Set graphic effect values from StageModel

Author: adazem009

src/stagemodel.cpp

@@ -4,6 +4,7 @@
 
 #include "stagemodel.h"
 #include "renderedtarget.h"
+#include "graphicseffect.h"
 
 using namespace scratchcpprender;
 
@@ -37,10 +38,16 @@ void StageModel::onVideoTransparencyChanged(int videoTransparency)
 
 void StageModel::onGraphicsEffectChanged(libscratchcpp::IGraphicsEffect *effect, double value)
 {
+    GraphicsEffect *graphicsEffect = dynamic_cast<GraphicsEffect *>(effect);
+
+    if (graphicsEffect && m_renderedTarget)
+        m_renderedTarget->setGraphicEffect(graphicsEffect->effect(), value);
 }
 
 void StageModel::onGraphicsEffectsCleared()
 {
+    if (m_renderedTarget)
+        m_renderedTarget->clearGraphicEffects();
 }
 
 void StageModel::loadCostume()

test/target_models/stagemodel_test.cpp

@@ -1,6 +1,7 @@
 #include <QtTest/QSignalSpy>
 #include <scratchcpp/costume.h>
 #include <stagemodel.h>
+#include <graphicseffect.h>
 #include <renderedtargetmock.h>
 
 #include "../common.h"
@@ -38,6 +39,31 @@ TEST(StageModelTest, OnCostumeChanged)
     model.onCostumeChanged(&costume);
 }
 
+TEST(StageModelTest, OnGraphicsEffectChanged)
+{
+    StageModel model;
+    RenderedTargetMock renderedTarget;
+    model.setRenderedTarget(&renderedTarget);
+
+    GraphicsEffect effect1(ShaderManager::Effect::Brightness, "brightness");
+    EXPECT_CALL(renderedTarget, setGraphicEffect(ShaderManager::Effect::Brightness, 78.4));
+    model.onGraphicsEffectChanged(&effect1, 78.4);
+
+    GraphicsEffect effect2(ShaderManager::Effect::Ghost, "ghost");
+    EXPECT_CALL(renderedTarget, setGraphicEffect(ShaderManager::Effect::Ghost, 0.0));
+    model.onGraphicsEffectChanged(&effect2, 0.0);
+}
+
+TEST(StageModelTest, OnGraphicsEffectsCleared)
+{
+    StageModel model;
+    RenderedTargetMock renderedTarget;
+    model.setRenderedTarget(&renderedTarget);
+
+    EXPECT_CALL(renderedTarget, clearGraphicEffects());
+    model.onGraphicsEffectsCleared();
+}
+
 TEST(StageModelTest, RenderedTarget)
 {
     StageModel model;