diff options
Diffstat (limited to 'gtk2_ardour/imageframe_time_axis_group.cc')
| -rw-r--r-- | gtk2_ardour/imageframe_time_axis_group.cc | 458 |
1 files changed, 0 insertions, 458 deletions
diff --git a/gtk2_ardour/imageframe_time_axis_group.cc b/gtk2_ardour/imageframe_time_axis_group.cc deleted file mode 100644 index c3efbc9641..0000000000 --- a/gtk2_ardour/imageframe_time_axis_group.cc +++ /dev/null @@ -1,458 +0,0 @@ -/* - Copyright (C) 2003 Paul Davis - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - -*/ - -#include <algorithm> - -#include <gtkmm.h> -#include <gtkmm2ext/gtk_ui.h> - -#include "imageframe_time_axis_group.h" -#include "imageframe_time_axis_view.h" -#include "imageframe_view.h" -#include "imageframe_time_axis.h" -#include "region_selection.h" -#include "public_editor.h" -#include "gui_thread.h" - -#include "i18n.h" - -using namespace ARDOUR; - -PBD::Signal1<void,ImageFrameTimeAxisGroup*> ImageFrameTimeAxisGroup::CatchDeletion; - -//---------------------------------------------------------------------------------------// -// Constructor / Desctructor - -/** - * Constructs a new ImageFrameTimeAxisGroup. - * - * @param iftav the parent ImageFrameTimeAxis of this view helper - * @param group_id the unique name/id of this group - */ -ImageFrameTimeAxisGroup::ImageFrameTimeAxisGroup(ImageFrameTimeAxisView& iftav, const string & group_id) - : _view_helper(iftav), _group_id(group_id) -{ - selected_imageframe_item = 0; - is_selected = false; - - ImageFrameView::CatchDeletion.connect (*this, boost::bind (&ImageFrameTimeAxisGroup::remove_imageframe_item, this, _1), gui_context()); -} - -/** - * Destructor - * Responsible for destroying any Items that may have been added to this group - * - */ -ImageFrameTimeAxisGroup::~ImageFrameTimeAxisGroup() -{ - // Destroy all the ImageFramViews that we have - for(ImageFrameViewList::iterator iter = imageframe_views.begin(); iter != imageframe_views.end(); ++iter) - { - ImageFrameView* ifv = *iter; - - ImageFrameViewList::iterator next = iter; - next++; - - imageframe_views.erase(iter); - - delete ifv; - ifv = 0; - - iter = next; - } - - CatchDeletion; /* EMIT_SIGNAL */ -} - - -//---------------------------------------------------------------------------------------// -// Name/Id Accessors/Mutators - -/** - * Set the name/Id of this group. - * - * @param new_name the new name of this group - * @param src the identity of the object that initiated the change - */ -void -ImageFrameTimeAxisGroup::set_group_name(const string & new_name, void* src) -{ - if(_group_id != new_name) - { - std::string temp_name = _group_id; - _group_id = new_name; - NameChanged(_group_id, temp_name, src); /* EMIT_SIGNAL */ - } -} - -/** - * Returns the id of this group - * The group id must be unique upon a time axis - * - * @return the id of this group - */ -std::string -ImageFrameTimeAxisGroup::get_group_name() const -{ - return(_group_id); -} - - -//---------------------------------------------------------------------------------------// -// ui methods & data - -/** - * Sets the height of the time axis view and the item upon it - * - * @param height the new height - */ -int -ImageFrameTimeAxisGroup::set_item_heights(gdouble h) -{ - /* limit the values to something sane-ish */ - if (h < 10.0 || h > 1000.0) - { - return(-1); - } - - // set the heights of all the imaeg frame views within the group - for(ImageFrameViewList::const_iterator citer = imageframe_views.begin(); citer != imageframe_views.end(); ++citer) - { - (*citer)->set_height(h); - } - - return(0); -} - -/** - * Sets the current samples per unit. - * this method tells each item upon the time axis of the change - * - * @param spu the new samples per canvas unit value - */ -int -ImageFrameTimeAxisGroup::set_item_samples_per_pixel (double fpp) -{ - if (fpp < 1.0) { - return -1; - } - - for (ImageFrameViewList::const_iterator citer = imageframe_views.begin(); citer != imageframe_views.end(); ++citer) { - (*citer)->set_samples_per_pixel (fpp); - } - - return 0; -} - -/** - * Sets the color of the items contained uopn this view helper - * - * @param color the new base color - */ -void -ImageFrameTimeAxisGroup::apply_item_color(Gdk::Color& color) -{ - region_color = color; - for(ImageFrameViewList::const_iterator citer = imageframe_views.begin(); citer != imageframe_views.end(); citer++) - { - (*citer)->set_color (region_color); - } -} - - - -//---------------------------------------------------------------------------------------// -// child ImageFrameView methods - -/** - * Adds an ImageFrameView to the list of items upon this time axis view helper - * the new ImageFrameView is returned - * - * @param item_id the unique id of the new item - * @param image_id the id/name of the image data we are usin - * @param start the position the new item should be placed upon the time line - * @param duration the duration the new item should be placed upon the timeline - * @param rgb_data the rgb data of the image - * @param width the original image width of the rgb_data (not the size to display) - * @param height the irigianl height of the rgb_data - * @param num_channels the number of channles within the rgb_data - * @param src the identity of the object that initiated the change - */ -ImageFrameView* -ImageFrameTimeAxisGroup::add_imageframe_item(const string & frame_id, framepos_t start, framecnt_t duration, unsigned char* rgb_data, uint32_t width, uint32_t height, uint32_t num_channels, void* src) -{ - ImageFrameView* ifv = 0; - - //check that there is not already an imageframe with that id - if(get_named_imageframe_item(frame_id) == 0) - { - ifv = new ImageFrameView(frame_id, - _view_helper.canvas_item()->property_parent(), - &(_view_helper.trackview()), - this, - _view_helper.trackview().editor.get_current_zoom(), - region_color, - start, - duration, - rgb_data, - width, - height, - num_channels); - - imageframe_views.push_front(ifv); - ImageFrameAdded(ifv, src); /* EMIT_SIGNAL */ - } - - return(ifv); -} - - -/** - * Returns the named ImageFrameView or 0 if the named view does not exist on this view helper - * - * @param item_id the unique id of the item to search for - * @return the named ImageFrameView, or 0 if it is not held upon this view - */ -ImageFrameView* -ImageFrameTimeAxisGroup::get_named_imageframe_item(const string & frame_id) -{ - ImageFrameView* ifv = 0; - - for (ImageFrameViewList::const_iterator i = imageframe_views.begin(); i != imageframe_views.end(); ++i) - { - if (((ImageFrameView*)*i)->get_item_name() == frame_id) - { - ifv = ((ImageFrameView*)*i); - break; - } - } - return(ifv); -} - -/** - * Removes the currently selected ImageFrameView - * - * @param src the identity of the object that initiated the change - * @todo need to remoev this, the selected item within group is no longer - * used in favour of a time axis selected item - * @see add_imageframe_view - */ -void -ImageFrameTimeAxisGroup::remove_selected_imageframe_item(void* src) -{ - std::string frame_id; - - if(selected_imageframe_item) - { - ImageFrameViewList::iterator i; - - if((i = find(imageframe_views.begin(), imageframe_views.end(), selected_imageframe_item)) != imageframe_views.end()) - { - imageframe_views.erase(i); - frame_id = selected_imageframe_item->get_item_name(); - - // note that we delete the item here - delete(selected_imageframe_item); - selected_imageframe_item = 0; - - std::string track_id = _view_helper.trackview().name(); - ImageFrameRemoved(track_id, _group_id, frame_id, src); /* EMIT_SIGNAL */ - } - } - else - { - //cerr << "No Selected ImageFrame" << endl; - } -} - - -/** - * Removes and returns the named ImageFrameView from the list of ImageFrameViews held by this view helper - * - * @param item_id the ImageFrameView unique id to remove - * @param src the identity of the object that initiated the change - * @see add_imageframe_view - */ -ImageFrameView* -ImageFrameTimeAxisGroup::remove_named_imageframe_item(const string & frame_id, void* src) -{ - ImageFrameView* removed = 0; - - for(ImageFrameViewList::iterator iter = imageframe_views.begin(); iter != imageframe_views.end(); ++iter) - { - ImageFrameView* tempItem = *iter; - if(tempItem->get_item_name() == frame_id) - { - removed = tempItem; - imageframe_views.erase(iter); - - if (removed == selected_imageframe_item) - { - selected_imageframe_item = 0; - } - - std::string track_id = _view_helper.trackview().name(); - ImageFrameRemoved(track_id, _group_id, frame_id, src); /* EMIT_SIGNAL */ - - // break from the for loop - break; - } - iter++; - } - - return(removed); -} - -/** - * Removes ifv from the list of ImageFrameViews upon this TimeAxis. - * if ifv is not upon this TimeAxis, this method takes no action - * - * @param ifv the ImageFrameView to remove - */ -void -ImageFrameTimeAxisGroup::remove_imageframe_item (ImageFrameView* ifv) -{ - ENSURE_GUI_THREAD (*this, &ImageFrameTimeAxisGroup::remove_imageframe_item, ifv, src) - - ImageFrameViewList::iterator i; - - if((i = find (imageframe_views.begin(), imageframe_views.end(), ifv)) != imageframe_views.end()) { - imageframe_views.erase(i); - - std::string frame_id = ifv->get_item_name(); - std::string track_id = _view_helper.trackview().name(); - ImageFrameRemoved(track_id, _group_id, frame_id, src); /* EMIT_SIGNAL */ - } -} - -//---------------------------------------------------------------------------------------// -// Selected group methods - -/** - * Sets the currently selected item upon this time axis - * - * @param ifv the item to set selected - */ -//void -//ImageFrameTimeAxisGroup::set_selected_imageframe_item(ImageFrameView* ifv) -//{ -// if(selected_imageframe_item) -// { -// selected_imageframe_item->set_selected(false, this); -// } -// -// selected_imageframe_item = ifv; -// -// if(!ifv->get_selected()) -// { -// selected_imageframe_item->set_selected(true, this); -// } -//} - - -/** - * Sets the currently selected item upon this time axis to the named item - * - * @param item_id the name/id of the item to set selected - */ -//void -//ImageFrameTimeAxisGroup::set_selected_imageframe_item(std::string frame_id) -//{ -// selected_imageframe_item = get_named_imageframe_item(frame_id); -//} - - -/** - * Returns the currently selected item upon this time axis - * - * @return the currently selected item pon this time axis - */ -// ImageFrameView* -// ImageFrameTimeAxisGroup::get_selected_imageframe_item() -// { - // return(selected_imageframe_item); -// } - - - -/** - * Returns whether this grou pis currently selected - * - * @returns true if this group is currently selected - */ -bool -ImageFrameTimeAxisGroup::get_selected() const -{ - return(is_selected); -} - - -/** - * Sets he selected state of this group - * - * @param yn set true if this group is selected, false otherwise - */ -void -ImageFrameTimeAxisGroup::set_selected(bool yn) -{ - is_selected = yn; -} - - - -//---------------------------------------------------------------------------------------// -// Handle time axis removal - -/** - * Handles the Removal of this VisualTimeAxis - * This _needs_ to be called to alert others of the removal properly, ie where the source - * of the removal came from. - * - * XXX Although im not too happy about this method of doing things, I cant think of a cleaner method - * just now to capture the source of the removal - * - * @param src the identity of the object that initiated the change - */ -void -ImageFrameTimeAxisGroup::remove_this_group(void* src) -{ - /* - defer to idle loop, otherwise we'll delete this object - while we're still inside this function ... - */ - Glib::signal_idle().connect(sigc::bind(ptr_fun(&ImageFrameTimeAxisGroup::idle_remove_this_group), this, src)); -} - -/** - * Callback used to remove this group during the gtk idle loop - * This is used to avoid deleting the obejct while inside the remove_this_group - * method - * - * @param group the ImageFrameTimeAxisGroup to remove - * @param src the identity of the object that initiated the change - */ -gint -ImageFrameTimeAxisGroup::idle_remove_this_group(ImageFrameTimeAxisGroup* group, void* src) -{ - delete group; - group = 0; - group->GroupRemoved(group->get_group_name(), src); /* EMIT_SIGNAL */ - return(false); -} - |