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#include "2DBed.hpp"
#include <wx/dcbuffer.h>
#include "BoundingBox.hpp"
#include "Geometry.hpp"
#include "ClipperUtils.hpp"
namespace Slic3r {
namespace GUI {
void Bed_2D::repaint()
{
wxAutoBufferedPaintDC dc(this);
auto cw = GetSize().GetWidth();
auto ch = GetSize().GetHeight();
// when canvas is not rendered yet, size is 0, 0
if (cw == 0) return ;
if (m_user_drawn_background) {
// On all systems the AutoBufferedPaintDC() achieves double buffering.
// On MacOS the background is erased, on Windows the background is not erased
// and on Linux / GTK the background is erased to gray color.
// Fill DC with the background on Windows & Linux / GTK.
auto color = wxSystemSettings::GetColour(wxSYS_COLOUR_3DLIGHT); //GetSystemColour
dc.SetPen(*new wxPen(color, 1, wxPENSTYLE_SOLID));
dc.SetBrush(*new wxBrush(color, wxBRUSHSTYLE_SOLID));
auto rect = GetUpdateRegion().GetBox();
dc.DrawRectangle(rect.GetLeft(), rect.GetTop(), rect.GetWidth(), rect.GetHeight());
}
// turn cw and ch from sizes to max coordinates
cw--;
ch--;
auto cbb = BoundingBoxf(Vec2d(0, 0),Vec2d(cw, ch));
// leave space for origin point
cbb.min(0) += 4;
cbb.max -= Vec2d(4., 4.);
// leave space for origin label
cbb.max(1) -= 13;
// read new size
cw = cbb.size()(0);
ch = cbb.size()(1);
auto ccenter = cbb.center();
// get bounding box of bed shape in G - code coordinates
auto bed_shape = m_bed_shape;
auto bed_polygon = Polygon::new_scale(m_bed_shape);
auto bb = BoundingBoxf(m_bed_shape);
bb.merge(Vec2d(0, 0)); // origin needs to be in the visible area
auto bw = bb.size()(0);
auto bh = bb.size()(1);
auto bcenter = bb.center();
// calculate the scaling factor for fitting bed shape in canvas area
auto sfactor = std::min(cw/bw, ch/bh);
auto shift = Vec2d(
ccenter(0) - bcenter(0) * sfactor,
ccenter(1) - bcenter(1) * sfactor
);
m_scale_factor = sfactor;
m_shift = Vec2d(shift(0) + cbb.min(0),
shift(1) - (cbb.max(1) - GetSize().GetHeight()));
// draw bed fill
dc.SetBrush(wxBrush(wxColour(255, 255, 255), wxSOLID));
wxPointList pt_list;
for (auto pt: m_bed_shape)
{
Point pt_pix = to_pixels(pt);
pt_list.push_back(new wxPoint(pt_pix(0), pt_pix(1)));
}
dc.DrawPolygon(&pt_list, 0, 0);
// draw grid
auto step = 10; // 1cm grid
Polylines polylines;
for (auto x = bb.min(0) - fmod(bb.min(0), step) + step; x < bb.max(0); x += step) {
polylines.push_back(Polyline::new_scale({ Vec2d(x, bb.min(1)), Vec2d(x, bb.max(1)) }));
}
for (auto y = bb.min(1) - fmod(bb.min(1), step) + step; y < bb.max(1); y += step) {
polylines.push_back(Polyline::new_scale({ Vec2d(bb.min(0), y), Vec2d(bb.max(0), y) }));
}
polylines = intersection_pl(polylines, bed_polygon);
dc.SetPen(wxPen(wxColour(230, 230, 230), 1, wxSOLID));
for (auto pl : polylines)
{
for (size_t i = 0; i < pl.points.size()-1; i++){
Point pt1 = to_pixels(unscale(pl.points[i]));
Point pt2 = to_pixels(unscale(pl.points[i+1]));
dc.DrawLine(pt1(0), pt1(1), pt2(0), pt2(1));
}
}
// draw bed contour
dc.SetPen(wxPen(wxColour(0, 0, 0), 1, wxSOLID));
dc.SetBrush(wxBrush(wxColour(0, 0, 0), wxTRANSPARENT));
dc.DrawPolygon(&pt_list, 0, 0);
auto origin_px = to_pixels(Vec2d(0, 0));
// draw axes
auto axes_len = 50;
auto arrow_len = 6;
auto arrow_angle = Geometry::deg2rad(45.0);
dc.SetPen(wxPen(wxColour(255, 0, 0), 2, wxSOLID)); // red
auto x_end = Vec2d(origin_px(0) + axes_len, origin_px(1));
dc.DrawLine(wxPoint(origin_px(0), origin_px(1)), wxPoint(x_end(0), x_end(1)));
for (auto angle : { -arrow_angle, arrow_angle }){
auto end = Eigen::Translation2d(x_end) * Eigen::Rotation2Dd(angle) * Eigen::Translation2d(- x_end) * Eigen::Vector2d(x_end(0) - arrow_len, x_end(1));
dc.DrawLine(wxPoint(x_end(0), x_end(1)), wxPoint(end(0), end(1)));
}
dc.SetPen(wxPen(wxColour(0, 255, 0), 2, wxSOLID)); // green
auto y_end = Vec2d(origin_px(0), origin_px(1) - axes_len);
dc.DrawLine(wxPoint(origin_px(0), origin_px(1)), wxPoint(y_end(0), y_end(1)));
for (auto angle : { -arrow_angle, arrow_angle }) {
auto end = Eigen::Translation2d(y_end) * Eigen::Rotation2Dd(angle) * Eigen::Translation2d(- y_end) * Eigen::Vector2d(y_end(0), y_end(1) + arrow_len);
dc.DrawLine(wxPoint(y_end(0), y_end(1)), wxPoint(end(0), end(1)));
}
// draw origin
dc.SetPen(wxPen(wxColour(0, 0, 0), 1, wxSOLID));
dc.SetBrush(wxBrush(wxColour(0, 0, 0), wxSOLID));
dc.DrawCircle(origin_px(0), origin_px(1), 3);
static const auto origin_label = wxString("(0,0)");
dc.SetTextForeground(wxColour(0, 0, 0));
dc.SetFont(wxFont(10, wxDEFAULT, wxNORMAL, wxNORMAL));
auto extent = dc.GetTextExtent(origin_label);
const auto origin_label_x = origin_px(0) <= cw / 2 ? origin_px(0) + 1 : origin_px(0) - 1 - extent.GetWidth();
const auto origin_label_y = origin_px(1) <= ch / 2 ? origin_px(1) + 1 : origin_px(1) - 1 - extent.GetHeight();
dc.DrawText(origin_label, origin_label_x, origin_label_y);
// draw current position
if (m_pos!= Vec2d(0, 0)) {
auto pos_px = to_pixels(m_pos);
dc.SetPen(wxPen(wxColour(200, 0, 0), 2, wxSOLID));
dc.SetBrush(wxBrush(wxColour(200, 0, 0), wxTRANSPARENT));
dc.DrawCircle(pos_px(0), pos_px(1), 5);
dc.DrawLine(pos_px(0) - 15, pos_px(1), pos_px(0) + 15, pos_px(1));
dc.DrawLine(pos_px(0), pos_px(1) - 15, pos_px(0), pos_px(1) + 15);
}
m_painted = true;
}
// convert G - code coordinates into pixels
Point Bed_2D::to_pixels(Vec2d point){
auto p = point * m_scale_factor + m_shift;
return Point(p(0), GetSize().GetHeight() - p(1));
}
void Bed_2D::mouse_event(wxMouseEvent event){
if (!m_interactive) return;
if (!m_painted) return;
auto pos = event.GetPosition();
auto point = to_units(Point(pos.x, pos.y));
if (event.LeftDown() || event.Dragging()) {
if (m_on_move)
m_on_move(point) ;
Refresh();
}
}
// convert pixels into G - code coordinates
Vec2d Bed_2D::to_units(Point point){
return (Vec2d(point(0), GetSize().GetHeight() - point(1)) - m_shift) * (1. / m_scale_factor);
}
void Bed_2D::set_pos(Vec2d pos){
m_pos = pos;
Refresh();
}
} // GUI
} // Slic3r
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