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Visual preview for bed shape dialog

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This commit is contained in:
Alessandro Ranellucci 2014-08-03 00:20:55 +02:00
parent 3ff613d166
commit f462af20f9
7 changed files with 164 additions and 14 deletions
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139
lib/Slic3r/GUI/BedShapeDialog.pm
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@ -41,9 +41,10 @@ sub GetValue {
package Slic3r::GUI::BedShapePanel;
use List::Util qw(min max sum first);
use Slic3r::Geometry qw(PI X Y unscale scaled_epsilon);
use Wx qw(:dialog :id :misc :sizer :choicebook :filedialog wxTAB_TRAVERSAL);
use Wx::Event qw(EVT_CLOSE EVT_CHOICEBOOK_PAGE_CHANGED EVT_BUTTON);
use Slic3r::Geometry qw(PI X Y scale unscale scaled_epsilon deg2rad);
use Slic3r::Geometry::Clipper qw(intersection_pl);
use Wx qw(:font :id :misc :sizer :choicebook :filedialog :pen :brush wxTAB_TRAVERSAL);
use Wx::Event qw(EVT_CLOSE EVT_CHOICEBOOK_PAGE_CHANGED EVT_BUTTON EVT_PAINT);
use base 'Wx::Panel';
use constant SHAPE_RECTANGULAR => 0;
@ -114,12 +115,15 @@ sub new {
});
# right pane with preview canvas
my $canvas;
my $canvas = $self->{canvas} = Wx::Panel->new($self, -1, wxDefaultPosition, [250,-1], wxTAB_TRAVERSAL);
EVT_PAINT($canvas, sub {
$self->_repaint_canvas;
});
# main sizer
my $top_sizer = Wx::BoxSizer->new(wxHORIZONTAL);
$top_sizer->Add($sbsizer, 0, wxEXPAND | wxTOP | wxBOTTOM, 10);
$top_sizer->Add($canvas, 1, wxEXPAND | wxALL, 0) if $canvas;
$top_sizer->Add($canvas, 1, wxEXPAND | wxALL, 10) if $canvas;
$self->SetSizerAndFit($top_sizer);
@ -187,10 +191,12 @@ sub _update_shape {
if ($page_idx == SHAPE_RECTANGULAR) {
return if grep !defined($self->{"_$_"}), qw(rect_size rect_origin); # not loaded yet
my ($x, $y) = @{$self->{_rect_size}};
return if !$x || !$y; # empty strings
my ($x0, $y0) = (0,0);
my ($x1, $y1) = ($x,$y);
{
my ($dx, $dy) = @{$self->{_rect_origin}};
return if $dx eq '' || $dy eq ''; # empty strings
$x0 -= $dx;
$x1 -= $dx;
$y0 -= $dy;
@ -204,6 +210,7 @@ sub _update_shape {
];
} elsif ($page_idx == SHAPE_CIRCULAR) {
return if grep !defined($self->{"_$_"}), qw(diameter); # not loaded yet
return if !$self->{_diameter};
my $r = $self->{_diameter}/2;
my $twopi = 2*PI;
my $edges = 60;
@ -222,8 +229,130 @@ sub _update_shape {
sub _update_preview {
my ($self) = @_;
$self->{canvas}->Refresh if $self->{canvas};
}
sub _repaint_canvas {
my ($self) = @_;
my $canvas = $self->{canvas};
my $dc = Wx::PaintDC->new($canvas);
my ($cw, $ch) = $canvas->GetSizeWH;
return if $cw == 0; # when canvas is not rendered yet, size is 0,0
# turn $cw and $ch from sizes to max coordinates
$cw--;
$ch--;
my $cbb = Slic3r::Geometry::BoundingBoxf->new_from_points([
Slic3r::Pointf->new(0, 0),
Slic3r::Pointf->new($cw, $ch),
]);
# leave space for origin point
$cbb->set_x_min($cbb->x_min + 2);
$cbb->set_y_max($cbb->y_max - 2);
# leave space for origin label
$cbb->set_y_max($cbb->y_max - 10);
# read new size
($cw, $ch) = @{$cbb->size};
my $ccenter = $cbb->center;
# get bounding box of bed shape in G-code coordinates
my $bed_shape = $self->{bed_shape};
my $bed_polygon = Slic3r::Polygon->new_scale(@$bed_shape);
my $bb = Slic3r::Geometry::BoundingBoxf->new_from_points($bed_shape);
$bb->merge_point(Slic3r::Pointf->new(0,0)); # origin needs to be in the visible area
my ($bw, $bh) = @{$bb->size};
my $bcenter = $bb->center;
# calculate the scaling factor for fitting bed shape in canvas area
my $sfactor = min($cw/$bw, $ch/$bh);
my $shift = [
$ccenter->x - $bcenter->x * $sfactor,
$ccenter->y - $bcenter->y * $sfactor, #-
];
# prepare function to convert G-code coordinates into pixels
my $to_pixel = sub {
my ($point) = @_;
my $p = Slic3r::Pointf->new(@$point);
$p->scale($sfactor);
$p->translate(@$shift);
return [ $p->x + $cbb->x_min, $ch-$p->y + $cbb->y_min ]; #++
};
# draw bed fill
{
$dc->SetPen(Wx::Pen->new(Wx::Colour->new(0,0,0), 1, wxSOLID));
$dc->SetBrush(Wx::Brush->new(Wx::Colour->new(255,255,255), wxSOLID));
$dc->DrawPolygon([ map $to_pixel->($_), @$bed_shape ], 0, 0);
}
# draw grid
{
my $step = 10; # 1cm grid
my @polylines = ();
for (my $x = $bb->x_min - ($bb->x_min % $step) + $step; $x < $bb->x_max; $x += $step) {
push @polylines, Slic3r::Polyline->new_scale([$x, $bb->y_min], [$x, $bb->y_max]);
}
for (my $y = $bb->y_min - ($bb->y_min % $step) + $step; $y < $bb->y_max; $y += $step) {
push @polylines, Slic3r::Polyline->new_scale([$bb->x_min, $y], [$bb->x_max, $y]);
}
@polylines = @{intersection_pl(\@polylines, [$bed_polygon])};
$dc->SetPen(Wx::Pen->new(Wx::Colour->new(230,230,230), 1, wxSOLID));
$dc->DrawLine(map @{$to_pixel->([map unscale($_), @$_])}, @$_) for @polylines;
}
# draw bed contour
{
$dc->SetPen(Wx::Pen->new(Wx::Colour->new(0,0,0), 1, wxSOLID));
$dc->SetBrush(Wx::Brush->new(Wx::Colour->new(255,255,255), wxTRANSPARENT));
$dc->DrawPolygon([ map $to_pixel->($_), @$bed_shape ], 0, 0);
}
my $origin_px = $to_pixel->(Slic3r::Pointf->new(0,0));
# draw axes
{
my $axes_len = 50;
my $arrow_len = 6;
my $arrow_angle = deg2rad(45);
$dc->SetPen(Wx::Pen->new(Wx::Colour->new(255,0,0), 2, wxSOLID)); # red
my $x_end = Slic3r::Pointf->new($origin_px->[X] + $axes_len, $origin_px->[Y]);
$dc->DrawLine(@$origin_px, @$x_end);
foreach my $angle (-$arrow_angle, +$arrow_angle) {
my $end = $x_end->clone;
$end->translate(-$arrow_len, 0);
$end->rotate($angle, $x_end);
$dc->DrawLine(@$x_end, @$end);
}
$dc->SetPen(Wx::Pen->new(Wx::Colour->new(0,255,0), 2, wxSOLID)); # green
my $y_end = Slic3r::Pointf->new($origin_px->[X], $origin_px->[Y] - $axes_len);
$dc->DrawLine(@$origin_px, @$y_end);
foreach my $angle (-$arrow_angle, +$arrow_angle) {
my $end = $y_end->clone;
$end->translate(0, +$arrow_len);
$end->rotate($angle, $y_end);
$dc->DrawLine(@$y_end, @$end);
}
}
# draw origin
{
$dc->SetPen(Wx::Pen->new(Wx::Colour->new(0,0,0), 1, wxSOLID));
$dc->SetBrush(Wx::Brush->new(Wx::Colour->new(0,0,0), wxSOLID));
$dc->DrawCircle(@$origin_px, 3);
$dc->SetTextForeground(Wx::Colour->new(0,0,0));
$dc->SetFont(Wx::Font->new(10, wxDEFAULT, wxNORMAL, wxNORMAL));
$dc->DrawText("(0,0)", $origin_px->[X] + 1, $origin_px->[Y] + 2);
}
}
sub _init_shape_options_page {