mwindow->theme->czoom_y,
mwindow->theme->czoom_w);
zoom_panel->create_objects();
- auto_zoom = _(AUTO_ZOOM);
- zoom_panel->zoom_text->add_item(new BC_MenuItem(auto_zoom));
- if(!mwindow->edl->session->cwindow_scrollbars) zoom_panel->set_text(auto_zoom);
+ zoom_panel->zoom_text->add_item(new BC_MenuItem(auto_zoom = _(AUTO_ZOOM)));
+ if( !mwindow->edl->session->cwindow_scrollbars )
+ zoom_panel->set_text(auto_zoom);
// destination = new CWindowDestination(mwindow,
// this,
flash(0);
composite_panel->reposition_buttons(mwindow->theme->ccomposite_x,
- mwindow->theme->ccomposite_y);
+ mwindow->theme->ccomposite_y, mwindow->theme->ccomposite_h);
canvas->reposition_window(mwindow->edl,
mwindow->theme->ccanvas_x,
flush);
}
-
-void CWindowGUI::zoom_canvas(int do_auto, double value, int update_menu)
+float CWindowGUI::get_auto_zoom()
{
- if(do_auto)
- mwindow->edl->session->cwindow_scrollbars = 0;
- else
- mwindow->edl->session->cwindow_scrollbars = 1;
+ float conformed_w, conformed_h;
+ mwindow->edl->calculate_conformed_dimensions(0, conformed_w, conformed_h);
+ float zoom_x = canvas->w / conformed_w;
+ float zoom_y = canvas->h / conformed_h;
+ return zoom_x < zoom_y ? zoom_x : zoom_y;
+}
- float old_zoom = mwindow->edl->session->cwindow_zoom;
- float new_zoom = value;
- float x = canvas->w / 2.0;
- float y = canvas->h / 2.0;
- canvas->canvas_to_output(mwindow->edl,
- 0,
- x,
- y);
- x -= canvas->w_visible / 2 * old_zoom / new_zoom;
- y -= canvas->h_visible / 2 * old_zoom / new_zoom;
- if(update_menu)
- {
- if(do_auto)
- {
- zoom_panel->update(auto_zoom);
- }
- else
- {
- zoom_panel->update(value);
- }
+void CWindowGUI::zoom_canvas(double value, int update_menu)
+{
+ float x = 0, y = 0;
+ float zoom = !value ? get_auto_zoom() : value;
+ mwindow->edl->session->cwindow_scrollbars = !value ? 0 : 1;
+ if( value ) {
+ float cx = canvas->get_xscroll() + 0.5f*canvas->w_visible;
+ float cy = canvas->get_yscroll() + 0.5f*canvas->h_visible;
+ float output_x = cx, output_y = cy;
+ canvas->output_to_canvas(mwindow->edl, 0, cx, cy);
+ x = output_x - cx / zoom;
+ y = output_y - cy / zoom;
}
+ canvas->update_zoom((int)x, (int)y, zoom);
+
+ if( update_menu )
+ zoom_panel->update(value);
+ if( mwindow->edl->session->cwindow_operation == CWINDOW_ZOOM )
+ composite_panel->cpanel_zoom->update(zoom);
- canvas->update_zoom((int)x,
- (int)y,
- new_zoom);
canvas->reposition_window(mwindow->edl,
- mwindow->theme->ccanvas_x,
- mwindow->theme->ccanvas_y,
- mwindow->theme->ccanvas_w,
- mwindow->theme->ccanvas_h);
+ mwindow->theme->ccanvas_x, mwindow->theme->ccanvas_y,
+ mwindow->theme->ccanvas_w, mwindow->theme->ccanvas_h);
canvas->draw_refresh();
}
CWindowZoom::CWindowZoom(MWindow *mwindow, CWindowGUI *gui, int x, int y, int w)
- : ZoomPanel(mwindow,
- gui,
- (double)mwindow->edl->session->cwindow_zoom,
- x,
- y,
- w,
- my_zoom_table,
- total_zooms,
- ZOOM_PERCENTAGE)
+ : ZoomPanel(mwindow, gui, (double)mwindow->edl->session->cwindow_zoom,
+ x, y, w, my_zoom_table, total_zooms, ZOOM_PERCENTAGE)
{
this->mwindow = mwindow;
this->gui = gui;
{
}
-int CWindowZoom::handle_event()
+void CWindowZoom::update(double value)
{
- if(!strcasecmp(gui->auto_zoom, get_text()))
- {
- gui->zoom_canvas(1, get_value(), 0);
+ char string[BCSTRLEN];
+ const char *cp = string;
+ if( value ) {
+ this->value = value;
+ int frac = value >= 1.0f ? 1 :
+ value >= 0.1f ? 2 :
+ value >= .01f ? 3 : 4;
+ sprintf(string, "x %.*f", frac, value);
}
else
- {
- gui->zoom_canvas(0, get_value(), 0);
- }
+ cp = gui->auto_zoom;
+ ZoomPanel::update(cp);
+}
+int CWindowZoom::handle_event()
+{
+ double value = !strcasecmp(gui->auto_zoom, get_text()) ? 0 : get_value();
+ gui->zoom_canvas(value, 0);
return 1;
}
void CWindowCanvas::zoom_auto()
{
- gui->zoom_canvas(1, 1.0, 1);
+ gui->zoom_canvas(0, 1);
}
int CWindowCanvas::get_xscroll()
int CWindowCanvas::test_zoom(int &redraw)
{
int result = 0;
- float zoom = get_zoom();
- float x;
- float y;
-
- if(!mwindow->edl->session->cwindow_scrollbars)
- {
- mwindow->edl->session->cwindow_scrollbars = 1;
- zoom = 1.0;
- x = mwindow->edl->session->output_w / 2;
- y = mwindow->edl->session->output_h / 2;
- x = x - w / zoom / 2;
- y = y - h / zoom / 2;
- }
- else
- {
-// Cursor position relative to canvas
- x = get_cursor_x();
- y = get_cursor_y();
-// cursor position relative to output
- float output_x = x;
- float output_y = y;
- canvas_to_output(mwindow->edl,
- 0,
- output_x,
- output_y);
-
-//printf("CWindowCanvas::test_zoom 1 %f %f\n", x, y);
+ float x, y;
+ float zoom = 0;
+ if( mwindow->edl->session->cwindow_scrollbars ) {
+ if( *gui->zoom_panel->get_text() != 'x' ) {
// Find current zoom in table
- int current_index = 0;
- for(current_index = 0 ; current_index < total_zooms; current_index++)
- if(EQUIV(my_zoom_table[current_index], zoom)) break;
-
-
-// Zoom out
- if(get_buttonpress() == 5 ||
- gui->ctrl_down() ||
- gui->shift_down())
- {
- current_index--;
+ int idx = total_zooms; float old_zoom = get_zoom();
+ while( --idx >= 0 && !EQUIV(my_zoom_table[idx], old_zoom) );
+ if( idx >= 0 ) {
+ idx += get_buttonpress() == 5 ||
+ gui->ctrl_down() || gui->shift_down() ? -1 : +1 ;
+ CLAMP(idx, 0, total_zooms-1);
+ zoom = my_zoom_table[idx];
+ }
}
- else
-// Zoom in
- {
- current_index++;
+ x = get_cursor_x(); y = get_cursor_y();
+ if( !zoom ) {
+ mwindow->edl->session->cwindow_scrollbars = 0;
+ gui->zoom_panel->update(0);
+ zoom = gui->get_auto_zoom();
+ }
+ else {
+ gui->zoom_panel->ZoomPanel::update(zoom);
+ float output_x = x, output_y = y;
+ canvas_to_output(mwindow->edl, 0, output_x, output_y);
+ x = output_x - x / zoom;
+ y = output_y - y / zoom;
}
-
- CLAMP(current_index, 0, total_zooms - 1);
- zoom = my_zoom_table[current_index];
-
- x = output_x - x / zoom;
- y = output_y - y / zoom;
-
-
}
+ else {
+ mwindow->edl->session->cwindow_scrollbars = 1;
+ x = (mwindow->edl->session->output_w - w) / 2;
+ y = (mwindow->edl->session->output_h - h) / 2;
+ zoom = 1;
+ }
+ update_zoom((int)x, (int)y, zoom);
+ gui->composite_panel->cpanel_zoom->update(zoom);
-
- int x_i = (int)x;
- int y_i = (int)y;
-// check_boundaries(mwindow->edl, x_i, y_i, zoom);
-
-//printf("CWindowCanvas::test_zoom 2 %d %d\n", x_i, y_i);
-
- update_zoom(x_i,
- y_i,
- zoom);
reposition_window(mwindow->edl,
- mwindow->theme->ccanvas_x,
- mwindow->theme->ccanvas_y,
- mwindow->theme->ccanvas_w,
- mwindow->theme->ccanvas_h);
- redraw = 1;
- result = 1;
-
-
- gui->zoom_panel->update(zoom);
+ mwindow->theme->ccanvas_x, mwindow->theme->ccanvas_y,
+ mwindow->theme->ccanvas_w, mwindow->theme->ccanvas_h);
+ redraw = 1; result = 1;
return result;
}