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| 1 | <?php |
| 2 | /** |
| 3 | * Pop PHP Framework (http://www.popphp.org/) |
| 4 | * |
| 5 | * @link https://github.com/popphp/popphp-framework |
| 6 | * @author Nick Sagona, III <dev@nolainteractive.com> |
| 7 | * @copyright Copyright (c) 2009-2024 NOLA Interactive, LLC. (http://www.nolainteractive.com) |
| 8 | * @license http://www.popphp.org/license New BSD License |
| 9 | */ |
| 10 | |
| 11 | /** |
| 12 | * @namespace |
| 13 | */ |
| 14 | namespace Pop\Image\Draw; |
| 15 | |
| 16 | /** |
| 17 | * Draw class for Gd |
| 18 | * |
| 19 | * @category Pop |
| 20 | * @package Pop\Image |
| 21 | * @author Nick Sagona, III <dev@nolainteractive.com> |
| 22 | * @copyright Copyright (c) 2009-2024 NOLA Interactive, LLC. (http://www.nolainteractive.com) |
| 23 | * @license http://www.popphp.org/license New BSD License |
| 24 | * @version 4.0.0 |
| 25 | */ |
| 26 | class Gd extends AbstractDraw |
| 27 | { |
| 28 | |
| 29 | /** |
| 30 | * Opacity |
| 31 | * @var int |
| 32 | */ |
| 33 | protected int|float|null $opacity = 0; |
| 34 | |
| 35 | /** |
| 36 | * Set the opacity |
| 37 | * |
| 38 | * @param int|float $opacity |
| 39 | * @return Gd |
| 40 | */ |
| 41 | public function setOpacity(int|float $opacity): Gd |
| 42 | { |
| 43 | $this->opacity = (int)round((127 - (127 * ($opacity / 100)))); |
| 44 | return $this; |
| 45 | } |
| 46 | |
| 47 | /** |
| 48 | * Draw a line on the image. |
| 49 | * |
| 50 | * @param int|float $x1 |
| 51 | * @param int|float $y1 |
| 52 | * @param int|float $x2 |
| 53 | * @param int|float $y2 |
| 54 | * @return Gd |
| 55 | */ |
| 56 | public function line(int|float $x1, int|float $y1, int|float $x2, int|float $y2): Gd |
| 57 | { |
| 58 | if ($this->hasImage()) { |
| 59 | $strokeColor = ($this->image->isIndexed()) ? $this->image->createColor($this->strokeColor) : |
| 60 | $this->image->createColor($this->strokeColor, $this->opacity); |
| 61 | |
| 62 | // Draw the line. |
| 63 | imagesetthickness($this->image->getResource(), (($this->strokeWidth == 0) ? 1 : $this->strokeWidth)); |
| 64 | imageline($this->image->getResource(), $x1, $y1, $x2, $y2, $strokeColor); |
| 65 | } |
| 66 | return $this; |
| 67 | } |
| 68 | |
| 69 | /** |
| 70 | * Draw a rectangle on the image. |
| 71 | * |
| 72 | * @param int|float $x |
| 73 | * @param int|float $y |
| 74 | * @param int|float $w |
| 75 | * @param int|float|null $h |
| 76 | * @return Gd |
| 77 | */ |
| 78 | public function rectangle(int|float $x, int|float $y, int|float $w, int|float|null $h = null): Gd |
| 79 | { |
| 80 | if ($this->hasImage()) { |
| 81 | $x2 = $x + $w; |
| 82 | $y2 = $y + (($h === null) ? $w : $h); |
| 83 | |
| 84 | if ($this->fillColor !== null) { |
| 85 | $fillColor = ($this->image->isIndexed()) ? $this->image->createColor($this->fillColor) : |
| 86 | $this->image->createColor($this->fillColor, $this->opacity); |
| 87 | |
| 88 | imagefilledrectangle($this->image->getResource(), (int)$x, (int)$y, (int)$x2, (int)$y2, $fillColor); |
| 89 | } |
| 90 | |
| 91 | if ($this->strokeWidth > 0) { |
| 92 | $strokeColor = ($this->image->isIndexed()) ? $this->image->createColor($this->strokeColor) : |
| 93 | $this->image->createColor($this->strokeColor, $this->opacity); |
| 94 | imagesetthickness($this->image->getResource(), $this->strokeWidth); |
| 95 | imagerectangle($this->image->getResource(), $x, $y, $x2, $y2, $strokeColor); |
| 96 | } |
| 97 | } |
| 98 | |
| 99 | return $this; |
| 100 | } |
| 101 | |
| 102 | /** |
| 103 | * Draw a square on the image. |
| 104 | * |
| 105 | * @param int|float $x |
| 106 | * @param int|float $y |
| 107 | * @param int|float $w |
| 108 | * @return Gd |
| 109 | */ |
| 110 | public function square(int|float $x, int|float $y, int|float $w): Gd |
| 111 | { |
| 112 | return $this->rectangle($x, $y, $w, $w); |
| 113 | } |
| 114 | |
| 115 | /** |
| 116 | * Draw an ellipse on the image. |
| 117 | * |
| 118 | * @param int|float $x |
| 119 | * @param int|float $y |
| 120 | * @param int|float $w |
| 121 | * @param int|float|null $h |
| 122 | * @return Gd |
| 123 | */ |
| 124 | public function ellipse(int|float $x, int|float $y, int|float $w, int|float|null $h = null): Gd |
| 125 | { |
| 126 | if ($this->hasImage()) { |
| 127 | $wid = $w; |
| 128 | $hgt = ($h === null) ? $w : $h; |
| 129 | |
| 130 | if ($this->fillColor !== null) { |
| 131 | $fillColor = ($this->image->isIndexed()) ? $this->image->createColor($this->fillColor) : |
| 132 | $this->image->createColor($this->fillColor, $this->opacity); |
| 133 | imagefilledellipse($this->image->getResource(), $x, $y, $wid, $hgt, $fillColor); |
| 134 | } |
| 135 | |
| 136 | if ($this->strokeWidth > 0) { |
| 137 | $strokeColor = ($this->image->isIndexed()) ? $this->image->createColor($this->strokeColor) : |
| 138 | $this->image->createColor($this->strokeColor, $this->opacity); |
| 139 | |
| 140 | imageellipse($this->image->getResource(), $x, $y, ($wid + $this->strokeWidth), ($hgt + $this->strokeWidth), $strokeColor); |
| 141 | } |
| 142 | } |
| 143 | |
| 144 | return $this; |
| 145 | } |
| 146 | |
| 147 | /** |
| 148 | * Method to add a circle to the image. |
| 149 | * |
| 150 | * @param int|float $x |
| 151 | * @param int|float $y |
| 152 | * @param int|float $w |
| 153 | * @return Gd |
| 154 | */ |
| 155 | public function circle(int|float $x, int|float $y, int|float $w): Gd |
| 156 | { |
| 157 | return $this->ellipse($x, $y, $w, $w); |
| 158 | } |
| 159 | |
| 160 | /** |
| 161 | * Draw an arc on the image. |
| 162 | * |
| 163 | * @param int|float $x |
| 164 | * @param int|float $y |
| 165 | * @param int|float $start |
| 166 | * @param int|float $end |
| 167 | * @param int|float $w |
| 168 | * @param int|float|null $h |
| 169 | * @return Gd |
| 170 | */ |
| 171 | public function arc(int|float $x, int|float $y, int|float $start, int|float $end, int|float $w, int|float|null $h = null): Gd |
| 172 | { |
| 173 | if ($this->hasImage()) { |
| 174 | if ($this->strokeWidth == 0) { |
| 175 | $this->setStrokeWidth(1); |
| 176 | } |
| 177 | |
| 178 | $wid = $w; |
| 179 | $hgt = ($h === null) ? $w : $h; |
| 180 | |
| 181 | $strokeColor = ($this->image->isIndexed()) ? $this->image->createColor($this->strokeColor) : |
| 182 | $this->image->createColor($this->strokeColor, $this->opacity); |
| 183 | |
| 184 | imagesetthickness($this->image->getResource(), $this->strokeWidth); |
| 185 | imagearc($this->image->getResource(), $x, $y, $wid, $hgt, $start, $end, $strokeColor); |
| 186 | } |
| 187 | |
| 188 | return $this; |
| 189 | } |
| 190 | |
| 191 | /** |
| 192 | * Draw a chord on the image. |
| 193 | * |
| 194 | * @param int|float $x |
| 195 | * @param int|float $y |
| 196 | * @param int|float $start |
| 197 | * @param int|float $end |
| 198 | * @param int|float $w |
| 199 | * @param int|float|null $h |
| 200 | * @return Gd |
| 201 | */ |
| 202 | public function chord(int|float $x, int|float $y, int|float $start, int|float $end, int|float $w, int|float|null $h = null): Gd |
| 203 | { |
| 204 | if ($this->hasImage()) { |
| 205 | $wid = $w; |
| 206 | $hgt = ($h === null) ? $w : $h; |
| 207 | |
| 208 | if ($this->fillColor !== null) { |
| 209 | $fillColor = ($this->image->isIndexed()) ? $this->image->createColor($this->fillColor) : |
| 210 | $this->image->createColor($this->fillColor, $this->opacity); |
| 211 | imagefilledarc($this->image->getResource(), $x, $y, $wid, $hgt, $start, $end, $fillColor, IMG_ARC_CHORD); |
| 212 | } |
| 213 | |
| 214 | if ($this->strokeWidth > 0) { |
| 215 | $strokeColor = ($this->image->isIndexed()) ? $this->image->createColor($this->strokeColor) : |
| 216 | $this->image->createColor($this->strokeColor, $this->opacity); |
| 217 | |
| 218 | imagesetthickness($this->image->getResource(), $this->strokeWidth); |
| 219 | imagefilledarc( |
| 220 | $this->image->getResource(), $x, $y, $wid, $hgt, $start, $end, $strokeColor, IMG_ARC_EDGED | IMG_ARC_CHORD | IMG_ARC_NOFILL |
| 221 | ); |
| 222 | } |
| 223 | } |
| 224 | |
| 225 | return $this; |
| 226 | } |
| 227 | |
| 228 | /** |
| 229 | * Draw a slice on the image. |
| 230 | * |
| 231 | * @param int|float $x |
| 232 | * @param int|float $y |
| 233 | * @param int|float $start |
| 234 | * @param int|float $end |
| 235 | * @param int|float $w |
| 236 | * @param int|float|null $h |
| 237 | * @return Gd |
| 238 | */ |
| 239 | public function pie(int|float $x, int|float $y, int|float $start, int|float $end, int|float $w, int|float|null $h = null): Gd |
| 240 | { |
| 241 | if ($this->hasImage()) { |
| 242 | $wid = $w; |
| 243 | $hgt = ($h === null) ? $w : $h; |
| 244 | |
| 245 | if ($this->fillColor !== null) { |
| 246 | $fillColor = ($this->image->isIndexed()) ? $this->image->createColor($this->fillColor) : |
| 247 | $this->image->createColor($this->fillColor, $this->opacity); |
| 248 | imagefilledarc($this->image->getResource(), $x, $y, $wid, $hgt, $start, $end, $fillColor, IMG_ARC_PIE); |
| 249 | } |
| 250 | |
| 251 | if ($this->strokeWidth > 0) { |
| 252 | $strokeColor = ($this->image->isIndexed()) ? $this->image->createColor($this->strokeColor) : |
| 253 | $this->image->createColor($this->strokeColor, $this->opacity); |
| 254 | |
| 255 | imagesetthickness($this->image->getResource(), $this->strokeWidth); |
| 256 | imagefilledarc( |
| 257 | $this->image->getResource(), $x, $y, $wid, $hgt, $start, $end, $strokeColor, IMG_ARC_EDGED | IMG_ARC_PIE | IMG_ARC_NOFILL |
| 258 | ); |
| 259 | } |
| 260 | } |
| 261 | |
| 262 | return $this; |
| 263 | } |
| 264 | |
| 265 | /** |
| 266 | * Draw a polygon on the image. |
| 267 | * |
| 268 | * @param array $points |
| 269 | * @return Gd |
| 270 | */ |
| 271 | public function polygon(array $points): Gd |
| 272 | { |
| 273 | if ($this->hasImage()) { |
| 274 | $realPoints = []; |
| 275 | foreach ($points as $coord) { |
| 276 | if (isset($coord['x']) && isset($coord['y'])) { |
| 277 | $realPoints[] = $coord['x']; |
| 278 | $realPoints[] = $coord['y']; |
| 279 | } |
| 280 | } |
| 281 | |
| 282 | if ($this->fillColor !== null) { |
| 283 | $fillColor = ($this->image->isIndexed()) ? $this->image->createColor($this->fillColor) : |
| 284 | $this->image->createColor($this->fillColor, $this->opacity); |
| 285 | imagefilledpolygon($this->image->getResource(), $realPoints, $fillColor); |
| 286 | } |
| 287 | |
| 288 | if ($this->strokeWidth > 0) { |
| 289 | $strokeColor = ($this->image->isIndexed()) ? $this->image->createColor($this->strokeColor) : |
| 290 | $this->image->createColor($this->strokeColor, $this->opacity); |
| 291 | |
| 292 | imagesetthickness($this->image->getResource(), $this->strokeWidth); |
| 293 | imagepolygon($this->image->getResource(), $realPoints, $strokeColor); |
| 294 | } |
| 295 | } |
| 296 | |
| 297 | return $this; |
| 298 | } |
| 299 | |
| 300 | } |