src/document.cpp

Thu, 03 Mar 2022 11:42:52 +0200

author
Teemu Piippo <teemu@hecknology.net>
date
Thu, 03 Mar 2022 11:42:52 +0200
changeset 150
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parent 148
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child 152
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permissions
-rw-r--r--

extract polygon cache out of Model

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1 /*
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2 * LDForge: LDraw parts authoring CAD
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3 * Copyright (C) 2013 - 2020 Teemu Piippo
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4 *
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5 * This program is free software: you can redistribute it and/or modify
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6 * it under the terms of the GNU General Public License as published by
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7 * the Free Software Foundation, either version 3 of the License, or
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8 * (at your option) any later version.
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9 *
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10 * This program is distributed in the hope that it will be useful,
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11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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13 * GNU General Public License for more details.
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14 *
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15 * You should have received a copy of the GNU General Public License
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16 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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17 */
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18
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19 #include <QMouseEvent>
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20 #include <QMessageBox>
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21 #include "document.h"
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22 #include "ui_document.h"
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23 #include "model.h"
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24 #include "modeleditcontext.h"
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25 #include "tools/basetool.h"
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26 #include "tools/drawtool.h"
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27 #include "tools/selecttool.h"
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28 #include "tools/transformtool.h"
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29
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30 Document::Document(
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31 Model* model,
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32 DocumentManager* documents,
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33 const ldraw::ColorTable& colorTable,
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34 QWidget* parent) :
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35 QWidget{parent},
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36 model{model},
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37 documents{documents},
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38 colorTable{colorTable},
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39 vertexMap{model},
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40 renderer{new Canvas{model, documents, colorTable, this}},
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41 ui{*new Ui::Document},
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42 toolsBar{new QToolBar{this}}
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43 {
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44 this->ui.setupUi(this);
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45 this->ui.toolsBarContainer->setLayout(new QVBoxLayout{this->ui.toolsBarContainer});
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46 this->ui.toolsBarContainer->layout()->addWidget(this->toolsBar);
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47 this->ui.listView->setModel(model);
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48 this->ui.viewportFrame->setLayout(new QVBoxLayout{this->ui.listView});
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49 this->ui.viewportFrame->layout()->addWidget(this->renderer);
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50 this->toolsBar->setOrientation(Qt::Vertical);
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51 this->setMouseTracking(true);
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52 connect(this->ui.splitter, &QSplitter::splitterMoved, this, &Document::splitterChanged);
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53 connect(this->renderer, &Canvas::newStatusText, this, &Document::newStatusText);
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54 connect(this->renderer, &Canvas::selectionChanged, [&](const QSet<ldraw::id_t>& newSelection)
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55 {
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56 QItemSelectionModel* selectionModel = this->ui.listView->selectionModel();
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57 QItemSelection selection;
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58 for (ldraw::id_t id : newSelection)
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59 {
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60 QModelIndex index = this->model->find(id);
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61 if (index != QModelIndex{})
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62 {
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63 selection.select(index, index);
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64 }
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65 }
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66 QSignalBlocker blocker{this};
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67 selectionModel->select(selection, QItemSelectionModel::ClearAndSelect);
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68 this->selectionChanged(newSelection);
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69 });
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70 connect(this->ui.listView->selectionModel(), &QItemSelectionModel::selectionChanged,
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71 [&](const QItemSelection& selected, const QItemSelection& deselected)
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72 {
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73 auto resolveIndex = [this](const QModelIndex& index){ return (*this->model)[index.row()]->id; };
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74 auto resolve = [resolveIndex](const QItemSelection& selection)
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75 {
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76 return fn::map<QSet<ldraw::id_t>>(selection.indexes(), resolveIndex);
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77 };
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78 this->renderer->handleSelectionChange(resolve(selected), resolve(deselected));
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79 this->selectionChanged(resolve(this->ui.listView->selectionModel()->selection()));
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80 });
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81 connect(this->model, &Model::dataChanged, this->renderer, qOverload<>(&Canvas::update));
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82 connect(this->renderer, &Canvas::mouseClick, this, [this](Canvas* canvas, QMouseEvent* event)
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83 {
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84 if (this->selectedTool != nullptr)
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85 {
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86 this->selectedTool->mouseClick(this, canvas, event);
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87 }
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88 });
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89 connect(this->renderer, &Canvas::mouseMove, this, [this](Canvas* canvas, QMouseEvent* event)
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90 {
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91 if (this->selectedTool != nullptr)
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92 {
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93 this->selectedTool->mouseMove(this, canvas, event);
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94 }
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95 });
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96 connect(&this->vertexMap, &VertexMap::verticesChanged, [&]()
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97 {
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98 this->renderer->rebuildVertices(this);
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99 });
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100 this->setCanvasOverpaintCallback([&](Canvas* canvas, QPainter* painter)
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101 {
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102 if (this->selectedTool != nullptr)
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103 {
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104 this->selectedTool->overpaint(canvas, painter);
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105 }
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106 });
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107 this->initializeTools();
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108 }
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109
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110 Document::~Document()
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111 {
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112 delete &this->ui;
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113 }
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115 QByteArray Document::saveSplitterState() const
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116 {
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117 return this->ui.splitter->saveState();
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118 }
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119
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120 void Document::restoreSplitterState(const QByteArray& state)
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121 {
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122 this->ui.splitter->restoreState(state);
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123 }
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124
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125 void Document::setRenderPreferences(const gl::RenderPreferences& newPreferences)
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126 {
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127 this->renderer->setRenderPreferences(newPreferences);
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128 }
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129
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130 void Document::setCanvasOverpaintCallback(Canvas::OverpaintCallback fn)
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131 {
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132 this->renderer->setOverpaintCallback(fn);
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133 }
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134
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135 Model::EditContext Document::editModel()
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136 {
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137 return this->model->edit();
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138 }
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139
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140 void Document::applyToVertices(VertexMap::ApplyFunction fn) const
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141 {
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142 this->vertexMap.apply(fn);
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143 }
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144
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145 void Document::selectionChanged(const QSet<ldraw::id_t>& newSelection)
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146 {
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147 for (BaseTool* tool : this->tools)
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148 {
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149 tool->selectionChanged(newSelection);
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150 }
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151 }
125
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152
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153 void Document::initializeTools()
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154 {
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155 this->tools.clear();
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156 this->tools.reserve(3);
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157 this->tools.push_back(new SelectTool{this->model, this});
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158 this->tools.push_back(new DrawTool{this->model, this});
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159 this->tools.push_back(new TransformTool{this->model, this});
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160 for (BaseTool* const toolInstance : this->tools)
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161 {
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162 QAction* action = new QAction{toolInstance->name(), this};
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163 action->setCheckable(true);
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164 this->toolActions[toolInstance] = action;
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165 action->setToolTip(toolInstance->toolTip());
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166 connect(action, &QAction::triggered, this, &Document::toolActionTriggered);
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167 this->toolsBar->addAction(action);
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168 QWidget* const widget = toolInstance->toolWidget();
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169 if (widget)
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170 {
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171 this->ui.toolWidgetStack->addWidget(widget);
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172 }
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173 else
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174 {
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175 this->ui.toolWidgetStack->addWidget(new QWidget{this});
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176 }
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177 }
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178 this->selectTool(this->tools[0]);
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179 }
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180
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181 void Document::toolActionTriggered()
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182 {
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183 QAction* action = qobject_cast<QAction*>(sender());
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184 if (action != nullptr)
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185 {
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186 BaseTool* tool = nullptr;
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187 for (auto&& pair : items(this->toolActions))
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188 {
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189 if (pair.value == action)
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190 {
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191 tool = pair.key;
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192 }
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193 }
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194 this->selectTool(tool);
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195 }
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196 }
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197
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198 void Document::selectTool(BaseTool* tool)
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199 {
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200 if (tool != nullptr && tool != this->selectedTool)
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201 {
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202 if (this->selectedTool != nullptr)
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203 {
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204 this->selectedTool->reset();
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205 }
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206 this->selectedTool = tool;
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207 for (auto&& pair : items(this->toolActions))
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208 {
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209 pair.value->setChecked(pair.key == tool);
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210 }
126
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211 const int index = this->tools.indexOf(tool);
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212 if (index != -1)
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213 {
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214 this->ui.toolWidgetStack->setCurrentIndex(index);
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215 }
125
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216 }
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217 }
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218
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219 void Document::handleKeyPress(QKeyEvent* event)
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220 {
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221 if (this->selectedTool != nullptr)
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222 {
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223 this->selectedTool->keyReleased(this, this->renderer, event);
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224 }
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225 }
128
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226
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227 void Document::adjustGridToView()
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228 {
131
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229 this->renderer->adjustGridToView();
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230 }

mercurial