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put the dc on the stack so it gets destroyed instead of on the heap.

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This commit is contained in:
Joseph Lenox 2018-05-13 11:01:17 -05:00
parent 294c9aaa18
commit cad9750384
1 changed files with 40 additions and 31 deletions
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71
src/GUI/Plater/Plate2D.cpp
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@ -46,7 +46,8 @@ void Plate2D::repaint(wxPaintEvent& e) {
// Need focus to catch keyboard events.
this->SetFocus();
auto dc {new wxAutoBufferedPaintDC(this)};
// create the device context.
wxAutoBufferedPaintDC dc(this);
const auto& size {wxSize(this->GetSize().GetWidth(), this->GetSize().GetHeight())};
@ -57,60 +58,63 @@ void Plate2D::repaint(wxPaintEvent& e) {
// Fill DC with the background on Windows & Linux/GTK.
const auto& brush_background {wxBrush(this->settings->color->BACKGROUND255(), wxBRUSHSTYLE_SOLID)};
const auto& pen_background {wxPen(this->settings->color->BACKGROUND255(), 1, wxPENSTYLE_SOLID)};
dc->SetPen(pen_background);
dc->SetBrush(brush_background);
dc.SetPen(pen_background);
dc.SetBrush(brush_background);
const auto& rect {this->GetUpdateRegion().GetBox()};
dc->DrawRectangle(rect.GetLeft(), rect.GetTop(), rect.GetWidth(), rect.GetHeight());
dc.DrawRectangle(rect.GetLeft(), rect.GetTop(), rect.GetWidth(), rect.GetHeight());
}
// Draw bed
{
dc->SetPen(this->print_center_pen);
dc->SetBrush(this->bed_brush);
dc.SetPen(this->print_center_pen);
dc.SetBrush(this->bed_brush);
auto tmp {scaled_points_to_pixel(this->bed_polygon, true)};
dc->DrawPolygon(tmp.size(), tmp.data(), 0, 0);
dc.DrawPolygon(tmp.size(), tmp.data(), 0, 0);
}
// draw print center
{
if (this->objects.size() > 0 && settings->autocenter) {
const auto center = this->unscaled_point_to_pixel(this->print_center);
dc->SetPen(print_center_pen);
dc->DrawLine(center.x, 0, center.x, size.y);
dc->DrawLine(0, center.y, size.x, center.y);
dc->SetTextForeground(wxColor(0,0,0));
dc->SetFont(wxFont(10, wxFONTFAMILY_ROMAN, wxFONTSTYLE_NORMAL, wxFONTWEIGHT_NORMAL));
dc.SetPen(print_center_pen);
dc.DrawLine(center.x, 0, center.x, size.y);
dc.DrawLine(0, center.y, size.x, center.y);
dc.SetTextForeground(wxColor(0,0,0));
dc.SetFont(wxFont(10, wxFONTFAMILY_ROMAN, wxFONTSTYLE_NORMAL, wxFONTWEIGHT_NORMAL));
dc->DrawLabel(wxString::Format("X = %.0f", this->print_center.x), wxRect(0,0, center.x*2, this->GetSize().GetHeight()), wxALIGN_CENTER_HORIZONTAL | wxALIGN_BOTTOM);
dc->DrawRotatedText(wxString::Format("Y = %.0f", this->print_center.y), 0, center.y + 15, 90);
dc.DrawLabel(wxString::Format("X = %.0f", this->print_center.x), wxRect(0,0, center.x*2, this->GetSize().GetHeight()), wxALIGN_CENTER_HORIZONTAL | wxALIGN_BOTTOM);
dc.DrawRotatedText(wxString::Format("Y = %.0f", this->print_center.y), 0, center.y + 15, 90);
}
}
// draw text if plate is empty
if (this->objects.size() == 0) {
dc->SetTextForeground(settings->color->BED_OBJECTS());
dc->SetFont(wxFont(14, wxFONTFAMILY_ROMAN, wxFONTSTYLE_NORMAL, wxFONTWEIGHT_NORMAL));
dc->DrawLabel(CANVAS_TEXT, wxRect(0,0, this->GetSize().GetWidth(), this->GetSize().GetHeight()), wxALIGN_CENTER_HORIZONTAL | wxALIGN_CENTER_VERTICAL);
dc.SetTextForeground(settings->color->BED_OBJECTS());
dc.SetFont(wxFont(14, wxFONTFAMILY_ROMAN, wxFONTSTYLE_NORMAL, wxFONTWEIGHT_NORMAL));
dc.DrawLabel(CANVAS_TEXT, wxRect(0,0, this->GetSize().GetWidth(), this->GetSize().GetHeight()), wxALIGN_CENTER_HORIZONTAL | wxALIGN_CENTER_VERTICAL);
} else {
// draw grid
dc->SetPen(grid_pen);
dc.SetPen(grid_pen);
// Assumption: grid of lines is arranged
// as adjacent pairs of wxPoints
for (auto i = 0U; i < grid.size(); i+=2) {
dc->DrawLine(grid[i], grid[i+1]);
dc.DrawLine(grid[i], grid[i+1]);
}
}
// Draw thumbnails
dc->SetPen(dark_pen);
dc.SetPen(dark_pen);
this->clean_instance_thumbnails();
for (auto& obj : this->objects) {
Slic3r::Log::info(LogChannel, LOG_WSTRING("Iterating over object " << obj.identifier));
auto model_object {this->model->objects.at(obj.identifier)};
Slic3r::Log::info(LogChannel, "at() didn't crash");
if (obj.thumbnail.expolygons.size() == 0)
continue; // if there's no thumbnail move on
for (size_t instance_idx = 0U; instance_idx < model_object->instances.size(); instance_idx++) {
auto& instance {model_object->instances.at(instance_idx)};
Slic3r::Log::info(LogChannel, LOG_WSTRING("Drawing polygon for " << obj.input_file));
if (obj.transformed_thumbnail.expolygons.size() == 0) continue;
auto thumbnail {obj.transformed_thumbnail}; // starts in unscaled model coords
@ -119,13 +123,16 @@ void Plate2D::repaint(wxPaintEvent& e) {
obj.instance_thumbnails.emplace_back(thumbnail);
if (0) { // object is dragged
dc->SetBrush(dragged_brush);
dc.SetBrush(dragged_brush);
} else if (obj.selected && obj.selected_instance >= 0 && obj.selected_instance == static_cast<int>(instance_idx)) {
dc->SetBrush(instance_brush);
Slic3r::Log::info(LogChannel, L"Using instance brush.");
dc.SetBrush(instance_brush);
} else if (obj.selected) {
dc->SetBrush(selected_brush);
Slic3r::Log::info(LogChannel, L"Using selection brush.");
dc.SetBrush(selected_brush);
} else {
dc->SetBrush(objects_brush);
Slic3r::Log::info(LogChannel, L"Using default objects brush.");
dc.SetBrush(objects_brush);
}
// porting notes: perl here seems to be making a single-item array of the
// thumbnail set.
@ -133,18 +140,20 @@ void Plate2D::repaint(wxPaintEvent& e) {
// and draw the contained expolygons
for (const auto& points : obj.instance_thumbnails.back().expolygons) {
auto poly { this->scaled_points_to_pixel(Polygon(points), true) };
dc->DrawPolygon(poly.size(), poly.data(), 0, 0);
dc.DrawPolygon(poly.size(), poly.data(), 0, 0);
Slic3r::Log::info(LogChannel, LOG_WSTRING("Drawing polygon for " << obj.input_file));
}
// TODO draw bounding box if that debug option is turned on.
// if sequential printing is enabled and more than one object, draw clearance area
if (this->config->get<ConfigOptionBool>("complete_objects") &&
std::count_if(this->model->objects.cbegin(), this->model->objects.cend(), [](const ModelObject* o){ return o->instances.size() > 0; }) > 1) {
auto clearance {offset(thumbnail.convex_hull(), (scale_(this->config->get<ConfigOptionFloat>("extruder_clearance_radius")) / 2.0), 1.0, ClipperLib::jtRound, scale_(0.1))};
dc->SetPen(this->clearance_pen);
dc->SetBrush(this->transparent_brush);
dc.SetPen(this->clearance_pen);
dc.SetBrush(this->transparent_brush);
auto poly { this->scaled_points_to_pixel(Polygon(clearance.front()), true) };
dc->DrawPolygon(poly.size(), poly.data(), 0, 0);
dc.DrawPolygon(poly.size(), poly.data(), 0, 0);
}
}
}
@ -162,12 +171,12 @@ void Plate2D::repaint(wxPaintEvent& e) {
// Calculate the offset hull and draw the points.
if (tmp_cont.size() > 0) {
dc->SetPen(this->skirt_pen);
dc->SetBrush(this->transparent_brush);
dc.SetPen(this->skirt_pen);
dc.SetBrush(this->transparent_brush);
auto skirt {offset(Slic3r::Geometry::convex_hull(tmp_cont),
scale_(this->config->get<ConfigOptionFloat>("brim_width") + this->config->get<ConfigOptionFloat>("skirt_distance")), 1.0, ClipperLib::jtRound, scale_(0.1))};
auto poly { this->scaled_points_to_pixel(skirt.front(), true) };
dc->DrawPolygon(poly.size(), poly.data(), 0, 0);
dc.DrawPolygon(poly.size(), poly.data(), 0, 0);
}
}