317 lines
11 KiB
Perl
317 lines
11 KiB
Perl
# The bed shape dialog.
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# The dialog opens from Print Settins tab -> Bed Shape: Set...
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package Slic3r::GUI::BedShapeDialog;
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use strict;
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use warnings;
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use utf8;
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use List::Util qw(min max);
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use Slic3r::Geometry qw(X Y unscale);
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use Wx qw(:dialog :id :misc :sizer :choicebook wxTAB_TRAVERSAL);
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use Wx::Event qw(EVT_CLOSE);
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use base 'Wx::Dialog';
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sub new {
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my $class = shift;
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my ($parent, $default) = @_;
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my $self = $class->SUPER::new($parent, -1, "Bed Shape", wxDefaultPosition, [350,700], wxDEFAULT_DIALOG_STYLE | wxRESIZE_BORDER);
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$self->{panel} = my $panel = Slic3r::GUI::BedShapePanel->new($self, $default);
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my $main_sizer = Wx::BoxSizer->new(wxVERTICAL);
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$main_sizer->Add($panel, 1, wxEXPAND);
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$main_sizer->Add($self->CreateButtonSizer(wxOK | wxCANCEL), 0, wxEXPAND);
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$self->SetSizer($main_sizer);
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$self->SetMinSize($self->GetSize);
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$main_sizer->SetSizeHints($self);
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# needed to actually free memory
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EVT_CLOSE($self, sub {
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$self->EndModal(wxID_OK);
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$self->Destroy;
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});
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return $self;
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}
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sub GetValue {
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my ($self) = @_;
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return $self->{panel}->GetValue;
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}
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package Slic3r::GUI::BedShapePanel;
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use List::Util qw(min max sum first);
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use Scalar::Util qw(looks_like_number);
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use Slic3r::Geometry qw(PI X Y unscale scaled_epsilon);
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use Wx qw(:font :id :misc :sizer :choicebook :filedialog :pen :brush wxTAB_TRAVERSAL);
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use Wx::Event qw(EVT_CLOSE EVT_CHOICEBOOK_PAGE_CHANGED EVT_BUTTON);
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use base 'Wx::Panel';
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use constant SHAPE_RECTANGULAR => 0;
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use constant SHAPE_CIRCULAR => 1;
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use constant SHAPE_CUSTOM => 2;
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sub new {
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my $class = shift;
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my ($parent, $default) = @_;
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my $self = $class->SUPER::new($parent, -1);
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$self->on_change(undef);
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my $box = Wx::StaticBox->new($self, -1, "Shape");
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my $sbsizer = Wx::StaticBoxSizer->new($box, wxVERTICAL);
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# shape options
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$self->{shape_options_book} = Wx::Choicebook->new($self, -1, wxDefaultPosition, [300,-1], wxCHB_TOP);
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$sbsizer->Add($self->{shape_options_book});
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$self->{optgroups} = [];
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{
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my $optgroup = $self->_init_shape_options_page('Rectangular');
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$optgroup->append_single_option_line(Slic3r::GUI::OptionsGroup::Option->new(
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opt_id => 'rect_size',
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type => 'point',
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label => 'Size',
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tooltip => 'Size in X and Y of the rectangular plate.',
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default => [200,200],
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));
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$optgroup->append_single_option_line(Slic3r::GUI::OptionsGroup::Option->new(
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opt_id => 'rect_origin',
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type => 'point',
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label => 'Origin',
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tooltip => 'Distance of the 0,0 G-code coordinate from the front left corner of the rectangle.',
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default => [0,0],
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));
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}
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{
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my $optgroup = $self->_init_shape_options_page('Circular');
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$optgroup->append_single_option_line(Slic3r::GUI::OptionsGroup::Option->new(
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opt_id => 'diameter',
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type => 'f',
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label => 'Diameter',
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tooltip => 'Diameter of the print bed. It is assumed that origin (0,0) is located in the center.',
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sidetext => 'mm',
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default => 200,
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));
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}
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{
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my $optgroup = $self->_init_shape_options_page('Custom');
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$optgroup->append_line(Slic3r::GUI::OptionsGroup::Line->new(
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full_width => 1,
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widget => sub {
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my ($parent) = @_;
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my $btn = Wx::Button->new($parent, -1, "Load shape from STL...", wxDefaultPosition, wxDefaultSize);
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EVT_BUTTON($self, $btn, sub { $self->_load_stl });
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return $btn;
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}
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));
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}
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EVT_CHOICEBOOK_PAGE_CHANGED($self, -1, sub {
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$self->_update_shape;
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});
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# right pane with preview canvas
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my $canvas = $self->{canvas} = Slic3r::GUI::2DBed->new($self);
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# main sizer
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my $top_sizer = Wx::BoxSizer->new(wxHORIZONTAL);
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$top_sizer->Add($sbsizer, 0, wxEXPAND | wxTOP | wxBOTTOM, 10);
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$top_sizer->Add($canvas, 1, wxEXPAND | wxALL, 10) if $canvas;
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$self->SetSizerAndFit($top_sizer);
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$self->_set_shape($default);
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$self->_update_preview;
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return $self;
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}
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sub on_change {
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my ($self, $cb) = @_;
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$self->{on_change} = $cb // sub {};
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}
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# Called from the constructor.
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# Set the initial bed shape from a list of points.
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# Deduce the bed shape type (rect, circle, custom)
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# This routine shall be smart enough if the user messes up
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# with the list of points in the ini file directly.
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sub _set_shape {
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my ($self, $points) = @_;
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# is this a rectangle?
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if (@$points == 4) {
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my $polygon = Slic3r::Polygon->new_scale(@$points);
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my $lines = $polygon->lines;
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if ($lines->[0]->parallel_to_line($lines->[2]) && $lines->[1]->parallel_to_line($lines->[3])) {
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# okay, it's a rectangle
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# find origin
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# the || 0 hack prevents "-0" which might confuse the user
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my $x_min = min(map $_->[X], @$points) || 0;
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my $x_max = max(map $_->[X], @$points) || 0;
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my $y_min = min(map $_->[Y], @$points) || 0;
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my $y_max = max(map $_->[Y], @$points) || 0;
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my $origin = [-$x_min, -$y_min];
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$self->{shape_options_book}->SetSelection(SHAPE_RECTANGULAR);
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my $optgroup = $self->{optgroups}[SHAPE_RECTANGULAR];
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$optgroup->set_value('rect_size', [ $x_max-$x_min, $y_max-$y_min ]);
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$optgroup->set_value('rect_origin', $origin);
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$self->_update_shape;
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return;
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}
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}
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# is this a circle?
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{
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# Analyze the array of points. Do they reside on a circle?
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my $polygon = Slic3r::Polygon->new_scale(@$points);
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my $center = $polygon->bounding_box->center;
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my @vertex_distances = map $center->distance_to($_), @$polygon;
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my $avg_dist = sum(@vertex_distances)/@vertex_distances;
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if (!defined first { abs($_ - $avg_dist) > 10*scaled_epsilon } @vertex_distances) {
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# all vertices are equidistant to center
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$self->{shape_options_book}->SetSelection(SHAPE_CIRCULAR);
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my $optgroup = $self->{optgroups}[SHAPE_CIRCULAR];
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$optgroup->set_value('diameter', sprintf("%.0f", unscale($avg_dist*2)));
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$self->_update_shape;
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return;
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}
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}
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if (@$points < 3) {
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# Invalid polygon. Revert to default bed dimensions.
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$self->{shape_options_book}->SetSelection(SHAPE_RECTANGULAR);
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my $optgroup = $self->{optgroups}[SHAPE_RECTANGULAR];
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$optgroup->set_value('rect_size', [200, 200]);
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$optgroup->set_value('rect_origin', [0, 0]);
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$self->_update_shape;
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return;
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}
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# This is a custom bed shape, use the polygon provided.
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$self->{shape_options_book}->SetSelection(SHAPE_CUSTOM);
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# Copy the polygon to the canvas, make a copy of the array.
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$self->{canvas}->bed_shape([@$points]);
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$self->_update_shape;
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}
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# Update the bed shape from the dialog fields.
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sub _update_shape {
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my ($self) = @_;
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my $page_idx = $self->{shape_options_book}->GetSelection;
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if ($page_idx == SHAPE_RECTANGULAR) {
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my $rect_size = $self->{optgroups}[SHAPE_RECTANGULAR]->get_value('rect_size');
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my $rect_origin = $self->{optgroups}[SHAPE_RECTANGULAR]->get_value('rect_origin');
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my ($x, $y) = @$rect_size;
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return if !looks_like_number($x) || !looks_like_number($y); # empty strings or '-' or other things
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return if !$x || !$y or $x == 0 or $y == 0;
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my ($x0, $y0) = (0,0);
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my ($x1, $y1) = ($x ,$y);
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{
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my ($dx, $dy) = @$rect_origin;
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return if !looks_like_number($dx) || !looks_like_number($dy); # empty strings or '-' or other things
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$x0 -= $dx;
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$x1 -= $dx;
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$y0 -= $dy;
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$y1 -= $dy;
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}
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$self->{canvas}->bed_shape([
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[$x0,$y0],
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[$x1,$y0],
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[$x1,$y1],
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[$x0,$y1],
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]);
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} elsif ($page_idx == SHAPE_CIRCULAR) {
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my $diameter = $self->{optgroups}[SHAPE_CIRCULAR]->get_value('diameter');
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return if !$diameter or $diameter == 0;
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my $r = $diameter/2;
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my $twopi = 2*PI;
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my $edges = 60;
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my $polygon = Slic3r::Polygon->new_scale(
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map [ $r * cos $_, $r * sin $_ ],
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map { $twopi/$edges*$_ } 1..$edges
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);
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$self->{canvas}->bed_shape([
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map [ unscale($_->x), unscale($_->y) ], @$polygon #))
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]);
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}
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$self->{on_change}->();
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$self->_update_preview;
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}
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sub _update_preview {
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my ($self) = @_;
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$self->{canvas}->Refresh if $self->{canvas};
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$self->Refresh;
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}
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# Called from the constructor.
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# Create a panel for a rectangular / circular / custom bed shape.
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sub _init_shape_options_page {
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my ($self, $title) = @_;
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my $panel = Wx::Panel->new($self->{shape_options_book});
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my $optgroup;
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push @{$self->{optgroups}}, $optgroup = Slic3r::GUI::OptionsGroup->new(
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parent => $panel,
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title => 'Settings',
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label_width => 100,
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on_change => sub {
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my ($opt_id) = @_;
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#$self->{"_$opt_id"} = $optgroup->get_value($opt_id);
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$self->_update_shape;
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},
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);
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$panel->SetSizerAndFit($optgroup->sizer);
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$self->{shape_options_book}->AddPage($panel, $title);
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return $optgroup;
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}
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# Loads an stl file, projects it to the XY plane and calculates a polygon.
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sub _load_stl {
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my ($self) = @_;
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my $dialog = Wx::FileDialog->new($self, 'Choose a file to import bed shape from (STL/OBJ/AMF/PRUSA):', "", "", &Slic3r::GUI::MODEL_WILDCARD, wxFD_OPEN | wxFD_FILE_MUST_EXIST);
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if ($dialog->ShowModal != wxID_OK) {
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$dialog->Destroy;
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return;
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}
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my $input_file = $dialog->GetPaths;
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$dialog->Destroy;
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my $model = Slic3r::Model->read_from_file($input_file);
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my $mesh = $model->mesh;
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my $expolygons = $mesh->horizontal_projection;
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if (@$expolygons == 0) {
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Slic3r::GUI::show_error($self, "The selected file contains no geometry.");
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return;
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}
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if (@$expolygons > 1) {
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Slic3r::GUI::show_error($self, "The selected file contains several disjoint areas. This is not supported.");
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return;
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}
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my $polygon = $expolygons->[0]->contour;
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$self->{canvas}->bed_shape([ map [ unscale($_->x), unscale($_->y) ], @$polygon ]);
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$self->_update_preview();
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}
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# Returns the resulting bed shape polygon. This value will be stored to the ini file.
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sub GetValue {
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my ($self) = @_;
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return $self->{canvas}->bed_shape;
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}
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1;
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