================================================= */
class studio::WorkAreaTarget : public synfig::Target_Tile
{
public:
WorkArea *workarea;
int w,h;
int real_tile_w,real_tile_h;
int max_tile_w,max_tile_h;
bool force_fullframe;
int refresh_id;
bool onionskin;
bool onion_first_tile;
int onion_layers;
std::list<synfig::Time> onion_skin_queue;
std::vector<RectInt> tiles_queue;
synfig::Mutex mutex;
void set_onion_skin(bool x, int *onions)
{
onionskin=x;
Time time(rend_desc().get_time_start());
if(!onionskin)
return;
onion_skin_queue.push_back(time);
try
{
Time thistime=time;
for(int i=0; i<onions[0]; i++)
{
Time keytime=get_canvas()->keyframe_list().find_prev(thistime)->get_time();
onion_skin_queue.push_back(keytime);
thistime=keytime;
}
}
catch(...)
{ }
try
{
Time thistime=time;
for(int i=0; i<onions[1]; i++)
{
Time keytime=get_canvas()->keyframe_list().find_next(thistime)->get_time();
onion_skin_queue.push_back(keytime);
thistime=keytime;
}
}
catch(...)
{ }
onion_layers=onion_skin_queue.size();
onion_first_tile=false;
}
public:
WorkAreaTarget(WorkArea *workarea, int w, int h, int max_tile_w, int max_tile_h, bool force_fullframe):
workarea(workarea),
w(w),
h(h),
real_tile_w(workarea->get_tile_w()),
real_tile_h(workarea->get_tile_h()),
max_tile_w(max_tile_w),
max_tile_h(max_tile_h),
force_fullframe(force_fullframe),
refresh_id(workarea->get_refreshes()),
onionskin(false),
onion_first_tile(),
onion_layers(0)
{
//set_remove_alpha();
//set_avoid_time_sync();
set_clipping(true);
set_tile_w(workarea->tile_w);
set_tile_h(workarea->tile_h);
set_canvas(workarea->get_canvas());
set_quality(workarea->get_quality());
}
~WorkAreaTarget()
{
workarea->queue_draw();
}
virtual bool set_rend_desc(synfig::RendDesc *newdesc)
{
assert(workarea);
newdesc->set_flags(RendDesc::PX_ASPECT|RendDesc::IM_SPAN);
newdesc->set_wh(w, h);
if ( workarea->get_w() != w
|| workarea->get_h() != h )
workarea->set_wh(w, h, 4);
workarea->full_frame=false;
desc = *newdesc;
return true;
}
virtual int next_frame(Time& time)
{
synfig::Mutex::Lock lock(mutex);
RectInt window_rect = workarea->get_window_rect(get_tile_w(), get_tile_h());
if (force_fullframe)
{
tiles_queue.clear();
tiles_queue.push_back(window_rect);
}
else
{
workarea->get_tile_book().get_dirty_rects(
tiles_queue,
refresh_id - onion_skin_queue.size(),
window_rect,
VectorInt(max_tile_w, max_tile_h) );
}
if(!onionskin)
return synfig::Target_Tile::next_frame(time);
onion_first_tile=(onion_layers==(signed)onion_skin_queue.size());
if(!onion_skin_queue.empty())
{
time=onion_skin_queue.front();
onion_skin_queue.pop_front();
}
else
return 0;
return onion_skin_queue.size()+1;
}
virtual int next_tile(RectInt &rect)
{
synfig::Mutex::Lock lock(mutex);
if (tiles_queue.empty())
return 0;
rect = tiles_queue.back();
tiles_queue.pop_back();
return (int)tiles_queue.size() + 1;
}
virtual bool start_frame(synfig::ProgressCallback */*cb*/)
{
return true;
}
static void free_buff(const guint8 *x) { free(const_cast<guint8*>(x)); }
virtual bool add_tile(const synfig::Surface &surface, int x, int y)
{
synfig::Mutex::Lock lock(mutex);
assert(surface);
PixelFormat pf(PF_RGB|PF_A);
const int total_bytes(surface.get_w()*surface.get_h()*synfig::channels(pf));
unsigned char *buffer((unsigned char*)malloc(total_bytes));
if(!surface || !buffer) {
if (buffer) free(buffer); // fix possible memory leak
return false;
}
{
unsigned char *dest(buffer);
const Color *src(surface[0]);
int w(surface.get_w());
int x(w*surface.get_h());
for(int i=0;i<x;i++)
dest=Color2PixelFormat(
(*(src++)).clamped(),
pf,
dest,
App::gamma
);
}
Glib::RefPtr<Gdk::Pixbuf> pixbuf;
pixbuf=Gdk::Pixbuf::create_from_data(
buffer, // pointer to the data
Gdk::COLORSPACE_RGB, // the colorspace
((pf&PF_A)==PF_A), // has alpha?
8, // bits per sample
surface.get_w(), // width
surface.get_h(), // height
surface.get_w()*synfig::channels(pf), // stride (pitch)
sigc::ptr_fun(&WorkAreaTarget::free_buff)
);
RectInt rect(x, y, x + pixbuf->get_width(), y + pixbuf->get_height());
WorkAreaTile *tile = workarea->get_tile_book().find_tile(refresh_id - onion_skin_queue.size() - 1, rect);
if(!onionskin || onion_first_tile || !tile || !tile->pixbuf)
{
workarea->get_tile_book().add(refresh_id - onion_skin_queue.size(), x, y, pixbuf);
}
else
{
pixbuf->composite(
tile->pixbuf, // Dest
0,//int dest_x
0,//int dest_y
pixbuf->get_width(), // dest width
pixbuf->get_height(), // dest_height,
0, // double offset_x
0, // double offset_y
1, // double scale_x
1, // double scale_y
Gdk::INTERP_NEAREST, // interp
255/(onion_layers-onion_skin_queue.size()+1) //int overall_alpha
);
tile->refresh_id = refresh_id - onion_skin_queue.size();
workarea->get_tile_book().sort();
}
//if(index%2)
workarea->queue_draw();
return true;
}
virtual void end_frame()
{
//workarea->queue_draw();
}
};
/* === M E T H O D S ======================================================= */
WorkAreaTile*
WorkAreaTileBook::find_tile(int refresh_id, const synfig::RectInt &rect)
{
for(WorkAreaTile::List::iterator i = tiles.begin(); i != tiles.end(); ++i)
if (i->refresh_id >= refresh_id && i->rect == rect)
return &*i;
return NULL;
}
void
WorkAreaTileBook::sort()
{
tiles.sort();
for(WorkAreaTile::List::iterator i = tiles.begin(); i != tiles.end(); ++i)
for(WorkAreaTile::List::iterator j = tiles.begin(); j != i;)
if (j->refresh_id < i->refresh_id && etl::intersect(i->rect, j->rect))
{ WorkAreaTile::List::iterator k = j; ++j; tiles.erase(k); } else ++j;
}
void
WorkAreaTileBook::add(const WorkAreaTile &tile)
{
if (!tile.rect.valid() || !tile.pixbuf)
return;
tiles.push_back(tile);
sort();
}
void
WorkAreaTileBook::get_dirty_rects(
std::vector<synfig::RectInt> &out_rects,
int refresh_id,
const synfig::RectInt &bounds,
const synfig::VectorInt &max_size) const
{
out_rects.clear();
if (!bounds.valid())
return;
out_rects.push_back(bounds);
std::vector<synfig::RectInt> subs;
subs.reserve(4);
// remove updated rects
for(WorkAreaTile::List::const_iterator i = tiles.begin(); i != tiles.end(); ++i)
{
assert(i->rect.valid());
if (i->refresh_id >= refresh_id)
{
for(std::vector<synfig::RectInt>::iterator j = out_rects.begin(); j != out_rects.end();)
{
assert(j->valid());
RectInt rect = *j;
etl::set_intersect(rect, rect, i->rect);
if (rect.valid())
{
subs.clear();
if (rect.minx != j->minx)
subs.push_back(RectInt(j->minx, j->miny, rect.minx, j->maxy));
if (rect.maxx != j->maxx)
subs.push_back(RectInt(rect.maxx, j->miny, j->maxx, j->maxy));
if (rect.miny != j->miny)
subs.push_back(RectInt(rect.minx, j->miny, rect.maxx, rect.miny));
if (rect.maxy != j->maxy)
subs.push_back(RectInt(rect.minx, rect.maxy, rect.maxx, j->maxy));
if (subs.empty())
j = out_rects.erase(j);
else
{
*j = subs.front();
int index = j - out_rects.begin();
out_rects.insert(j+1, subs.begin()+1, subs.end());
j = out_rects.begin() + index + subs.size();
}
}
else
++j;
}
}
}
// merge rects
for(int i = 0; i < (int)out_rects.size(); ++i)
{
RectInt &r = out_rects[i];
for(std::vector<synfig::RectInt>::iterator j = out_rects.begin(); j != out_rects.end();)
{
bool remove = false;
if (r.minx == j->minx && r.maxx == j->maxx && r.maxy == j->miny)
{ r.maxy = j->maxy; remove = true; }
if (r.minx == j->minx && r.maxx == j->maxx && r.miny == j->maxy)
{ r.miny = j->miny; remove = true; }
if (r.miny == j->miny && r.maxy == j->maxy && r.maxx == j->minx)
{ r.maxx = j->maxx; remove = true; }
if (r.miny == j->miny && r.maxy == j->maxy && r.minx == j->maxx)
{ r.minx = j->minx; remove = true; }
if (remove) j = out_rects.erase(j); else ++j;
}
}
// split large rects
for(std::vector<synfig::RectInt>::iterator j = out_rects.begin(); j != out_rects.end();)
{
assert(j->valid());
if (j->maxx - j->minx > max_size[0])
{
j = out_rects.insert(j+1, RectInt(j->minx + max_size[0], j->miny, j->maxx, j->maxy));
(j-1)->maxx = j->minx;
--j;
}
else
if (j->maxy - j->miny > max_size[1])
{
j = out_rects.insert(j+1, RectInt(j->minx, j->miny + max_size[1], j->maxx, j->maxy));
(j-1)->maxy = j->miny;
--j;
}
else
++j;
}
}
WorkArea::WorkArea(etl::loose_handle<synfigapp::CanvasInterface> canvas_interface):
Gtk::Table(3, 3, false), /* 3 columns by 3 rows*/
Duckmatic(canvas_interface),
canvas_interface(canvas_interface),
canvas(canvas_interface->get_canvas()),
scrollx_adjustment(Gtk::Adjustment::create(0,-4,4,0.01,0.1)),
scrolly_adjustment(Gtk::Adjustment::create(0,-4,4,0.01,0.1)),
w(TILE_SIZE),
h(TILE_SIZE),
last_event_time(0),
progresscallback(0),
dragging(DRAG_NONE),
show_grid(false),
background_size(15,15),
background_first_color(0.88, 0.88, 0.88), /* light gray */
background_second_color(0.65, 0.65, 0.65), /* dark gray */
jack_offset(0),
tile_w(TILE_SIZE),
tile_h(TILE_SIZE),
timecode_width(0),
timecode_height(0),
bonesetup_width(0),
bonesetup_height(0)
{
show_guides=true;
curr_input_device=0;
full_frame=false;
allow_duck_clicks=true;
allow_bezier_clicks=true;
allow_layer_clicks=true;
render_idle_func_id=0;
quality=10;
low_res_pixel_size=2;
rendering=false;
canceled_=false;
low_resolution=false;
pw=0.001;
ph=0.001;
last_focus_point=Point(0,0);
onion_skin=false;
onion_skins[0]=1;
onion_skins[1]=0;
queued=false;
dirty_trap_enabled=false;
solid_lines=true;
dirty_trap_queued=0;
meta_data_lock=false;
insert_renderer(new Renderer_Background, 0);
insert_renderer(new Renderer_Canvas, 10);
insert_renderer(new Renderer_Grid, 100);
insert_renderer(new Renderer_Guides, 200);
insert_renderer(new Renderer_Ducks, 300);
insert_renderer(new Renderer_BBox, 399);
insert_renderer(new Renderer_Dragbox, 400);
insert_renderer(new Renderer_Timecode, 500);
insert_renderer(new Renderer_BoneSetup, 501);
signal_duck_selection_changed().connect(sigc::mem_fun(*this,&studio::WorkArea::queue_draw));
signal_duck_selection_single().connect(sigc::mem_fun(*this, &studio::WorkArea::on_duck_selection_single));
signal_strokes_changed().connect(sigc::mem_fun(*this,&studio::WorkArea::queue_draw));
signal_grid_changed().connect(sigc::mem_fun(*this,&studio::WorkArea::queue_draw));
signal_grid_changed().connect(sigc::mem_fun(*this,&studio::WorkArea::save_meta_data));
signal_sketch_saved().connect(sigc::mem_fun(*this,&studio::WorkArea::save_meta_data));
// Not that it really makes a difference... (setting this to zero, that is)
refreshes=0;
drawing_area=manage(new class Gtk::DrawingArea());
drawing_area->add_events(Gdk::SCROLL_MASK | Gdk::BUTTON3_MOTION_MASK);
drawing_area->show();
drawing_frame=manage(new Gtk::Frame);
drawing_frame->add(*drawing_area);
//drawing_frame->set_shadow_type(Gtk::SHADOW_NONE);
//drawing_frame->property_border_width()=5;
//drawing_frame->modify_fg(Gtk::STATE_NORMAL,Gdk::Color("#00ffff"));
//drawing_frame->modify_base(Gtk::STATE_NORMAL,Gdk::Color("#ff00ff"));
/*drawing_frame->modify_fg(Gtk::STATE_ACTIVE,Gdk::Color("#00ffff"));
drawing_frame->modify_base(Gtk::STATE_ACTIVE,Gdk::Color("#ff00ff"));
drawing_frame->modify_bg(Gtk::STATE_ACTIVE,Gdk::Color("#00ff00"));
drawing_frame->modify_fg(Gtk::STATE_INSENSITIVE,Gdk::Color("#00ffff"));
drawing_frame->modify_base(Gtk::STATE_INSENSITIVE,Gdk::Color("#ff00ff"));
drawing_frame->modify_bg(Gtk::STATE_INSENSITIVE,Gdk::Color("#00ff00"));
drawing_frame->modify_fg(Gtk::STATE_SELECTED,Gdk::Color("#00ffff"));
drawing_frame->modify_base(Gtk::STATE_SELECTED,Gdk::Color("#ff00ff"));
drawing_frame->modify_bg(Gtk::STATE_SELECTED,Gdk::Color("#00ff00"));
*/
//drawing_frame->set_state(Gtk::STATE_NORMAL);
drawing_frame->show();
attach(*drawing_frame, 1, 2, 1, 2, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
Gtk::IconSize iconsize=Gtk::IconSize::from_name("synfig-small_icon");
// Create the vertical and horizontal rulers
vruler = manage(new Widget_Ruler(true));
hruler = manage(new Widget_Ruler(false));
vruler->show();
hruler->show();
attach(*vruler, 0, 1, 1, 2, Gtk::SHRINK|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
attach(*hruler, 1, 2, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK|Gtk::FILL, 0, 0);
hruler->signal_event().connect(sigc::mem_fun(*this, &WorkArea::on_hruler_event));
vruler->signal_event().connect(sigc::mem_fun(*this, &WorkArea::on_vruler_event));
hruler->add_events(Gdk::BUTTON1_MOTION_MASK | Gdk::BUTTON2_MOTION_MASK |Gdk::BUTTON_PRESS_MASK | Gdk::BUTTON_RELEASE_MASK|Gdk::POINTER_MOTION_MASK);
vruler->add_events(Gdk::BUTTON1_MOTION_MASK | Gdk::BUTTON2_MOTION_MASK |Gdk::BUTTON_PRESS_MASK | Gdk::BUTTON_RELEASE_MASK|Gdk::POINTER_MOTION_MASK);
// Create the menu button
Gtk::Arrow *menubutton = manage(new Gtk::Arrow(Gtk::ARROW_RIGHT, Gtk::SHADOW_OUT));
menubutton->set_size_request(18, 18);
Gtk::EventBox *menubutton_box = manage(new Gtk::EventBox());
menubutton_box->add(*menubutton);
menubutton_box->add_events(Gdk::BUTTON_RELEASE_MASK);
menubutton_box->signal_button_release_event().connect(
sigc::bind_return(
sigc::hide(
sigc::mem_fun(*this, &WorkArea::popup_menu) ), true));
menubutton_box->show_all();
attach(*menubutton_box, 0, 1, 0, 1, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
Gtk::HBox *hbox = manage(new class Gtk::HBox(false, 0));
Gtk::VScrollbar *vscrollbar1 = manage(new class Gtk::VScrollbar(get_scrolly_adjustment()));
Gtk::HScrollbar *hscrollbar1 = manage(new class Gtk::HScrollbar(get_scrollx_adjustment()));
vscrollbar1->show();
attach(*vscrollbar1, 2, 3, 1, 2, Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
zoomdial = manage(new class ZoomDial(iconsize));
zoomdial->signal_zoom_in().connect(sigc::mem_fun(*this, &studio::WorkArea::zoom_in));
zoomdial->signal_zoom_out().connect(sigc::mem_fun(*this, &studio::WorkArea::zoom_out));
zoomdial->signal_zoom_fit().connect(sigc::mem_fun(*this, &studio::WorkArea::zoom_fit));
zoomdial->signal_zoom_norm().connect(sigc::mem_fun(*this, &studio::WorkArea::zoom_norm));
zoomdial->signal_zoom_edit().connect(sigc::mem_fun(*this, &studio::WorkArea::zoom_edit));
hbox->pack_end(*hscrollbar1, Gtk::PACK_EXPAND_WIDGET,0);
hscrollbar1->show();
hbox->pack_start(*zoomdial, Gtk::PACK_SHRINK,0);
zoomdial->show();
attach(*hbox, 0, 2, 2, 3, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK|Gtk::FILL, 0, 0);
hbox->show();
add_events(Gdk::KEY_PRESS_MASK);
drawing_area->add_events(Gdk::KEY_PRESS_MASK | Gdk::KEY_RELEASE_MASK);
drawing_area->add_events(Gdk::BUTTON_PRESS_MASK | Gdk::BUTTON_RELEASE_MASK);
drawing_area->add_events(Gdk::BUTTON1_MOTION_MASK | Gdk::BUTTON2_MOTION_MASK | Gdk::BUTTON3_MOTION_MASK | Gdk::POINTER_MOTION_MASK);
drawing_area->add_events(Gdk::SCROLL_MASK);
// ----------------- Attach signals
drawing_area->signal_draw().connect(sigc::mem_fun(*this, &WorkArea::refresh));
drawing_area->signal_event().connect(sigc::mem_fun(*this, &WorkArea::on_drawing_area_event));
drawing_area->signal_size_allocate().connect(sigc::hide(sigc::mem_fun(*this, &WorkArea::refresh_dimension_info)));
canvas_interface->signal_rend_desc_changed().connect(sigc::mem_fun(*this, &WorkArea::refresh_dimension_info));
// When either of the scrolling adjustments change, then redraw.
get_scrollx_adjustment()->signal_value_changed().connect(sigc::mem_fun(*this, &WorkArea::queue_scroll));
get_scrolly_adjustment()->signal_value_changed().connect(sigc::mem_fun(*this, &WorkArea::queue_scroll));
get_scrollx_adjustment()->signal_value_changed().connect(sigc::mem_fun(*this, &WorkArea::refresh_dimension_info));
get_scrolly_adjustment()->signal_value_changed().connect(sigc::mem_fun(*this, &WorkArea::refresh_dimension_info));
get_canvas()->signal_meta_data_changed("grid_size").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
get_canvas()->signal_meta_data_changed("grid_color").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
get_canvas()->signal_meta_data_changed("grid_snap").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
get_canvas()->signal_meta_data_changed("grid_show").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
get_canvas()->signal_meta_data_changed("guide_show").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
get_canvas()->signal_meta_data_changed("guide_x").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
get_canvas()->signal_meta_data_changed("guide_y").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
get_canvas()->signal_meta_data_changed("onion_skin").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
get_canvas()->signal_meta_data_changed("onion_skin_past").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
get_canvas()->signal_meta_data_changed("onion_skin_future").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
get_canvas()->signal_meta_data_changed("guide_snap").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
get_canvas()->signal_meta_data_changed("guide_color").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
get_canvas()->signal_meta_data_changed("sketch").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
get_canvas()->signal_meta_data_changed("solid_lines").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
get_canvas()->signal_meta_data_changed("background_size").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
get_canvas()->signal_meta_data_changed("background_first_color").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
get_canvas()->signal_meta_data_changed("background_second_color").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
queued=false;
meta_data_lock=false;
set_focus_point(Point(0,0));
// If no meta data in canvas, assume it's new file and save default
if (!have_meta_data())
save_meta_data();
load_meta_data();
// Load sketch
{
String data(canvas->get_meta_data("sketch"));
if(!data.empty())
{
if(!load_sketch(data))
load_sketch(dirname(canvas->get_file_name())+ETL_DIRECTORY_SEPARATOR+basename(data));
}
}
drawing_area->set_can_focus(true);
}
WorkArea::~WorkArea()
{
while(!renderer_set_.empty())
erase_renderer(*renderer_set_.begin());
// delete [] buffer;
if (async_renderer)
{
async_renderer->signal_finished().clear();
async_renderer->signal_success().clear();
async_renderer->stop();
}
// don't leave the render function queued if we are about to vanish;
// that causes crashes
if(render_idle_func_id) {
g_source_remove(render_idle_func_id);
render_idle_func_id=0;
}
}
#ifdef SINGLE_THREADED
bool
WorkArea::get_updating()const
{
return App::single_threaded && async_renderer && async_renderer->updating;
}
#endif
#ifdef SINGLE_THREADED
void
WorkArea::stop_updating(bool cancel)
{
async_renderer->stop();
if (cancel) canceled_=true;
}
#endif
void
WorkArea::save_meta_data()
{
ChangeLocale change_locale(LC_NUMERIC, "C");
if(meta_data_lock)
return;
meta_data_lock=true;
Vector s(get_grid_size());
canvas_interface->set_meta_data("grid_size",strprintf("%f %f",s[0],s[1]));
Color c(get_grid_color());
canvas_interface->set_meta_data("grid_color",strprintf("%f %f %f",c.get_r(),c.get_g(),c.get_b()));
c = get_guides_color();
canvas_interface->set_meta_data("guide_color",strprintf("%f %f %f",c.get_r(),c.get_g(),c.get_b()));
canvas_interface->set_meta_data("grid_snap",get_grid_snap()?"1":"0");
canvas_interface->set_meta_data("guide_snap",get_guide_snap()?"1":"0");
canvas_interface->set_meta_data("guide_show",get_show_guides()?"1":"0");
canvas_interface->set_meta_data("grid_show",show_grid?"1":"0");
canvas_interface->set_meta_data("jack_offset",strprintf("%f", (double)jack_offset));
canvas_interface->set_meta_data("onion_skin",onion_skin?"1":"0");
canvas_interface->set_meta_data("onion_skin_past", strprintf("%d", onion_skins[0]));
canvas_interface->set_meta_data("onion_skin_future", strprintf("%d", onion_skins[1]));
s = get_background_size();
canvas_interface->set_meta_data("background_size",strprintf("%f %f",s[0],s[1]));
c = get_background_first_color();
canvas_interface->set_meta_data("background_first_color",strprintf("%f %f %f",c.get_r(),c.get_g(),c.get_b()));
c = get_background_second_color();
canvas_interface->set_meta_data("background_second_color",strprintf("%f %f %f",c.get_r(),c.get_g(),c.get_b()));
{
String data;
GuideList::const_iterator iter;
for(iter=get_guide_list_x().begin();iter!=get_guide_list_x().end();++iter)
{
if(!data.empty())
data+=' ';
data+=strprintf("%f",*iter);
}
if(!data.empty())
canvas_interface->set_meta_data("guide_x",data);
else if (!canvas->get_meta_data("guide_x").empty())
canvas_interface->erase_meta_data("guide_x");
data.clear();
for(iter=get_guide_list_y().begin();iter!=get_guide_list_y().end();++iter)
{
if(!data.empty())
data+=' ';
data+=strprintf("%f",*iter);
}
if(!data.empty())
canvas_interface->set_meta_data("guide_y",data);
else if (!canvas->get_meta_data("guide_y").empty())
canvas_interface->erase_meta_data("guide_y");
}
if(get_sketch_filename().size())
{
if(dirname(canvas->get_file_name())==dirname(get_sketch_filename()))
canvas_interface->set_meta_data("sketch",basename(get_sketch_filename()));
else
canvas_interface->set_meta_data("sketch",get_sketch_filename());
}
meta_data_lock=false;
}
bool
WorkArea::have_meta_data()
{
String data_size, data_show;
data_size=canvas->get_meta_data("grid_size");
data_show=canvas->get_meta_data("grid_show");
if(data_size.empty() && !data_show.size())
return false;
return true;
}
void
WorkArea::load_meta_data()
{
// we need to set locale careful, without calling functions and signals,
// otherwise it can affect strings in GUI
// ChangeLocale change_locale(LC_NUMERIC, "C");
if(meta_data_lock)
return;
meta_data_lock=true;
String data;
data=canvas->get_meta_data("grid_size");
if(!data.empty())
{
float gx(get_grid_size()[0]),gy(get_grid_size()[1]);
String::iterator iter(find(data.begin(),data.end(),' '));
String tmp(data.begin(),iter);
{
ChangeLocale change_locale(LC_NUMERIC, "C");
if(!tmp.empty())
gx=stratof(tmp);
else
synfig::error("WorkArea::load_meta_data(): Unable to parse data for \"grid_size\", which was \"%s\"",data.c_str());
if(iter==data.end())
tmp.clear();
else
tmp=String(iter+1,data.end());
if(!tmp.empty())
gy=stratof(tmp);
else
synfig::error("WorkArea::load_meta_data(): Unable to parse data for \"grid_size\", which was \"%s\"",data.c_str());
}
set_grid_size(Vector(gx,gy));
}
data=canvas->get_meta_data("grid_color");
if(!data.empty())
{
float gr(get_grid_color().get_r()),gg(get_grid_color().get_g()),gb(get_grid_color().get_b());
String tmp;
// Insert the string into a stream
stringstream ss(data);
// Create vector to hold our colors
std::vector<String> tokens;
int imaxcolor = 0;
while (ss >> tmp && imaxcolor++ < 3)
tokens.push_back(tmp);
if (tokens.size() != 3 || imaxcolor > 3)
{
synfig::error("WorkArea::load_meta_data(): Unable to parse data for \"grid_color\", which was \"%s\". \"red green blue\" in [0,1] was expected",data.c_str());
canvas_interface->get_ui_interface()->warning(_("Unable to set \"grid_color\""));
}
else
{
ChangeLocale change_locale(LC_NUMERIC, "C");
gr=atof(tokens.at(0).data());
gg=atof(tokens.at(1).data());
gb=atof(tokens.at(2).data());
}
set_grid_color(synfig::Color(gr,gg,gb));
}
data=canvas->get_meta_data("guide_color");
if(!data.empty())
{
float gr(get_guides_color().get_r()),gg(get_guides_color().get_g()),gb(get_guides_color().get_b());
String tmp;
// Insert the string into a stream
stringstream ss(data);
// Create vector to hold our colors
std::vector<String> tokens;
int imaxcolor = 0;
while (ss >> tmp && imaxcolor++ < 3)
tokens.push_back(tmp);
if (tokens.size() != 3 || imaxcolor > 3)
{
synfig::error("WorkArea::load_meta_data(): Unable to parse data for \"guide_color\", which was \"%s\". \"red green blue\" in [0,1] was expected",data.c_str());
canvas_interface->get_ui_interface()->warning(_("Unable to set \"guide_color\""));
}
else
{
ChangeLocale change_locale(LC_NUMERIC, "C");
gr=atof(tokens.at(0).data());
gg=atof(tokens.at(1).data());
gb=atof(tokens.at(2).data());
}
set_guides_color(synfig::Color(gr,gg,gb));
}
data=canvas->get_meta_data("grid_show");
if(data.size() && (data=="1" || data[0]=='t' || data[0]=='T'))
show_grid=true;
if(data.size() && (data=="0" || data[0]=='f' || data[0]=='F'))
show_grid=false;
data=canvas->get_meta_data("solid_lines");
if(data.size() && (data=="1" || data[0]=='t' || data[0]=='T'))
solid_lines=true;
if(data.size() && (data=="0" || data[0]=='f' || data[0]=='F'))
solid_lines=false;
data=canvas->get_meta_data("guide_show");
if(data.size() && (data=="1" || data[0]=='t' || data[0]=='T'))
show_guides=true;
if(data.size() && (data=="0" || data[0]=='f' || data[0]=='F'))
show_guides=false;
data=canvas->get_meta_data("grid_snap");
if(data.size() && (data=="1" || data[0]=='t' || data[0]=='T'))
set_grid_snap(true);
if(data.size() && (data=="0" || data[0]=='f' || data[0]=='F'))
set_grid_snap(false);
data=canvas->get_meta_data("guide_snap");
if(data.size() && (data=="1" || data[0]=='t' || data[0]=='T'))
set_guide_snap(true);
if(data.size() && (data=="0" || data[0]=='f' || data[0]=='F'))
set_guide_snap(false);
data=canvas->get_meta_data("onion_skin");
if(data.size() && (data=="1" || data[0]=='t' || data[0]=='T'))
set_onion_skin(true);
if(data.size() && (data=="0" || data[0]=='f' || data[0]=='F'))
set_onion_skin(false);
bool queue_render = false;
data=canvas->get_meta_data("onion_skin_past");
if(data.size())
{
int past_kf = stratoi(data);
if (past_kf > ONION_SKIN_PAST) past_kf = ONION_SKIN_PAST;
else if (past_kf < 0) past_kf = 0;
if (past_kf != onion_skins[0])
{
onion_skins[0] = past_kf;
queue_render = true;
}
}
data=canvas->get_meta_data("onion_skin_future");
if(data.size())
{
int future_kf = stratoi(data);
if (future_kf > ONION_SKIN_FUTURE) future_kf = ONION_SKIN_FUTURE;
else if (future_kf < 0) future_kf = 0;
if (future_kf != onion_skins[1])
{
onion_skins[1] = future_kf;
queue_render = true;
}
}
// Update the canvas
if(onion_skin && queue_render) queue_render_preview();
data=canvas->get_meta_data("guide_x");
get_guide_list_x().clear();
while(!data.empty())
{
String::iterator iter(find(data.begin(),data.end(),' '));
String guide(data.begin(),iter);
ChangeLocale change_locale(LC_NUMERIC, "C");
if(!guide.empty())
get_guide_list_x().push_back(stratof(guide));
if(iter==data.end())
data.clear();
else
data=String(iter+1,data.end());
}
//sort(get_guide_list_x());
data=canvas->get_meta_data("guide_y");
get_guide_list_y().clear();
while(!data.empty())
{
String::iterator iter(find(data.begin(),data.end(),' '));
String guide(data.begin(),iter);
ChangeLocale change_locale(LC_NUMERIC, "C");
if(!guide.empty())
get_guide_list_y().push_back(stratof(guide));
if(iter==data.end())
data.clear();
else
data=String(iter+1,data.end());
}
//sort(get_guide_list_y());
data = canvas->get_meta_data("jack_offset");
if (!data.empty())
jack_offset = stratof(data);
data=canvas->get_meta_data("background_size");
if(!data.empty())
{
float gx(get_background_size()[0]),gy(get_background_size()[1]);
String::iterator iter(find(data.begin(),data.end(),' '));
String tmp(data.begin(),iter);
{
ChangeLocale change_locale(LC_NUMERIC, "C");
if(!tmp.empty())
gx=stratof(tmp);
else
synfig::error("WorkArea::load_meta_data(): Unable to parse data for \"background_size\", which was \"%s\"",data.c_str());
if(iter==data.end())
tmp.clear();
else
tmp=String(iter+1,data.end());
if(!tmp.empty())
gy=stratof(tmp);
else
synfig::error("WorkArea::load_meta_data(): Unable to parse data for \"background_size\", which was \"%s\"",data.c_str());
}
set_background_size(Vector(gx,gy));
}
data=canvas->get_meta_data("background_first_color");
if(!data.empty())
{
float gr(get_background_first_color().get_r()),gg(get_background_first_color().get_g()),gb(get_background_first_color().get_b());
String tmp;
// Insert the string into a stream
stringstream ss(data);
// Create vector to hold our colors
std::vector<String> tokens;
int imaxcolor = 0;
while (ss >> tmp && imaxcolor++ < 3)
tokens.push_back(tmp);
if (tokens.size() != 3 || imaxcolor > 3)
{
synfig::error("WorkArea::load_meta_data(): Unable to parse data for \"background_first_color\", which was \"%s\". \"red green blue\" in [0,1] was expected",data.c_str());
canvas_interface->get_ui_interface()->warning(_("Unable to set \"background_first_color\""));
}
else
{
ChangeLocale change_locale(LC_NUMERIC, "C");
gr=atof(tokens.at(0).data());
gg=atof(tokens.at(1).data());
gb=atof(tokens.at(2).data());
}
set_background_first_color(synfig::Color(gr,gg,gb));
}
data=canvas->get_meta_data("background_second_color");
if(!data.empty())
{
float gr(get_background_second_color().get_r()),gg(get_background_second_color().get_g()),gb(get_background_second_color().get_b());
String tmp;
// Insert the string into a stream
stringstream ss(data);
// Create vector to hold our colors
std::vector<String> tokens;
int imaxcolor = 0;
while (ss >> tmp && imaxcolor++ < 3)
tokens.push_back(tmp);
if (tokens.size() != 3 || imaxcolor > 3)
{
synfig::error("WorkArea::load_meta_data(): Unable to parse data for \"background_second_color\", which was \"%s\". \"red green blue\" in [0,1] was expected",data.c_str());
canvas_interface->get_ui_interface()->warning(_("Unable to set \"background_second_color\""));
}
else
{
ChangeLocale change_locale(LC_NUMERIC, "C");
gr=atof(tokens.at(0).data());
gg=atof(tokens.at(1).data());
gb=atof(tokens.at(2).data());
}
set_background_second_color(synfig::Color(gr,gg,gb));
}
meta_data_lock=false;
queue_draw();
signal_meta_data_changed()();
}
void
WorkArea::set_onion_skin(bool x)
{
if(onion_skin==x)
return;
onion_skin=x;
save_meta_data();
queue_render_preview();
}
bool
WorkArea::get_onion_skin()const
{
return onion_skin;
}
void WorkArea::set_onion_skins(int *onions)
{
onion_skins[0]=onions[0];
onion_skins[1]=onions[1];
if(onion_skin)
queue_render_preview();
save_meta_data();
}
int const *
WorkArea::get_onion_skins()const
{
return onion_skins;
}
void
WorkArea::enable_grid()
{
show_grid=true;
save_meta_data();
queue_draw();
}
void
WorkArea::disable_grid()
{
show_grid=false;
save_meta_data();
queue_draw();
}
void
WorkArea::toggle_grid()
{
show_grid=!show_grid;
save_meta_data();
queue_draw();
}
void
WorkArea::toggle_grid_snap()
{
Duckmatic::toggle_grid_snap();
save_meta_data();
queue_draw();
}
void
WorkArea::set_show_guides(bool x)
{
show_guides=x;
save_meta_data();
queue_draw();
}
void
WorkArea::toggle_guide_snap()
{
Duckmatic::toggle_guide_snap();
save_meta_data();
queue_draw();
}
void
WorkArea::set_guides_color(const synfig::Color &c)
{
Duckmatic::set_guides_color(c);
save_meta_data();
queue_draw();
}
void
WorkArea::set_jack_offset(const synfig::Time &x) {
if (jack_offset == x) return;
jack_offset = x;
save_meta_data();
}
void
WorkArea::set_low_resolution_flag(bool x)
{
if(x!=low_resolution)
{
low_resolution=x;
queue_render_preview();
}
}
void
WorkArea::toggle_low_resolution_flag()
{
set_low_resolution_flag(!get_low_resolution_flag());
}
void
WorkArea::popup_menu()
{
signal_popup_menu()();
}
void
WorkArea::set_grid_size(const synfig::Vector &s)
{
Duckmatic::set_grid_size(s);
save_meta_data();
queue_draw();
}
void
WorkArea::set_grid_color(const synfig::Color &c)
{
Duckmatic::set_grid_color(c);
save_meta_data();
queue_draw();
}
void
WorkArea::set_background_size(const synfig::Vector &s)
{
if (background_size != s)
{
background_size = s;
save_meta_data();
}
queue_draw();
}
void
WorkArea::set_background_first_color(const synfig::Color &c)
{
if(background_first_color != c)
{
background_first_color = c;
save_meta_data();
}
queue_draw();
}
void
WorkArea::set_background_second_color(const synfig::Color &c)
{
if(background_second_color != c)
{
background_second_color = c;
save_meta_data();
}
queue_draw();
}
void
WorkArea::set_focus_point(const synfig::Point &point)
{
// These next three lines try to ensure that we place the
// focus on a pixel boundary
/*Point adjusted(point[0]/abs(get_pw()),point[1]/abs(get_ph()));
adjusted[0]=(abs(adjusted[0]-floor(adjusted[0]))<0.5)?floor(adjusted[0])*abs(get_pw()):ceil(adjusted[0])*abs(get_ph());
adjusted[1]=(abs(adjusted[1]-floor(adjusted[1]))<0.5)?floor(adjusted[1])*abs(get_ph()):ceil(adjusted[1])*abs(get_ph());
*/
const synfig::Point& adjusted(point);
synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
Real x_factor=(rend_desc.get_br()[0]-rend_desc.get_tl()[0]>0)?-1:1;
Real y_factor=(rend_desc.get_br()[1]-rend_desc.get_tl()[1]>0)?-1:1;
get_scrollx_adjustment()->set_value(adjusted[0]*x_factor);
get_scrolly_adjustment()->set_value(adjusted[1]*y_factor);
}
synfig::Point
WorkArea::get_focus_point()const
{
synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
Real x_factor=(rend_desc.get_br()[0]-rend_desc.get_tl()[0]>0)?-1:1;
Real y_factor=(rend_desc.get_br()[1]-rend_desc.get_tl()[1]>0)?-1:1;
return synfig::Point(get_scrollx_adjustment()->get_value()*x_factor, get_scrolly_adjustment()->get_value()*y_factor);
}
bool
WorkArea::set_wh(int W, int H,int CHAN)
{
// If our size is already set, don't set it again
if(W==w && H==h && CHAN==bpp)
{
return true;
}
if(W<=0 || H<=0 || CHAN<=0)
return false;
assert(W>0);
assert(H>0);
assert(CHAN>0);
// Set all of the parameters
w=W;
h=H;
bpp=CHAN;
refresh_dimension_info();
tile_book.clear();
return true;
}
bool
WorkArea::on_key_press_event(GdkEventKey* event)
{
if (Smach::RESULT_OK == canvas_view->get_smach().process_event(
EventKeyboard(EVENT_WORKAREA_KEY_DOWN, event->keyval, Gdk::ModifierType(event->state))))
return true;
if(get_selected_ducks().empty())
return false;
Real multiplier(1.0);
if(Gdk::ModifierType(event->state)&GDK_SHIFT_MASK)
multiplier=10.0;
Vector nudge;
switch(event->keyval)
{
case GDK_KEY_Left:
nudge=Vector(-pw,0);
break;
case GDK_KEY_Right:
nudge=Vector(pw,0);
break;
case GDK_KEY_Up:
nudge=Vector(0,-ph);
break;
case GDK_KEY_Down:
nudge=Vector(0,ph);
break;
default:
return false;
break;
}
synfigapp::Action::PassiveGrouper grouper(instance.get(),_("Nudge"));
// Grid snap does not apply to nudging
bool grid_snap_holder(get_grid_snap());
bool guide_snap_holder(get_guide_snap());
set_grid_snap(false);
try {
start_duck_drag(get_selected_duck()->get_trans_point());
translate_selected_ducks(get_selected_duck()->get_trans_point()+nudge*multiplier);
end_duck_drag();
}
catch(String)
{
canvas_view->duck_refresh_flag=true;
canvas_view->queue_rebuild_ducks();
}
set_grid_snap(grid_snap_holder);
set_guide_snap(guide_snap_holder);
return true;
}
bool
WorkArea::on_key_release_event(GdkEventKey* event)
{
return Smach::RESULT_OK == canvas_view->get_smach().process_event(
EventKeyboard(EVENT_WORKAREA_KEY_UP, event->keyval, Gdk::ModifierType(event->state)) );
}
bool
WorkArea::on_drawing_area_event(GdkEvent *event)
{
synfig::Point mouse_pos;
float bezier_click_pos(0);
const float radius((abs(pw)+abs(ph))*4);
int button_pressed(0);
float pressure(0);
Gdk::ModifierType modifier(Gdk::ModifierType(0));
// Handle input stuff
if (event->any.type==GDK_MOTION_NOTIFY)
{
GdkDevice *device = event->motion.device;
modifier = Gdk::ModifierType(event->motion.state);
// Calculate the position of the
// input device in canvas coordinates
/*std::string axes_str;
int n_axes = gdk_device_get_n_axes(device);
for (int i=0; i < n_axes; i++)
{
axes_str += etl::strprintf(" %f", event->motion.axes[i]);
}
synfig::warning("axes info: %s", axes_str.c_str());*/
//for(...) axesstr += etl::strprintf(" %f", event->motion.axes[i])
double x = 0.0, y = 0.0, p = 0.0;
int ox = 0, oy = 0;
#ifndef _WIN32
Gtk::Container *toplevel = drawing_frame->get_toplevel();
if (toplevel) drawing_frame->translate_coordinates(*toplevel, 0, 0, ox, oy);
#endif
if (gdk_device_get_axis(device, event->motion.axes, GDK_AXIS_X, &x))
x -= ox; else x = event->motion.x;
if (gdk_device_get_axis(device, event->motion.axes, GDK_AXIS_Y, &y))
y -= oy; else y = event->motion.y;
// Make sure we recognize the device
if(curr_input_device)
{
if(curr_input_device!=device)
{
assert(device);
curr_input_device=device;
//synfig::error("device changed: %s", gdk_device_get_name(device));
signal_input_device_changed()(curr_input_device);
}
}
else
if(device)
{
curr_input_device=device;
//synfig::error("device set: %s", gdk_device_get_name(device));
signal_input_device_changed()(curr_input_device);
}
assert(curr_input_device);
//synfig::warning("coord (%3.f, %3.f) \t motion (%3.f, %3.f) / %s / axes(%d)", x, y, event->motion.x, event->motion.y, gdk_device_get_name(device), gdk_device_get_n_axes(device));
if (gdk_device_get_axis(device, event->motion.axes, GDK_AXIS_PRESSURE, &p))
p = std::max(0.0, (p - 0.04)/(1.0 - 0.04)); else p = 1.0;
if(std::isnan(x) || std::isnan(y) || std::isnan(p))
return false;
mouse_pos=synfig::Point(screen_to_comp_coords(synfig::Point(x, y)));
pressure = (float)p;
}
else
if( event->any.type==GDK_BUTTON_PRESS ||
event->any.type==GDK_2BUTTON_PRESS ||
event->any.type==GDK_3BUTTON_PRESS ||
event->any.type==GDK_BUTTON_RELEASE )
{
GdkDevice *device = event->button.device;
modifier = Gdk::ModifierType(event->button.state);
drawing_area->grab_focus();
// Calculate the position of the
// input device in canvas coordinates
// and the buttons
double x = 0.0, y = 0.0, p = 0.0;
int ox = 0, oy = 0;
#ifndef _WIN32
Gtk::Container *toplevel = drawing_frame->get_toplevel();
if (toplevel) drawing_frame->translate_coordinates(*toplevel, 0, 0, ox, oy);
#endif
if (gdk_device_get_axis(device, event->button.axes, GDK_AXIS_X, &x))
x -= ox; else x = event->button.x;
if (gdk_device_get_axis(device, event->button.axes, GDK_AXIS_Y, &y))
y -= oy; else y = event->button.y;
//synfig::warning("coord2 (%3.f, %3.f) \t motion (%3.f, %3.f) / %s / axes(%d)", x, y, event->button.x, event->button.y, gdk_device_get_name(device), gdk_device_get_n_axes(device));
if (gdk_device_get_axis(device, event->button.axes, GDK_AXIS_PRESSURE, &p))
p = std::max(0.0, (p - 0.04)/(1.0 - 0.04)); else p = 1.0;
// Make sure we recognize the device
if(curr_input_device)
{
if(curr_input_device!=device)
{
assert(device);
curr_input_device=device;
signal_input_device_changed()(curr_input_device);
}
}
else
if(device)
{
curr_input_device=device;
signal_input_device_changed()(curr_input_device);
}
assert(curr_input_device);
if(std::isnan(x) || std::isnan(y) || std::isnan(p))
return false;
mouse_pos=synfig::Point(screen_to_comp_coords(synfig::Point(x, y)));
pressure = (float)p;
button_pressed=event->button.button;
if(button_pressed==1 && pressure<=0.f && (event->any.type!=GDK_BUTTON_RELEASE && event->any.type!=GDK_BUTTON_PRESS))
button_pressed=0;
}
else
// GDK mouse scrolling events
if(event->any.type==GDK_SCROLL)
{
// GDK information needed to properly interpret mouse
// scrolling events are: scroll.state, scroll.x/scroll.y, and
// scroll.direction. The value of scroll.direction will be
// obtained later.
modifier=Gdk::ModifierType(event->scroll.state);
mouse_pos=synfig::Point(screen_to_comp_coords(synfig::Point(event->scroll.x,event->scroll.y)));
}
// Handle the renderables
{
std::set<etl::handle<WorkAreaRenderer> >::iterator iter;
for(iter=renderer_set_.begin();iter!=renderer_set_.end();++iter)
{
if((*iter)->get_enabled())
if((*iter)->event_vfunc(event))
{
// Event handled. Return true.
return true;
}
}
}
// Event hasn't been handled, pass it down
switch(event->type)
{
case GDK_BUTTON_PRESS:
{
switch(button_pressed)
{
case 1: // Attempt to click on a duck
{
etl::handle<Duck> duck;
dragging=DRAG_NONE;
if(allow_duck_clicks)
{
duck=find_duck(mouse_pos,radius);
//!TODO Remove HARDCODE Ui Specification, make it config ready
// Single click duck selection on WorkArea [Part I] (Part II lower in code)
if(duck)
{
// make a note of whether the duck we click on was selected or not
if(duck_is_selected(duck))
clicked_duck=duck;
else
{
clicked_duck=0;
// if CTRL or SHIFT isn't pressed, clicking an unselected duck will unselect all other ducks
if(!(modifier&(GDK_CONTROL_MASK|GDK_SHIFT_MASK)))
clear_selected_ducks();
select_duck(duck);
}
}
}
//else
// clear_selected_ducks();
if(allow_bezier_clicks)
{
selected_bezier=find_bezier(mouse_pos,radius,&bezier_click_pos);
}
else
{
selected_bezier=0;
}
if(duck)
{
if (!duck->get_editable(get_alternative_mode()))
return true;
//get_selected_duck()->signal_user_click(0)();
//if(clicked_duck)clicked_duck->signal_user_click(0)();
// if the user is holding shift while clicking on a tangent duck, consider splitting the tangent
if ((event->button.state&GDK_SHIFT_MASK) && duck->get_type() == Duck::TYPE_TANGENT)
{
synfigapp::ValueDesc value_desc = duck->get_value_desc();
// we have the tangent, but need the vertex - that's the parent
if (value_desc.is_value_node()) {
if (ValueNode_Composite::Handle value_node = ValueNode_Composite::Handle::cast_dynamic(value_desc.get_value_node()))
{
BLinePoint bp((*value_node)(get_time()).get(BLinePoint()));
// if the tangent isn't split, then split it
if (!bp.get_split_tangent_both())
{
if (get_canvas_view()->canvas_interface()->change_value(synfigapp::ValueDesc(
value_node,
value_node->get_link_index_from_name("split_radius")),
true)
&& get_canvas_view()->canvas_interface()->change_value(synfigapp::ValueDesc(
value_node,
value_node->get_link_index_from_name("split_angle")),
true )
)
{
// rebuild the ducks from scratch, so the tangents ducks aren't connected
get_canvas_view()->rebuild_ducks();
// reprocess the mouse click
return on_drawing_area_event(event);
}
else
return true;
}
} else {
synfig::info("parent isn't composite value node?");
}
} else {
// I don't know how to access the vertex from the tangent duck when originally drawing the bline in the bline tool
// synfig::ValueNode::Handle vn = value_desc.get_value_node();
synfig::info("parent isn't value node? shift-drag-tangent doesn't work in bline tool yet...");
}
}
dragging=DRAG_DUCK;
drag_point=mouse_pos;
//drawing_area->queue_draw();
start_duck_drag(mouse_pos);
get_canvas_view()->reset_cancel_status();
return true;
}
else
if(canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_DOWN,BUTTON_LEFT,mouse_pos,pressure,modifier))==Smach::RESULT_OK)
{
if (selected_bezier)
{
synfig::Point distance_1 = selected_bezier->p1->get_trans_point() - mouse_pos;
synfig::Point distance_2 = selected_bezier->p2->get_trans_point() - mouse_pos;
if( distance_1.mag() > radius*2
&& distance_2.mag() > radius*2
)
// If we click a selected bezier
// not too close to the endpoints
{
// We give the states first priority to process the
// event so as not to interfere with the bline tool
dragging=DRAG_BEZIER;
drag_point=mouse_pos;
start_bezier_drag(mouse_pos, bezier_click_pos);
return true;
}
}
// I commented out this section because
// it was causing issues when rotoscoping.
// At the moment, we don't need it, so
// this was the easiest way to fix the problem.
/*
else
if(selected_bezier)
{
selected_duck=0;
selected_bezier->signal_user_click(0)(bezier_click_pos);
}
*/
// Check for a guide click
if (show_guides)
{
GuideList::iterator iter;
iter=find_guide_x(mouse_pos,radius);
if(iter==get_guide_list_x().end())
{
curr_guide_is_x=false;
iter=find_guide_y(mouse_pos,radius);
}
else
curr_guide_is_x=true;
if(iter!=get_guide_list_x().end() && iter!=get_guide_list_y().end())
{
dragging=DRAG_GUIDE;
curr_guide=iter;
return true;
}
}
// All else fails, try making a selection box
dragging=DRAG_BOX;
curr_point=drag_point=mouse_pos;
return true;
}
selected_bezier=0;
break;
}
case 2: // Attempt to drag and move the window
{
etl::handle<Duck> duck=find_duck(mouse_pos,radius);
etl::handle<Bezier> bezier=find_bezier(mouse_pos,radius,&bezier_click_pos);
if(duck)
duck->signal_user_click(1)();
else
if(bezier)
bezier->signal_user_click(1)(bezier_click_pos);
if(canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_DOWN,BUTTON_MIDDLE,mouse_pos,pressure,modifier))==Smach::RESULT_OK) {
dragging = (modifier & GDK_CONTROL_MASK) ? DRAG_ZOOM_WINDOW
: (modifier & GDK_SHIFT_MASK) ? DRAG_ROTATE_WINDOW
: DRAG_WINDOW;
drag_point = (modifier & GDK_CONTROL_MASK) ? synfig::Point(event->motion.x, event->motion.y) :
mouse_pos;
signal_user_click(1)(mouse_pos);
}
break;
}
case 3: // Attempt to either get info on a duck, or open the menu
{
etl::handle<Duck> duck=find_duck(mouse_pos,radius);
etl::handle<Bezier> bezier=find_bezier(mouse_pos,radius,&bezier_click_pos);
Layer::Handle layer(get_canvas()->find_layer(get_canvas_view()->get_context_params(),mouse_pos));
if(duck)
{
if(get_selected_ducks().size()<=1)
duck->signal_user_click(2)();
else
canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MULTIPLE_DUCKS_CLICKED,BUTTON_RIGHT,mouse_pos,pressure,modifier,duck));
return true;
}
else if(bezier)
{
bezier->signal_user_click(2)(bezier_click_pos);
return true;
}
else if (layer)
{
if(canvas_view->get_smach().process_event(EventLayerClick(layer,BUTTON_RIGHT,mouse_pos))==Smach::RESULT_OK)
return false;
return true;
}
else
canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_DOWN,BUTTON_RIGHT,mouse_pos,pressure,modifier));
/*
if(canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_DOWN,BUTTON_RIGHT,mouse_pos,pressure,modifier))==Smach::RESULT_OK)
{
//popup_menu();
return true;
}
*/
break;
}
case 4:
signal_user_click(3)(mouse_pos);
break;
case 5:
signal_user_click(4)(mouse_pos);
break;
default:
break;
}
}
break;
case GDK_MOTION_NOTIFY:
curr_point=mouse_pos;
if(event->motion.time-last_event_time<25)
return true;
else
last_event_time=event->motion.time;
signal_cursor_moved_();
// Guide/Duck highlights on hover
switch(dragging)
{
case DRAG_NONE:
{
GuideList::iterator iter;
iter=find_guide_x(mouse_pos,radius);
if(iter==get_guide_list_x().end())
iter=find_guide_y(mouse_pos,radius);
if(iter!=curr_guide)
{
curr_guide=iter;
drawing_area->queue_draw();
}
etl::handle<Duck> duck;
duck=find_duck(mouse_pos,radius);
if(duck!=hover_duck)
{
hover_duck=duck;
drawing_area->queue_draw();
}
}
break;
case DRAG_DUCK :
{
if(canvas_view->get_cancel_status())
{
dragging=DRAG_NONE;
canvas_view->queue_rebuild_ducks();
return true;
}
/*
Point point((mouse_pos-selected_duck->get_origin())/selected_duck->get_scalar());
if(get_grid_snap())
{
point[0]=floor(point[0]/grid_size[0]+0.5)*grid_size[0];
point[1]=floor(point[1]/grid_size[1]+0.5)*grid_size[1];
}
selected_duck->set_point(point);
*/
//Point p(mouse_pos);
set_axis_lock(event->motion.state&GDK_SHIFT_MASK);
translate_selected_ducks(mouse_pos);
drawing_area->queue_draw();
}
break;
case DRAG_BEZIER :
{
if(canvas_view->get_cancel_status())
{
dragging=DRAG_NONE;
canvas_view->queue_rebuild_ducks();
return true;
}
translate_selected_bezier(mouse_pos);
drawing_area->queue_draw();
}
break;
case DRAG_BOX:
{
curr_point=mouse_pos;
drawing_area->queue_draw();
}
break;
case DRAG_GUIDE :
{
if(curr_guide_is_x)
*curr_guide=mouse_pos[0];
else
*curr_guide=mouse_pos[1];
drawing_area->queue_draw();
}
break;
default:
{
}
}//end switch dragging
if(dragging!=DRAG_WINDOW)
{ // Update those triangle things on the rulers
const synfig::Point point(mouse_pos);
hruler->set_position( Distance(point[0],Distance::SYSTEM_UNITS).get(App::distance_system,get_canvas()->rend_desc()) );
vruler->set_position( Distance(point[1],Distance::SYSTEM_UNITS).get(App::distance_system,get_canvas()->rend_desc()) );
}
if(dragging == DRAG_WINDOW)
set_focus_point(get_focus_point() + mouse_pos-drag_point);
else if(dragging == DRAG_ZOOM_WINDOW) {
set_zoom(get_zoom() * (1.0 + (drag_point[1] - event->motion.y) / 100.0));
drag_point = synfig::Point(event->motion.x, event->motion.y);
} else if ((event->motion.state & GDK_BUTTON1_MASK) &&
canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_DRAG, BUTTON_LEFT,
mouse_pos,pressure,modifier)) == Smach::RESULT_ACCEPT)
return true;
else if ((event->motion.state & GDK_BUTTON2_MASK) &&
canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_DRAG, BUTTON_MIDDLE,
mouse_pos, pressure, modifier)) == Smach::RESULT_ACCEPT)
return true;
else if ((event->motion.state & GDK_BUTTON3_MASK) &&
canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_DRAG, BUTTON_RIGHT,
mouse_pos, pressure, modifier)) == Smach::RESULT_ACCEPT)
return true;
else if(canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_MOTION, BUTTON_NONE,
mouse_pos, pressure,modifier)) == Smach::RESULT_ACCEPT)
return true;
break;
case GDK_BUTTON_RELEASE:
{
bool ret(false);
switch(dragging)
{
case DRAG_GUIDE :
{
double y(event->button.y),x(event->button.x);
// Erase the guides if dragged into the rulers
if(curr_guide_is_x && !std::isnan(x) && x<0.0 )
{
get_guide_list_x().erase(curr_guide);
}
else if(!curr_guide_is_x && !std::isnan(y) && y<0.0 )
{
get_guide_list_y().erase(curr_guide);
}
drawing_area->queue_draw();
dragging=DRAG_NONE;
save_meta_data();
return true;
}
break;
case DRAG_DUCK :
{
synfigapp::Action::PassiveGrouper grouper(instance.get(),_("Move"));
dragging=DRAG_NONE;
//translate_selected_ducks(mouse_pos);
set_axis_lock(false);
try{
get_canvas_view()->duck_refresh_flag=false;
get_canvas_view()->duck_refresh_needed=false;
const bool drag_did_anything(end_duck_drag());
get_canvas_view()->duck_refresh_flag=true;
if(!drag_did_anything)
{
//!TODO Remove HARDCODED UI SPECIFICATION, make it config ready
// Single click duck selection on WorkArea [Part II]
// if we originally clicked on a selected duck ...
if(clicked_duck)
{
// ... and CTRL is pressed, then just toggle the clicked duck
// or not SHIFT is pressed, make the clicked duck the
// only selected duck. (Nota : SHIFT just add to the selection)
if(modifier&GDK_CONTROL_MASK)
unselect_duck(clicked_duck);
else if (!(modifier&GDK_SHIFT_MASK))
{
clear_selected_ducks();
select_duck(clicked_duck);
}
clicked_duck->signal_user_click(0)();
}
}
else
{
if(canvas_view->duck_refresh_needed)
canvas_view->queue_rebuild_ducks();
return true;
}
}catch(String)
{
canvas_view->duck_refresh_flag=true;
canvas_view->queue_rebuild_ducks();
return true;
}
//queue_draw();
clicked_duck=0;
ret=true;
}
break;
case DRAG_BEZIER :
{
synfigapp::Action::PassiveGrouper grouper(instance.get(),_("Move"));
dragging=DRAG_NONE;
//translate_selected_ducks(mouse_pos);
set_axis_lock(false);
try{
get_canvas_view()->duck_refresh_flag=false;
get_canvas_view()->duck_refresh_needed=false;
const bool drag_did_anything(end_bezier_drag());
get_canvas_view()->duck_refresh_flag=true;
if(!drag_did_anything)
{
// We didn't move the bezier, just clicked on it
canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_DOWN,BUTTON_LEFT,mouse_pos,pressure,modifier));
canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_UP,BUTTON_LEFT,mouse_pos,pressure,modifier));
}
else
{
if(canvas_view->duck_refresh_needed)
canvas_view->queue_rebuild_ducks();
return true;
}
}catch(String)
{
canvas_view->duck_refresh_flag=true;
canvas_view->queue_rebuild_ducks();
return true;
}
//queue_draw();
clicked_duck=0;
ret=true;
}
break;
case DRAG_BOX:
{
dragging=DRAG_NONE;
if((drag_point-mouse_pos).mag()>radius/2.0f)
{
if(canvas_view->get_smach().process_event(EventBox(drag_point,mouse_pos,MouseButton(event->button.button),modifier))==Smach::RESULT_ACCEPT)
return true;
/*
* Commented out because now the work is
* done in Renderer_Dragbox::event_vfunc
*
// when dragging a box around some ducks:
// SHIFT selects; CTRL toggles; SHIFT+CTRL unselects; <none> clears all then selects
if(modifier&GDK_SHIFT_MASK)
select_ducks_in_box(drag_point,mouse_pos);
if(modifier&GDK_CONTROL_MASK)
toggle_select_ducks_in_box(drag_point,mouse_pos);
else if(!(modifier&GDK_SHIFT_MASK))
{
clear_selected_ducks();
select_ducks_in_box(drag_point,mouse_pos);
}
*
*/
ret=true;
}
else
{
if(allow_layer_clicks)
{
Layer::Handle layer(get_canvas()->find_layer(get_canvas_view()->get_context_params(),drag_point));
//if(layer)
{
if(canvas_view->get_smach().process_event(EventLayerClick(layer,BUTTON_LEFT,mouse_pos,modifier))==Smach::RESULT_OK)
signal_layer_selected_(layer);
ret=true;
}
}
else
{
signal_user_click(0)(mouse_pos);
}
}
drawing_area->queue_draw();
}
break;
default:
{
}
} //end switch dragging
dragging=DRAG_NONE;
if(canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_UP,MouseButton(event->button.button),mouse_pos,pressure,modifier))==Smach::RESULT_ACCEPT)
ret=true;
return ret;
}
break;
case GDK_SCROLL:
{
// Handle a mouse scrolling event like Xara Xtreme and
// Inkscape:
//!TODO Remove HARDCODED UI SPECIFICATION, make it config ready
// Scroll up/down: scroll up/down
// Shift + scroll up/down: scroll left/right
// Control + scroll up/down: zoom in/out
if(modifier&GDK_CONTROL_MASK)
{
// The zoom is performed while preserving the pointer
// position as a fixed point (similarly to Xara Xtreme and
// Inkscape).
// The strategy used below is to scroll to the updated
// position, then zoom. This is easy to implement within
// the present architecture, but has the disadvantage of
// triggering multiple visible refreshes. Note: 1.25 is
// the hard wired ratio in zoom_in()/zoom_out(). The
// variable "drift" compensates additional inaccuracies in
// the zoom. There is also an additional minus sign for
// the inverted y coordinates.
// FIXME: One might want to figure out where in the code
// this empirical drift is been introduced.
const synfig::Point scroll_point(get_scrollx_adjustment()->get_value(),get_scrolly_adjustment()->get_value());
const double drift = 0.052;
switch(event->scroll.direction)
{
case GDK_SCROLL_UP:
case GDK_SCROLL_RIGHT:
get_scrollx_adjustment()->set_value(scroll_point[0]+(mouse_pos[0]-scroll_point[0])*(1.25-(1+drift)));
get_scrolly_adjustment()->set_value(scroll_point[1]-(mouse_pos[1]+scroll_point[1])*(1.25-(1+drift)));
zoom_in();
break;
case GDK_SCROLL_DOWN:
case GDK_SCROLL_LEFT:
get_scrollx_adjustment()->set_value(scroll_point[0]+(mouse_pos[0]-scroll_point[0])*(1/1.25-(1+drift)));
get_scrolly_adjustment()->set_value(scroll_point[1]-(mouse_pos[1]+scroll_point[1])*(1/1.25-(1+drift)));
zoom_out();
break;
default:
break;
}
}
else if(modifier&GDK_SHIFT_MASK)
{
// Scroll in either direction by 20 pixels. Ideally, the
// amount of pixels per scrolling event should be
// configurable. Xara Xtreme currently uses an (hard
// wired) amount 20 pixel, Inkscape defaults to 40 pixels.
const int scroll_pixel = 20;
switch(event->scroll.direction)
{
case GDK_SCROLL_UP:
get_scrollx_adjustment()->set_value(get_scrollx_adjustment()->get_value()-scroll_pixel*pw);
break;
case GDK_SCROLL_DOWN:
get_scrollx_adjustment()->set_value(get_scrollx_adjustment()->get_value()+scroll_pixel*pw);
break;
case GDK_SCROLL_LEFT:
get_scrolly_adjustment()->set_value(get_scrolly_adjustment()->get_value()+scroll_pixel*ph);
break;
case GDK_SCROLL_RIGHT:
get_scrolly_adjustment()->set_value(get_scrolly_adjustment()->get_value()-scroll_pixel*ph);
break;
default:
break;
}
}
else
{
// Scroll in either direction by 20 pixels. Ideally, the
// amount of pixels per scrolling event should be
// configurable. Xara Xtreme currently uses an (hard
// wired) amount 20 pixel, Inkscape defaults to 40 pixels.
const int scroll_pixel = 20;
switch(event->scroll.direction)
{
case GDK_SCROLL_UP:
get_scrolly_adjustment()->set_value(get_scrolly_adjustment()->get_value()+scroll_pixel*ph);
break;
case GDK_SCROLL_DOWN:
get_scrolly_adjustment()->set_value(get_scrolly_adjustment()->get_value()-scroll_pixel*ph);
break;
case GDK_SCROLL_LEFT:
get_scrollx_adjustment()->set_value(get_scrollx_adjustment()->get_value()-scroll_pixel*pw);
break;
case GDK_SCROLL_RIGHT:
get_scrollx_adjustment()->set_value(get_scrollx_adjustment()->get_value()+scroll_pixel*pw);
break;
default:
break;
}
}
}
break;
default:
break;
}
return false;
}
bool
WorkArea::on_hruler_event(GdkEvent *event)
{
switch(event->type)
{
case GDK_BUTTON_PRESS:
if(dragging==DRAG_NONE && show_guides)
{
dragging=DRAG_GUIDE;
curr_guide=get_guide_list_y().insert(get_guide_list_y().begin(), 0.0);
curr_guide_is_x=false;
}
return true;
break;
case GDK_MOTION_NOTIFY:
// Guide movement
if(dragging==DRAG_GUIDE && curr_guide_is_x==false)
{
// Event is in the hruler, which has a slightly different
// coordinate system from the canvas.
event->motion.y -= hruler->get_height()+2;
// call the on drawing area event to refresh eveything.
on_drawing_area_event(event);
}
return true;
break;
case GDK_BUTTON_RELEASE:
if(dragging==DRAG_GUIDE && curr_guide_is_x==false)
{
dragging=DRAG_NONE;
save_meta_data();
// get_guide_list_y().erase(curr_guide);
}
return true;
break;
default:
break;
}
return false;
}
bool
WorkArea::on_vruler_event(GdkEvent *event)
{
switch(event->type)
{
case GDK_BUTTON_PRESS:
if(dragging==DRAG_NONE && show_guides)
{
dragging=DRAG_GUIDE;
curr_guide=get_guide_list_x().insert(get_guide_list_x().begin(),0.0);
curr_guide_is_x=true;
}
return true;
break;
case GDK_MOTION_NOTIFY:
// Guide movement
if(dragging==DRAG_GUIDE && curr_guide_is_x==true)
{
// Event is in the vruler, which has a slightly different
// coordinate system from the canvas.
event->motion.x -= vruler->get_width()+2;
// call the on drawing area event to refresh eveything.
on_drawing_area_event(event);
}
return true;
break;
case GDK_BUTTON_RELEASE:
if(dragging==DRAG_GUIDE && curr_guide_is_x==true)
{
dragging=DRAG_NONE;
save_meta_data();
// get_guide_list_x().erase(curr_guide);
}
return true;
break;
default:
break;
}
return false;
}
void
WorkArea::on_duck_selection_single(const etl::handle<Duck>& duck)
{
if(dragging == DRAG_NONE)
{
studio::LayerTree* tree_layer(dynamic_cast<studio::LayerTree*>(canvas_view->get_ext_widget("layers_cmp")));
tree_layer->select_param(duck->get_value_desc());
}
}
void
WorkArea::refresh_dimension_info()
{
if(drawing_area->get_width()<=0 || drawing_area->get_height()<=0 || w==0 || h==0)
return;
synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
canvaswidth=rend_desc.get_br()[0]-rend_desc.get_tl()[0];
canvasheight=rend_desc.get_br()[1]-rend_desc.get_tl()[1];
pw=canvaswidth/w;
ph=canvasheight/h;
scrollx_adjustment->set_page_increment(abs(get_grid_size()[0]));
scrollx_adjustment->set_step_increment(abs(pw));
scrollx_adjustment->set_lower(-abs(canvaswidth));
scrollx_adjustment->set_upper(abs(canvaswidth));
scrolly_adjustment->set_lower(-abs(canvasheight));
scrolly_adjustment->set_upper(abs(canvasheight));
scrolly_adjustment->set_step_increment(abs(ph));
scrolly_adjustment->set_page_increment(abs(get_grid_size()[1]));
const synfig::Point focus_point(get_focus_point());
const synfig::Real x(focus_point[0]/pw+drawing_area->get_width()/2-w/2);
const synfig::Real y(focus_point[1]/ph+drawing_area->get_height()/2-h/2);
window_tl[0]=rend_desc.get_tl()[0]-pw*x;
window_br[0]=rend_desc.get_br()[0]+pw*(drawing_area->get_width()-x-w);
window_tl[1]=rend_desc.get_tl()[1]-ph*y;
window_br[1]=rend_desc.get_br()[1]+ph*(drawing_area->get_height()-y-h);
hruler->set_min( Distance(window_tl[0],Distance::SYSTEM_UNITS).get(App::distance_system,rend_desc) );
hruler->set_max( Distance(window_br[0],Distance::SYSTEM_UNITS).get(App::distance_system,rend_desc) );
vruler->set_min( Distance(window_tl[1],Distance::SYSTEM_UNITS).get(App::distance_system,rend_desc) );
vruler->set_max( Distance(window_br[1],Distance::SYSTEM_UNITS).get(App::distance_system,rend_desc) );
view_window_changed();
}
synfig::Point
WorkArea::screen_to_comp_coords(synfig::Point pos)const
{
synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
//synfig::Vector::value_type canvaswidth=rend_desc.get_br()[0]-rend_desc.get_tl()[0];
//synfig::Vector::value_type canvasheight=rend_desc.get_br()[1]-rend_desc.get_tl()[1];
//synfig::Vector::value_type pw=canvaswidth/w;
//synfig::Vector::value_type ph=canvasheight/h;
Vector focus_point=get_focus_point();
synfig::Vector::value_type x=focus_point[0]/pw+drawing_area->get_width()/2-w/2;
synfig::Vector::value_type y=focus_point[1]/ph+drawing_area->get_height()/2-h/2;
return rend_desc.get_tl()-synfig::Point(pw*x,ph*y)+synfig::Point(pw*pos[0],ph*pos[1]);
}
synfig::Point
WorkArea::comp_to_screen_coords(synfig::Point /*pos*/)const
{
synfig::warning("WorkArea::comp_to_screen_coords: Not yet implemented");
return synfig::Point();
}
synfig::VectorInt
WorkArea::get_windows_offset() const
{
const synfig::Vector focus_point(get_focus_point());
// Calculate the window coordinates of the top-left
// corner of the canvas.
const synfig::Vector::value_type
x(focus_point[0]/pw+drawing_area->get_width()/2-w/2),
y(focus_point[1]/ph+drawing_area->get_height()/2-h/2);
return VectorInt(int(x), int(y));
}
synfig::RectInt
WorkArea::get_window_rect(int stepx, int stepy) const
{
VectorInt offset = get_windows_offset();
RectInt rect(
-offset[0],
-offset[1],
-offset[0] + drawing_area->get_width(),
-offset[1] + drawing_area->get_height() );
rect.minx = rect.minx < 0 ? ((rect.minx+1)/stepx-1)*stepx : rect.minx/stepx*stepx;
rect.maxx = rect.maxx < 0 ? rect.maxx/stepx*stepx : ((rect.maxx-1)/stepx+1)*stepx;
rect.miny = rect.miny < 0 ? ((rect.miny+1)/stepy-1)*stepy : rect.miny/stepy*stepy;
rect.maxy = rect.maxy < 0 ? rect.maxy/stepy*stepy : ((rect.maxy-1)/stepy+1)*stepy;
etl::set_intersect(rect, rect, RectInt(0, 0, w, h));
return rect;
}
#ifdef SINGLE_THREADED
/* resize bug workaround */
gboolean
WorkArea::__refresh_second_check(gpointer data)
{
WorkArea *work_area(static_cast<WorkArea*>(data));
work_area->refresh_second_check();
return 0;
}
void
WorkArea::refresh_second_check()
{
//resize_timeout_connect.disconnect();
int width = canvas_view->get_width();
int height = canvas_view->get_height();
if (width==old_window_width && height==old_window_height ) {
queue_draw();
//GdkEventExpose event;
//refresh(&event);
}
}
#endif
bool
WorkArea::refresh(const Cairo::RefPtr<Cairo::Context> &cr)
{
#ifdef SINGLE_THREADED
/* resize bug workaround */
if (App::single_threaded) {
int width;
int height;
bool resize_in_progress;
resize_in_progress = false;
width = canvas_view->get_width();
height = canvas_view->get_height();
//synfig::info("Size: %i, %i",width,height);
if (width!=old_window_width || height!=old_window_height ) {
resize_in_progress = true;
//queue second check
int func_id;
func_id=g_timeout_add_full(
G_PRIORITY_DEFAULT, // priority -
200, // interval - the time between calls to the function, in milliseconds (1/1000ths of a second)
__refresh_second_check, // function - function to call
this, // data - data to pass to function
NULL); // notify - function to call when the idle is removed, or NULL
}
old_window_width=width;
old_window_height=height;
if (resize_in_progress){
if (get_updating())
{
stop_updating();
}
return true;
}
}
#endif
assert(get_canvas());
//!Check if the window we want draw is ready
Glib::RefPtr<Gdk::Window> draw_area_window = drawing_area->get_window();
if(!draw_area_window) return false;
//const synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
const synfig::Vector focus_point(get_focus_point());
// Update the old focus point
last_focus_point=focus_point;
// Draw out the renderables
{
std::set<etl::handle<WorkAreaRenderer> >::iterator iter;
for(iter=renderer_set_.begin();iter!=renderer_set_.end();++iter)
{
if((*iter)->get_enabled())
(*iter)->render_vfunc(
draw_area_window,
Gdk::Rectangle(0, 0, draw_area_window->get_width(), draw_area_window->get_height())
);
}
}
// Calculate the window coordinates of the top-left
// corner of the canvas.
//const synfig::Vector::value_type
// x(focus_point[0]/pw+drawing_area->get_width()/2-w/2),
// y(focus_point[1]/ph+drawing_area->get_height()/2-h/2);
//const synfig::Vector::value_type window_startx(window_tl[0]);
//const synfig::Vector::value_type window_endx(window_br[0]);
//const synfig::Vector::value_type window_starty(window_tl[1]);
//const synfig::Vector::value_type window_endy(window_br[1]);
// If we are in animate mode, draw a red border around the screen
if(canvas_interface->get_mode()&synfigapp::MODE_ANIMATE)
{
// #define USE_FRAME_BACKGROUND_TO_SHOW_EDIT_MODE
#ifdef USE_FRAME_BACKGROUND_TO_SHOW_EDIT_MODE
// This method of drawing the red border doesn't work on any
// Gtk theme which uses the crux-engine, hcengine, industrial,
// mist, or ubuntulooks engine, such as the default ubuntu
// 'Human' theme.
drawing_frame->modify_bg(Gtk::STATE_NORMAL,Gdk::Color("#FF0000"));
#else
// So let's do it in a more primitive fashion.
Cairo::RefPtr<Cairo::Context> cr = draw_area_window->create_cairo_context();
cr->save();
cr->set_source_rgb(1,0,0);
cr->set_line_cap(Cairo::LINE_CAP_BUTT);
cr->set_line_join(Cairo::LINE_JOIN_MITER);
cr->set_antialias(Cairo::ANTIALIAS_NONE);
cr->set_line_width(10);
cr->rectangle(
0,0, // x,y
drawing_area->get_width(),drawing_area->get_height() //w,h
);
cr->stroke();
cr->restore();
#endif
}
#ifdef USE_FRAME_BACKGROUND_TO_SHOW_EDIT_MODE
else
drawing_frame->unset_bg(Gtk::STATE_NORMAL);
#endif
return true;
}
void
WorkArea::done_rendering()
{
/*
assert(buffer);
assert(w>0);
assert(h>0);
pix_buf=Gdk::Pixbuf::create_from_data(
buffer, // pointer to the data
Gdk::COLORSPACE_RGB, // the colorspace
true, // has alpha?
8, // bits per sample
w, // width
h, // height
w*bpp); // stride (pitch)
assert(pix_buf);
*/
}
String
WorkArea::get_renderer() const
{
if (get_low_resolution_flag())
{
String renderer = etl::strprintf("software-low%d", get_low_res_pixel_size());
if (synfig::rendering::Renderer::get_renderers().count(renderer))
return renderer;
}
return App::workarea_renderer;
}
void
WorkArea::set_quality(int x)
{
if(x==quality)
return;
quality=x;
queue_render_preview();
}
void
WorkArea::set_low_res_pixel_size(int x)
{
if(x==low_res_pixel_size)
return;
low_res_pixel_size=x;
queue_render_preview();
}
namespace studio
{
class WorkAreaProgress : public synfig::ProgressCallback
{
WorkArea *work_area;
ProgressCallback *cb;
public:
WorkAreaProgress(WorkArea *work_area,ProgressCallback *cb):
work_area(work_area),cb(cb)
{
assert(cb);
}
virtual bool
task(const std::string &str)
{
if(work_area->dirty)
return false;
return cb->task(str);
}
virtual bool
error(const std::string &err)
{
if(work_area->dirty)
return false;
return cb->error(err);
}
virtual bool
amount_complete(int current, int total)
{
if(work_area->dirty)
return false;
return cb->amount_complete(current,total);
}
};
}
bool
studio::WorkArea::async_update_preview()
{
async_renderer=0;
queued=false;
canceled_=false;
get_canvas_view()->reset_cancel_status();
if(!get_visible())return false;
dirty=false;
get_canvas_view()->reset_cancel_status();
RendDesc desc=get_canvas()->rend_desc();
int w=(int)(desc.get_w()*zoom);
int h=(int)(desc.get_h()*zoom);
// ensure that the size we draw is at least one pixel in each dimension
int min_size = low_resolution ? low_res_pixel_size : 1;
if (w < min_size) w = min_size;
if (h < min_size) h = min_size;
// Setup the description parameters
desc.set_antialias(1);
desc.set_time(cur_time);
desc.set_render_excluded_contexts(true);
set_rend_desc(desc);
// Create the render target
handle<Target> target;
// do a tile render
handle<WorkAreaTarget> trgt(new class WorkAreaTarget(this,w,h,2048,2048,false));
trgt->set_rend_desc(&desc);
trgt->set_onion_skin(get_onion_skin(), onion_skins);
trgt->set_engine(get_renderer());
target=trgt;
// We can rest assured that our time has already
// been set, so there is no need to have to
// recalculate that over again.
// UPDATE: This is kind of needless with
// the way that time is handled now in SYNFIG.
//target->set_avoid_time_sync(true);
async_renderer=new AsyncRenderer(target);
async_renderer->signal_finished().connect(
sigc::mem_fun(this,&WorkArea::async_update_finished)
);
rendering=true;
synfig::ProgressCallback *cb=get_canvas_view()->get_ui_interface().get();
cb->task(_("Rendering..."));
async_renderer->start();
return true;
}
void
studio::WorkArea::async_update_finished()
{
synfig::ProgressCallback *cb=get_canvas_view()->get_ui_interface().get();
rendering=false;
if(!async_renderer)
return;
// If we completed successfully, then
// we aren't dirty anymore
if(async_renderer->has_success())
{
Real execution_time = async_renderer->get_execution_time();
if (execution_time > 0.0)
{
cb->task( strprintf("%s %f (%f) %s",
_("Rendered:"),
async_renderer->get_execution_time(),
async_renderer->get_execution_clock(),
_("sec") ));
}
else
{
cb->task(_("Idle"));
}
}
else
{
dirty=true;
cb->task(_("Render Failed"));
}
//get_canvas_view()->reset_cancel_status();
done_rendering();
}
bool
studio::WorkArea::sync_update_preview()
{
// const Time &time(cur_time);
canceled_=false;
get_canvas_view()->reset_cancel_status();
async_renderer=0;
again:
// This object will mark us as busy until
// we are done.
studio::App::Busy busy;
WorkAreaProgress callback(this,get_canvas_view()->get_ui_interface().get());
synfig::ProgressCallback *cb=&callback;
// We don't want to render if we are already rendering
if(rendering)
{
dirty=true;
return false;
}
if(!get_visible())return false;
get_canvas()->set_time(get_time());
get_canvas_view()->get_smach().process_event(EVENT_REFRESH_DUCKS);
signal_rendering()();
// If we are queued to render the scene at the next idle
// go ahead and de-queue it.
if(render_idle_func_id)
{
g_source_remove(render_idle_func_id);
//queued=false;
render_idle_func_id=0;
}
// Start rendering
rendering=true;
dirty=false;
get_canvas_view()->reset_cancel_status();
RendDesc desc=get_canvas()->rend_desc();
//newdesc->set_flags(RendDesc::PX_ASPECT|RendDesc::IM_SPAN);
int w=(int)(desc.get_w()*zoom);
int h=(int)(desc.get_h()*zoom);
// Setup the description parameters
desc.set_antialias(1);
desc.set_time(cur_time);
//desc.set_wh(w,h);
set_rend_desc(desc);
// Create the render target
handle<WorkAreaTarget> target = new WorkAreaTarget(this,w,h,2048,2048,true);
target->set_rend_desc(&desc);
target->set_engine(get_renderer());
// We can rest assured that our time has already
// been set, so there is no need to have to
// recalculate that over again.
target->set_avoid_time_sync(true);
if(cb)
cb->task(strprintf(_("Rendering canvas %s..."),get_canvas()->get_name().c_str()));
bool ret = target->render(cb);
if(!ret && !get_canvas_view()->get_cancel_status() && dirty)
{
rendering=false;
//canceled_=true;
goto again;
}
if(get_canvas_view()->get_cancel_status())
canceled_=true;
if(cb)
{
if(ret)
cb->task(_("Idle"));
else
cb->task(_("Render Failed"));
cb->amount_complete(0,1);
}
// Refresh the work area to make sure that
// it is being displayed correctly
drawing_area->queue_draw();
// If we completed successfully, then
// we aren't dirty anymore
if(ret)
{
dirty=false;
//queued=false;
}
else dirty=true;
rendering=false;
//get_canvas_view()->reset_cancel_status();
done_rendering();
return ret;
}
void
studio::WorkArea::async_render_preview(synfig::Time time)
{
cur_time=time;
//tile_book.clear();
refreshes+=5;
if(!get_visible())return;
get_canvas()->set_time(get_time());
get_canvas_view()->get_smach().process_event(EVENT_REFRESH_DUCKS);
signal_rendering()();
async_update_preview();
}
void
WorkArea::async_render_preview()
{
return async_render_preview(get_canvas_view()->get_time());
}
bool
studio::WorkArea::sync_render_preview(synfig::Time time)
{
cur_time=time;
//tile_book.clear();
refreshes+=5;
if(!get_visible())return false;
return sync_update_preview();
}
bool
WorkArea::sync_render_preview()
{
return sync_render_preview(get_canvas_view()->get_time());
}
void
WorkArea::sync_render_preview_hook()
{
sync_render_preview(get_canvas_view()->get_time());
}
void
WorkArea::queue_scroll()
{
//!Check if the window we want draw is ready
Glib::RefPtr<Gdk::Window> draw_area_window = drawing_area->get_window();
if(!draw_area_window) return;
// const synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
const synfig::Point focus_point(get_focus_point());
const synfig::Real
new_x(focus_point[0]/pw+drawing_area->get_width()/2-w/2),
new_y(focus_point[1]/ph+drawing_area->get_height()/2-h/2);
const synfig::Real
old_x(last_focus_point[0]/pw+drawing_area->get_width()/2-w/2),
old_y(last_focus_point[1]/ph+drawing_area->get_height()/2-h/2);
// If the coordinates didn't change, we shouldn't queue a draw
if(old_x==new_x && old_y==new_y)
return;
const int
dx(round_to_int(old_x)-round_to_int(new_x)),
dy(round_to_int(old_y)-round_to_int(new_y));
draw_area_window->scroll(-dx,-dy);
if (timecode_width && timecode_height)
{
drawing_area->queue_draw_area(timecode_x, timecode_y, timecode_x+timecode_width, timecode_y+timecode_height);
drawing_area->queue_draw_area(timecode_x-dx, timecode_y-dy, timecode_x-dx+timecode_width, timecode_y-dy+timecode_height);
}
if (bonesetup_width && bonesetup_height)
{
drawing_area->queue_draw_area(bonesetup_x, bonesetup_y, bonesetup_x+bonesetup_width, bonesetup_y+bonesetup_height);
drawing_area->queue_draw_area(bonesetup_x-dx, bonesetup_y-dy, bonesetup_x-dx+bonesetup_width, bonesetup_y-dy+bonesetup_height);
}
#ifndef USE_FRAME_BACKGROUND_TO_SHOW_EDIT_MODE
if(canvas_interface->get_mode()&synfigapp::MODE_ANIMATE)
{
int maxx = drawing_area->get_width()-1;
int maxy = drawing_area->get_height()-1;
if (dx > 0)
{
drawing_area->queue_draw_area( 0, 0, 1, maxy);
drawing_area->queue_draw_area(maxx-dx, 0, maxx-dx, maxy);
}
else if (dx < 0)
{
drawing_area->queue_draw_area( maxx, 0, maxx, maxy);
drawing_area->queue_draw_area( -dx, 0, -dx, maxy);
}
if (dy > 0)
{
drawing_area->queue_draw_area(0, 0, maxx, 1);
drawing_area->queue_draw_area(0, maxy-dy, maxx, maxy-dy);
}
else if (dy < 0)
{
drawing_area->queue_draw_area(0, maxy, maxx, maxy);
drawing_area->queue_draw_area(0, -dy, maxx, -dy);
}
}
#endif // USE_FRAME_BACKGROUND_TO_SHOW_EDIT_MODE
last_focus_point=focus_point;
}
void
studio::WorkArea::zoom_in()
{
set_zoom(zoom*1.25);
}
void
studio::WorkArea::zoom_out()
{
set_zoom(zoom/1.25);
}
void
studio::WorkArea::zoom_fit()
{
float new_zoom(min(drawing_area->get_width() * zoom / w,
drawing_area->get_height() * zoom / h) * 0.995);
if (zoom / new_zoom > 0.995 && new_zoom / zoom > 0.995)
{
set_zoom(prev_zoom);
return set_focus_point(previous_focus);
}
previous_focus = get_focus_point();
prev_zoom = zoom;
set_zoom(new_zoom);
set_focus_point(Point(0,0));
}
void
studio::WorkArea::zoom_norm()
{
if (zoom == 1.0) return set_zoom(prev_zoom);
prev_zoom = zoom;
set_zoom(1.0f);
}
void
studio::WorkArea::zoom_edit()
{
set_zoom(zoomdial->get_zoom(zoom));
}
gboolean
studio::WorkArea::__render_preview(gpointer data)
{
WorkArea *work_area(static_cast<WorkArea*>(data));
// there's no point anyone trying to cancel the timer now - it's gone off already
work_area->render_idle_func_id = 0;
work_area->queued=false;
work_area->async_render_preview(work_area->get_canvas_view()->get_time());
return 0;
}
void
studio::WorkArea::queue_render_preview()
{
//synfig::info("queue_render_preview(): called for %s", get_canvas_view()->get_time().get_string().c_str());
if(queued==true)
{
return;
//synfig::info("queue_render_preview(): already queued, unqueuing");
/* if(render_idle_func_id)
g_source_remove(render_idle_func_id);
render_idle_func_id=0;
queued=false;
*/
//async_renderer=0;
}
if(dirty_trap_enabled)
{
dirty_trap_queued++;
return;
}
int queue_time=50;
if(rendering)
queue_time+=250;
//if(queued==false)
{
queued=true;
//synfig::info("queue_render_preview(): (re)queuing...");
//render_idle_func_id=g_idle_add_full(G_PRIORITY_DEFAULT,__render_preview,this,NULL);
render_idle_func_id=g_timeout_add_full(
G_PRIORITY_DEFAULT, // priority -
queue_time, // interval - the time between calls to the function, in milliseconds (1/1000ths of a second)
__render_preview, // function - function to call
this, // data - data to pass to function
NULL); // notify - function to call when the idle is removed, or NULL
}
/* else if(rendering)
{
refreshes+=5;
dirty=true;
queue_draw();
}
*/
}
DirtyTrap::DirtyTrap(WorkArea *work_area):work_area(work_area)
{
work_area->dirty_trap_enabled=true;
work_area->dirty_trap_queued=0;
}
DirtyTrap::~DirtyTrap()
{
work_area->dirty_trap_enabled=false;
if(work_area->dirty_trap_queued)
work_area->queue_render_preview();
}
void
studio::WorkArea::queue_draw_preview()
{
drawing_area->queue_draw();
}
void
studio::WorkArea::set_cursor(const Glib::RefPtr<Gdk::Cursor> &x)
{
//!Check if the window we want draw is ready
Glib::RefPtr<Gdk::Window> draw_area_window = drawing_area->get_window();
if(!draw_area_window) return;
draw_area_window->set_cursor(x);
}
void
studio::WorkArea::set_cursor(Gdk::CursorType x)
{
//!Check if the window we want draw is ready
Glib::RefPtr<Gdk::Window> draw_area_window = drawing_area->get_window();
if(!draw_area_window) return;
draw_area_window->set_cursor(Gdk::Cursor::create(x));
}
//#include "iconcontroller.h"
void
studio::WorkArea::refresh_cursor()
{
// set_cursor(IconController::get_tool_cursor(canvas_view->get_smach().get_state_name(),drawing_area->get_window()));
}
void
studio::WorkArea::reset_cursor()
{
//!Check if the window we want draw is ready
Glib::RefPtr<Gdk::Window> draw_area_window = drawing_area->get_window();
if(!draw_area_window) return;
draw_area_window->set_cursor(Gdk::Cursor::create(Gdk::TOP_LEFT_ARROW));
// set_cursor(Gdk::TOP_LEFT_ARROW);
}
void
studio::WorkArea::set_zoom(float z)
{
z=max(1.0f/128.0f,min(128.0f,z));
zoomdial->set_zoom(z);
if(z==zoom)
return;
zoom = z;
refresh_dimension_info();
/*if(async_renderer)
{
async_renderer->stop();
async_renderer=0;
}*/
refreshes+=5;
async_update_preview();
//queue_render_preview();
// TODO: FIXME: QuickHack
if (canvas_view->get_smach().get_state_name() != std::string("polygon")
&& canvas_view->get_smach().get_state_name() != std::string("bline"))
canvas_view->queue_rebuild_ducks();
}
void
WorkArea::set_selected_value_node(etl::loose_handle<synfig::ValueNode> x)
{
if(x!=selected_value_node_)
{
selected_value_node_=x;
queue_draw();
}
}
void
WorkArea::insert_renderer(const etl::handle<WorkAreaRenderer> &x)
{
renderer_set_.insert(x);
x->set_work_area(this);
queue_draw();
}
void
WorkArea::insert_renderer(const etl::handle<WorkAreaRenderer> &x, int priority)
{
x->set_priority(priority);
insert_renderer(x);
}
void
WorkArea::erase_renderer(const etl::handle<WorkAreaRenderer> &x)
{
x->set_work_area(0);
renderer_set_.erase(x);
queue_draw();
}
void
WorkArea::resort_render_set()
{
std::set<etl::handle<WorkAreaRenderer> > tmp(
renderer_set_.begin(),
renderer_set_.end()
);
renderer_set_.swap(tmp);
queue_draw();
}
WorkArea::PushState::PushState(WorkArea *workarea_):
workarea_(workarea_)
{
type_mask=workarea_->get_type_mask();
allow_duck_clicks=workarea_->get_allow_duck_clicks();
allow_bezier_clicks=workarea_->get_allow_bezier_clicks();
allow_layer_clicks=workarea_->get_allow_layer_clicks();
needs_restore=true;
}
WorkArea::PushState::~PushState()
{
if(needs_restore)
restore();
}
void
WorkArea::PushState::restore()
{
workarea_->set_type_mask(type_mask);
// update the toggle buttons for the duck types
workarea_->get_canvas_view()->toggle_duck_mask(Duck::TYPE_NONE);
workarea_->set_allow_duck_clicks(allow_duck_clicks);
workarea_->set_allow_bezier_clicks(allow_bezier_clicks);
workarea_->set_allow_layer_clicks(allow_layer_clicks);
needs_restore=false;
}