X-Git-Url: http://git.cinelerra-gg.org/git/?a=blobdiff_plain;f=cinelerra-5.1%2Fcinelerra%2Flabels.C;fp=cinelerra-5.1%2Fcinelerra%2Flabels.C;h=933985e5297dd984b99c38de10da3515e360808a;hb=30bdb85eb33a8ee7ba675038a86c6be59c43d7bd;hp=0000000000000000000000000000000000000000;hpb=52fcc46226f9df46f9ce9d0566dc568455a7db0b;p=goodguy%2Fhistory.git

diff --git a/cinelerra-5.1/cinelerra/labels.C b/cinelerra-5.1/cinelerra/labels.C
new file mode 100644
index 00000000..933985e5
--- /dev/null
+++ b/cinelerra-5.1/cinelerra/labels.C
@@ -0,0 +1,596 @@
+
+/*
+ * CINELERRA
+ * Copyright (C) 2008 Adam Williams <broadcast at earthling dot net>
+ *
+ * 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ */
+
+#include "clip.h"
+#include "edl.h"
+#include "edlsession.h"
+#include "filexml.h"
+#include "labels.h"
+#include "mwindow.h"
+#include "mwindowgui.h"
+#include "patchbay.h"
+#include "recordlabel.h"
+#include "mainsession.h"
+#include "theme.h"
+#include "timebar.h"
+#include <string.h>
+
+
+
+Labels::Labels(EDL *edl, const char *xml_tag)
+ : List<Label>()
+{
+	this->edl = edl;
+	this->xml_tag = xml_tag;
+}
+
+Labels::~Labels()
+{
+	delete_all();
+}
+
+void Labels::dump(FILE *fp)
+{
+	for(Label *current = first; current; current = NEXT)
+	{
+		fprintf(fp, "  label: %f '%s'\n", current->position, current->textstr);
+	}
+}
+
+void Labels::insert_labels(Labels *labels, double start, double length, int paste_silence)
+{
+	Label *new_label;
+	Label *old_label;
+
+
+//printf("Labels::insert_labels 1 %f\n", start);
+
+// Insert silence in old labels
+	if(paste_silence)
+	{
+		for(old_label = first; old_label; old_label = old_label->next)
+		{
+			if(old_label->position > start ||
+				edl->equivalent(old_label->position, start))
+				old_label->position += length;
+		}
+	}
+
+
+// Insert one new label at a time
+	for(new_label = labels->first; new_label; new_label = new_label->next)
+	{
+		int exists = 0;
+//printf("Labels::insert_labels 2 %f\n", new_label->position + start);
+
+// Check every old label for existence
+		for(old_label = first; old_label; old_label = old_label->next)
+		{
+			if(edl->equivalent(old_label->position, new_label->position + start))
+			{
+				exists = 1;
+				break;
+			}
+			else
+			if(old_label->position > new_label->position + start)
+				break;
+		}
+
+		if(!exists)
+		{
+			if(old_label)
+				insert_before(old_label, new Label(edl, this, new_label->position + start, new_label->textstr));
+			else
+				append(new Label(edl, this, new_label->position + start, new_label->textstr));
+		}
+	}
+}
+
+
+void Labels::insert_label(double position)
+{
+	int exists = 0;
+	Label *old_label = 0;
+
+// Check every old label for existence
+	for(old_label = first; old_label; old_label = old_label->next)
+	{
+		if(edl->equivalent(old_label->position, position))
+		{
+			exists = 1;
+			break;
+		}
+		else
+		if(old_label->position > position)
+			break;
+	}
+
+	if(!exists)
+	{
+		if(old_label)
+			insert_before(old_label, new Label(edl, this, position));
+		else
+			append(new Label(edl, this, position));
+	}
+}
+
+
+int Labels::toggle_label(double start, double end)
+{
+	Label *current;
+//printf("Labels::toggle_label 1 %f %f\n", start, end);
+
+// handle selection start
+// find label the selectionstart is after
+	for(current = first;
+		current && current->position < start && !edl->equivalent(current->position, start);
+		current = NEXT)
+	{
+//printf("Labels::toggle_label 2 %f %f %f\n", start, end, current->position);
+		;
+	}
+
+	if(current)
+	{
+//printf("Labels::toggle_label 3 %f %f %f\n", start, end, current->position);
+		if(edl->equivalent(current->position, start))
+		{        // remove it
+//printf("Labels::toggle_label 1\n");
+			remove(current);
+		}
+		else
+		{        // insert before it
+			current = insert_before(current, new Label(edl, this, start, ""));
+		}
+	}
+	else
+	{           // insert after last
+//printf("Labels::toggle_label 1\n");
+		current = append(new Label(edl, this, start, ""));
+	}
+
+// handle selection end
+	if(!EQUIV(start, end))
+	{
+//printf("Labels::toggle_label 2 %.16e %.16e\n", start, end);
+// find label the selectionend is after
+		for(current = first;
+			current && current->position < end && !edl->equivalent(current->position, end);
+			current = NEXT)
+		{
+			;
+		}
+
+		if(current)
+		{
+			if(edl->equivalent(current->position, end))
+			{
+				remove(current);
+			}
+			else
+			{
+				current = insert_before(current, new Label(edl, this, end, ""));
+			}
+		}
+		else
+		{
+			current = append(new Label(edl, this, end, ""));
+		}
+	}
+	return 0;
+}
+
+Label *Labels::add_label(double position)
+{
+	Label *current;
+	for(current = first;
+		current && current->position < position;
+		current = NEXT)
+	{
+		if( edl->equivalent(current->position, position) ) return 0;
+	}
+
+	if(current)
+	{
+		current = insert_before(current, new Label(edl, this, position));
+	}
+	else
+	{
+		current = append(new Label(edl, this, position));
+	}
+	return current;
+}
+
+int Labels::delete_all()
+{
+	while(last)
+		remove(last);
+	return 0;
+}
+
+int Labels::copy(double start, double end, FileXML *xml)
+{
+	xml->tag.set_title("LABELS");
+	xml->append_tag();
+	xml->append_newline();
+
+	Label *current;
+	for(current = label_of(start);
+		current && current->position <= end;
+		current = NEXT)
+	{
+		xml->tag.set_title("LABEL");
+		xml->tag.set_property("TIME", (double)current->position - start);
+		xml->tag.set_property("TEXTSTR", current->textstr);
+//printf("Labels::copy %f\n", current->position - start);
+		xml->append_tag();
+		xml->tag.set_title("/LABEL");
+		xml->append_tag();
+		xml->append_newline();
+	}
+
+	xml->tag.set_title("/LABELS");
+	xml->append_tag();
+	xml->append_newline();
+	xml->append_newline();
+	return 0;
+}
+
+int Labels::copy_length(long start, long end) // return number of Labels in selection
+{
+	int result = 0;
+	Label *current;
+
+	for(current = label_of(start); current && current->position <= end; current = NEXT)
+	{
+		result++;
+	}
+	return result;
+}
+
+void Labels::copy_from(Labels *labels)
+{
+	while(last) delete last;
+
+	for(Label *current = labels->first; current; current = NEXT)
+	{
+		append(new Label(edl, this, current->position, current->textstr));
+	}
+}
+
+
+Labels& Labels::operator=(Labels &that)
+{
+	copy_from(&that);
+printf("Labels::operator= 1\n");
+	return *this;
+}
+
+
+int Labels::save(FileXML *xml)
+// Note: Normally the saving of Labels is done by Labels::copy()
+{
+	xml->tag.set_title("LABELS");
+	xml->append_tag();
+	xml->append_newline();
+
+	Label *current;
+
+	for(current = first; current; current = NEXT)
+	{
+		xml->tag.set_title("LABEL");
+		xml->tag.set_property("TIME", (double)current->position);
+		xml->tag.set_property("TEXTSTR", current->textstr);
+		xml->append_tag();
+		xml->tag.set_title("/LABEL");
+		xml->append_tag();
+		xml->append_newline();
+	}
+
+	xml->append_newline();
+	xml->tag.set_title("/LABELS");
+	xml->append_tag();
+	xml->append_newline();
+	xml->append_newline();
+	return 0;
+}
+
+int Labels::load(FileXML *xml, uint32_t load_flags)
+{
+	int result = 0;
+	char string1[BCTEXTLEN], string2[BCTEXTLEN];
+
+	sprintf(string1, "/%s", xml_tag);
+	strcpy(string2, xml_tag);
+	string2[strlen(string2) - 1] = 0;
+
+	do{
+		result = xml->read_tag();
+		if(!result)
+		{
+			if(xml->tag.title_is(string1))
+			{
+				result = 1;
+			}
+			else
+			if(xml->tag.title_is(string2))
+			{
+				double position = xml->tag.get_property("TIME", (double)-1);
+				if(position < 0)
+					position = xml->tag.get_property("SAMPLE", (double)-1);
+//printf("Labels::load %f\n", position);
+				if(position > -1)
+				{
+					Label *current = label_of(position);
+					current = insert_before(current, new Label(edl, this, position, ""));
+					xml->tag.get_property("TEXTSTR", current->textstr);
+				}
+			}
+			else
+			if(xml->tag.title_is("INPOINT"))
+			{
+				double position = xml->tag.get_property("TIME", (double)-1);
+				if(position < 0)
+					position = xml->tag.get_property("SAMPLE", (double)-1);
+				if(position > -1)
+				{
+					;
+				}
+			}
+			else
+			if(xml->tag.title_is("OUTPOINT"))
+			{
+				double position = xml->tag.get_property("TIME", (double)-1);
+				if(position < 0)
+					position = xml->tag.get_property("SAMPLE", (double)-1);
+				if(position > -1)
+				{
+					;
+				}
+			}
+		}
+	}while(!result);
+	return 0;
+}
+
+
+
+int Labels::clear(double start, double end, int follow)
+{
+	Label *current;
+	Label *next;
+
+//printf("Labels::clear 1\n");
+	current = label_of(start);
+//printf("Labels::clear 2\n");
+// remove selected labels
+	while(current && current->position < end)
+	{
+		next = NEXT;
+		delete current;
+		current = next;
+	}
+// Shift later labels
+//printf("Labels::clear 3\n");
+	if(follow)
+	{
+		while(current)
+		{
+			current->position -= end - start;   // shift labels forward
+			current = NEXT;
+		}
+//printf("Labels::clear 4\n");
+		optimize();
+//printf("Labels::clear 5\n");
+	}
+
+	return 0;
+}
+
+
+Label* Labels::prev_label(double position)
+{
+	Label *current;
+
+// Test for label under cursor position
+	for(current = first;
+		current && !edl->equivalent(current->position, position);
+		current = NEXT)
+		;
+
+// Test for label after cursor position
+	if(!current)
+		for(current = first;
+			current && current->position < position;
+			current = NEXT)
+			;
+
+// Test for label before cursor position
+	if(!current)
+		current = last;
+	else
+// Get previous label
+		current = PREVIOUS;
+
+	return current;
+}
+
+Label* Labels::next_label(double position)
+{
+	Label *current;
+
+// Test for label under cursor position
+	for(current = first;
+		current && !edl->equivalent(current->position, position);
+		current = NEXT)
+		;
+
+// Test for label before cursor position
+	if(!current)
+		for(current = last;
+			current && current->position > position;
+			current = PREVIOUS)
+			;
+
+// Test for label after cursor position
+	if(!current)
+		current = first;
+	else
+// Get next label
+		current = NEXT;
+
+	return current;
+}
+
+int Labels::insert(double start, double length)
+{      // shift every label including the first one back
+	Label *current;
+
+	for(current = label_of(start); current; current = NEXT)
+	{
+		current->position += length;
+	}
+	return 0;
+}
+
+int Labels::paste_silence(double start, double end)
+{
+	insert(start, end - start);
+	optimize();
+	return 0;
+}
+
+int Labels::modify_handles(double oldposition,
+	double newposition,
+	int currentend,
+	int handle_mode,
+	int edit_labels)
+{
+	if(edit_labels &&
+		handle_mode == MOVE_ALL_EDITS)
+	{
+		if(currentend == 0)          // left handle
+		{
+			if(newposition < oldposition)
+			{
+				insert(oldposition, oldposition - newposition);    // shift all labels right
+			}
+			else
+			{
+				clear(oldposition, newposition);   // clear selection
+			}
+		}
+		else
+		{                            // right handle
+			if(newposition < oldposition)
+			{
+				clear(newposition, oldposition);
+			}
+			else
+			{
+				insert(oldposition, newposition - oldposition);
+			}
+		}
+	}
+	return 0;
+}
+
+int Labels::optimize()
+{
+	int result = 1;
+	Label *current;
+
+	while(result)
+	{
+		result = 0;
+
+		for(current = first; current && NEXT && !result;)
+		{
+			Label *next = NEXT;
+			if(current->position == next->position)
+			{
+				delete current;
+				result  = 1;
+			}
+			current = next;
+		}
+	}
+	return 0;
+}
+
+Label* Labels::label_of(double position)
+{
+	Label *current;
+
+	for(current = first; current; current = NEXT)
+	{
+		if(current->position >= position) return current;
+	}
+	return 0;
+}
+
+
+
+
+
+
+
+
+
+
+Label::Label()
+ : ListItem<Label>()
+{
+}
+
+Label::Label(EDL *edl, Labels *labels, double position, const char *textstr)
+ : ListItem<Label>()
+{
+	this->edl = edl;
+	this->labels = labels;
+	this->position = position;
+	strcpy(this->textstr, textstr ? textstr : "");
+}
+
+
+Label::~Label()
+{
+//	if(toggle) delete toggle;
+}
+
+LabelToggle::LabelToggle(MWindow *mwindow,
+	Label *label,
+	int x,
+	int y,
+	long position)
+ : BC_Label(x, y, 0)
+{
+	this->mwindow = mwindow;
+	this->label = label;
+}
+
+LabelToggle::~LabelToggle() { }
+
+int LabelToggle::handle_event()
+{
+	return 0;
+}
+