src/tools/transformtool.cpp

Sat, 05 Mar 2022 12:42:14 +0200

author
Teemu Piippo <teemu@hecknology.net>
date
Sat, 05 Mar 2022 12:42:14 +0200
changeset 158
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parent 153
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child 163
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permissions
-rw-r--r--

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1 #include <QHBoxLayout>
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2 #include "model.h"
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3 #include "modeleditor.h"
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4 #include "linetypes/object.h"
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5 #include "transformtool.h"
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6 #include "document.h"
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7
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8 TransformTool::TransformTool(Document* document) :
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9 BaseTool{document},
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10 matrixEditor{new MatrixEditor{document}},
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11 button{new QPushButton{"Apply", document}},
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12 widget{new QWidget{document}}
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13 {
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14 widget->setLayout(new QHBoxLayout{widget});
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15 widget->layout()->addWidget(this->matrixEditor);
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16 widget->layout()->addWidget(button);
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17 connect(button, &QPushButton::clicked, this, &TransformTool::applyButtonClicked);
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18 }
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19
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20 QString TransformTool::name() const
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21 {
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22 return "Transform";
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23 }
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24
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25 QString TransformTool::toolTip() const
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26 {
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27 return "Transforms the selection using a matrix";
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28 }
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29
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30 void TransformTool::selectionChanged(const QSet<ldraw::id_t> &newSelection)
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31 {
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32 this->selection = newSelection;
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33 }
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34
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35 QWidget* TransformTool::toolWidget()
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36 {
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37 return this->widget;
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38 }
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39
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40 void TransformTool::applyButtonClicked()
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41 {
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42 std::unique_ptr<ModelEditor> editor = this->document->editModel();
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43 const glm::mat4 matrix = this->matrixEditor->value();
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44 for (ldraw::id_t id : this->selection)
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45 {
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46 editor->modifyObject(id, [&](ldraw::Object* object){
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47 for (int i = 0; i < object->numPoints(); i += 1)
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48 {
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49 const ldraw::Property property = ldraw::pointProperty(i);
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50 const glm::vec3& vec = matrix * glm::vec4{object->getPoint(i), 1};
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51 object->setProperty({property, QVariant::fromValue(vec)});
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52 }
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53 QVariant transformMatrix = object->getProperty(ldraw::Property::Transformation);
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54 if (not transformMatrix.isNull())
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55 {
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56 object->setProperty<ldraw::Property::Transformation>(matrix * transformMatrix.value<glm::mat4>());
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57 }
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58 });
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59 }
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60 }

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