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Undo/Redo to rotate, miror, split, cut, etc (#4100)

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* * Add UndoOperations package in Plater.pm
* Add undo/redo options to the plater menu with their icons.
* Add the 2 undo/redo stacks to Slic3r::GUI::Plater package.
* Add add_undo_operation, undo & redo sub routines to Slic3r::GUI::Plater.
* Add objet identifier variable to each newly created Slic3r::GUI::Plater::Object to keep track of objects referenced in the stacks of undo/redo.
* Add undo/redo to rotate, mirror, increase, remove.

* * Add undo/redo to cut operation.

* * Add undo/redo to split, decrease, change scale and reset.
* Fix pop and push error.a

* * Refactoring undo/redo functions.

* * Some fixes to undo/redo for  reset and decrease functions

* Some Fixes to undo/redo split, reset and cut operations.

* Improve undo/redo menu items sync.

* * limit the undo stack operations to save RAM.

* Remove debugging lines.

* Add undo/redo to Add models.

* Some Refactoring and some fixes.

* Some Refactoring.

Fixes #3265
This commit is contained in:
Ahmed Samir 2017-09-12 03:37:21 +02:00 committed by Joseph Lenox
parent 7e018f1d38
commit 1a2df5e491
4 changed files with 450 additions and 58 deletions
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16
lib/Slic3r/GUI/MainFrame.pm
View File

@ -191,6 +191,12 @@ sub _init_menubar {
my $selectMenu = $self->{plater_select_menu} = Wx::Menu->new;
wxTheApp->append_submenu($self->{plater_menu}, "Select", 'Select an object in the plater', $selectMenu, undef, 'brick.png');
}
wxTheApp->append_menu_item($self->{plater_menu}, "Undo\tCtrl+Z", 'Undo', sub {
$plater->undo;
}, undef, 'arrow_undo.png');
wxTheApp->append_menu_item($self->{plater_menu}, "Redo\tCtrl+Shift+Z", 'Redo', sub {
$plater->redo;
}, undef, 'arrow_redo.png');
wxTheApp->append_menu_item($self->{plater_menu}, "Select Next Object\tCtrl+Right", 'Select Next Object in the plater', sub {
$plater->select_next;
}, undef, 'arrow_right.png');
@ -331,12 +337,20 @@ sub is_loaded {
return $self->{loaded};
}
sub on_undo_redo_stacks_changed {
my $self = shift;
# Enable undo or redo if they have operations in their stack.
$self->{plater_menu}->Enable($self->{plater_menu}->FindItem("Undo\tCtrl+Z"), $#{$self->{plater}->{undo_stack}} < 0 ? 0 : 1);
$self->{plater_menu}->Enable( $self->{plater_menu}->FindItem("Redo\tCtrl+Shift+Z"), $#{$self->{plater}->{redo_stack}} < 0 ? 0 : 1);
}
sub on_plater_object_list_changed {
my ($self, $have_objects) = @_;
return if !defined $self->{plater_menu};
$self->{plater_menu}->Enable($_->GetId, $have_objects)
for $self->{plater_menu}->GetMenuItems;
$self->on_undo_redo_stacks_changed;
}
sub on_plater_selection_changed {
@ -345,6 +359,8 @@ sub on_plater_selection_changed {
return if !defined $self->{object_menu};
$self->{object_menu}->Enable($_->GetId, $have_selection)
for $self->{object_menu}->GetMenuItems;
$self->on_undo_redo_stacks_changed;
}
sub quick_slice {

404
lib/Slic3r/GUI/Plater.pm
View File

@ -1,5 +1,20 @@
# The "Plater" tab. It contains the "3D", "2D", "Preview" and "Layers" subtabs.
package Slic3r::GUI::Plater::UndoOperation;
use strict;
use warnings;
sub new{
my $class = shift;
my $self = {
type => shift,
object_identifier => shift,
attributes => shift,
};
bless ($self, $class);
return $self;
}
package Slic3r::GUI::Plater;
use strict;
use warnings;
@ -57,6 +72,15 @@ sub new {
# List of Perl objects Slic3r::GUI::Plater::Object, representing a 2D preview of the platter.
$self->{objects} = [];
# Objects identifier used for undo/redo operations. It's a one time id assigned to each newly created object.
$self->{object_identifier} = 0;
# Stack of undo operations.
$self->{undo_stack} = [];
# Stack of redo operations.
$self->{redo_stack} = [];
$self->{print}->set_status_cb(sub {
my ($percent, $message) = @_;
@ -857,11 +881,262 @@ sub config {
return $config;
}
sub get_object_index {
my $self = shift;
my ($object_indentifier) = @_;
return undef if !defined $object_indentifier;
for (my $i = 0; $i <= $#{$self->{objects}}; $i++){
if ($self->{objects}->[$i]->identifier eq $object_indentifier) {
return $i;
}
}
return undef;
}
sub add_undo_operation {
my $self = shift;
my @parameters = @_;
my $type = $parameters[0];
my $object_identifier = $parameters[1];
my @attributes = @parameters[2..$#parameters]; # operation values.
my $new_undo_operation = new Slic3r::GUI::Plater::UndoOperation($type, $object_identifier, \@attributes);
push @{$self->{undo_stack}}, $new_undo_operation;
$self->{redo_stack} = [];
$self->limit_undo_operations(8); # Current limit of undo/redo operations.
$self->GetFrame->on_undo_redo_stacks_changed;
return $new_undo_operation;
}
sub limit_undo_operations {
my ($self, $limit)= @_;
return if !defined $limit;
# Delete undo operations succeeded by 4 operations or more to save memory.
while ($#{$self->{undo_stack}} + 1 > $limit) {
print "Removing an old operation.\n";
splice @{$self->{undo_stack}}, 0, 1;
}
}
sub undo {
my $self = shift;
my $operation = pop @{$self->{undo_stack}};
return if !defined $operation;
push @{$self->{redo_stack}}, $operation;
my $type = $operation->{type};
if ($type eq "ROTATE") {
my $object_id = $operation->{object_identifier};
my $obj_idx = $self->get_object_index($object_id);
$self->select_object($obj_idx);
my $angle = $operation->{attributes}->[0];
my $axis = $operation->{attributes}->[1];
$self->rotate(-1 * $angle, $axis, 'true'); # Apply inverse transformation.
} elsif ($type eq "INCREASE") {
my $object_id = $operation->{object_identifier};
my $obj_idx = $self->get_object_index($object_id);
$self->select_object($obj_idx);
my $copies = $operation->{attributes}->[0];
$self->decrease($copies, 'true');
} elsif ($type eq "DECREASE") {
my $object_id = $operation->{object_identifier};
my $obj_idx = $self->get_object_index($object_id);
$self->select_object($obj_idx);
my $copies = $operation->{attributes}->[0];
$self->increase($copies, 'true');
} elsif ($type eq "MIRROR") {
my $object_id = $operation->{object_identifier};
my $obj_idx = $self->get_object_index($object_id);
$self->select_object($obj_idx);
my $axis = $operation->{attributes}->[0];
$self->mirror($axis, 'true');
} elsif ($type eq "REMOVE") {
my $_model = $operation->{attributes}->[0];
$self->load_model_objects(@{$_model->objects});
$self->{object_identifier}--; # Decrement the identifier as we will change the object identifier with the saved one.
$self->{objects}->[-1]->identifier($operation->{object_identifier});
} elsif ($type eq "CUT" || $type eq "SPLIT") {
# Delete the produced objects.
my $obj_identifiers_start = $operation->{attributes}->[2];
for (my $i_object = 0; $i_object < $#{$operation->{attributes}->[1]->objects} + 1; $i_object++) {
$self->remove($self->get_object_index($obj_identifiers_start++), 'true');
}
# Add the original object.
$self->load_model_objects(@{$operation->{attributes}->[0]->objects});
$self->{object_identifier}--;
$self->{objects}->[-1]->identifier($operation->{object_identifier}); # Add the original assigned identifier.
} elsif ($type eq "CHANGE_SCALE") {
my $object_id = $operation->{object_identifier};
my $obj_idx = $self->get_object_index($object_id);
$self->select_object($obj_idx);
my $axis = $operation->{attributes}->[0];
my $tosize = $operation->{attributes}->[1];
my $saved_scale = $operation->{attributes}->[3];
$self->changescale($axis, $tosize, $saved_scale, 'true');
} elsif ($type eq "RESET") {
# Revert changes to the plater object identifier. It's modified when adding new objects only not when undo/redo is executed.
my $current_objects_identifier = $self->{object_identifier};
my $_model = $operation->{attributes}->[0];
$self->load_model_objects(@{$_model->objects});
$self->{object_identifier} = $current_objects_identifier;
# don't forget the identifiers.
my $objects_count = $#{$operation->{attributes}->[0]->objects} + 1;
foreach my $identifier (@{$operation->{attributes}->[1]})
{
$self->{objects}->[-$objects_count]->identifier($identifier);
$objects_count--;
}
} elsif ($type eq "ADD") {
my $objects_count = $#{$operation->{attributes}->[0]->objects} + 1;
my $identifier_start = $operation->{attributes}->[1];
for (my $identifier = $identifier_start; $identifier < $objects_count + $identifier_start; $identifier++) {
my $obj_idx = $self->get_object_index($identifier);
$self->remove($obj_idx, 'true');
}
}
}
sub redo {
my $self = shift;
my $operation = pop @{$self->{redo_stack}};
return if !defined $operation;
push @{$self->{undo_stack}}, $operation;
my $type = $operation->{type};
if ($type eq "ROTATE") {
my $object_id = $operation->{object_identifier};
my $obj_idx = $self->get_object_index($object_id);
$self->select_object($obj_idx);
my $angle = $operation->{attributes}->[0];
my $axis = $operation->{attributes}->[1];
$self->rotate($angle, $axis, 'true');
} elsif ($type eq "INCREASE") {
my $object_id = $operation->{object_identifier};
my $obj_idx = $self->get_object_index($object_id);
$self->select_object($obj_idx);
my $copies = $operation->{attributes}->[0];
$self->increase($copies, 'true');
} elsif ($type eq "DECREASE") {
my $object_id = $operation->{object_identifier};
my $obj_idx = $self->get_object_index($object_id);
$self->select_object($obj_idx);
my $copies = $operation->{attributes}->[0];
$self->decrease($copies, 'true');
} elsif ($type eq "MIRROR") {
my $object_id = $operation->{object_identifier};
my $obj_idx = $self->get_object_index($object_id);
$self->select_object($obj_idx);
my $axis = $operation->{attributes}->[0];
$self->mirror($axis, 'true');
} elsif ($type eq "REMOVE") {
my $object_id = $operation->{object_identifier};
my $obj_idx = $self->get_object_index($object_id);
$self->select_object($obj_idx);
$self->remove(undef, 'true');
} elsif ($type eq "CUT" || $type eq "SPLIT") {
# Delete the org objects.
$self->remove($self->get_object_index($operation->{object_identifier}), 'true');
# Add the new objects and revert changes to the plater object identifier.
my $current_objects_identifier = $self->{object_identifier};
$self->load_model_objects(@{$operation->{attributes}->[1]->objects});
$self->{object_identifier} = $current_objects_identifier;
# Add their identifiers.
my $obj_identifiers_start = $operation->{attributes}->[2];
my $obj_count = $#{$operation->{attributes}->[1]->objects} + 1;
for (my $i_object = 0; $i_object <= $#{$operation->{attributes}->[1]->objects}; $i_object++){
$self->{objects}->[-$obj_count]->identifier($obj_identifiers_start++);
$obj_count--;
}
} elsif ($type eq "CHANGE_SCALE") {
my $object_id = $operation->{object_identifier};
my $obj_idx = $self->get_object_index($object_id);
$self->select_object($obj_idx);
my $axis = $operation->{attributes}->[0];
my $tosize = $operation->{attributes}->[1];
my $old_scale = $operation->{attributes}->[2];
$self->changescale($axis, $tosize, $old_scale, 'true');
} elsif ($type eq "RESET") {
$self->reset('true');
} elsif ($type eq "ADD") {
# Revert changes to the plater object identifier. It's modified when adding new objects only not when undo/redo is executed.
my $current_objects_identifier = $self->{object_identifier};
$self->load_model_objects(@{$operation->{attributes}->[0]->objects});
$self->{object_identifier} = $current_objects_identifier;
my $objects_count = $#{$operation->{attributes}->[0]->objects} + 1;
my $start_identifier = $operation->{attributes}->[1];
foreach my $object (@{$operation->{attributes}->[0]->objects})
{
$self->{objects}->[-$objects_count]->identifier($start_identifier++);
$objects_count--;
}
}
}
sub add {
my $self = shift;
# Save the current object identifier to track added objects.
my $start_object_id = $self->{object_identifier};
my @input_files = wxTheApp->open_model($self);
$self->load_file($_) for @input_files;
# Check if no objects are added.
if ($start_object_id == $self->{object_identifier}) {
return;
}
# Save the added objects.
my $new_model = $self->{model}->new;
# Get newly added objects count.
my $new_objects_count = $self->{object_identifier} - $start_object_id;
for (my $i_object = $start_object_id; $i_object < $new_objects_count + $start_object_id; $i_object++){
my $object_index = $self->get_object_index($i_object);
$new_model->add_object($self->{model}->get_object($object_index));
}
$self->add_undo_operation("ADD", undef, $new_model, $start_object_id);
}
sub add_tin {
@ -939,6 +1214,9 @@ sub load_file {
$process_dialog->Destroy;
# Empty the redo stack
$self->{redo_stack} = [];
return @obj_idx;
}
@ -962,8 +1240,10 @@ sub load_model_objects {
$o->repair;
push @{ $self->{objects} }, Slic3r::GUI::Plater::Object->new(
name => $model_object->name || basename($model_object->input_file),
name => $model_object->name || basename($model_object->input_file), identifier =>
$self->{object_identifier}++
);
push @obj_idx, $#{ $self->{objects} };
if ($model_object->instances_count == 0) {
@ -1028,7 +1308,7 @@ sub bed_centerf {
sub remove {
my $self = shift;
my ($obj_idx) = @_;
my ($obj_idx, $dont_push) = @_;
$self->stop_background_process;
@ -1041,6 +1321,11 @@ sub remove {
($obj_idx, undef) = $self->selected_object;
}
# Save the object identifier and copy the object for undo/redo operations.
my $object_id = $self->{objects}->[$obj_idx]->identifier;
my $new_model = Slic3r::Model->new; # store this before calling get_object()
$new_model->add_object($self->{model}->get_object($obj_idx));
splice @{$self->{objects}}, $obj_idx, 1;
$self->{model}->delete_object($obj_idx);
$self->{print}->delete_object($obj_idx);
@ -1048,10 +1333,14 @@ sub remove {
$self->select_object(undef);
$self->on_model_change;
if (!defined $dont_push) {
$self->add_undo_operation("REMOVE", $object_id, $new_model);
}
}
sub reset {
my $self = shift;
my ($self, $dont_push) = @_;
$self->stop_background_process;
@ -1059,6 +1348,18 @@ sub reset {
$self->{toolpaths2D}->enabled(0) if $self->{toolpaths2D};
$self->{preview3D}->enabled(0) if $self->{preview3D};
# Save the current model.
my $current_model = $self->{model}->clone;
if (!defined $dont_push) {
# Get the identifiers of the curent model objects.
my $objects_identifiers = [];
for (my $i = 0; $i <= $#{$self->{objects}}; $i++){
push @{$objects_identifiers}, $self->{objects}->[$i]->identifier;
}
$self->add_undo_operation("RESET", undef, $current_model, $objects_identifiers);
}
@{$self->{objects}} = ();
$self->{model}->clear_objects;
$self->{print}->clear_objects;
@ -1069,7 +1370,7 @@ sub reset {
}
sub increase {
my ($self, $copies) = @_;
my ($self, $copies, $dont_push) = @_;
$copies //= 1;
my ($obj_idx, $object) = $self->selected_object;
@ -1088,6 +1389,10 @@ sub increase {
$self->{print}->objects->[$obj_idx]->add_copy($instance->offset);
}
if (!defined $dont_push) {
$self->add_undo_operation("INCREASE", $object->identifier , $copies);
}
# only autoarrange if user has autocentering enabled
$self->stop_background_process;
if ($Slic3r::GUI::Settings->{_}{autocenter}) {
@ -1098,7 +1403,7 @@ sub increase {
}
sub decrease {
my ($self, $copies) = @_;
my ($self, $copies, $dont_push) = @_;
$copies //= 1;
$self->stop_background_process;
@ -1110,6 +1415,9 @@ sub decrease {
$model_object->delete_last_instance;
$self->{print}->objects->[$obj_idx]->delete_last_copy;
}
if (!defined $dont_push) {
$self->add_undo_operation("DECREASE", $object->identifier, $copies);
}
} else {
$self->remove;
}
@ -1159,7 +1467,7 @@ sub center_selected_object_on_bed {
sub rotate {
my $self = shift;
my ($angle, $axis) = @_;
my ($angle, $axis, $dont_push) = @_;
# angle is in degrees
$axis //= Z;
@ -1203,12 +1511,16 @@ sub rotate {
# update print and start background processing
$self->{print}->add_model_object($model_object, $obj_idx);
if (!defined $dont_push) {
$self->add_undo_operation("ROTATE", $object->identifier, $angle, $axis);
}
$self->selection_changed; # refresh info (size etc.)
$self->on_model_change;
}
sub mirror {
my ($self, $axis) = @_;
my ($self, $axis, $dont_push) = @_;
my ($obj_idx, $object) = $self->selected_object;
return if !defined $obj_idx;
@ -1230,12 +1542,16 @@ sub mirror {
$self->stop_background_process;
$self->{print}->add_model_object($model_object, $obj_idx);
if (!defined $dont_push) {
$self->add_undo_operation("MIRROR", $object->identifier, $axis);
}
$self->selection_changed; # refresh info (size etc.)
$self->on_model_change;
}
sub changescale {
my ($self, $axis, $tosize) = @_;
my ($self, $axis, $tosize, $saved_scale, $dont_push) = @_;
my ($obj_idx, $object) = $self->selected_object;
return if !defined $obj_idx;
@ -1249,9 +1565,12 @@ sub changescale {
my $object_size = $model_object->bounding_box->size;
my $bed_size = Slic3r::Polygon->new_scale(@{$self->{config}->bed_shape})->bounding_box->size;
my $old_scale;
my $scale;
if (defined $axis) {
my $axis_name = $axis == X ? 'X' : $axis == Y ? 'Y' : 'Z';
my $scale;
if (!defined $saved_scale) {
if ($tosize) {
my $cursize = $object_size->[$axis];
# Wx::GetNumberFromUser() does not support decimal numbers
@ -1261,12 +1580,18 @@ sub changescale {
$cursize, $self);
return if !$newsize || $newsize !~ /^\d*(?:\.\d*)?$/ || $newsize < 0;
$scale = $newsize / $cursize * 100;
$old_scale = $cursize / $newsize * 100;
} else {
# Wx::GetNumberFromUser() does not support decimal numbers
$scale = Wx::GetTextFromUser("Enter the scale % for the selected object:",
"Scale along $axis_name", 100, $self);
$scale =~ s/%$//;
return if !$scale || $scale !~ /^\d*(?:\.\d*)?$/ || $scale < 0;
$old_scale = 100 * 100 / $scale;
}
}
else {
$scale = $saved_scale;
}
# apply Z rotation before scaling
@ -1278,7 +1603,7 @@ sub changescale {
# object was already aligned to Z = 0, so no need to realign it
$self->make_thumbnail($obj_idx);
} else {
my $scale;
if (!defined $saved_scale) {
if ($tosize) {
my $cursize = max(@$object_size);
# Wx::GetNumberFromUser() does not support decimal numbers
@ -1286,14 +1611,19 @@ sub changescale {
"Scale", $cursize, $self);
return if !$newsize || $newsize !~ /^\d*(?:\.\d*)?$/ || $newsize < 0;
$scale = $model_instance->scaling_factor * $newsize / $cursize * 100;
$old_scale = $model_instance->scaling_factor * 100;
} else {
# max scale factor should be above 2540 to allow importing files exported in inches
# Wx::GetNumberFromUser() does not support decimal numbers
$scale = Wx::GetTextFromUser("Enter the scale % for the selected object:", 'Scale',
$model_instance->scaling_factor*100, $self);
$model_instance->scaling_factor * 100, $self);
return if !$scale || $scale !~ /^\d*(?:\.\d*)?$/ || $scale < 0;
$old_scale = $model_instance->scaling_factor * 100;
}
return if !$scale || $scale < 0;
} else {
$scale = $saved_scale;
}
$scale /= 100; # turn percent into factor
@ -1304,7 +1634,15 @@ sub changescale {
}
$_->set_scaling_factor($scale) for @{ $model_object->instances };
$object->transform_thumbnail($self->{model}, $obj_idx);
$scale *= 100;
}
# Add the new undo operation.
if (!defined $dont_push) {
$self->add_undo_operation("CHANGE_SCALE", $object->identifier, $axis, $tosize, $scale, $old_scale);
}
$model_object->update_bounding_box;
# update print and start background processing
@ -1329,7 +1667,7 @@ sub arrange {
}
sub split_object {
my $self = shift;
my ($self, $dont_push) = @_;
my ($obj_idx, $current_object) = $self->selected_object;
@ -1345,6 +1683,13 @@ sub split_object {
$self->pause_background_process;
# Save the curent model object for undo/redo operataions.
my $org_object_model = Slic3r::Model->new;
$org_object_model->add_object($current_model_object);
# Save the org object identifier.
my $object_id = $self->{objects}->[$obj_idx]->identifier;
my @model_objects = @{$current_model_object->split_object};
if (@model_objects == 1) {
$self->resume_background_process;
@ -1364,12 +1709,24 @@ sub split_object {
# remove the original object before spawning the object_loaded event, otherwise
# we'll pass the wrong $obj_idx to it (which won't be recognized after the
# thumbnail thread returns)
$self->remove($obj_idx);
$self->remove($obj_idx, 'true'); # Don't push to the undo stack it's considered a split opeation not a remove one.
$current_object = $obj_idx = undef;
# Save the object identifiers used in undo/redo operations.
my $new_objects_id_start = $self->{object_identifier};
print "The new object identifier start for split is " .$new_objects_id_start . "\n";
# load all model objects at once, otherwise the plate would be rearranged after each one
# causing original positions not to be kept
$self->load_model_objects(@model_objects);
# Create two models to save the current object and the resulted objects.
my $new_objects_model = Slic3r::Model->new;
foreach my $new_object (@model_objects) {
$new_objects_model->add_object($new_object);
}
$self->add_undo_operation("SPLIT", $object_id, $org_object_model, $new_objects_model, $new_objects_id_start);
}
sub toggle_print_stats {
@ -1949,6 +2306,9 @@ sub reload_from_disk {
# event, so the on_thumbnail_made callback is called with the wrong $obj_idx.
# When porting to C++ we'll probably have cleaner ways to do this.
$self->make_thumbnail($_-1) for @new_obj_idx;
# Empty the redo stack
$self->{redo_stack} = [];
}
sub export_object_stl {
@ -2236,7 +2596,22 @@ sub object_cut_dialog {
my $process_dialog = Wx::ProgressDialog->new('Loading…', "Loading new objects…", 100, $self, 0);
$process_dialog->Pulse;
$self->remove($obj_idx);
# Create two models to save the current object and the resulted objects.
my $new_objects_model = Slic3r::Model->new;
foreach my $new_object (@new_objects) {
$new_objects_model->add_object($new_object);
}
my $org_object_model = Slic3r::Model->new;
$org_object_model->add_object($self->{model}->get_object($obj_idx));
# Save the object identifiers used in undo/redo operations.
my $object_id = $self->{objects}->[$obj_idx]->identifier;
my $new_objects_id_start = $self->{object_identifier};
$self->add_undo_operation("CUT", $object_id, $org_object_model, $new_objects_model, $new_objects_id_start);
$self->remove($obj_idx, 'true');
$self->load_model_objects(grep defined($_), @new_objects);
$self->arrange if @new_objects <= 2; # don't arrange for grid cuts
@ -2626,6 +3001,7 @@ use List::Util qw(first);
use Slic3r::Geometry qw(X Y Z MIN MAX deg2rad);
has 'name' => (is => 'rw', required => 1);
has 'identifier' => (is => 'rw', required => 1);
has 'input_file' => (is => 'rw');
has 'input_file_obj_idx' => (is => 'rw');
has 'thumbnail' => (is => 'rw'); # ExPolygon::Collection in scaled model units with no transforms

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