#include "lib/film_state.h"
#include "lib/options.h"
#include "film_viewer.h"
+#include "wx_util.h"
using namespace std;
using namespace boost;
class ThumbPanel : public wxPanel
{
public:
- ThumbPanel (wxPanel* parent)
+ ThumbPanel (wxPanel* parent, Film* film)
: wxPanel (parent)
+ , _film (film)
, _image (0)
, _bitmap (0)
{
}
+ /** Handle a paint event */
void paint_event (wxPaintEvent& ev)
{
- if (!_bitmap) {
- return;
+ if (_current_image != _pending_image) {
+ delete _image;
+ _image = new wxImage (std_to_wx (_pending_image));
+ _current_image = _pending_image;
+ setup ();
+ }
+
+ if (_current_crop != _pending_crop) {
+ _current_crop = _pending_crop;
+ setup ();
}
- int x, y;
- GetSize (&x, &y);
- cout << "Render " << x << " " << y << "\n";
-
wxPaintDC dc (this);
- dc.DrawBitmap (*_bitmap, 0, 0, false);
+ if (_bitmap) {
+ dc.DrawBitmap (*_bitmap, 0, 0, false);
+ }
+ }
+
+ /** Handle a size event */
+ void size_event (wxSizeEvent &)
+ {
+ if (!_image) {
+ return;
+ }
+
+ setup ();
+ Refresh ();
+ }
+
+ void set (string f)
+ {
+ _pending_image = f;
+ Refresh ();
+ }
+
+ void set_crop (Crop c)
+ {
+ _pending_crop = c;
+ Refresh ();
}
- void load (string f)
+ void set_film (Film* f)
{
- cout << "loading " << f << "\n";
- clear ();
- _image = new wxImage (wxString (f.c_str(), wxConvUTF8));
- _bitmap = new wxBitmap (_image->Scale (512, 512));
+ _film = f;
+ if (!_film) {
+ clear ();
+ Refresh ();
+ } else {
+ setup ();
+ Refresh ();
+ }
}
+ /** Clear our thumbnail image */
void clear ()
{
delete _bitmap;
_image = 0;
}
+ void refresh ()
+ {
+ setup ();
+ Refresh ();
+ }
+
DECLARE_EVENT_TABLE ();
private:
+
+ void setup ()
+ {
+ if (!_film || !_image) {
+ return;
+ }
+
+ int vw, vh;
+ GetSize (&vw, &vh);
+
+ float const target = _film->format() ? _film->format()->ratio_as_float (_film) : 1.78;
+
+ _cropped_image = _image->GetSubImage (
+ wxRect (
+ _current_crop.left,
+ _current_crop.top,
+ _image->GetWidth() - (_current_crop.left + _current_crop.right),
+ _image->GetHeight() - (_current_crop.top + _current_crop.bottom)
+ )
+ );
+
+ if ((float (vw) / vh) > target) {
+ /* view is longer (horizontally) than the ratio; fit height */
+ _cropped_image.Rescale (vh * target, vh, wxIMAGE_QUALITY_HIGH);
+ } else {
+ /* view is shorter (horizontally) than the ratio; fit width */
+ _cropped_image.Rescale (vw, vw / target, wxIMAGE_QUALITY_HIGH);
+ }
+
+ delete _bitmap;
+ _bitmap = new wxBitmap (_cropped_image);
+ }
+
+ Film* _film;
wxImage* _image;
+ std::string _current_image;
+ std::string _pending_image;
+ wxImage _cropped_image;
wxBitmap* _bitmap;
+ Crop _current_crop;
+ Crop _pending_crop;
};
BEGIN_EVENT_TABLE (ThumbPanel, wxPanel)
EVT_PAINT (ThumbPanel::paint_event)
+EVT_SIZE (ThumbPanel::size_event)
END_EVENT_TABLE ()
FilmViewer::FilmViewer (Film* f, wxWindow* p)
: wxPanel (p)
- , _film (f)
+ , _film (0)
{
_sizer = new wxBoxSizer (wxVERTICAL);
SetSizer (_sizer);
- _thumb_panel = new ThumbPanel (this);
- _thumb_panel->Show (true);
+ _thumb_panel = new ThumbPanel (this, f);
_sizer->Add (_thumb_panel, 1, wxEXPAND);
-#if 0
- _scroller.add (_image);
-
- Gtk::HBox* controls = manage (new Gtk::HBox);
- controls->set_spacing (6);
- controls->pack_start (_position_slider);
-
- _vbox.pack_start (_scroller, true, true);
- _vbox.pack_start (*controls, false, false);
- _vbox.set_border_width (12);
-
- _position_slider.set_digits (0);
- _position_slider.signal_format_value().connect (sigc::mem_fun (*this, &FilmViewer::format_position_slider_value));
- _position_slider.signal_value_changed().connect (sigc::mem_fun (*this, &FilmViewer::position_slider_changed));
+ int const max = f ? f->num_thumbs() - 1 : 0;
+ _slider = new wxSlider (this, wxID_ANY, 0, 0, max);
+ _sizer->Add (_slider, 0, wxEXPAND | wxLEFT | wxRIGHT);
+ set_thumbnail (0);
- _scroller.signal_size_allocate().connect (sigc::mem_fun (*this, &FilmViewer::scroller_size_allocate));
-#endif
+ _slider->Connect (wxID_ANY, wxEVT_COMMAND_SLIDER_UPDATED, wxCommandEventHandler (FilmViewer::slider_changed), 0, this);
set_film (_film);
-
- load_thumbnail (42);//XXX
}
void
-FilmViewer::load_thumbnail (int n)
+FilmViewer::set_thumbnail (int n)
{
if (_film == 0 || _film->num_thumbs() <= n) {
return;
}
- int const left = _film->left_crop ();
- int const right = _film->right_crop ();
- int const top = _film->top_crop ();
- int const bottom = _film->bottom_crop ();
-
- _thumb_panel->load (_film->thumb_file(n));
-
-// _pixbuf = Gdk::Pixbuf::create_from_file (_film->thumb_file (n));
-
-// int const cw = _film->size().width - left - right;
-// int const ch = _film->size().height - top - bottom;
-// _cropped_pixbuf = Gdk::Pixbuf::create_subpixbuf (_pixbuf, left, top, cw, ch);
-// update_scaled_pixbuf ();
-// _image.set (_scaled_pixbuf);
+ _thumb_panel->set (_film->thumb_file(n));
}
void
-FilmViewer::reload_current_thumbnail ()
+FilmViewer::slider_changed (wxCommandEvent &)
{
- load_thumbnail (42);//_position_slider.get_value ());
-}
-
-void
-FilmViewer::position_slider_changed ()
-{
- reload_current_thumbnail ();
-}
-
-string
-FilmViewer::format_position_slider_value (double v) const
-{
-#if 0
- stringstream s;
-
- if (_film && int (v) < _film->num_thumbs ()) {
- int const f = _film->thumb_frame (int (v));
- s << f << " " << seconds_to_hms (f / _film->frames_per_second ());
- } else {
- s << "-";
- }
-
- return s.str ();
-#endif
+ set_thumbnail (_slider->GetValue ());
}
void
FilmViewer::film_changed (Film::Property p)
{
-#if 0
- if (p == Film::LEFT_CROP || p == Film::RIGHT_CROP || p == Film::TOP_CROP || p == Film::BOTTOM_CROP) {
- reload_current_thumbnail ();
+ if (p == Film::CROP) {
+ _thumb_panel->set_crop (_film->crop ());
} else if (p == Film::THUMBS) {
if (_film && _film->num_thumbs() > 1) {
- _position_slider.set_range (0, _film->num_thumbs () - 1);
+ _slider->SetRange (0, _film->num_thumbs () - 1);
} else {
- _image.clear ();
- _position_slider.set_range (0, 1);
+ _thumb_panel->clear ();
+ _slider->SetRange (0, 1);
}
- _position_slider.set_value (0);
- reload_current_thumbnail ();
+ _slider->SetValue (0);
+ set_thumbnail (0);
} else if (p == Film::FORMAT) {
- reload_current_thumbnail ();
+ _thumb_panel->refresh ();
} else if (p == Film::CONTENT) {
setup_visibility ();
_film->examine_content ();
update_thumbs ();
}
-#endif
}
void
FilmViewer::set_film (Film* f)
{
+ if (_film == f) {
+ return;
+ }
+
_film = f;
+ _thumb_panel->set_film (_film);
if (!_film) {
- _thumb_panel->clear ();
return;
}
-// _film->Changed.connect (sigc::mem_fun (*this, &FilmViewer::film_changed));
-
+ _film->Changed.connect (sigc::mem_fun (*this, &FilmViewer::film_changed));
+ film_changed (Film::CROP);
film_changed (Film::THUMBS);
-}
-
-pair<int, int>
-FilmViewer::scaled_pixbuf_size () const
-{
-#if 0
- if (_film == 0) {
- return make_pair (0, 0);
- }
-
- int const cw = _film->size().width - _film->left_crop() - _film->right_crop();
- int const ch = _film->size().height - _film->top_crop() - _film->bottom_crop();
-
- float ratio = 1;
- if (_film->format()) {
- ratio = _film->format()->ratio_as_float() * ch / cw;
- }
-
- Gtk::Allocation const a = _scroller.get_allocation ();
- float const zoom = min (float (a.get_width()) / (cw * ratio), float (a.get_height()) / cw);
- return make_pair (cw * zoom * ratio, ch * zoom);
-#endif
-}
-
-void
-FilmViewer::update_scaled_pixbuf ()
-{
-#if 0
- pair<int, int> const s = scaled_pixbuf_size ();
-
- if (s.first > 0 && s.second > 0 && _cropped_pixbuf) {
- _scaled_pixbuf = _cropped_pixbuf->scale_simple (s.first, s.second, Gdk::INTERP_HYPER);
- _image.set (_scaled_pixbuf);
- }
-#endif
+ _thumb_panel->refresh ();
+ setup_visibility ();
}
void
FilmViewer::update_thumbs ()
{
-#if 0
if (!_film) {
return;
}
shared_ptr<Job> j (new ThumbsJob (s, o, _film->log ()));
j->Finished.connect (sigc::mem_fun (_film, &Film::update_thumbs_post_gui));
JobManager::instance()->add (j);
-#endif
}
void
FilmViewer::setup_visibility ()
{
-#if 0
if (!_film) {
return;
}
ContentType const c = _film->content_type ();
- _position_slider.property_visible() = (c == VIDEO);
-#endif
+ _slider->Show (c == VIDEO);
}