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OrthoBackgroundPanel.cpp
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OrthoBackgroundPanel.cpp
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#include "OrthoBackgroundPanel.h"
#include "i18n.h"
#include "iscenegraph.h"
#include "registry/registry.h"
#include <wx/checkbox.h>
#include <wx/filepicker.h>
#include <wx/slider.h>
#include <wx/spinctrl.h>
#include <wx/stattext.h>
#include "OverlayRegistryKeys.h"
#include "util/ScopedBoolLock.h"
namespace ui
{
OrthoBackgroundPanel::OrthoBackgroundPanel(wxWindow* parent): DockablePanel(parent)
{
setupDialog();
initialiseWidgets();
}
namespace
{
constexpr int LABEL_INDENT = 5;
wxStaticText* makeLabel(wxWindow* parent, const std::string& text) {
wxStaticText* label = new wxStaticText(parent, wxID_ANY, text);
label->SetLabelMarkup(text);
return label;
}
void addSliderRow(wxWindow* parent, wxSizer& sizer, const std::string& label,
wxSlider* slider, wxSpinCtrlDouble* spinner)
{
sizer.Add(makeLabel(parent, label), 0, wxALL, LABEL_INDENT);
wxBoxSizer* rightPanel = new wxBoxSizer(wxHORIZONTAL);
rightPanel->Add(slider, 1);
rightPanel->Add(spinner);
sizer.Add(rightPanel, 1, wxEXPAND);
}
}
wxSpinCtrlDouble* OrthoBackgroundPanel::makeSpinner(wxWindow* parent, float min, float max, float increment)
{
auto* spinner = new wxSpinCtrlDouble(parent, wxID_ANY);
spinner->SetRange(min, max);
spinner->SetIncrement(increment);
spinner->SetDigits(2); // decimal places
spinner->Bind(wxEVT_SPINCTRLDOUBLE, [this](wxSpinDoubleEvent& ev) {
onSpinChange(ev);
});
return spinner;
}
void OrthoBackgroundPanel::setupDialog()
{
// Top-level vbox
auto* mainSizer = new wxBoxSizer(wxVERTICAL);
// "Use image" checkbox
_cb.useImage = new wxCheckBox(this, wxID_ANY, _("Use background image"));
_cb.useImage->SetValue(registry::getValue<bool>(RKEY_OVERLAY_VISIBLE));
_cb.useImage->Connect(
wxEVT_CHECKBOX, wxCommandEventHandler(OrthoBackgroundPanel::onToggleUseImage), NULL,
this
);
mainSizer->Add(_cb.useImage, 0, wxEXPAND | wxALL, 12);
// Sub-panel for all the other controls, which will become enabled or disabled based on
// the state of the main checkbox.
_controlsPanel = new wxPanel(this);
auto* cpanelSizer = new wxFlexGridSizer(2, 6, 6);
cpanelSizer->AddGrowableCol(1);
// File picker
_filePicker = new wxFilePickerCtrl(_controlsPanel, wxID_ANY);
_filePicker->Connect(
wxEVT_FILEPICKER_CHANGED,
wxFileDirPickerEventHandler(OrthoBackgroundPanel::onFileSelection), NULL, this
);
cpanelSizer->Add(makeLabel(_controlsPanel, "<b>Image file</b>"), 0, wxALL, LABEL_INDENT);
cpanelSizer->Add(_filePicker, 1, wxEXPAND);
// Opacity slider
_slider.opacity = new wxSlider(_controlsPanel, wxID_ANY, 50, 0, 100);
_slider.opacity->Connect(
wxEVT_SLIDER, wxScrollEventHandler(OrthoBackgroundPanel::onScrollChange), NULL, this
);
cpanelSizer->Add(makeLabel(_controlsPanel, "<b>Opacity</b>"), 0, wxALL, LABEL_INDENT);
cpanelSizer->Add(_slider.opacity, 1, wxEXPAND);
// Scale slider and spinner
_slider.scale = new wxSlider(_controlsPanel, wxID_ANY, 100, 0, 2000);
_slider.scale->Connect(
wxEVT_SLIDER, wxScrollEventHandler(OrthoBackgroundPanel::onScrollChange), NULL, this
);
_spinScale = makeSpinner(_controlsPanel, 0, 20, 0.01);
addSliderRow(_controlsPanel, *cpanelSizer, "<b>Scale</b>", _slider.scale, _spinScale);
// Horizontal Offset slider and spinner
_slider.hOffset = new wxSlider(_controlsPanel, wxID_ANY, 0, -2000, 2000);
_slider.hOffset->Connect(
wxEVT_SLIDER, wxScrollEventHandler(OrthoBackgroundPanel::onScrollChange), NULL, this
);
_spinHorizOffset = makeSpinner(_controlsPanel, -20, 20, 0.01);
addSliderRow(
_controlsPanel, *cpanelSizer, "<b>Horz. offset</b>", _slider.hOffset, _spinHorizOffset
);
// Vertical Offset slider and spinner
_slider.vOffset = new wxSlider(_controlsPanel, wxID_ANY, 0, -2000, 2000);
_slider.vOffset->Connect(
wxEVT_SLIDER, wxScrollEventHandler(OrthoBackgroundPanel::onScrollChange), NULL, this
);
_spinVertOffset = makeSpinner(_controlsPanel, -20, 20, 0.01);
addSliderRow(
_controlsPanel, *cpanelSizer, "<b>Vert. offset</b>", _slider.vOffset, _spinVertOffset
);
// Options checkboxes
cpanelSizer->Add(makeLabel(_controlsPanel, "<b>Options</b>"), 0, wxALL, LABEL_INDENT);
auto* checkboxSizer = new wxBoxSizer(wxVERTICAL);
_cb.keepAspect = new wxCheckBox(_controlsPanel, wxID_ANY, "Keep aspect");
_cb.scaleWithViewport = new wxCheckBox(_controlsPanel, wxID_ANY, "Zoom with viewport");
_cb.panWithViewport = new wxCheckBox(_controlsPanel, wxID_ANY, "Pan with viewport");
checkboxSizer->Add(_cb.keepAspect);
checkboxSizer->Add(_cb.scaleWithViewport);
checkboxSizer->Add(_cb.panWithViewport);
cpanelSizer->Add(checkboxSizer);
_cb.keepAspect->Bind(wxEVT_CHECKBOX, [=](wxCommandEvent&) { onOptionToggled(); });
_cb.scaleWithViewport->Bind(wxEVT_CHECKBOX, [=](wxCommandEvent&) { onOptionToggled(); });
_cb.panWithViewport->Bind(wxEVT_CHECKBOX, [=](wxCommandEvent&) { onOptionToggled(); });
_controlsPanel->SetSizerAndFit(cpanelSizer);
mainSizer->Add(_controlsPanel, 1, wxEXPAND | wxLEFT | wxRIGHT | wxBOTTOM, 12);
SetSizerAndFit(mainSizer);
}
void OrthoBackgroundPanel::initialiseWidgets()
{
_cb.useImage->SetValue(registry::getValue<bool>(RKEY_OVERLAY_VISIBLE));
// Image filename
_filePicker->SetFileName(wxFileName(GlobalRegistry().get(RKEY_OVERLAY_IMAGE)));
_slider.opacity->SetValue(registry::getValue<double>(RKEY_OVERLAY_TRANSPARENCY) * 100.0);
_spinScale->SetValue(registry::getValue<double>(RKEY_OVERLAY_SCALE));
_spinHorizOffset->SetValue(registry::getValue<double>(RKEY_OVERLAY_TRANSLATIONX));
_spinVertOffset->SetValue(registry::getValue<double>(RKEY_OVERLAY_TRANSLATIONY));
_cb.keepAspect->SetValue(registry::getValue<bool>(RKEY_OVERLAY_PROPORTIONAL));
_cb.scaleWithViewport->SetValue(registry::getValue<bool>(RKEY_OVERLAY_SCALE_WITH_XY));
_cb.panWithViewport->SetValue(registry::getValue<bool>(RKEY_OVERLAY_PAN_WITH_XY));
updateSensitivity();
}
void OrthoBackgroundPanel::updateSensitivity()
{
// If the "Use image" toggle is disabled, desensitise all the other widgets
_controlsPanel->Enable(_cb.useImage->GetValue());
assert(_controlsPanel->IsEnabled() == registry::getValue<bool>(RKEY_OVERLAY_VISIBLE));
}
void OrthoBackgroundPanel::onOptionToggled()
{
if (_callbackActive) return;
util::ScopedBoolLock lock(_callbackActive);
registry::setValue<bool>(RKEY_OVERLAY_PROPORTIONAL, _cb.keepAspect->GetValue());
registry::setValue<bool>(RKEY_OVERLAY_SCALE_WITH_XY, _cb.scaleWithViewport->GetValue());
registry::setValue<bool>(RKEY_OVERLAY_PAN_WITH_XY, _cb.panWithViewport->GetValue());
}
void OrthoBackgroundPanel::onToggleUseImage(wxCommandEvent& ev)
{
registry::setValue(RKEY_OVERLAY_VISIBLE, _cb.useImage->GetValue());
updateSensitivity();
// Refresh
GlobalSceneGraph().sceneChanged();
}
void OrthoBackgroundPanel::onFileSelection(wxFileDirPickerEvent& ev)
{
// Set registry key
GlobalRegistry().set(
RKEY_OVERLAY_IMAGE, _filePicker->GetFileName().GetFullPath().ToStdString()
);
// Refresh display
GlobalSceneGraph().sceneChanged();
}
void OrthoBackgroundPanel::onScrollChange(wxScrollEvent& ev)
{
if (_callbackActive) return;
util::ScopedBoolLock lock(_callbackActive);
// Update spin controls on slider change
_spinScale->SetValue(_slider.scale->GetValue() / 100.0);
_spinHorizOffset->SetValue(_slider.hOffset->GetValue() / 100.0);
_spinVertOffset->SetValue(_slider.vOffset->GetValue() / 100.0);
registry::setValue<double>(RKEY_OVERLAY_TRANSPARENCY, _slider.opacity->GetValue() / 100.0);
registry::setValue<double>(RKEY_OVERLAY_SCALE, _spinScale->GetValue());
registry::setValue<double>(RKEY_OVERLAY_TRANSLATIONX, _spinHorizOffset->GetValue());
registry::setValue<double>(RKEY_OVERLAY_TRANSLATIONY, _spinVertOffset->GetValue());
// Refresh display
GlobalSceneGraph().sceneChanged();
}
void OrthoBackgroundPanel::onSpinChange(wxSpinDoubleEvent& ev)
{
if (_callbackActive) return;
util::ScopedBoolLock lock(_callbackActive);
// Update sliders on spin control change
_slider.scale->SetValue(_spinScale->GetValue()*100);
_slider.hOffset->SetValue(_spinHorizOffset->GetValue()*100);
_slider.vOffset->SetValue(_spinVertOffset->GetValue()*100);
registry::setValue<double>(RKEY_OVERLAY_TRANSPARENCY, _slider.opacity->GetValue() / 100.0);
registry::setValue<double>(RKEY_OVERLAY_SCALE, _spinScale->GetValue());
registry::setValue<double>(RKEY_OVERLAY_TRANSLATIONX, _spinHorizOffset->GetValue());
registry::setValue<double>(RKEY_OVERLAY_TRANSLATIONY, _spinVertOffset->GetValue());
// Refresh display
GlobalSceneGraph().sceneChanged();
}
} // namespace ui