#include "lib/film_state.h"
#include "lib/options.h"
#include "film_viewer.h"
+#include "wx_util.h"
using namespace std;
using namespace boost;
, _film (film)
, _image (0)
, _bitmap (0)
- , _left_crop (0)
- , _right_crop (0)
- , _top_crop (0)
- , _bottom_crop (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 ();
}
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;
}
- resize ();
+ setup ();
+ Refresh ();
}
- void resize ()
+ void set (string f)
{
- int vw, vh;
- GetSize (&vw, &vh);
-
- float const target = _film->format()->ratio_as_float ();
-
- _cropped_image = _image->GetSubImage (
- wxRect (_left_crop, _top_crop, _image->GetWidth() - (_left_crop + _right_crop), _image->GetHeight() - (_top_crop + _bottom_crop))
- );
-
- if ((float (vw) / vh) > target) {
- /* view is longer (horizontally) than the ratio; fit height */
- _cropped_image.Rescale (vh * target, vh);
- } else {
- /* view is shorter (horizontally) than the ratio; fit width */
- _cropped_image.Rescale (vw, vw / target);
- }
-
- delete _bitmap;
- _bitmap = new wxBitmap (_cropped_image);
-
+ _pending_image = f;
Refresh ();
}
- void load (string f)
+ void set_crop (Crop c)
{
- delete _image;
- _image = new wxImage (wxString (f.c_str(), wxConvUTF8));
- resize ();
+ _pending_crop = c;
+ Refresh ();
}
- void set_crop (int l, int r, int t, int b)
+ void set_film (Film* f)
{
- _left_crop = l;
- _right_crop = r;
- _top_crop = t;
- _bottom_crop = b;
- resize ();
+ _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;
- int _left_crop;
- int _right_crop;
- int _top_crop;
- int _bottom_crop;
+ Crop _current_crop;
+ Crop _pending_crop;
};
BEGIN_EVENT_TABLE (ThumbPanel, wxPanel)
FilmViewer::FilmViewer (Film* f, wxWindow* p)
: wxPanel (p)
- , _film (f)
+ , _film (0)
{
_sizer = new wxBoxSizer (wxVERTICAL);
SetSizer (_sizer);
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);
- load_thumbnail (0);
+ set_thumbnail (0);
_slider->Connect (wxID_ANY, wxEVT_COMMAND_SLIDER_UPDATED, wxCommandEventHandler (FilmViewer::slider_changed), 0, this);
}
void
-FilmViewer::load_thumbnail (int n)
+FilmViewer::set_thumbnail (int n)
{
if (_film == 0 || _film->num_thumbs() <= n) {
return;
}
- _thumb_panel->load (_film->thumb_file(n));
-}
-
-void
-FilmViewer::reload_current_thumbnail ()
-{
- load_thumbnail (_slider->GetValue ());
+ _thumb_panel->set (_film->thumb_file(n));
}
void
FilmViewer::slider_changed (wxCommandEvent &)
{
- reload_current_thumbnail ();
+ set_thumbnail (_slider->GetValue ());
}
void
FilmViewer::film_changed (Film::Property p)
{
- if (p == Film::LEFT_CROP || p == Film::RIGHT_CROP || p == Film::TOP_CROP || p == Film::BOTTOM_CROP) {
- _thumb_panel->set_crop (_film->left_crop(), _film->right_crop(), _film->top_crop(), _film->bottom_crop ());
+ if (p == Film::CROP) {
+ _thumb_panel->set_crop (_film->crop ());
} else if (p == Film::THUMBS) {
if (_film && _film->num_thumbs() > 1) {
_slider->SetRange (0, _film->num_thumbs () - 1);
}
_slider->SetValue (0);
- reload_current_thumbnail ();
+ set_thumbnail (0);
} else if (p == Film::FORMAT) {
- reload_current_thumbnail ();
+ _thumb_panel->refresh ();
} else if (p == Film::CONTENT) {
setup_visibility ();
_film->examine_content ();
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 (Film::CROP);
film_changed (Film::THUMBS);
+ _thumb_panel->refresh ();
+ setup_visibility ();
}
void