本文整理汇总了PHP中text_arc函数的典型用法代码示例。如果您正苦于以下问题：PHP text_arc函数的具体用法？PHP text_arc怎么用？PHP text_arc使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了text_arc函数的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的PHP代码示例。
示例1: mkimageTask
/**
* Create graphics
*
* @return void
*/
public function mkimageTask()
{
if (!$this->graphics_avail()) {
exit(0);
}
function block_sort($array1, $array2)
{
if ($array1['offset'] > $array2['offset']) {
return 1;
} else {
return -1;
}
}
function fill_arc($im, $centerX, $centerY, $diameter, $start, $end, $color1, $color2, $text = '', $placeindex = 0)
{
$r = $diameter / 2;
$w = deg2rad((360 + $start + ($end - $start) / 2) % 360);
if (function_exists("imagefilledarc")) {
// exists only if GD 2.0.1 is avaliable
imagefilledarc($im, $centerX + 1, $centerY + 1, $diameter, $diameter, $start, $end, $color1, IMG_ARC_PIE);
imagefilledarc($im, $centerX, $centerY, $diameter, $diameter, $start, $end, $color2, IMG_ARC_PIE);
imagefilledarc($im, $centerX, $centerY, $diameter, $diameter, $start, $end, $color1, IMG_ARC_NOFILL | IMG_ARC_EDGED);
} else {
imagearc($im, $centerX, $centerY, $diameter, $diameter, $start, $end, $color2);
imageline($im, $centerX, $centerY, $centerX + cos(deg2rad($start)) * $r, $centerY + sin(deg2rad($start)) * $r, $color2);
imageline($im, $centerX, $centerY, $centerX + cos(deg2rad($start + 1)) * $r, $centerY + sin(deg2rad($start)) * $r, $color2);
imageline($im, $centerX, $centerY, $centerX + cos(deg2rad($end - 1)) * $r, $centerY + sin(deg2rad($end)) * $r, $color2);
imageline($im, $centerX, $centerY, $centerX + cos(deg2rad($end)) * $r, $centerY + sin(deg2rad($end)) * $r, $color2);
imagefill($im, $centerX + $r * cos($w) / 2, $centerY + $r * sin($w) / 2, $color2);
}
if ($text) {
if ($placeindex > 0) {
imageline($im, $centerX + $r * cos($w) / 2, $centerY + $r * sin($w) / 2, $diameter, $placeindex * 12, $color1);
imagestring($im, 4, $diameter, $placeindex * 12, $text, $color1);
} else {
imagestring($im, 4, $centerX + $r * cos($w) / 2, $centerY + $r * sin($w) / 2, $text, $color1);
}
}
}
function text_arc($im, $centerX, $centerY, $diameter, $start, $end, $color1, $text, $placeindex = 0)
{
$r = $diameter / 2;
$w = deg2rad((360 + $start + ($end - $start) / 2) % 360);
if ($placeindex > 0) {
imageline($im, $centerX + $r * cos($w) / 2, $centerY + $r * sin($w) / 2, $diameter, $placeindex * 12, $color1);
imagestring($im, 4, $diameter, $placeindex * 12, $text, $color1);
} else {
imagestring($im, 4, $centerX + $r * cos($w) / 2, $centerY + $r * sin($w) / 2, $text, $color1);
}
}
function fill_box($im, $x, $y, $w, $h, $color1, $color2, $text = '', $placeindex = '')
{
global $col_black;
$x1 = $x + $w - 1;
$y1 = $y + $h - 1;
imagerectangle($im, $x, $y1, $x1 + 1, $y + 1, $col_black);
if ($y1 > $y) {
imagefilledrectangle($im, $x, $y, $x1, $y1, $color2);
} else {
imagefilledrectangle($im, $x, $y1, $x1, $y, $color2);
}
imagerectangle($im, $x, $y1, $x1, $y, $color1);
if ($text) {
if ($placeindex > 0) {
if ($placeindex < 16) {
$px = 5;
$py = $placeindex * 12 + 6;
imagefilledrectangle($im, $px + 90, $py + 3, $px + 90 - 4, $py - 3, $color2);
imageline($im, $x, $y + $h / 2, $px + 90, $py, $color2);
imagestring($im, 2, $px, $py - 6, $text, $color1);
} else {
if ($placeindex < 31) {
$px = $x + 40 * 2;
$py = ($placeindex - 15) * 12 + 6;
} else {
$px = $x + 40 * 2 + 100 * intval(($placeindex - 15) / 15);
$py = $placeindex % 15 * 12 + 6;
}
imagefilledrectangle($im, $px, $py + 3, $px - 4, $py - 3, $color2);
imageline($im, $x + $w, $y + $h / 2, $px, $py, $color2);
imagestring($im, 2, $px + 2, $py - 6, $text, $color1);
}
} else {
imagestring($im, 4, $x + 5, $y1 - 16, $text, $color1);
}
}
}
$MYREQUEST = $this->MYREQUEST;
$mem = $this->mem;
$cache = $this->cache;
$size = GRAPH_SIZE;
// image size
if ($MYREQUEST['IMG'] == 3) {
$image = imagecreate(2 * $size + 150, $size + 10);
} else {
//.........这里部分代码省略.........
示例2: fill_arc
$ptr = $block['offset'] + $block['size'];
}
if ($ptr < $mem['seg_size']) {
// memory at the end
$angle_to = $angle_from + ($mem['seg_size'] - $ptr) / $s;
if ($angle_to + $fuzz > 1) {
$angle_to = 1;
}
fill_arc($image, $x, $y, $size, $angle_from * 360, $angle_to * 360, $col_black, $col_red);
if ($angle_to - $angle_from > 0.05) {
array_push($string_placement, array($angle_from, $angle_to));
}
}
}
foreach ($string_placement as $angle) {
text_arc($image, $x, $y, $size, $angle[0] * 360, $angle[1] * 360, $col_black, bsize($s * ($angle[1] - $angle[0])));
}
break;
case 2:
$s = $cache['num_hits'] + $cache['num_misses'];
$a = $cache['num_hits'];
fill_box($image, 30, $size, 50, -$a * ($size - 21) / $s, $col_black, $col_green, sprintf("%.1f%%", $cache['num_hits'] * 100 / $s));
fill_box($image, 130, $size, 50, -max(4, ($s - $a) * ($size - 21) / $s), $col_black, $col_red, sprintf("%.1f%%", $cache['num_misses'] * 100 / $s));
break;
case 3:
$s = $mem['num_seg'] * $mem['seg_size'];
$a = $mem['avail_mem'];
$x = 130;
$y = 1;
$j = 1;
// This block of code creates the bar chart. It is a lot more complex than you示例3: indexAction
//.........这里部分代码省略.........
fill_arc($image, $x, $y, $size, $angle_from * 360, $angle_to * 360, $col_black, $col_red);
if ($angle_to - $angle_from > 0.05) {
array_push($string_placement, array($angle_from, $angle_to));
}
}
$angle_from = $angle_to;
}
$angle_to = $angle_from + $block['size'] / $s;
if ($angle_to + $fuzz > 1) {
$angle_to = 1;
}
if ($angle_to * 360 - $angle_from * 360 >= 1) {
fill_arc($image, $x, $y, $size, $angle_from * 360, $angle_to * 360, $col_black, $col_green);
if ($angle_to - $angle_from > 0.05) {
array_push($string_placement, array($angle_from, $angle_to));
}
}
$angle_from = $angle_to;
$ptr = $block['offset'] + $block['size'];
}
if ($ptr < $mem['seg_size']) {
// memory at the end
$angle_to = $angle_from + ($mem['seg_size'] - $ptr) / $s;
if ($angle_to + $fuzz > 1) {
$angle_to = 1;
}
fill_arc($image, $x, $y, $size, $angle_from * 360, $angle_to * 360, $col_black, $col_red);
if ($angle_to - $angle_from > 0.05) {
array_push($string_placement, array($angle_from, $angle_to));
}
}
}
foreach ($string_placement as $angle) {
text_arc($image, $x, $y, $size, $angle[0] * 360, $angle[1] * 360, $col_black, bsize($s * ($angle[1] - $angle[0])));
}
break;
case 2:
$s = $cache['num_hits'] + $cache['num_misses'];
$a = $cache['num_hits'];
fill_box($image, 30, $size, 50, -$a * ($size - 21) / $s, $col_black, $col_green, sprintf("%.1f%%", $cache['num_hits'] * 100 / $s));
fill_box($image, 130, $size, 50, -max(4, ($s - $a) * ($size - 21) / $s), $col_black, $col_red, sprintf("%.1f%%", $cache['num_misses'] * 100 / $s));
break;
case 3:
$s = $mem['num_seg'] * $mem['seg_size'];
$a = $mem['avail_mem'];
$x = 130;
$y = 1;
$j = 1;
// This block of code creates the bar chart. It is a lot more complex than you
// would expect because we try to visualize any memory fragmentation as well.
for ($i = 0; $i < $mem['num_seg']; $i++) {
$ptr = 0;
$free = $mem['block_lists'][$i];
foreach ($free as $block) {
if ($block['offset'] != $ptr) {
// Used block
$h = (GRAPH_SIZE - 5) * ($block['offset'] - $ptr) / $s;
if ($h > 0) {
$j++;
if ($j < 75) {
fill_box($image, $x, $y, 50, $h, $col_black, $col_red, bsize($block['offset'] - $ptr), $j);
} else {
fill_box($image, $x, $y, 50, $h, $col_black, $col_red);
}
}
$y += $h;