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include layer opacity info for embedded layers (3liz#4964)
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mind84 authored Nov 26, 2024
1 parent 32064a4 commit d6166c8
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Showing 7 changed files with 2,738 additions and 8 deletions.
30 changes: 22 additions & 8 deletions lizmap/modules/lizmap/lib/Project/QgisProject.php
Original file line number Diff line number Diff line change
Expand Up @@ -377,17 +377,31 @@ protected function setShortNames(ProjectConfig $cfg)
*/
protected function setLayerOpacity(ProjectConfig $cfg)
{
$layerWithOpacities = $this->xpathQuery('//maplayer/layerOpacity[.!=1]/parent::* | //maplayer/pipe/rasterrenderer/@opacity[.!=1]/ancestor::maplayer');
if ($layerWithOpacities) {
foreach ($layerWithOpacities as $layerWithOpacity) {
$name = (string) $layerWithOpacity->layername;
$layers = $this->layers;
// loop through project layers to get embedded ones as well
foreach ($layers as $layer) {
$xpath = "//maplayer[id='{$layer['id']}']/layerOpacity[.!=1]/parent::* | //maplayer[id='{$layer['id']}']/pipe/rasterrenderer/@opacity[.!=1]/ancestor::maplayer";
$layerWithOpacity = null;

// check if layer is embedded or not
$qgisProject = $this->getEmbeddedQgisProject($layer['id']);

if ($qgisProject) {
$layerWithOpacity = $qgisProject->xpathQuery($xpath);
} else {
$layerWithOpacity = $this->xpathQuery($xpath);
}

// layerWithOpacity should have length == 1, if any
if ($layerWithOpacity && count($layerWithOpacity) == 1) {
$name = (string) $layerWithOpacity[0]->layername;
$layerCfg = $cfg->getLayer($name);
$opacity = 1;
if ($layerCfg) {
if (isset($layerWithOpacity->layerOpacity)) {
$opacity = (float) $layerWithOpacity->layerOpacity;
} elseif (isset($layerWithOpacity->pipe->rasterrenderer['opacity'])) {
$opacity = (float) $layerWithOpacity->pipe->rasterrenderer['opacity'];
if (isset($layerWithOpacity[0]->layerOpacity)) {
$opacity = (float) $layerWithOpacity[0]->layerOpacity;
} elseif (isset($layerWithOpacity[0]->pipe->rasterrenderer['opacity'])) {
$opacity = (float) $layerWithOpacity[0]->pipe->rasterrenderer['opacity'];
}
$layerCfg->opacity = $opacity;
}
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43 changes: 43 additions & 0 deletions tests/units/classes/Project/QgisProjectTest.php
Original file line number Diff line number Diff line change
Expand Up @@ -397,8 +397,51 @@ public function testSetLayerOpacity()
$cfg = new Project\ProjectConfig((object) array('layers' => $json->layers));
$testProj = new qgisProjectForTests();
$testProj->setXmlForTest(simplexml_load_file(__DIR__.'/Ressources/opacity.qgs'));
$layers = array(
array (
'id' => 'events_4c3b47b8_3939_4c8c_8e91_55bdb13a2101',
'name' => 'montpellier_events',
),
array (
'id' => 'raster_78572dfa_41b3_42da_a9c6_933ead8bad8f',
'name' => 'local_raster_layer',
),
);
$testProj->setLayers($layers);
$testProj->setLayerOpacityForTest($cfg);
$this->assertEquals($expectedLayer, $cfg->getLayers());

// embedded layers
$file = __DIR__.'/Ressources/opacity_embed.qgs';
$data = array(
'WMSInformation' => array(),
'layers' => array(),
);
$file = __DIR__.'/Ressources/opacity_embed.qgs';
$testProjE = new ProjectForTests();

$testQgis = new QgisProjectForTests($data);
$rep = new Project\Repository('key', array(), null, null, null);
$testQgis->setPath($file);
$testQgis->readXMLProjectTest($file);

$cfg = json_decode(file_get_contents($file.'.cfg'));
$config = new Project\ProjectConfig($cfg);

$testProjE->setCfg($config);
$testProjE->setQgis($testQgis);
$testProjE->setRepo($rep);
$testProjE->setKey('test');

$testQgis->setLayerOpacityForTest($config);

$emLayer = $testQgis->getLayer('_a5a62408_edf3_4c07_a266_0e8ae6642517', $testProjE);
$this->assertNotNull($emLayer);
$this->assertEquals($emLayer->getName(), 'Fabbricati');

$eLayerName = $emLayer->getName();
$this->assertNotNull($config->getLayer($eLayerName));
$this->assertEquals(0.4,$config->getLayer($eLayerName)->opacity);
}

public static function getLayerData()
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1 change: 1 addition & 0 deletions tests/units/classes/Project/Ressources/opacity.qgs
Original file line number Diff line number Diff line change
Expand Up @@ -15,6 +15,7 @@
<customproperties/>
<blendMode>0</blendMode>
<layername>montpellier_events</layername>
<id>events_4c3b47b8_3939_4c8c_8e91_55bdb13a2101</id>
<featureBlendMode>0</featureBlendMode>
<layerOpacity>0.85</layerOpacity>
<geometryOptions geometryPrecision="0" removeDuplicateNodes="0">
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