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Add composition bundle

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This commit is contained in:
Victor 2017-08-30 11:45:08 +03:00
parent cf21aef0ac
commit 1e5ca3c1b3
5 changed files with 128 additions and 0 deletions
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8
app/src/main/java/com/annimon/hotarufx/bundles/Bundle.java Normal file
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@ -0,0 +1,8 @@
package com.annimon.hotarufx.bundles;
import com.annimon.hotarufx.lib.Context;
public interface Bundle {
void load(Context context);
}

26
app/src/main/java/com/annimon/hotarufx/bundles/BundleLoader.java Normal file
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@ -0,0 +1,26 @@
package com.annimon.hotarufx.bundles;
import com.annimon.hotarufx.lib.Context;
import java.util.Collections;
import java.util.List;
import lombok.val;
public final class BundleLoader {
public static void loadSingle(Context context, Class<? extends Bundle> clazz) {
load(context, Collections.singletonList(clazz));
}
public static void load(Context context, List<Class<? extends Bundle>> bundles) {
if (bundles == null || bundles.isEmpty()) {
return;
}
for (Class<? extends Bundle> clazz : bundles) {
try {
val bundle = clazz.newInstance();
bundle.load(context);
} catch (IllegalAccessException | InstantiationException ignore) {}
}
}
}

48
app/src/main/java/com/annimon/hotarufx/bundles/CompositionBundle.java Normal file
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@ -0,0 +1,48 @@
package com.annimon.hotarufx.bundles;
import com.annimon.hotarufx.lib.Context;
import com.annimon.hotarufx.lib.NumberValue;
import com.annimon.hotarufx.visual.Composition;
import lombok.val;
public class CompositionBundle implements Bundle {
@Override
public void load(Context context) {
context.functions().put("composition", args -> {
final int width, height;
final double frameRate;
switch (args.length) {
case 0:
width = 1280;
height = 720;
frameRate = 30d;
break;
case 1:
width = 1280;
height = 720;
frameRate = args[0].asNumber();
break;
case 2:
width = args[0].asInt();
height = args[1].asInt();
frameRate = 30d;
break;
case 3:
default:
width = args[0].asInt();
height = args[1].asInt();
frameRate = args[2].asNumber();
break;
}
val composition = new Composition(width, height, frameRate);
val scene = composition.getScene();
context.composition(composition);
context.variables().put("Width", NumberValue.of(scene.getVirtualWidth()));
context.variables().put("Height", NumberValue.of(scene.getVirtualHeight()));
context.variables().put("HalfWidth", NumberValue.of(scene.getVirtualWidth() / 2));
context.variables().put("HalfHeight", NumberValue.of(scene.getVirtualHeight() / 2));
return NumberValue.ZERO;
});
}
}

10
app/src/main/java/com/annimon/hotarufx/lib/Context.java
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@ -1,5 +1,6 @@
package com.annimon.hotarufx.lib;
import com.annimon.hotarufx.visual.Composition;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
@ -7,6 +8,7 @@ public final class Context {
private final Map<String, Value> variables;
private final Map<String, Function> functions;
private Composition composition;
public Context() {
variables = new ConcurrentHashMap<>();
@ -20,4 +22,12 @@ public final class Context {
public Map<String, Function> functions() {
return functions;
}
public Composition composition() {
return composition;
}
public void composition(Composition composition) {
this.composition = composition;
}
}

36
app/src/test/java/com/annimon/hotarufx/bundles/CompositionBundleTest.java Normal file
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@ -0,0 +1,36 @@
package com.annimon.hotarufx.bundles;
import com.annimon.hotarufx.lib.Context;
import com.annimon.hotarufx.lib.NumberValue;
import lombok.val;
import org.junit.jupiter.api.Test;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.*;
class CompositionBundleTest {
@Test
void testBundle() {
val context = new Context();
BundleLoader.loadSingle(context, CompositionBundle.class);
assertThat(context.functions(), hasKey("composition"));
assertThat(context.composition(), nullValue());
assertThat(context.variables(), allOf(
not(hasKey("Width")),
not(hasKey("Height")),
not(hasKey("HalfWidth")),
not(hasKey("HalfHeight"))
));
context.functions().get("composition").execute();
assertThat(context.composition(), notNullValue());
assertThat(context.variables(), allOf(
hasEntry("Width", NumberValue.of(1920)),
hasEntry("Height", NumberValue.of(1080)),
hasEntry("HalfWidth", NumberValue.of(960)),
hasEntry("HalfHeight", NumberValue.of(540))
));
}
}