202 lines
6.7 KiB
C++
202 lines
6.7 KiB
C++
#include "2DBed.hpp"
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#include "GUI_App.hpp"
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#include <wx/dcbuffer.h>
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#include "libslic3r/BoundingBox.hpp"
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#include "libslic3r/Geometry.hpp"
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#include "libslic3r/ClipperUtils.hpp"
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namespace Slic3r {
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namespace GUI {
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Bed_2D::Bed_2D(wxWindow* parent) :
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wxPanel(parent, wxID_ANY, wxDefaultPosition, wxSize(25 * wxGetApp().em_unit(), -1), wxTAB_TRAVERSAL)
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{
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SetBackgroundStyle(wxBG_STYLE_PAINT); // to avoid assert message after wxAutoBufferedPaintDC
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#ifdef __APPLE__
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m_user_drawn_background = false;
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#endif /*__APPLE__*/
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Bind(wxEVT_PAINT, ([this](wxPaintEvent &/* e */) { repaint(); }));
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Bind(wxEVT_LEFT_DOWN, ([this](wxMouseEvent &event) { mouse_event(event); }));
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Bind(wxEVT_MOTION, ([this](wxMouseEvent &event) { mouse_event(event); }));
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Bind(wxEVT_SIZE, ([this](wxSizeEvent & /* e */) { Refresh(); }));
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}
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void Bed_2D::repaint()
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{
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wxAutoBufferedPaintDC dc(this);
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auto cw = GetSize().GetWidth();
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auto ch = GetSize().GetHeight();
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// when canvas is not rendered yet, size is 0, 0
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if (cw == 0) return ;
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if (m_user_drawn_background) {
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// On all systems the AutoBufferedPaintDC() achieves double buffering.
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// On MacOS the background is erased, on Windows the background is not erased
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// and on Linux / GTK the background is erased to gray color.
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// Fill DC with the background on Windows & Linux / GTK.
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auto color = wxSystemSettings::GetColour(wxSYS_COLOUR_3DLIGHT); //GetSystemColour
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dc.SetPen(*new wxPen(color, 1, wxPENSTYLE_SOLID));
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dc.SetBrush(*new wxBrush(color, wxBRUSHSTYLE_SOLID));
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auto rect = GetUpdateRegion().GetBox();
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dc.DrawRectangle(rect.GetLeft(), rect.GetTop(), rect.GetWidth(), rect.GetHeight());
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}
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// turn cw and ch from sizes to max coordinates
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cw--;
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ch--;
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auto cbb = BoundingBoxf(Vec2d(0, 0),Vec2d(cw, ch));
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// leave space for origin point
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cbb.min(0) += 4;
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cbb.max -= Vec2d(4., 4.);
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// leave space for origin label
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cbb.max(1) -= 13;
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// read new size
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cw = cbb.size()(0);
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ch = cbb.size()(1);
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auto ccenter = cbb.center();
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// get bounding box of bed shape in G - code coordinates
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auto bed_shape = m_bed_shape;
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auto bed_polygon = Polygon::new_scale(m_bed_shape);
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auto bb = BoundingBoxf(m_bed_shape);
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bb.merge(Vec2d(0, 0)); // origin needs to be in the visible area
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auto bw = bb.size()(0);
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auto bh = bb.size()(1);
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auto bcenter = bb.center();
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// calculate the scaling factor for fitting bed shape in canvas area
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auto sfactor = std::min(cw/bw, ch/bh);
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auto shift = Vec2d(
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ccenter(0) - bcenter(0) * sfactor,
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ccenter(1) - bcenter(1) * sfactor
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);
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m_scale_factor = sfactor;
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m_shift = Vec2d(shift(0) + cbb.min(0),
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shift(1) - (cbb.max(1) - GetSize().GetHeight()));
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// draw bed fill
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dc.SetBrush(wxBrush(wxColour(255, 255, 255), wxBRUSHSTYLE_SOLID));
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wxPointList pt_list;
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for (auto pt: m_bed_shape)
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{
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Point pt_pix = to_pixels(pt);
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pt_list.push_back(new wxPoint(pt_pix(0), pt_pix(1)));
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}
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dc.DrawPolygon(&pt_list, 0, 0);
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// draw grid
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auto step = 10; // 1cm grid
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Polylines polylines;
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for (auto x = bb.min(0) - fmod(bb.min(0), step) + step; x < bb.max(0); x += step) {
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polylines.push_back(Polyline::new_scale({ Vec2d(x, bb.min(1)), Vec2d(x, bb.max(1)) }));
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}
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for (auto y = bb.min(1) - fmod(bb.min(1), step) + step; y < bb.max(1); y += step) {
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polylines.push_back(Polyline::new_scale({ Vec2d(bb.min(0), y), Vec2d(bb.max(0), y) }));
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}
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polylines = intersection_pl(polylines, bed_polygon);
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dc.SetPen(wxPen(wxColour(230, 230, 230), 1, wxPENSTYLE_SOLID));
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for (auto pl : polylines)
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{
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for (size_t i = 0; i < pl.points.size()-1; i++) {
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Point pt1 = to_pixels(unscale(pl.points[i]));
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Point pt2 = to_pixels(unscale(pl.points[i+1]));
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dc.DrawLine(pt1(0), pt1(1), pt2(0), pt2(1));
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}
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}
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// draw bed contour
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dc.SetPen(wxPen(wxColour(0, 0, 0), 1, wxPENSTYLE_SOLID));
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dc.SetBrush(wxBrush(wxColour(0, 0, 0), wxBRUSHSTYLE_TRANSPARENT));
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dc.DrawPolygon(&pt_list, 0, 0);
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auto origin_px = to_pixels(Vec2d(0, 0));
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// draw axes
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auto axes_len = 50;
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auto arrow_len = 6;
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auto arrow_angle = Geometry::deg2rad(45.0);
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dc.SetPen(wxPen(wxColour(255, 0, 0), 2, wxPENSTYLE_SOLID)); // red
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auto x_end = Vec2d(origin_px(0) + axes_len, origin_px(1));
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dc.DrawLine(wxPoint(origin_px(0), origin_px(1)), wxPoint(x_end(0), x_end(1)));
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for (auto angle : { -arrow_angle, arrow_angle }) {
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auto end = Eigen::Translation2d(x_end) * Eigen::Rotation2Dd(angle) * Eigen::Translation2d(- x_end) * Eigen::Vector2d(x_end(0) - arrow_len, x_end(1));
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dc.DrawLine(wxPoint(x_end(0), x_end(1)), wxPoint(end(0), end(1)));
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}
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dc.SetPen(wxPen(wxColour(0, 255, 0), 2, wxPENSTYLE_SOLID)); // green
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auto y_end = Vec2d(origin_px(0), origin_px(1) - axes_len);
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dc.DrawLine(wxPoint(origin_px(0), origin_px(1)), wxPoint(y_end(0), y_end(1)));
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for (auto angle : { -arrow_angle, arrow_angle }) {
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auto end = Eigen::Translation2d(y_end) * Eigen::Rotation2Dd(angle) * Eigen::Translation2d(- y_end) * Eigen::Vector2d(y_end(0), y_end(1) + arrow_len);
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dc.DrawLine(wxPoint(y_end(0), y_end(1)), wxPoint(end(0), end(1)));
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}
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// draw origin
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dc.SetPen(wxPen(wxColour(0, 0, 0), 1, wxPENSTYLE_SOLID));
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dc.SetBrush(wxBrush(wxColour(0, 0, 0), wxBRUSHSTYLE_SOLID));
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dc.DrawCircle(origin_px(0), origin_px(1), 3);
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static const auto origin_label = wxString("(0,0)");
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dc.SetTextForeground(wxColour(0, 0, 0));
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dc.SetFont(wxFont(10, wxFONTFAMILY_DEFAULT, wxFONTSTYLE_NORMAL, wxFONTWEIGHT_NORMAL));
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auto extent = dc.GetTextExtent(origin_label);
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const auto origin_label_x = origin_px(0) <= cw / 2 ? origin_px(0) + 1 : origin_px(0) - 1 - extent.GetWidth();
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const auto origin_label_y = origin_px(1) <= ch / 2 ? origin_px(1) + 1 : origin_px(1) - 1 - extent.GetHeight();
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dc.DrawText(origin_label, origin_label_x, origin_label_y);
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// draw current position
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if (m_pos!= Vec2d(0, 0)) {
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auto pos_px = to_pixels(m_pos);
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dc.SetPen(wxPen(wxColour(200, 0, 0), 2, wxPENSTYLE_SOLID));
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dc.SetBrush(wxBrush(wxColour(200, 0, 0), wxBRUSHSTYLE_TRANSPARENT));
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dc.DrawCircle(pos_px(0), pos_px(1), 5);
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dc.DrawLine(pos_px(0) - 15, pos_px(1), pos_px(0) + 15, pos_px(1));
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dc.DrawLine(pos_px(0), pos_px(1) - 15, pos_px(0), pos_px(1) + 15);
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}
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m_painted = true;
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}
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// convert G - code coordinates into pixels
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Point Bed_2D::to_pixels(Vec2d point)
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{
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auto p = point * m_scale_factor + m_shift;
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return Point(p(0), GetSize().GetHeight() - p(1));
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}
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void Bed_2D::mouse_event(wxMouseEvent event)
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{
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if (!m_interactive) return;
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if (!m_painted) return;
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auto pos = event.GetPosition();
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auto point = to_units(Point(pos.x, pos.y));
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if (event.LeftDown() || event.Dragging()) {
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if (m_on_move)
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m_on_move(point) ;
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Refresh();
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}
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}
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// convert pixels into G - code coordinates
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Vec2d Bed_2D::to_units(Point point)
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{
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return (Vec2d(point(0), GetSize().GetHeight() - point(1)) - m_shift) * (1. / m_scale_factor);
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}
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void Bed_2D::set_pos(Vec2d pos)
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{
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m_pos = pos;
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Refresh();
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}
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} // GUI
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} // Slic3r
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