| Line | Branch | Exec | Source |
|---|---|---|---|
| 1 | // This file is part of INSTINCT, the INS Toolkit for Integrated | ||
| 2 | // Navigation Concepts and Training by the Institute of Navigation of | ||
| 3 | // the University of Stuttgart, Germany. | ||
| 4 | // | ||
| 5 | // This Source Code Form is subject to the terms of the Mozilla Public | ||
| 6 | // License, v. 2.0. If a copy of the MPL was not distributed with this | ||
| 7 | // file, You can obtain one at https://mozilla.org/MPL/2.0/. | ||
| 8 | |||
| 9 | #include "PinIcon.hpp" | ||
| 10 | #include <imgui_internal.h> | ||
| 11 | |||
| 12 | namespace NAV::gui::widgets::PinIcon | ||
| 13 | { | ||
| 14 | namespace | ||
| 15 | { | ||
| 16 | |||
| 17 | ✗ | void DrawIcon(ImDrawList* drawList, const ImVec2& a, const ImVec2& b, PinIcon::Type type, bool filled, ImU32 color, ImU32 innerColor) | |
| 18 | { | ||
| 19 | ✗ | auto rect = ImRect(a, b); | |
| 20 | ✗ | auto rect_y = rect.Min.y; | |
| 21 | ✗ | auto rect_w = rect.Max.x - rect.Min.x; | |
| 22 | ✗ | auto rect_h = rect.Max.y - rect.Min.y; | |
| 23 | ✗ | auto rect_center_x = (rect.Min.x + rect.Max.x) * 0.5F; | |
| 24 | ✗ | auto rect_center_y = (rect.Min.y + rect.Max.y) * 0.5F; | |
| 25 | ✗ | auto rect_center = ImVec2(rect_center_x, rect_center_y); | |
| 26 | ✗ | const auto outline_scale = rect_w / 24.0F; | |
| 27 | ✗ | const auto extra_segments = static_cast<int>(2 * outline_scale); // for full circle | |
| 28 | |||
| 29 | ✗ | if (type == PinIcon::Type::Flow) | |
| 30 | { | ||
| 31 | ✗ | const auto origin_scale = rect_w / 24.0F; | |
| 32 | |||
| 33 | ✗ | const auto offset_x = 1.0F * origin_scale; | |
| 34 | ✗ | const auto offset_y = 0.0F * origin_scale; | |
| 35 | ✗ | const auto margin = 2.0F * origin_scale; | |
| 36 | ✗ | const auto rounding = 0.1F * origin_scale; | |
| 37 | ✗ | const auto tip_round = 0.7F; // percentage of triangle edge (for tip) | |
| 38 | // const auto edge_round = 0.7F; // percentage of triangle edge (for corner) | ||
| 39 | const auto canvas = ImRect( | ||
| 40 | ✗ | rect.Min.x + margin + offset_x, | |
| 41 | ✗ | rect.Min.y + margin + offset_y, | |
| 42 | ✗ | rect.Max.x - margin + offset_x, | |
| 43 | ✗ | rect.Max.y - margin + offset_y); | |
| 44 | ✗ | const auto canvas_x = canvas.Min.x; | |
| 45 | ✗ | const auto canvas_y = canvas.Min.y; | |
| 46 | ✗ | const auto canvas_w = canvas.Max.x - canvas.Min.x; | |
| 47 | ✗ | const auto canvas_h = canvas.Max.y - canvas.Min.y; | |
| 48 | |||
| 49 | ✗ | const auto left = canvas_x + canvas_w * 0.5F * 0.3F; | |
| 50 | ✗ | const auto right = canvas_x + canvas_w - canvas_w * 0.5F * 0.3F; | |
| 51 | ✗ | const auto top = canvas_y + canvas_h * 0.5F * 0.2F; | |
| 52 | ✗ | const auto bottom = canvas_y + canvas_h - canvas_h * 0.5F * 0.2F; | |
| 53 | ✗ | const auto center_y = (top + bottom) * 0.5F; | |
| 54 | // const auto angle = AX_PI * 0.5F * 0.5F * 0.5F; | ||
| 55 | |||
| 56 | ✗ | const auto tip_top = ImVec2(canvas_x + canvas_w * 0.5F, top); | |
| 57 | ✗ | const auto tip_right = ImVec2(right, center_y); | |
| 58 | ✗ | const auto tip_bottom = ImVec2(canvas_x + canvas_w * 0.5F, bottom); | |
| 59 | |||
| 60 | ✗ | drawList->PathLineTo(ImVec2(left, top) + ImVec2(0, rounding)); | |
| 61 | ✗ | drawList->PathBezierCurveTo( | |
| 62 | ✗ | ImVec2(left, top), | |
| 63 | ✗ | ImVec2(left, top), | |
| 64 | ✗ | ImVec2(left, top) + ImVec2(rounding, 0)); | |
| 65 | ✗ | drawList->PathLineTo(tip_top); | |
| 66 | ✗ | drawList->PathLineTo(tip_top + (tip_right - tip_top) * tip_round); | |
| 67 | ✗ | drawList->PathBezierCurveTo( | |
| 68 | tip_right, | ||
| 69 | tip_right, | ||
| 70 | ✗ | tip_bottom + (tip_right - tip_bottom) * tip_round); | |
| 71 | ✗ | drawList->PathLineTo(tip_bottom); | |
| 72 | ✗ | drawList->PathLineTo(ImVec2(left, bottom) + ImVec2(rounding, 0)); | |
| 73 | ✗ | drawList->PathBezierCurveTo( | |
| 74 | ✗ | ImVec2(left, bottom), | |
| 75 | ✗ | ImVec2(left, bottom), | |
| 76 | ✗ | ImVec2(left, bottom) - ImVec2(0, rounding)); | |
| 77 | |||
| 78 | ✗ | if (!filled) | |
| 79 | { | ||
| 80 | ✗ | if (innerColor & 0xFF000000) | |
| 81 | { | ||
| 82 | ✗ | drawList->AddConvexPolyFilled(drawList->_Path.Data, drawList->_Path.Size, innerColor); | |
| 83 | } | ||
| 84 | |||
| 85 | ✗ | drawList->PathStroke(color, true, 2.0F * outline_scale); | |
| 86 | } | ||
| 87 | else | ||
| 88 | { | ||
| 89 | ✗ | drawList->PathFillConvex(color); | |
| 90 | } | ||
| 91 | } | ||
| 92 | else | ||
| 93 | { | ||
| 94 | ✗ | auto triangleStart = rect_center_x + 0.32F * rect_w; | |
| 95 | |||
| 96 | ✗ | auto rect_offset = -static_cast<int>(rect_w * 0.25F * 0.25F); | |
| 97 | |||
| 98 | ✗ | rect.Min.x += static_cast<float>(rect_offset); | |
| 99 | ✗ | rect.Max.x += static_cast<float>(rect_offset); | |
| 100 | ✗ | rect_center_x += static_cast<float>(rect_offset) * 0.5F; | |
| 101 | ✗ | rect_center.x += static_cast<float>(rect_offset) * 0.5F; | |
| 102 | |||
| 103 | ✗ | if (type == PinIcon::Type::Circle) | |
| 104 | { | ||
| 105 | ✗ | const auto c = rect_center; | |
| 106 | |||
| 107 | ✗ | if (!filled) | |
| 108 | { | ||
| 109 | ✗ | const auto r = 0.5F * rect_w / 2.0F - 0.5F; | |
| 110 | |||
| 111 | ✗ | if (innerColor & 0xFF000000) | |
| 112 | { | ||
| 113 | ✗ | drawList->AddCircleFilled(c, r, innerColor, 12 + extra_segments); | |
| 114 | } | ||
| 115 | ✗ | drawList->AddCircle(c, r, color, 12 + extra_segments, 2.0F * outline_scale); | |
| 116 | } | ||
| 117 | else | ||
| 118 | { | ||
| 119 | ✗ | drawList->AddCircleFilled(c, 0.5F * rect_w / 2.0F, color, 12 + extra_segments); | |
| 120 | } | ||
| 121 | } | ||
| 122 | |||
| 123 | ✗ | if (type == PinIcon::Type::Square) | |
| 124 | { | ||
| 125 | ✗ | if (filled) | |
| 126 | { | ||
| 127 | ✗ | const auto r = 0.5F * rect_w / 2.0F; | |
| 128 | ✗ | const auto p0 = rect_center - ImVec2(r, r); | |
| 129 | ✗ | const auto p1 = rect_center + ImVec2(r, r); | |
| 130 | |||
| 131 | ✗ | drawList->AddRectFilled(p0, p1, color, 0, ImDrawFlags_RoundCornersAll); | |
| 132 | } | ||
| 133 | else | ||
| 134 | { | ||
| 135 | ✗ | const auto r = 0.5F * rect_w / 2.0F - 0.5F; | |
| 136 | ✗ | const auto p0 = rect_center - ImVec2(r, r); | |
| 137 | ✗ | const auto p1 = rect_center + ImVec2(r, r); | |
| 138 | |||
| 139 | ✗ | if (innerColor & 0xFF000000) | |
| 140 | { | ||
| 141 | ✗ | drawList->AddRectFilled(p0, p1, innerColor, 0, ImDrawFlags_RoundCornersAll); | |
| 142 | } | ||
| 143 | |||
| 144 | ✗ | drawList->AddRect(p0, p1, color, 0, ImDrawFlags_RoundCornersAll, 2.0F * outline_scale); | |
| 145 | } | ||
| 146 | } | ||
| 147 | |||
| 148 | ✗ | if (type == PinIcon::Type::Grid) | |
| 149 | { | ||
| 150 | ✗ | const auto r = 0.5F * rect_w / 2.0F; | |
| 151 | ✗ | const auto w = ceilf(r / 3.0F); | |
| 152 | |||
| 153 | ✗ | const auto baseTl = ImVec2(floorf(rect_center_x - w * 2.5F), floorf(rect_center_y - w * 2.5F)); | |
| 154 | ✗ | const auto baseBr = ImVec2(floorf(baseTl.x + w), floorf(baseTl.y + w)); | |
| 155 | |||
| 156 | ✗ | auto tl = baseTl; | |
| 157 | ✗ | auto br = baseBr; | |
| 158 | ✗ | for (int i = 0; i < 3; ++i) | |
| 159 | { | ||
| 160 | ✗ | tl.x = baseTl.x; | |
| 161 | ✗ | br.x = baseBr.x; | |
| 162 | ✗ | drawList->AddRectFilled(tl, br, color); | |
| 163 | ✗ | tl.x += w * 2; | |
| 164 | ✗ | br.x += w * 2; | |
| 165 | ✗ | if (i != 1 || filled) | |
| 166 | { | ||
| 167 | ✗ | drawList->AddRectFilled(tl, br, color); | |
| 168 | } | ||
| 169 | ✗ | tl.x += w * 2; | |
| 170 | ✗ | br.x += w * 2; | |
| 171 | ✗ | drawList->AddRectFilled(tl, br, color); | |
| 172 | |||
| 173 | ✗ | tl.y += w * 2; | |
| 174 | ✗ | br.y += w * 2; | |
| 175 | } | ||
| 176 | |||
| 177 | ✗ | triangleStart = br.x + w + 1.0F / 24.0F * rect_w; | |
| 178 | } | ||
| 179 | |||
| 180 | ✗ | if (type == PinIcon::Type::RoundSquare) | |
| 181 | { | ||
| 182 | ✗ | if (filled) | |
| 183 | { | ||
| 184 | ✗ | const auto r = 0.5F * rect_w / 2.0F; | |
| 185 | ✗ | const auto cr = r * 0.5F; | |
| 186 | ✗ | const auto p0 = rect_center - ImVec2(r, r); | |
| 187 | ✗ | const auto p1 = rect_center + ImVec2(r, r); | |
| 188 | |||
| 189 | ✗ | drawList->AddRectFilled(p0, p1, color, cr, ImDrawFlags_RoundCornersAll); | |
| 190 | } | ||
| 191 | else | ||
| 192 | { | ||
| 193 | ✗ | const auto r = 0.5F * rect_w / 2.0F - 0.5F; | |
| 194 | ✗ | const auto cr = r * 0.5F; | |
| 195 | ✗ | const auto p0 = rect_center - ImVec2(r, r); | |
| 196 | ✗ | const auto p1 = rect_center + ImVec2(r, r); | |
| 197 | |||
| 198 | ✗ | if (innerColor & 0xFF000000) | |
| 199 | { | ||
| 200 | ✗ | drawList->AddRectFilled(p0, p1, innerColor, cr, ImDrawFlags_RoundCornersAll); | |
| 201 | } | ||
| 202 | |||
| 203 | ✗ | drawList->AddRect(p0, p1, color, cr, ImDrawFlags_RoundCornersAll, 2.0F * outline_scale); | |
| 204 | } | ||
| 205 | } | ||
| 206 | ✗ | else if (type == PinIcon::Type::Diamond) | |
| 207 | { | ||
| 208 | ✗ | if (filled) | |
| 209 | { | ||
| 210 | ✗ | const auto r = 0.607F * rect_w / 2.0F; | |
| 211 | ✗ | const auto c = rect_center; | |
| 212 | |||
| 213 | ✗ | drawList->PathLineTo(c + ImVec2(0, -r)); | |
| 214 | ✗ | drawList->PathLineTo(c + ImVec2(r, 0)); | |
| 215 | ✗ | drawList->PathLineTo(c + ImVec2(0, r)); | |
| 216 | ✗ | drawList->PathLineTo(c + ImVec2(-r, 0)); | |
| 217 | ✗ | drawList->PathFillConvex(color); | |
| 218 | } | ||
| 219 | else | ||
| 220 | { | ||
| 221 | ✗ | const auto r = 0.607F * rect_w / 2.0F - 0.5F; | |
| 222 | ✗ | const auto c = rect_center; | |
| 223 | |||
| 224 | ✗ | drawList->PathLineTo(c + ImVec2(0, -r)); | |
| 225 | ✗ | drawList->PathLineTo(c + ImVec2(r, 0)); | |
| 226 | ✗ | drawList->PathLineTo(c + ImVec2(0, r)); | |
| 227 | ✗ | drawList->PathLineTo(c + ImVec2(-r, 0)); | |
| 228 | |||
| 229 | ✗ | if (innerColor & 0xFF000000) | |
| 230 | { | ||
| 231 | ✗ | drawList->AddConvexPolyFilled(drawList->_Path.Data, drawList->_Path.Size, innerColor); | |
| 232 | } | ||
| 233 | |||
| 234 | ✗ | drawList->PathStroke(color, true, 2.0F * outline_scale); | |
| 235 | } | ||
| 236 | } | ||
| 237 | else | ||
| 238 | { | ||
| 239 | ✗ | const auto triangleTip = triangleStart + rect_w * (0.45F - 0.32F); | |
| 240 | |||
| 241 | ✗ | drawList->AddTriangleFilled( | |
| 242 | ✗ | ImVec2(ceilf(triangleTip), rect_y + rect_h * 0.5F), | |
| 243 | ✗ | ImVec2(triangleStart, rect_center_y + 0.15F * rect_h), | |
| 244 | ✗ | ImVec2(triangleStart, rect_center_y - 0.15F * rect_h), | |
| 245 | color); | ||
| 246 | } | ||
| 247 | } | ||
| 248 | ✗ | } | |
| 249 | |||
| 250 | } // namespace | ||
| 251 | } // namespace NAV::gui::widgets::PinIcon | ||
| 252 | |||
| 253 | ✗ | void NAV::gui::widgets::PinIcon::Draw(const ImVec2& size, Type type, bool filled, const ImVec4& color /* = ImVec4(1, 1, 1, 1)*/, const ImVec4& innerColor /* = ImVec4(0, 0, 0, 0)*/) | |
| 254 | { | ||
| 255 | ✗ | if (ImGui::IsRectVisible(size)) | |
| 256 | { | ||
| 257 | ✗ | auto cursorPos = ImGui::GetCursorScreenPos(); | |
| 258 | ✗ | auto* drawList = ImGui::GetWindowDrawList(); | |
| 259 | ✗ | DrawIcon(drawList, cursorPos, cursorPos + size, type, filled, ImColor(color), ImColor(innerColor)); | |
| 260 | } | ||
| 261 | |||
| 262 | ✗ | ImGui::Dummy(size); | |
| 263 | ✗ | } | |
| 264 |